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nghttp2/tests/nghttp2_session_test.c

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/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2013 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "nghttp2_session_test.h"
#include <stdio.h>
#include <assert.h>
#include <CUnit/CUnit.h>
#include "nghttp2_session.h"
#include "nghttp2_stream.h"
#include "nghttp2_net.h"
#include "nghttp2_helper.h"
#include "nghttp2_test_helper.h"
#include "nghttp2_priority_spec.h"
#define OB_CTRL(ITEM) nghttp2_outbound_item_get_ctrl_frame(ITEM)
#define OB_CTRL_TYPE(ITEM) nghttp2_outbound_item_get_ctrl_frame_type(ITEM)
#define OB_DATA(ITEM) nghttp2_outbound_item_get_data_frame(ITEM)
typedef struct {
uint8_t buf[65535];
size_t length;
} accumulator;
typedef struct {
uint8_t data[8192];
uint8_t *datamark;
uint8_t *datalimit;
size_t feedseq[8192];
size_t seqidx;
} scripted_data_feed;
typedef struct {
accumulator *acc;
scripted_data_feed *df;
int frame_recv_cb_called, invalid_frame_recv_cb_called;
uint8_t recv_frame_type;
int frame_send_cb_called;
uint8_t sent_frame_type;
int frame_not_send_cb_called;
uint8_t not_sent_frame_type;
int not_sent_error;
int stream_close_cb_called;
uint32_t stream_close_error_code;
size_t data_source_length;
int32_t stream_id;
size_t block_count;
int data_chunk_recv_cb_called;
const nghttp2_frame *frame;
size_t fixed_sendlen;
int header_cb_called;
int begin_headers_cb_called;
nghttp2_nv nv;
size_t data_chunk_len;
size_t padlen;
int begin_frame_cb_called;
} my_user_data;
static const nghttp2_nv reqnv[] = {
MAKE_NV(":method", "GET"), MAKE_NV(":path", "/"),
MAKE_NV(":scheme", "https"), MAKE_NV(":authority", "localhost"),
};
static const nghttp2_nv resnv[] = {
MAKE_NV(":status", "200"),
};
static const nghttp2_nv trailernv[] = {
// from http://tools.ietf.org/html/rfc6249#section-7
MAKE_NV("digest", "SHA-256="
"MWVkMWQxYTRiMzk5MDQ0MzI3NGU5NDEyZTk5OWY1ZGFmNzgyZTJlODYz"
"YjRjYzFhOTlmNTQwYzI2M2QwM2U2MQ=="),
};
static void scripted_data_feed_init2(scripted_data_feed *df,
nghttp2_bufs *bufs) {
nghttp2_buf_chain *ci;
nghttp2_buf *buf;
uint8_t *ptr;
size_t len;
memset(df, 0, sizeof(scripted_data_feed));
ptr = df->data;
len = 0;
for (ci = bufs->head; ci; ci = ci->next) {
buf = &ci->buf;
ptr = nghttp2_cpymem(ptr, buf->pos, nghttp2_buf_len(buf));
len += nghttp2_buf_len(buf);
}
df->datamark = df->data;
df->datalimit = df->data + len;
df->feedseq[0] = len;
}
static ssize_t null_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data _U_) {
return (ssize_t)len;
}
static ssize_t fail_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len _U_,
int flags _U_, void *user_data _U_) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
static ssize_t fixed_bytes_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data) {
size_t fixed_sendlen = ((my_user_data *)user_data)->fixed_sendlen;
return (ssize_t)(fixed_sendlen < len ? fixed_sendlen : len);
}
static ssize_t scripted_recv_callback(nghttp2_session *session _U_,
uint8_t *data, size_t len, int flags _U_,
void *user_data) {
scripted_data_feed *df = ((my_user_data *)user_data)->df;
size_t wlen = df->feedseq[df->seqidx] > len ? len : df->feedseq[df->seqidx];
memcpy(data, df->datamark, wlen);
df->datamark += wlen;
df->feedseq[df->seqidx] -= wlen;
if (df->feedseq[df->seqidx] == 0) {
++df->seqidx;
}
return (ssize_t)wlen;
}
static ssize_t eof_recv_callback(nghttp2_session *session _U_,
uint8_t *data _U_, size_t len _U_,
int flags _U_, void *user_data _U_) {
return NGHTTP2_ERR_EOF;
}
static ssize_t accumulator_send_callback(nghttp2_session *session _U_,
const uint8_t *buf, size_t len,
int flags _U_, void *user_data) {
accumulator *acc = ((my_user_data *)user_data)->acc;
assert(acc->length + len < sizeof(acc->buf));
memcpy(acc->buf + acc->length, buf, len);
acc->length += len;
return (ssize_t)len;
}
static int on_begin_frame_callback(nghttp2_session *session _U_,
const nghttp2_frame_hd *hd _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->begin_frame_cb_called;
return 0;
}
static int on_frame_recv_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_recv_cb_called;
ud->recv_frame_type = frame->hd.type;
return 0;
}
static int on_invalid_frame_recv_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame _U_,
int lib_error_code _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->invalid_frame_recv_cb_called;
return 0;
}
static int on_frame_send_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_send_cb_called;
ud->sent_frame_type = frame->hd.type;
return 0;
}
static int on_frame_not_send_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, int lib_error,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_not_send_cb_called;
ud->not_sent_frame_type = frame->hd.type;
ud->not_sent_error = lib_error;
return 0;
}
static int on_data_chunk_recv_callback(nghttp2_session *session _U_,
uint8_t flags _U_, int32_t stream_id _U_,
const uint8_t *data _U_, size_t len,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->data_chunk_recv_cb_called;
ud->data_chunk_len = len;
return 0;
}
static int pause_on_data_chunk_recv_callback(nghttp2_session *session _U_,
uint8_t flags _U_,
int32_t stream_id _U_,
const uint8_t *data _U_,
size_t len _U_, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->data_chunk_recv_cb_called;
return NGHTTP2_ERR_PAUSE;
}
static ssize_t select_padding_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame,
size_t max_payloadlen, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
return (ssize_t)nghttp2_min(max_payloadlen, frame->hd.length + ud->padlen);
}
static ssize_t too_large_data_source_length_callback(
nghttp2_session *session _U_, uint8_t frame_type _U_, int32_t stream_id _U_,
int32_t session_remote_window_size _U_,
int32_t stream_remote_window_size _U_, uint32_t remote_max_frame_size _U_,
void *user_data _U_) {
return NGHTTP2_MAX_FRAME_SIZE_MAX + 1;
}
static ssize_t smallest_length_data_source_length_callback(
nghttp2_session *session _U_, uint8_t frame_type _U_, int32_t stream_id _U_,
int32_t session_remote_window_size _U_,
int32_t stream_remote_window_size _U_, uint32_t remote_max_frame_size _U_,
void *user_data _U_) {
return 1;
}
static ssize_t fixed_length_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
size_t wlen;
if (len < ud->data_source_length) {
wlen = len;
} else {
wlen = ud->data_source_length;
}
ud->data_source_length -= wlen;
if (ud->data_source_length == 0) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
}
return (ssize_t)wlen;
}
static ssize_t temporal_failure_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len _U_, uint32_t *data_flags _U_, nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static ssize_t fail_data_source_read_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
uint8_t *buf _U_, size_t len _U_,
uint32_t *data_flags _U_,
nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
static ssize_t no_end_stream_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len _U_, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data _U_) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF | NGHTTP2_DATA_FLAG_NO_END_STREAM;
return 0;
}
static ssize_t no_copy_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
size_t wlen;
if (len < ud->data_source_length) {
wlen = len;
} else {
wlen = ud->data_source_length;
}
ud->data_source_length -= wlen;
*data_flags |= NGHTTP2_DATA_FLAG_NO_COPY;
if (ud->data_source_length == 0) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
}
return (ssize_t)wlen;
}
static int send_data_callback(nghttp2_session *session _U_,
nghttp2_frame *frame, const uint8_t *framehd,
size_t length, nghttp2_data_source *source _U_,
void *user_data) {
accumulator *acc = ((my_user_data *)user_data)->acc;
memcpy(acc->buf + acc->length, framehd, NGHTTP2_FRAME_HDLEN);
acc->length += NGHTTP2_FRAME_HDLEN;
if (frame->data.padlen) {
*(acc->buf + acc->length++) = (uint8_t)(frame->data.padlen - 1);
}
acc->length += length;
if (frame->data.padlen) {
acc->length += frame->data.padlen - 1;
}
return 0;
}
static ssize_t block_count_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
if (ud->block_count == 0) {
return NGHTTP2_ERR_WOULDBLOCK;
}
--ud->block_count;
return (ssize_t)len;
}
static int on_header_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, const uint8_t *name,
size_t namelen, const uint8_t *value,
size_t valuelen, uint8_t flags _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->header_cb_called;
ud->nv.name = (uint8_t *)name;
ud->nv.namelen = namelen;
ud->nv.value = (uint8_t *)value;
ud->nv.valuelen = valuelen;
ud->frame = frame;
return 0;
}
static int pause_on_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags, void *user_data) {
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_PAUSE;
}
static int temporal_failure_on_header_callback(
nghttp2_session *session, const nghttp2_frame *frame, const uint8_t *name,
size_t namelen, const uint8_t *value, size_t valuelen, uint8_t flags,
void *user_data) {
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static int on_begin_headers_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->begin_headers_cb_called;
return 0;
}
static int temporal_failure_on_begin_headers_callback(
nghttp2_session *session, const nghttp2_frame *frame, void *user_data) {
on_begin_headers_callback(session, frame, user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static ssize_t defer_data_source_read_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
uint8_t *buf _U_, size_t len _U_,
uint32_t *data_flags _U_,
nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_DEFERRED;
}
static int on_stream_close_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
nghttp2_error_code error_code _U_,
void *user_data) {
my_user_data *my_data = (my_user_data *)user_data;
++my_data->stream_close_cb_called;
my_data->stream_close_error_code = error_code;
return 0;
}
static nghttp2_settings_entry *dup_iv(const nghttp2_settings_entry *iv,
size_t niv) {
return nghttp2_frame_iv_copy(iv, niv, nghttp2_mem_default());
}
static nghttp2_priority_spec pri_spec_default = {0, NGHTTP2_DEFAULT_WEIGHT, 0};
void test_nghttp2_session_recv(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
size_t framelen;
nghttp2_frame frame;
size_t i;
nghttp2_outbound_item *item;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_begin_frame_callback = on_begin_frame_callback;
user_data.df = &df;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
scripted_data_feed_init2(&df, &bufs);
framelen = nghttp2_bufs_len(&bufs);
/* Send 1 byte per each read */
for (i = 0; i < framelen; ++i) {
df.feedseq[i] = 1;
}
nghttp2_frame_headers_free(&frame.headers, mem);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
while (df.seqidx < framelen) {
CU_ASSERT(0 == nghttp2_session_recv(session));
}
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
/* Receive PRIORITY */
nghttp2_frame_priority_init(&frame.priority, 5, &pri_spec_default);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
nghttp2_frame_priority_free(&frame.priority);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Some tests for frame too large */
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* Receive PING with too large payload */
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
rv = nghttp2_frame_pack_ping(&bufs, &frame.ping);
CU_ASSERT(0 == rv);
/* Add extra 16 bytes */
nghttp2_bufs_seek_last_present(&bufs);
assert(nghttp2_buf_len(&bufs.cur->buf) >= 16);
bufs.cur->buf.last += 16;
nghttp2_put_uint32be(
bufs.cur->buf.pos,
(uint32_t)(((frame.hd.length + 16) << 8) + bufs.cur->buf.pos[3]));
nghttp2_frame_ping_free(&frame.ping);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == user_data.frame_recv_cb_called);
CU_ASSERT(0 == user_data.begin_frame_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_stream_id(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
nghttp2_nv *nva;
size_t nvlen;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
user_data.df = &df;
user_data.invalid_frame_recv_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_frame(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
user_data.df = &df;
user_data.frame_send_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == user_data.frame_send_cb_called);
/* Receive exactly same bytes of HEADERS is treated as error, because it has
* pseudo headers and without END_STREAM flag set */
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_send_cb_called);
CU_ASSERT(NGHTTP2_RST_STREAM == user_data.sent_frame_type);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_eof(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = eof_recv_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(NGHTTP2_ERR_EOF == nghttp2_session_recv(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[8092];
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
nghttp2_frame_hd hd;
int i;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create DATA frame with length 4KiB */
memset(data, 0, sizeof(data));
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
/* stream 1 is not opened, so it must be responded with connection
error. This is not mandated by the spec */
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create stream 1 with CLOSING state. DATA is ignored. */
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_CLOSING, NULL);
/* Set initial window size 16383 to check stream flow control,
isolating it from the conneciton flow control */
stream->local_window_size = 16383;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL == item);
/* This is normal case. DATA is acceptable. */
stream->state = NGHTTP2_STREAM_OPENED;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
/* Now we got data more than initial-window-size / 2, WINDOW_UPDATE
must be queued */
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(1 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Set initial window size to 1MiB, so that we can check connection
flow control individually */
stream->local_window_size = 1 << 20;
/* Connection flow control takes into account DATA which is received
in the error condition. We have received 4096 * 4 bytes of
DATA. Additional 4 DATA frames, connection flow control will kick
in. */
for (i = 0; i < 5; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Reception of DATA with stream ID = 0 causes connection error */
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 0;
nghttp2_frame_pack_frame_hd(data, &hd);
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_session_del(session);
/* Check window_update_queued flag in both session and stream */
nghttp2_session_server_new(&session, &callbacks, &ud);
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
stream = open_stream(session, 1);
/* Send 32767 bytes of DATA. In our current flow control algorithm,
it triggers first WINDOW_UPDATE of window_size_increment
32767. */
for (i = 0; i < 7; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
hd.length = 4095;
nghttp2_frame_pack_frame_hd(data, &hd);
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4095);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4095 == rv);
/* Now 2 WINDOW_UPDATEs for session and stream should be queued. */
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(1 == stream->window_update_queued);
CU_ASSERT(1 == session->window_update_queued);
/* Then send 32768 bytes of DATA. Since we have not sent queued
WINDOW_UDPATE frame, recv_window_size should not be decreased */
hd.length = 4096;
nghttp2_frame_pack_frame_hd(data, &hd);
for (i = 0; i < 8; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
/* WINDOW_UPDATE is blocked for session and stream, so
recv_window_size must not be decreased. */
CU_ASSERT(32768 == stream->recv_window_size);
CU_ASSERT(32768 == session->recv_window_size);
CU_ASSERT(1 == stream->window_update_queued);
CU_ASSERT(1 == session->window_update_queued);
ud.frame_send_cb_called = 0;
/* This sends queued WINDOW_UPDATES. And then check
recv_window_size, and queue WINDOW_UPDATEs for both session and
stream, and send them at once. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(4 == ud.frame_send_cb_called);
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(0 == stream->window_update_queued);
CU_ASSERT(0 == session->window_update_queued);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_data_no_auto_flow_control(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_option *option;
nghttp2_frame_hd hd;
size_t padlen;
uint8_t data[8192];
ssize_t rv;
size_t sendlen;
nghttp2_stream *stream;
size_t i;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_option_new(&option);
nghttp2_option_set_no_auto_window_update(option, 1);
nghttp2_session_server_new2(&session, &callbacks, &ud, option);
/* Create DATA frame with length 4KiB + 11 bytes padding*/
padlen = 11;
memset(data, 0, sizeof(data));
hd.length = 4096 + 1 + padlen;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_PADDED;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
data[NGHTTP2_FRAME_HDLEN] = (uint8_t)padlen;
/* First create stream 1, then close it. Check that data is
consumed for connection in this situation */
open_stream(session, 1);
/* Receive first 100 bytes */
sendlen = 100;
rv = nghttp2_session_mem_recv(session, data, sendlen);
CU_ASSERT((ssize_t)sendlen == rv);
/* We consumed pad length field (1 byte) */
CU_ASSERT(1 == session->consumed_size);
/* close stream here */
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 1, NGHTTP2_NO_ERROR);
nghttp2_session_send(session);
/* stream 1 has been closed, and we disabled auto flow-control, so
data must be immediately consumed for connection. */
rv = nghttp2_session_mem_recv(session, data + sendlen,
NGHTTP2_FRAME_HDLEN + hd.length - sendlen);
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + hd.length - sendlen) == rv);
/* We already consumed pad length field (1 byte), so do +1 here */
CU_ASSERT((int32_t)(NGHTTP2_FRAME_HDLEN + hd.length - sendlen + 1) ==
session->consumed_size);
nghttp2_session_del(session);
/* Reuse DATA created previously. */
nghttp2_session_server_new2(&session, &callbacks, &ud, option);
/* Now we are expecting final response header, which means receiving
DATA for that stream is illegal. */
stream = open_stream(session, 1);
stream->http_flags |= NGHTTP2_HTTP_FLAG_EXPECT_FINAL_RESPONSE;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + hd.length);
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + hd.length) == rv);
/* Whole payload must be consumed now because HTTP messaging rule
was not honored. */
CU_ASSERT((int32_t)hd.length == session->consumed_size);
nghttp2_session_del(session);
/* Check window_update_queued flag in both session and stream */
nghttp2_session_server_new2(&session, &callbacks, &ud, option);
stream = open_stream(session, 1);
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
/* Receive up to 65535 bytes of DATA */
for (i = 0; i < 15; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
hd.length = 4095;
nghttp2_frame_pack_frame_hd(data, &hd);
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4095);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4095 == rv);
CU_ASSERT(65535 == session->recv_window_size);
CU_ASSERT(65535 == stream->recv_window_size);
/* The first call of nghttp2_session_consume_connection() will queue
WINDOW_UPDATE. Next call does not. */
nghttp2_session_consume_connection(session, 32767);
nghttp2_session_consume_connection(session, 32768);
CU_ASSERT(32768 == session->recv_window_size);
CU_ASSERT(65535 == stream->recv_window_size);
CU_ASSERT(1 == session->window_update_queued);
CU_ASSERT(0 == stream->window_update_queued);
ud.frame_send_cb_called = 0;
/* This will send WINDOW_UPDATE, and check whether we should send
WINDOW_UPDATE, and queue and send it at once. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(65535 == stream->recv_window_size);
CU_ASSERT(0 == session->window_update_queued);
CU_ASSERT(0 == stream->window_update_queued);
CU_ASSERT(2 == ud.frame_send_cb_called);
/* Do the same for stream */
nghttp2_session_consume_stream(session, 1, 32767);
nghttp2_session_consume_stream(session, 1, 32768);
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(32768 == stream->recv_window_size);
CU_ASSERT(0 == session->window_update_queued);
CU_ASSERT(1 == stream->window_update_queued);
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == session->window_update_queued);
CU_ASSERT(0 == stream->window_update_queued);
CU_ASSERT(2 == ud.frame_send_cb_called);
nghttp2_session_del(session);
nghttp2_option_del(option);
}
void test_nghttp2_session_recv_continuation(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
uint8_t data[1024];
size_t datalen;
nghttp2_frame_hd cont_hd;
nghttp2_priority_spec pri_spec;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_header_callback = on_header_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_begin_frame_callback = on_begin_frame_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
/* Make 1 HEADERS and insert CONTINUATION header */
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
/* make sure that all data is in the first buf */
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
nghttp2_frame_headers_free(&frame.headers, mem);
/* HEADERS's payload is 1 byte */
memcpy(data, buf->pos, NGHTTP2_FRAME_HDLEN + 1);
datalen = NGHTTP2_FRAME_HDLEN + 1;
buf->pos += NGHTTP2_FRAME_HDLEN + 1;
nghttp2_put_uint32be(data, (uint32_t)((1 << 8) + data[3]));
/* First CONTINUATION, 2 bytes */
nghttp2_frame_hd_init(&cont_hd, 2, NGHTTP2_CONTINUATION, NGHTTP2_FLAG_NONE,
1);
nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd);
datalen += NGHTTP2_FRAME_HDLEN;
memcpy(data + datalen, buf->pos, cont_hd.length);
datalen += cont_hd.length;
buf->pos += cont_hd.length;
/* Second CONTINUATION, rest of the bytes */
nghttp2_frame_hd_init(&cont_hd, nghttp2_buf_len(buf), NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd);
datalen += NGHTTP2_FRAME_HDLEN;
memcpy(data + datalen, buf->pos, cont_hd.length);
datalen += cont_hd.length;
buf->pos += cont_hd.length;
CU_ASSERT(0 == nghttp2_buf_len(buf));
ud.header_cb_called = 0;
ud.begin_frame_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT((ssize_t)datalen == rv);
CU_ASSERT(4 == ud.header_cb_called);
CU_ASSERT(3 == ud.begin_frame_cb_called);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* HEADERS with padding followed by CONTINUATION */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
nghttp2_frame_headers_free(&frame.headers, mem);
/* make sure that all data is in the first buf */
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
/* HEADERS payload is 3 byte (1 for padding field, 1 for padding) */
memcpy(data, buf->pos, NGHTTP2_FRAME_HDLEN);
nghttp2_put_uint32be(data, (uint32_t)((3 << 8) + data[3]));
data[4] |= NGHTTP2_FLAG_PADDED;
/* padding field */
data[NGHTTP2_FRAME_HDLEN] = 1;
data[NGHTTP2_FRAME_HDLEN + 1] = buf->pos[NGHTTP2_FRAME_HDLEN];
/* padding */
data[NGHTTP2_FRAME_HDLEN + 2] = 0;
datalen = NGHTTP2_FRAME_HDLEN + 3;
buf->pos += NGHTTP2_FRAME_HDLEN + 1;
/* CONTINUATION, rest of the bytes */
nghttp2_frame_hd_init(&cont_hd, nghttp2_buf_len(buf), NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(data + datalen, &cont_hd);
datalen += NGHTTP2_FRAME_HDLEN;
memcpy(data + datalen, buf->pos, cont_hd.length);
datalen += cont_hd.length;
buf->pos += cont_hd.length;
CU_ASSERT(0 == nghttp2_buf_len(buf));
ud.header_cb_called = 0;
ud.begin_frame_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT((ssize_t)datalen == rv);
CU_ASSERT(4 == ud.header_cb_called);
CU_ASSERT(2 == ud.begin_frame_cb_called);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Expecting CONTINUATION, but get the other frame */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
/* HEADERS without END_HEADERS flag */
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
/* make sure that all data is in the first buf */
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
memcpy(data, buf->pos, nghttp2_buf_len(buf));
datalen = nghttp2_buf_len(buf);
/* Followed by PRIORITY */
nghttp2_priority_spec_default_init(&pri_spec);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
memcpy(data + datalen, buf->pos, nghttp2_buf_len(buf));
datalen += nghttp2_buf_len(buf);
ud.begin_headers_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT((ssize_t)datalen == rv);
CU_ASSERT(1 == ud.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_GOAWAY ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_headers_with_priority(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
nghttp2_outbound_item *item;
nghttp2_priority_spec pri_spec;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
open_stream(session, 1);
/* With NGHTTP2_FLAG_PRIORITY without exclusive flag set */
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_priority_spec_init(&pri_spec, 1, 99, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 3);
CU_ASSERT(99 == stream->weight);
CU_ASSERT(1 == stream->dep_prev->stream_id);
nghttp2_bufs_reset(&bufs);
/* With NGHTTP2_FLAG_PRIORITY, but cut last 1 byte to make it
invalid. */
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_priority_spec_init(&pri_spec, 0, 99, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
5, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > NGHTTP2_FRAME_HDLEN + 5);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
/* Make payload shorter than required length to store priority
group */
nghttp2_put_uint32be(buf->pos, (uint32_t)((4 << 8) + buf->pos[3]));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(0 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 5);
CU_ASSERT(NULL == stream);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == item->frame.goaway.error_code);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Check dep_stream_id == stream_id */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_priority_spec_init(&pri_spec, 1, 0, 0);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
1, NGHTTP2_HCAT_HEADERS, &pri_spec, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(0 == ud.frame_recv_cb_called);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NULL == stream);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_bufs_reset(&bufs);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
static int response_on_begin_frame_callback(nghttp2_session *session,
const nghttp2_frame_hd *hd,
void *user_data _U_) {
int rv;
if (hd->type != NGHTTP2_HEADERS) {
return 0;
}
rv = nghttp2_submit_response(session, hd->stream_id, resnv, ARRLEN(resnv),
NULL);
CU_ASSERT(0 == rv);
return 0;
}
void test_nghttp2_session_recv_headers_early_response(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_bufs bufs;
nghttp2_buf *buf;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_frame frame;
ssize_t rv;
nghttp2_stream *stream;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_begin_frame_callback = response_on_begin_frame_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
1, NGHTTP2_HCAT_REQUEST, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
/* Only receive 9 bytes headers, and invoke
on_begin_frame_callback */
rv = nghttp2_session_mem_recv(session, buf->pos, 9);
CU_ASSERT(9 == rv);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
rv =
nghttp2_session_mem_recv(session, buf->pos + 9, nghttp2_buf_len(buf) - 9);
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) - 9 == rv);
stream = nghttp2_session_get_stream_raw(session, 1);
CU_ASSERT(stream->flags & NGHTTP2_STREAM_FLAG_CLOSED);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_server_recv_push_response(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_mem *mem;
nghttp2_frame frame;
nghttp2_hd_deflater deflater;
nghttp2_nv *nva;
size_t nvlen;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
nvlen = ARRLEN(resnv);
nghttp2_nv_array_copy(&nva, resnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, &pri_spec_default, nva,
nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
ud.invalid_frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.invalid_frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_premature_headers(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_hd_deflater deflater;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
uint32_t payloadlen;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
buf = &bufs.head->buf;
/* Intentionally feed payload cutting last 1 byte off */
payloadlen = nghttp2_get_uint32(buf->pos) >> 8;
nghttp2_put_uint32be(buf->pos, ((payloadlen - 1) << 8) + buf->pos[3]);
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf) - 1);
CU_ASSERT((ssize_t)(nghttp2_buf_len(buf) - 1) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_COMPRESSION_ERROR == item->frame.rst_stream.error_code);
CU_ASSERT(1 == item->frame.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Test for PUSH_PROMISE */
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 2,
reqnv, ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
buf = &bufs.head->buf;
payloadlen = nghttp2_get_uint32(buf->pos) >> 8;
/* Intentionally feed payload cutting last 1 byte off */
nghttp2_put_uint32be(buf->pos, ((payloadlen - 1) << 8) + buf->pos[3]);
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf) - 1);
CU_ASSERT((ssize_t)(nghttp2_buf_len(buf) - 1) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_COMPRESSION_ERROR == item->frame.rst_stream.error_code);
CU_ASSERT(2 == item->frame.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_recv_unknown_frame(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[16384];
size_t datalen;
nghttp2_frame_hd hd;
ssize_t rv;
nghttp2_frame_hd_init(&hd, 16000, 99, NGHTTP2_FLAG_NONE, 0);
nghttp2_frame_pack_frame_hd(data, &hd);
datalen = NGHTTP2_FRAME_HDLEN + hd.length;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
ud.frame_recv_cb_called = 0;
/* Unknown frame must be ignored */
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT(rv == (ssize_t)datalen);
CU_ASSERT(0 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_unexpected_continuation(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[16384];
size_t datalen;
nghttp2_frame_hd hd;
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_frame_hd_init(&hd, 16000, NGHTTP2_CONTINUATION,
NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
datalen = NGHTTP2_FRAME_HDLEN + hd.length;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
open_stream(session, 1);
ud.frame_recv_cb_called = 0;
/* unexpected CONTINUATION must be treated as connection error */
rv = nghttp2_session_mem_recv(session, data, datalen);
CU_ASSERT(rv == (ssize_t)datalen);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_settings_header_table_size(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_bufs bufs;
nghttp2_buf *buf;
ssize_t rv;
my_user_data ud;
nghttp2_settings_entry iv[3];
nghttp2_nv nv = MAKE_NV(":authority", "example.org");
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3000;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16384;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 2),
2);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(3000 == session->remote_settings.header_table_size);
CU_ASSERT(16384 == session->remote_settings.initial_window_size);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE */
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3001;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16383;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 3001;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 3),
3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)(nghttp2_buf_len(buf)) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(3001 == session->remote_settings.header_table_size);
CU_ASSERT(16383 == session->remote_settings.initial_window_size);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE; first entry clears dynamic header
table. */
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(0 < session->hd_deflater.ctx.hd_table.len);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 0;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16382;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 4096;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 3),
3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(4096 == session->remote_settings.header_table_size);
CU_ASSERT(16382 == session->remote_settings.initial_window_size);
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
nghttp2_bufs_reset(&bufs);
/* 2 SETTINGS_HEADER_TABLE_SIZE; second entry clears dynamic header
table. */
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(0 < session->hd_deflater.ctx.hd_table.len);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 3000;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16381;
iv[2].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[2].value = 0;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 3),
3);
rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_settings_free(&frame.settings, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(0 == session->remote_settings.header_table_size);
CU_ASSERT(16381 == session->remote_settings.initial_window_size);
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
nghttp2_bufs_reset(&bufs);
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_too_large_frame_length(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t buf[NGHTTP2_FRAME_HDLEN];
nghttp2_outbound_item *item;
nghttp2_frame_hd hd;
/* Initial max frame size is NGHTTP2_MAX_FRAME_SIZE_MIN */
nghttp2_frame_hd_init(&hd, NGHTTP2_MAX_FRAME_SIZE_MIN + 1, NGHTTP2_HEADERS,
NGHTTP2_FLAG_NONE, 1);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_pack_frame_hd(buf, &hd);
CU_ASSERT(sizeof(buf) == nghttp2_session_mem_recv(session, buf, sizeof(buf)));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_continue(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
const nghttp2_nv nv1[] = {MAKE_NV(":method", "GET"), MAKE_NV(":path", "/")};
const nghttp2_nv nv2[] = {MAKE_NV("user-agent", "nghttp2/1.0.0"),
MAKE_NV("alpha", "bravo")};
nghttp2_bufs bufs;
nghttp2_buf *buf;
size_t framelen1, framelen2;
ssize_t rv;
uint8_t buffer[4096];
nghttp2_buf databuf;
nghttp2_frame frame;
nghttp2_nv *nva;
size_t nvlen;
const nghttp2_frame *recv_frame;
nghttp2_frame_hd data_hd;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
nghttp2_buf_wrap_init(&databuf, buffer, sizeof(buffer));
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_data_chunk_recv_callback = pause_on_data_chunk_recv_callback;
callbacks.on_header_callback = pause_on_header_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* disable strict HTTP layering checks */
session->opt_flags |= NGHTTP2_OPTMASK_NO_HTTP_MESSAGING;
nghttp2_hd_deflate_init(&deflater, mem);
/* Make 2 HEADERS frames */
nvlen = ARRLEN(nv1);
nghttp2_nv_array_copy(&nva, nv1, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
buf = &bufs.head->buf;
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
framelen1 = nghttp2_buf_len(buf);
databuf.last = nghttp2_cpymem(databuf.last, buf->pos, nghttp2_buf_len(buf));
nvlen = ARRLEN(nv2);
nghttp2_nv_array_copy(&nva, nv2, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
nghttp2_bufs_reset(&bufs);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
nghttp2_frame_headers_free(&frame.headers, mem);
assert(nghttp2_bufs_len(&bufs) == nghttp2_buf_len(buf));
framelen2 = nghttp2_buf_len(buf);
databuf.last = nghttp2_cpymem(databuf.last, buf->pos, nghttp2_buf_len(buf));
/* Receive 1st HEADERS and pause */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
recv_frame = user_data.frame;
CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type);
CU_ASSERT(framelen1 - NGHTTP2_FRAME_HDLEN == recv_frame->hd.length);
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv1[0], &user_data.nv));
/* get 2nd header field */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv1[1], &user_data.nv));
/* will call end_headers_callback and receive 2nd HEADERS and pause */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
recv_frame = user_data.frame;
CU_ASSERT(NGHTTP2_HEADERS == recv_frame->hd.type);
CU_ASSERT(framelen2 - NGHTTP2_FRAME_HDLEN == recv_frame->hd.length);
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv2[0], &user_data.nv));
/* get 2nd header field */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.header_cb_called);
CU_ASSERT(nghttp2_nv_equal(&nv2[1], &user_data.nv));
/* No input data, frame_recv_callback is called */
user_data.begin_headers_cb_called = 0;
user_data.header_cb_called = 0;
user_data.frame_recv_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(rv >= 0);
databuf.pos += rv;
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.header_cb_called);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* Receive DATA */
nghttp2_frame_hd_init(&data_hd, 16, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 1);
nghttp2_buf_reset(&databuf);
nghttp2_frame_pack_frame_hd(databuf.pos, &data_hd);
/* Intentionally specify larger buffer size to see pause is kicked
in. */
databuf.last = databuf.end;
user_data.frame_recv_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(16 + NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(0 == user_data.frame_recv_cb_called);
/* Next nghttp2_session_mem_recv invokes on_frame_recv_callback and
pause again in on_data_chunk_recv_callback since we pass same
DATA frame. */
user_data.frame_recv_cb_called = 0;
rv =
nghttp2_session_mem_recv(session, databuf.pos, nghttp2_buf_len(&databuf));
CU_ASSERT(16 + NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* And finally call on_frame_recv_callback with 0 size input */
user_data.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, NULL, 0);
CU_ASSERT(0 == rv);
CU_ASSERT(1 == user_data.frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_add_frame(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
my_user_data user_data;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
acc.length = 0;
user_data.acc = &acc;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &user_data));
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(
&frame->headers, NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
(int32_t)session->next_stream_id, NGHTTP2_HCAT_REQUEST, NULL, nva, nvlen);
session->next_stream_id += 2;
CU_ASSERT(0 == nghttp2_session_add_item(session, item));
CU_ASSERT(NULL != nghttp2_outbound_queue_top(&session->ob_syn));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == acc.buf[3]);
CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY) == acc.buf[4]);
/* check stream id */
CU_ASSERT(1 == nghttp2_get_uint32(&acc.buf[5]));
nghttp2_session_del(session);
}
void test_nghttp2_session_on_request_headers_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
int32_t stream_id = 1;
nghttp2_nv malformed_nva[] = {MAKE_NV(":path", "\x01")};
nghttp2_nv *nva;
size_t nvlen;
nghttp2_priority_spec pri_spec;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_priority_spec_init(&pri_spec, 0, 255, 0);
nghttp2_frame_headers_init(
&frame.headers, NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
stream_id, NGHTTP2_HCAT_REQUEST, &pri_spec, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
stream = nghttp2_session_get_stream(session, stream_id);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
CU_ASSERT(255 == stream->weight);
nghttp2_frame_headers_free(&frame.headers, mem);
/* More than un-ACKed max concurrent streams leads REFUSED_STREAM */
session->pending_local_max_concurrent_stream = 1;
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == (session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
nghttp2_frame_headers_free(&frame.headers, mem);
session->local_settings.max_concurrent_streams =
NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS;
/* Stream ID less than or equal to the previouly received request
HEADERS is just ignored due to race condition */
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
3, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == (session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
nghttp2_frame_headers_free(&frame.headers, mem);
/* Stream ID is our side and it is idle stream ID, then treat it as
connection error */
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
2, NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
/* Check malformed headers. The library accept it. */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nvlen = ARRLEN(malformed_nva);
nghttp2_nv_array_copy(&nva, malformed_nva, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_PRIORITY,
1, NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
/* Check client side */
nghttp2_session_client_new(&session, &callbacks, &user_data);
/* Receiving peer's idle stream ID is subject to connection error */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
/* Receiving our's idle stream ID is subject to connection error */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
session->next_stream_id = 5;
/* Stream ID which is not idle and not in stream map is just
ignored */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == (session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* Stream ID which is equal to local_last_stream_id is ok. */
session->local_last_stream_id = 3;
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_request_headers_received(session, &frame));
nghttp2_frame_headers_free(&frame.headers, mem);
/* If GOAWAY has been sent, new stream is ignored */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 5,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
session->goaway_flags |= NGHTTP2_GOAWAY_SENT;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == (session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* HEADERS to closed stream */
stream = open_stream(session, 1);
session->last_recv_stream_id = 1;
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_response_headers_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_response_headers_received(session, &frame,
stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_headers_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_WR);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
/* stream closed */
frame.hd.flags |= NGHTTP2_FLAG_END_STREAM;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(2 == user_data.begin_headers_cb_called);
/* Check to see when NGHTTP2_STREAM_CLOSING, incoming HEADERS is
discarded. */
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_CLOSING, NULL);
frame.hd.stream_id = 3;
frame.hd.flags = NGHTTP2_FLAG_END_HEADERS;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_headers_received(session, &frame, stream));
/* See no counters are updated */
CU_ASSERT(2 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
/* Server initiated stream */
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* half closed (remote) */
frame.hd.flags = NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM;
frame.hd.stream_id = 2;
CU_ASSERT(0 == nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(3 == user_data.begin_headers_cb_called);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
/* Further reception of HEADERS is subject to stream error */
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_headers_received(session, &frame, stream));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_push_response_headers_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
/* nghttp2_session_on_push_response_headers_received assumes
stream's state is NGHTTP2_STREAM_RESERVED and session->server is
0. */
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(0 == nghttp2_session_on_push_response_headers_received(
session, &frame, stream));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == session->num_incoming_reserved_streams);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(0 == (stream->flags & NGHTTP2_STREAM_FLAG_PUSH));
/* If un-ACKed max concurrent streams limit is exceeded,
RST_STREAMed */
session->pending_local_max_concurrent_stream = 1;
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
frame.hd.stream_id = 4;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_response_headers_received(session, &frame,
stream));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_REFUSED_STREAM == item->frame.rst_stream.error_code);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == session->num_incoming_streams);
/* If ACKed max concurrent streams limit is exceeded, GOAWAY is
issued */
session->local_settings.max_concurrent_streams = 1;
stream = nghttp2_session_open_stream(session, 6, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
frame.hd.stream_id = 6;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_response_headers_received(session, &frame,
stream));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_priority_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream, *dep_stream;
nghttp2_priority_spec pri_spec;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 2, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
/* depend on stream 0 */
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(2 == stream->weight);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
dep_stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
frame.hd.stream_id = 2;
/* using dependency stream */
nghttp2_priority_spec_init(&frame.priority.pri_spec, 3, 1, 0);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
CU_ASSERT(dep_stream == stream->dep_prev);
/* PRIORITY against idle stream */
frame.hd.stream_id = 100;
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
stream = nghttp2_session_get_stream_raw(session, frame.hd.stream_id);
CU_ASSERT(NGHTTP2_STREAM_IDLE == stream->state);
CU_ASSERT(dep_stream == stream->dep_prev);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
/* Check dep_stream_id == stream_id case */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED, NULL);
nghttp2_priority_spec_init(&pri_spec, 1, 0, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
/* Check again dep_stream_id == stream_id, and stream_id is idle */
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_priority_spec_init(&pri_spec, 1, 16, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_rst_stream_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
CU_ASSERT(0 == nghttp2_session_on_rst_stream_received(session, &frame));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_frame_rst_stream_free(&frame.rst_stream);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_settings_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream1, *stream2;
nghttp2_frame frame;
const size_t niv = 5;
nghttp2_settings_entry iv[255];
nghttp2_outbound_item *item;
nghttp2_nv nv = MAKE_NV(":authority", "example.org");
nghttp2_mem *mem;
mem = nghttp2_mem_default();
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 50;
iv[1].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[1].value = 1000000009;
iv[2].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[2].value = 64 * 1024;
iv[3].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[3].value = 1024;
iv[4].settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
iv[4].value = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
session->remote_settings.initial_window_size = 16 * 1024;
stream1 = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
stream2 = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* Set window size for each streams and will see how settings
updates these values */
stream1->remote_window_size = 16 * 1024;
stream2->remote_window_size = -48 * 1024;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, niv), niv);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(1000000009 == session->remote_settings.max_concurrent_streams);
CU_ASSERT(64 * 1024 == session->remote_settings.initial_window_size);
CU_ASSERT(1024 == session->remote_settings.header_table_size);
CU_ASSERT(0 == session->remote_settings.enable_push);
CU_ASSERT(64 * 1024 == stream1->remote_window_size);
CU_ASSERT(0 == stream2->remote_window_size);
frame.settings.iv[2].value = 16 * 1024;
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(16 * 1024 == stream1->remote_window_size);
CU_ASSERT(-48 * 1024 == stream2->remote_window_size);
CU_ASSERT(16 * 1024 == nghttp2_session_get_stream_remote_window_size(
session, stream1->stream_id));
CU_ASSERT(0 == nghttp2_session_get_stream_remote_window_size(
session, stream2->stream_id));
nghttp2_frame_settings_free(&frame.settings, mem);
nghttp2_session_del(session);
/* Check ACK with niv > 0 */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_ACK, dup_iv(iv, 1),
1);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_settings_free(&frame.settings, mem);
nghttp2_session_del(session);
/* Check ACK against no inflight SETTINGS */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_settings_free(&frame.settings, mem);
nghttp2_session_del(session);
/* Check that 2 SETTINGS_HEADER_TABLE_SIZE 0 and 4096 are included
and header table size is once cleared to 0. */
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_submit_request(session, NULL, &nv, 1, NULL, NULL);
nghttp2_session_send(session);
CU_ASSERT(session->hd_deflater.ctx.hd_table.len > 0);
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 0;
iv[1].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[1].value = 2048;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 2),
2);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(0 == session->hd_deflater.ctx.hd_table.len);
CU_ASSERT(2048 == session->hd_deflater.ctx.hd_table_bufsize_max);
CU_ASSERT(2048 == session->remote_settings.header_table_size);
nghttp2_frame_settings_free(&frame.settings, mem);
nghttp2_session_del(session);
/* Check too large SETTINGS_MAX_FRAME_SIZE */
nghttp2_session_server_new(&session, &callbacks, NULL);
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_FRAME_SIZE;
iv[0].value = NGHTTP2_MAX_FRAME_SIZE_MAX + 1;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, dup_iv(iv, 1),
1);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item != NULL);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_frame_settings_free(&frame.settings, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_push_promise_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream, *promised_stream;
nghttp2_outbound_item *item;
nghttp2_nv malformed_nva[] = {MAKE_NV(":path", "\x01")};
nghttp2_nv *nva;
size_t nvlen;
nghttp2_mem *mem;
nghttp2_settings_entry iv = {NGHTTP2_SETTINGS_ENABLE_PUSH, 0};
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_begin_headers_callback = on_begin_headers_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
1, 2, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
promised_stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == promised_stream->state);
CU_ASSERT(2 == session->last_recv_stream_id);
/* Attempt to PUSH_PROMISE against half close (remote) */
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
frame.push_promise.promised_stream_id = 4;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 4));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_STREAM_CLOSED == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(4 == session->last_recv_stream_id);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* Attempt to PUSH_PROMISE against stream in closing state */
stream->state = NGHTTP2_STREAM_CLOSING;
frame.push_promise.promised_stream_id = 6;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 6));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(6 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_CANCEL == item->frame.rst_stream.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Attempt to PUSH_PROMISE against idle stream */
frame.hd.stream_id = 3;
frame.push_promise.promised_stream_id = 8;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 8));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
/* Same ID twice */
frame.hd.stream_id = 1;
frame.push_promise.promised_stream_id = 2;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 2));
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 8));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* After GOAWAY, PUSH_PROMISE will be discarded */
frame.push_promise.promised_stream_id = 10;
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 10));
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
/* Attempt to PUSH_PROMISE against reserved (remote) stream */
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
2, 4, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
/* Disable PUSH */
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
session->local_settings.enable_push = 0;
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
1, 2, NULL, 0);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == user_data.begin_headers_cb_called);
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
CU_ASSERT(0 == session->num_incoming_reserved_streams);
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
/* Check malformed headers. We accept malformed headers */
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nvlen = ARRLEN(malformed_nva);
nghttp2_nv_array_copy(&nva, malformed_nva, nvlen, mem);
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
1, 2, nva, nvlen);
user_data.begin_headers_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == user_data.begin_headers_cb_called);
CU_ASSERT(0 == user_data.invalid_frame_recv_cb_called);
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
/* If local_settings.enable_push = 0 is pending, but not acked from
peer, incoming PUSH_PROMISE is rejected */
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
/* Submit settings with ENABLE_PUSH = 0 (thus disabling push) */
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, &iv, 1);
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
1, 2, NULL, 0);
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(0 == session->num_incoming_reserved_streams);
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
/* Check max_incoming_reserved_streams */
nghttp2_session_client_new(&session, &callbacks, &user_data);
session->max_incoming_reserved_streams = 1;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(1 == session->num_incoming_reserved_streams);
nghttp2_frame_push_promise_init(&frame.push_promise, NGHTTP2_FLAG_END_HEADERS,
1, 4, NULL, 0);
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_push_promise_received(session, &frame));
CU_ASSERT(1 == session->num_incoming_reserved_streams);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_CANCEL == item->frame.rst_stream.error_code);
nghttp2_frame_push_promise_free(&frame.push_promise, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_ping_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_outbound_item *top;
const uint8_t opaque_data[] = "01234567";
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_ACK, opaque_data);
CU_ASSERT(0 == nghttp2_session_on_ping_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
/* Since this ping frame has ACK flag set, no further action is
performed. */
CU_ASSERT(NULL == nghttp2_outbound_queue_top(&session->ob_urgent));
/* Clear the flag, and receive it again */
frame.hd.flags = NGHTTP2_FLAG_NONE;
CU_ASSERT(0 == nghttp2_session_on_ping_received(session, &frame));
CU_ASSERT(2 == user_data.frame_recv_cb_called);
top = nghttp2_outbound_queue_top(&session->ob_urgent);
CU_ASSERT(NGHTTP2_PING == top->frame.hd.type);
CU_ASSERT(NGHTTP2_FLAG_ACK == top->frame.hd.flags);
CU_ASSERT(memcmp(opaque_data, top->frame.ping.opaque_data, 8) == 0);
nghttp2_frame_ping_free(&frame.ping);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_goaway_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
int i;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
callbacks.on_stream_close_callback = on_stream_close_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
for (i = 1; i <= 7; ++i) {
open_stream(session, i);
}
nghttp2_frame_goaway_init(&frame.goaway, 3, NGHTTP2_PROTOCOL_ERROR, NULL, 0);
user_data.stream_close_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_on_goaway_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(3 == session->remote_last_stream_id);
/* on_stream_close should be callsed for 2 times (stream 5 and 7) */
CU_ASSERT(2 == user_data.stream_close_cb_called);
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 1));
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 2));
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 3));
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 4));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 5));
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 6));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 7));
nghttp2_frame_goaway_free(&frame.goaway, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_window_update_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_frame frame;
nghttp2_stream *stream;
nghttp2_outbound_item *data_item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
user_data.frame_recv_cb_called = 0;
user_data.invalid_frame_recv_cb_called = 0;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
data_item = create_data_ob_item(mem);
CU_ASSERT(0 == nghttp2_stream_attach_item(stream, data_item));
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE, 1,
16 * 1024);
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 16 * 1024 ==
stream->remote_window_size);
CU_ASSERT(0 == nghttp2_stream_defer_item(
stream, NGHTTP2_STREAM_FLAG_DEFERRED_FLOW_CONTROL));
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(2 == user_data.frame_recv_cb_called);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 16 * 1024 * 2 ==
stream->remote_window_size);
CU_ASSERT(0 == (stream->flags & NGHTTP2_STREAM_FLAG_DEFERRED_ALL));
nghttp2_frame_window_update_free(&frame.window_update);
/* Receiving WINDOW_UPDATE on reserved (remote) stream is a
connection error */
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE, 2,
4096);
CU_ASSERT(!(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND);
nghttp2_frame_window_update_free(&frame.window_update);
nghttp2_session_del(session);
/* Receiving WINDOW_UPDATE on reserved (local) stream is allowed */
nghttp2_session_server_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE, 2,
4096);
CU_ASSERT(0 == nghttp2_session_on_window_update_received(session, &frame));
CU_ASSERT(!(session->goaway_flags & NGHTTP2_GOAWAY_TERM_ON_SEND));
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 4096 == stream->remote_window_size);
nghttp2_frame_window_update_free(&frame.window_update);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_data_received(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_outbound_item *top;
nghttp2_stream *stream;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_frame_hd_init(&frame.hd, 4096, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 2);
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(0 == stream->shut_flags);
frame.hd.flags = NGHTTP2_FLAG_END_STREAM;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
/* If NGHTTP2_STREAM_CLOSING state, DATA frame is discarded. */
nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_CLOSING, NULL);
frame.hd.flags = NGHTTP2_FLAG_NONE;
frame.hd.stream_id = 4;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
CU_ASSERT(NULL == nghttp2_outbound_queue_top(&session->ob_reg));
/* Check INVALID_STREAM case: DATA frame with stream ID which does
not exist. */
frame.hd.stream_id = 6;
CU_ASSERT(0 == nghttp2_session_on_data_received(session, &frame));
top = nghttp2_outbound_queue_top(&session->ob_reg);
/* DATA against nonexistent stream is just ignored for now */
CU_ASSERT(top == NULL);
/* CU_ASSERT(NGHTTP2_RST_STREAM == top->frame.hd.type); */
/* CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == top->frame.rst_stream.error_code); */
nghttp2_session_del(session);
}
void test_nghttp2_session_on_data_received_fail_fast(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t buf[9];
nghttp2_stream *stream;
nghttp2_frame_hd hd;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_frame_hd_init(&hd, 0, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 1);
nghttp2_frame_pack_frame_hd(buf, &hd);
nghttp2_session_server_new(&session, &callbacks, NULL);
/* DATA to closed (remote) */
stream = open_stream(session, 1);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
CU_ASSERT((ssize_t)sizeof(buf) ==
nghttp2_session_mem_recv(session, buf, sizeof(buf)));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
/* DATA to closed stream with explicit closed (remote) */
stream = open_stream(session, 1);
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_RD);
nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR);
CU_ASSERT((ssize_t)sizeof(buf) ==
nghttp2_session_mem_recv(session, buf, sizeof(buf)));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL != item);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_start_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS,
(int32_t)session->next_stream_id,
NGHTTP2_HCAT_REQUEST, NULL, NULL, 0);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_reply(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_frame_size_error(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_nv *nva;
size_t nvlen;
size_t vallen = NGHTTP2_HD_MAX_NV;
nghttp2_nv nv[28];
size_t nnv = ARRLEN(nv);
size_t i;
my_user_data ud;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
for (i = 0; i < nnv; ++i) {
nv[i].name = (uint8_t *)"header";
nv[i].namelen = strlen((const char *)nv[i].name);
nv[i].value = mem->malloc(vallen + 1, NULL);
memset(nv[i].value, '0' + (int)i, vallen);
nv[i].value[vallen] = '\0';
nv[i].valuelen = vallen;
nv[i].flags = NGHTTP2_NV_FLAG_NONE;
}
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
nvlen = nnv;
nghttp2_nv_array_copy(&nva, nv, nvlen, mem);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS,
(int32_t)session->next_stream_id,
NGHTTP2_HCAT_REQUEST, NULL, nva, nvlen);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_FRAME_SIZE_ERROR == ud.not_sent_error);
for (i = 0; i < nnv; ++i) {
mem->free(nv[i].value, NULL);
}
nghttp2_session_del(session);
}
void test_nghttp2_session_send_headers_push_reply(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, NULL));
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_headers_init(&frame->headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == session->num_outgoing_streams);
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(0 == (stream->flags & NGHTTP2_STREAM_FLAG_PUSH));
nghttp2_session_del(session);
}
void test_nghttp2_session_send_rst_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &user_data);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_rst_stream_init(&frame->rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_send_push_promise(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_stream *stream;
nghttp2_settings_entry iv;
my_user_data ud;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1,
(int32_t)session->next_stream_id, NULL, 0);
session->next_stream_id += 2;
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == stream->state);
/* Received ENABLE_PUSH = 0 */
iv.settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
iv.value = 0;
frame = mem->malloc(sizeof(nghttp2_frame), NULL);
nghttp2_frame_settings_init(&frame->settings, NGHTTP2_FLAG_NONE,
dup_iv(&iv, 1), 1);
nghttp2_session_on_settings_received(session, frame, 1);
nghttp2_frame_settings_free(&frame->settings, mem);
mem->free(frame, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, -1, NULL, 0);
nghttp2_session_add_item(session, item);
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_PUSH_PROMISE == ud.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_PUSH_DISABLED == ud.not_sent_error);
nghttp2_session_del(session);
/* PUSH_PROMISE from client is error */
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
item = mem->malloc(sizeof(nghttp2_outbound_item), NULL);
nghttp2_outbound_item_init(item);
frame = &item->frame;
nghttp2_frame_push_promise_init(&frame->push_promise,
NGHTTP2_FLAG_END_HEADERS, 1, -1, NULL, 0);
nghttp2_session_add_item(session, item);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 3));
nghttp2_session_del(session);
}
void test_nghttp2_session_is_my_stream_id(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 0));
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 1));
CU_ASSERT(1 == nghttp2_session_is_my_stream_id(session, 2));
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 0));
CU_ASSERT(1 == nghttp2_session_is_my_stream_id(session, 1));
CU_ASSERT(0 == nghttp2_session_is_my_stream_id(session, 2));
nghttp2_session_del(session);
}
void test_nghttp2_session_upgrade2(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t settings_payload[128];
size_t settings_payloadlen;
nghttp2_settings_entry iv[16];
nghttp2_stream *stream;
nghttp2_outbound_item *item;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 1;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 4095;
settings_payloadlen = (size_t)nghttp2_pack_settings_payload(
settings_payload, sizeof(settings_payload), iv, 2);
/* Check client side */
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade2(session, settings_payload,
settings_payloadlen, 0, &callbacks));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(stream != NULL);
CU_ASSERT(&callbacks == stream->stream_user_data);
CU_ASSERT(NGHTTP2_SHUT_WR == stream->shut_flags);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_SETTINGS == item->frame.hd.type);
CU_ASSERT(2 == item->frame.settings.niv);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
item->frame.settings.iv[0].settings_id);
CU_ASSERT(1 == item->frame.settings.iv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE ==
item->frame.settings.iv[1].settings_id);
CU_ASSERT(4095 == item->frame.settings.iv[1].value);
/* Call nghttp2_session_upgrade2() again is error */
CU_ASSERT(NGHTTP2_ERR_PROTO ==
nghttp2_session_upgrade2(session, settings_payload,
settings_payloadlen, 0, &callbacks));
nghttp2_session_del(session);
/* Check server side */
nghttp2_session_server_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade2(session, settings_payload,
settings_payloadlen, 0, &callbacks));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(stream != NULL);
CU_ASSERT(NULL == stream->stream_user_data);
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(1 == session->remote_settings.max_concurrent_streams);
CU_ASSERT(4095 == session->remote_settings.initial_window_size);
/* Call nghttp2_session_upgrade2() again is error */
CU_ASSERT(NGHTTP2_ERR_PROTO ==
nghttp2_session_upgrade2(session, settings_payload,
settings_payloadlen, 0, &callbacks));
nghttp2_session_del(session);
/* Empty SETTINGS is OK */
settings_payloadlen = (size_t)nghttp2_pack_settings_payload(
settings_payload, sizeof(settings_payload), NULL, 0);
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(0 == nghttp2_session_upgrade2(session, settings_payload,
settings_payloadlen, 0, NULL));
nghttp2_session_del(session);
}
void test_nghttp2_session_reprioritize_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_stream *stream;
nghttp2_stream *dep_stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 10, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(10 == stream->weight);
CU_ASSERT(&session->root == stream->dep_prev);
/* If depenency to idle stream which is not in depdenency tree yet */
nghttp2_priority_spec_init(&pri_spec, 3, 99, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(99 == stream->weight);
CU_ASSERT(3 == stream->dep_prev->stream_id);
dep_stream = nghttp2_session_get_stream_raw(session, 3);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == dep_stream->weight);
dep_stream = open_stream(session, 3);
/* Change weight */
pri_spec.weight = 128;
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(128 == stream->weight);
CU_ASSERT(dep_stream == stream->dep_prev);
/* Change weight again to test short-path case */
pri_spec.weight = 100;
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(100 == stream->weight);
CU_ASSERT(dep_stream == stream->dep_prev);
CU_ASSERT(100 == dep_stream->sum_dep_weight);
/* Test circular dependency; stream 1 is first removed and becomes
root. Then stream 3 depends on it. */
nghttp2_priority_spec_init(&pri_spec, 1, 1, 0);
nghttp2_session_reprioritize_stream(session, dep_stream, &pri_spec);
CU_ASSERT(1 == dep_stream->weight);
CU_ASSERT(stream == dep_stream->dep_prev);
/* Making priority to closed stream will result in default
priority */
session->last_recv_stream_id = 9;
nghttp2_priority_spec_init(&pri_spec, 5, 5, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
nghttp2_session_del(session);
}
void test_nghttp2_session_reprioritize_stream_with_idle_stream_dep(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
session->pending_local_max_concurrent_stream = 1;
nghttp2_priority_spec_init(&pri_spec, 101, 10, 0);
nghttp2_session_reprioritize_stream(session, stream, &pri_spec);
/* idle stream is not counteed to max concurrent streams */
CU_ASSERT(10 == stream->weight);
CU_ASSERT(101 == stream->dep_prev->stream_id);
stream = nghttp2_session_get_stream_raw(session, 101);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(
0 == nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data_read_length_too_large(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
size_t payloadlen;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.read_length_callback = too_large_data_source_length_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(
0 == nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(16384 == hd.length)
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
/* Check that buffers are expanded */
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
ud.data_source_length = NGHTTP2_MAX_FRAME_SIZE_MAX;
session->remote_settings.max_frame_size = NGHTTP2_MAX_FRAME_SIZE_MAX;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(
0 == nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
aob = &session->aob;
frame = &aob->item->frame;
framebufs = &aob->framebufs;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
payloadlen = nghttp2_min(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE,
NGHTTP2_INITIAL_WINDOW_SIZE);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 1 + payloadlen ==
(size_t)nghttp2_buf_cap(buf));
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(payloadlen == hd.length);
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
void test_nghttp2_submit_data_read_length_smallest(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_frame *frame;
nghttp2_frame_hd hd;
nghttp2_active_outbound_item *aob;
nghttp2_bufs *framebufs;
nghttp2_buf *buf;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.read_length_callback = smallest_length_data_source_length_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob;
framebufs = &aob->framebufs;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(
0 == nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 1, &data_prd));
ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
frame = &aob->item->frame;
buf = &framebufs->head->buf;
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
CU_ASSERT(NGHTTP2_FLAG_NONE == frame->hd.flags);
CU_ASSERT(1 == hd.length)
/* aux_data.data.flags has these flags */
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == aob->item->aux_data.data.flags);
nghttp2_session_del(session);
}
static ssize_t submit_data_twice_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data _U_) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
return (ssize_t)nghttp2_min(len, 16);
}
static int submit_data_twice_on_frame_send_callback(nghttp2_session *session,
const nghttp2_frame *frame,
void *user_data _U_) {
static int called = 0;
int rv;
nghttp2_data_provider data_prd;
if (called == 0) {
called = 1;
data_prd.read_callback = submit_data_twice_data_source_read_callback;
rv = nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM,
frame->hd.stream_id, &data_prd);
CU_ASSERT(0 == rv);
}
return 0;
}
void test_nghttp2_submit_data_twice(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
accumulator acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = submit_data_twice_on_frame_send_callback;
data_prd.read_callback = submit_data_twice_data_source_read_callback;
acc.length = 0;
ud.acc = &acc;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, 1, &data_prd));
CU_ASSERT(0 == nghttp2_session_send(session));
/* We should have sent 2 DATA frame with 16 bytes payload each */
CU_ASSERT(NGHTTP2_FRAME_HDLEN * 2 + 16 * 2 == acc.length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_request_with_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 64 * 1024 - 1;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
CU_ASSERT(1 == nghttp2_submit_request(session, NULL, reqnv, ARRLEN(reqnv),
&data_prd, NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(reqnv) == item->frame.headers.nvlen);
assert_nv_equal(reqnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_request_without_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
nghttp2_data_provider data_prd = {{-1}, NULL};
nghttp2_outbound_item *item;
my_user_data ud;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
nghttp2_mem *mem;
nghttp2_priority_spec pri_spec;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater, mem);
CU_ASSERT(1 == nghttp2_submit_request(session, NULL, reqnv, ARRLEN(reqnv),
&data_prd, NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(reqnv) == item->frame.headers.nvlen);
assert_nv_equal(reqnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT(item->frame.hd.flags & NGHTTP2_FLAG_END_STREAM);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN, mem);
CU_ASSERT(ARRLEN(reqnv) == out.nvlen);
assert_nv_equal(reqnv, out.nva, out.nvlen, mem);
nghttp2_frame_headers_free(&frame.headers, mem);
nva_out_reset(&out, mem);
nghttp2_bufs_free(&bufs);
nghttp2_hd_inflate_free(&inflater);
/* Try to depend on itself is error */
nghttp2_priority_spec_init(&pri_spec, (int32_t)session->next_stream_id, 16,
0);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
nghttp2_submit_request(session, &pri_spec, reqnv, ARRLEN(reqnv),
NULL, NULL));
nghttp2_session_del(session);
}
void test_nghttp2_submit_response_with_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 64 * 1024 - 1;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_FLAG_END_STREAM,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, resnv, ARRLEN(resnv),
&data_prd));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(resnv) == item->frame.headers.nvlen);
assert_nv_equal(resnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
nghttp2_session_del(session);
}
void test_nghttp2_submit_response_without_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
nghttp2_data_provider data_prd = {{-1}, NULL};
nghttp2_outbound_item *item;
my_user_data ud;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater, mem);
nghttp2_session_open_stream(session, 1, NGHTTP2_FLAG_END_STREAM,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, resnv, ARRLEN(resnv),
&data_prd));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(resnv) == item->frame.headers.nvlen);
assert_nv_equal(resnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT(item->frame.hd.flags & NGHTTP2_FLAG_END_STREAM);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN, mem);
CU_ASSERT(ARRLEN(resnv) == out.nvlen);
assert_nv_equal(resnv, out.nva, out.nvlen, mem);
nva_out_reset(&out, mem);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_inflate_free(&inflater);
nghttp2_session_del(session);
}
void test_nghttp2_submit_response_push_response(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 2, NGHTTP2_FLAG_NONE, &pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
session->goaway_flags |= NGHTTP2_GOAWAY_RECV;
CU_ASSERT(0 ==
nghttp2_submit_response(session, 2, resnv, ARRLEN(resnv), NULL));
ud.frame_not_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_trailer(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
accumulator acc;
nghttp2_data_provider data_prd;
nghttp2_outbound_item *item;
my_user_data ud;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
data_prd.read_callback = no_end_stream_data_source_read_callback;
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater, mem);
nghttp2_session_open_stream(session, 1, NGHTTP2_FLAG_END_STREAM,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, resnv, ARRLEN(resnv),
&data_prd));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 ==
nghttp2_submit_trailer(session, 1, trailernv, ARRLEN(trailernv)));
session->callbacks.send_callback = accumulator_send_callback;
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
CU_ASSERT(NGHTTP2_HCAT_HEADERS == item->frame.headers.cat);
CU_ASSERT(item->frame.hd.flags & NGHTTP2_FLAG_END_STREAM);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN, mem);
CU_ASSERT(ARRLEN(trailernv) == out.nvlen);
assert_nv_equal(trailernv, out.nva, out.nvlen, mem);
nva_out_reset(&out, mem);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_inflate_free(&inflater);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_start_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
CU_ASSERT(1 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1,
NULL, reqnv, ARRLEN(reqnv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(reqnv) == item->frame.headers.nvlen);
assert_nv_equal(reqnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT((NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM) ==
item->frame.hd.flags);
CU_ASSERT(0 == (item->frame.hd.flags & NGHTTP2_FLAG_PRIORITY));
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_reply(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, resnv, ARRLEN(resnv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(resnv) == item->frame.headers.nvlen);
assert_nv_equal(resnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
/* The transimission will be canceled because the stream 1 is not
open. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, resnv, ARRLEN(resnv), NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_push_reply(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_stream *stream;
int foo;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 2, NULL,
resnv, ARRLEN(resnv), &foo));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(&foo == stream->stream_user_data);
nghttp2_session_del(session);
/* Sending HEADERS from client against stream in reserved state is
error */
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 2, NULL,
reqnv, ARRLEN(reqnv), NULL));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
accumulator acc;
nghttp2_frame frame;
nghttp2_hd_inflater inflater;
nva_out out;
nghttp2_bufs bufs;
nghttp2_mem *mem;
nghttp2_priority_spec pri_spec;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
nva_out_init(&out);
acc.length = 0;
ud.acc = &acc;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
nghttp2_hd_inflate_init(&inflater, mem);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, reqnv, ARRLEN(reqnv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(ARRLEN(reqnv) == item->frame.headers.nvlen);
assert_nv_equal(reqnv, item->frame.headers.nva, item->frame.headers.nvlen,
mem);
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
/* The transimission will be canceled because the stream 1 is not
open. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, reqnv, ARRLEN(reqnv), NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
CU_ASSERT(0 == unpack_frame(&frame, acc.buf, acc.length));
nghttp2_bufs_add(&bufs, acc.buf, acc.length);
inflate_hd(&inflater, &out, &bufs, NGHTTP2_FRAME_HDLEN, mem);
CU_ASSERT(ARRLEN(reqnv) == out.nvlen);
assert_nv_equal(reqnv, out.nva, out.nvlen, mem);
nva_out_reset(&out, mem);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_inflate_free(&inflater);
/* Try to depend on itself */
nghttp2_priority_spec_init(&pri_spec, 3, 16, 0);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 3, &pri_spec,
reqnv, ARRLEN(reqnv), NULL));
session->next_stream_id = 5;
nghttp2_priority_spec_init(&pri_spec, 5, 16, 0);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, -1, &pri_spec,
reqnv, ARRLEN(reqnv), NULL));
nghttp2_session_del(session);
}
void test_nghttp2_submit_headers_continuation(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv nv[] = {
MAKE_NV("h1", ""), MAKE_NV("h1", ""), MAKE_NV("h1", ""),
MAKE_NV("h1", ""), MAKE_NV("h1", ""), MAKE_NV("h1", ""),
MAKE_NV("h1", ""),
};
nghttp2_outbound_item *item;
uint8_t data[4096];
size_t i;
my_user_data ud;
memset(data, '0', sizeof(data));
for (i = 0; i < ARRLEN(nv); ++i) {
nv[i].valuelen = sizeof(data);
nv[i].value = data;
}
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
CU_ASSERT(1 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1,
NULL, nv, ARRLEN(nv), NULL));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_HEADERS) ==
item->frame.hd.flags);
CU_ASSERT(0 == (item->frame.hd.flags & NGHTTP2_FLAG_PRIORITY));
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_priority(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
my_user_data ud;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 3, 0);
/* depends on stream 0 */
CU_ASSERT(0 ==
nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, &pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(3 == stream->weight);
/* submit against idle stream */
CU_ASSERT(0 ==
nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 3, &pri_spec));
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
nghttp2_session_del(session);
}
void test_nghttp2_submit_settings(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_frame *frame;
nghttp2_settings_entry iv[7];
nghttp2_frame ack_frame;
const int32_t UNKNOWN_ID = 1000000007;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 5;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 16 * 1024;
iv[2].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[2].value = 50;
iv[3].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[3].value = 111;
iv[4].settings_id = UNKNOWN_ID;
iv[4].value = 999;
iv[5].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[5].value = 1023;
iv[6].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[6].value = (uint32_t)NGHTTP2_MAX_WINDOW_SIZE + 1;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT ==
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 7));
/* Make sure that local settings are not changed */
CU_ASSERT(NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS ==
session->local_settings.max_concurrent_streams);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE ==
session->local_settings.initial_window_size);
/* Now sends without 6th one */
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 6));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_SETTINGS == item->frame.hd.type);
frame = &item->frame;
CU_ASSERT(6 == frame->settings.niv);
CU_ASSERT(5 == frame->settings.iv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
frame->settings.iv[0].settings_id);
CU_ASSERT(16 * 1024 == frame->settings.iv[1].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE ==
frame->settings.iv[1].settings_id);
CU_ASSERT(UNKNOWN_ID == frame->settings.iv[4].settings_id);
CU_ASSERT(999 == frame->settings.iv[4].value);
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(50 == session->pending_local_max_concurrent_stream);
nghttp2_frame_settings_init(&ack_frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
nghttp2_frame_settings_free(&ack_frame.settings, mem);
CU_ASSERT(16 * 1024 == session->local_settings.initial_window_size);
CU_ASSERT(1023 == session->hd_inflater.ctx.hd_table_bufsize_max);
CU_ASSERT(111 == session->hd_inflater.min_hd_table_bufsize_max);
CU_ASSERT(50 == session->local_settings.max_concurrent_streams);
/* We just keep the last seen value */
CU_ASSERT(50 == session->pending_local_max_concurrent_stream);
nghttp2_session_del(session);
}
void test_nghttp2_submit_settings_update_local_window_size(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_settings_entry iv[4];
nghttp2_stream *stream;
nghttp2_frame ack_frame;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
nghttp2_frame_settings_init(&ack_frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
iv[0].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[0].value = 16 * 1024;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
stream->local_window_size = NGHTTP2_INITIAL_WINDOW_SIZE + 100;
stream->recv_window_size = 32768;
nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 1));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(16 * 1024 + 100 == stream->local_window_size);
stream = nghttp2_session_get_stream(session, 3);
CU_ASSERT(16 * 1024 == stream->local_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(32768 == item->frame.window_update.window_size_increment);
nghttp2_session_del(session);
/* Check overflow case */
iv[0].value = 128 * 1024;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
stream->local_window_size = NGHTTP2_MAX_WINDOW_SIZE;
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 1));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &ack_frame, 0));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FLOW_CONTROL_ERROR == item->frame.goaway.error_code);
nghttp2_session_del(session);
nghttp2_frame_settings_free(&ack_frame.settings, mem);
}
void test_nghttp2_submit_settings_multiple_times(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_settings_entry iv[4];
nghttp2_frame frame;
nghttp2_inflight_settings *inflight_settings;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
/* first SETTINGS */
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 100;
iv[1].settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
iv[1].value = 0;
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 2));
inflight_settings = session->inflight_settings_head;
CU_ASSERT(NULL != inflight_settings);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
inflight_settings->iv[0].settings_id);
CU_ASSERT(100 == inflight_settings->iv[0].value);
CU_ASSERT(2 == inflight_settings->niv);
CU_ASSERT(NULL == inflight_settings->next);
CU_ASSERT(100 == session->pending_local_max_concurrent_stream);
CU_ASSERT(0 == session->pending_enable_push);
/* second SETTINGS */
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 99;
CU_ASSERT(0 == nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 1));
inflight_settings = session->inflight_settings_head->next;
CU_ASSERT(NULL != inflight_settings);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
inflight_settings->iv[0].settings_id);
CU_ASSERT(99 == inflight_settings->iv[0].value);
CU_ASSERT(1 == inflight_settings->niv);
CU_ASSERT(NULL == inflight_settings->next);
CU_ASSERT(99 == session->pending_local_max_concurrent_stream);
CU_ASSERT(0 == session->pending_enable_push);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_ACK, NULL, 0);
/* receive SETTINGS ACK */
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
inflight_settings = session->inflight_settings_head;
/* first inflight SETTINGS was removed */
CU_ASSERT(NULL != inflight_settings);
CU_ASSERT(NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS ==
inflight_settings->iv[0].settings_id);
CU_ASSERT(99 == inflight_settings->iv[0].value);
CU_ASSERT(1 == inflight_settings->niv);
CU_ASSERT(NULL == inflight_settings->next);
CU_ASSERT(100 == session->local_settings.max_concurrent_streams);
/* receive SETTINGS ACK again */
CU_ASSERT(0 == nghttp2_session_on_settings_received(session, &frame, 0));
CU_ASSERT(NULL == session->inflight_settings_head);
CU_ASSERT(99 == session->local_settings.max_concurrent_streams);
nghttp2_session_del(session);
}
void test_nghttp2_submit_push_promise(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(2 == nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 1,
reqnv, ARRLEN(reqnv), &ud));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NULL != stream);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == stream->state);
CU_ASSERT(&ud == nghttp2_session_get_stream_user_data(session, 2));
ud.frame_send_cb_called = 0;
ud.sent_frame_type = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_PUSH_PROMISE == ud.sent_frame_type);
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_RESERVED == stream->state);
CU_ASSERT(&ud == nghttp2_session_get_stream_user_data(session, 2));
/* submit PUSH_PROMISE while associated stream is not opened */
CU_ASSERT(NGHTTP2_ERR_STREAM_CLOSED ==
nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 3, reqnv,
ARRLEN(reqnv), &ud));
nghttp2_session_del(session);
}
void test_nghttp2_submit_window_update(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
stream->recv_window_size = 4096;
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 1024));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(1024 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(3072 == stream->recv_window_size);
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 4096));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4096 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 4096));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4096 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 0));
/* It is ok if stream is closed or does not exist at the call
time */
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 4, 4096));
nghttp2_session_del(session);
}
void test_nghttp2_submit_window_update_local_window_size(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
stream->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
stream->recv_window_size + 1));
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1 == stream->local_window_size);
CU_ASSERT(0 == stream->recv_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4097 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Let's decrement local window size */
stream->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
-stream->local_window_size / 2));
CU_ASSERT(32768 == stream->local_window_size);
CU_ASSERT(-28672 == stream->recv_window_size);
CU_ASSERT(32768 == stream->recv_reduction);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item == NULL);
/* Increase local window size */
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2, 16384));
CU_ASSERT(49152 == stream->local_window_size);
CU_ASSERT(-12288 == stream->recv_window_size);
CU_ASSERT(16384 == stream->recv_reduction);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(NGHTTP2_ERR_FLOW_CONTROL ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 2,
NGHTTP2_MAX_WINDOW_SIZE));
CU_ASSERT(0 == nghttp2_session_send(session));
/* Check connection-level flow control */
session->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
session->recv_window_size + 1));
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1 ==
session->local_window_size);
CU_ASSERT(0 == session->recv_window_size);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(4097 == item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Go decrement part */
session->recv_window_size = 4096;
CU_ASSERT(0 == nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
-session->local_window_size / 2));
CU_ASSERT(32768 == session->local_window_size);
CU_ASSERT(-28672 == session->recv_window_size);
CU_ASSERT(32768 == session->recv_reduction);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(item == NULL);
/* Increase local window size */
CU_ASSERT(0 ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, 16384));
CU_ASSERT(49152 == session->local_window_size);
CU_ASSERT(-12288 == session->recv_window_size);
CU_ASSERT(16384 == session->recv_reduction);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(NGHTTP2_ERR_FLOW_CONTROL ==
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0,
NGHTTP2_MAX_WINDOW_SIZE));
nghttp2_session_del(session);
}
void test_nghttp2_submit_shutdown_notice(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
CU_ASSERT(0 == nghttp2_submit_shutdown_notice(session));
ud.frame_send_cb_called = 0;
nghttp2_session_send(session);
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_GOAWAY == ud.sent_frame_type);
CU_ASSERT((1u << 31) - 1 == session->local_last_stream_id);
/* After another GOAWAY, nghttp2_submit_shutdown_notice() is
noop. */
CU_ASSERT(0 == nghttp2_session_terminate_session(session, NGHTTP2_NO_ERROR));
ud.frame_send_cb_called = 0;
nghttp2_session_send(session);
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_GOAWAY == ud.sent_frame_type);
CU_ASSERT(0 == session->local_last_stream_id);
CU_ASSERT(0 == nghttp2_submit_shutdown_notice(session));
ud.frame_send_cb_called = 0;
ud.frame_not_send_cb_called = 0;
nghttp2_session_send(session);
CU_ASSERT(0 == ud.frame_send_cb_called);
CU_ASSERT(0 == ud.frame_not_send_cb_called);
nghttp2_session_del(session);
/* Using nghttp2_submit_shutdown_notice() with client side session
is error */
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(NGHTTP2_ERR_INVALID_STATE ==
nghttp2_submit_shutdown_notice(session));
nghttp2_session_del(session);
}
void test_nghttp2_submit_invalid_nv(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv empty_name_nv[] = {MAKE_NV("Version", "HTTP/1.1"),
MAKE_NV("", "empty name")};
/* Now invalid header name/value pair in HTTP/1.1 is accepted in
nghttp2 */
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, NULL));
/* nghttp2_submit_request */
CU_ASSERT(0 < nghttp2_submit_request(session, NULL, empty_name_nv,
ARRLEN(empty_name_nv), NULL, NULL));
/* nghttp2_submit_response */
CU_ASSERT(0 == nghttp2_submit_response(session, 2, empty_name_nv,
ARRLEN(empty_name_nv), NULL));
/* nghttp2_submit_headers */
CU_ASSERT(0 < nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, -1, NULL,
empty_name_nv, ARRLEN(empty_name_nv),
NULL));
/* nghttp2_submit_push_promise */
open_stream(session, 1);
CU_ASSERT(0 < nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 1,
empty_name_nv,
ARRLEN(empty_name_nv), NULL));
nghttp2_session_del(session);
}
void test_nghttp2_session_open_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 245, 0);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(NGHTTP2_STREAM_OPENED == stream->state);
CU_ASSERT(245 == stream->weight);
CU_ASSERT(&session->root == stream->dep_prev);
CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_outgoing_streams);
CU_ASSERT(&session->root == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_NONE == stream->shut_flags);
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(1 == session->num_incoming_streams);
CU_ASSERT(1 == session->num_outgoing_streams);
CU_ASSERT(&session->root == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_RD == stream->shut_flags);
nghttp2_priority_spec_init(&pri_spec, 1, 17, 1);
stream = nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(17 == stream->weight);
CU_ASSERT(1 == stream->dep_prev->stream_id);
/* Dependency to idle stream */
nghttp2_priority_spec_init(&pri_spec, 1000000007, 240, 1);
stream = nghttp2_session_open_stream(session, 5, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(240 == stream->weight);
CU_ASSERT(1000000007 == stream->dep_prev->stream_id);
stream = nghttp2_session_get_stream_raw(session, 1000000007);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(&session->root == stream->dep_prev);
/* Dependency to closed stream which is not in dependency tree */
session->last_recv_stream_id = 7;
nghttp2_priority_spec_init(&pri_spec, 7, 10, 0);
stream = nghttp2_session_open_stream(session, 9, NGHTTP2_FLAG_NONE, &pri_spec,
NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == session->num_incoming_streams);
CU_ASSERT(0 == session->num_outgoing_streams);
CU_ASSERT(&session->root == stream->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
CU_ASSERT(NGHTTP2_SHUT_WR == stream->shut_flags);
nghttp2_session_del(session);
}
void test_nghttp2_session_open_stream_with_idle_stream_dep(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
/* Dependency to idle stream */
nghttp2_priority_spec_init(&pri_spec, 101, 245, 0);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(245 == stream->weight);
CU_ASSERT(101 == stream->dep_prev->stream_id);
stream = nghttp2_session_get_stream_raw(session, 101);
CU_ASSERT(NGHTTP2_STREAM_IDLE == stream->state);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
nghttp2_priority_spec_init(&pri_spec, 211, 1, 0);
/* stream 101 was already created as idle. */
stream = nghttp2_session_open_stream(session, 101, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec, NGHTTP2_STREAM_OPENED, NULL);
CU_ASSERT(1 == stream->weight);
CU_ASSERT(211 == stream->dep_prev->stream_id);
stream = nghttp2_session_get_stream_raw(session, 211);
CU_ASSERT(NGHTTP2_STREAM_IDLE == stream->state);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream->weight);
nghttp2_session_del(session);
}
void test_nghttp2_session_get_next_ob_item(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_priority_spec pri_spec;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 2;
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
CU_ASSERT(NGHTTP2_PING ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_submit_request(session, NULL, NULL, 0, NULL, NULL);
CU_ASSERT(NGHTTP2_PING ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
/* Incoming stream does not affect the number of outgoing max
concurrent streams. */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_MAX_WEIGHT, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
CU_ASSERT(NGHTTP2_HEADERS ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
session->remote_settings.max_concurrent_streams = 3;
CU_ASSERT(NGHTTP2_HEADERS ==
nghttp2_session_get_next_ob_item(session)->frame.hd.type);
nghttp2_session_del(session);
}
void test_nghttp2_session_pop_next_ob_item(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_outbound_item *item;
nghttp2_priority_spec pri_spec;
nghttp2_stream *stream;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 1;
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 254, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_PING == item->frame.hd.type);
nghttp2_outbound_item_free(item, mem);
mem->free(item, NULL);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
nghttp2_outbound_item_free(item, mem);
mem->free(item, NULL);
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
/* Incoming stream does not affect the number of outgoing max
concurrent streams. */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
/* In-flight outgoing stream */
nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_MAX_WEIGHT, 0);
nghttp2_submit_request(session, &pri_spec, NULL, 0, NULL, NULL);
nghttp2_submit_response(session, 1, NULL, 0, NULL);
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
CU_ASSERT(1 == item->frame.hd.stream_id);
stream = nghttp2_session_get_stream(session, 1);
nghttp2_stream_detach_item(stream);
nghttp2_outbound_item_free(item, mem);
mem->free(item, NULL);
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
session->remote_settings.max_concurrent_streams = 2;
item = nghttp2_session_pop_next_ob_item(session);
CU_ASSERT(NGHTTP2_HEADERS == item->frame.hd.type);
nghttp2_outbound_item_free(item, mem);
mem->free(item, NULL);
nghttp2_session_del(session);
/* Check that push reply HEADERS are queued into ob_ss_pq */
nghttp2_session_server_new(&session, &callbacks, NULL);
session->remote_settings.max_concurrent_streams = 0;
nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 2,
NULL, NULL, 0, NULL));
CU_ASSERT(NULL == nghttp2_session_pop_next_ob_item(session));
CU_ASSERT(1 == nghttp2_outbound_queue_size(&session->ob_syn));
nghttp2_session_del(session);
}
void test_nghttp2_session_reply_fail(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = fail_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = 4 * 1024;
CU_ASSERT(0 == nghttp2_session_server_new(&session, &callbacks, &ud));
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(0 == nghttp2_submit_response(session, 1, NULL, 0, &data_prd));
CU_ASSERT(NGHTTP2_ERR_CALLBACK_FAILURE == nghttp2_session_send(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_max_concurrent_streams(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED, NULL);
/* Check un-ACKed SETTINGS_MAX_CONCURRENT_STREAMS */
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 3,
NGHTTP2_HCAT_HEADERS, NULL, NULL, 0);
session->pending_local_max_concurrent_stream = 1;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
item = nghttp2_outbound_queue_top(&session->ob_reg);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(NGHTTP2_REFUSED_STREAM == item->frame.rst_stream.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Check ACKed SETTINGS_MAX_CONCURRENT_STREAMS */
session->local_settings.max_concurrent_streams = 1;
frame.hd.stream_id = 5;
CU_ASSERT(NGHTTP2_ERR_IGN_HEADER_BLOCK ==
nghttp2_session_on_request_headers_received(session, &frame));
item = nghttp2_outbound_queue_top(&session->ob_reg);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_stop_data_with_rst_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_submit_response(session, 1, NULL, 0, &data_prd);
ud.block_count = 2;
/* Sends response HEADERS + DATA[0] */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_DATA == ud.sent_frame_type);
/* data for DATA[1] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_CANCEL);
CU_ASSERT(0 == nghttp2_session_on_rst_stream_received(session, &frame));
nghttp2_frame_rst_stream_free(&frame.rst_stream);
/* Big enough number to send all DATA frames potentially. */
ud.block_count = 100;
/* Nothing will be sent in the following call. */
CU_ASSERT(0 == nghttp2_session_send(session));
/* With RST_STREAM, stream is canceled and further DATA on that
stream are not sent. */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_defer_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = defer_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_server_new(&session, &callbacks, &ud);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
session->remote_window_size = 1 << 20;
stream->remote_window_size = 1 << 20;
nghttp2_submit_response(session, 1, NULL, 0, &data_prd);
ud.block_count = 1;
/* Sends HEADERS reply */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
/* No data is read */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 4);
ud.block_count = 1;
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
/* Sends PING */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_PING == ud.sent_frame_type);
/* Resume deferred DATA */
CU_ASSERT(0 == nghttp2_session_resume_data(session, 1));
item = stream->item;
item->aux_data.data.data_prd.read_callback =
fixed_length_data_source_read_callback;
ud.block_count = 1;
/* Reads 2 DATA chunks */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
/* Deferred again */
item->aux_data.data.data_prd.read_callback = defer_data_source_read_callback;
/* This is needed since 16KiB block is already read and waiting to be
sent. No read_callback invocation. */
ud.block_count = 1;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
/* Resume deferred DATA */
CU_ASSERT(0 == nghttp2_session_resume_data(session, 1));
item->aux_data.data.data_prd.read_callback =
fixed_length_data_source_read_callback;
ud.block_count = 1;
/* Reads 2 16KiB blocks */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(ud.data_source_length == 0);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
nghttp2_stream *stream;
int32_t new_initial_window_size;
nghttp2_settings_entry iv[1];
nghttp2_frame settings_frame;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = fixed_bytes_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = 128 * 1024;
/* Use smaller emission count so that we can check outbound flow
control window calculation is correct. */
ud.fixed_sendlen = 2 * 1024;
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Change it to 64KiB for easy calculation */
session->remote_window_size = 64 * 1024;
session->remote_settings.initial_window_size = 64 * 1024;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sends 64KiB - 1 data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(64 * 1024 == ud.data_source_length);
/* Back 32KiB in stream window */
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE, 1,
32 * 1024);
nghttp2_session_on_window_update_received(session, &frame);
/* Send nothing because of connection-level window */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(64 * 1024 == ud.data_source_length);
/* Back 32KiB in connection-level window */
frame.hd.stream_id = 0;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends another 32KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(32 * 1024 == ud.data_source_length);
stream = nghttp2_session_get_stream(session, 1);
/* Change initial window size to 16KiB. The window_size becomes
negative. */
new_initial_window_size = 16 * 1024;
stream->remote_window_size =
new_initial_window_size -
((int32_t)session->remote_settings.initial_window_size -
stream->remote_window_size);
session->remote_settings.initial_window_size =
(uint32_t)new_initial_window_size;
CU_ASSERT(-48 * 1024 == stream->remote_window_size);
/* Back 48KiB to stream window */
frame.hd.stream_id = 1;
frame.window_update.window_size_increment = 48 * 1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Nothing is sent because window_size is 0 */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(32 * 1024 == ud.data_source_length);
/* Back 16KiB in stream window */
frame.hd.stream_id = 1;
frame.window_update.window_size_increment = 16 * 1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Back 24KiB in connection-level window */
frame.hd.stream_id = 0;
frame.window_update.window_size_increment = 24 * 1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends another 16KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(16 * 1024 == ud.data_source_length);
/* Increase initial window size to 32KiB */
iv[0].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[0].value = 32 * 1024;
nghttp2_frame_settings_init(&settings_frame.settings, NGHTTP2_FLAG_NONE,
dup_iv(iv, 1), 1);
nghttp2_session_on_settings_received(session, &settings_frame, 1);
nghttp2_frame_settings_free(&settings_frame.settings, mem);
/* Sends another 8KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(8 * 1024 == ud.data_source_length);
/* Back 8KiB in connection-level window */
frame.hd.stream_id = 0;
frame.window_update.window_size_increment = 8 * 1024;
nghttp2_session_on_window_update_received(session, &frame);
/* Sends last 8KiB data */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.data_source_length);
CU_ASSERT(nghttp2_session_get_stream(session, 1)->shut_flags &
NGHTTP2_SHUT_WR);
nghttp2_frame_window_update_free(&frame.window_update);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control_data_recv(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t data[64 * 1024 + 16];
nghttp2_frame_hd hd;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new(&session, &callbacks, NULL);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
session->next_stream_id = 3;
nghttp2_stream_shutdown(stream, NGHTTP2_SHUT_WR);
session->local_window_size = NGHTTP2_MAX_PAYLOADLEN;
stream->local_window_size = NGHTTP2_MAX_PAYLOADLEN;
/* Create DATA frame */
memset(data, 0, sizeof(data));
nghttp2_frame_hd_init(&hd, NGHTTP2_MAX_PAYLOADLEN, NGHTTP2_DATA,
NGHTTP2_FLAG_END_STREAM, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN + NGHTTP2_FRAME_HDLEN ==
nghttp2_session_mem_recv(session, data, NGHTTP2_MAX_PAYLOADLEN +
NGHTTP2_FRAME_HDLEN));
item = nghttp2_session_get_next_ob_item(session);
/* Since this is the last frame, stream-level WINDOW_UPDATE is not
issued, but connection-level is. */
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN ==
item->frame.window_update.window_size_increment);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Receive DATA for closed stream. They are still subject to under
connection-level flow control, since this situation arises when
RST_STREAM is issued by the remote, but the local side keeps
sending DATA frames. Without calculating connection-level window,
the subsequent flow control gets confused. */
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN + NGHTTP2_FRAME_HDLEN ==
nghttp2_session_mem_recv(session, data, NGHTTP2_MAX_PAYLOADLEN +
NGHTTP2_FRAME_HDLEN));
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_MAX_PAYLOADLEN ==
item->frame.window_update.window_size_increment);
nghttp2_session_del(session);
}
void test_nghttp2_session_flow_control_data_with_padding_recv(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
uint8_t data[1024];
nghttp2_frame_hd hd;
nghttp2_stream *stream;
nghttp2_option *option;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_option_new(&option);
/* Disable auto window update so that we can check padding is
consumed automatically */
nghttp2_option_set_no_auto_window_update(option, 1);
/* Initial window size to 64KiB - 1*/
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
nghttp2_option_del(option);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
/* Create DATA frame */
memset(data, 0, sizeof(data));
nghttp2_frame_hd_init(&hd, 357, NGHTTP2_DATA, NGHTTP2_FLAG_PADDED, 1);
nghttp2_frame_pack_frame_hd(data, &hd);
/* Set Pad Length field, which itself is padding */
data[NGHTTP2_FRAME_HDLEN] = 255;
CU_ASSERT(
(ssize_t)(NGHTTP2_FRAME_HDLEN + hd.length) ==
nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + hd.length));
CU_ASSERT((int32_t)hd.length == session->recv_window_size);
CU_ASSERT((int32_t)hd.length == stream->recv_window_size);
CU_ASSERT(256 == session->consumed_size);
CU_ASSERT(256 == stream->consumed_size);
CU_ASSERT(357 == session->recv_window_size);
CU_ASSERT(357 == stream->recv_window_size);
/* Receive the same DATA frame, but in 2 parts: first 9 + 1 + 102
bytes which includes 1st padding byte, and remainder */
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + 103) ==
nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 103));
CU_ASSERT(258 == session->consumed_size);
CU_ASSERT(258 == stream->consumed_size);
CU_ASSERT(460 == session->recv_window_size);
CU_ASSERT(460 == stream->recv_window_size);
/* 357 - 103 = 254 bytes left */
CU_ASSERT(254 == nghttp2_session_mem_recv(session, data, 254));
CU_ASSERT(512 == session->consumed_size);
CU_ASSERT(512 == stream->consumed_size);
CU_ASSERT(714 == session->recv_window_size);
CU_ASSERT(714 == stream->recv_window_size);
/* Receive the same DATA frame, but in 2 parts: first 9 = 1 + 101
bytes which only includes data without padding, 2nd part is
padding only */
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + 102) ==
nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 102));
CU_ASSERT(513 == session->consumed_size);
CU_ASSERT(513 == stream->consumed_size);
CU_ASSERT(816 == session->recv_window_size);
CU_ASSERT(816 == stream->recv_window_size);
/* 357 - 102 = 255 bytes left */
CU_ASSERT(255 == nghttp2_session_mem_recv(session, data, 255));
CU_ASSERT(768 == session->consumed_size);
CU_ASSERT(768 == stream->consumed_size);
CU_ASSERT(1071 == session->recv_window_size);
CU_ASSERT(1071 == stream->recv_window_size);
/* Receive the same DATA frame, but in 2 parts: first 9 = 1 + 50
bytes which includes byte up to middle of data, 2nd part is the
remainder */
CU_ASSERT((ssize_t)(NGHTTP2_FRAME_HDLEN + 51) ==
nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 51));
CU_ASSERT(769 == session->consumed_size);
CU_ASSERT(769 == stream->consumed_size);
CU_ASSERT(1122 == session->recv_window_size);
CU_ASSERT(1122 == stream->recv_window_size);
/* 357 - 51 = 306 bytes left */
CU_ASSERT(306 == nghttp2_session_mem_recv(session, data, 306));
CU_ASSERT(1024 == session->consumed_size);
CU_ASSERT(1024 == stream->consumed_size);
CU_ASSERT(1428 == session->recv_window_size);
CU_ASSERT(1428 == stream->recv_window_size);
nghttp2_session_del(session);
}
void test_nghttp2_session_data_read_temporal_failure(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
nghttp2_stream *stream;
size_t data_size = 128 * 1024;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = data_size;
/* Initial window size is 64KiB - 1 */
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sends NGHTTP2_INITIAL_WINDOW_SIZE data, assuming, it is equal to
or smaller than NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(data_size - NGHTTP2_INITIAL_WINDOW_SIZE == ud.data_source_length);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NGHTTP2_DATA == stream->item->frame.hd.type);
stream->item->aux_data.data.data_prd.read_callback =
temporal_failure_data_source_read_callback;
/* Back NGHTTP2_INITIAL_WINDOW_SIZE to both connection-level and
stream-wise window */
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_INITIAL_WINDOW_SIZE);
nghttp2_session_on_window_update_received(session, &frame);
frame.hd.stream_id = 0;
nghttp2_session_on_window_update_received(session, &frame);
nghttp2_frame_window_update_free(&frame.window_update);
/* Sending data will fail (soft fail) and treated as stream error */
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(data_size - NGHTTP2_INITIAL_WINDOW_SIZE == ud.data_source_length);
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(NGHTTP2_RST_STREAM == ud.sent_frame_type);
data_prd.read_callback = fail_data_source_read_callback;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
/* Sending data will fail (hard fail) and session tear down */
CU_ASSERT(NGHTTP2_ERR_CALLBACK_FAILURE == nghttp2_session_send(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_on_stream_close(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_stream_close_callback = on_stream_close_callback;
user_data.stream_close_cb_called = 0;
nghttp2_session_client_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
&user_data);
CU_ASSERT(stream != NULL);
CU_ASSERT(nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR) == 0);
CU_ASSERT(user_data.stream_close_cb_called == 1);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_ctrl_not_send(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data user_data;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
callbacks.send_callback = null_send_callback;
user_data.frame_not_send_cb_called = 0;
user_data.not_sent_frame_type = 0;
user_data.not_sent_error = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, &user_data);
/* Check response HEADERS */
/* Send bogus stream ID */
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 3,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_CLOSED == user_data.not_sent_error);
user_data.frame_not_send_cb_called = 0;
/* Shutdown transmission */
stream->shut_flags |= NGHTTP2_SHUT_WR;
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_SHUT_WR == user_data.not_sent_error);
stream->shut_flags = NGHTTP2_SHUT_NONE;
user_data.frame_not_send_cb_called = 0;
/* Queue RST_STREAM */
CU_ASSERT(0 == nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, 1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 1,
NGHTTP2_INTERNAL_ERROR));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_STREAM_CLOSING == user_data.not_sent_error);
nghttp2_session_del(session);
/* Check request HEADERS */
user_data.frame_not_send_cb_called = 0;
CU_ASSERT(nghttp2_session_client_new(&session, &callbacks, &user_data) == 0);
/* Maximum Stream ID is reached */
session->next_stream_id = (1u << 31) + 1;
CU_ASSERT(NGHTTP2_ERR_STREAM_ID_NOT_AVAILABLE ==
nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1, NULL,
NULL, 0, NULL));
user_data.frame_not_send_cb_called = 0;
/* GOAWAY received */
session->goaway_flags |= NGHTTP2_GOAWAY_RECV;
session->next_stream_id = 9;
CU_ASSERT(0 < nghttp2_submit_headers(session, NGHTTP2_FLAG_END_STREAM, -1,
NULL, NULL, 0, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == user_data.not_sent_frame_type);
CU_ASSERT(NGHTTP2_ERR_START_STREAM_NOT_ALLOWED == user_data.not_sent_error);
nghttp2_session_del(session);
}
void test_nghttp2_session_get_outbound_queue_size(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
CU_ASSERT(0 == nghttp2_session_get_outbound_queue_size(session));
CU_ASSERT(0 == nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL));
CU_ASSERT(1 == nghttp2_session_get_outbound_queue_size(session));
CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE, 2,
NGHTTP2_NO_ERROR, NULL, 0));
CU_ASSERT(2 == nghttp2_session_get_outbound_queue_size(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_get_effective_local_window_size(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, NULL));
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENED,
NULL);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE ==
nghttp2_session_get_stream_effective_local_window_size(session, 1));
CU_ASSERT(0 ==
nghttp2_session_get_stream_effective_recv_data_length(session, 1));
/* Check connection flow control */
session->recv_window_size = 100;
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, 1100);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1000 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, -50);
/* Now session->recv_window_size = -50 */
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 950 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(0 == nghttp2_session_get_effective_recv_data_length(session));
session->recv_window_size += 50;
/* Now session->recv_window_size = 0 */
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 0, 100);
CU_ASSERT(NGHTTP2_INITIAL_CONNECTION_WINDOW_SIZE + 1050 ==
nghttp2_session_get_effective_local_window_size(session));
CU_ASSERT(50 == nghttp2_session_get_effective_recv_data_length(session));
/* Check stream flow control */
stream->recv_window_size = 100;
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, 1100);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1000 ==
nghttp2_session_get_stream_effective_local_window_size(session, 1));
CU_ASSERT(0 ==
nghttp2_session_get_stream_effective_recv_data_length(session, 1));
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, -50);
/* Now stream->recv_window_size = -50 */
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 950 ==
nghttp2_session_get_stream_effective_local_window_size(session, 1));
CU_ASSERT(0 ==
nghttp2_session_get_stream_effective_recv_data_length(session, 1));
stream->recv_window_size += 50;
/* Now stream->recv_window_size = 0 */
nghttp2_submit_window_update(session, NGHTTP2_FLAG_NONE, 1, 100);
CU_ASSERT(NGHTTP2_INITIAL_WINDOW_SIZE + 1050 ==
nghttp2_session_get_stream_effective_local_window_size(session, 1));
CU_ASSERT(50 ==
nghttp2_session_get_stream_effective_recv_data_length(session, 1));
nghttp2_session_del(session);
}
void test_nghttp2_session_set_option(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_option *option;
nghttp2_option_new(&option);
nghttp2_option_set_no_auto_window_update(option, 1);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
CU_ASSERT(session->opt_flags & NGHTTP2_OPTMASK_NO_AUTO_WINDOW_UPDATE);
nghttp2_session_del(session);
nghttp2_option_set_peer_max_concurrent_streams(option, 100);
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
CU_ASSERT(100 == session->remote_settings.max_concurrent_streams);
nghttp2_session_del(session);
nghttp2_option_set_max_reserved_remote_streams(option, 99);
nghttp2_session_client_new2(&session, &callbacks, NULL, option);
CU_ASSERT(99 == session->max_incoming_reserved_streams);
nghttp2_session_del(session);
nghttp2_option_del(option);
}
void test_nghttp2_session_data_backoff_by_high_pri_frame(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_data_provider data_prd;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
ud.frame_send_cb_called = 0;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 4;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
session->remote_window_size = 1 << 20;
ud.block_count = 2;
/* Sends request HEADERS + DATA[0] */
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 1);
stream->remote_window_size = 1 << 20;
CU_ASSERT(NGHTTP2_DATA == ud.sent_frame_type);
/* data for DATA[1] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN * 2);
nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
ud.block_count = 2;
/* Sends DATA[1] + PING, PING is interleaved in DATA sequence */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_PING == ud.sent_frame_type);
/* data for DATA[2] is read from data_prd but it is not sent */
CU_ASSERT(ud.data_source_length == NGHTTP2_DATA_PAYLOADLEN);
ud.block_count = 2;
/* Sends DATA[2..3] */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(stream->shut_flags & NGHTTP2_SHUT_WR);
nghttp2_session_del(session);
}
static void check_session_recv_data_with_padding(nghttp2_bufs *bufs,
size_t datalen,
nghttp2_mem *mem) {
nghttp2_session *session;
my_user_data ud;
nghttp2_session_callbacks callbacks;
uint8_t *in;
size_t inlen;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
inlen = (size_t)nghttp2_bufs_remove(bufs, &in);
ud.frame_recv_cb_called = 0;
ud.data_chunk_len = 0;
CU_ASSERT((ssize_t)inlen == nghttp2_session_mem_recv(session, in, inlen));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(datalen == ud.data_chunk_len);
mem->free(in, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_pack_data_with_padding(void) {
nghttp2_session *session;
my_user_data ud;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
nghttp2_frame *frame;
size_t datalen = 55;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = block_count_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.select_padding_callback = select_padding_callback;
data_prd.read_callback = fixed_length_data_source_read_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
ud.padlen = 63;
nghttp2_submit_request(session, NULL, NULL, 0, &data_prd, NULL);
ud.block_count = 1;
ud.data_source_length = datalen;
/* Sends HEADERS */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(NGHTTP2_HEADERS == ud.sent_frame_type);
frame = &session->aob.item->frame;
CU_ASSERT(ud.padlen == frame->data.padlen);
CU_ASSERT(frame->hd.flags & NGHTTP2_FLAG_PADDED);
/* Check reception of this DATA frame */
check_session_recv_data_with_padding(&session->aob.framebufs, datalen, mem);
nghttp2_session_del(session);
}
void test_nghttp2_session_pack_headers_with_padding(void) {
nghttp2_session *session, *sv_session;
accumulator acc;
my_user_data ud;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.select_padding_callback = select_padding_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
acc.length = 0;
ud.acc = &acc;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_server_new(&sv_session, &callbacks, &ud);
ud.padlen = 163;
CU_ASSERT(1 == nghttp2_submit_request(session, NULL, reqnv, ARRLEN(reqnv),
NULL, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(acc.length < NGHTTP2_MAX_PAYLOADLEN);
ud.frame_recv_cb_called = 0;
CU_ASSERT((ssize_t)acc.length ==
nghttp2_session_mem_recv(sv_session, acc.buf, acc.length));
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(sv_session));
nghttp2_session_del(sv_session);
nghttp2_session_del(session);
}
void test_nghttp2_pack_settings_payload(void) {
nghttp2_settings_entry iv[2];
uint8_t buf[64];
ssize_t len;
nghttp2_settings_entry *resiv;
size_t resniv;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 1023;
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = 4095;
len = nghttp2_pack_settings_payload(buf, sizeof(buf), iv, 2);
CU_ASSERT(2 * NGHTTP2_FRAME_SETTINGS_ENTRY_LENGTH == len);
CU_ASSERT(0 == nghttp2_frame_unpack_settings_payload2(&resiv, &resniv, buf,
(size_t)len, mem));
CU_ASSERT(2 == resniv);
CU_ASSERT(NGHTTP2_SETTINGS_HEADER_TABLE_SIZE == resiv[0].settings_id);
CU_ASSERT(1023 == resiv[0].value);
CU_ASSERT(NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE == resiv[1].settings_id);
CU_ASSERT(4095 == resiv[1].value);
mem->free(resiv, NULL);
len = nghttp2_pack_settings_payload(buf, 9 /* too small */, iv, 2);
CU_ASSERT(NGHTTP2_ERR_INSUFF_BUFSIZE == len);
}
#define check_stream_dep_sib(STREAM, DEP_PREV, DEP_NEXT, SIB_PREV, SIB_NEXT) \
do { \
CU_ASSERT(DEP_PREV == STREAM->dep_prev); \
CU_ASSERT(DEP_NEXT == STREAM->dep_next); \
CU_ASSERT(SIB_PREV == STREAM->sib_prev); \
CU_ASSERT(SIB_NEXT == STREAM->sib_next); \
} while (0)
/* nghttp2_stream_dep_add() and its families functions should be
tested in nghttp2_stream_test.c, but it is easier to use
nghttp2_session_open_stream(). Therefore, we test them here. */
void test_nghttp2_session_stream_dep_add(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *root;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
c = open_stream_with_dep(session, 5, a);
b = open_stream_with_dep(session, 3, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c
* |
* d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, root, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, c);
check_stream_dep_sib(c, a, d, b, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(a == session->root.dep_next);
e = open_stream_with_dep_excl(session, 9, a);
/* a
* |
* e
* |
* b--c
* |
* d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == e->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, root, e, NULL, NULL);
check_stream_dep_sib(e, a, b, NULL, NULL);
check_stream_dep_sib(b, e, NULL, NULL, c);
check_stream_dep_sib(c, e, d, b, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(a == session->root.dep_next);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_remove(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f, *root;
memset(&callbacks, 0, sizeof(callbacks));
/* Remove root */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
nghttp2_stream_dep_remove(a);
/* becomes:
* c b
* |
* d
*/
CU_ASSERT(0 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, NULL, NULL, NULL, NULL);
check_stream_dep_sib(b, root, NULL, c, NULL);
check_stream_dep_sib(c, root, d, NULL, b);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(c == session->root.dep_next);
nghttp2_session_del(session);
/* Remove right most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
nghttp2_stream_dep_remove(b);
/* becomes:
* a
* |
* c
* |
* d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
check_stream_dep_sib(a, root, c, NULL, NULL);
check_stream_dep_sib(b, NULL, NULL, NULL, NULL);
check_stream_dep_sib(c, a, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
CU_ASSERT(a == session->root.dep_next);
nghttp2_session_del(session);
/* Remove left most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream_with_dep(session, 9, c);
/* a
* |
* c--b
* |
* e--d
*/
nghttp2_stream_dep_remove(c);
/* becomes:
* a
* |
* e--d--b
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == c->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
check_stream_dep_sib(a, root, e, NULL, NULL);
check_stream_dep_sib(b, a, NULL, d, NULL);
check_stream_dep_sib(c, NULL, NULL, NULL, NULL);
check_stream_dep_sib(d, a, NULL, e, b);
check_stream_dep_sib(e, a, NULL, NULL, d);
nghttp2_session_del(session);
/* Remove middle stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, a);
e = open_stream_with_dep(session, 9, c);
f = open_stream_with_dep(session, 11, c);
/* a
* |
* d--c--b
* |
* f--e
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
nghttp2_stream_dep_remove(c);
/* becomes:
* a
* |
* d--f--e--b
*/
/* c's weight 16 is distributed evenly to e and f. Each weight of e
and f becomes 8. */
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 + 8 * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, root, d, NULL, NULL);
check_stream_dep_sib(b, a, NULL, e, NULL);
check_stream_dep_sib(c, NULL, NULL, NULL, NULL);
check_stream_dep_sib(e, a, NULL, f, b);
check_stream_dep_sib(f, a, NULL, d, e);
check_stream_dep_sib(d, a, NULL, NULL, f);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_add_subtree(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f, *root;
memset(&callbacks, 0, sizeof(callbacks));
/* dep_stream has dep_next */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream(session, 9);
f = open_stream_with_dep(session, 11, e);
/* a e
* | |
* c--b f
* |
* d
*/
nghttp2_stream_dep_remove_subtree(e);
nghttp2_stream_dep_add_subtree(a, e);
/* becomes
* a
* |
* e--c--b
* | |
* f d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, root, e, NULL, NULL);
check_stream_dep_sib(b, a, NULL, c, NULL);
check_stream_dep_sib(c, a, d, e, b);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
check_stream_dep_sib(e, a, f, NULL, c);
check_stream_dep_sib(f, e, NULL, NULL, NULL);
nghttp2_session_del(session);
/* dep_stream has dep_next and now we insert subtree */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream(session, 9);
f = open_stream_with_dep(session, 11, e);
/* a e
* | |
* c--b f
* |
* d
*/
nghttp2_stream_dep_remove_subtree(e);
nghttp2_stream_dep_insert_subtree(a, e);
/* becomes
* a
* |
* e
* |
* f--c--b
* |
* d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 3 == e->sum_dep_weight);
CU_ASSERT(0 == f->sum_dep_weight);
check_stream_dep_sib(a, root, e, NULL, NULL);
check_stream_dep_sib(e, a, f, NULL, NULL);
check_stream_dep_sib(f, e, NULL, NULL, c);
check_stream_dep_sib(b, e, NULL, c, NULL);
check_stream_dep_sib(c, e, d, f, b);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_remove_subtree(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *root;
memset(&callbacks, 0, sizeof(callbacks));
/* Remove left most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
nghttp2_stream_dep_remove_subtree(c);
/* becomes
* a c
* | |
* b d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, root, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
/* Remove right most stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
nghttp2_stream_dep_remove_subtree(b);
/* becomes
* a b
* |
* c
* |
* d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
check_stream_dep_sib(a, root, c, NULL, NULL);
check_stream_dep_sib(c, a, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
check_stream_dep_sib(b, NULL, NULL, NULL, NULL);
nghttp2_session_del(session);
/* Remove middle stream */
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
e = open_stream_with_dep(session, 9, a);
c = open_stream_with_dep(session, 5, a);
b = open_stream_with_dep(session, 3, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* b--c--e
* |
* d
*/
nghttp2_stream_dep_remove_subtree(c);
/* becomes
* a c
* | |
* b--e d
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(0 == e->sum_dep_weight);
check_stream_dep_sib(a, root, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, e);
check_stream_dep_sib(e, a, NULL, b, NULL);
check_stream_dep_sib(c, NULL, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_dep_all_your_stream_are_belong_to_us(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *root;
nghttp2_outbound_item *db, *dc;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
/* a c
* |
* b
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_insert_subtree(&session->root, c));
/*
* c
* |
* a
* |
* b
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == c->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
check_stream_dep_sib(c, root, a, NULL, NULL);
check_stream_dep_sib(a, c, b, NULL, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream(session, 3);
c = open_stream(session, 5);
/*
* a b c
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_insert_subtree(&session->root, c));
/*
* c
* |
* b--a
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(0 == a->sum_dep_weight);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
check_stream_dep_sib(c, root, b, NULL, NULL);
check_stream_dep_sib(b, c, NULL, NULL, a);
check_stream_dep_sib(a, c, NULL, b, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
d = open_stream_with_dep(session, 7, c);
/* a c
* | |
* b d
*/
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_insert_subtree(&session->root, c));
/*
* c
* |
* d--a
* |
* b
*/
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT * 2 == c->sum_dep_weight);
CU_ASSERT(0 == d->sum_dep_weight);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == a->sum_dep_weight);
CU_ASSERT(0 == b->sum_dep_weight);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
check_stream_dep_sib(c, root, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, a);
check_stream_dep_sib(a, c, b, d, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
d = open_stream_with_dep(session, 7, c);
/* a c
* | |
* b d
*/
db = create_data_ob_item(mem);
nghttp2_stream_attach_item(b, db);
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_insert_subtree(&session->root, c));
/*
* c
* |
* d--a
* |
* b
*/
CU_ASSERT(c->queued);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
check_stream_dep_sib(c, root, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, a);
check_stream_dep_sib(a, c, b, d, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
root = &session->root;
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream(session, 5);
d = open_stream_with_dep(session, 7, c);
/* a c
* | |
* b d
*/
db = create_data_ob_item(mem);
dc = create_data_ob_item(mem);
nghttp2_stream_attach_item(b, db);
nghttp2_stream_attach_item(c, dc);
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_insert_subtree(&session->root, c));
/*
* c
* |
* d--a
* |
* b
*/
CU_ASSERT(c->queued);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!d->queued);
check_stream_dep_sib(c, root, d, NULL, NULL);
check_stream_dep_sib(d, c, NULL, NULL, a);
check_stream_dep_sib(a, c, b, d, NULL);
check_stream_dep_sib(b, a, NULL, NULL, NULL);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_attach_item(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e;
nghttp2_outbound_item *da, *db, *dc, *dd;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
db = create_data_ob_item(mem);
nghttp2_stream_attach_item(b, db);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
/* Attach item to c */
dc = create_data_ob_item(mem);
nghttp2_stream_attach_item(c, dc);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
/* Attach item to a */
da = create_data_ob_item(mem);
nghttp2_stream_attach_item(a, da);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
/* Detach item from a */
nghttp2_stream_detach_item(a);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
/* Attach item to d */
dd = create_data_ob_item(mem);
nghttp2_stream_attach_item(d, dd);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
/* Detach item from c */
nghttp2_stream_detach_item(c);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
/* Detach item from b */
nghttp2_stream_detach_item(b);
CU_ASSERT(a->queued);
CU_ASSERT(!b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
/* exercises insertion */
e = open_stream_with_dep_excl(session, 9, a);
/* a
* |
* e
* |
* c--b
* |
* d
*/
CU_ASSERT(a->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(1 == nghttp2_pq_size(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
/* exercises deletion */
nghttp2_stream_dep_remove(e);
/* a
* |
* c--b
* |
* d
*/
CU_ASSERT(a->queued);
CU_ASSERT(!b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
/* e's weight 16 is distributed equally among c and b, both now have
weight 8 each. */
CU_ASSERT(8 == b->weight);
CU_ASSERT(8 == c->weight);
/* da, db, dc have been detached */
nghttp2_outbound_item_free(da, mem);
nghttp2_outbound_item_free(db, mem);
nghttp2_outbound_item_free(dc, mem);
free(da);
free(db);
free(dc);
nghttp2_session_del(session);
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
/* a
* |
* c--b
* |
* d
*/
da = create_data_ob_item(mem);
db = create_data_ob_item(mem);
dc = create_data_ob_item(mem);
nghttp2_stream_attach_item(a, da);
nghttp2_stream_attach_item(b, db);
nghttp2_stream_attach_item(c, dc);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
/* Detach item from a */
nghttp2_stream_detach_item(a);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
/* da has been detached */
nghttp2_outbound_item_free(da, mem);
free(da);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_attach_item_subtree(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c, *d, *e, *f;
nghttp2_outbound_item *da, *db, *dd, *de;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep(session, 5, a);
d = open_stream_with_dep(session, 7, c);
e = open_stream_with_dep_weight(session, 9, 32, &session->root);
f = open_stream_with_dep(session, 11, e);
/*
* a e
* | |
* c--b f
* |
* d
*/
de = create_data_ob_item(mem);
nghttp2_stream_attach_item(e, de);
db = create_data_ob_item(mem);
nghttp2_stream_attach_item(b, db);
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Insert subtree e under a */
nghttp2_stream_dep_remove_subtree(e);
nghttp2_stream_dep_insert_subtree(a, e);
/*
* a
* |
* e
* |
* f--c--b
* |
* d
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(1 == nghttp2_pq_size(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree b */
nghttp2_stream_dep_remove_subtree(b);
CU_ASSERT(0 == nghttp2_stream_dep_add_subtree(&session->root, b));
/*
* a b
* |
* e
* |
* f--c
* |
* d
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree a, and add it to root again */
nghttp2_stream_dep_remove_subtree(a);
CU_ASSERT(0 == nghttp2_stream_dep_add_subtree(&session->root, a));
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree c */
nghttp2_stream_dep_remove_subtree(c);
CU_ASSERT(0 == nghttp2_stream_dep_add_subtree(&session->root, c));
/*
* a b c
* | |
* e d
* |
* f
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(!c->queued);
CU_ASSERT(!d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(nghttp2_pq_empty(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
dd = create_data_ob_item(mem);
nghttp2_stream_attach_item(d, dd);
/* Add subtree c to a */
nghttp2_stream_dep_remove_subtree(c);
nghttp2_stream_dep_add_subtree(a, c);
/*
* a b
* |
* c--e
* | |
* d f
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(2 == nghttp2_pq_size(&a->obq));
CU_ASSERT(nghttp2_pq_empty(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Insert b under a */
nghttp2_stream_dep_remove_subtree(b);
nghttp2_stream_dep_insert_subtree(a, b);
/*
* a
* |
* b
* |
* c--e
* | |
* d f
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(1 == nghttp2_pq_size(&a->obq));
CU_ASSERT(2 == nghttp2_pq_size(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree b */
nghttp2_stream_dep_remove_subtree(b);
CU_ASSERT(0 == nghttp2_stream_dep_add_subtree(&session->root, b));
/*
* b a
* |
* e--c
* | |
* f d
*/
CU_ASSERT(!a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(2 == nghttp2_pq_size(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree c, and detach item from b, and then re-add
subtree c under b */
nghttp2_stream_dep_remove_subtree(c);
nghttp2_stream_detach_item(b);
nghttp2_stream_dep_add_subtree(b, c);
/*
* b a
* |
* e--c
* | |
* f d
*/
CU_ASSERT(!a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(2 == nghttp2_pq_size(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Attach data to a, and add subtree a under b */
da = create_data_ob_item(mem);
nghttp2_stream_attach_item(a, da);
nghttp2_stream_dep_remove_subtree(a);
nghttp2_stream_dep_add_subtree(b, a);
/*
* b
* |
* a--e--c
* | |
* f d
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(!f->queued);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(3 == nghttp2_pq_size(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(nghttp2_pq_empty(&e->obq));
CU_ASSERT(nghttp2_pq_empty(&f->obq));
/* Remove subtree c, and add under f */
nghttp2_stream_dep_remove_subtree(c);
nghttp2_stream_dep_insert_subtree(f, c);
/*
* b
* |
* a--e
* |
* f
* |
* c
* |
* d
*/
CU_ASSERT(a->queued);
CU_ASSERT(b->queued);
CU_ASSERT(c->queued);
CU_ASSERT(d->queued);
CU_ASSERT(e->queued);
CU_ASSERT(f->queued);
CU_ASSERT(nghttp2_pq_empty(&a->obq));
CU_ASSERT(2 == nghttp2_pq_size(&b->obq));
CU_ASSERT(1 == nghttp2_pq_size(&c->obq));
CU_ASSERT(nghttp2_pq_empty(&d->obq));
CU_ASSERT(1 == nghttp2_pq_size(&e->obq));
CU_ASSERT(1 == nghttp2_pq_size(&f->obq));
/* db has been detached */
nghttp2_outbound_item_free(db, mem);
free(db);
nghttp2_session_del(session);
}
void test_nghttp2_session_stream_get_state(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_mem *mem;
nghttp2_hd_deflater deflater;
nghttp2_bufs bufs;
nghttp2_buf *buf;
nghttp2_stream *stream;
ssize_t rv;
nghttp2_data_provider data_prd;
nghttp2_frame frame;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&data_prd, 0, sizeof(data_prd));
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
CU_ASSERT(NGHTTP2_STREAM_STATE_IDLE ==
nghttp2_stream_get_state(nghttp2_session_get_root_stream(session)));
/* stream 1 HEADERS; without END_STREAM flag set */
pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
stream = nghttp2_session_find_stream(session, 1);
CU_ASSERT(NULL != stream);
CU_ASSERT(1 == stream->stream_id);
CU_ASSERT(NGHTTP2_STREAM_STATE_OPEN == nghttp2_stream_get_state(stream));
nghttp2_bufs_reset(&bufs);
/* stream 3 HEADERS; with END_STREAM flag set */
pack_headers(&bufs, &deflater, 3,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM, reqnv,
ARRLEN(reqnv), mem);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
stream = nghttp2_session_find_stream(session, 3);
CU_ASSERT(NULL != stream);
CU_ASSERT(3 == stream->stream_id);
CU_ASSERT(NGHTTP2_STREAM_STATE_HALF_CLOSED_REMOTE ==
nghttp2_stream_get_state(stream));
nghttp2_bufs_reset(&bufs);
/* Respond to stream 1 */
nghttp2_submit_response(session, 1, resnv, ARRLEN(resnv), NULL);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 1);
CU_ASSERT(NGHTTP2_STREAM_STATE_HALF_CLOSED_LOCAL ==
nghttp2_stream_get_state(stream));
/* Respond to stream 3 */
nghttp2_submit_response(session, 3, resnv, ARRLEN(resnv), NULL);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 3);
CU_ASSERT(NGHTTP2_STREAM_STATE_CLOSED == nghttp2_stream_get_state(stream));
/* stream 5 HEADERS; with END_STREAM flag set */
pack_headers(&bufs, &deflater, 5,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM, reqnv,
ARRLEN(reqnv), mem);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
nghttp2_bufs_reset(&bufs);
/* Push stream 2 associated to stream 5 */
rv = nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 5, reqnv,
ARRLEN(reqnv), NULL);
CU_ASSERT(2 == rv);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_STATE_RESERVED_LOCAL ==
nghttp2_stream_get_state(stream));
/* Send resposne to push stream 2 with END_STREAM set */
nghttp2_submit_response(session, 2, resnv, ARRLEN(resnv), NULL);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 2);
/* At server, pushed stream object is not retained after closed */
CU_ASSERT(NULL == stream);
/* Push stream 4 associated to stream 5 */
rv = nghttp2_submit_push_promise(session, NGHTTP2_FLAG_NONE, 5, reqnv,
ARRLEN(reqnv), NULL);
CU_ASSERT(4 == rv);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 4);
CU_ASSERT(NGHTTP2_STREAM_STATE_RESERVED_LOCAL ==
nghttp2_stream_get_state(stream));
/* Send response to push stream 4 without closing */
data_prd.read_callback = defer_data_source_read_callback;
nghttp2_submit_response(session, 4, resnv, ARRLEN(resnv), &data_prd);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
stream = nghttp2_session_find_stream(session, 4);
CU_ASSERT(NGHTTP2_STREAM_STATE_HALF_CLOSED_REMOTE ==
nghttp2_stream_get_state(stream));
/* Create idle stream by PRIORITY frame */
nghttp2_frame_priority_init(&frame.priority, 7, &pri_spec_default);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
nghttp2_frame_priority_free(&frame.priority);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
stream = nghttp2_session_find_stream(session, 7);
CU_ASSERT(NGHTTP2_STREAM_STATE_IDLE == nghttp2_stream_get_state(stream));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Test for client side */
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_submit_request(session, NULL, reqnv, ARRLEN(reqnv), NULL, NULL);
rv = nghttp2_session_send(session);
CU_ASSERT(0 == rv);
/* Receive PUSH_PROMISE 2 associated to stream 1 */
pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 2, reqnv,
ARRLEN(reqnv), mem);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
stream = nghttp2_session_find_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_STATE_RESERVED_REMOTE ==
nghttp2_stream_get_state(stream));
nghttp2_bufs_reset(&bufs);
/* Receive push response for stream 2 without END_STREAM set */
pack_headers(&bufs, &deflater, 2, NGHTTP2_FLAG_END_HEADERS, resnv,
ARRLEN(resnv), mem);
buf = &bufs.head->buf;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
stream = nghttp2_session_find_stream(session, 2);
CU_ASSERT(NGHTTP2_STREAM_STATE_HALF_CLOSED_LOCAL ==
nghttp2_stream_get_state(stream));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_stream_get_something(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a, *b, *c;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
CU_ASSERT(nghttp2_session_get_root_stream(session) ==
nghttp2_stream_get_parent(a));
CU_ASSERT(NULL == nghttp2_stream_get_previous_sibling(a));
CU_ASSERT(NULL == nghttp2_stream_get_next_sibling(a));
CU_ASSERT(NULL == nghttp2_stream_get_first_child(a));
b = open_stream_with_dep(session, 3, a);
c = open_stream_with_dep_weight(session, 5, 11, a);
CU_ASSERT(a == nghttp2_stream_get_parent(c));
CU_ASSERT(a == nghttp2_stream_get_parent(b));
CU_ASSERT(c == nghttp2_stream_get_first_child(a));
CU_ASSERT(b == nghttp2_stream_get_next_sibling(c));
CU_ASSERT(c == nghttp2_stream_get_previous_sibling(b));
CU_ASSERT(27 == nghttp2_stream_get_sum_dependency_weight(a));
CU_ASSERT(11 == nghttp2_stream_get_weight(c));
CU_ASSERT(5 == nghttp2_stream_get_stream_id(c));
CU_ASSERT(0 == nghttp2_stream_get_stream_id(&session->root));
nghttp2_session_del(session);
}
void test_nghttp2_session_find_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
open_stream(session, 1);
stream = nghttp2_session_find_stream(session, 1);
CU_ASSERT(NULL != stream);
CU_ASSERT(1 == stream->stream_id);
stream = nghttp2_session_find_stream(session, 0);
CU_ASSERT(&session->root == stream);
CU_ASSERT(0 == stream->stream_id);
stream = nghttp2_session_find_stream(session, 2);
CU_ASSERT(NULL == stream);
nghttp2_session_del(session);
}
void test_nghttp2_session_keep_closed_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const size_t max_concurrent_streams = 5;
nghttp2_settings_entry iv = {NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS,
(uint32_t)max_concurrent_streams};
size_t i;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, &iv, 1);
for (i = 0; i < max_concurrent_streams; ++i) {
open_stream(session, (int)i * 2 + 1);
}
CU_ASSERT(0 == session->num_closed_streams);
nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(1 == session->closed_stream_tail->stream_id);
CU_ASSERT(session->closed_stream_tail == session->closed_stream_head);
nghttp2_session_close_stream(session, 5, NGHTTP2_NO_ERROR);
CU_ASSERT(2 == session->num_closed_streams);
CU_ASSERT(5 == session->closed_stream_tail->stream_id);
CU_ASSERT(1 == session->closed_stream_head->stream_id);
CU_ASSERT(session->closed_stream_head ==
session->closed_stream_tail->closed_prev);
CU_ASSERT(NULL == session->closed_stream_tail->closed_next);
CU_ASSERT(session->closed_stream_tail ==
session->closed_stream_head->closed_next);
CU_ASSERT(NULL == session->closed_stream_head->closed_prev);
open_stream(session, 11);
nghttp2_session_adjust_closed_stream(session);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(5 == session->closed_stream_tail->stream_id);
CU_ASSERT(session->closed_stream_tail == session->closed_stream_head);
CU_ASSERT(NULL == session->closed_stream_head->closed_prev);
CU_ASSERT(NULL == session->closed_stream_head->closed_next);
open_stream(session, 13);
nghttp2_session_adjust_closed_stream(session);
CU_ASSERT(0 == session->num_closed_streams);
CU_ASSERT(NULL == session->closed_stream_tail);
CU_ASSERT(NULL == session->closed_stream_head);
nghttp2_session_close_stream(session, 3, NGHTTP2_NO_ERROR);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(3 == session->closed_stream_head->stream_id);
/* server initiated stream is not counted to max concurrent limit */
open_stream(session, 2);
nghttp2_session_adjust_closed_stream(session);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(3 == session->closed_stream_head->stream_id);
nghttp2_session_close_stream(session, 2, NGHTTP2_NO_ERROR);
CU_ASSERT(1 == session->num_closed_streams);
CU_ASSERT(3 == session->closed_stream_head->stream_id);
nghttp2_session_del(session);
}
void test_nghttp2_session_keep_idle_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const size_t max_concurrent_streams = 1;
nghttp2_settings_entry iv = {NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS,
(uint32_t)max_concurrent_streams};
int i;
int32_t stream_id;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, &iv, 1);
/* We at least allow NGHTTP2_MIN_IDLE_STREAM idle streams even if
max concurrent streams is very low. */
for (i = 0; i < NGHTTP2_MIN_IDLE_STREAMS; ++i) {
nghttp2_session_open_stream(session, i * 2 + 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_IDLE, NULL);
nghttp2_session_adjust_idle_stream(session);
}
CU_ASSERT(NGHTTP2_MIN_IDLE_STREAMS == session->num_idle_streams);
stream_id = (NGHTTP2_MIN_IDLE_STREAMS - 1) * 2 + 1;
CU_ASSERT(1 == session->idle_stream_head->stream_id);
CU_ASSERT(stream_id == session->idle_stream_tail->stream_id);
stream_id += 2;
nghttp2_session_open_stream(session, stream_id, NGHTTP2_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_IDLE, NULL);
nghttp2_session_adjust_idle_stream(session);
CU_ASSERT(NGHTTP2_MIN_IDLE_STREAMS == session->num_idle_streams);
CU_ASSERT(3 == session->idle_stream_head->stream_id);
CU_ASSERT(stream_id == session->idle_stream_tail->stream_id);
nghttp2_session_del(session);
}
void test_nghttp2_session_detach_idle_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
int i;
nghttp2_stream *stream;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
for (i = 1; i <= 3; ++i) {
nghttp2_session_open_stream(session, i, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_IDLE, NULL);
}
CU_ASSERT(3 == session->num_idle_streams);
/* Detach middle stream */
stream = nghttp2_session_get_stream_raw(session, 2);
CU_ASSERT(session->idle_stream_head == stream->closed_prev);
CU_ASSERT(session->idle_stream_tail == stream->closed_next);
CU_ASSERT(stream == session->idle_stream_head->closed_next);
CU_ASSERT(stream == session->idle_stream_tail->closed_prev);
nghttp2_session_detach_idle_stream(session, stream);
CU_ASSERT(2 == session->num_idle_streams);
CU_ASSERT(NULL == stream->closed_prev);
CU_ASSERT(NULL == stream->closed_next);
CU_ASSERT(session->idle_stream_head ==
session->idle_stream_tail->closed_prev);
CU_ASSERT(session->idle_stream_tail ==
session->idle_stream_head->closed_next);
/* Detach head stream */
stream = session->idle_stream_head;
nghttp2_session_detach_idle_stream(session, stream);
CU_ASSERT(1 == session->num_idle_streams);
CU_ASSERT(session->idle_stream_head == session->idle_stream_tail);
CU_ASSERT(NULL == session->idle_stream_head->closed_prev);
CU_ASSERT(NULL == session->idle_stream_head->closed_next);
/* Detach last stream */
stream = session->idle_stream_head;
nghttp2_session_detach_idle_stream(session, stream);
CU_ASSERT(0 == session->num_idle_streams);
CU_ASSERT(NULL == session->idle_stream_head);
CU_ASSERT(NULL == session->idle_stream_tail);
for (i = 4; i <= 5; ++i) {
nghttp2_session_open_stream(session, i, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_IDLE, NULL);
}
CU_ASSERT(2 == session->num_idle_streams);
/* Detach tail stream */
stream = session->idle_stream_tail;
nghttp2_session_detach_idle_stream(session, stream);
CU_ASSERT(1 == session->num_idle_streams);
CU_ASSERT(session->idle_stream_head == session->idle_stream_tail);
CU_ASSERT(NULL == session->idle_stream_head->closed_prev);
CU_ASSERT(NULL == session->idle_stream_head->closed_next);
nghttp2_session_del(session);
}
void test_nghttp2_session_large_dep_tree(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
size_t i;
nghttp2_stream *dep_stream = NULL;
nghttp2_stream *stream;
int32_t stream_id;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream_id = 1;
for (i = 0; i < 250; ++i, stream_id += 2) {
dep_stream = open_stream_with_dep(session, stream_id, dep_stream);
}
stream_id = 1;
for (i = 0; i < 250; ++i, stream_id += 2) {
stream = nghttp2_session_get_stream(session, stream_id);
CU_ASSERT(nghttp2_stream_dep_find_ancestor(stream, &session->root));
CU_ASSERT(nghttp2_stream_in_dep_tree(stream));
}
nghttp2_session_del(session);
}
void test_nghttp2_session_graceful_shutdown(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.on_stream_close_callback = on_stream_close_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
open_stream(session, 301);
open_stream(session, 302);
open_stream(session, 309);
open_stream(session, 311);
open_stream(session, 319);
CU_ASSERT(0 == nghttp2_submit_shutdown_notice(session));
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT((1u << 31) - 1 == session->local_last_stream_id);
CU_ASSERT(0 == nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE, 311,
NGHTTP2_NO_ERROR, NULL, 0));
ud.frame_send_cb_called = 0;
ud.stream_close_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(311 == session->local_last_stream_id);
CU_ASSERT(1 == ud.stream_close_cb_called);
CU_ASSERT(0 ==
nghttp2_session_terminate_session2(session, 301, NGHTTP2_NO_ERROR));
ud.frame_send_cb_called = 0;
ud.stream_close_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_send_cb_called);
CU_ASSERT(301 == session->local_last_stream_id);
CU_ASSERT(2 == ud.stream_close_cb_called);
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 301));
CU_ASSERT(NULL != nghttp2_session_get_stream(session, 302));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 309));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 311));
CU_ASSERT(NULL == nghttp2_session_get_stream(session, 319));
nghttp2_session_del(session);
}
void test_nghttp2_session_on_header_temporal_failure(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_bufs bufs;
nghttp2_buf *buf;
nghttp2_hd_deflater deflater;
nghttp2_nv nv[] = {MAKE_NV("alpha", "bravo"), MAKE_NV("charlie", "delta")};
nghttp2_nv *nva;
size_t hdpos;
ssize_t rv;
nghttp2_frame frame;
nghttp2_frame_hd hd;
nghttp2_outbound_item *item;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(callbacks));
callbacks.on_header_callback = temporal_failure_on_header_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
frame_pack_bufs_init(&bufs);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_nv_array_copy(&nva, reqnv, ARRLEN(reqnv), mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_STREAM, 1,
NGHTTP2_HCAT_REQUEST, NULL, nva, ARRLEN(reqnv));
nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
nghttp2_frame_headers_free(&frame.headers, mem);
/* We are going to create CONTINUATION. First serialize header
block, and then frame header. */
hdpos = nghttp2_bufs_len(&bufs);
buf = &bufs.head->buf;
buf->last += NGHTTP2_FRAME_HDLEN;
nghttp2_hd_deflate_hd_bufs(&deflater, &bufs, &nv[1], 1);
nghttp2_frame_hd_init(&hd,
nghttp2_bufs_len(&bufs) - hdpos - NGHTTP2_FRAME_HDLEN,
NGHTTP2_CONTINUATION, NGHTTP2_FLAG_END_HEADERS, 1);
nghttp2_frame_pack_frame_hd(&buf->pos[hdpos], &hd);
ud.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_bufs_len(&bufs));
CU_ASSERT((ssize_t)nghttp2_bufs_len(&bufs) == rv);
CU_ASSERT(1 == ud.header_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(1 == item->frame.hd.stream_id);
/* Make sure no header decompression error occurred */
CU_ASSERT(NGHTTP2_GOAWAY_NONE == session->goaway_flags);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_reset(&bufs);
/* Check for PUSH_PROMISE */
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 2,
reqnv, ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
ud.header_cb_called = 0;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_bufs_len(&bufs));
CU_ASSERT((ssize_t)nghttp2_bufs_len(&bufs) == rv);
CU_ASSERT(1 == ud.header_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(2 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_INTERNAL_ERROR == item->frame.rst_stream.error_code);
nghttp2_session_del(session);
nghttp2_hd_deflate_free(&deflater);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_recv_client_magic(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
ssize_t rv;
nghttp2_frame ping_frame;
uint8_t buf[16];
/* enable global nghttp2_enable_strict_preface here */
nghttp2_enable_strict_preface = 1;
memset(&callbacks, 0, sizeof(callbacks));
/* Check success case */
nghttp2_session_server_new(&session, &callbacks, NULL);
rv = nghttp2_session_mem_recv(session, (const uint8_t *)NGHTTP2_CLIENT_MAGIC,
NGHTTP2_CLIENT_MAGIC_LEN);
CU_ASSERT(rv == NGHTTP2_CLIENT_MAGIC_LEN);
CU_ASSERT(NGHTTP2_IB_READ_FIRST_SETTINGS == session->iframe.state);
/* Receiving PING is error because we want SETTINGS. */
nghttp2_frame_ping_init(&ping_frame.ping, NGHTTP2_FLAG_NONE, NULL);
nghttp2_frame_pack_frame_hd(buf, &ping_frame.ping.hd);
rv = nghttp2_session_mem_recv(session, buf, NGHTTP2_FRAME_HDLEN);
CU_ASSERT(NGHTTP2_FRAME_HDLEN == rv);
CU_ASSERT(NGHTTP2_IB_IGN_ALL == session->iframe.state);
CU_ASSERT(0 == session->iframe.payloadleft);
nghttp2_frame_ping_free(&ping_frame.ping);
nghttp2_session_del(session);
/* Check bad case */
nghttp2_session_server_new(&session, &callbacks, NULL);
/* Feed magic with one byte less */
rv = nghttp2_session_mem_recv(session, (const uint8_t *)NGHTTP2_CLIENT_MAGIC,
NGHTTP2_CLIENT_MAGIC_LEN - 1);
CU_ASSERT(rv == NGHTTP2_CLIENT_MAGIC_LEN - 1);
CU_ASSERT(NGHTTP2_IB_READ_CLIENT_MAGIC == session->iframe.state);
CU_ASSERT(1 == session->iframe.payloadleft);
rv = nghttp2_session_mem_recv(session, (const uint8_t *)"\0", 1);
CU_ASSERT(NGHTTP2_ERR_BAD_CLIENT_MAGIC == rv);
nghttp2_session_del(session);
/* disable global nghttp2_enable_strict_preface here */
nghttp2_enable_strict_preface = 0;
}
void test_nghttp2_session_delete_data_item(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *a;
nghttp2_data_provider prd;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
a = open_stream(session, 1);
open_stream_with_dep(session, 3, a);
/* We don't care about these members, since we won't send data */
prd.source.ptr = NULL;
prd.read_callback = fail_data_source_read_callback;
/* This data item will be marked as TOP */
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, 1, &prd));
/* This data item will be marked as REST */
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, 3, &prd));
nghttp2_session_del(session);
}
void test_nghttp2_session_open_idle_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_stream *opened_stream;
nghttp2_priority_spec pri_spec;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_priority_spec_init(&pri_spec, 0, 3, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
stream = nghttp2_session_get_stream_raw(session, 1);
CU_ASSERT(NGHTTP2_STREAM_IDLE == stream->state);
CU_ASSERT(NULL == stream->closed_prev);
CU_ASSERT(NULL == stream->closed_next);
CU_ASSERT(1 == session->num_idle_streams);
CU_ASSERT(session->idle_stream_head == stream);
CU_ASSERT(session->idle_stream_tail == stream);
opened_stream = nghttp2_session_open_stream(
session, 1, NGHTTP2_STREAM_FLAG_NONE, &pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
CU_ASSERT(stream == opened_stream);
CU_ASSERT(NGHTTP2_STREAM_OPENING == stream->state);
CU_ASSERT(0 == session->num_idle_streams);
CU_ASSERT(NULL == session->idle_stream_head);
CU_ASSERT(NULL == session->idle_stream_tail);
nghttp2_frame_priority_free(&frame.priority);
nghttp2_session_del(session);
}
void test_nghttp2_session_cancel_reserved_remote(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
nghttp2_frame frame;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
stream = nghttp2_session_open_stream(session, 2, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_RESERVED, NULL);
session->last_recv_stream_id = 2;
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 2, NGHTTP2_CANCEL);
CU_ASSERT(NGHTTP2_STREAM_CLOSING == stream->state);
CU_ASSERT(0 == nghttp2_session_send(session));
nvlen = ARRLEN(resnv);
nghttp2_nv_array_copy(&nva, resnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_PUSH_RESPONSE, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
/* stream is not dangling, so assign NULL */
stream = NULL;
/* No RST_STREAM or GOAWAY is generated since stream should be in
NGHTTP2_STREAM_CLOSING and push response should be ignored. */
CU_ASSERT(0 == nghttp2_outbound_queue_size(&session->ob_reg));
/* Check that we can receive push response HEADERS while RST_STREAM
is just queued. */
nghttp2_session_open_stream(session, 4, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_RESERVED, NULL);
session->last_recv_stream_id = 4;
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 2, NGHTTP2_CANCEL);
nghttp2_bufs_reset(&bufs);
frame.hd.stream_id = 4;
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(1 == nghttp2_outbound_queue_size(&session->ob_reg));
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_reset_pending_headers(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream;
int32_t stream_id;
my_user_data ud;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
callbacks.on_frame_not_send_callback = on_frame_not_send_callback;
callbacks.on_stream_close_callback = on_stream_close_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
stream_id = nghttp2_submit_request(session, NULL, NULL, 0, NULL, NULL);
CU_ASSERT(stream_id >= 1);
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, stream_id,
NGHTTP2_CANCEL);
session->remote_settings.max_concurrent_streams = 0;
/* RST_STREAM cancels pending HEADERS and is not actually sent. */
ud.frame_send_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == ud.frame_send_cb_called);
stream = nghttp2_session_get_stream(session, stream_id);
CU_ASSERT(NULL == stream);
/* See HEADERS is not sent. on_stream_close is called just like
transmission failure. */
session->remote_settings.max_concurrent_streams = 1;
ud.frame_not_send_cb_called = 0;
ud.stream_close_error_code = 0;
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == ud.frame_not_send_cb_called);
CU_ASSERT(NGHTTP2_HEADERS == ud.not_sent_frame_type);
CU_ASSERT(NGHTTP2_CANCEL == ud.stream_close_error_code);
stream = nghttp2_session_get_stream(session, stream_id);
CU_ASSERT(NULL == stream);
nghttp2_session_del(session);
}
void test_nghttp2_session_send_data_callback(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider data_prd;
my_user_data ud;
accumulator acc;
nghttp2_frame_hd hd;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = accumulator_send_callback;
callbacks.send_data_callback = send_data_callback;
data_prd.read_callback = no_copy_data_source_read_callback;
acc.length = 0;
ud.acc = &acc;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 1, &data_prd);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT((NGHTTP2_FRAME_HDLEN + NGHTTP2_DATA_PAYLOADLEN) * 2 == acc.length);
nghttp2_frame_unpack_frame_hd(&hd, acc.buf);
CU_ASSERT(16384 == hd.length);
CU_ASSERT(NGHTTP2_DATA == hd.type);
CU_ASSERT(NGHTTP2_FLAG_NONE == hd.flags);
nghttp2_frame_unpack_frame_hd(&hd, acc.buf + NGHTTP2_FRAME_HDLEN + hd.length);
CU_ASSERT(16384 == hd.length);
CU_ASSERT(NGHTTP2_DATA == hd.type);
CU_ASSERT(NGHTTP2_FLAG_END_STREAM == hd.flags);
nghttp2_session_del(session);
}
void test_nghttp2_session_on_begin_headers_temporal_failure(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_bufs bufs;
nghttp2_mem *mem;
ssize_t rv;
nghttp2_hd_deflater deflater;
nghttp2_outbound_item *item;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
nghttp2_hd_deflate_init(&deflater, mem);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.on_begin_headers_callback =
temporal_failure_on_begin_headers_callback;
callbacks.on_header_callback = on_header_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
ud.header_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_bufs_len(&bufs));
CU_ASSERT((ssize_t)nghttp2_bufs_len(&bufs) == rv);
CU_ASSERT(0 == ud.header_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(1 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_INTERNAL_ERROR == item->frame.rst_stream.error_code);
nghttp2_session_del(session);
nghttp2_hd_deflate_free(&deflater);
nghttp2_bufs_reset(&bufs);
/* check for PUSH_PROMISE */
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 2,
reqnv, ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
ud.header_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_bufs_len(&bufs));
CU_ASSERT((ssize_t)nghttp2_bufs_len(&bufs) == rv);
CU_ASSERT(0 == ud.header_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(2 == item->frame.hd.stream_id);
CU_ASSERT(NGHTTP2_INTERNAL_ERROR == item->frame.rst_stream.error_code);
nghttp2_session_del(session);
nghttp2_hd_deflate_free(&deflater);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_defer_then_close(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_data_provider prd;
int rv;
const uint8_t *datap;
ssize_t datalen;
nghttp2_frame frame;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
prd.read_callback = defer_data_source_read_callback;
rv = nghttp2_submit_request(session, NULL, reqnv, ARRLEN(reqnv), &prd, NULL);
CU_ASSERT(rv > 0);
/* This sends HEADERS */
datalen = nghttp2_session_mem_send(session, &datap);
CU_ASSERT(datalen > 0);
/* This makes DATA item deferred */
datalen = nghttp2_session_mem_send(session, &datap);
CU_ASSERT(datalen == 0);
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_CANCEL);
/* Assertion failure; GH-264 */
rv = nghttp2_session_on_rst_stream_received(session, &frame);
CU_ASSERT(rv == 0);
nghttp2_session_del(session);
}
static int submit_response_on_stream_close(nghttp2_session *session,
int32_t stream_id,
uint32_t error_code _U_,
void *user_data _U_) {
nghttp2_data_provider data_prd;
data_prd.read_callback = temporal_failure_data_source_read_callback;
// Attempt to submit response or data to the stream being closed
switch (stream_id) {
case 1:
CU_ASSERT(0 == nghttp2_submit_response(session, stream_id, resnv,
ARRLEN(resnv), &data_prd));
break;
case 3:
CU_ASSERT(0 == nghttp2_submit_data(session, NGHTTP2_FLAG_NONE, stream_id,
&data_prd));
break;
}
return 0;
}
void test_nghttp2_session_detach_item_from_closed_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_stream_close_callback = submit_response_on_stream_close;
nghttp2_session_server_new(&session, &callbacks, NULL);
open_stream(session, 1);
open_stream(session, 3);
nghttp2_session_close_stream(session, 1, NGHTTP2_NO_ERROR);
nghttp2_session_close_stream(session, 3, NGHTTP2_NO_ERROR);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_flooding(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_bufs bufs;
nghttp2_buf *buf;
nghttp2_frame frame;
nghttp2_mem *mem;
size_t i;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(callbacks));
/* PING ACK */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
nghttp2_frame_pack_ping(&bufs, &frame.ping);
nghttp2_frame_ping_free(&frame.ping);
buf = &bufs.head->buf;
for (i = 0; i < NGHTTP2_MAX_OBQ_FLOOD_ITEM; ++i) {
CU_ASSERT(
(ssize_t)nghttp2_buf_len(buf) ==
nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf)));
}
CU_ASSERT(NGHTTP2_ERR_FLOODED ==
nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf)));
nghttp2_session_del(session);
/* SETTINGS ACK */
nghttp2_bufs_reset(&bufs);
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, NULL, 0);
nghttp2_frame_pack_settings(&bufs, &frame.settings);
nghttp2_frame_settings_free(&frame.settings, mem);
buf = &bufs.head->buf;
for (i = 0; i < NGHTTP2_MAX_OBQ_FLOOD_ITEM; ++i) {
CU_ASSERT(
(ssize_t)nghttp2_buf_len(buf) ==
nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf)));
}
CU_ASSERT(NGHTTP2_ERR_FLOODED ==
nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf)));
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_session_change_stream_priority(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream1, *stream2, *stream3, *stream5;
nghttp2_priority_spec pri_spec;
int rv;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
stream1 = open_stream(session, 1);
stream3 = open_stream_with_dep_weight(session, 3, 199, stream1);
stream2 = open_stream_with_dep_weight(session, 2, 101, stream3);
nghttp2_priority_spec_init(&pri_spec, 1, 256, 0);
rv = nghttp2_session_change_stream_priority(session, 2, &pri_spec);
CU_ASSERT(0 == rv);
CU_ASSERT(stream1 == stream2->dep_prev);
CU_ASSERT(256 == stream2->weight);
/* Cannot change stream which does not exist */
rv = nghttp2_session_change_stream_priority(session, 5, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* It is an error to depend on itself */
rv = nghttp2_session_change_stream_priority(session, 1, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* It is an error to change priority of root stream (0) */
rv = nghttp2_session_change_stream_priority(session, 0, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* Depends on the non-existing idle stream. This creates that idle
stream. */
nghttp2_priority_spec_init(&pri_spec, 5, 9, 1);
rv = nghttp2_session_change_stream_priority(session, 2, &pri_spec);
CU_ASSERT(0 == rv);
stream5 = nghttp2_session_get_stream_raw(session, 5);
CU_ASSERT(NULL != stream5);
CU_ASSERT(&session->root == stream5->dep_prev);
CU_ASSERT(stream5 == stream2->dep_prev);
CU_ASSERT(9 == stream2->weight);
nghttp2_session_del(session);
/* Check that this works in client session too */
nghttp2_session_client_new(&session, &callbacks, NULL);
stream1 = open_stream(session, 1);
nghttp2_priority_spec_init(&pri_spec, 5, 9, 1);
rv = nghttp2_session_change_stream_priority(session, 1, &pri_spec);
CU_ASSERT(0 == rv);
stream5 = nghttp2_session_get_stream_raw(session, 5);
CU_ASSERT(NULL != stream5);
CU_ASSERT(&session->root == stream5->dep_prev);
CU_ASSERT(stream5 == stream1->dep_prev);
CU_ASSERT(9 == stream1->weight);
nghttp2_session_del(session);
}
void test_nghttp2_session_create_idle_stream(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_stream *stream2, *stream4, *stream8, *stream10;
nghttp2_priority_spec pri_spec;
int rv;
int i;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
stream2 = open_stream(session, 2);
nghttp2_priority_spec_init(&pri_spec, 2, 111, 1);
rv = nghttp2_session_create_idle_stream(session, 4, &pri_spec);
CU_ASSERT(0 == rv);
stream4 = nghttp2_session_get_stream_raw(session, 4);
CU_ASSERT(4 == stream4->stream_id);
CU_ASSERT(111 == stream4->weight);
CU_ASSERT(stream2 == stream4->dep_prev);
CU_ASSERT(stream4 == stream2->dep_next);
/* If pri_spec->stream_id does not exist, and it is idle stream, it
is created too */
nghttp2_priority_spec_init(&pri_spec, 8, 109, 0);
rv = nghttp2_session_create_idle_stream(session, 8, &pri_spec);
CU_ASSERT(0 == rv);
stream8 = nghttp2_session_get_stream_raw(session, 8);
stream10 = nghttp2_session_get_stream_raw(session, 10);
CU_ASSERT(8 == stream8->stream_id);
CU_ASSERT(109 == stream8->weight);
CU_ASSERT(10 == stream10->stream_id);
CU_ASSERT(16 == stream10->weight);
CU_ASSERT(stream10 == stream8->dep_prev);
CU_ASSERT(&session->root == stream10->dep_prev);
/* It is an error to attempt to create already existing idle
stream */
rv = nghttp2_session_create_idle_stream(session, 4, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* It is an error to depend on itself */
pri_spec.stream_id = 6;
rv = nghttp2_session_create_idle_stream(session, 6, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* It is an error to create root stream (0) as idle stream */
rv = nghttp2_session_create_idle_stream(session, 0, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
/* It is an error to create non-idle stream */
session->next_stream_id = 20;
pri_spec.stream_id = 2;
rv = nghttp2_session_create_idle_stream(session, 18, &pri_spec);
CU_ASSERT(NGHTTP2_ERR_INVALID_ARGUMENT == rv);
nghttp2_session_del(session);
/* Check that this works in client session too */
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_priority_spec_init(&pri_spec, 4, 99, 1);
rv = nghttp2_session_create_idle_stream(session, 2, &pri_spec);
CU_ASSERT(0 == rv);
stream4 = nghttp2_session_get_stream_raw(session, 4);
stream2 = nghttp2_session_get_stream_raw(session, 2);
CU_ASSERT(NULL != stream4);
CU_ASSERT(NULL != stream2);
CU_ASSERT(&session->root == stream4->dep_prev);
CU_ASSERT(NGHTTP2_DEFAULT_WEIGHT == stream4->weight);
CU_ASSERT(stream4 == stream2->dep_prev);
CU_ASSERT(99 == stream2->weight);
nghttp2_session_del(session);
/* Check that idle stream is reduced when nghttp2_session_send() is
called. */
nghttp2_session_server_new(&session, &callbacks, NULL);
session->local_settings.max_concurrent_streams = 30;
nghttp2_priority_spec_init(&pri_spec, 0, 16, 0);
for (i = 0; i < 100; ++i) {
rv = nghttp2_session_create_idle_stream(session, i * 2 + 1, &pri_spec);
CU_ASSERT(0 == rv);
nghttp2_priority_spec_init(&pri_spec, i * 2 + 1, 16, 0);
}
CU_ASSERT(100 == session->num_idle_streams);
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(30 == session->num_idle_streams);
CU_ASSERT(141 == session->idle_stream_head->stream_id);
nghttp2_session_del(session);
/* Check that idle stream is reduced when nghttp2_session_mem_recv() is
called. */
nghttp2_session_client_new(&session, &callbacks, NULL);
session->local_settings.max_concurrent_streams = 30;
nghttp2_priority_spec_init(&pri_spec, 0, 16, 0);
for (i = 0; i < 100; ++i) {
rv = nghttp2_session_create_idle_stream(session, i * 2 + 1, &pri_spec);
CU_ASSERT(0 == rv);
nghttp2_priority_spec_init(&pri_spec, i * 2 + 1, 16, 0);
}
CU_ASSERT(100 == session->num_idle_streams);
CU_ASSERT(0 == nghttp2_session_mem_recv(session, NULL, 0));
CU_ASSERT(30 == session->num_idle_streams);
CU_ASSERT(141 == session->idle_stream_head->stream_id);
nghttp2_session_del(session);
}
void test_nghttp2_session_repeated_priority_change(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_frame frame;
nghttp2_priority_spec pri_spec;
int32_t stream_id, last_stream_id;
int32_t max_streams = 20;
memset(&callbacks, 0, sizeof(callbacks));
nghttp2_session_server_new(&session, &callbacks, NULL);
session->local_settings.max_concurrent_streams = (uint32_t)max_streams;
/* 1 -> 0 */
nghttp2_priority_spec_init(&pri_spec, 0, 16, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
nghttp2_frame_priority_free(&frame.priority);
last_stream_id = max_streams * 2 + 1;
for (stream_id = 3; stream_id < last_stream_id; stream_id += 2) {
/* 1 -> stream_id */
nghttp2_priority_spec_init(&pri_spec, stream_id, 16, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
nghttp2_frame_priority_free(&frame.priority);
}
CU_ASSERT(20 == session->num_idle_streams);
CU_ASSERT(1 == session->idle_stream_head->stream_id);
/* 1 -> last_stream_id */
nghttp2_priority_spec_init(&pri_spec, last_stream_id, 16, 0);
nghttp2_frame_priority_init(&frame.priority, 1, &pri_spec);
CU_ASSERT(0 == nghttp2_session_on_priority_received(session, &frame));
nghttp2_frame_priority_free(&frame.priority);
CU_ASSERT(20 == session->num_idle_streams);
CU_ASSERT(3 == session->idle_stream_head->stream_id);
nghttp2_session_del(session);
}
void test_nghttp2_session_repeated_priority_submission(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_priority_spec pri_spec;
int32_t stream_id, last_stream_id;
uint32_t max_streams = NGHTTP2_MIN_IDLE_STREAMS;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
session->local_settings.max_concurrent_streams = max_streams;
/* 1 -> 0 */
nghttp2_priority_spec_init(&pri_spec, 0, 16, 0);
CU_ASSERT(0 ==
nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, &pri_spec));
last_stream_id = (int32_t)(max_streams * 2 + 1);
for (stream_id = 3; stream_id < last_stream_id; stream_id += 2) {
/* 1 -> stream_id */
nghttp2_priority_spec_init(&pri_spec, stream_id, 16, 0);
CU_ASSERT(
0 == nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, &pri_spec));
}
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(max_streams == session->num_idle_streams);
CU_ASSERT(1 == session->idle_stream_head->stream_id);
/* 1 -> last_stream_id */
nghttp2_priority_spec_init(&pri_spec, last_stream_id, 16, 0);
CU_ASSERT(0 ==
nghttp2_submit_priority(session, NGHTTP2_FLAG_NONE, 1, &pri_spec));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(max_streams == session->num_idle_streams);
CU_ASSERT(3 == session->idle_stream_head->stream_id);
nghttp2_session_del(session);
}
static void check_nghttp2_http_recv_headers_fail(
nghttp2_session *session, nghttp2_hd_deflater *deflater, int32_t stream_id,
int stream_state, const nghttp2_nv *nva, size_t nvlen) {
nghttp2_mem *mem;
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_bufs bufs;
my_user_data *ud;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
ud = session->user_data;
if (stream_state != -1) {
nghttp2_session_open_stream(session, stream_id, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
(nghttp2_stream_state)stream_state, NULL);
}
rv = pack_headers(&bufs, deflater, stream_id, NGHTTP2_FLAG_END_HEADERS, nva,
nvlen, mem);
CU_ASSERT(0 == rv);
ud->invalid_frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(1 == ud->invalid_frame_recv_cb_called);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_free(&bufs);
}
static void check_nghttp2_http_recv_headers_ok(
nghttp2_session *session, nghttp2_hd_deflater *deflater, int32_t stream_id,
int stream_state, const nghttp2_nv *nva, size_t nvlen) {
nghttp2_mem *mem;
ssize_t rv;
nghttp2_bufs bufs;
my_user_data *ud;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
ud = session->user_data;
if (stream_state != -1) {
nghttp2_session_open_stream(session, stream_id, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
(nghttp2_stream_state)stream_state, NULL);
}
rv = pack_headers(&bufs, deflater, stream_id, NGHTTP2_FLAG_END_HEADERS, nva,
nvlen, mem);
CU_ASSERT(0 == rv);
ud->frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(1 == ud->frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_mandatory_headers(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
my_user_data ud;
/* test case for response */
const nghttp2_nv nostatus_resnv[] = {MAKE_NV("server", "foo")};
const nghttp2_nv dupstatus_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV(":status", "200")};
const nghttp2_nv badpseudo_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV(":scheme", "https")};
const nghttp2_nv latepseudo_resnv[] = {MAKE_NV("server", "foo"),
MAKE_NV(":status", "200")};
const nghttp2_nv badstatus_resnv[] = {MAKE_NV(":status", "2000")};
const nghttp2_nv badcl_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("content-length", "-1")};
const nghttp2_nv dupcl_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("content-length", "0"),
MAKE_NV("content-length", "0")};
const nghttp2_nv badhd_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("connection", "close")};
/* test case for request */
const nghttp2_nv nopath_reqnv[] = {MAKE_NV(":scheme", "https"),
MAKE_NV(":method", "GET"),
MAKE_NV(":authority", "localhost")};
const nghttp2_nv earlyconnect_reqnv[] = {
MAKE_NV(":method", "CONNECT"), MAKE_NV(":scheme", "https"),
MAKE_NV(":path", "/"), MAKE_NV(":authority", "localhost")};
const nghttp2_nv lateconnect_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":path", "/"),
MAKE_NV(":method", "CONNECT"), MAKE_NV(":authority", "localhost")};
const nghttp2_nv duppath_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "GET"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":path", "/"),
MAKE_NV(":path", "/")};
const nghttp2_nv badcl_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "POST"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":path", "/"),
MAKE_NV("content-length", "-1")};
const nghttp2_nv dupcl_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "POST"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":path", "/"),
MAKE_NV("content-length", "0"), MAKE_NV("content-length", "0")};
const nghttp2_nv badhd_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "GET"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":path", "/"),
MAKE_NV("connection", "close")};
const nghttp2_nv badauthority_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "GET"),
MAKE_NV(":authority", "\x0d\x0alocalhost"), MAKE_NV(":path", "/")};
const nghttp2_nv badhdbtw_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":method", "GET"),
MAKE_NV("foo", "\x0d\x0a"), MAKE_NV(":authority", "localhost"),
MAKE_NV(":path", "/")};
const nghttp2_nv asteriskget1_reqnv[] = {
MAKE_NV(":path", "*"), MAKE_NV(":scheme", "https"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":method", "GET")};
const nghttp2_nv asteriskget2_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":authority", "localhost"),
MAKE_NV(":method", "GET"), MAKE_NV(":path", "*")};
const nghttp2_nv asteriskoptions1_reqnv[] = {
MAKE_NV(":path", "*"), MAKE_NV(":scheme", "https"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":method", "OPTIONS")};
const nghttp2_nv asteriskoptions2_reqnv[] = {
MAKE_NV(":scheme", "https"), MAKE_NV(":authority", "localhost"),
MAKE_NV(":method", "OPTIONS"), MAKE_NV(":path", "*")};
mem = nghttp2_mem_default();
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
/* response header lacks :status */
check_nghttp2_http_recv_headers_fail(session, &deflater, 1,
NGHTTP2_STREAM_OPENING, nostatus_resnv,
ARRLEN(nostatus_resnv));
/* response header has 2 :status */
check_nghttp2_http_recv_headers_fail(session, &deflater, 3,
NGHTTP2_STREAM_OPENING, dupstatus_resnv,
ARRLEN(dupstatus_resnv));
/* response header has bad pseudo header :scheme */
check_nghttp2_http_recv_headers_fail(session, &deflater, 5,
NGHTTP2_STREAM_OPENING, badpseudo_resnv,
ARRLEN(badpseudo_resnv));
/* response header has :status after regular header field */
check_nghttp2_http_recv_headers_fail(session, &deflater, 7,
NGHTTP2_STREAM_OPENING, latepseudo_resnv,
ARRLEN(latepseudo_resnv));
/* response header has bad status code */
check_nghttp2_http_recv_headers_fail(session, &deflater, 9,
NGHTTP2_STREAM_OPENING, badstatus_resnv,
ARRLEN(badstatus_resnv));
/* response header has bad content-length */
check_nghttp2_http_recv_headers_fail(session, &deflater, 11,
NGHTTP2_STREAM_OPENING, badcl_resnv,
ARRLEN(badcl_resnv));
/* response header has multiple content-length */
check_nghttp2_http_recv_headers_fail(session, &deflater, 13,
NGHTTP2_STREAM_OPENING, dupcl_resnv,
ARRLEN(dupcl_resnv));
/* response header has disallowed header field */
check_nghttp2_http_recv_headers_fail(session, &deflater, 15,
NGHTTP2_STREAM_OPENING, badhd_resnv,
ARRLEN(badhd_resnv));
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* check server side */
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
/* request header has no :path */
check_nghttp2_http_recv_headers_fail(session, &deflater, 1, -1, nopath_reqnv,
ARRLEN(nopath_reqnv));
/* request header has CONNECT method, but followed by :path */
check_nghttp2_http_recv_headers_fail(session, &deflater, 3, -1,
earlyconnect_reqnv,
ARRLEN(earlyconnect_reqnv));
/* request header has CONNECT method following :path */
check_nghttp2_http_recv_headers_fail(
session, &deflater, 5, -1, lateconnect_reqnv, ARRLEN(lateconnect_reqnv));
/* request header has multiple :path */
check_nghttp2_http_recv_headers_fail(session, &deflater, 7, -1, duppath_reqnv,
ARRLEN(duppath_reqnv));
/* request header has bad content-length */
check_nghttp2_http_recv_headers_fail(session, &deflater, 9, -1, badcl_reqnv,
ARRLEN(badcl_reqnv));
/* request header has multiple content-length */
check_nghttp2_http_recv_headers_fail(session, &deflater, 11, -1, dupcl_reqnv,
ARRLEN(dupcl_reqnv));
/* request header has disallowed header field */
check_nghttp2_http_recv_headers_fail(session, &deflater, 13, -1, badhd_reqnv,
ARRLEN(badhd_reqnv));
/* request header has :authority header field containing illegal
characters */
check_nghttp2_http_recv_headers_fail(session, &deflater, 15, -1,
badauthority_reqnv,
ARRLEN(badauthority_reqnv));
/* request header has regular header field containing illegal
character before all mandatory header fields are seen. */
check_nghttp2_http_recv_headers_fail(session, &deflater, 17, -1,
badhdbtw_reqnv, ARRLEN(badhdbtw_reqnv));
/* request header has "*" in :path header field while method is GET.
:path is received before :method */
check_nghttp2_http_recv_headers_fail(session, &deflater, 19, -1,
asteriskget1_reqnv,
ARRLEN(asteriskget1_reqnv));
/* request header has "*" in :path header field while method is GET.
:method is received before :path */
check_nghttp2_http_recv_headers_fail(session, &deflater, 21, -1,
asteriskget2_reqnv,
ARRLEN(asteriskget2_reqnv));
/* OPTIONS method can include "*" in :path header field. :path is
received before :method. */
check_nghttp2_http_recv_headers_ok(session, &deflater, 23, -1,
asteriskoptions1_reqnv,
ARRLEN(asteriskoptions1_reqnv));
/* OPTIONS method can include "*" in :path header field. :method is
received before :path. */
check_nghttp2_http_recv_headers_ok(session, &deflater, 25, -1,
asteriskoptions2_reqnv,
ARRLEN(asteriskoptions2_reqnv));
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_http_content_length(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
nghttp2_stream *stream;
const nghttp2_nv cl_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("te", "trailers"),
MAKE_NV("content-length", "9000000000")};
const nghttp2_nv cl_reqnv[] = {
MAKE_NV(":path", "/"), MAKE_NV(":method", "PUT"),
MAKE_NV(":scheme", "https"), MAKE_NV("te", "trailers"),
MAKE_NV("host", "localhost"), MAKE_NV("content-length", "9000000000")};
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
stream = nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, cl_resnv,
ARRLEN(cl_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(9000000000LL == stream->content_length);
CU_ASSERT(200 == stream->status_code);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_reset(&bufs);
/* check server side */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, cl_reqnv,
ARRLEN(cl_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(9000000000LL == stream->content_length);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_content_length_mismatch(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
const nghttp2_nv cl_reqnv[] = {
MAKE_NV(":path", "/"), MAKE_NV(":method", "PUT"),
MAKE_NV(":authority", "localhost"), MAKE_NV(":scheme", "https"),
MAKE_NV("content-length", "20")};
nghttp2_outbound_item *item;
nghttp2_frame_hd hd;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
/* header says content-length: 20, but HEADERS has END_STREAM flag set */
rv = pack_headers(&bufs, &deflater, 1,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
cl_reqnv, ARRLEN(cl_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* header says content-length: 20, but DATA has 0 byte */
rv = pack_headers(&bufs, &deflater, 3, NGHTTP2_FLAG_END_HEADERS, cl_reqnv,
ARRLEN(cl_reqnv), mem);
CU_ASSERT(0 == rv);
nghttp2_frame_hd_init(&hd, 0, NGHTTP2_DATA, NGHTTP2_FLAG_END_STREAM, 3);
nghttp2_frame_pack_frame_hd(bufs.head->buf.last, &hd);
bufs.head->buf.last += NGHTTP2_FRAME_HDLEN;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* header says content-length: 20, but DATA has 21 bytes */
rv = pack_headers(&bufs, &deflater, 5, NGHTTP2_FLAG_END_HEADERS, cl_reqnv,
ARRLEN(cl_reqnv), mem);
CU_ASSERT(0 == rv);
nghttp2_frame_hd_init(&hd, 21, NGHTTP2_DATA, NGHTTP2_FLAG_END_STREAM, 5);
nghttp2_frame_pack_frame_hd(bufs.head->buf.last, &hd);
bufs.head->buf.last += NGHTTP2_FRAME_HDLEN + 21;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_non_final_response(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
const nghttp2_nv nonfinal_resnv[] = {
MAKE_NV(":status", "100"),
};
nghttp2_outbound_item *item;
nghttp2_frame_hd hd;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
/* non-final HEADERS with END_STREAM is illegal */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 1,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
nonfinal_resnv, ARRLEN(nonfinal_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* non-final HEADERS followed by non-empty DATA is illegal */
nghttp2_session_open_stream(session, 3, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 3, NGHTTP2_FLAG_END_HEADERS,
nonfinal_resnv, ARRLEN(nonfinal_resnv), mem);
CU_ASSERT(0 == rv);
nghttp2_frame_hd_init(&hd, 10, NGHTTP2_DATA, NGHTTP2_FLAG_END_STREAM, 3);
nghttp2_frame_pack_frame_hd(bufs.head->buf.last, &hd);
bufs.head->buf.last += NGHTTP2_FRAME_HDLEN + 10;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* non-final HEADERS followed by empty DATA (without END_STREAM) is
ok */
nghttp2_session_open_stream(session, 5, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 5, NGHTTP2_FLAG_END_HEADERS,
nonfinal_resnv, ARRLEN(nonfinal_resnv), mem);
CU_ASSERT(0 == rv);
nghttp2_frame_hd_init(&hd, 0, NGHTTP2_DATA, NGHTTP2_FLAG_NONE, 5);
nghttp2_frame_pack_frame_hd(bufs.head->buf.last, &hd);
bufs.head->buf.last += NGHTTP2_FRAME_HDLEN;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_bufs_reset(&bufs);
/* non-final HEADERS followed by empty DATA (with END_STREAM) is
illegal */
nghttp2_session_open_stream(session, 7, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 7, NGHTTP2_FLAG_END_HEADERS,
nonfinal_resnv, ARRLEN(nonfinal_resnv), mem);
CU_ASSERT(0 == rv);
nghttp2_frame_hd_init(&hd, 0, NGHTTP2_DATA, NGHTTP2_FLAG_END_STREAM, 7);
nghttp2_frame_pack_frame_hd(bufs.head->buf.last, &hd);
bufs.head->buf.last += NGHTTP2_FRAME_HDLEN;
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* non-final HEADERS followed by final HEADERS is OK */
nghttp2_session_open_stream(session, 9, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 9, NGHTTP2_FLAG_END_HEADERS,
nonfinal_resnv, ARRLEN(nonfinal_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
nghttp2_bufs_reset(&bufs);
rv = pack_headers(&bufs, &deflater, 9, NGHTTP2_FLAG_END_HEADERS, resnv,
ARRLEN(resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_trailer_headers(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
const nghttp2_nv trailer_reqnv[] = {
MAKE_NV("foo", "bar"),
};
nghttp2_outbound_item *item;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
/* good trailer header */
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
nghttp2_bufs_reset(&bufs);
rv = pack_headers(&bufs, &deflater, 1,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
trailer_reqnv, ARRLEN(trailer_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_bufs_reset(&bufs);
/* trailer header without END_STREAM is illegal */
rv = pack_headers(&bufs, &deflater, 3, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
nghttp2_bufs_reset(&bufs);
rv = pack_headers(&bufs, &deflater, 3, NGHTTP2_FLAG_END_HEADERS,
trailer_reqnv, ARRLEN(trailer_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
/* trailer header including pseudo header field is illegal */
rv = pack_headers(&bufs, &deflater, 5, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
nghttp2_bufs_reset(&bufs);
rv = pack_headers(&bufs, &deflater, 5, NGHTTP2_FLAG_END_HEADERS, reqnv,
ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_ignore_regular_header(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
my_user_data ud;
const nghttp2_nv bad_reqnv[] = {
MAKE_NV(":authority", "localhost"), MAKE_NV(":scheme", "https"),
MAKE_NV(":path", "/"), MAKE_NV(":method", "GET"),
MAKE_NV("foo", "\x0zzz"), MAKE_NV("bar", "buzz"),
};
const nghttp2_nv bad_ansnv[] = {
MAKE_NV(":authority", "localhost"), MAKE_NV(":scheme", "https"),
MAKE_NV(":path", "/"), MAKE_NV(":method", "GET"), MAKE_NV("bar", "buzz")};
size_t proclen;
size_t i;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_header_callback = pause_on_header_callback;
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_hd_deflate_init(&deflater, mem);
rv = pack_headers(&bufs, &deflater, 1,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
bad_reqnv, ARRLEN(bad_reqnv), mem);
CU_ASSERT_FATAL(0 == rv);
proclen = 0;
for (i = 0; i < 4; ++i) {
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos + proclen,
nghttp2_buf_len(&bufs.head->buf) - proclen);
CU_ASSERT_FATAL(rv > 0);
proclen += (size_t)rv;
CU_ASSERT(nghttp2_nv_equal(&bad_ansnv[i], &ud.nv));
}
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos + proclen,
nghttp2_buf_len(&bufs.head->buf) - proclen);
CU_ASSERT_FATAL(rv > 0);
/* header field "foo" must be ignored because it has illegal value.
So we have "bar" header field for 5th header. */
CU_ASSERT(nghttp2_nv_equal(&bad_ansnv[4], &ud.nv));
proclen += (size_t)rv;
CU_ASSERT(nghttp2_buf_len(&bufs.head->buf) == proclen);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_ignore_content_length(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
const nghttp2_nv cl_resnv[] = {MAKE_NV(":status", "304"),
MAKE_NV("content-length", "20")};
const nghttp2_nv conn_reqnv[] = {MAKE_NV(":authority", "localhost"),
MAKE_NV(":method", "CONNECT"),
MAKE_NV("content-length", "999999")};
nghttp2_stream *stream;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
/* If status 304, content-length must be ignored */
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_headers(&bufs, &deflater, 1,
NGHTTP2_FLAG_END_HEADERS | NGHTTP2_FLAG_END_STREAM,
cl_resnv, ARRLEN(cl_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* If request method is CONNECT, content-length must be ignored */
nghttp2_session_server_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, conn_reqnv,
ARRLEN(conn_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(-1 == stream->content_length);
CU_ASSERT((stream->http_flags & NGHTTP2_HTTP_FLAG_METH_CONNECT) > 0);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_record_request_method(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv conn_reqnv[] = {MAKE_NV(":method", "CONNECT"),
MAKE_NV(":authority", "localhost")};
const nghttp2_nv conn_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("content-length", "9999")};
nghttp2_stream *stream;
ssize_t rv;
nghttp2_bufs bufs;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
CU_ASSERT(1 == nghttp2_submit_request(session, NULL, conn_reqnv,
ARRLEN(conn_reqnv), NULL, NULL));
CU_ASSERT(0 == nghttp2_session_send(session));
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(NGHTTP2_HTTP_FLAG_METH_CONNECT == stream->http_flags);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, conn_resnv,
ARRLEN(conn_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT((NGHTTP2_HTTP_FLAG_METH_CONNECT & stream->http_flags) > 0);
CU_ASSERT(-1 == stream->content_length);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_push_promise(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
nghttp2_bufs bufs;
ssize_t rv;
nghttp2_stream *stream;
const nghttp2_nv bad_reqnv[] = {MAKE_NV(":method", "GET")};
nghttp2_outbound_item *item;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
/* good PUSH_PROMISE case */
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, NULL);
rv = pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 2,
reqnv, ARRLEN(reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
stream = nghttp2_session_get_stream(session, 2);
CU_ASSERT(NULL != stream);
nghttp2_bufs_reset(&bufs);
rv = pack_headers(&bufs, &deflater, 2, NGHTTP2_FLAG_END_HEADERS, resnv,
ARRLEN(resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
CU_ASSERT(200 == stream->status_code);
nghttp2_bufs_reset(&bufs);
/* PUSH_PROMISE lacks mandatory header */
rv = pack_push_promise(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, 4,
bad_reqnv, ARRLEN(bad_reqnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_RST_STREAM == item->frame.hd.type);
CU_ASSERT(4 == item->frame.hd.stream_id);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
void test_nghttp2_http_head_method_upgrade_workaround(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
const nghttp2_nv cl_resnv[] = {MAKE_NV(":status", "200"),
MAKE_NV("content-length", "1000000007")};
nghttp2_bufs bufs;
nghttp2_hd_deflater deflater;
nghttp2_mem *mem;
ssize_t rv;
nghttp2_stream *stream;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
nghttp2_hd_deflate_init(&deflater, mem);
nghttp2_session_upgrade(session, NULL, 0, NULL);
rv = pack_headers(&bufs, &deflater, 1, NGHTTP2_FLAG_END_HEADERS, cl_resnv,
ARRLEN(cl_resnv), mem);
CU_ASSERT(0 == rv);
rv = nghttp2_session_mem_recv(session, bufs.head->buf.pos,
nghttp2_buf_len(&bufs.head->buf));
CU_ASSERT((ssize_t)nghttp2_buf_len(&bufs.head->buf) == rv);
stream = nghttp2_session_get_stream(session, 1);
CU_ASSERT(-1 == stream->content_length);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
nghttp2_bufs_free(&bufs);
}
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