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nghttp2/tests/failmalloc_test.c

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/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2012 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 "failmalloc_test.h"
#include <CUnit/CUnit.h>
#include <stdio.h>
#include <assert.h>
#include "nghttp2_session.h"
#include "nghttp2_stream.h"
#include "nghttp2_frame.h"
#include "nghttp2_helper.h"
#include "malloc_wrapper.h"
#include "nghttp2_test_helper.h"
typedef struct {
uint8_t data[8192];
uint8_t *datamark, *datalimit;
} data_feed;
typedef struct {
data_feed *df;
size_t data_source_length;
} my_user_data;
static void data_feed_init(data_feed *df, uint8_t *data, size_t data_length)
{
assert(data_length <= sizeof(df->data));
memcpy(df->data, data, data_length);
df->datamark = df->data;
df->datalimit = df->data+data_length;
}
static ssize_t null_send_callback(nghttp2_session *session,
const uint8_t* data, size_t len, int flags,
void *user_data)
{
return len;
}
static ssize_t data_feed_recv_callback(nghttp2_session *session,
uint8_t* data, size_t len, int flags,
void *user_data)
{
data_feed *df = ((my_user_data*)user_data)->df;
size_t avail = df->datalimit - df->datamark;
size_t wlen = nghttp2_min(avail, len);
memcpy(data, df->datamark, wlen);
df->datamark += wlen;
return wlen;
}
static ssize_t fixed_length_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, int *eof,
nghttp2_data_source *source, 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) {
*eof = 1;
}
return wlen;
}
#define TEST_FAILMALLOC_RUN(FUN) \
size_t nmalloc, i; \
\
nghttp2_failmalloc = 0; \
nghttp2_nmalloc = 0; \
FUN(); \
nmalloc = nghttp2_nmalloc; \
\
nghttp2_failmalloc = 1; \
for(i = 0; i < nmalloc; ++i) { \
nghttp2_nmalloc = 0; \
nghttp2_failstart = i; \
/* printf("i=%zu\n", i); */ \
FUN(); \
/* printf("nmalloc=%d\n", nghttp2_nmalloc); */ \
} \
nghttp2_failmalloc = 0;
static void run_nghttp2_session_send(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_nv nv[] = {
MAKE_NV(":host", "example.org"),
MAKE_NV(":scheme", "https")
};
nghttp2_data_provider data_prd;
nghttp2_settings_entry iv[2];
my_user_data ud;
int rv;
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;
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 4096;
iv[1].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[1].value = 100;
rv = nghttp2_session_client_new(&session, &callbacks, &ud);
if(rv != 0) {
goto client_new_fail;
}
rv = nghttp2_submit_request(session, 3, nv, ARRLEN(nv), &data_prd, NULL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, -1,
NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_session_send(session);
if(rv != 0) {
goto fail;
}
/* The HEADERS submitted by the previous nghttp2_submit_headers will
have stream ID 3. Send HEADERS to that stream. */
rv = nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 3,
NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 3, &data_prd);
if(rv != 0) {
goto fail;
}
rv = nghttp2_session_send(session);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 3,
NGHTTP2_CANCEL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_session_send(session);
if(rv != 0) {
goto fail;
}
/* Sending against half-closed stream */
rv = nghttp2_submit_headers(session, NGHTTP2_FLAG_NONE, 3,
NGHTTP2_PRI_DEFAULT, nv, ARRLEN(nv), NULL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_data(session, NGHTTP2_FLAG_END_STREAM, 3, &data_prd);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_ping(session, NGHTTP2_FLAG_NONE, NULL);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_settings(session, NGHTTP2_FLAG_NONE, iv, 2);
if(rv != 0) {
goto fail;
}
rv = nghttp2_session_send(session);
if(rv != 0) {
goto fail;
}
rv = nghttp2_submit_goaway(session, NGHTTP2_FLAG_NONE, NGHTTP2_NO_ERROR,
NULL, 0);
if(rv != 0) {
goto fail;
}
rv = nghttp2_session_send(session);
if(rv != 0) {
goto fail;
}
fail:
nghttp2_session_del(session);
client_new_fail:
;
}
void test_nghttp2_session_send(void)
{
TEST_FAILMALLOC_RUN(run_nghttp2_session_send);
}
static void run_nghttp2_session_recv(void)
{
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
nghttp2_hd_context deflater;
nghttp2_frame frame;
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t framelen;
nghttp2_nv nv[] = {
MAKE_NV(":authority", "example.org"),
MAKE_NV(":scheme", "https")
};
nghttp2_settings_entry iv[2];
my_user_data ud;
data_feed df;
int rv;
nghttp2_nv *nva;
ssize_t nvlen;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = data_feed_recv_callback;
ud.df = &df;
nghttp2_failmalloc_pause();
nvlen = nghttp2_nv_array_copy(&nva, nv, ARRLEN(nv));
nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST);
nghttp2_session_server_new(&session, &callbacks, &ud);
nghttp2_failmalloc_unpause();
/* HEADERS */
nghttp2_failmalloc_pause();
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_STREAM,
1, NGHTTP2_PRI_DEFAULT, nva, nvlen);
framelen = nghttp2_frame_pack_headers(&buf, &buflen, &frame.headers,
&deflater);
nghttp2_frame_headers_free(&frame.headers);
data_feed_init(&df, buf, framelen);
nghttp2_failmalloc_unpause();
rv = nghttp2_session_recv(session);
if(rv != 0) {
goto fail;
}
/* PING */
nghttp2_failmalloc_pause();
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
framelen = nghttp2_frame_pack_ping(&buf, &buflen, &frame.ping);
nghttp2_frame_ping_free(&frame.ping);
data_feed_init(&df, buf, framelen);
nghttp2_failmalloc_unpause();
rv = nghttp2_session_recv(session);
if(rv != 0) {
goto fail;
}
/* RST_STREAM */
nghttp2_failmalloc_pause();
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
framelen = nghttp2_frame_pack_rst_stream(&buf, &buflen, &frame.rst_stream);
nghttp2_frame_rst_stream_free(&frame.rst_stream);
nghttp2_failmalloc_unpause();
rv = nghttp2_session_recv(session);
if(rv != 0) {
goto fail;
}
/* SETTINGS */
nghttp2_failmalloc_pause();
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 4096;
iv[1].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[1].value = 100;
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE,
nghttp2_frame_iv_copy(iv, 2), 2);
framelen = nghttp2_frame_pack_settings(&buf, &buflen, &frame.settings);
nghttp2_frame_settings_free(&frame.settings);
nghttp2_failmalloc_unpause();
rv = nghttp2_session_recv(session);
if(rv != 0) {
goto fail;
}
fail:
free(buf);
nghttp2_session_del(session);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_session_recv(void)
{
TEST_FAILMALLOC_RUN(run_nghttp2_session_recv);
}
static void run_nghttp2_frame_pack_headers(void)
{
nghttp2_hd_context deflater, inflater;
nghttp2_frame frame, oframe;
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t framelen;
nghttp2_nv nv[] = {
MAKE_NV(":host", "example.org"),
MAKE_NV(":scheme", "https")
};
int rv;
nghttp2_nv *nva;
ssize_t nvlen;
rv = nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST);
if(rv != 0) {
goto deflate_init_fail;
}
rv = nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
if(rv != 0) {
goto inflate_init_fail;
}
nvlen = nghttp2_nv_array_copy(&nva, nv, ARRLEN(nv));
if(nvlen < 0) {
goto nv_copy_fail;
}
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_STREAM,
1, NGHTTP2_PRI_DEFAULT, nva, nvlen);
framelen = nghttp2_frame_pack_headers(&buf, &buflen, &frame.headers,
&deflater);
if(framelen < 0) {
goto fail;
}
rv = unpack_frame_with_nv_block(&oframe, NGHTTP2_HEADERS, &inflater,
buf, framelen);
if(rv != 0) {
goto fail;
}
nghttp2_frame_headers_free(&oframe.headers);
fail:
free(buf);
nghttp2_frame_headers_free(&frame.headers);
nv_copy_fail:
nghttp2_hd_inflate_free(&inflater);
inflate_init_fail:
nghttp2_hd_deflate_free(&deflater);
deflate_init_fail:
;
}
static void run_nghttp2_frame_pack_ping(void)
{
nghttp2_frame frame;
uint8_t *buf = NULL;
size_t buflen = 0;
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
nghttp2_frame_pack_ping(&buf, &buflen, &frame.ping);
free(buf);
nghttp2_frame_ping_free(&frame.ping);
}
static void run_nghttp2_frame_pack_goaway(void)
{
nghttp2_frame frame;
uint8_t *buf = NULL;
size_t buflen = 0;
nghttp2_frame_goaway_init(&frame.goaway, 1000000007, NGHTTP2_PROTOCOL_ERROR,
NULL, 0);
nghttp2_frame_pack_goaway(&buf, &buflen, &frame.goaway);
free(buf);
nghttp2_frame_goaway_free(&frame.goaway);
}
static void run_nghttp2_frame_pack_rst_stream(void)
{
nghttp2_frame frame;
uint8_t *buf = NULL;
size_t buflen = 0;
nghttp2_frame_rst_stream_init(&frame.rst_stream, 1, NGHTTP2_PROTOCOL_ERROR);
nghttp2_frame_pack_rst_stream(&buf, &buflen, &frame.rst_stream);
free(buf);
nghttp2_frame_rst_stream_free(&frame.rst_stream);
}
static void run_nghttp2_frame_pack_window_update(void)
{
nghttp2_frame frame;
uint8_t *buf = NULL;
size_t buflen = 0;
nghttp2_frame_window_update_init(&frame.window_update, NGHTTP2_FLAG_NONE,
1000000007, 4096);
nghttp2_frame_pack_window_update(&buf, &buflen,
&frame.window_update);
free(buf);
nghttp2_frame_window_update_free(&frame.window_update);
}
static void run_nghttp2_frame_pack_settings(void)
{
nghttp2_frame frame, oframe;
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t framelen;
nghttp2_settings_entry iv[2], *iv_copy;
int rv;
iv[0].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[0].value = 4096;
iv[1].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[1].value = 100;
iv_copy = nghttp2_frame_iv_copy(iv, 2);
if(iv_copy == NULL) {
goto iv_copy_fail;
}
nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, iv_copy, 2);
framelen = nghttp2_frame_pack_settings(&buf, &buflen, &frame.settings);
if(framelen < 0) {
goto fail;
}
rv = nghttp2_frame_unpack_settings(&oframe.settings,
&buf[0], NGHTTP2_FRAME_HDLEN,
&buf[NGHTTP2_FRAME_HDLEN],
framelen-NGHTTP2_FRAME_HDLEN);
if(rv != 0) {
goto fail;
}
nghttp2_frame_settings_free(&oframe.settings);
fail:
free(buf);
nghttp2_frame_settings_free(&frame.settings);
iv_copy_fail:
;
}
static void run_nghttp2_frame(void)
{
run_nghttp2_frame_pack_headers();
run_nghttp2_frame_pack_ping();
run_nghttp2_frame_pack_goaway();
run_nghttp2_frame_pack_rst_stream();
run_nghttp2_frame_pack_window_update();
run_nghttp2_frame_pack_settings();
}
void test_nghttp2_frame(void)
{
TEST_FAILMALLOC_RUN(run_nghttp2_frame);
}
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