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Remove per-frame compression

This commit is contained in:
Tatsuhiro Tsujikawa 2014-06-07 16:04:43 +09:00
parent b8ed74c1ec
commit 3db8935e20
9 changed files with 50 additions and 338 deletions
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23
lib/includes/nghttp2/nghttp2.h
View File

@ -487,11 +487,7 @@ typedef enum {
/** /**
* The PRIORITY flag. * The PRIORITY flag.
*/ */
NGHTTP2_FLAG_PRIORITY = 0x20, NGHTTP2_FLAG_PRIORITY = 0x20
/**
* THE COMPRESSED flag.
*/
NGHTTP2_FLAG_COMPRESSED = 0x20
} nghttp2_flag; } nghttp2_flag;
/** /**
@ -515,14 +511,10 @@ typedef enum {
* SETTINGS_INITIAL_WINDOW_SIZE * SETTINGS_INITIAL_WINDOW_SIZE
*/ */
NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE = 4, NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE = 4,
/**
* SETTINGS_COMPRESS_DATA
*/
NGHTTP2_SETTINGS_COMPRESS_DATA = 5,
/** /**
* Maximum ID of :type:`nghttp2_settings_id`. * Maximum ID of :type:`nghttp2_settings_id`.
*/ */
NGHTTP2_SETTINGS_MAX = 5 NGHTTP2_SETTINGS_MAX = 4
} nghttp2_settings_id; } nghttp2_settings_id;
/** /**
@ -645,11 +637,7 @@ typedef enum {
/** /**
* Indicates EOF was sensed. * Indicates EOF was sensed.
*/ */
NGHTTP2_DATA_FLAG_EOF = 0x01, NGHTTP2_DATA_FLAG_EOF = 0x01
/**
* Indicates data was compressed by application.
*/
NGHTTP2_DATA_FLAG_COMPRESSED = 0x02
} nghttp2_data_flag; } nghttp2_data_flag;
/** /**
@ -662,11 +650,6 @@ typedef enum {
* them in |buf| and return number of data stored in |buf|. If EOF is * them in |buf| and return number of data stored in |buf|. If EOF is
* reached, set :enum:`NGHTTP2_DATA_FLAG_EOF` flag in |*data_flags|. * reached, set :enum:`NGHTTP2_DATA_FLAG_EOF` flag in |*data_flags|.
* *
* To send compressed data payload without affecting content-length,
* set :enum:`NGHTTP2_DATA_FLAG_COMPRESSED` flag in |*data_flags|.
* Compression must be done by application prior to fill data in
* |buf|.
*
* If the application wants to postpone DATA frames (e.g., * If the application wants to postpone DATA frames (e.g.,
* asynchronous I/O, or reading data blocks for long time), it is * asynchronous I/O, or reading data blocks for long time), it is
* achieved by returning :enum:`NGHTTP2_ERR_DEFERRED` without reading * achieved by returning :enum:`NGHTTP2_ERR_DEFERRED` without reading

1
lib/nghttp2_frame.c
View File

@ -1022,7 +1022,6 @@ int nghttp2_iv_check(const nghttp2_settings_entry *iv, size_t niv)
case NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS: case NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS:
break; break;
case NGHTTP2_SETTINGS_ENABLE_PUSH: case NGHTTP2_SETTINGS_ENABLE_PUSH:
case NGHTTP2_SETTINGS_COMPRESS_DATA:
if(iv[i].value != 0 && iv[i].value != 1) { if(iv[i].value != 0 && iv[i].value != 1) {
return 0; return 0;
} }

20
lib/nghttp2_session.c
View File

@ -229,7 +229,6 @@ static void init_settings(uint32_t *settings)
NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS; NGHTTP2_INITIAL_MAX_CONCURRENT_STREAMS;
settings[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE] = settings[NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE] =
NGHTTP2_INITIAL_WINDOW_SIZE; NGHTTP2_INITIAL_WINDOW_SIZE;
settings[NGHTTP2_SETTINGS_COMPRESS_DATA] = 0;
} }
static void active_outbound_item_reset(nghttp2_active_outbound_item *aob) static void active_outbound_item_reset(nghttp2_active_outbound_item *aob)
@ -3423,12 +3422,6 @@ int nghttp2_session_on_settings_received(nghttp2_session *session,
(session, frame, NGHTTP2_FLOW_CONTROL_ERROR); (session, frame, NGHTTP2_FLOW_CONTROL_ERROR);
} }
break; break;
case NGHTTP2_SETTINGS_COMPRESS_DATA:
if(entry->value != 0 && entry->value != 1) {
return session_handle_invalid_connection
(session, frame, NGHTTP2_PROTOCOL_ERROR);
}
break;
} }
session->remote_settings[entry->settings_id] = entry->value; session->remote_settings[entry->settings_id] = entry->value;
} }
@ -4013,11 +4006,6 @@ static int session_on_data_received_fail_fast(nghttp2_session *session)
goto fail; goto fail;
} }
if((iframe->frame.hd.flags & NGHTTP2_FLAG_COMPRESSED) &&
session->local_settings[NGHTTP2_SETTINGS_COMPRESS_DATA] == 0) {
goto fail;
}
if(nghttp2_session_is_my_stream_id(session, stream_id)) { if(nghttp2_session_is_my_stream_id(session, stream_id)) {
if(stream->state == NGHTTP2_STREAM_CLOSING) { if(stream->state == NGHTTP2_STREAM_CLOSING) {
return NGHTTP2_ERR_IGN_PAYLOAD; return NGHTTP2_ERR_IGN_PAYLOAD;
@ -4088,7 +4076,6 @@ static int inbound_frame_set_settings_entry(nghttp2_inbound_frame *iframe)
case NGHTTP2_SETTINGS_ENABLE_PUSH: case NGHTTP2_SETTINGS_ENABLE_PUSH:
case NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS: case NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS:
case NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE: case NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE:
case NGHTTP2_SETTINGS_COMPRESS_DATA:
break; break;
default: default:
return -1; return -1;
@ -4238,8 +4225,7 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
iframe->frame.hd.flags &= (NGHTTP2_FLAG_END_STREAM | iframe->frame.hd.flags &= (NGHTTP2_FLAG_END_STREAM |
NGHTTP2_FLAG_END_SEGMENT | NGHTTP2_FLAG_END_SEGMENT |
NGHTTP2_FLAG_PAD_LOW | NGHTTP2_FLAG_PAD_LOW |
NGHTTP2_FLAG_PAD_HIGH | NGHTTP2_FLAG_PAD_HIGH);
NGHTTP2_FLAG_COMPRESSED);
/* Check stream is open. If it is not open or closing, /* Check stream is open. If it is not open or closing,
ignore payload. */ ignore payload. */
busy = 1; busy = 1;
@ -5560,10 +5546,6 @@ int nghttp2_session_pack_data(nghttp2_session *session,
} }
} }
if(data_flags & NGHTTP2_DATA_FLAG_COMPRESSED) {
flags |= NGHTTP2_FLAG_COMPRESSED;
}
/* The primary reason of data_frame is pass to the user callback */ /* The primary reason of data_frame is pass to the user callback */
data_frame.hd.length = payloadlen; data_frame.hd.length = payloadlen;
data_frame.hd.stream_id = frame->hd.stream_id; data_frame.hd.stream_id = frame->hd.stream_id;

104
src/HttpServer.cc
View File

@ -120,8 +120,7 @@ Stream::Stream(Http2Handler *handler, int32_t stream_id)
rtimer(nullptr), rtimer(nullptr),
wtimer(nullptr), wtimer(nullptr),
stream_id(stream_id), stream_id(stream_id),
file(-1), file(-1)
enable_compression(false)
{} {}
Stream::~Stream() Stream::~Stream()
@ -726,12 +725,10 @@ int Http2Handler::on_connect()
return r; return r;
} }
nghttp2_settings_entry entry[4]; nghttp2_settings_entry entry[4];
size_t niv = 2; size_t niv = 1;
entry[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS; entry[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
entry[0].value = 100; entry[0].value = 100;
entry[1].settings_id = NGHTTP2_SETTINGS_COMPRESS_DATA;
entry[1].value = 1;
if(sessions_->get_config()->header_table_size >= 0) { if(sessions_->get_config()->header_table_size >= 0) {
entry[niv].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE; entry[niv].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
@ -949,19 +946,6 @@ void Http2Handler::terminate_session(nghttp2_error_code error_code)
nghttp2_session_terminate_session(session_, error_code); nghttp2_session_terminate_session(session_, error_code);
} }
void Http2Handler::decide_compression(const std::string& path, Stream *stream)
{
if(nghttp2_session_get_remote_settings
(session_, NGHTTP2_SETTINGS_COMPRESS_DATA) == 1 &&
(util::endsWith(path, ".html") ||
util::endsWith(path, ".js") ||
util::endsWith(path, ".css") ||
util::endsWith(path, ".txt"))) {
stream->enable_compression = true;
}
}
ssize_t file_read_callback ssize_t file_read_callback
(nghttp2_session *session, int32_t stream_id, (nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t length, uint32_t *data_flags, uint8_t *buf, size_t length, uint32_t *data_flags,
@ -972,44 +956,16 @@ ssize_t file_read_callback
int fd = source->fd; int fd = source->fd;
ssize_t nread; ssize_t nread;
ssize_t rv;
// Compressing too small data is not efficient? while((nread = read(fd, buf, length)) == -1 && errno == EINTR);
if(length >= 1024 && stream && stream->enable_compression) {
uint8_t srcbuf[4096];
auto maxread = std::min(length, sizeof(srcbuf));
while((nread = read(fd, srcbuf, maxread)) == -1 && errno == EINTR); if(nread == -1) {
if(nread == -1) { if(stream) {
if(stream) { remove_stream_read_timeout(stream);
remove_stream_read_timeout(stream); remove_stream_write_timeout(stream);
remove_stream_write_timeout(stream);
}
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
} }
if(nread > 0) { return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
rv = deflate_data(buf, length, srcbuf, nread);
if(rv < 0) {
memcpy(buf, srcbuf, nread);
} else {
nread = rv;
*data_flags |= NGHTTP2_DATA_FLAG_COMPRESSED;
}
}
} else {
while((nread = read(fd, buf, length)) == -1 && errno == EINTR);
if(nread == -1) {
if(stream) {
remove_stream_read_timeout(stream);
remove_stream_write_timeout(stream);
}
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
} }
if(nread == 0) { if(nread == 0) {
@ -1125,26 +1081,34 @@ void prepare_response(Stream *stream, Http2Handler *hd, bool allow_push = true)
int file = open(path.c_str(), O_RDONLY | O_BINARY); int file = open(path.c_str(), O_RDONLY | O_BINARY);
if(file == -1) { if(file == -1) {
prepare_status_response(stream, hd, STATUS_404); prepare_status_response(stream, hd, STATUS_404);
} else {
struct stat buf;
if(fstat(file, &buf) == -1) {
close(file);
prepare_status_response(stream, hd, STATUS_404);
} else {
stream->file = file;
nghttp2_data_provider data_prd;
data_prd.source.fd = file;
data_prd.read_callback = file_read_callback;
if(last_mod_found && buf.st_mtime <= last_mod) {
prepare_status_response(stream, hd, STATUS_304);
} else {
hd->decide_compression(path, stream);
hd->submit_file_response(STATUS_200, stream, buf.st_mtime, return;
buf.st_size, &data_prd);
}
}
} }
struct stat buf;
if(fstat(file, &buf) == -1) {
close(file);
prepare_status_response(stream, hd, STATUS_404);
return;
}
stream->file = file;
nghttp2_data_provider data_prd;
data_prd.source.fd = file;
data_prd.read_callback = file_read_callback;
if(last_mod_found && buf.st_mtime <= last_mod) {
prepare_status_response(stream, hd, STATUS_304);
return;
}
hd->submit_file_response(STATUS_200, stream, buf.st_mtime,
buf.st_size, &data_prd);
} }
} // namespace } // namespace

2
src/HttpServer.h
View File

@ -88,7 +88,6 @@ struct Stream {
event *wtimer; event *wtimer;
int32_t stream_id; int32_t stream_id;
int file; int file;
bool enable_compression;
Stream(Http2Handler *handler, int32_t stream_id); Stream(Http2Handler *handler, int32_t stream_id);
~Stream(); ~Stream();
}; };
@ -140,7 +139,6 @@ public:
void remove_settings_timer(); void remove_settings_timer();
void terminate_session(nghttp2_error_code error_code); void terminate_session(nghttp2_error_code error_code);
int tls_handshake(); int tls_handshake();
void decide_compression(const std::string& path, Stream *stream);
private: private:
int handle_ssl_temporal_error(int err); int handle_ssl_temporal_error(int err);
int tls_write(const uint8_t *data, size_t datalen); int tls_write(const uint8_t *data, size_t datalen);

8
src/app_helper.cc
View File

@ -99,8 +99,6 @@ const char* strsettingsid(int32_t id)
return "SETTINGS_MAX_CONCURRENT_STREAMS"; return "SETTINGS_MAX_CONCURRENT_STREAMS";
case NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE: case NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE:
return "SETTINGS_INITIAL_WINDOW_SIZE"; return "SETTINGS_INITIAL_WINDOW_SIZE";
case NGHTTP2_SETTINGS_COMPRESS_DATA:
return "SETTINGS_COMPRESS_DATA";
default: default:
return "UNKNOWN"; return "UNKNOWN";
} }
@ -243,12 +241,6 @@ void print_flags(const nghttp2_frame_hd& hd)
} }
s += "PAD_HIGH"; s += "PAD_HIGH";
} }
if(hd.flags & NGHTTP2_FLAG_COMPRESSED) {
if(!s.empty()) {
s += " | ";
}
s += "COMPRESSED";
}
break; break;
case NGHTTP2_HEADERS: case NGHTTP2_HEADERS:
if(hd.flags & NGHTTP2_FLAG_END_STREAM) { if(hd.flags & NGHTTP2_FLAG_END_STREAM) {

130
src/nghttp.cc
View File

@ -100,7 +100,7 @@ struct Config {
bool stat; bool stat;
bool upgrade; bool upgrade;
bool continuation; bool continuation;
bool compress_data;
Config() Config()
: output_upper_thres(1024*1024), : output_upper_thres(1024*1024),
padding(0), padding(0),
@ -117,8 +117,7 @@ struct Config {
get_assets(false), get_assets(false),
stat(false), stat(false),
upgrade(false), upgrade(false),
continuation(false), continuation(false)
compress_data(false)
{ {
nghttp2_option_new(&http2_option); nghttp2_option_new(&http2_option);
nghttp2_option_set_peer_max_concurrent_streams nghttp2_option_set_peer_max_concurrent_streams
@ -347,7 +346,7 @@ Config config;
namespace { namespace {
size_t populate_settings(nghttp2_settings_entry *iv) size_t populate_settings(nghttp2_settings_entry *iv)
{ {
size_t niv = 3; size_t niv = 2;
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS; iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
iv[0].value = 100; iv[0].value = 100;
@ -359,9 +358,6 @@ size_t populate_settings(nghttp2_settings_entry *iv)
iv[1].value = NGHTTP2_INITIAL_WINDOW_SIZE; iv[1].value = NGHTTP2_INITIAL_WINDOW_SIZE;
} }
iv[2].settings_id = NGHTTP2_SETTINGS_COMPRESS_DATA;
iv[2].value = 1;
if(config.header_table_size >= 0) { if(config.header_table_size >= 0) {
iv[niv].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE; iv[niv].settings_id = NGHTTP2_SETTINGS_HEADER_TABLE_SIZE;
iv[niv].value = config.header_table_size; iv[niv].value = config.header_table_size;
@ -1184,65 +1180,15 @@ int on_data_chunk_recv_callback
data += tlen; data += tlen;
len -= tlen; len -= tlen;
} }
} else if(flags & NGHTTP2_FLAG_COMPRESSED) {
if(len == 0 || !client->check_inflater(stream_id)) {
return 0;
}
const size_t MAX_OUTLEN = 4096; return 0;
uint8_t out[MAX_OUTLEN];
size_t outlen;
do {
outlen = MAX_OUTLEN;
auto tlen = len;
int rv = nghttp2_gzip_inflate(client->inflater, out, &outlen,
data, &tlen);
if(rv != 0) {
goto per_frame_decomp_error;
}
if(!config.null_out) {
std::cout.write(reinterpret_cast<const char*>(out), outlen);
}
update_html_parser(client, req, out, outlen, 0);
data += tlen;
len -= tlen;
if(nghttp2_gzip_inflate_finished(client->inflater)) {
// When Z_STREAM_END was reached, remaining input length
// must be 0.
if(len > 0) {
goto per_frame_decomp_error;
}
break;
}
} while(len > 0 || outlen > 0);
} else {
if(!config.null_out) {
std::cout.write(reinterpret_cast<const char*>(data), len);
}
update_html_parser(client, req, data, len, 0);
} }
return 0; if(!config.null_out) {
std::cout.write(reinterpret_cast<const char*>(data), len);
per_frame_decomp_error:
// If per-frame decompression failed, we remember the stream ID so
// that subsequent chunk of DATA is ignored.
client->last_inflate_error_stream_id = stream_id;
if(!client->reset_inflater()) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
} }
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, stream_id, update_html_parser(client, req, data, len, 0);
NGHTTP2_INTERNAL_ERROR);
return 0; return 0;
} }
@ -1379,28 +1325,6 @@ int on_frame_recv_callback2
auto client = get_session(user_data); auto client = get_session(user_data);
switch(frame->hd.type) { switch(frame->hd.type) {
case NGHTTP2_DATA:
if(frame->hd.flags & NGHTTP2_FLAG_COMPRESSED) {
auto inflate_finished = nghttp2_gzip_inflate_finished(client->inflater);
if(!client->reset_inflater()) {
rv = nghttp2_session_terminate_session(session,
NGHTTP2_INTERNAL_ERROR);
if(nghttp2_is_fatal(rv)) {
rv = NGHTTP2_ERR_CALLBACK_FAILURE;
} else {
rv = 0;
}
}
// Error if compressed block does not end in frame.
if(!inflate_finished) {
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE,
frame->hd.stream_id, NGHTTP2_PROTOCOL_ERROR);
}
}
break;
case NGHTTP2_HEADERS: { case NGHTTP2_HEADERS: {
if(frame->headers.cat != NGHTTP2_HCAT_RESPONSE && if(frame->headers.cat != NGHTTP2_HCAT_RESPONSE &&
frame->headers.cat != NGHTTP2_HCAT_PUSH_RESPONSE) { frame->headers.cat != NGHTTP2_HCAT_PUSH_RESPONSE) {
@ -1820,37 +1744,12 @@ ssize_t file_read_callback
assert(req); assert(req);
int fd = source->fd; int fd = source->fd;
ssize_t nread; ssize_t nread;
ssize_t rv;
// Compressing too small data is not efficient? while((nread = pread(fd, buf, length, req->data_offset)) == -1 &&
if(length >= 1024 && config.compress_data && errno == EINTR);
nghttp2_session_get_remote_settings
(session, NGHTTP2_SETTINGS_COMPRESS_DATA) == 1) {
uint8_t srcbuf[4096];
auto maxread = std::min(length, sizeof(srcbuf));
while((nread = read(fd, srcbuf, maxread)) == -1 && errno == EINTR); if(nread == -1) {
if(nread == -1) { return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
if(nread > 0) {
rv = deflate_data(buf, length, srcbuf, nread);
if(rv < 0) {
memcpy(buf, srcbuf, nread);
} else {
nread = rv;
*data_flags |= NGHTTP2_DATA_FLAG_COMPRESSED;
}
}
} else {
while((nread = pread(fd, buf, length, req->data_offset)) == -1 &&
errno == EINTR);
if(nread == -1) {
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
} }
if(nread == 0) { if(nread == 0) {
@ -1992,9 +1891,6 @@ Options:
be in PEM format. be in PEM format.
-d, --data=<FILE> Post FILE to server. If '-' is given, data will -d, --data=<FILE> Post FILE to server. If '-' is given, data will
be read from stdin. be read from stdin.
-g, --compress-data
When used with -d option, compress request body
on the fly using per-frame compression.
-m, --multiply=<N> Request each URI <N> times. By default, same URI -m, --multiply=<N> Request each URI <N> times. By default, same URI
is not requested twice. This option disables it is not requested twice. This option disables it
too. too.
@ -2042,7 +1938,6 @@ int main(int argc, char **argv)
{"help", no_argument, nullptr, 'h'}, {"help", no_argument, nullptr, 'h'},
{"header", required_argument, nullptr, 'H'}, {"header", required_argument, nullptr, 'H'},
{"data", required_argument, nullptr, 'd'}, {"data", required_argument, nullptr, 'd'},
{"compress-data", no_argument, nullptr, 'g'},
{"multiply", required_argument, nullptr, 'm'}, {"multiply", required_argument, nullptr, 'm'},
{"upgrade", no_argument, nullptr, 'u'}, {"upgrade", no_argument, nullptr, 'u'},
{"weight", required_argument, nullptr, 'p'}, {"weight", required_argument, nullptr, 'p'},
@ -2162,9 +2057,6 @@ int main(int argc, char **argv)
case 'd': case 'd':
config.datafile = strcmp("-", optarg) == 0 ? "/dev/stdin" : optarg; config.datafile = strcmp("-", optarg) == 0 ? "/dev/stdin" : optarg;
break; break;
case 'g':
config.compress_data = true;
break;
case 'm': case 'm':
config.multiply = strtoul(optarg, nullptr, 10); config.multiply = strtoul(optarg, nullptr, 10);
break; break;

9
tests/nghttp2_frame_test.c
View File

@ -634,15 +634,6 @@ void test_nghttp2_iv_check(void)
iv[1].value = 3; iv[1].value = 3;
CU_ASSERT(!nghttp2_iv_check(iv, 2)); CU_ASSERT(!nghttp2_iv_check(iv, 2));
/* COMPRESSED_DATA only allows 0 or 1 */
iv[1].settings_id = NGHTTP2_SETTINGS_COMPRESS_DATA;
iv[1].value = 0;
CU_ASSERT(nghttp2_iv_check(iv, 2));
iv[1].value = 1;
CU_ASSERT(nghttp2_iv_check(iv, 2));
iv[1].value = 3;
CU_ASSERT(!nghttp2_iv_check(iv, 2));
/* Undefined SETTINGS ID */ /* Undefined SETTINGS ID */
iv[1].settings_id = 1000000009; iv[1].settings_id = 1000000009;
iv[1].value = 0; iv[1].value = 0;

91
tests/nghttp2_session_test.c
View File

@ -75,7 +75,6 @@ typedef struct {
nghttp2_nv nv; nghttp2_nv nv;
size_t data_chunk_len; size_t data_chunk_len;
size_t padding_boundary; size_t padding_boundary;
int compress_data;
} my_user_data; } my_user_data;
static void scripted_data_feed_init2(scripted_data_feed *df, static void scripted_data_feed_init2(scripted_data_feed *df,
@ -250,24 +249,6 @@ static ssize_t fixed_length_data_source_read_callback
return wlen; return wlen;
} }
static ssize_t compressed_fixed_length_data_source_read_callback
(nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags,
nghttp2_data_source *source, void *user_data)
{
my_user_data *ud = (my_user_data*)user_data;
size_t wlen;
wlen = fixed_length_data_source_read_callback
(session, stream_id, buf, len, data_flags, source, user_data);
if(ud->compress_data) {
*data_flags |= NGHTTP2_DATA_FLAG_COMPRESSED;
}
return wlen;
}
static ssize_t temporal_failure_data_source_read_callback static ssize_t temporal_failure_data_source_read_callback
(nghttp2_session *session, int32_t stream_id, (nghttp2_session *session, int32_t stream_id,
uint8_t *buf, size_t len, uint32_t *data_flags, uint8_t *buf, size_t len, uint32_t *data_flags,
@ -722,57 +703,6 @@ void test_nghttp2_session_recv_data(void)
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->goaway.error_code); CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(item)->goaway.error_code);
nghttp2_session_del(session); nghttp2_session_del(session);
/* Receiving compressed DATA while SETTINGS_COMPRESS_DATA == 0 is
subject to connection error */
nghttp2_session_client_new(&session, &callbacks, &ud);
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_COMPRESSED;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
stream = nghttp2_session_open_stream(session, 1,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, 8+4096);
CU_ASSERT(8+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 == OB_CTRL_TYPE(item));
nghttp2_session_del(session);
/* Receiving compressed DATA while SETTINGS_COMPRESS_DATA == 1 is
allowed */
nghttp2_session_client_new(&session, &callbacks, &ud);
session->local_settings[NGHTTP2_SETTINGS_COMPRESS_DATA] = 1;
stream = nghttp2_session_open_stream(session, 1,
NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default,
NGHTTP2_STREAM_OPENED, NULL);
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, 8+4096);
CU_ASSERT(8+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));
nghttp2_session_del(session);
} }
void test_nghttp2_session_recv_continuation(void) void test_nghttp2_session_recv_continuation(void)
@ -2699,14 +2629,12 @@ void test_nghttp2_submit_data(void)
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks)); memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = block_count_send_callback; callbacks.send_callback = block_count_send_callback;
data_prd.read_callback = compressed_fixed_length_data_source_read_callback; data_prd.read_callback = fixed_length_data_source_read_callback;
ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2; ud.data_source_length = NGHTTP2_DATA_PAYLOADLEN * 2;
CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud)); CU_ASSERT(0 == nghttp2_session_client_new(&session, &callbacks, &ud));
aob = &session->aob; aob = &session->aob;
framebufs = &aob->framebufs; framebufs = &aob->framebufs;
session->remote_settings[NGHTTP2_SETTINGS_COMPRESS_DATA] = 1;
nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE, nghttp2_session_open_stream(session, 1, NGHTTP2_STREAM_FLAG_NONE,
&pri_spec_default, NGHTTP2_STREAM_OPENING, &pri_spec_default, NGHTTP2_STREAM_OPENING,
NULL); NULL);
@ -2714,8 +2642,6 @@ void test_nghttp2_submit_data(void)
NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_STREAM |
NGHTTP2_FLAG_END_SEGMENT, 1, &data_prd)); NGHTTP2_FLAG_END_SEGMENT, 1, &data_prd));
/* First, no compression */
ud.compress_data = 0;
ud.block_count = 0; ud.block_count = 0;
CU_ASSERT(0 == nghttp2_session_send(session)); CU_ASSERT(0 == nghttp2_session_send(session));
data_frame = nghttp2_outbound_item_get_data_frame(aob->item); data_frame = nghttp2_outbound_item_get_data_frame(aob->item);
@ -2728,21 +2654,6 @@ void test_nghttp2_submit_data(void)
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_SEGMENT) == CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_SEGMENT) ==
data_frame->hd.flags); data_frame->hd.flags);
/* Now compression enabled */
ud.compress_data = 1;
ud.block_count = 1;
CU_ASSERT(0 == nghttp2_session_send(session));
data_frame = nghttp2_outbound_item_get_data_frame(aob->item);
nghttp2_frame_unpack_frame_hd(&hd, buf->pos);
/* This is the last frame, so we must have following flags */
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_SEGMENT |
NGHTTP2_FLAG_COMPRESSED) == hd.flags);
/* frame->hd.flags has these flags */
CU_ASSERT((NGHTTP2_FLAG_END_STREAM | NGHTTP2_FLAG_END_SEGMENT |
NGHTTP2_FLAG_COMPRESSED) ==
data_frame->hd.flags);
nghttp2_session_del(session); nghttp2_session_del(session);
} }