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winlin 2013-12-01 13:05:43 +08:00
parent 18028ad4cb
commit 35676920be
3 changed files with 933 additions and 933 deletions
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2
README.md
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@ -22,7 +22,7 @@ step 2: start srs <br/>
<pre> <pre>
./objs/simple_rtmp_server -c conf/srs.conf ./objs/simple_rtmp_server -c conf/srs.conf
</pre> </pre>
step 3(optinal): start srs listen at 19350 for forward<br/> step 3(optinal): start srs listen at 19350 to forward to<br/>
<pre> <pre>
./objs/simple_rtmp_server -c conf/srs.19350.conf ./objs/simple_rtmp_server -c conf/srs.19350.conf
</pre> </pre>

1158
trunk/src/core/srs_core_encoder.cpp Executable file → Normal file
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706
trunk/src/core/srs_core_forward.cpp Executable file → Normal file
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@ -1,353 +1,353 @@
/* /*
The MIT License (MIT) The MIT License (MIT)
Copyright (c) 2013 winlin Copyright (c) 2013 winlin
Permission is hereby granted, free of charge, to any person obtaining a copy of 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 this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of 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, the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions: subject to the following conditions:
The above copyright notice and this permission notice shall be included in all The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software. copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR 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 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 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. CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/ */
#include <srs_core_forward.hpp> #include <srs_core_forward.hpp>
#include <stdlib.h> #include <stdlib.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <netinet/in.h> #include <netinet/in.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <netdb.h> #include <netdb.h>
#include <srs_core_error.hpp> #include <srs_core_error.hpp>
#include <srs_core_rtmp.hpp> #include <srs_core_rtmp.hpp>
#include <srs_core_log.hpp> #include <srs_core_log.hpp>
#include <srs_core_protocol.hpp> #include <srs_core_protocol.hpp>
#include <srs_core_pithy_print.hpp> #include <srs_core_pithy_print.hpp>
#define SRS_PULSE_TIMEOUT_MS 100 #define SRS_PULSE_TIMEOUT_MS 100
#define SRS_FORWARDER_SLEEP_MS 2000 #define SRS_FORWARDER_SLEEP_MS 2000
#define SRS_SEND_TIMEOUT_US 3000000L #define SRS_SEND_TIMEOUT_US 3000000L
#define SRS_RECV_TIMEOUT_US SRS_SEND_TIMEOUT_US #define SRS_RECV_TIMEOUT_US SRS_SEND_TIMEOUT_US
SrsForwarder::SrsForwarder() SrsForwarder::SrsForwarder()
{ {
client = NULL; client = NULL;
stfd = NULL; stfd = NULL;
stream_id = 0; stream_id = 0;
tid = NULL; tid = NULL;
loop = false; loop = false;
} }
SrsForwarder::~SrsForwarder() SrsForwarder::~SrsForwarder()
{ {
on_unpublish(); on_unpublish();
std::vector<SrsSharedPtrMessage*>::iterator it; std::vector<SrsSharedPtrMessage*>::iterator it;
for (it = msgs.begin(); it != msgs.end(); ++it) { for (it = msgs.begin(); it != msgs.end(); ++it) {
SrsSharedPtrMessage* msg = *it; SrsSharedPtrMessage* msg = *it;
srs_freep(msg); srs_freep(msg);
} }
msgs.clear(); msgs.clear();
} }
int SrsForwarder::on_publish(std::string vhost, std::string _app, std::string stream, std::string forward_server) int SrsForwarder::on_publish(std::string vhost, std::string _app, std::string stream, std::string forward_server)
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
app = _app; app = _app;
tc_url = "rtmp://"; tc_url = "rtmp://";
tc_url += vhost; tc_url += vhost;
tc_url += "/"; tc_url += "/";
tc_url += app; tc_url += app;
stream_name = stream; stream_name = stream;
server = forward_server; server = forward_server;
port = 1935; port = 1935;
// TODO: dead loop check. // TODO: dead loop check.
size_t pos = forward_server.find(":"); size_t pos = forward_server.find(":");
if (pos != std::string::npos) { if (pos != std::string::npos) {
port = ::atoi(forward_server.substr(pos + 1).c_str()); port = ::atoi(forward_server.substr(pos + 1).c_str());
server = forward_server.substr(0, pos); server = forward_server.substr(0, pos);
} }
if ((ret = open_socket()) != ERROR_SUCCESS) { if ((ret = open_socket()) != ERROR_SUCCESS) {
return ret; return ret;
} }
srs_assert(!tid); srs_assert(!tid);
if((tid = st_thread_create(forward_thread, this, 1, 0)) == NULL){ if((tid = st_thread_create(forward_thread, this, 1, 0)) == NULL){
ret = ERROR_ST_CREATE_FORWARD_THREAD; ret = ERROR_ST_CREATE_FORWARD_THREAD;
srs_error("st_thread_create failed. ret=%d", ret); srs_error("st_thread_create failed. ret=%d", ret);
return ret; return ret;
} }
return ret; return ret;
} }
void SrsForwarder::on_unpublish() void SrsForwarder::on_unpublish()
{ {
if (tid) { if (tid) {
loop = false; loop = false;
st_thread_interrupt(tid); st_thread_interrupt(tid);
st_thread_join(tid, NULL); st_thread_join(tid, NULL);
tid = NULL; tid = NULL;
} }
if (stfd) { if (stfd) {
int fd = st_netfd_fileno(stfd); int fd = st_netfd_fileno(stfd);
st_netfd_close(stfd); st_netfd_close(stfd);
stfd = NULL; stfd = NULL;
// st does not close it sometimes, // st does not close it sometimes,
// close it manually. // close it manually.
close(fd); close(fd);
} }
srs_freep(client); srs_freep(client);
} }
int SrsForwarder::on_meta_data(SrsSharedPtrMessage* metadata) int SrsForwarder::on_meta_data(SrsSharedPtrMessage* metadata)
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
msgs.push_back(metadata); msgs.push_back(metadata);
return ret; return ret;
} }
int SrsForwarder::on_audio(SrsSharedPtrMessage* msg) int SrsForwarder::on_audio(SrsSharedPtrMessage* msg)
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
msgs.push_back(msg); msgs.push_back(msg);
return ret; return ret;
} }
int SrsForwarder::on_video(SrsSharedPtrMessage* msg) int SrsForwarder::on_video(SrsSharedPtrMessage* msg)
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
msgs.push_back(msg); msgs.push_back(msg);
return ret; return ret;
} }
int SrsForwarder::open_socket() int SrsForwarder::open_socket()
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
srs_trace("forward stream=%s, tcUrl=%s to server=%s, port=%d", srs_trace("forward stream=%s, tcUrl=%s to server=%s, port=%d",
stream_name.c_str(), tc_url.c_str(), server.c_str(), port); stream_name.c_str(), tc_url.c_str(), server.c_str(), port);
int sock = socket(AF_INET, SOCK_STREAM, 0); int sock = socket(AF_INET, SOCK_STREAM, 0);
if(sock == -1){ if(sock == -1){
ret = ERROR_SOCKET_CREATE; ret = ERROR_SOCKET_CREATE;
srs_error("create socket error. ret=%d", ret); srs_error("create socket error. ret=%d", ret);
return ret; return ret;
} }
stfd = st_netfd_open_socket(sock); stfd = st_netfd_open_socket(sock);
if(stfd == NULL){ if(stfd == NULL){
ret = ERROR_ST_OPEN_SOCKET; ret = ERROR_ST_OPEN_SOCKET;
srs_error("st_netfd_open_socket failed. ret=%d", ret); srs_error("st_netfd_open_socket failed. ret=%d", ret);
return ret; return ret;
} }
srs_freep(client); srs_freep(client);
client = new SrsRtmpClient(stfd); client = new SrsRtmpClient(stfd);
return ret; return ret;
} }
int SrsForwarder::connect_server() int SrsForwarder::connect_server()
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
std::string ip = parse_server(server); std::string ip = parse_server(server);
if (ip.empty()) { if (ip.empty()) {
ret = ERROR_SYSTEM_IP_INVALID; ret = ERROR_SYSTEM_IP_INVALID;
srs_error("dns resolve server error, ip empty. ret=%d", ret); srs_error("dns resolve server error, ip empty. ret=%d", ret);
return ret; return ret;
} }
sockaddr_in addr; sockaddr_in addr;
addr.sin_family = AF_INET; addr.sin_family = AF_INET;
addr.sin_port = htons(port); addr.sin_port = htons(port);
addr.sin_addr.s_addr = inet_addr(ip.c_str()); addr.sin_addr.s_addr = inet_addr(ip.c_str());
if (st_connect(stfd, (const struct sockaddr*)&addr, sizeof(sockaddr_in), ST_UTIME_NO_TIMEOUT) == -1){ if (st_connect(stfd, (const struct sockaddr*)&addr, sizeof(sockaddr_in), ST_UTIME_NO_TIMEOUT) == -1){
ret = ERROR_ST_CONNECT; ret = ERROR_ST_CONNECT;
srs_error("connect to server error. ip=%s, port=%d, ret=%d", ip.c_str(), port, ret); srs_error("connect to server error. ip=%s, port=%d, ret=%d", ip.c_str(), port, ret);
return ret; return ret;
} }
srs_trace("connect to server success. server=%s, ip=%s, port=%d", server.c_str(), ip.c_str(), port); srs_trace("connect to server success. server=%s, ip=%s, port=%d", server.c_str(), ip.c_str(), port);
return ret; return ret;
} }
std::string SrsForwarder::parse_server(std::string host) std::string SrsForwarder::parse_server(std::string host)
{ {
if (inet_addr(host.c_str()) != INADDR_NONE) { if (inet_addr(host.c_str()) != INADDR_NONE) {
return host; return host;
} }
hostent* answer = gethostbyname(host.c_str()); hostent* answer = gethostbyname(host.c_str());
if (answer == NULL) { if (answer == NULL) {
srs_error("dns resolve host %s error.", host.c_str()); srs_error("dns resolve host %s error.", host.c_str());
return ""; return "";
} }
char ipv4[16]; char ipv4[16];
memset(ipv4, 0, sizeof(ipv4)); memset(ipv4, 0, sizeof(ipv4));
for (int i = 0; i < answer->h_length; i++) { for (int i = 0; i < answer->h_length; i++) {
inet_ntop(AF_INET, answer->h_addr_list[i], ipv4, sizeof(ipv4)); inet_ntop(AF_INET, answer->h_addr_list[i], ipv4, sizeof(ipv4));
srs_info("dns resolve host %s to %s.", host.c_str(), ipv4); srs_info("dns resolve host %s to %s.", host.c_str(), ipv4);
break; break;
} }
return ipv4; return ipv4;
} }
int SrsForwarder::cycle() int SrsForwarder::cycle()
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
client->set_recv_timeout(SRS_RECV_TIMEOUT_US); client->set_recv_timeout(SRS_RECV_TIMEOUT_US);
client->set_send_timeout(SRS_SEND_TIMEOUT_US); client->set_send_timeout(SRS_SEND_TIMEOUT_US);
if ((ret = connect_server()) != ERROR_SUCCESS) { if ((ret = connect_server()) != ERROR_SUCCESS) {
return ret; return ret;
} }
srs_assert(client); srs_assert(client);
if ((ret = client->handshake()) != ERROR_SUCCESS) { if ((ret = client->handshake()) != ERROR_SUCCESS) {
srs_error("handshake with server failed. ret=%d", ret); srs_error("handshake with server failed. ret=%d", ret);
return ret; return ret;
} }
if ((ret = client->connect_app(app, tc_url)) != ERROR_SUCCESS) { if ((ret = client->connect_app(app, tc_url)) != ERROR_SUCCESS) {
srs_error("connect with server failed, tcUrl=%s. ret=%d", tc_url.c_str(), ret); srs_error("connect with server failed, tcUrl=%s. ret=%d", tc_url.c_str(), ret);
return ret; return ret;
} }
if ((ret = client->create_stream(stream_id)) != ERROR_SUCCESS) { if ((ret = client->create_stream(stream_id)) != ERROR_SUCCESS) {
srs_error("connect with server failed, stream_id=%d. ret=%d", stream_id, ret); srs_error("connect with server failed, stream_id=%d. ret=%d", stream_id, ret);
return ret; return ret;
} }
if ((ret = client->publish(stream_name, stream_id)) != ERROR_SUCCESS) { if ((ret = client->publish(stream_name, stream_id)) != ERROR_SUCCESS) {
srs_error("connect with server failed, stream_name=%s, stream_id=%d. ret=%d", srs_error("connect with server failed, stream_name=%s, stream_id=%d. ret=%d",
stream_name.c_str(), stream_id, ret); stream_name.c_str(), stream_id, ret);
return ret; return ret;
} }
if ((ret = forward()) != ERROR_SUCCESS) { if ((ret = forward()) != ERROR_SUCCESS) {
return ret; return ret;
} }
return ret; return ret;
} }
int SrsForwarder::forward() int SrsForwarder::forward()
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
client->set_recv_timeout(SRS_PULSE_TIMEOUT_MS * 1000); client->set_recv_timeout(SRS_PULSE_TIMEOUT_MS * 1000);
SrsPithyPrint pithy_print(SRS_STAGE_FORWARDER); SrsPithyPrint pithy_print(SRS_STAGE_FORWARDER);
while (loop) { while (loop) {
pithy_print.elapse(SRS_PULSE_TIMEOUT_MS); pithy_print.elapse(SRS_PULSE_TIMEOUT_MS);
// switch to other st-threads. // switch to other st-threads.
st_usleep(0); st_usleep(0);
// read from client. // read from client.
if (true) { if (true) {
SrsCommonMessage* msg = NULL; SrsCommonMessage* msg = NULL;
ret = client->recv_message(&msg); ret = client->recv_message(&msg);
srs_verbose("play loop recv message. ret=%d", ret); srs_verbose("play loop recv message. ret=%d", ret);
if (ret != ERROR_SUCCESS && ret != ERROR_SOCKET_TIMEOUT) { if (ret != ERROR_SUCCESS && ret != ERROR_SOCKET_TIMEOUT) {
srs_error("recv server control message failed. ret=%d", ret); srs_error("recv server control message failed. ret=%d", ret);
return ret; return ret;
} }
} }
int count = (int)msgs.size(); int count = (int)msgs.size();
// reportable // reportable
if (pithy_print.can_print()) { if (pithy_print.can_print()) {
srs_trace("-> time=%"PRId64", msgs=%d, obytes=%"PRId64", ibytes=%"PRId64", okbps=%d, ikbps=%d", srs_trace("-> time=%"PRId64", msgs=%d, obytes=%"PRId64", ibytes=%"PRId64", okbps=%d, ikbps=%d",
pithy_print.get_age(), count, client->get_send_bytes(), client->get_recv_bytes(), client->get_send_kbps(), client->get_recv_kbps()); pithy_print.get_age(), count, client->get_send_bytes(), client->get_recv_bytes(), client->get_send_kbps(), client->get_recv_kbps());
} }
// all msgs to forward. // all msgs to forward.
for (int i = 0; i < count; i++) { for (int i = 0; i < count; i++) {
SrsSharedPtrMessage* msg = msgs[i]; SrsSharedPtrMessage* msg = msgs[i];
msgs[i] = NULL; msgs[i] = NULL;
if ((ret = client->send_message(msg)) != ERROR_SUCCESS) { if ((ret = client->send_message(msg)) != ERROR_SUCCESS) {
srs_error("forwarder send message to server failed. ret=%d", ret); srs_error("forwarder send message to server failed. ret=%d", ret);
return ret; return ret;
} }
} }
msgs.clear(); msgs.clear();
} }
return ret; return ret;
} }
void SrsForwarder::forward_cycle() void SrsForwarder::forward_cycle()
{ {
int ret = ERROR_SUCCESS; int ret = ERROR_SUCCESS;
log_context->generate_id(); log_context->generate_id();
srs_trace("forward cycle start"); srs_trace("forward cycle start");
while (loop) { while (loop) {
if ((ret = cycle()) != ERROR_SUCCESS) { if ((ret = cycle()) != ERROR_SUCCESS) {
srs_warn("forward cycle failed, ignored and retry, ret=%d", ret); srs_warn("forward cycle failed, ignored and retry, ret=%d", ret);
} else { } else {
srs_info("forward cycle success, retry"); srs_info("forward cycle success, retry");
} }
if (!loop) { if (!loop) {
break; break;
} }
st_usleep(SRS_FORWARDER_SLEEP_MS * 1000); st_usleep(SRS_FORWARDER_SLEEP_MS * 1000);
if ((ret = open_socket()) != ERROR_SUCCESS) { if ((ret = open_socket()) != ERROR_SUCCESS) {
srs_warn("forward cycle reopen failed, ignored and retry, ret=%d", ret); srs_warn("forward cycle reopen failed, ignored and retry, ret=%d", ret);
} else { } else {
srs_info("forward cycle reopen success"); srs_info("forward cycle reopen success");
} }
} }
srs_trace("forward cycle finished"); srs_trace("forward cycle finished");
} }
void* SrsForwarder::forward_thread(void* arg) void* SrsForwarder::forward_thread(void* arg)
{ {
SrsForwarder* obj = (SrsForwarder*)arg; SrsForwarder* obj = (SrsForwarder*)arg;
srs_assert(obj != NULL); srs_assert(obj != NULL);
obj->loop = true; obj->loop = true;
obj->forward_cycle(); obj->forward_cycle();
return NULL; return NULL;
} }