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srs/trunk/src/app/srs_app_server.cpp

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//
// Copyright (c) 2013-2021 The SRS Authors
//
// SPDX-License-Identifier: MIT or MulanPSL-2.0
//
#include <srs_app_server.hpp>
#include <sys/types.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <algorithm>
#ifndef SRS_OSX
#include <sys/inotify.h>
#endif
using namespace std;
#include <srs_kernel_log.hpp>
#include <srs_kernel_error.hpp>
#include <srs_app_rtmp_conn.hpp>
#include <srs_app_config.hpp>
#include <srs_kernel_utility.hpp>
#include <srs_app_http_api.hpp>
#include <srs_app_http_conn.hpp>
#include <srs_app_ingest.hpp>
#include <srs_app_source.hpp>
#include <srs_app_utility.hpp>
#include <srs_app_heartbeat.hpp>
#include <srs_app_mpegts_udp.hpp>
#include <srs_app_statistic.hpp>
#include <srs_app_caster_flv.hpp>
#include <srs_kernel_consts.hpp>
#include <srs_app_coworkers.hpp>
#include <srs_service_log.hpp>
#include <srs_app_latest_version.hpp>
std::string srs_listener_type2string(SrsListenerType type)
{
switch (type) {
case SrsListenerRtmpStream:
return "RTMP";
case SrsListenerHttpApi:
return "HTTP-API";
case SrsListenerHttpsApi:
return "HTTPS-API";
case SrsListenerHttpStream:
return "HTTP-Server";
case SrsListenerHttpsStream:
return "HTTPS-Server";
case SrsListenerMpegTsOverUdp:
return "MPEG-TS over UDP";
case SrsListenerFlv:
return "HTTP-FLV";
default:
return "UNKONWN";
}
}
SrsListener::SrsListener(SrsServer* svr, SrsListenerType t)
{
port = 0;
server = svr;
type = t;
}
SrsListener::~SrsListener()
{
}
SrsListenerType SrsListener::listen_type()
{
return type;
}
SrsBufferListener::SrsBufferListener(SrsServer* svr, SrsListenerType t) : SrsListener(svr, t)
{
listener = NULL;
}
SrsBufferListener::~SrsBufferListener()
{
srs_freep(listener);
}
srs_error_t SrsBufferListener::listen(string i, int p)
{
srs_error_t err = srs_success;
ip = i;
port = p;
srs_freep(listener);
listener = new SrsTcpListener(this, ip, port);
if ((err = listener->listen()) != srs_success) {
return srs_error_wrap(err, "buffered tcp listen");
}
string v = srs_listener_type2string(type);
srs_trace("%s listen at tcp://%s:%d, fd=%d", v.c_str(), ip.c_str(), port, listener->fd());
return err;
}
srs_error_t SrsBufferListener::on_tcp_client(srs_netfd_t stfd)
{
srs_error_t err = server->accept_client(type, stfd);
if (err != srs_success) {
srs_warn("accept client failed, err is %s", srs_error_desc(err).c_str());
srs_freep(err);
}
return srs_success;
}
SrsHttpFlvListener::SrsHttpFlvListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c) : SrsListener(svr, t)
{
listener = NULL;
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerFlv);
if (type == SrsListenerFlv) {
caster = new SrsAppCasterFlv(c);
}
}
SrsHttpFlvListener::~SrsHttpFlvListener()
{
srs_freep(caster);
srs_freep(listener);
}
srs_error_t SrsHttpFlvListener::listen(string i, int p)
{
srs_error_t err = srs_success;
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerFlv);
ip = i;
port = p;
if ((err = caster->initialize()) != srs_success) {
return srs_error_wrap(err, "init caster %s:%d", ip.c_str(), port);
}
srs_freep(listener);
listener = new SrsTcpListener(this, ip, port);
if ((err = listener->listen()) != srs_success) {
return srs_error_wrap(err, "listen");
}
string v = srs_listener_type2string(type);
srs_trace("%s listen at tcp://%s:%d, fd=%d", v.c_str(), ip.c_str(), port, listener->fd());
return err;
}
srs_error_t SrsHttpFlvListener::on_tcp_client(srs_netfd_t stfd)
{
srs_error_t err = caster->on_tcp_client(stfd);
if (err != srs_success) {
srs_warn("accept client failed, err is %s", srs_error_desc(err).c_str());
srs_freep(err);
}
return err;
}
SrsUdpStreamListener::SrsUdpStreamListener(SrsServer* svr, SrsListenerType t, ISrsUdpHandler* c) : SrsListener(svr, t)
{
listener = NULL;
caster = c;
}
SrsUdpStreamListener::~SrsUdpStreamListener()
{
srs_freep(listener);
}
srs_error_t SrsUdpStreamListener::listen(string i, int p)
{
srs_error_t err = srs_success;
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerMpegTsOverUdp);
ip = i;
port = p;
srs_freep(listener);
listener = new SrsUdpListener(caster, ip, port);
if ((err = listener->listen()) != srs_success) {
return srs_error_wrap(err, "listen %s:%d", ip.c_str(), port);
}
// notify the handler the fd changed.
if ((err = caster->on_stfd_change(listener->stfd())) != srs_success) {
return srs_error_wrap(err, "notify fd change failed");
}
string v = srs_listener_type2string(type);
srs_trace("%s listen at udp://%s:%d, fd=%d", v.c_str(), ip.c_str(), port, listener->fd());
return err;
}
SrsUdpCasterListener::SrsUdpCasterListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c) : SrsUdpStreamListener(svr, t, NULL)
{
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerMpegTsOverUdp);
if (type == SrsListenerMpegTsOverUdp) {
caster = new SrsMpegtsOverUdp(c);
}
}
SrsUdpCasterListener::~SrsUdpCasterListener()
{
srs_freep(caster);
}
SrsSignalManager* SrsSignalManager::instance = NULL;
SrsSignalManager::SrsSignalManager(SrsServer* s)
{
SrsSignalManager::instance = this;
server = s;
sig_pipe[0] = sig_pipe[1] = -1;
trd = new SrsSTCoroutine("signal", this, _srs_context->get_id());
signal_read_stfd = NULL;
}
SrsSignalManager::~SrsSignalManager()
{
srs_freep(trd);
srs_close_stfd(signal_read_stfd);
if (sig_pipe[0] > 0) {
::close(sig_pipe[0]);
}
if (sig_pipe[1] > 0) {
::close(sig_pipe[1]);
}
}
srs_error_t SrsSignalManager::initialize()
{
/* Create signal pipe */
if (pipe(sig_pipe) < 0) {
return srs_error_new(ERROR_SYSTEM_CREATE_PIPE, "create pipe");
}
if ((signal_read_stfd = srs_netfd_open(sig_pipe[0])) == NULL) {
return srs_error_new(ERROR_SYSTEM_CREATE_PIPE, "open pipe");
}
return srs_success;
}
srs_error_t SrsSignalManager::start()
{
srs_error_t err = srs_success;
/**
* Note that if multiple processes are used (see below),
* the signal pipe should be initialized after the fork(2) call
* so that each process has its own private pipe.
*/
struct sigaction sa;
/* Install sig_catcher() as a signal handler */
sa.sa_handler = SrsSignalManager::sig_catcher;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SRS_SIGNAL_RELOAD, &sa, NULL);
sa.sa_handler = SrsSignalManager::sig_catcher;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SRS_SIGNAL_FAST_QUIT, &sa, NULL);
sa.sa_handler = SrsSignalManager::sig_catcher;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SRS_SIGNAL_GRACEFULLY_QUIT, &sa, NULL);
sa.sa_handler = SrsSignalManager::sig_catcher;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SIGINT, &sa, NULL);
sa.sa_handler = SrsSignalManager::sig_catcher;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SRS_SIGNAL_REOPEN_LOG, &sa, NULL);
srs_trace("signal installed, reload=%d, reopen=%d, fast_quit=%d, grace_quit=%d",
SRS_SIGNAL_RELOAD, SRS_SIGNAL_REOPEN_LOG, SRS_SIGNAL_FAST_QUIT, SRS_SIGNAL_GRACEFULLY_QUIT);
if ((err = trd->start()) != srs_success) {
return srs_error_wrap(err, "signal manager");
}
return err;
}
srs_error_t SrsSignalManager::cycle()
{
srs_error_t err = srs_success;
while (true) {
if ((err = trd->pull()) != srs_success) {
return srs_error_wrap(err, "signal manager");
}
int signo;
/* Read the next signal from the pipe */
srs_read(signal_read_stfd, &signo, sizeof(int), SRS_UTIME_NO_TIMEOUT);
/* Process signal synchronously */
server->on_signal(signo);
}
return err;
}
void SrsSignalManager::sig_catcher(int signo)
{
int err;
/* Save errno to restore it after the write() */
err = errno;
/* write() is reentrant/async-safe */
int fd = SrsSignalManager::instance->sig_pipe[1];
write(fd, &signo, sizeof(int));
errno = err;
}
// Whether we are in docker, defined in main module.
extern bool _srs_in_docker;
SrsInotifyWorker::SrsInotifyWorker(SrsServer* s)
{
server = s;
trd = new SrsSTCoroutine("inotify", this);
inotify_fd = NULL;
}
SrsInotifyWorker::~SrsInotifyWorker()
{
srs_freep(trd);
srs_close_stfd(inotify_fd);
}
srs_error_t SrsInotifyWorker::start()
{
srs_error_t err = srs_success;
#ifndef SRS_OSX
// Whether enable auto reload config.
bool auto_reload = _srs_config->inotify_auto_reload();
if (!auto_reload && _srs_in_docker && _srs_config->auto_reload_for_docker()) {
srs_warn("enable auto reload for docker");
auto_reload = true;
}
if (!auto_reload) {
return err;
}
// Create inotify to watch config file.
int fd = ::inotify_init1(IN_NONBLOCK);
if (fd < 0) {
return srs_error_new(ERROR_INOTIFY_CREATE, "create inotify");
}
// Open as stfd to read by ST.
if ((inotify_fd = srs_netfd_open(fd)) == NULL) {
::close(fd);
return srs_error_new(ERROR_INOTIFY_OPENFD, "open fd=%d", fd);
}
if (((err = srs_fd_closeexec(fd))) != srs_success) {
return srs_error_wrap(err, "closeexec fd=%d", fd);
}
// /* the following are legal, implemented events that user-space can watch for */
// #define IN_ACCESS 0x00000001 /* File was accessed */
// #define IN_MODIFY 0x00000002 /* File was modified */
// #define IN_ATTRIB 0x00000004 /* Metadata changed */
// #define IN_CLOSE_WRITE 0x00000008 /* Writtable file was closed */
// #define IN_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */
// #define IN_OPEN 0x00000020 /* File was opened */
// #define IN_MOVED_FROM 0x00000040 /* File was moved from X */
// #define IN_MOVED_TO 0x00000080 /* File was moved to Y */
// #define IN_CREATE 0x00000100 /* Subfile was created */
// #define IN_DELETE 0x00000200 /* Subfile was deleted */
// #define IN_DELETE_SELF 0x00000400 /* Self was deleted */
// #define IN_MOVE_SELF 0x00000800 /* Self was moved */
//
// /* the following are legal events. they are sent as needed to any watch */
// #define IN_UNMOUNT 0x00002000 /* Backing fs was unmounted */
// #define IN_Q_OVERFLOW 0x00004000 /* Event queued overflowed */
// #define IN_IGNORED 0x00008000 /* File was ignored */
//
// /* helper events */
// #define IN_CLOSE (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE) /* close */
// #define IN_MOVE (IN_MOVED_FROM | IN_MOVED_TO) /* moves */
//
// /* special flags */
// #define IN_ONLYDIR 0x01000000 /* only watch the path if it is a directory */
// #define IN_DONT_FOLLOW 0x02000000 /* don't follow a sym link */
// #define IN_EXCL_UNLINK 0x04000000 /* exclude events on unlinked objects */
// #define IN_MASK_ADD 0x20000000 /* add to the mask of an already existing watch */
// #define IN_ISDIR 0x40000000 /* event occurred against dir */
// #define IN_ONESHOT 0x80000000 /* only send event once */
// Watch the config directory events.
string config_dir = srs_path_dirname(_srs_config->config());
uint32_t mask = IN_MODIFY | IN_CREATE | IN_MOVED_TO; int watch_conf = 0;
if ((watch_conf = ::inotify_add_watch(fd, config_dir.c_str(), mask)) < 0) {
return srs_error_new(ERROR_INOTIFY_WATCH, "watch file=%s, fd=%d, watch=%d, mask=%#x",
config_dir.c_str(), fd, watch_conf, mask);
}
srs_trace("auto reload watching fd=%d, watch=%d, file=%s", fd, watch_conf, config_dir.c_str());
if ((err = trd->start()) != srs_success) {
return srs_error_wrap(err, "inotify");
}
#endif
return err;
}
srs_error_t SrsInotifyWorker::cycle()
{
srs_error_t err = srs_success;
#ifndef SRS_OSX
string config_path = _srs_config->config();
string config_file = srs_path_basename(config_path);
string k8s_file = "..data";
while (true) {
char buf[4096];
ssize_t nn = srs_read(inotify_fd, buf, (size_t)sizeof(buf), SRS_UTIME_NO_TIMEOUT);
if (nn < 0) {
srs_warn("inotify ignore read failed, nn=%d", (int)nn);
break;
}
// Whether config file changed.
bool do_reload = false;
// Parse all inotify events.
inotify_event* ie = NULL;
for (char* ptr = buf; ptr < buf + nn; ptr += sizeof(inotify_event) + ie->len) {
ie = (inotify_event*)ptr;
if (!ie->len || !ie->name) {
continue;
}
string name = ie->name;
if ((name == k8s_file || name == config_file) && ie->mask & (IN_MODIFY|IN_CREATE|IN_MOVED_TO)) {
do_reload = true;
}
srs_trace("inotify event wd=%d, mask=%#x, len=%d, name=%s, reload=%d", ie->wd, ie->mask, ie->len, ie->name, do_reload);
}
// Notify server to do reload.
if (do_reload && srs_path_exists(config_path)) {
server->on_signal(SRS_SIGNAL_RELOAD);
}
srs_usleep(3000 * SRS_UTIME_MILLISECONDS);
}
#endif
return err;
}
ISrsServerCycle::ISrsServerCycle()
{
}
ISrsServerCycle::~ISrsServerCycle()
{
}
SrsServer::SrsServer()
{
signal_reload = false;
signal_persistence_config = false;
signal_gmc_stop = false;
signal_fast_quit = false;
signal_gracefully_quit = false;
pid_fd = -1;
signal_manager = new SrsSignalManager(this);
conn_manager = new SrsResourceManager("TCP", true);
latest_version_ = new SrsLatestVersion();
handler = NULL;
ppid = ::getppid();
// donot new object in constructor,
// for some global instance is not ready now,
// new these objects in initialize instead.
http_api_mux = new SrsHttpServeMux();
http_server = new SrsHttpServer(this);
http_heartbeat = new SrsHttpHeartbeat();
ingester = new SrsIngester();
trd_ = new SrsSTCoroutine("srs", this, _srs_context->get_id());
timer_ = NULL;
wg_ = NULL;
}
SrsServer::~SrsServer()
{
destroy();
}
void SrsServer::destroy()
{
srs_warn("start destroy server");
srs_freep(trd_);
srs_freep(timer_);
dispose();
srs_freep(http_api_mux);
srs_freep(http_server);
srs_freep(http_heartbeat);
srs_freep(ingester);
if (pid_fd > 0) {
::close(pid_fd);
pid_fd = -1;
}
srs_freep(signal_manager);
srs_freep(latest_version_);
srs_freep(conn_manager);
}
void SrsServer::dispose()
{
_srs_config->unsubscribe(this);
// prevent fresh clients.
close_listeners(SrsListenerRtmpStream);
close_listeners(SrsListenerHttpApi);
close_listeners(SrsListenerHttpsApi);
close_listeners(SrsListenerHttpStream);
close_listeners(SrsListenerHttpsStream);
close_listeners(SrsListenerMpegTsOverUdp);
close_listeners(SrsListenerFlv);
// Fast stop to notify FFMPEG to quit, wait for a while then fast kill.
ingester->dispose();
// dispose the source for hls and dvr.
_srs_sources->dispose();
// @remark don't dispose all connections, for too slow.
}
void SrsServer::gracefully_dispose()
{
_srs_config->unsubscribe(this);
// Always wait for a while to start.
srs_usleep(_srs_config->get_grace_start_wait());
srs_trace("start wait for %dms", srsu2msi(_srs_config->get_grace_start_wait()));
// prevent fresh clients.
close_listeners(SrsListenerRtmpStream);
close_listeners(SrsListenerHttpApi);
close_listeners(SrsListenerHttpsApi);
close_listeners(SrsListenerHttpStream);
close_listeners(SrsListenerHttpsStream);
close_listeners(SrsListenerMpegTsOverUdp);
close_listeners(SrsListenerFlv);
srs_trace("listeners closed");
// Fast stop to notify FFMPEG to quit, wait for a while then fast kill.
ingester->stop();
srs_trace("ingesters stopped");
// Wait for connections to quit.
// While gracefully quiting, user can requires SRS to fast quit.
int wait_step = 1;
while (!conn_manager->empty() && !signal_fast_quit) {
for (int i = 0; i < wait_step && !conn_manager->empty() && !signal_fast_quit; i++) {
srs_usleep(1000 * SRS_UTIME_MILLISECONDS);
}
wait_step = (wait_step * 2) % 33;
srs_trace("wait for %d conns to quit", (int)conn_manager->size());
}
// dispose the source for hls and dvr.
_srs_sources->dispose();
srs_trace("source disposed");
srs_usleep(_srs_config->get_grace_final_wait());
srs_trace("final wait for %dms", srsu2msi(_srs_config->get_grace_final_wait()));
}
srs_error_t SrsServer::initialize(ISrsServerCycle* ch)
{
srs_error_t err = srs_success;
// for the main objects(server, config, log, context),
// never subscribe handler in constructor,
// instead, subscribe handler in initialize method.
srs_assert(_srs_config);
_srs_config->subscribe(this);
handler = ch;
if(handler && (err = handler->initialize()) != srs_success){
return srs_error_wrap(err, "handler initialize");
}
if ((err = http_api_mux->initialize()) != srs_success) {
return srs_error_wrap(err, "http api initialize");
}
if ((err = http_server->initialize()) != srs_success) {
return srs_error_wrap(err, "http server initialize");
}
return err;
}
srs_error_t SrsServer::initialize_st()
{
srs_error_t err = srs_success;
// check asprocess.
bool asprocess = _srs_config->get_asprocess();
if (asprocess && ppid == 1) {
return srs_error_new(ERROR_SYSTEM_ASSERT_FAILED, "ppid=%d illegal for asprocess", ppid);
}
srs_trace("server main cid=%s, pid=%d, ppid=%d, asprocess=%d",
_srs_context->get_id().c_str(), ::getpid(), ppid, asprocess);
return err;
}
srs_error_t SrsServer::initialize_signal()
{
srs_error_t err = srs_success;
if ((err = signal_manager->initialize()) != srs_success) {
return srs_error_wrap(err, "init signal manager");
}
// Start the version query coroutine.
if ((err = latest_version_->start()) != srs_success) {
return srs_error_wrap(err, "start version query");
}
return err;
}
srs_error_t SrsServer::acquire_pid_file()
{
srs_error_t err = srs_success;
// when srs in dolphin mode, no need the pid file.
if (_srs_config->is_dolphin()) {
return srs_success;
}
std::string pid_file = _srs_config->get_pid_file();
// Try to create dir for pid file.
string pid_dir = srs_path_dirname(pid_file);
if (!srs_path_exists(pid_dir)) {
if ((err = srs_create_dir_recursively(pid_dir)) != srs_success) {
return srs_error_wrap(err, "create %s", pid_dir.c_str());
}
}
// -rw-r--r--
// 644
int mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
int fd;
// open pid file
if ((fd = ::open(pid_file.c_str(), O_WRONLY | O_CREAT, mode)) == -1) {
return srs_error_new(ERROR_SYSTEM_PID_ACQUIRE, "open pid file=%s", pid_file.c_str());
}
// require write lock
struct flock lock;
lock.l_type = F_WRLCK; // F_RDLCK, F_WRLCK, F_UNLCK
lock.l_start = 0; // type offset, relative to l_whence
lock.l_whence = SEEK_SET; // SEEK_SET, SEEK_CUR, SEEK_END
lock.l_len = 0;
if (fcntl(fd, F_SETLK, &lock) == -1) {
if(errno == EACCES || errno == EAGAIN) {
::close(fd);
srs_error("srs is already running!");
return srs_error_new(ERROR_SYSTEM_PID_ALREADY_RUNNING, "srs is already running");
}
return srs_error_new(ERROR_SYSTEM_PID_LOCK, "access to pid=%s", pid_file.c_str());
}
// truncate file
if (ftruncate(fd, 0) != 0) {
return srs_error_new(ERROR_SYSTEM_PID_TRUNCATE_FILE, "truncate pid file=%s", pid_file.c_str());
}
// write the pid
string pid = srs_int2str(getpid());
if (write(fd, pid.c_str(), pid.length()) != (int)pid.length()) {
return srs_error_new(ERROR_SYSTEM_PID_WRITE_FILE, "write pid=%s to file=%s", pid.c_str(), pid_file.c_str());
}
// auto close when fork child process.
int val;
if ((val = fcntl(fd, F_GETFD, 0)) < 0) {
return srs_error_new(ERROR_SYSTEM_PID_GET_FILE_INFO, "fcntl fd=%d", fd);
}
val |= FD_CLOEXEC;
if (fcntl(fd, F_SETFD, val) < 0) {
return srs_error_new(ERROR_SYSTEM_PID_SET_FILE_INFO, "lock file=%s fd=%d", pid_file.c_str(), fd);
}
srs_trace("write pid=%s to %s success!", pid.c_str(), pid_file.c_str());
pid_fd = fd;
return srs_success;
}
srs_error_t SrsServer::listen()
{
srs_error_t err = srs_success;
if ((err = listen_rtmp()) != srs_success) {
return srs_error_wrap(err, "rtmp listen");
}
if ((err = listen_http_api()) != srs_success) {
return srs_error_wrap(err, "http api listen");
}
if ((err = listen_https_api()) != srs_success) {
return srs_error_wrap(err, "https api listen");
}
if ((err = listen_http_stream()) != srs_success) {
return srs_error_wrap(err, "http stream listen");
}
if ((err = listen_https_stream()) != srs_success) {
return srs_error_wrap(err, "https stream listen");
}
if ((err = listen_stream_caster()) != srs_success) {
return srs_error_wrap(err, "stream caster listen");
}
if ((err = conn_manager->start()) != srs_success) {
return srs_error_wrap(err, "connection manager");
}
return err;
}
srs_error_t SrsServer::register_signal()
{
srs_error_t err = srs_success;
if ((err = signal_manager->start()) != srs_success) {
return srs_error_wrap(err, "signal manager start");
}
return err;
}
srs_error_t SrsServer::http_handle()
{
srs_error_t err = srs_success;
if ((err = http_api_mux->handle("/", new SrsGoApiRoot())) != srs_success) {
return srs_error_wrap(err, "handle /");
}
if ((err = http_api_mux->handle("/api/", new SrsGoApiApi())) != srs_success) {
return srs_error_wrap(err, "handle api");
}
if ((err = http_api_mux->handle("/api/v1/", new SrsGoApiV1())) != srs_success) {
return srs_error_wrap(err, "handle v1");
}
if ((err = http_api_mux->handle("/api/v1/versions", new SrsGoApiVersion())) != srs_success) {
return srs_error_wrap(err, "handle versions");
}
if ((err = http_api_mux->handle("/api/v1/summaries", new SrsGoApiSummaries())) != srs_success) {
return srs_error_wrap(err, "handle summaries");
}
if ((err = http_api_mux->handle("/api/v1/rusages", new SrsGoApiRusages())) != srs_success) {
return srs_error_wrap(err, "handle rusages");
}
if ((err = http_api_mux->handle("/api/v1/self_proc_stats", new SrsGoApiSelfProcStats())) != srs_success) {
return srs_error_wrap(err, "handle self proc stats");
}
if ((err = http_api_mux->handle("/api/v1/system_proc_stats", new SrsGoApiSystemProcStats())) != srs_success) {
return srs_error_wrap(err, "handle system proc stats");
}
if ((err = http_api_mux->handle("/api/v1/meminfos", new SrsGoApiMemInfos())) != srs_success) {
return srs_error_wrap(err, "handle meminfos");
}
if ((err = http_api_mux->handle("/api/v1/authors", new SrsGoApiAuthors())) != srs_success) {
return srs_error_wrap(err, "handle authors");
}
if ((err = http_api_mux->handle("/api/v1/features", new SrsGoApiFeatures())) != srs_success) {
return srs_error_wrap(err, "handle features");
}
if ((err = http_api_mux->handle("/api/v1/vhosts/", new SrsGoApiVhosts())) != srs_success) {
return srs_error_wrap(err, "handle vhosts");
}
if ((err = http_api_mux->handle("/api/v1/streams/", new SrsGoApiStreams())) != srs_success) {
return srs_error_wrap(err, "handle streams");
}
if ((err = http_api_mux->handle("/api/v1/clients/", new SrsGoApiClients())) != srs_success) {
return srs_error_wrap(err, "handle clients");
}
if ((err = http_api_mux->handle("/api/v1/raw", new SrsGoApiRaw(this))) != srs_success) {
return srs_error_wrap(err, "handle raw");
}
if ((err = http_api_mux->handle("/api/v1/clusters", new SrsGoApiClusters())) != srs_success) {
return srs_error_wrap(err, "handle clusters");
}
// test the request info.
if ((err = http_api_mux->handle("/api/v1/tests/requests", new SrsGoApiRequests())) != srs_success) {
return srs_error_wrap(err, "handle tests requests");
}
// test the error code response.
if ((err = http_api_mux->handle("/api/v1/tests/errors", new SrsGoApiError())) != srs_success) {
return srs_error_wrap(err, "handle tests errors");
}
// test the redirect mechenism.
if ((err = http_api_mux->handle("/api/v1/tests/redirects", new SrsHttpRedirectHandler("/api/v1/tests/errors", SRS_CONSTS_HTTP_MovedPermanently))) != srs_success) {
return srs_error_wrap(err, "handle tests redirects");
}
// test the http vhost.
if ((err = http_api_mux->handle("error.srs.com/api/v1/tests/errors", new SrsGoApiError())) != srs_success) {
return srs_error_wrap(err, "handle tests errors for error.srs.com");
}
#ifdef SRS_GPERF
// The test api for get tcmalloc stats.
// @see Memory Introspection in https://gperftools.github.io/gperftools/tcmalloc.html
if ((err = http_api_mux->handle("/api/v1/tcmalloc", new SrsGoApiTcmalloc())) != srs_success) {
return srs_error_wrap(err, "handle tests errors");
}
#endif
// TODO: FIXME: for console.
// TODO: FIXME: support reload.
std::string dir = _srs_config->get_http_stream_dir() + "/console";
if ((err = http_api_mux->handle("/console/", new SrsHttpFileServer(dir))) != srs_success) {
return srs_error_wrap(err, "handle console at %s", dir.c_str());
}
srs_trace("http: api mount /console to %s", dir.c_str());
return err;
}
srs_error_t SrsServer::ingest()
{
srs_error_t err = srs_success;
if ((err = ingester->start()) != srs_success) {
return srs_error_wrap(err, "ingest start");
}
return err;
}
srs_error_t SrsServer::start(SrsWaitGroup* wg)
{
srs_error_t err = srs_success;
if ((err = _srs_sources->initialize()) != srs_success) {
return srs_error_wrap(err, "sources");
}
if ((err = trd_->start()) != srs_success) {
return srs_error_wrap(err, "start");
}
if ((err = setup_ticks()) != srs_success) {
return srs_error_wrap(err, "tick");
}
// OK, we start SRS server.
wg_ = wg;
wg->add(1);
return err;
}
void SrsServer::stop()
{
#ifdef SRS_GPERF_MC
dispose();
// remark, for gmc, never invoke the exit().
srs_warn("sleep a long time for system st-threads to cleanup.");
srs_usleep(3 * 1000 * 1000);
srs_warn("system quit");
// For GCM, cleanup done.
return;
#endif
// quit normally.
srs_warn("main cycle terminated, system quit normally.");
// fast quit, do some essential cleanup.
if (signal_fast_quit) {
dispose(); // TODO: FIXME: Rename to essential_dispose.
srs_trace("srs disposed");
}
// gracefully quit, do carefully cleanup.
if (signal_gracefully_quit) {
gracefully_dispose();
srs_trace("srs gracefully quit");
}
srs_trace("srs terminated");
// for valgrind to detect.
srs_freep(_srs_config);
srs_freep(_srs_log);
}
srs_error_t SrsServer::cycle()
{
srs_error_t err = srs_success;
// Start the inotify auto reload by watching config file.
SrsInotifyWorker inotify(this);
if ((err = inotify.start()) != srs_success) {
return srs_error_wrap(err, "start inotify");
}
// Do server main cycle.
err = do_cycle();
// OK, SRS server is done.
wg_->done();
return err;
}
void SrsServer::on_signal(int signo)
{
if (signo == SRS_SIGNAL_RELOAD) {
srs_trace("reload config, signo=%d", signo);
signal_reload = true;
return;
}
#ifndef SRS_GPERF_MC
if (signo == SRS_SIGNAL_REOPEN_LOG) {
_srs_log->reopen();
if (handler) {
handler->on_logrotate();
}
srs_warn("reopen log file, signo=%d", signo);
return;
}
#endif
#ifdef SRS_GPERF_MC
if (signo == SRS_SIGNAL_REOPEN_LOG) {
signal_gmc_stop = true;
srs_warn("for gmc, the SIGUSR1 used as SIGINT, signo=%d", signo);
return;
}
#endif
if (signo == SRS_SIGNAL_PERSISTENCE_CONFIG) {
signal_persistence_config = true;
return;
}
if (signo == SIGINT) {
#ifdef SRS_GPERF_MC
srs_trace("gmc is on, main cycle will terminate normally, signo=%d", signo);
signal_gmc_stop = true;
#endif
}
// For K8S, force to gracefully quit for gray release or canary.
// @see https://github.com/ossrs/srs/issues/1595#issuecomment-587473037
if (signo == SRS_SIGNAL_FAST_QUIT && _srs_config->is_force_grace_quit()) {
srs_trace("force gracefully quit, signo=%d", signo);
signo = SRS_SIGNAL_GRACEFULLY_QUIT;
}
if ((signo == SIGINT || signo == SRS_SIGNAL_FAST_QUIT) && !signal_fast_quit) {
srs_trace("sig=%d, user terminate program, fast quit", signo);
signal_fast_quit = true;
return;
}
if (signo == SRS_SIGNAL_GRACEFULLY_QUIT && !signal_gracefully_quit) {
srs_trace("sig=%d, user start gracefully quit", signo);
signal_gracefully_quit = true;
return;
}
}
srs_error_t SrsServer::do_cycle()
{
srs_error_t err = srs_success;
// for asprocess.
bool asprocess = _srs_config->get_asprocess();
while (true) {
if ((err = trd_->pull()) != srs_success) {
return srs_error_wrap(err, "pull");
}
if (handler && (err = handler->on_cycle()) != srs_success) {
return srs_error_wrap(err, "handle callback");
}
// asprocess check.
if (asprocess && ::getppid() != ppid) {
return srs_error_new(ERROR_ASPROCESS_PPID, "asprocess ppid changed from %d to %d", ppid, ::getppid());
}
// gracefully quit for SIGINT or SIGTERM or SIGQUIT.
if (signal_fast_quit || signal_gracefully_quit) {
srs_trace("cleanup for quit signal fast=%d, grace=%d", signal_fast_quit, signal_gracefully_quit);
return err;
}
// for gperf heap checker,
// @see: research/gperftools/heap-checker/heap_checker.cc
// if user interrupt the program, exit to check mem leak.
// but, if gperf, use reload to ensure main return normally,
// because directly exit will cause core-dump.
#ifdef SRS_GPERF_MC
if (signal_gmc_stop) {
srs_warn("gmc got singal to stop server.");
return err;
}
#endif
// do persistence config to file.
if (signal_persistence_config) {
signal_persistence_config = false;
srs_info("get signal to persistence config to file.");
if ((err = _srs_config->persistence()) != srs_success) {
return srs_error_wrap(err, "config persistence to file");
}
srs_trace("persistence config to file success.");
}
// do reload the config.
if (signal_reload) {
signal_reload = false;
srs_info("get signal to reload the config.");
if ((err = _srs_config->reload()) != srs_success) {
return srs_error_wrap(err, "config reload");
}
srs_trace("reload config success.");
}
srs_usleep(1 * SRS_UTIME_SECONDS);
}
return err;
}
srs_error_t SrsServer::setup_ticks()
{
srs_error_t err = srs_success;
srs_freep(timer_);
timer_ = new SrsHourGlass("srs", this, 1 * SRS_UTIME_SECONDS);
if (_srs_config->get_stats_enabled()) {
if ((err = timer_->tick(2, 3 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(4, 6 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(5, 6 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(6, 9 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(7, 9 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(8, 3 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
if ((err = timer_->tick(10, 9 * SRS_UTIME_SECONDS)) != srs_success) {
return srs_error_wrap(err, "tick");
}
}
if (_srs_config->get_heartbeat_enabled()) {
if ((err = timer_->tick(9, _srs_config->get_heartbeat_interval())) != srs_success) {
return srs_error_wrap(err, "tick");
}
}
if ((err = timer_->start()) != srs_success) {
return srs_error_wrap(err, "timer");
}
return err;
}
srs_error_t SrsServer::notify(int event, srs_utime_t interval, srs_utime_t tick)
{
srs_error_t err = srs_success;
switch (event) {
case 2: srs_update_system_rusage(); break;
case 4: srs_update_disk_stat(); break;
case 5: srs_update_meminfo(); break;
case 6: srs_update_platform_info(); break;
case 7: srs_update_network_devices(); break;
case 8: resample_kbps(); break;
case 9: http_heartbeat->heartbeat(); break;
case 10: srs_update_udp_snmp_statistic(); break;
}
return err;
}
srs_error_t SrsServer::listen_rtmp()
{
srs_error_t err = srs_success;
// stream service port.
std::vector<std::string> ip_ports = _srs_config->get_listens();
srs_assert((int)ip_ports.size() > 0);
close_listeners(SrsListenerRtmpStream);
for (int i = 0; i < (int)ip_ports.size(); i++) {
SrsListener* listener = new SrsBufferListener(this, SrsListenerRtmpStream);
listeners.push_back(listener);
int port; string ip;
srs_parse_endpoint(ip_ports[i], ip, port);
if ((err = listener->listen(ip, port)) != srs_success) {
srs_error_wrap(err, "rtmp listen %s:%d", ip.c_str(), port);
}
}
return err;
}
srs_error_t SrsServer::listen_http_api()
{
srs_error_t err = srs_success;
close_listeners(SrsListenerHttpApi);
if (_srs_config->get_http_api_enabled()) {
SrsListener* listener = new SrsBufferListener(this, SrsListenerHttpApi);
listeners.push_back(listener);
std::string ep = _srs_config->get_http_api_listen();
std::string ip;
int port;
srs_parse_endpoint(ep, ip, port);
if ((err = listener->listen(ip, port)) != srs_success) {
return srs_error_wrap(err, "http api listen %s:%d", ip.c_str(), port);
}
}
return err;
}
srs_error_t SrsServer::listen_https_api()
{
srs_error_t err = srs_success;
close_listeners(SrsListenerHttpsApi);
if (_srs_config->get_https_api_enabled()) {
SrsListener* listener = new SrsBufferListener(this, SrsListenerHttpsApi);
listeners.push_back(listener);
std::string ep = _srs_config->get_https_api_listen();
std::string ip;
int port;
srs_parse_endpoint(ep, ip, port);
if ((err = listener->listen(ip, port)) != srs_success) {
return srs_error_wrap(err, "https api listen %s:%d", ip.c_str(), port);
}
}
return err;
}
srs_error_t SrsServer::listen_http_stream()
{
srs_error_t err = srs_success;
close_listeners(SrsListenerHttpStream);
if (_srs_config->get_http_stream_enabled()) {
SrsListener* listener = new SrsBufferListener(this, SrsListenerHttpStream);
listeners.push_back(listener);
std::string ep = _srs_config->get_http_stream_listen();
std::string ip;
int port;
srs_parse_endpoint(ep, ip, port);
if ((err = listener->listen(ip, port)) != srs_success) {
return srs_error_wrap(err, "http stream listen %s:%d", ip.c_str(), port);
}
}
return err;
}
srs_error_t SrsServer::listen_https_stream()
{
srs_error_t err = srs_success;
close_listeners(SrsListenerHttpsStream);
if (_srs_config->get_https_stream_enabled()) {
SrsListener* listener = new SrsBufferListener(this, SrsListenerHttpsStream);
listeners.push_back(listener);
std::string ep = _srs_config->get_https_stream_listen();
std::string ip;
int port;
srs_parse_endpoint(ep, ip, port);
if ((err = listener->listen(ip, port)) != srs_success) {
return srs_error_wrap(err, "https stream listen %s:%d", ip.c_str(), port);
}
}
return err;
}
srs_error_t SrsServer::listen_stream_caster()
{
srs_error_t err = srs_success;
close_listeners(SrsListenerMpegTsOverUdp);
std::vector<SrsConfDirective*>::iterator it;
std::vector<SrsConfDirective*> stream_casters = _srs_config->get_stream_casters();
for (it = stream_casters.begin(); it != stream_casters.end(); ++it) {
SrsConfDirective* stream_caster = *it;
if (!_srs_config->get_stream_caster_enabled(stream_caster)) {
continue;
}
SrsListener* listener = NULL;
std::string caster = _srs_config->get_stream_caster_engine(stream_caster);
if (srs_stream_caster_is_udp(caster)) {
listener = new SrsUdpCasterListener(this, SrsListenerMpegTsOverUdp, stream_caster);
} else if (srs_stream_caster_is_flv(caster)) {
listener = new SrsHttpFlvListener(this, SrsListenerFlv, stream_caster);
} else {
return srs_error_new(ERROR_STREAM_CASTER_ENGINE, "invalid caster %s", caster.c_str());
}
srs_assert(listener != NULL);
listeners.push_back(listener);
int port = _srs_config->get_stream_caster_listen(stream_caster);
if (port <= 0) {
return srs_error_new(ERROR_STREAM_CASTER_PORT, "invalid port=%d", port);
}
// TODO: support listen at <[ip:]port>
if ((err = listener->listen(srs_any_address_for_listener(), port)) != srs_success) {
return srs_error_wrap(err, "listen at %d", port);
}
}
return err;
}
void SrsServer::close_listeners(SrsListenerType type)
{
std::vector<SrsListener*>::iterator it;
for (it = listeners.begin(); it != listeners.end();) {
SrsListener* listener = *it;
if (listener->listen_type() != type) {
++it;
continue;
}
srs_freep(listener);
it = listeners.erase(it);
}
}
void SrsServer::resample_kbps()
{
SrsStatistic* stat = SrsStatistic::instance();
// collect delta from all clients.
for (int i = 0; i < (int)conn_manager->size(); i++) {
ISrsResource* c = conn_manager->at(i);
ISrsKbpsDelta* conn = dynamic_cast<ISrsKbpsDelta*>(conn_manager->at(i));
// add delta of connection to server kbps.,
// for next sample() of server kbps can get the stat.
stat->kbps_add_delta(c->get_id().c_str(), conn);
}
// TODO: FXME: support all other connections.
// sample the kbps, get the stat.
SrsKbps* kbps = stat->kbps_sample();
srs_update_rtmp_server((int)conn_manager->size(), kbps);
}
srs_error_t SrsServer::accept_client(SrsListenerType type, srs_netfd_t stfd)
{
srs_error_t err = srs_success;
ISrsStartableConneciton* conn = NULL;
if ((err = fd_to_resource(type, stfd, &conn)) != srs_success) {
if (srs_error_code(err) == ERROR_SOCKET_GET_PEER_IP && _srs_config->empty_ip_ok()) {
srs_close_stfd(stfd); srs_error_reset(err);
return srs_success;
}
return srs_error_wrap(err, "fd to resource");
}
srs_assert(conn);
// directly enqueue, the cycle thread will remove the client.
conn_manager->add(conn);
if ((err = conn->start()) != srs_success) {
return srs_error_wrap(err, "start conn coroutine");
}
return err;
}
SrsHttpServeMux* SrsServer::api_server()
{
return http_api_mux;
}
srs_error_t SrsServer::fd_to_resource(SrsListenerType type, srs_netfd_t stfd, ISrsStartableConneciton** pr)
{
srs_error_t err = srs_success;
int fd = srs_netfd_fileno(stfd);
string ip = srs_get_peer_ip(fd);
int port = srs_get_peer_port(fd);
// for some keep alive application, for example, the keepalived,
// will send some tcp packet which we cann't got the ip,
// we just ignore it.
if (ip.empty()) {
return srs_error_new(ERROR_SOCKET_GET_PEER_IP, "ignore empty ip, fd=%d", fd);
}
// check connection limitation.
int max_connections = _srs_config->get_max_connections();
if (handler && (err = handler->on_accept_client(max_connections, (int)conn_manager->size())) != srs_success) {
return srs_error_wrap(err, "drop client fd=%d, ip=%s:%d, max=%d, cur=%d for err: %s",
fd, ip.c_str(), port, max_connections, (int)conn_manager->size(), srs_error_desc(err).c_str());
}
if ((int)conn_manager->size() >= max_connections) {
return srs_error_new(ERROR_EXCEED_CONNECTIONS, "drop fd=%d, ip=%s:%d, max=%d, cur=%d for exceed connection limits",
fd, ip.c_str(), port, max_connections, (int)conn_manager->size());
}
// avoid fd leak when fork.
// @see https://github.com/ossrs/srs/issues/518
if (true) {
int val;
if ((val = fcntl(fd, F_GETFD, 0)) < 0) {
return srs_error_new(ERROR_SYSTEM_PID_GET_FILE_INFO, "fnctl F_GETFD error! fd=%d", fd);
}
val |= FD_CLOEXEC;
if (fcntl(fd, F_SETFD, val) < 0) {
return srs_error_new(ERROR_SYSTEM_PID_SET_FILE_INFO, "fcntl F_SETFD error! fd=%d", fd);
}
}
// The context id may change during creating the bellow objects.
SrsContextRestore(_srs_context->get_id());
if (type == SrsListenerRtmpStream) {
*pr = new SrsRtmpConn(this, stfd, ip, port);
} else if (type == SrsListenerHttpApi) {
*pr = new SrsHttpApi(false, this, stfd, http_api_mux, ip, port);
} else if (type == SrsListenerHttpsApi) {
*pr = new SrsHttpApi(true, this, stfd, http_api_mux, ip, port);
} else if (type == SrsListenerHttpStream) {
*pr = new SrsResponseOnlyHttpConn(false, this, stfd, http_server, ip, port);
} else if (type == SrsListenerHttpsStream) {
*pr = new SrsResponseOnlyHttpConn(true, this, stfd, http_server, ip, port);
} else {
srs_warn("close for no service handler. fd=%d, ip=%s:%d", fd, ip.c_str(), port);
srs_close_stfd(stfd);
return err;
}
return err;
}
void SrsServer::remove(ISrsResource* c)
{
ISrsStartableConneciton* conn = dynamic_cast<ISrsStartableConneciton*>(c);
SrsStatistic* stat = SrsStatistic::instance();
stat->kbps_add_delta(c->get_id().c_str(), conn);
stat->on_disconnect(c->get_id().c_str());
// use manager to free it async.
conn_manager->remove(c);
}
srs_error_t SrsServer::on_reload_listen()
{
srs_error_t err = srs_success;
if ((err = listen()) != srs_success) {
return srs_error_wrap(err, "reload listen");
}
return err;
}
srs_error_t SrsServer::on_reload_pid()
{
srs_error_t err = srs_success;
if (pid_fd > 0) {
::close(pid_fd);
pid_fd = -1;
}
if ((err = acquire_pid_file()) != srs_success) {
return srs_error_wrap(err, "reload pid");
}
return err;
}
srs_error_t SrsServer::on_reload_vhost_added(std::string vhost)
{
srs_error_t err = srs_success;
if (!_srs_config->get_vhost_http_enabled(vhost)) {
return err;
}
// TODO: FIXME: should handle the event in SrsHttpStaticServer
if ((err = on_reload_vhost_http_updated()) != srs_success) {
return srs_error_wrap(err, "reload vhost added");
}
return err;
}
srs_error_t SrsServer::on_reload_vhost_removed(std::string /*vhost*/)
{
srs_error_t err = srs_success;
// TODO: FIXME: should handle the event in SrsHttpStaticServer
if ((err = on_reload_vhost_http_updated()) != srs_success) {
return srs_error_wrap(err, "reload vhost removed");
}
return err;
}
srs_error_t SrsServer::on_reload_http_api_enabled()
{
srs_error_t err = srs_success;
if ((err = listen_http_api()) != srs_success) {
return srs_error_wrap(err, "reload http_api");
}
if ((err = listen_https_api()) != srs_success) {
return srs_error_wrap(err, "reload https_api");
}
return err;
}
srs_error_t SrsServer::on_reload_http_api_disabled()
{
close_listeners(SrsListenerHttpApi);
close_listeners(SrsListenerHttpsApi);
return srs_success;
}
srs_error_t SrsServer::on_reload_http_stream_enabled()
{
srs_error_t err = srs_success;
if ((err = listen_http_stream()) != srs_success) {
return srs_error_wrap(err, "reload http_stream enabled");
}
if ((err = listen_https_stream()) != srs_success) {
return srs_error_wrap(err, "reload https_stream enabled");
}
return err;
}
srs_error_t SrsServer::on_reload_http_stream_disabled()
{
close_listeners(SrsListenerHttpStream);
close_listeners(SrsListenerHttpsStream);
return srs_success;
}
// TODO: FIXME: rename to http_remux
srs_error_t SrsServer::on_reload_http_stream_updated()
{
srs_error_t err = srs_success;
if ((err = on_reload_http_stream_enabled()) != srs_success) {
return srs_error_wrap(err, "reload http_stream updated");
}
// TODO: FIXME: should handle the event in SrsHttpStaticServer
if ((err = on_reload_vhost_http_updated()) != srs_success) {
return srs_error_wrap(err, "reload http_stream updated");
}
return err;
}
srs_error_t SrsServer::on_publish(SrsLiveSource* s, SrsRequest* r)
{
srs_error_t err = srs_success;
if ((err = http_server->http_mount(s, r)) != srs_success) {
return srs_error_wrap(err, "http mount");
}
SrsCoWorkers* coworkers = SrsCoWorkers::instance();
if ((err = coworkers->on_publish(s, r)) != srs_success) {
return srs_error_wrap(err, "coworkers");
}
return err;
}
void SrsServer::on_unpublish(SrsLiveSource* s, SrsRequest* r)
{
http_server->http_unmount(s, r);
SrsCoWorkers* coworkers = SrsCoWorkers::instance();
coworkers->on_unpublish(s, r);
}
SrsServerAdapter::SrsServerAdapter()
{
srs = new SrsServer();
}
SrsServerAdapter::~SrsServerAdapter()
{
srs_freep(srs);
}
srs_error_t SrsServerAdapter::initialize()
{
srs_error_t err = srs_success;
return err;
}
srs_error_t SrsServerAdapter::run(SrsWaitGroup* wg)
{
srs_error_t err = srs_success;
// Initialize the whole system, set hooks to handle server level events.
if ((err = srs->initialize(NULL)) != srs_success) {
return srs_error_wrap(err, "server initialize");
}
if ((err = srs->initialize_st()) != srs_success) {
return srs_error_wrap(err, "initialize st");
}
if ((err = srs->acquire_pid_file()) != srs_success) {
return srs_error_wrap(err, "acquire pid file");
}
if ((err = srs->initialize_signal()) != srs_success) {
return srs_error_wrap(err, "initialize signal");
}
if ((err = srs->listen()) != srs_success) {
return srs_error_wrap(err, "listen");
}
if ((err = srs->register_signal()) != srs_success) {
return srs_error_wrap(err, "register signal");
}
if ((err = srs->http_handle()) != srs_success) {
return srs_error_wrap(err, "http handle");
}
if ((err = srs->ingest()) != srs_success) {
return srs_error_wrap(err, "ingest");
}
if ((err = srs->start(wg)) != srs_success) {
return srs_error_wrap(err, "start");
}
return err;
}
void SrsServerAdapter::stop()
{
}
SrsServer* SrsServerAdapter::instance()
{
return srs;
}
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