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srs/trunk/src/protocol/srs_protocol_rtmp_conn.cpp
2023-10-23 14:33:19 +08:00

229 lines
6.6 KiB
C++

//
// Copyright (c) 2013-2023 The SRS Authors
//
// SPDX-License-Identifier: MIT
//
#include <srs_protocol_rtmp_conn.hpp>
#include <unistd.h>
using namespace std;
#include <srs_protocol_kbps.hpp>
#include <srs_protocol_rtmp_stack.hpp>
#include <srs_protocol_st.hpp>
#include <srs_protocol_amf0.hpp>
#include <srs_protocol_utility.hpp>
#include <srs_protocol_utility.hpp>
SrsBasicRtmpClient::SrsBasicRtmpClient(string r, srs_utime_t ctm, srs_utime_t stm)
{
kbps = new SrsNetworkKbps();
url = r;
connect_timeout = ctm;
stream_timeout = stm;
req = new SrsRequest();
srs_parse_rtmp_url(url, req->tcUrl, req->stream);
srs_discovery_tc_url(req->tcUrl, req->schema, req->host, req->vhost, req->app, req->stream, req->port, req->param);
transport = NULL;
client = NULL;
stream_id = 0;
}
SrsBasicRtmpClient::~SrsBasicRtmpClient()
{
close();
srs_freep(kbps);
srs_freep(req);
}
SrsAmf0Object* SrsBasicRtmpClient::extra_args()
{
if (req->args == NULL) {
req->args = SrsAmf0Any::object();
}
return req->args;
}
srs_error_t SrsBasicRtmpClient::connect()
{
srs_error_t err = srs_success;
close();
transport = new SrsTcpClient(req->host, req->port, srs_utime_t(connect_timeout));
client = new SrsRtmpClient(transport);
kbps->set_io(transport, transport);
if ((err = transport->connect()) != srs_success) {
close();
return srs_error_wrap(err, "connect");
}
client->set_recv_timeout(stream_timeout);
client->set_send_timeout(stream_timeout);
// connect to vhost/app
if ((err = client->handshake()) != srs_success) {
return srs_error_wrap(err, "handshake");
}
if ((err = connect_app()) != srs_success) {
return srs_error_wrap(err, "connect app");
}
if ((err = client->create_stream(stream_id)) != srs_success) {
return srs_error_wrap(err, "create stream_id=%d", stream_id);
}
return err;
}
void SrsBasicRtmpClient::close()
{
kbps->set_io(NULL, NULL);
srs_freep(client);
srs_freep(transport);
}
srs_error_t SrsBasicRtmpClient::connect_app()
{
return do_connect_app(srs_get_public_internet_address(), false);
}
srs_error_t SrsBasicRtmpClient::do_connect_app(string local_ip, bool debug)
{
srs_error_t err = srs_success;
// notify server the edge identity,
SrsAmf0Object* data = extra_args();
data->set("srs_sig", SrsAmf0Any::str(RTMP_SIG_SRS_KEY));
data->set("srs_server", SrsAmf0Any::str(RTMP_SIG_SRS_SERVER));
data->set("srs_license", SrsAmf0Any::str(RTMP_SIG_SRS_LICENSE));
data->set("srs_url", SrsAmf0Any::str(RTMP_SIG_SRS_URL));
data->set("srs_version", SrsAmf0Any::str(RTMP_SIG_SRS_VERSION));
// for edge to directly get the id of client.
data->set("srs_pid", SrsAmf0Any::number(getpid()));
data->set("srs_id", SrsAmf0Any::str(_srs_context->get_id().c_str()));
// local ip of edge
data->set("srs_server_ip", SrsAmf0Any::str(local_ip.c_str()));
// generate the tcUrl
std::string param = "";
std::string target_vhost = req->vhost;
std::string tc_url = srs_generate_tc_url("rtmp", req->host, req->vhost, req->app, req->port);
// replace the tcUrl in request,
// which will replace the tc_url in client.connect_app().
req->tcUrl = tc_url;
// upnode server identity will show in the connect_app of client.
// the debug_srs_upnode is config in vhost and default to true.
SrsServerInfo si;
if ((err = client->connect_app(req->app, tc_url, req, debug, &si)) != srs_success) {
return srs_error_wrap(err, "connect app tcUrl=%s, debug=%d", tc_url.c_str(), debug);
}
return err;
}
srs_error_t SrsBasicRtmpClient::publish(int chunk_size, bool with_vhost, std::string* pstream)
{
srs_error_t err = srs_success;
// Pass params in stream, @see https://github.com/ossrs/srs/issues/1031#issuecomment-409745733
string stream = srs_generate_stream_with_query(req->host, req->vhost, req->stream, req->param, with_vhost);
// Return the generated stream.
if (pstream) {
*pstream = stream;
}
// publish.
if ((err = client->publish(stream, stream_id, chunk_size)) != srs_success) {
return srs_error_wrap(err, "publish failed, stream=%s, stream_id=%d", stream.c_str(), stream_id);
}
return err;
}
srs_error_t SrsBasicRtmpClient::play(int chunk_size, bool with_vhost, std::string* pstream)
{
srs_error_t err = srs_success;
// Pass params in stream, @see https://github.com/ossrs/srs/issues/1031#issuecomment-409745733
string stream = srs_generate_stream_with_query(req->host, req->vhost, req->stream, req->param, with_vhost);
// Return the generated stream.
if (pstream) {
*pstream = stream;
}
if ((err = client->play(stream, stream_id, chunk_size)) != srs_success) {
return srs_error_wrap(err, "connect with server failed, stream=%s, stream_id=%d", stream.c_str(), stream_id);
}
return err;
}
void SrsBasicRtmpClient::kbps_sample(const char* label, srs_utime_t age)
{
kbps->sample();
int sr = kbps->get_send_kbps();
int sr30s = kbps->get_send_kbps_30s();
int sr5m = kbps->get_send_kbps_5m();
int rr = kbps->get_recv_kbps();
int rr30s = kbps->get_recv_kbps_30s();
int rr5m = kbps->get_recv_kbps_5m();
srs_trace("<- %s time=%" PRId64 ", okbps=%d,%d,%d, ikbps=%d,%d,%d", label, srsu2ms(age), sr, sr30s, sr5m, rr, rr30s, rr5m);
}
void SrsBasicRtmpClient::kbps_sample(const char* label, srs_utime_t age, int msgs)
{
kbps->sample();
int sr = kbps->get_send_kbps();
int sr30s = kbps->get_send_kbps_30s();
int sr5m = kbps->get_send_kbps_5m();
int rr = kbps->get_recv_kbps();
int rr30s = kbps->get_recv_kbps_30s();
int rr5m = kbps->get_recv_kbps_5m();
srs_trace("<- %s time=%" PRId64 ", msgs=%d, okbps=%d,%d,%d, ikbps=%d,%d,%d", label, srsu2ms(age), msgs, sr, sr30s, sr5m, rr, rr30s, rr5m);
}
int SrsBasicRtmpClient::sid()
{
return stream_id;
}
srs_error_t SrsBasicRtmpClient::recv_message(SrsCommonMessage** pmsg)
{
return client->recv_message(pmsg);
}
srs_error_t SrsBasicRtmpClient::decode_message(SrsCommonMessage* msg, SrsPacket** ppacket)
{
return client->decode_message(msg, ppacket);
}
srs_error_t SrsBasicRtmpClient::send_and_free_messages(SrsSharedPtrMessage** msgs, int nb_msgs)
{
return client->send_and_free_messages(msgs, nb_msgs, stream_id);
}
srs_error_t SrsBasicRtmpClient::send_and_free_message(SrsSharedPtrMessage* msg)
{
return client->send_and_free_message(msg, stream_id);
}
void SrsBasicRtmpClient::set_recv_timeout(srs_utime_t timeout)
{
transport->set_recv_timeout(timeout);
}