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Rejoin transmission when server leaves

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This commit is contained in:
dijunkun
2023-10-08 14:30:54 +08:00
parent 7de31fd78f
commit 8cc04796b1
4 changed files with 39 additions and 13 deletions
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33
application/signal_server/signal_server.cpp
View File

@@ -59,21 +59,30 @@ bool SignalServer::on_close(websocketpp::connection_hdl hdl) {
std::string transmission_id =
transmission_manager_.ReleaseUserIdFromTransmission(hdl);
json message = {{"type", "user_leave_transmission"},
{"transmission_id", transmission_id},
{"user_id", user_id}};
if (!transmission_id.empty()) {
json message = {{"type", "user_leave_transmission"},
{"transmission_id", transmission_id},
{"user_id", user_id}};
std::vector<std::string> user_id_list =
transmission_manager_.GetAllUserIdOfTransmission(transmission_id);
std::vector<std::string> user_id_list =
transmission_manager_.GetAllUserIdOfTransmission(transmission_id);
if (user_id_list.empty()) {
transmission_list_.erase(transmission_id);
LOG_INFO("Release transmission [{}] due to no user in this transmission",
transmission_id);
}
if (user_id_list.empty()) {
transmission_list_.erase(transmission_id);
LOG_INFO("Release transmission [{}] due to no user in this transmission",
transmission_id);
}
for (const auto& user_id : user_id_list) {
send_msg(transmission_manager_.GetWsHandle(user_id), message);
if (std::string::npos != user_id.find("S-")) {
transmission_list_.erase(transmission_id);
transmission_manager_.ReleaseAllUserIdFromTransmission(transmission_id);
LOG_INFO("Release transmission [{}] due to server leaves",
transmission_id);
}
for (const auto& user_id : user_id_list) {
send_msg(transmission_manager_.GetWsHandle(user_id), message);
}
}
ws_connections_.erase(hdl);

12
application/signal_server/transmission_manager.cpp
View File

@@ -75,6 +75,16 @@ std::string TransmissionManager::ReleaseUserIdFromTransmission(
return "";
}
bool TransmissionManager::ReleaseAllUserIdFromTransmission(
const std::string& transmission_id) {
if (transmission_user_id_list_.end() !=
transmission_user_id_list_.find(transmission_id)) {
transmission_user_id_list_[transmission_id].clear();
transmission_user_id_list_.erase(transmission_id);
}
return true;
}
websocketpp::connection_hdl TransmissionManager::GetWsHandle(
const std::string& user_id) {
if (user_id_ws_hdl_list_.find(user_id) != user_id_ws_hdl_list_.end()) {
@@ -88,7 +98,7 @@ websocketpp::connection_hdl TransmissionManager::GetWsHandle(
std::string TransmissionManager::GetUserId(websocketpp::connection_hdl hdl) {
for (auto it = user_id_ws_hdl_list_.begin(); it != user_id_ws_hdl_list_.end();
++it) {
LOG_INFO("[{}]", it->first);
// LOG_INFO("[{}]", it->first);
if (it->second.lock().get() == hdl.lock().get()) return it->first;
}
return "";

1
application/signal_server/transmission_manager.h
View File

@@ -21,6 +21,7 @@ class TransmissionManager {
websocketpp::connection_hdl hdl);
std::string ReleaseUserIdFromTransmission(websocketpp::connection_hdl hdl);
bool ReleaseAllUserIdFromTransmission(const std::string& transmission_id);
websocketpp::connection_hdl GetWsHandle(const std::string& user_id);
std::string GetUserId(websocketpp::connection_hdl hdl);

6
src/pc/peer_connection.cpp
View File

@@ -276,6 +276,12 @@ void PeerConnection::ProcessSignal(const std::string &signal) {
user_id_it->second->DestroyIceTransmission();
ice_transmission_list_.erase(user_id_it);
LOG_INFO("Terminate transmission to user [{}]", user_id);
if (std::string::npos != user_id.find("S-")) {
LOG_INFO("Server leaves, try to rejoin transmission");
RequestTransmissionMemberList(transmission_id_);
}
}
break;
}