TeaSpeak/Teaspeak-Server
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Fixed server crash

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This commit is contained in:
WolverinDEV 2020-04-26 11:41:35 +02:00
parent cbfd27b954
commit 004ec89f44
2 changed files with 16 additions and 2 deletions
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12
license/server/LicenseServer.cpp
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@ -204,8 +204,10 @@ void ConnectedClient::uninit(bool blocking) {
network.fileDescriptor = 0; network.fileDescriptor = 0;
} }
std::unique_lock elock{this->network.event_mutex};
auto read_event = std::exchange(this->network.readEvent, nullptr); auto read_event = std::exchange(this->network.readEvent, nullptr);
auto write_event = std::exchange(this->network.writeEvent, nullptr); auto write_event = std::exchange(this->network.writeEvent, nullptr);
elock.unlock();
if(blocking) { if(blocking) {
if(read_event) event_del_block(read_event); if(read_event) event_del_block(read_event);
@ -214,6 +216,8 @@ void ConnectedClient::uninit(bool blocking) {
if(read_event) event_del_noblock(read_event); if(read_event) event_del_noblock(read_event);
if(write_event) event_del_noblock(write_event); if(write_event) event_del_noblock(write_event);
} }
if(read_event) event_free(read_event);
if(write_event) event_free(write_event);
} }
void LicenseServer::handleEventRead(int fd, short, void* ptrServer) { void LicenseServer::handleEventRead(int fd, short, void* ptrServer) {
@ -229,12 +233,20 @@ void LicenseServer::handleEventRead(int fd, short, void* ptrServer) {
if(read < 0){ if(read < 0){
if(errno == EWOULDBLOCK) return; if(errno == EWOULDBLOCK) return;
logError(LOG_LICENSE_CONTROLL, "Invalid read. Disconnecting remote client. Message: {}/{}", errno, strerror(errno)); logError(LOG_LICENSE_CONTROLL, "Invalid read. Disconnecting remote client. Message: {}/{}", errno, strerror(errno));
{
std::lock_guard elock{client->network.event_mutex};
if(client->network.readEvent)
event_del_noblock(client->network.readEvent); event_del_noblock(client->network.readEvent);
}
server->closeConnection(client); server->closeConnection(client);
return; return;
} else if(read == 0) { } else if(read == 0) {
logMessage(LOG_LICENSE_CONTROLL, "[CLIENT][" + client->address() + "] Received EOF for client. Removing client."); logMessage(LOG_LICENSE_CONTROLL, "[CLIENT][" + client->address() + "] Received EOF for client. Removing client.");
{
std::lock_guard elock{client->network.event_mutex};
if(client->network.readEvent)
event_del_noblock(client->network.readEvent); event_del_noblock(client->network.readEvent);
}
server->closeConnection(client); server->closeConnection(client);
return; return;
} }

2
license/server/LicenseServer.h
View File

@ -31,6 +31,8 @@ namespace license {
struct { struct {
sockaddr_in remoteAddr; sockaddr_in remoteAddr;
int fileDescriptor = 0; int fileDescriptor = 0;
std::mutex event_mutex{};
event* readEvent = nullptr; /* protected via state_lock (check state and the use these variables) */ event* readEvent = nullptr; /* protected via state_lock (check state and the use these variables) */
event* writeEvent = nullptr; event* writeEvent = nullptr;