Core/Network: Fix some possible exceptions on socket.close()

Ref #12634

src/server/authserver/Server/AuthSession.cpp

@@ -161,7 +161,7 @@ void AuthSession::AsyncReadHeader()
         }
         else
         {
-            _socket.close();
+            CloseSocket();
         }
     });
 }
@@ -176,7 +176,7 @@ void AuthSession::AsyncReadData(bool (AuthSession::*handler)(), size_t dataSize,
         {
             if (!(*this.*handler)())
             {
-                _socket.close();
+                CloseSocket();
                 return;
             }
 
@@ -184,7 +184,7 @@ void AuthSession::AsyncReadData(bool (AuthSession::*handler)(), size_t dataSize,
         }
         else
         {
-            _socket.close();
+            CloseSocket();
         }
     });
 }
@@ -195,7 +195,7 @@ void AuthSession::AsyncWrite(std::size_t length)
     {
         if (error)
         {
-            _socket.close();
+            CloseSocket();
         }
     });
 }
@@ -935,3 +935,11 @@ void AuthSession::SetVSFields(const std::string& rI)
     OPENSSL_free(v_hex);
     OPENSSL_free(s_hex);
 }
+
+void AuthSession::CloseSocket()
+{
+    boost::system::error_code socketError;
+    _socket.close(socketError);
+    if (socketError)
+        TC_LOG_DEBUG("server.authserver", "Account '%s' errored when closing socket: %i (%s)", _login.c_str(), socketError.value(), socketError.message());
+}

src/server/authserver/Server/AuthSession.h

@@ -58,6 +58,7 @@ private:
     void AsyncReadData(bool (AuthSession::*handler)(), size_t dataSize, size_t bufferOffset);
     void AsyncWrite(size_t length);
 
+    void CloseSocket();
 
     void SetVSFields(const std::string& rI);
 

src/server/game/Server/WorldSocket.cpp

@@ -78,8 +78,7 @@ void WorldSocket::AsyncReadHeader()
         else
         {
             // _socket.is_open() till returns true even after calling close()
-            boost::system::error_code socketError;
-            _socket.close(socketError);
+            CloseSocket();
         }
     });
 }
@@ -155,8 +154,7 @@ void WorldSocket::AsyncReadData(size_t dataSize)
         else
         {
             // _socket.is_open() till returns true even after calling close()
-            boost::system::error_code socketError;
-            _socket.close(socketError);
+            CloseSocket();
         }
     });
 }
@@ -202,7 +200,7 @@ void WorldSocket::AsyncWrite(std::vector<uint8> const& data)
                 AsyncWrite(_writeQueue.front());
         }
         else
-            _socket.close();
+            CloseSocket();
     });
 }
 
@@ -475,7 +473,7 @@ void WorldSocket::HandlePing(WorldPacket& recvPacket)
                     TC_LOG_ERROR("network", "WorldSocket::HandlePing: %s kicked for over-speed pings (address: %s)",
                         _worldSession->GetPlayerInfo().c_str(), GetRemoteIpAddress().c_str());
 
-                    _socket.close();
+                    CloseSocket();
                     return;
                 }
             }
@@ -494,7 +492,7 @@ void WorldSocket::HandlePing(WorldPacket& recvPacket)
         TC_LOG_ERROR("network", "WorldSocket::HandlePing: peer sent CMSG_PING, but is not authenticated or got recently kicked, address = %s",
             GetRemoteIpAddress().c_str());
 
-        _socket.close();
+        CloseSocket();
         return;
     }
 
@@ -502,3 +500,13 @@ void WorldSocket::HandlePing(WorldPacket& recvPacket)
     packet << ping;
     return AsyncWrite(packet);
 }
+
+void WorldSocket::CloseSocket()
+{
+    boost::system::error_code socketError;
+    _socket.close(socketError);
+    if (socketError)
+        TC_LOG_DEBUG("network", "WorldSocket::CloseSocket: Player '%s' (%s) errored when closing socket: %i (%s)",
+            _worldSession ? _worldSession->GetPlayerInfo().c_str() : "unknown", GetRemoteIpAddress().c_str(),
+            socketError.value(), socketError.message());
+}

src/server/game/Server/WorldSocket.h

@@ -55,8 +55,8 @@ public:
     std::string GetRemoteIpAddress() const { return _socket.remote_endpoint().address().to_string(); };
     uint16 GetRemotePort() const { return _socket.remote_endpoint().port(); }
 
-    void CloseSocket() { _socket.close(); };
-    bool IsOpen() { return _socket.is_open(); };
+    void CloseSocket();
+    bool IsOpen() const { return _socket.is_open(); }
 
     void AsyncWrite(WorldPacket const& packet);