Include client IDs in network server command logs

src/command.cpp

@@ -536,6 +536,7 @@ static const Command _command_proc_table[] = {
 	DEF_CMD(CmdDesyncCheck,                           CMD_SERVER, CMDT_SERVER_SETTING        ), // CMD_DESYNC_CHECK
 };
 
+ClientID _cmd_client_id = INVALID_CLIENT_ID;
 
 /**
  * List of flags for a command log entry
@@ -569,12 +570,13 @@ struct CommandLogEntry {
 	CompanyID current_company;
 	CompanyID local_company;
 	CommandLogEntryFlag log_flags;
+	ClientID client_id;
 
 	CommandLogEntry() { }
 
 	CommandLogEntry(TileIndex tile, uint32 p1, uint32 p2, uint64 p3, uint32 cmd, CommandLogEntryFlag log_flags, std::string text)
 			: text(text), tile(tile), p1(p1), p2(p2), cmd(cmd), p3(p3), date(_date), date_fract(_date_fract), tick_skip_counter(_tick_skip_counter),
-			current_company(_current_company), local_company(_local_company), log_flags(log_flags) { }
+			current_company(_current_company), local_company(_local_company), log_flags(log_flags), client_id(_cmd_client_id) { }
 };
 
 struct CommandLog {
@@ -631,8 +633,11 @@ static void DumpSubCommandLog(char *&buffer, const char *last, const CommandLog
 		if (entry.p3 != 0) {
 			buffer += seprintf(buffer, last, "p3: 0x" OTTD_PRINTFHEX64PAD ", ", entry.p3);
 		}
-		buffer += seprintf(buffer, last, "cc: %3u, lc: %3u, cmd: 0x%08X (%s)",
-				(uint) entry.current_company, (uint) entry.local_company, entry.cmd, GetCommandName(entry.cmd));
+		buffer += seprintf(buffer, last, "cc: %3u, lc: %3u, ", (uint) entry.current_company, (uint) entry.local_company);
+		if (_network_server) {
+			buffer += seprintf(buffer, last, "client: %4u, ", entry.client_id);
+		}
+		buffer += seprintf(buffer, last, "cmd: 0x%08X (%s)", entry.cmd, GetCommandName(entry.cmd));
 
 		switch (entry.cmd & CMD_ID_MASK) {
 			case CMD_CHANGE_SETTING:

src/network/network_command.cpp

@@ -212,6 +212,7 @@ void NetworkSyncCommandQueue(NetworkClientSocket *cs)
  */
 void NetworkExecuteLocalCommandQueue()
 {
+	extern ClientID _cmd_client_id;
 	assert(IsLocalCompany());
 
 	CommandQueue &queue = (_network_server ? _local_execution_queue : ClientNetworkGameSocketHandler::my_client->incoming_queue);
@@ -230,6 +231,7 @@ void NetworkExecuteLocalCommandQueue()
 
 		/* We can execute this command */
 		_current_company = cp->company;
+		_cmd_client_id = cp->client_id;
 		cp->cmd |= CMD_NETWORK_COMMAND;
 		DoCommandP(cp, cp->my_cmd);
 
@@ -238,6 +240,7 @@ void NetworkExecuteLocalCommandQueue()
 
 	/* Local company may have changed, so we should not restore the old value */
 	_current_company = _local_company;
+	_cmd_client_id = INVALID_CLIENT_ID;
 }
 
 /**

src/network/network_internal.h

@@ -113,10 +113,11 @@ void UpdateNetworkGameWindow();
  */
 struct CommandPacket : CommandContainer {
 	/** Make sure the pointer is nullptr. */
-	CommandPacket() : next(nullptr), company(INVALID_COMPANY), frame(0), my_cmd(false) {}
+	CommandPacket() : next(nullptr), frame(0), client_id(INVALID_CLIENT_ID), company(INVALID_COMPANY), my_cmd(false) {}
 	CommandPacket *next; ///< the next command packet (if in queue)
-	CompanyID company;   ///< company that is executing the command
 	uint32 frame;        ///< the frame in which this packet is executed
+	ClientID client_id;  ///< originating client ID (or INVALID_CLIENT_ID if not specified)
+	CompanyID company;   ///< company that is executing the command
 	bool my_cmd;         ///< did the command originate from "me"
 };
 

src/network/network_server.cpp

@@ -1157,6 +1157,7 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_COMMAND(Packet
 	}
 
 	if (GetCommandFlags(cp.cmd) & CMD_CLIENT_ID) cp.p2 = this->client_id;
+	cp.client_id = this->client_id;
 
 	this->incoming_queue.Append(std::move(cp));
 	return NETWORK_RECV_STATUS_OKAY;