pred@2142: /**
dvander@2476:  * vim: set ts=4 :
dvander@2476:  * =============================================================================
dvander@2476:  * SourceMod
dvander@2476:  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
dvander@2476:  * =============================================================================
dvander@2476:  *
dvander@2476:  * This program is free software; you can redistribute it and/or modify it under
dvander@2476:  * the terms of the GNU General Public License, version 3.0, as published by the
dvander@2476:  * Free Software Foundation.
dvander@2476:  * 
dvander@2476:  * This program is distributed in the hope that it will be useful, but WITHOUT
dvander@2476:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
dvander@2476:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
dvander@2476:  * details.
dvander@2476:  *
dvander@2476:  * You should have received a copy of the GNU General Public License along with
dvander@2476:  * this program.  If not, see <http://www.gnu.org/licenses/>.
dvander@2476:  *
dvander@2476:  * As a special exception, AlliedModders LLC gives you permission to link the
dvander@2476:  * code of this program (as well as its derivative works) to "Half-Life 2," the
dvander@2476:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
dvander@2476:  * by the Valve Corporation.  You must obey the GNU General Public License in
dvander@2476:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
dvander@2476:  * this exception to all derivative works.  AlliedModders LLC defines further
dvander@2476:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
dvander@2476:  * or <http://www.sourcemod.net/license.php>.
dvander@2476:  *
dvander@2476:  * Version: $Id$
dvander@2476:  */
pred@2142: 
pred@2142: #include "GameDataFetcher.h"
pred@2142: #include "bitbuf.h"
pred@2142: 
pred@2142: #ifdef PLATFORM_WINDOWS
pred@2142: #include <winsock2.h>
pred@2142: #else
pred@2142: #include <unistd.h>
pred@2142: #include <sys/types.h>
pred@2142: #include <sys/socket.h>
pred@2142: #include <netinet/in.h>
pred@2142: #include <netdb.h>
pred@2142: #include <arpa/inet.h>
pred@2142: 
dvander@2474: #define INVALID_SOCKET		-1
dvander@2474: #define closesocket 		close
dvander@2474: #define WSAGetLastError()	errno
pred@2142: #endif
pred@2142: 
pred@2142: #include "sh_vector.h"
pred@2142: #include "sh_string.h"
pred@2142: #include "sm_version.h"
pred@2142: 
pred@2142: #ifdef ORANGEBOX_BUILD
pred@2142: #include "convar_sm_ob.h"
pred@2142: #else
pred@2142: #include "convar_sm.h"
pred@2142: #endif
pred@2142: 
pred@2142: #include "sourcemm_api.h"
pred@2142: #include "time.h"
pred@2142: #include "TimerSys.h"
pred@2150: #include "compat_wrappers.h"
pred@2247: #include "sm_stringutil.h"
dvander@2474: #include "md5.h"
dvander@2476: #include "frame_hooks.h"
pred@2142: 
pred@2142: #define QUERY_MAX_LENGTH 1024
pred@2142: 
dvander@2476: static BuildMD5ableBuffer g_MD5Builder;
dvander@2476: static FetcherThread g_FetchThread;
pred@2142: 
dvander@2476: static FILE *logfile = NULL;
pred@2142: 
pred@2142: bool g_disableGameDataUpdate = false;
dvander@2476: 
dvander@2476: /**
dvander@2476:  * Note on this.  If we issue a reload and changelevel, my srcds.exe will emit 
dvander@2476:  *   Assertion Failed: !m_bServiceStarted
dvander@2476:  * on quit.  This seems like a non-issue, because before we just terminated the 
dvander@2476:  * server anyway.  If anyone notices and files a bug, we can look into it further.
dvander@2476:  */
pred@2142: bool g_restartAfterUpdate = false;
pred@2142: 
dvander@2476: static bool was_level_started = false;
dvander@2476: static int g_serverPort = 6500;
dvander@2476: static char g_serverAddress[100] = "smupdate.alliedmods.net";
dvander@2476: 
dvander@2476: static void _ForceRestart(void *data)
dvander@2476: {
dvander@2476: 	char cmd[300];
dvander@2476: 	g_Logger.LogMessage("Automatically restarting SourceMod after a successful gamedata update.");
dvander@2476: 	UTIL_Format(cmd, sizeof(cmd), "meta unload %d\n", g_PLID);
dvander@2476: 	engine->ServerCommand(cmd);
dvander@2476: 	UTIL_Format(cmd, sizeof(cmd), "changelevel \"%s\"\n", STRING(gpGlobals->mapname));
dvander@2476: 	engine->ServerCommand(cmd);
dvander@2476: 	UTIL_Format(cmd, sizeof(cmd), "echo SourceMod restarted after gamedata update.\n");
dvander@2476: 	engine->ServerCommand(cmd);
dvander@2476: }
dvander@2476: 
dvander@2476: static void ForceRestart()
dvander@2476: {
dvander@2476: 	FrameAction action;
dvander@2476: 
dvander@2476: 	action.action = _ForceRestart;
dvander@2476: 	action.data = NULL;
dvander@2476: 	AddFrameAction(action);
dvander@2476: }
pred@2247: 
dvander@2474: void FetcherThread::RunThread(IThreadHandle *pHandle)
pred@2142: {
pred@2142: 	char lock_path[PLATFORM_MAX_PATH];
pred@2142: 	g_SourceMod.BuildPath(Path_SM, lock_path, sizeof(lock_path), "data/temp");
pred@2142: 	g_LibSys.CreateFolder(lock_path);
pred@2142: 
pred@2142: 	g_SourceMod.BuildPath(Path_SM, lock_path, sizeof(lock_path), "data/temp/gamedata.lock");
pred@2142: 
pred@2142: 	char log_path[PLATFORM_MAX_PATH];
pred@2142: 	g_SourceMod.BuildPath(Path_SM, log_path, sizeof(log_path), "logs/gamedata");
pred@2142: 
pred@2142: 	g_LibSys.CreateFolder(log_path);
pred@2142: 
pred@2142: 	time_t t;
pred@2142: 	GetAdjustedTime(&t);
pred@2142: 	tm *curtime = localtime(&t);
pred@2142: 
dvander@2484: 	g_SourceMod.BuildPath(Path_SM,
dvander@2484: 						  log_path,
dvander@2484: 						  sizeof(log_path),
dvander@2484: 						  "logs/gamedata/L%04d%02d%02d.log",
dvander@2484: 						  curtime->tm_year + 1900,
dvander@2484: 						  curtime->tm_mon + 1,
dvander@2484: 						  curtime->tm_mday);
pred@2142: 
dvander@2484: 	logfile = fopen(log_path, "at");
pred@2142: 
pred@2142: 	if (!logfile)
pred@2142: 	{
dvander@2475: 		/* :( */
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	//Create a blank lock file
pred@2142: 	FILE *fp = fopen(lock_path, "w");
pred@2142: 	if (fp)
pred@2142: 	{
pred@2142: 		fclose(fp);
pred@2142: 	}
pred@2142: 
pred@2367: 	char query[QUERY_MAX_LENGTH];
pred@2367: 
pred@2367: 	/* Check for updated gamedata files */
pred@2367: 	int len = BuildGameDataQuery(query, QUERY_MAX_LENGTH);
pred@2367: 
pred@2367: 	if (len == 0)
pred@2367: 	{
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Could not build gamedata query!");
pred@2367: 		fclose(logfile);
pred@2367: 		unlink(lock_path);
pred@2367: 		return;
pred@2367: 	}
pred@2367: 
dvander@2475: 	/* We check this late so we have the MD5 sums available.  This may change in the future. */
pred@2367: 	if (g_disableGameDataUpdate)
pred@2367: 	{
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Skipping gamedata fetcher (DisableAutoUpdate set)");
pred@2367: 		fclose(logfile);
pred@2367: 		unlink(lock_path);
pred@2367: 		return;
pred@2367: 	}
pred@2367: 
pred@2142: 	/* Create a new socket for this connection */
pred@2142: 	int socketDescriptor = ConnectSocket();
pred@2142: 
pred@2142: 	if (socketDescriptor == INVALID_SOCKET)
pred@2142: 	{
pred@2146: 		fclose(logfile);
pred@2146: 		unlink(lock_path);
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2367: 	int sent = SendData(socketDescriptor, query, len);
pred@2146: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "Sent gamedata query");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 	if (sent == 0)
pred@2142: 	{
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Failed to send gamedata query data to remote host");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2146: 
pred@2142: 		closesocket(socketDescriptor);
pred@2146: 		fclose(logfile);
pred@2146: 		unlink(lock_path);
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	ProcessGameDataQuery(socketDescriptor);
pred@2142: 
pred@2142: 	/* And we're done! */
pred@2142: 	closesocket(socketDescriptor);
pred@2142: 	fclose(logfile);
pred@2142: 	unlink(lock_path);
pred@2142: }
pred@2142: 
dvander@2474: void FetcherThread::OnTerminate(IThreadHandle *pHandle, bool cancel)
pred@2142: {
pred@2186: 	g_blockGameDataLoad = false;
dvander@2475: 
dvander@2476: 	if (cancel)
dvander@2476: 	{
dvander@2476: 		return;
dvander@2476: 	}
dvander@2476: 
dvander@2475: 	if (wasSuccess)
dvander@2475: 	{
dvander@2475: 		HandleUpdateStatus(updateStatus, build);
dvander@2475: 
dvander@2475: 		if (needsRestart)
dvander@2475: 		{
dvander@2475: 			if (g_restartAfterUpdate)
dvander@2475: 			{
dvander@2476: 				if (was_level_started)
dvander@2476: 				{
dvander@2476: 					ForceRestart();
dvander@2476: 				}
dvander@2475: 			}
dvander@2475: 			else
dvander@2475: 			{
dvander@2475: 				g_Logger.LogMessage("Your gamedata files have been updated, please restart your server.");
dvander@2475: 			}
dvander@2475: 		}
dvander@2475: 	}
dvander@2475: 	else if (!g_disableGameDataUpdate)
dvander@2475: 	{
dvander@2475: 		g_Logger.LogError("An error occurred in the gamedata fetcher, see your gamedata log files for more information.");
dvander@2475: 	}
pred@2142: }
pred@2142: 
dvander@2474: int FetcherThread::BuildGameDataQuery(char *buffer, int maxlen)
pred@2142: {
pred@2142: 	char gamedata_path[PLATFORM_MAX_PATH];
pred@2142: 	g_SourceMod.BuildPath(Path_SM, gamedata_path, sizeof(gamedata_path), "gamedata");
pred@2142: 
pred@2142: 	IDirectory *dir = g_LibSys.OpenDirectory(gamedata_path);
pred@2142: 
pred@2142: 	if (dir == NULL)
pred@2142: 	{
pred@2142: 		return 0;
pred@2142: 	}
pred@2142: 
pred@2142: 	bf_write Writer = bf_write("GameDataQuery", buffer, maxlen);
pred@2142: 
pred@2142: 	Writer.WriteByte('A'); //Generic Header char
pred@2142: 	Writer.WriteByte('G'); //G for gamedata query, or green, like my hat.
pred@2142: 
pred@2142: 	short build[4] = { SVN_FILE_VERSION };
pred@2142: 
pred@2142: 	Writer.WriteBytes(&build[0], 8);
pred@2142: 
pred@2142: 	Writer.WriteByte(0); // Initialize the file counter - Index 10
pred@2142: 
pred@2142: 	while (dir->MoreFiles())
pred@2142: 	{
pred@2142: 		if (dir->IsEntryFile())
pred@2142: 		{
pred@2142: 			const char *name = dir->GetEntryName();
pred@2142: 			size_t len = strlen(name);
dvander@2474: 			if (len >= 4 && strcmp(&name[len-4], ".txt") == 0)
pred@2142: 			{
dvander@2474: 				MD5 md5;
dvander@2474: 				SMCError err;
dvander@2474: 				SMCStates states;
dvander@2474: 				unsigned char raw[16];
pred@2142: 				char file[PLATFORM_MAX_PATH];
pred@2142: 
pred@2142: 				g_LibSys.PathFormat(file, sizeof(file), "%s/%s", gamedata_path, name);
pred@2142: 
dvander@2474: 				g_MD5Builder.checksum = &md5;
dvander@2474: 				if ((err = g_TextParser.ParseFile_SMC(file, &g_MD5Builder, &states)) == SMCError_Okay)
pred@2142: 				{
dvander@2474: 					md5.raw_digest(raw);
dvander@2474: 					(uint8_t)buffer[10]++; //Increment the file counter
dvander@2474: 					Writer.WriteBytes(raw, 16);
pred@2142: 
dvander@2474: 					FileData *data = new FileData();
dvander@2474: 					data->filename = new SourceHook::String(file);
dvander@2474: 					md5.hex_digest(data->checksum);
dvander@2474: 					filenames.push_back(data);
dvander@2474: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 					g_Logger.LogToFileOnly(logfile, "Parsed file: %s as %s", file, data->checksum);
dvander@2474: ENDIF_DEBUG_SPEW
dvander@2474: 
pred@2142: 				}
pred@2142: 				else
pred@2142: 				{
dvander@2474: IF_DEBUG_SPEW
dvander@2474: 					const char *error = g_TextParser.GetSMCErrorString(err);
dvander@2475: 					g_Logger.LogToFileOnly(logfile, "Parsing of file %s failed: %s", file, error);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 				}
pred@2142: 			}
pred@2142: 		}
pred@2142: 		dir->NextEntry();
pred@2142: 	}
pred@2142: 
pred@2142: 	return Writer.GetNumBytesWritten();
pred@2142: }
pred@2142: 
pred@2142: int FetcherThread::ConnectSocket()
pred@2142: {
dvander@2474: #if defined PLATFORM_WINDOWS
pred@2142: 	WSADATA wsaData;
pred@2142: 	WSAStartup(0x0101, &wsaData);
pred@2142: #endif
pred@2142: 
dvander@2474: 	struct protoent *ptrp;
dvander@2474: 	
dvander@2474: 	if ((ptrp = getprotobyname("tcp")) == NULL) 
pred@2142: 	{
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Error: Failed to find TCP protocol");
pred@2142: 		return INVALID_SOCKET;
pred@2142: 	}
pred@2142: 
pred@2142: 	int socketDescriptor = socket(AF_INET, SOCK_STREAM, ptrp->p_proto);
pred@2142: 
pred@2142: 	if (socketDescriptor == INVALID_SOCKET)
pred@2142: 	{
dvander@2474: 		char error[255];
dvander@2474: 		g_LibSys.GetPlatformErrorEx(WSAGetLastError(), error, sizeof(error));
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Error: Failed to create socket: %s", error);
pred@2142: 		closesocket(socketDescriptor);
pred@2142: 		return INVALID_SOCKET;
pred@2142: 	}
pred@2142: 
pred@2142: 	struct hostent *he;
pred@2142: 	struct sockaddr_in local_addr;
pred@2142: 
pred@2142: 	local_addr.sin_family = AF_INET;
pred@2247: 	local_addr.sin_port = htons((u_short)g_serverPort);
pred@2142: 
pred@2247: 	he = gethostbyname(g_serverAddress);
pred@2142: 
pred@2142: 	if (!he)
pred@2142: 	{
pred@2247: 		if ((local_addr.sin_addr.s_addr = inet_addr(g_serverAddress)) == INADDR_NONE)
pred@2142: 		{
dvander@2475: 			g_Logger.LogToFileOnly(logfile, "Couldn't locate address: %s", g_serverAddress);
pred@2142: 			closesocket(socketDescriptor);
pred@2142: 			return INVALID_SOCKET;
pred@2142: 		}
pred@2142: 	} 
pred@2142: 	else 
pred@2142: 	{
pred@2142: 		memcpy(&local_addr.sin_addr, (struct in_addr *)he->h_addr, he->h_length);
pred@2142: 	}
pred@2142: 
pred@2142: 	if (connect(socketDescriptor, (struct sockaddr *) &local_addr, sizeof(local_addr)) < 0)
pred@2142: 	{
dvander@2474: 		char error[255];
dvander@2474: 		g_LibSys.GetPlatformErrorEx(WSAGetLastError(), error, sizeof(error));
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Couldn't connect to %s: %s", g_serverAddress, error);
pred@2142: 		closesocket(socketDescriptor);
pred@2142: 		return INVALID_SOCKET;
pred@2142: 	}
pred@2142: 
pred@2142: 	return socketDescriptor;
pred@2142: }
pred@2142: 
pred@2142: void FetcherThread::ProcessGameDataQuery(int socketDescriptor)
pred@2142: {
pred@2142: 	char buffer[50];
dvander@2474: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "Waiting for reply!");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 	//Read in the header bytes
pred@2367: 	int returnLen = RecvData(socketDescriptor, buffer, 12);
pred@2142: 
pred@2142: 
pred@2142: 	if (returnLen == 0)
pred@2142: 	{
dvander@2474: 		char error[255];
dvander@2474: 		g_LibSys.GetPlatformErrorEx(WSAGetLastError(), error, sizeof(error));
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Did not receive reply: %s", error);
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "Received Header!");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 	bf_read Reader = bf_read("GameDataQuery", buffer, 12);
pred@2142: 
pred@2142: 	if (Reader.ReadByte() != 'A' || Reader.ReadByte() != 'G')
pred@2142: 	{
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Unknown Query Response");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
dvander@2475: 	updateStatus = (UpdateStatus)Reader.ReadByte();
pred@2142: 
pred@2142: 	build[0] = Reader.ReadShort();
pred@2142: 	build[1] = Reader.ReadShort();
pred@2142: 	build[2] = Reader.ReadShort();
pred@2142: 	build[3] = Reader.ReadShort();
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile,
dvander@2474: 						   "Update Status: %i - Latest %i.%i.%i.%i",
dvander@2474: 						   updateStatus,
dvander@2474: 						   build[0],
dvander@2474: 						   build[1],
dvander@2474: 						   build[2],
dvander@2474: 						   build[3]);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 	int changedFiles = Reader.ReadByte();
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "Files to download: %i", changedFiles);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 	for (int i=0; i<changedFiles; i++)
pred@2142: 	{
pred@2142: 		//Read in the file index and byte count
pred@2367: 		returnLen = RecvData(socketDescriptor, buffer, 5);
pred@2142: 
pred@2142: 		if (returnLen == 0)
pred@2142: 		{
pred@2142: 			/* Timeout or fail? */
pred@2142: 			return;
pred@2142: 		}
pred@2142: 
pred@2142: 		Reader.StartReading(buffer, 5);
pred@2142: 
pred@2142: 		int index = Reader.ReadByte();
pred@2142: 		int tempLen = Reader.ReadUBitLong(32);
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "File index %i and length %i", index, tempLen);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 		void *memPtr;
pred@2142: 		memtable->CreateMem(tempLen+1, &memPtr);
pred@2142: 
pred@2142: 		//Read the contents of our file into the memtable
pred@2367: 		returnLen = RecvData(socketDescriptor, (char *)memPtr, tempLen);
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Received %i bytes", returnLen);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
pred@2142: 		if (returnLen == 0)
pred@2142: 		{
pred@2142: 			/* Timeout or fail? */
pred@2142: 			return;
pred@2142: 		}
pred@2142: 
pred@2142: 		((unsigned char *)memPtr)[tempLen] = '\0';
pred@2142: 
pred@2142: 		FileData *data = filenames.at(index);
dvander@2474: 		const char *filename;
pred@2142: 		if (data != NULL)
pred@2142: 		{
pred@2142: 			filename = data->filename->c_str();
pred@2142: 
pred@2142: 			FILE *fp = fopen(filename, "w");
pred@2142: 
pred@2142: 			if (fp)
pred@2142: 			{
dvander@2474: 				fprintf(fp, "%s", (const char *)memPtr);
pred@2142: 				fclose(fp);
pred@2142: 			}
pred@2367: 			else
pred@2367: 			{
dvander@2475: 				g_Logger.LogToFileOnly(logfile, "Failed to open file \"%s\" for writing", filename);
pred@2367: 			}
pred@2142: 		}
pred@2142: 		else
pred@2142: 		{
pred@2142: 			filename = "";
pred@2142: 		}
pred@2142: 
pred@2142: 		memtable->Reset();
pred@2142: 
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Updated file: %s", filename);
pred@2142: 	}
pred@2142: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "File Downloads Completed!");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 
dvander@2475: 	needsRestart = false;
pred@2142: 
pred@2142: 	if (changedFiles > 0)
pred@2142: 	{
pred@2142: 		needsRestart = true;
pred@2142: 	}
pred@2142: 
pred@2142: 	//Read changed file count
pred@2367: 	returnLen = RecvData(socketDescriptor, buffer, 1);
pred@2142: 
pred@2142: 	if (returnLen == 0)
pred@2142: 	{
dvander@2474: 		char error[255];
dvander@2474: 		g_LibSys.GetPlatformErrorEx(WSAGetLastError(), error, sizeof(error));
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Did not receive count reply: %s", error);
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	Reader.StartReading(buffer, 1);
pred@2142: 
pred@2142: 	changedFiles = Reader.ReadByte();
pred@2142: 
dvander@2474: 	if (changedFiles < 1)
pred@2142: 	{
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "No unknown files. We're all done");
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	char *changedFileIndexes = new char[changedFiles];
pred@2367: 
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 	g_Logger.LogToFileOnly(logfile, "%i files were unknown", changedFiles);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2367: 
pred@2367: 	returnLen = RecvData(socketDescriptor, changedFileIndexes, changedFiles);
pred@2142: 
pred@2142: 	if (returnLen == 0)
pred@2142: 	{
dvander@2474: 		char error[255];
dvander@2474: 		g_LibSys.GetPlatformErrorEx(WSAGetLastError(), error, sizeof(error));
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Did not receive list reply: %s", error);
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	Reader.StartReading(changedFileIndexes, changedFiles);
pred@2142: 
pred@2142: 	for (int i=0; i<changedFiles; i++)
pred@2142: 	{
pred@2142: 		int index = Reader.ReadByte();
pred@2142: 		char fileName[30];
pred@2142: 
pred@2142: 		FileData *data = filenames.at(index);
pred@2142: 		const char* pathname;
pred@2142: 		if (data != NULL)
pred@2142: 		{
pred@2142: 			pathname = data->filename->c_str();
pred@2142: 		}
pred@2142: 		else
pred@2142: 		{
pred@2142: 			pathname = "";
pred@2142: 		}
pred@2142: 
pred@2142: 		g_LibSys.GetFileFromPath(fileName, sizeof(fileName), pathname);
dvander@2474: IF_DEBUG_SPEW
dvander@2475: 		g_Logger.LogToFileOnly(logfile, "Unknown File %i : %s", index, fileName);
dvander@2474: ENDIF_DEBUG_SPEW
pred@2142: 	}
pred@2142: 
pred@2142: 	delete [] changedFileIndexes;
pred@2142: 
dvander@2475: 	wasSuccess = true;
pred@2142: }
pred@2142: 
dvander@2474: int FetcherThread::RecvData(int socketDescriptor, char *buffer, int len)
pred@2142: {
pred@2142: 	fd_set fds;
pred@2142: 	struct timeval tv;
pred@2142: 
pred@2142: 	/* Create a 10 Second Timeout */
pred@2142: 	tv.tv_sec = 10;
pred@2142: 	tv.tv_usec = 0;
pred@2142: 
pred@2367: 	int bytesReceivedTotal = 0;
pred@2142: 
pred@2367: 	while (bytesReceivedTotal < len)
pred@2367: 	{
pred@2367: 		/* Add our socket to a socket set */
pred@2367: 		FD_ZERO(&fds);
pred@2367: 		FD_SET(socketDescriptor, &fds);
pred@2367: 
pred@2367: 		/* Wait max of 10 seconds for recv to become available */
pred@2367: 		select(socketDescriptor+1, &fds, NULL, NULL, &tv);
pred@2367: 
pred@2367: 		int bytesReceived = 0;
pred@2142: 
pred@2367: 		/* Is there a limit on how much we can receive? Some site said 1024 bytes, which will be well short of a file */
pred@2367: 		if (FD_ISSET(socketDescriptor, &fds))
pred@2367: 		{
pred@2371: 			bytesReceived = recv(socketDescriptor, buffer+bytesReceivedTotal, len-bytesReceivedTotal, 0);
pred@2367: 		}
pred@2142: 
pred@2367: 		if (bytesReceived == 0 || bytesReceived == -1)
pred@2367: 		{
pred@2367: 			return 0;
pred@2367: 		}
pred@2367: 
pred@2367: 		bytesReceivedTotal += bytesReceived;
pred@2142: 	}
pred@2142: 
pred@2367: 	return bytesReceivedTotal;	
pred@2142: }
pred@2142: 
dvander@2474: int FetcherThread::SendData(int socketDescriptor, char *buffer, int len)
pred@2142: {
pred@2142: 	fd_set fds;
pred@2142: 	struct timeval tv;
pred@2142: 
pred@2142: 	tv.tv_sec = 10;
pred@2142: 	tv.tv_usec = 0;
pred@2142: 
pred@2367: 	int sentBytesTotal = 0;
pred@2142: 
pred@2367: 	while (sentBytesTotal < len)
pred@2367: 	{
pred@2367: 		FD_ZERO(&fds);
pred@2367: 		FD_SET(socketDescriptor, &fds);
pred@2367: 
pred@2367: 		select(socketDescriptor+1, NULL, &fds, NULL, &tv);
pred@2367: 
pred@2367: 		int sentBytes = 0;
pred@2142: 
pred@2367: 		if (FD_ISSET(socketDescriptor, &fds))
pred@2367: 		{
pred@2371: 			sentBytes = send(socketDescriptor, buffer+sentBytesTotal, len-sentBytesTotal, 0);
pred@2367: 		}
pred@2142: 
pred@2367: 		if (sentBytes == 0 || sentBytes == -1)
pred@2367: 		{
pred@2367: 			return 0;
pred@2367: 		}		
pred@2367: 
pred@2367: 		sentBytesTotal += sentBytes;
pred@2142: 	}
pred@2142: 
pred@2367: 	return sentBytesTotal;
pred@2142: }
pred@2142: 
dvander@2474: void FetcherThread::HandleUpdateStatus(UpdateStatus status, short version[4])
pred@2142: {
pred@2142: 	switch (status)
pred@2142: 	{
pred@2142: 		case Update_Unknown:
pred@2142: 		case Update_Current:
pred@2142: 		{
pred@2142: 			break;
pred@2142: 		}
pred@2142: 
pred@2142: 		case Update_NewBuild:
pred@2142: 		{
pred@2142: 			break;
pred@2142: 		}
pred@2142: 
pred@2142: 		case Update_MinorAvailable:
pred@2142: 		{
dvander@2474: 			g_Logger.LogMessage("SourceMod Update: A new release of SourceMod is now available from sourcemod.net");
pred@2142: 			g_Logger.LogMessage("Current Version: %i.%i.%i Available: %i.%i.%i", version[0], version[1], version[2], version[0], version[1], version[2]);
pred@2142: 			break;
pred@2142: 		}
pred@2142: 
pred@2142: 		case Update_MajorAvailable:
pred@2142: 		{
pred@2142: 			g_Logger.LogMessage("SourceMod Update: An major release of SourceMod is now available from sourcemod.net");
pred@2142: 			g_Logger.LogMessage("Current Version: %i.%i.%i Available: %i.%i.%i", version[0], version[1], version[2], version[0], version[1], version[2]);
pred@2142: 			break;
pred@2142: 		}
pred@2142: 
pred@2142: 		case Update_CriticalAvailable:
pred@2142: 		{
dvander@2474: 			g_Logger.LogError("SourceMod Update: A critical SourceMod release is available from sourcemod.net. It is strongly recommended that you update!");
dvander@2474: 			g_Logger.LogMessage("Current Version: %i.%i.%i Available: %i.%i.%i", version[0], version[1], version[2], version[0], version[1], version[2]);
pred@2142: 			break;
pred@2142: 		}
pred@2142: 	}
pred@2142: }
pred@2142: 
pred@2142: bool g_blockGameDataLoad = false;
dvander@2476: static IThreadHandle *fetch_thread_hndl;
pred@2142: 
pred@2142: class InitFetch : public SMGlobalClass
pred@2142: {
pred@2142: public:
pred@2142: 	void OnSourceModAllInitialized_Post()
pred@2142: 	{
pred@2142: 		char lock_path[PLATFORM_MAX_PATH];
pred@2142: 		g_SourceMod.BuildPath(Path_SM, lock_path, sizeof(lock_path), "data/temp/gamedata.lock");
pred@2142: 
pred@2142: 		if (g_LibSys.IsPathFile(lock_path) && g_LibSys.PathExists(lock_path))
pred@2142: 		{
pred@2142: 			g_Logger.LogError("sourcemod/data/temp/gamedata.lock file detected. This is most likely due to a crash during GameData updating - Blocking GameData loading");
pred@2142: 			g_Logger.LogError("If this error persists delete the file manually");
pred@2142: 			g_blockGameDataLoad = true;
pred@2142: 		}
pred@2142: 
pred@2142: 		ThreadParams fetchThreadParams = ThreadParams();
pred@2142: 		fetchThreadParams.prio = ThreadPrio_Low;
dvander@2476: 		fetch_thread_hndl = g_pThreader->MakeThread(&g_FetchThread, &fetchThreadParams);
dvander@2476: 	}
dvander@2476: 
dvander@2476: 	void OnSourceModShutdown()
dvander@2476: 	{
dvander@2476: 		fetch_thread_hndl->WaitForThread();
dvander@2476: 		fetch_thread_hndl->DestroyThis();
dvander@2476: 	}
dvander@2476: 
dvander@2476: 	void OnSourceModLevelActivated()
dvander@2476: 	{
dvander@2476: 		was_level_started = true;
dvander@2476: 
dvander@2476: 		if (g_restartAfterUpdate && 
dvander@2476: 			g_FetchThread.wasSuccess && 
dvander@2476: 			g_FetchThread.needsRestart)
dvander@2476: 		{
dvander@2476: 			ForceRestart();
dvander@2476: 		}
dvander@2476: 	}
dvander@2476: 
dvander@2476: 	void OnSourceModLevelEnd()
dvander@2476: 	{
dvander@2476: 		was_level_started = false;
pred@2142: 	}
pred@2142: 
pred@2142: 	ConfigResult OnSourceModConfigChanged(const char *key, 
pred@2142: 		const char *value, 
pred@2142: 		ConfigSource source,
pred@2142: 		char *error, 
pred@2142: 		size_t maxlength)
pred@2142: 	{
dvander@2474: 		if (strcasecmp(key, "DisableAutoUpdate") == 0)
pred@2142: 		{
dvander@2474: 			if (strcasecmp(value, "yes") == 0)
pred@2142: 			{
pred@2142: 				g_disableGameDataUpdate = true;
pred@2142: 				return ConfigResult_Accept;
pred@2142: 			}
dvander@2474: 			else if (strcasecmp(value, "no") == 0)
pred@2142: 			{
pred@2142: 				g_disableGameDataUpdate = false;
pred@2142: 				return ConfigResult_Accept;
pred@2142: 			}
pred@2142: 
pred@2142: 			return ConfigResult_Reject;
pred@2142: 		}
pred@2142: 
dvander@2474: 		if (strcasecmp(key, "ForceRestartAfterUpdate") == 0)
pred@2142: 		{
dvander@2474: 			if (strcasecmp(value, "yes") == 0)
pred@2142: 			{
pred@2142: 				g_restartAfterUpdate = true;
pred@2142: 				return ConfigResult_Accept;
pred@2142: 			}
dvander@2474: 			else if (strcasecmp(value, "no") == 0)
pred@2142: 			{
pred@2142: 				g_restartAfterUpdate = false;
pred@2142: 				return ConfigResult_Accept;
pred@2142: 			}
pred@2142: 
pred@2142: 			return ConfigResult_Reject;
pred@2142: 		}
pred@2142: 
dvander@2474: 		if (strcasecmp(key, "AutoUpdateServer") == 0)
pred@2247: 		{
pred@2247: 			UTIL_Format(g_serverAddress, sizeof(g_serverAddress), "%s", value);
pred@2247: 
pred@2247: 			return ConfigResult_Accept;
pred@2247: 		}
pred@2247: 
dvander@2474: 		if (strcasecmp(key, "AutoUpdatePort") == 0)
pred@2247: 		{
pred@2247: 			int port = atoi(value);
pred@2247: 
pred@2247: 			if (!port)
pred@2247: 			{
pred@2247: 				return ConfigResult_Reject;
pred@2247: 			}
pred@2247: 
pred@2247: 			g_serverPort = port;
pred@2247: 
pred@2247: 			return ConfigResult_Accept;
pred@2247: 		}
pred@2247: 
pred@2142: 		return ConfigResult_Ignore;
pred@2142: 	}
pred@2142: } g_InitFetch;
pred@2142: 
dvander@2474: BuildMD5ableBuffer::BuildMD5ableBuffer()
dvander@2474: {
dvander@2474: 	stringTable = new BaseStringTable(2048);
dvander@2474: }
dvander@2474: 
dvander@2474: BuildMD5ableBuffer::~BuildMD5ableBuffer()
dvander@2474: {
dvander@2474: 	delete stringTable;
dvander@2474: }
dvander@2474: 
dvander@2474: void BuildMD5ableBuffer::ReadSMC_ParseStart()
dvander@2474: {
dvander@2474: 	stringTable->Reset();
dvander@2474: }
dvander@2474: 
dvander@2474: SMCResult BuildMD5ableBuffer::ReadSMC_KeyValue(const SMCStates *states,
dvander@2474: 											   const char *key,
dvander@2474: 											   const char *value)
dvander@2474: {
dvander@2474: 	stringTable->AddString(key);
dvander@2474: 	stringTable->AddString(value);
dvander@2474: 
dvander@2474: 	return SMCResult_Continue;
dvander@2474: }
dvander@2474: 
dvander@2474: SMCResult BuildMD5ableBuffer::ReadSMC_NewSection(const SMCStates *states, const char *name)
dvander@2474: {
dvander@2474: 	stringTable->AddString(name);
dvander@2474: 
dvander@2474: 	return SMCResult_Continue;
dvander@2474: }
dvander@2474: 
dvander@2474: void BuildMD5ableBuffer::ReadSMC_ParseEnd(bool halted, bool failed)
dvander@2474: {
dvander@2474: 	if (halted || failed)
dvander@2474: 	{
dvander@2474: 		return;
dvander@2474: 	}
dvander@2474: 
dvander@2474: 	void *data = stringTable->GetMemTable()->GetAddress(0);
dvander@2474: 
dvander@2474: 	if (data != NULL)
dvander@2474: 	{
dvander@2474: 		checksum->update((unsigned char *)data, stringTable->GetMemTable()->GetActualMemUsed());
dvander@2474: 	}
dvander@2474: 
dvander@2474: 	checksum->finalize();
dvander@2474: }
dvander@2474: 
pred@2142: CON_COMMAND(sm_gamedata_md5, "Checks the MD5 sum for a given gamedata file")
pred@2142: {
pred@2142: #if !defined ORANGEBOX_BUILD
pred@2142: 	CCommand args;
pred@2142: #endif
pred@2142: 
pred@2142: 	if (args.ArgC() < 2)
pred@2142: 	{
pred@2142: 		g_SMAPI->ConPrint("Usage: sm_gamedata_md5 <file>\n");
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	const char *file = args.Arg(1);
pred@2142: 	if (!file || file[0] == '\0')
pred@2142: 	{
pred@2142: 		g_SMAPI->ConPrint("Usage: sm_gamedata_md5 <file>\n");
pred@2142: 		return;
pred@2142: 	}
pred@2142: 
pred@2142: 	SourceHook::CVector<FileData *>::iterator iter = g_FetchThread.filenames.begin();
pred@2142: 
pred@2142: 	FileData *curData;
pred@2142: 
pred@2142: 	while (iter != g_FetchThread.filenames.end())
pred@2142: 	{
pred@2142: 		curData = (*iter);
pred@2142: 
pred@2142: 		char fileName[30];
pred@2142: 
pred@2142: 		g_LibSys.GetFileFromPath(fileName, sizeof(fileName), curData->filename->c_str());
pred@2142: 
pred@2142: 		if (strcmpi(fileName, file) == 0)
pred@2142: 		{
pred@2142: 			g_SMAPI->ConPrintf("MD5 Sum: %s\n", curData->checksum);
pred@2142: 			return;
pred@2142: 		}
pred@2142: 
pred@2142: 		iter++;
pred@2142: 	}
pred@2142: 
pred@2142: 	g_SMAPI->ConPrint("File not found!\n");
pred@2142: }
dvander@2474: 
dvander@2474: FetcherThread::~FetcherThread()
dvander@2474: {
dvander@2474: 	SourceHook::CVector<FileData *>::iterator iter = filenames.begin();
dvander@2474: 
dvander@2474: 	FileData *curData;
dvander@2474: 
dvander@2474: 	while (iter != filenames.end())
dvander@2474: 	{
dvander@2474: 		curData = (*iter);
dvander@2474: 		delete curData->filename;
dvander@2474: 		delete curData;
dvander@2474: 		iter = filenames.erase(iter);
dvander@2474: 	}
dvander@2474: }
dvander@2474: 
dvander@2474: FetcherThread::FetcherThread() 
dvander@2474: {
dvander@2474: 	memtable = new BaseMemTable(4096);
dvander@2475: 	wasSuccess = false;
dvander@2476: 	needsRestart = false;
dvander@2474: }
dvander@2474: