void AdjustSuperDebugArgs( CUtlVector<char*> &args )
{
// Get the directory this exe was run out of.
char filename[512];
if ( GetModuleFileName( GetModuleHandle( NULL ), filename, sizeof( filename ) ) == 0 )
return;
char *pLastSlash = filename;
char *pCurPos = filename;
while ( *pCurPos )
{
if ( *pCurPos == '/' || *pCurPos == '\\' )
pLastSlash = pCurPos;
++pCurPos;
}
*pLastSlash = 0;
// In superdebug mode, run it out of c:/hl2/bin.
const char *pBase = args[0];
const char *pBaseCur = pBase;
while ( *pBaseCur )
{
if ( *pBaseCur == '/' || *pBaseCur == '\\' || *pBaseCur == ':' )
{
pBase = pBaseCur+1;
pBaseCur = pBase;
}
++pBaseCur;
}
int maxLen = 64 + strlen( pBase ) + 1;
char *pNewFilename = new char[maxLen];
_snprintf( pNewFilename, maxLen, "%s\\%s", filename, pBase );
delete args[0];
args[0] = pNewFilename;
// Now insert -allowdebug.
const char *pAllowDebug = "-allowdebug";
char *pToInsert = new char[ strlen( pAllowDebug ) + 1 ];
strcpy( pToInsert, pAllowDebug );
args.InsertAfter( 0, pToInsert );
}
void HandlePacket_LOOKING_FOR_WORKERS( bf_read &buf, const CIPAddr &ipFrom )
{
// If we're downloading files for a job request, don't process any more "looking for workers" packets.
if ( g_Waiting_hProcess )
return;
// This will be a nonzero-length string if patching.
char versionString[512];
buf.ReadString( versionString, sizeof( versionString ) );
int iPort = buf.ReadShort();
int iPriority = buf.ReadShort();
// Make sure we don't run the same job more than once.
if ( !CheckJobID( buf, g_CurJobID ) )
return;
CUtlVector<char*> newArgv;
GetArgsFromBuffer( buf, newArgv, &g_Waiting_bShowAppWindow );
bool bForcePatch = false;
if ( buf.GetNumBytesLeft() >= 1 )
bForcePatch = (buf.ReadByte() != 0);
int iDownloaderPort = iPort;
if ( buf.GetNumBytesLeft() >= 2 )
iDownloaderPort = buf.ReadShort();
// Add these arguments after the executable filename to tell the program
// that it's an MPI worker and who to connect to.
char strDownloaderIP[128], strMainIP[128];
V_snprintf( strDownloaderIP, sizeof( strDownloaderIP ), "%d.%d.%d.%d:%d", ipFrom.ip[0], ipFrom.ip[1], ipFrom.ip[2], ipFrom.ip[3], iDownloaderPort );
V_snprintf( strMainIP, sizeof( strMainIP ), "%d.%d.%d.%d:%d", ipFrom.ip[0], ipFrom.ip[1], ipFrom.ip[2], ipFrom.ip[3], iPort );
// (-mpi is already on the command line of whoever ran the app).
// AppendArg( commandLine, sizeof( commandLine ), "-mpi" );
newArgv.InsertAfter( 0, CopyString( "-mpi_worker" ) );
newArgv.InsertAfter( 1, CopyString( strDownloaderIP ) );
// If the version string is set, then this is a patch.
bool bPatching = false;
if ( versionString[0] != 0 )
{
bPatching = true;
// Check that we haven't applied this patch version yet. This case usually happens right after we've applied a patch
// and we're restarting. The vmpi_transfer master is still pinging us telling us to patch, but we don't want to
// reapply this patch.
if ( atof( versionString ) <= atof( g_VersionString ) && !bForcePatch )
{
newArgv.PurgeAndDeleteElements();
return;
}
// Ok, it's a new version. Get rid of whatever was running before.
KillRunningProcess( "Starting a patch..", true );
}
// If there's already a job running, only interrupt it if this new one has a higher priority.
if ( WaitForProcessToExit() )
{
if ( iPriority > g_CurJobPriority )
{
KillRunningProcess( "Interrupted by a higher priority process", true );
}
else
{
// This means we're already running a job with equal to or greater priority than
// the one that has been requested. We're going to ignore this request.
newArgv.PurgeAndDeleteElements();
return;
}
}
// Responses go here.
g_CurRespondAddr = ipFrom;
// Also look for -mpi_ShowAppWindow in the args to the service.
if ( !g_Waiting_bShowAppWindow && FindArg( __argc, __argv, "-mpi_ShowAppWindow" ) )
g_Waiting_bShowAppWindow = true;
// Copy all the files from the master and put them in our cache dir to run with.
char cacheDir[MAX_PATH];
if ( StartDownloadingAppFiles( newArgv, cacheDir, sizeof( cacheDir ), g_Waiting_bShowAppWindow, &g_Waiting_hProcess, bPatching ) )
{
// After it's downloaded, we want it to switch to the main connection port.
if ( newArgv.Count() >= 3 && V_stricmp( newArgv[2], strDownloaderIP ) == 0 )
{
delete newArgv[2];
newArgv[2] = CopyString( strMainIP );
}
g_Waiting_StartTime = Plat_FloatTime();
g_Waiting_Argv.PurgeAndDeleteElements();
g_Waiting_Argv = newArgv;
g_Waiting_Priority = iPriority;
g_Waiting_bPatching = bPatching;
newArgv.Purge();
}
else
{
newArgv.PurgeAndDeleteElements();
}
// Remember that we tried to run this job so we don't try to run it again.
AddJobMemory( g_CurJobID );
SendStateToServicesBrowsers();
}
// -------------------------------------------------------------------------------- //
// Purpose: Launches vmpi_transfer.exe to download the required
// files from the master so we can launch.
//
// If successful, it sets hProcess to the process handle of the downloader.
// When that process terminates, we look for [cache dir]\ReadyToGo.txt and if it's
// there, then we start the job.
// -------------------------------------------------------------------------------- //
bool StartDownloadingAppFiles(
CUtlVector<char*> &newArgv,
char *cacheDir,
int cacheDirLen,
bool bShowAppWindow,
HANDLE *hProcess,
bool bPatching )
{
*hProcess = NULL;
V_strncpy( cacheDir, g_FileCachePath, cacheDirLen );
// For now, cache dir is always the same. It's [current directory]\cache.
if ( _access( cacheDir, 0 ) != 0 )
{
if ( !CreateDirectory( cacheDir, NULL ) && GetLastError() != ERROR_ALREADY_EXISTS )
{
Warning( "Unable to create cache directory: %s.\n", cacheDir );
return false;
}
}
// Clear all the files in the directory.
char searchStr[MAX_PATH];
V_ComposeFileName( cacheDir, "*.*", searchStr, sizeof( searchStr ) );
_finddata_t findData;
intptr_t ret = _findfirst( searchStr, &findData );
if ( ret != -1 )
{
do
{
if ( findData.name[0] == '.' )
continue;
char fullFilename[MAX_PATH];
V_ComposeFileName( cacheDir, findData.name, fullFilename, sizeof( fullFilename ) );
if ( _unlink( fullFilename ) != 0 )
{
Warning( "_unlink( %s ) failed.\n", fullFilename );
return false;
}
} while ( _findnext( ret, &findData ) == 0 );
_findclose( ret );
}
// Change the EXE name to an absolute path to exactly where it is in the cache directory.
int maxExeNameLen = 1024;
char *pExeName = new char[maxExeNameLen];
if ( bPatching )
{
V_ComposeFileName( cacheDir, "vmpi_service_install.exe", pExeName, maxExeNameLen );
// Add args for the installer.
newArgv.InsertAfter( 0, CopyString( "-DontTouchUI" ) );
// When patching, we can't start the UI and the installer can't because we're running in the local system account
// and the UI is running on the account of whoever logged in. So what we do is send a message to the UI telling it
// to run <cacheDir>\WaitAndRestart and restart itself in N seconds.
newArgv.InsertAfter( 0, CopyString( "-Install_Quiet" ) );
}
else
{
V_ComposeFileName( cacheDir, newArgv[0], pExeName, maxExeNameLen );
}
delete newArgv[0];
newArgv[0] = pExeName;
char fullExeFilename[MAX_PATH];
V_ComposeFileName( g_BaseAppPath, "vmpi_transfer.exe", fullExeFilename, sizeof( fullExeFilename ) );
CUtlVector<char*> downloaderArgs;
downloaderArgs.AddToTail( fullExeFilename );
#if defined( _DEBUG )
downloaderArgs.AddToTail( "-allowdebug" );
#endif
downloaderArgs.AddToTail( "-CachePath" ); // Tell it where to download the files to.
downloaderArgs.AddToTail( cacheDir );
// Pass all the -mpi_worker, -mpi_file, -mpi_filebase args into the downloader app.
for ( int i=1; i < (int)newArgv.Count()-1; i++ )
{
if ( V_stricmp( newArgv[i], "-mpi_filebase" ) == 0 || V_stricmp( newArgv[i], "-mpi_file" ) == 0 )
{
downloaderArgs.AddToTail( newArgv[i] );
downloaderArgs.AddToTail( newArgv[i+1] );
newArgv.Remove( i );
newArgv.Remove( i );
--i;
}
else if ( V_stricmp( newArgv[i], "-mpi_worker" ) == 0 )
{
// We need this arg so it knows what IP to connect to, but we want to leave it in the final launch args too.
downloaderArgs.AddToTail( newArgv[i] );
downloaderArgs.AddToTail( newArgv[i+1] );
++i;
}
}
// Transfer each file.
PROCESS_INFORMATION pi;
if ( !RunProcessFromArgs( downloaderArgs, bShowAppWindow, false, g_BaseAppPath, &pi ) )
return false;
*hProcess = pi.hProcess;
return true;
}