static tr_benc*
getPrefs( void )
{
static tr_benc settings;
static gboolean loaded = FALSE;
if( !loaded )
{
tr_bencInitDict( &settings, 0 );
tr_prefs_init_defaults( &settings );
tr_sessionLoadSettings( &settings, gl_confdir, MY_CONFIG_NAME );
loaded = TRUE;
}
return &settings;
}
static void
gotsig (int sig)
{
switch (sig)
{
case SIGHUP:
{
if (!mySession)
{
tr_logAddInfo ("Deferring reload until session is fully started.");
seenHUP = true;
}
else
{
tr_variant settings;
const char * configDir;
/* reopen the logfile to allow for log rotation */
if (logfileName) {
logfile = freopen (logfileName, LOGFILE_MODE_STR, logfile);
if (!logfile)
fprintf (stderr, "Couldn't reopen \"%s\": %s\n", logfileName, tr_strerror (errno));
}
configDir = tr_sessionGetConfigDir (mySession);
tr_logAddInfo ("Reloading settings from \"%s\"", configDir);
tr_variantInitDict (&settings, 0);
tr_variantDictAddBool (&settings, TR_KEY_rpc_enabled, true);
tr_sessionLoadSettings (&settings, configDir, MY_NAME);
tr_sessionSet (mySession, &settings);
tr_variantFree (&settings);
tr_sessionReloadBlocklists (mySession);
}
break;
}
default:
tr_logAddError ("Unexpected signal (%d) in daemon, closing.", sig);
/* no break */
case SIGINT:
case SIGTERM:
event_base_loopexit(ev_base, NULL);
break;
}
}
static void
gotsig( int sig )
{
switch( sig )
{
case SIGHUP:
{
tr_benc settings;
const char * configDir = tr_sessionGetConfigDir( mySession );
tr_inf( "Reloading settings from \"%s\"", configDir );
tr_bencInitDict( &settings, 0 );
tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_ENABLED, TRUE );
tr_sessionLoadSettings( &settings, configDir, MY_NAME );
tr_sessionSet( mySession, &settings );
tr_bencFree( &settings );
tr_sessionReloadBlocklists( mySession );
break;
}
default:
closing = TRUE;
break;
}
}
int
main( int argc, char ** argv )
{
int c;
const char * optarg;
tr_benc settings;
tr_bool boolVal;
tr_bool loaded;
tr_bool foreground = FALSE;
tr_bool dumpSettings = FALSE;
const char * configDir = NULL;
const char * pid_filename;
dtr_watchdir * watchdir = NULL;
FILE * logfile = NULL;
tr_bool pidfile_created = FALSE;
signal( SIGINT, gotsig );
signal( SIGTERM, gotsig );
#ifndef WIN32
signal( SIGHUP, gotsig );
#endif
/* load settings from defaults + config file */
tr_bencInitDict( &settings, 0 );
tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_ENABLED, TRUE );
configDir = getConfigDir( argc, (const char**)argv );
loaded = tr_sessionLoadSettings( &settings, configDir, MY_NAME );
/* overwrite settings from the comamndline */
tr_optind = 1;
while(( c = tr_getopt( getUsage(), argc, (const char**)argv, options, &optarg ))) {
switch( c ) {
case 'a': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_WHITELIST, optarg );
tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_WHITELIST_ENABLED, TRUE );
break;
case 'b': tr_bencDictAddBool( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, TRUE );
break;
case 'B': tr_bencDictAddBool( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, FALSE );
break;
case 'c': tr_bencDictAddStr( &settings, PREF_KEY_DIR_WATCH, optarg );
tr_bencDictAddBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, TRUE );
break;
case 'C': tr_bencDictAddBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, FALSE );
break;
case 941: tr_bencDictAddStr( &settings, TR_PREFS_KEY_INCOMPLETE_DIR, optarg );
tr_bencDictAddBool( &settings, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, TRUE );
break;
case 942: tr_bencDictAddBool( &settings, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, FALSE );
break;
case 'd': dumpSettings = TRUE;
break;
case 'e': logfile = fopen( optarg, "a+" );
if( logfile == NULL )
fprintf( stderr, "Couldn't open \"%s\": %s\n", optarg, tr_strerror( errno ) );
break;
case 'f': foreground = TRUE;
break;
case 'g': /* handled above */
break;
case 'V': /* version */
fprintf(stderr, "%s %s\n", MY_NAME, LONG_VERSION_STRING);
exit( 0 );
case 'o': tr_bencDictAddBool( &settings, TR_PREFS_KEY_DHT_ENABLED, TRUE );
break;
case 'O': tr_bencDictAddBool( &settings, TR_PREFS_KEY_DHT_ENABLED, FALSE );
break;
case 'p': tr_bencDictAddInt( &settings, TR_PREFS_KEY_RPC_PORT, atoi( optarg ) );
break;
case 't': tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, TRUE );
break;
case 'T': tr_bencDictAddBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, FALSE );
break;
case 'u': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_USERNAME, optarg );
break;
case 'v': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_PASSWORD, optarg );
break;
case 'w': tr_bencDictAddStr( &settings, TR_PREFS_KEY_DOWNLOAD_DIR, optarg );
break;
case 'P': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_PORT, atoi( optarg ) );
break;
case 'm': tr_bencDictAddBool( &settings, TR_PREFS_KEY_PORT_FORWARDING, TRUE );
break;
case 'M': tr_bencDictAddBool( &settings, TR_PREFS_KEY_PORT_FORWARDING, FALSE );
break;
case 'L': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, atoi( optarg ) );
break;
case 'l': tr_bencDictAddInt( &settings, TR_PREFS_KEY_PEER_LIMIT_TORRENT, atoi( optarg ) );
break;
case 800: paused = TRUE;
break;
case 910: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_ENCRYPTION_REQUIRED );
break;
case 911: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_ENCRYPTION_PREFERRED );
break;
case 912: tr_bencDictAddInt( &settings, TR_PREFS_KEY_ENCRYPTION, TR_CLEAR_PREFERRED );
break;
case 'i': tr_bencDictAddStr( &settings, TR_PREFS_KEY_BIND_ADDRESS_IPV4, optarg );
break;
case 'I': tr_bencDictAddStr( &settings, TR_PREFS_KEY_BIND_ADDRESS_IPV6, optarg );
break;
case 'r': tr_bencDictAddStr( &settings, TR_PREFS_KEY_RPC_BIND_ADDRESS, optarg );
break;
case 953: tr_bencDictAddReal( &settings, TR_PREFS_KEY_RATIO, atof(optarg) );
tr_bencDictAddBool( &settings, TR_PREFS_KEY_RATIO_ENABLED, TRUE );
break;
case 954: tr_bencDictAddBool( &settings, TR_PREFS_KEY_RATIO_ENABLED, FALSE );
break;
case 'x': tr_bencDictAddStr( &settings, PREF_KEY_PIDFILE, optarg );
break;
case 'y': tr_bencDictAddBool( &settings, TR_PREFS_KEY_LPD_ENABLED, TRUE );
break;
case 'Y': tr_bencDictAddBool( &settings, TR_PREFS_KEY_LPD_ENABLED, FALSE );
break;
case 810: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_ERR );
break;
case 811: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_INF );
break;
case 812: tr_bencDictAddInt( &settings, TR_PREFS_KEY_MSGLEVEL, TR_MSG_DBG );
break;
default: showUsage( );
break;
}
}
if( foreground && !logfile )
logfile = stderr;
if( !loaded )
{
printMessage( logfile, TR_MSG_ERR, MY_NAME, "Error loading config file -- exiting.", __FILE__, __LINE__ );
return -1;
}
if( dumpSettings )
{
char * str = tr_bencToStr( &settings, TR_FMT_JSON, NULL );
fprintf( stderr, "%s", str );
tr_free( str );
return 0;
}
if( !foreground && tr_daemon( TRUE, FALSE ) < 0 )
{
char buf[256];
tr_snprintf( buf, sizeof( buf ), "Failed to daemonize: %s", tr_strerror( errno ) );
printMessage( logfile, TR_MSG_ERR, MY_NAME, buf, __FILE__, __LINE__ );
exit( 1 );
}
/* start the session */
tr_formatter_mem_init( MEM_K, MEM_K_STR, MEM_M_STR, MEM_G_STR, MEM_T_STR );
tr_formatter_size_init( DISK_K, DISK_K_STR, DISK_M_STR, DISK_G_STR, DISK_T_STR );
tr_formatter_speed_init( SPEED_K, SPEED_K_STR, SPEED_M_STR, SPEED_G_STR, SPEED_T_STR );
mySession = tr_sessionInit( "daemon", configDir, TRUE, &settings );
tr_ninf( NULL, "Using settings from \"%s\"", configDir );
tr_sessionSaveSettings( mySession, configDir, &settings );
pid_filename = NULL;
tr_bencDictFindStr( &settings, PREF_KEY_PIDFILE, &pid_filename );
if( pid_filename && *pid_filename )
{
FILE * fp = fopen( pid_filename, "w+" );
if( fp != NULL )
{
fprintf( fp, "%d", (int)getpid() );
fclose( fp );
tr_inf( "Saved pidfile \"%s\"", pid_filename );
pidfile_created = TRUE;
}
else
tr_err( "Unable to save pidfile \"%s\": %s", pid_filename, strerror( errno ) );
}
if( tr_bencDictFindBool( &settings, TR_PREFS_KEY_RPC_AUTH_REQUIRED, &boolVal ) && boolVal )
tr_ninf( MY_NAME, "requiring authentication" );
/* maybe add a watchdir */
{
const char * dir;
if( tr_bencDictFindBool( &settings, PREF_KEY_DIR_WATCH_ENABLED, &boolVal )
&& boolVal
&& tr_bencDictFindStr( &settings, PREF_KEY_DIR_WATCH, &dir )
&& dir
&& *dir )
{
tr_inf( "Watching \"%s\" for new .torrent files", dir );
watchdir = dtr_watchdir_new( mySession, dir, onFileAdded );
}
}
/* load the torrents */
{
tr_torrent ** torrents;
tr_ctor * ctor = tr_ctorNew( mySession );
if( paused )
tr_ctorSetPaused( ctor, TR_FORCE, TRUE );
torrents = tr_sessionLoadTorrents( mySession, ctor, NULL );
tr_free( torrents );
tr_ctorFree( ctor );
}
#ifdef HAVE_SYSLOG
if( !foreground )
openlog( MY_NAME, LOG_CONS|LOG_PID, LOG_DAEMON );
#endif
while( !closing ) {
tr_wait_msec( 1000 ); /* sleep one second */
dtr_watchdir_update( watchdir );
pumpLogMessages( logfile );
}
/* shutdown */
#if HAVE_SYSLOG
if( !foreground )
{
syslog( LOG_INFO, "%s", "Closing session" );
closelog( );
}
#endif
printf( "Closing transmission session..." );
tr_sessionSaveSettings( mySession, configDir, &settings );
dtr_watchdir_free( watchdir );
tr_sessionClose( mySession );
printf( " done.\n" );
/* cleanup */
if( pidfile_created )
remove( pid_filename );
tr_bencFree( &settings );
return 0;
}