443 lines
13 KiB
C
443 lines
13 KiB
C
/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2005-2006 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <signal.h>
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#include <libtransmission/transmission.h>
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#include <libtransmission/makemeta.h>
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#ifdef __BEOS__
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#include <kernel/OS.h>
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#define wait_msecs(N) snooze( (N) * 1000 )
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#define wait_secs(N) sleep( (N) )
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#elif defined(WIN32)
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#include <windows.h>
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#define wait_msecs(N) Sleep( (N) )
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#define wait_secs(N) Sleep( (N) * 1000 )
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#else
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#define wait_msecs(N) usleep( (N) * 1000 )
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#define wait_secs(N) sleep( (N) )
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#endif
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/* macro to shut up "unused parameter" warnings */
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#ifdef __GNUC__
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#define UNUSED __attribute__((unused))
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#else
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#define UNUSED
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#endif
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const char * USAGE =
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"Usage: %s [options] file.torrent [options]\n\n"
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"Options:\n"
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" -c, --create-from <file> Create torrent from the specified source file.\n"
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" -a, --announce <url> Used in conjunction with -c.\n"
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" -r, --private Used in conjunction with -c.\n"
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" -m, --comment <text> Adds an optional comment when creating a torrent.\n"
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" -d, --download <int> Maximum download rate (-1 = no limit, default = -1)\n"
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" -f, --finish <shell script> Command you wish to run on completion\n"
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" -h, --help Print this help and exit\n"
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" -i, --info Print metainfo and exit\n"
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" -n --nat-traversal Attempt NAT traversal using NAT-PMP or UPnP IGD\n"
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" -p, --port <int> Port we should listen on (default = %d)\n"
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#if 0
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" -s, --scrape Print counts of seeders/leechers and exit\n"
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#endif
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" -u, --upload <int> Maximum upload rate (-1 = no limit, default = 20)\n"
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" -v, --verbose <int> Verbose level (0 to 2, default = 0)\n";
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static int showHelp = 0;
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static int showInfo = 0;
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#if 0
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static int showScrape = 0;
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#endif
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static int isPrivate = 0;
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static int verboseLevel = 0;
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static int bindPort = TR_DEFAULT_PORT;
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static int uploadLimit = 20;
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static int downloadLimit = -1;
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static char * torrentPath = NULL;
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static int natTraversal = 0;
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static sig_atomic_t gotsig = 0;
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static tr_torrent_t * tor;
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static char * finishCall = NULL;
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static char * announce = NULL;
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static char * sourceFile = NULL;
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static char * comment = NULL;
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static int parseCommandLine ( int argc, char ** argv );
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static void sigHandler ( int signal );
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char * getStringRatio( float ratio )
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{
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static char string[20];
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if( ratio == TR_RATIO_NA )
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return "n/a";
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snprintf( string, sizeof string, "%.3f", ratio );
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return string;
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}
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#define LINEWIDTH 80
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int main( int argc, char ** argv )
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{
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int i, error;
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tr_handle_t * h;
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const tr_stat_t * s;
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tr_handle_status_t * hstat;
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printf( "Transmission %s - http://transmission.m0k.org/\n\n",
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LONG_VERSION_STRING );
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/* Get options */
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if( parseCommandLine( argc, argv ) )
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{
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printf( USAGE, argv[0], TR_DEFAULT_PORT );
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return EXIT_FAILURE;
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}
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if( showHelp )
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{
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printf( USAGE, argv[0], TR_DEFAULT_PORT );
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return EXIT_SUCCESS;
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}
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if( verboseLevel < 0 )
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{
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verboseLevel = 0;
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}
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else if( verboseLevel > 9 )
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{
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verboseLevel = 9;
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}
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if( verboseLevel )
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{
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static char env[11];
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snprintf( env, sizeof env, "TR_DEBUG=%d", verboseLevel );
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putenv( env );
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}
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if( bindPort < 1 || bindPort > 65535 )
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{
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printf( "Invalid port '%d'\n", bindPort );
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return EXIT_FAILURE;
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}
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/* Initialize libtransmission */
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h = tr_init( "cli" );
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if( sourceFile && *sourceFile ) /* creating a torrent */
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{
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int ret;
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tr_metainfo_builder_t* builder = tr_metaInfoBuilderCreate( h, sourceFile );
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tr_makeMetaInfo( builder, NULL, announce, comment, isPrivate );
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while( !builder->isDone ) {
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wait_msecs( 1 );
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printf( "." );
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}
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ret = !builder->failed;
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tr_metaInfoBuilderFree( builder );
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return ret;
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}
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/* Open and parse torrent file */
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if( !( tor = tr_torrentInit( h, torrentPath, ".", 0, &error ) ) )
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{
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printf( "Failed opening torrent file `%s'\n", torrentPath );
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tr_close( h );
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return EXIT_FAILURE;
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}
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if( showInfo )
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{
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const tr_info_t * info = tr_torrentInfo( tor );
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s = tr_torrentStat( tor );
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/* Print torrent info (quite <20> la btshowmetainfo) */
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printf( "hash: " );
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for( i = 0; i < SHA_DIGEST_LENGTH; i++ )
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{
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printf( "%02x", info->hash[i] );
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}
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printf( "\n" );
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printf( "tracker: %s:%d\n",
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s->tracker->address, s->tracker->port );
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printf( "announce: %s\n", s->tracker->announce );
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printf( "size: %"PRIu64" (%"PRIu64" * %d + %"PRIu64")\n",
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info->totalSize, info->totalSize / info->pieceSize,
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info->pieceSize, info->totalSize % info->pieceSize );
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if( info->comment[0] )
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{
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printf( "comment: %s\n", info->comment );
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}
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if( info->creator[0] )
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{
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printf( "creator: %s\n", info->creator );
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}
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if( TR_FLAG_PRIVATE & info->flags )
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{
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printf( "private flag set\n" );
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}
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printf( "file(s):\n" );
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for( i = 0; i < info->fileCount; i++ )
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{
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printf( " %s (%"PRIu64")\n", info->files[i].name,
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info->files[i].length );
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}
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goto cleanup;
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}
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#if 0
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if( showScrape )
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{
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int seeders, leechers, downloaded;
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if( tr_torrentScrape( tor, &seeders, &leechers, &downloaded ) )
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{
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printf( "Scrape failed.\n" );
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}
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else
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{
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printf( "%d seeder(s), %d leecher(s), %d download(s).\n",
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seeders, leechers, downloaded );
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}
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goto cleanup;
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}
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#endif
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signal( SIGINT, sigHandler );
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tr_setBindPort( h, bindPort );
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tr_setGlobalSpeedLimit ( h, TR_UP, uploadLimit );
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tr_setUseGlobalSpeedLimit( h, TR_UP, uploadLimit > 0 );
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tr_setGlobalSpeedLimit ( h, TR_DOWN, downloadLimit );
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tr_setUseGlobalSpeedLimit( h, TR_DOWN, downloadLimit > 0 );
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tr_natTraversalEnable( h, natTraversal );
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tr_torrentStart( tor );
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for( ;; )
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{
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char string[LINEWIDTH];
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int chars = 0;
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int result;
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wait_secs( 1 );
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if( gotsig )
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{
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gotsig = 0;
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tr_torrentStop( tor );
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tr_natTraversalEnable( h, 0 );
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}
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s = tr_torrentStat( tor );
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if( s->status & TR_STATUS_CHECK_WAIT )
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{
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chars = snprintf( string, sizeof string,
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"Waiting to check files... %.2f %%", 100.0 * s->percentDone );
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}
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else if( s->status & TR_STATUS_CHECK )
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{
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chars = snprintf( string, sizeof string,
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"Checking files... %.2f %%", 100.0 * s->percentDone );
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}
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else if( s->status & TR_STATUS_DOWNLOAD )
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{
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chars = snprintf( string, sizeof string,
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"Progress: %.2f %%, %d peer%s, dl from %d (%.2f KB/s), "
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"ul to %d (%.2f KB/s) [%s]", 100.0 * s->percentDone,
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s->peersConnected, ( s->peersConnected == 1 ) ? "" : "s",
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s->peersSendingToUs, s->rateDownload,
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s->peersGettingFromUs, s->rateUpload,
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getStringRatio(s->ratio) );
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}
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else if( s->status & TR_STATUS_SEED )
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{
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chars = snprintf( string, sizeof string,
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"Seeding, uploading to %d of %d peer(s), %.2f KB/s [%s]",
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s->peersGettingFromUs, s->peersTotal,
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s->rateUpload, getStringRatio(s->ratio) );
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}
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else if( s->status & TR_STATUS_STOPPING )
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{
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chars = snprintf( string, sizeof string, "Stopping..." );
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}
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else if( s->status & TR_STATUS_INACTIVE )
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{
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break;
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}
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if( ( signed )sizeof string > chars )
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{
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memset( &string[chars], ' ', sizeof string - 1 - chars );
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}
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string[sizeof string - 1] = '\0';
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fprintf( stderr, "\r%s", string );
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if( s->error )
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{
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fprintf( stderr, "\n%s\n", s->errorString );
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}
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else if( verboseLevel > 0 )
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{
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fprintf( stderr, "\n" );
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}
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if( tr_getDone(tor) || tr_getComplete(tor) )
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{
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result = system(finishCall);
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}
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}
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fprintf( stderr, "\n" );
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/* Try for 5 seconds to delete any port mappings for nat traversal */
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tr_natTraversalEnable( h, 0 );
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for( i = 0; i < 10; i++ )
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{
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hstat = tr_handleStatus( h );
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if( TR_NAT_TRAVERSAL_DISABLED == hstat->natTraversalStatus )
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{
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/* Port mappings were deleted */
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break;
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}
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wait_msecs( 500 );
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}
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cleanup:
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tr_torrentClose( tor );
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tr_close( h );
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return EXIT_SUCCESS;
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}
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static int parseCommandLine( int argc, char ** argv )
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{
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for( ;; )
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{
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static struct option long_options[] =
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{ { "help", no_argument, NULL, 'h' },
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{ "info", no_argument, NULL, 'i' },
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{ "scrape", no_argument, NULL, 's' },
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{ "private", no_argument, NULL, 'r' },
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{ "verbose", required_argument, NULL, 'v' },
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{ "port", required_argument, NULL, 'p' },
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{ "upload", required_argument, NULL, 'u' },
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{ "download", required_argument, NULL, 'd' },
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{ "finish", required_argument, NULL, 'f' },
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{ "create", required_argument, NULL, 'c' },
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{ "comment", required_argument, NULL, 'm' },
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{ "announce", required_argument, NULL, 'a' },
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{ "nat-traversal", no_argument, NULL, 'n' },
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{ 0, 0, 0, 0} };
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int c, optind = 0;
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c = getopt_long( argc, argv, "hisrv:p:u:d:f:c:m:a:n:",
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long_options, &optind );
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if( c < 0 )
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{
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break;
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}
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switch( c )
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{
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case 'h':
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showHelp = 1;
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break;
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case 'i':
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showInfo = 1;
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break;
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#if 0
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case 's':
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showScrape = 1;
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break;
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#endif
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case 'r':
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isPrivate = 1;
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break;
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case 'v':
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verboseLevel = atoi( optarg );
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break;
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case 'p':
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bindPort = atoi( optarg );
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break;
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case 'u':
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uploadLimit = atoi( optarg );
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break;
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case 'd':
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downloadLimit = atoi( optarg );
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break;
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case 'f':
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finishCall = optarg;
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break;
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case 'c':
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sourceFile = optarg;
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break;
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case 'm':
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comment = optarg;
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break;
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case 'a':
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announce = optarg;
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break;
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case 'n':
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natTraversal = 1;
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break;
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default:
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return 1;
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}
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}
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if( optind > argc - 1 )
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{
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return !showHelp;
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}
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torrentPath = argv[optind];
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return 0;
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}
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static void sigHandler( int signal )
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{
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switch( signal )
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{
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case SIGINT:
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gotsig = 1;
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break;
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default:
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break;
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}
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}
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