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transmission/libtransmission/rpcimpl.c
Charles Kerr 5c26afdb52 happy new year!
2010-01-04 21:00:47 +00:00

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/*
* This file Copyright (C) 2008-2010 Mnemosyne LLC
*
* This file is licensed by the GPL version 2. Works owned by the
* Transmission project are granted a special exemption to clause 2(b)
* so that the bulk of its code can remain under the MIT license.
* This exemption does not extend to derived works not owned by
* the Transmission project.
*
* $Id$
*/
#include <assert.h>
#include <ctype.h> /* isdigit */
#include <stdlib.h> /* strtol */
#include <string.h> /* strcmp */
#include <unistd.h> /* unlink */
#include <event.h> /* evbuffer */
#include "transmission.h"
#include "bencode.h"
#include "completion.h"
#include "json.h"
#include "rpcimpl.h"
#include "session.h"
#include "stats.h"
#include "torrent.h"
#include "utils.h"
#include "version.h"
#include "web.h"
#define RECENTLY_ACTIVE_SECONDS 60
#define TR_N_ELEMENTS( ary ) ( sizeof( ary ) / sizeof( *ary ) )
#if 0
#define dbgmsg(fmt, ...) \
do { \
fprintf( stderr, "%s:%d"#fmt, __FILE__, __LINE__, __VA_ARGS__ ); \
fprintf( stderr, "\n" ); \
} while( 0 )
#else
#define dbgmsg( ... ) \
do { \
if( tr_deepLoggingIsActive( ) ) \
tr_deepLog( __FILE__, __LINE__, "RPC", __VA_ARGS__ ); \
} while( 0 )
#endif
/***
****
***/
static tr_rpc_callback_status
notify( tr_session * session,
int type,
tr_torrent * tor )
{
tr_rpc_callback_status status = 0;
if( session->rpc_func )
status = session->rpc_func( session, type, tor,
session->rpc_func_user_data );
return status;
}
/***
****
***/
/* For functions that can't be immediately executed, like torrentAdd,
* this is the callback data used to pass a response to the caller
* when the task is complete */
struct tr_rpc_idle_data
{
tr_session * session;
tr_benc * response;
tr_benc * args_out;
tr_rpc_response_func callback;
void * callback_user_data;
};
static void
tr_idle_function_done( struct tr_rpc_idle_data * data, const char * result )
{
struct evbuffer * buf = evbuffer_new( );
if( result == NULL )
result = "success";
tr_bencDictAddStr( data->response, "result", result );
tr_bencToBuf( data->response, TR_FMT_JSON_LEAN, buf );
(*data->callback)( data->session, (const char*)EVBUFFER_DATA(buf),
EVBUFFER_LENGTH(buf), data->callback_user_data );
evbuffer_free( buf );
tr_bencFree( data->response );
tr_free( data->response );
tr_free( data );
}
/***
****
***/
static tr_torrent **
getTorrents( tr_session * session,
tr_benc * args,
int * setmeCount )
{
int torrentCount = 0;
int64_t id;
tr_torrent ** torrents = NULL;
tr_benc * ids;
const char * str;
if( tr_bencDictFindList( args, "ids", &ids ) )
{
int i;
const int n = tr_bencListSize( ids );
torrents = tr_new0( tr_torrent *, n );
for( i = 0; i < n; ++i )
{
tr_torrent * tor = NULL;
tr_benc * node = tr_bencListChild( ids, i );
const char * str;
if( tr_bencGetInt( node, &id ) )
tor = tr_torrentFindFromId( session, id );
else if( tr_bencGetStr( node, &str ) )
tor = tr_torrentFindFromHashString( session, str );
if( tor )
torrents[torrentCount++] = tor;
}
}
else if( tr_bencDictFindInt( args, "ids", &id )
|| tr_bencDictFindInt( args, "id", &id ) )
{
tr_torrent * tor;
torrents = tr_new0( tr_torrent *, 1 );
if( ( tor = tr_torrentFindFromId( session, id ) ) )
torrents[torrentCount++] = tor;
}
else if( tr_bencDictFindStr( args, "ids", &str ) )
{
if( !strcmp( str, "recently-active" ) )
{
tr_torrent * tor = NULL;
const time_t now = tr_time( );
const time_t window = RECENTLY_ACTIVE_SECONDS;
const int n = tr_sessionCountTorrents( session );
torrents = tr_new0( tr_torrent *, n );
while( ( tor = tr_torrentNext( session, tor ) ) )
if( tor->anyDate >= now - window )
torrents[torrentCount++] = tor;
}
else
{
tr_torrent * tor;
torrents = tr_new0( tr_torrent *, 1 );
if(( tor = tr_torrentFindFromHashString( session, str )))
torrents[torrentCount++] = tor;
}
}
else /* all of them */
{
tr_torrent * tor = NULL;
const int n = tr_sessionCountTorrents( session );
torrents = tr_new0( tr_torrent *, n );
while( ( tor = tr_torrentNext( session, tor ) ) )
torrents[torrentCount++] = tor;
}
*setmeCount = torrentCount;
return torrents;
}
static const char*
torrentStart( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i = 0; i < torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
tr_torrentStart( tor );
notify( session, TR_RPC_TORRENT_STARTED, tor );
}
tr_free( torrents );
return NULL;
}
static const char*
torrentStop( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i = 0; i < torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
tr_torrentStop( tor );
notify( session, TR_RPC_TORRENT_STOPPED, tor );
}
tr_free( torrents );
return NULL;
}
static const char*
torrentRemove( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i;
int torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i=0; i<torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
const tr_rpc_callback_status status = notify( session, TR_RPC_TORRENT_REMOVING, tor );
tr_bool deleteFlag;
if( tr_bencDictFindBool( args_in, "delete-local-data", &deleteFlag ) && deleteFlag )
tr_torrentDeleteLocalData( tor, NULL );
if( !( status & TR_RPC_NOREMOVE ) )
tr_torrentRemove( tor );
}
tr_free( torrents );
return NULL;
}
static const char*
torrentReannounce( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i=0; i<torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
if( tr_torrentCanManualUpdate( tor ) )
{
tr_torrentManualUpdate( tor );
notify( session, TR_RPC_TORRENT_CHANGED, tor );
}
}
tr_free( torrents );
return NULL;
}
static const char*
torrentVerify( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i = 0; i < torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
tr_torrentVerify( tor );
notify( session, TR_RPC_TORRENT_CHANGED, tor );
}
tr_free( torrents );
return NULL;
}
/***
****
***/
static void
addFileStats( const tr_torrent * tor, tr_benc * list )
{
tr_file_index_t i;
tr_file_index_t n;
const tr_info * info = tr_torrentInfo( tor );
tr_file_stat * files = tr_torrentFiles( tor, &n );
for( i = 0; i < info->fileCount; ++i )
{
const tr_file * file = &info->files[i];
tr_benc * d = tr_bencListAddDict( list, 3 );
tr_bencDictAddInt( d, "bytesCompleted", files[i].bytesCompleted );
tr_bencDictAddInt( d, "priority", file->priority );
tr_bencDictAddBool( d, "wanted", !file->dnd );
}
tr_torrentFilesFree( files, n );
}
static void
addFiles( const tr_torrent * tor,
tr_benc * list )
{
tr_file_index_t i;
tr_file_index_t n;
const tr_info * info = tr_torrentInfo( tor );
tr_file_stat * files = tr_torrentFiles( tor, &n );
for( i = 0; i < info->fileCount; ++i )
{
const tr_file * file = &info->files[i];
tr_benc * d = tr_bencListAddDict( list, 3 );
tr_bencDictAddInt( d, "bytesCompleted", files[i].bytesCompleted );
tr_bencDictAddInt( d, "length", file->length );
tr_bencDictAddStr( d, "name", file->name );
}
tr_torrentFilesFree( files, n );
}
static void
addWebseeds( const tr_info * info,
tr_benc * webseeds )
{
int i;
for( i = 0; i < info->webseedCount; ++i )
tr_bencListAddStr( webseeds, info->webseeds[i] );
}
static void
addTrackers( const tr_info * info,
tr_benc * trackers )
{
int i;
for( i = 0; i < info->trackerCount; ++i )
{
const tr_tracker_info * t = &info->trackers[i];
tr_benc * d = tr_bencListAddDict( trackers, 3 );
tr_bencDictAddStr( d, "announce", t->announce );
tr_bencDictAddStr( d, "scrape", t->scrape );
tr_bencDictAddInt( d, "tier", t->tier );
}
}
static void
addTrackerStats( const tr_tracker_stat * st, int n, tr_benc * list )
{
int i;
for( i=0; i<n; ++i )
{
const tr_tracker_stat * s = &st[i];
tr_benc * d = tr_bencListAddDict( list, 22 );
tr_bencDictAddStr ( d, "announce", s->announce );
tr_bencDictAddInt ( d, "announceState", s->announceState );
tr_bencDictAddInt ( d, "downloadCount", s->downloadCount );
tr_bencDictAddBool( d, "hasAnnounced", s->hasAnnounced );
tr_bencDictAddBool( d, "hasScraped", s->hasScraped );
tr_bencDictAddStr ( d, "host", s->host );
tr_bencDictAddBool( d, "isBackup", s->isBackup );
tr_bencDictAddInt ( d, "lastAnnouncePeerCount", s->lastAnnouncePeerCount );
tr_bencDictAddStr ( d, "lastAnnounceResult", s->lastAnnounceResult );
tr_bencDictAddInt ( d, "lastAnnounceStartTime", s->lastAnnounceStartTime );
tr_bencDictAddBool( d, "lastAnnounceSucceeded", s->lastAnnounceSucceeded );
tr_bencDictAddInt ( d, "lastAnnounceTime", s->lastAnnounceTime );
tr_bencDictAddStr ( d, "lastScrapeResult", s->lastScrapeResult );
tr_bencDictAddInt ( d, "lastScrapeStartTime", s->lastScrapeStartTime );
tr_bencDictAddBool( d, "lastScrapeSucceeded", s->lastScrapeSucceeded );
tr_bencDictAddInt ( d, "lastScrapeTime", s->lastScrapeTime );
tr_bencDictAddInt ( d, "leecherCount", s->leecherCount );
tr_bencDictAddInt ( d, "nextAnnounceTime", s->nextAnnounceTime );
tr_bencDictAddInt ( d, "nextScrapeTime", s->nextScrapeTime );
tr_bencDictAddInt ( d, "scrapeState", s->scrapeState );
tr_bencDictAddInt ( d, "seederCount", s->seederCount );
tr_bencDictAddInt ( d, "tier", s->tier );
}
}
static void
addPeers( const tr_torrent * tor,
tr_benc * list )
{
int i;
int peerCount;
tr_peer_stat * peers = tr_torrentPeers( tor, &peerCount );
tr_bencInitList( list, peerCount );
for( i = 0; i < peerCount; ++i )
{
tr_benc * d = tr_bencListAddDict( list, 14 );
const tr_peer_stat * peer = peers + i;
tr_bencDictAddStr ( d, "address", peer->addr );
tr_bencDictAddStr ( d, "clientName", peer->client );
tr_bencDictAddBool( d, "clientIsChoked", peer->clientIsChoked );
tr_bencDictAddBool( d, "clientIsInterested", peer->clientIsInterested );
tr_bencDictAddStr ( d, "flagStr", peer->flagStr );
tr_bencDictAddBool( d, "isDownloadingFrom", peer->isDownloadingFrom );
tr_bencDictAddBool( d, "isEncrypted", peer->isEncrypted );
tr_bencDictAddBool( d, "isIncoming", peer->isIncoming );
tr_bencDictAddBool( d, "isUploadingTo", peer->isUploadingTo );
tr_bencDictAddBool( d, "peerIsChoked", peer->peerIsChoked );
tr_bencDictAddBool( d, "peerIsInterested", peer->peerIsInterested );
tr_bencDictAddInt ( d, "port", peer->port );
tr_bencDictAddReal( d, "progress", peer->progress );
tr_bencDictAddInt ( d, "rateToClient", (int)( peer->rateToClient * 1024.0 ) );
tr_bencDictAddInt ( d, "rateToPeer", (int)( peer->rateToPeer * 1024.0 ) );
}
tr_torrentPeersFree( peers, peerCount );
}
/* faster-than-strcmp() optimization. this is kind of clumsy,
but addField() was in the profiler's top 10 list, and this
makes it 4x faster... */
#define tr_streq(a,alen,b) ((alen+1==sizeof(b)) && !memcmp(a,b,alen))
static void
addField( const tr_torrent * tor, tr_benc * d, const char * key )
{
const tr_info * inf = tr_torrentInfo( tor );
const tr_stat * st = tr_torrentStat( (tr_torrent*)tor );
const size_t keylen = strlen( key );
if( tr_streq( key, keylen, "activityDate" ) )
tr_bencDictAddInt( d, key, st->activityDate );
else if( tr_streq( key, keylen, "addedDate" ) )
tr_bencDictAddInt( d, key, st->addedDate );
else if( tr_streq( key, keylen, "bandwidthPriority" ) )
tr_bencDictAddInt( d, key, tr_torrentGetPriority( tor ) );
else if( tr_streq( key, keylen, "comment" ) )
tr_bencDictAddStr( d, key, inf->comment ? inf->comment : "" );
else if( tr_streq( key, keylen, "corruptEver" ) )
tr_bencDictAddInt( d, key, st->corruptEver );
else if( tr_streq( key, keylen, "creator" ) )
tr_bencDictAddStr( d, key, inf->creator ? inf->creator : "" );
else if( tr_streq( key, keylen, "dateCreated" ) )
tr_bencDictAddInt( d, key, inf->dateCreated );
else if( tr_streq( key, keylen, "desiredAvailable" ) )
tr_bencDictAddInt( d, key, st->desiredAvailable );
else if( tr_streq( key, keylen, "doneDate" ) )
tr_bencDictAddInt( d, key, st->doneDate );
else if( tr_streq( key, keylen, "downloadDir" ) )
tr_bencDictAddStr( d, key, tr_torrentGetDownloadDir( tor ) );
else if( tr_streq( key, keylen, "downloadedEver" ) )
tr_bencDictAddInt( d, key, st->downloadedEver );
else if( tr_streq( key, keylen, "downloadLimit" ) )
tr_bencDictAddInt( d, key, tr_torrentGetSpeedLimit( tor, TR_DOWN ) );
else if( tr_streq( key, keylen, "downloadLimited" ) )
tr_bencDictAddBool( d, key, tr_torrentUsesSpeedLimit( tor, TR_DOWN ) );
else if( tr_streq( key, keylen, "error" ) )
tr_bencDictAddInt( d, key, st->error );
else if( tr_streq( key, keylen, "errorString" ) )
tr_bencDictAddStr( d, key, st->errorString );
else if( tr_streq( key, keylen, "eta" ) )
tr_bencDictAddInt( d, key, st->eta );
else if( tr_streq( key, keylen, "files" ) )
addFiles( tor, tr_bencDictAddList( d, key, inf->fileCount ) );
else if( tr_streq( key, keylen, "fileStats" ) )
addFileStats( tor, tr_bencDictAddList( d, key, inf->fileCount ) );
else if( tr_streq( key, keylen, "hashString" ) )
tr_bencDictAddStr( d, key, tor->info.hashString );
else if( tr_streq( key, keylen, "haveUnchecked" ) )
tr_bencDictAddInt( d, key, st->haveUnchecked );
else if( tr_streq( key, keylen, "haveValid" ) )
tr_bencDictAddInt( d, key, st->haveValid );
else if( tr_streq( key, keylen, "honorsSessionLimits" ) )
tr_bencDictAddBool( d, key, tr_torrentUsesSessionLimits( tor ) );
else if( tr_streq( key, keylen, "id" ) )
tr_bencDictAddInt( d, key, st->id );
else if( tr_streq( key, keylen, "isPrivate" ) )
tr_bencDictAddBool( d, key, tr_torrentIsPrivate( tor ) );
else if( tr_streq( key, keylen, "leftUntilDone" ) )
tr_bencDictAddInt( d, key, st->leftUntilDone );
else if( tr_streq( key, keylen, "manualAnnounceTime" ) )
tr_bencDictAddInt( d, key, st->manualAnnounceTime );
else if( tr_streq( key, keylen, "maxConnectedPeers" ) )
tr_bencDictAddInt( d, key, tr_torrentGetPeerLimit( tor ) );
else if( tr_streq( key, keylen, "magnetLink" ) ) {
char * str = tr_torrentGetMagnetLink( tor );
tr_bencDictAddStr( d, key, str );
tr_free( str );
}
else if( tr_streq( key, keylen, "metadataPercentComplete" ) )
tr_bencDictAddReal( d, key, st->metadataPercentComplete );
else if( tr_streq( key, keylen, "name" ) )
tr_bencDictAddStr( d, key, inf->name );
else if( tr_streq( key, keylen, "percentDone" ) )
tr_bencDictAddReal( d, key, st->percentDone );
else if( tr_streq( key, keylen, "peer-limit" ) )
tr_bencDictAddInt( d, key, tr_torrentGetPeerLimit( tor ) );
else if( tr_streq( key, keylen, "peers" ) )
addPeers( tor, tr_bencDictAdd( d, key ) );
else if( tr_streq( key, keylen, "peersConnected" ) )
tr_bencDictAddInt( d, key, st->peersConnected );
else if( tr_streq( key, keylen, "peersFrom" ) )
{
tr_benc * tmp = tr_bencDictAddDict( d, key, 4 );
const int * f = st->peersFrom;
tr_bencDictAddInt( tmp, "fromCache", f[TR_PEER_FROM_RESUME] );
tr_bencDictAddInt( tmp, "fromIncoming", f[TR_PEER_FROM_INCOMING] );
tr_bencDictAddInt( tmp, "fromPex", f[TR_PEER_FROM_PEX] );
tr_bencDictAddInt( tmp, "fromTracker", f[TR_PEER_FROM_TRACKER] );
}
else if( tr_streq( key, keylen, "peersGettingFromUs" ) )
tr_bencDictAddInt( d, key, st->peersGettingFromUs );
else if( tr_streq( key, keylen, "peersKnown" ) )
tr_bencDictAddInt( d, key, st->peersKnown );
else if( tr_streq( key, keylen, "peersSendingToUs" ) )
tr_bencDictAddInt( d, key, st->peersSendingToUs );
else if( tr_streq( key, keylen, "pieces" ) ) {
const tr_bitfield * pieces = tr_cpPieceBitfield( &tor->completion );
char * str = tr_base64_encode( pieces->bits, pieces->byteCount, NULL );
tr_bencDictAddStr( d, key, str!=NULL ? str : "" );
tr_free( str );
}
else if( tr_streq( key, keylen, "pieceCount" ) )
tr_bencDictAddInt( d, key, inf->pieceCount );
else if( tr_streq( key, keylen, "pieceSize" ) )
tr_bencDictAddInt( d, key, inf->pieceSize );
else if( tr_streq( key, keylen, "priorities" ) )
{
tr_file_index_t i;
tr_benc * p = tr_bencDictAddList( d, key, inf->fileCount );
for( i = 0; i < inf->fileCount; ++i )
tr_bencListAddInt( p, inf->files[i].priority );
}
else if( tr_streq( key, keylen, "rateDownload" ) )
tr_bencDictAddInt( d, key, (int)( st->pieceDownloadSpeed * 1024 ) );
else if( tr_streq( key, keylen, "rateUpload" ) )
tr_bencDictAddInt( d, key, (int)( st->pieceUploadSpeed * 1024 ) );
else if( tr_streq( key, keylen, "recheckProgress" ) )
tr_bencDictAddReal( d, key, st->recheckProgress );
else if( tr_streq( key, keylen, "seedRatioLimit" ) )
tr_bencDictAddReal( d, key, tr_torrentGetRatioLimit( tor ) );
else if( tr_streq( key, keylen, "seedRatioMode" ) )
tr_bencDictAddInt( d, key, tr_torrentGetRatioMode( tor ) );
else if( tr_streq( key, keylen, "sizeWhenDone" ) )
tr_bencDictAddInt( d, key, st->sizeWhenDone );
else if( tr_streq( key, keylen, "startDate" ) )
tr_bencDictAddInt( d, key, st->startDate );
else if( tr_streq( key, keylen, "status" ) )
tr_bencDictAddInt( d, key, st->activity );
else if( tr_streq( key, keylen, "trackers" ) )
addTrackers( inf, tr_bencDictAddList( d, key, inf->trackerCount ) );
else if( tr_streq( key, keylen, "trackerStats" ) ) {
int n;
tr_tracker_stat * s = tr_torrentTrackers( tor, &n );
addTrackerStats( s, n, tr_bencDictAddList( d, key, n ) );
tr_torrentTrackersFree( s, n );
}
else if( tr_streq( key, keylen, "torrentFile" ) )
tr_bencDictAddStr( d, key, inf->torrent );
else if( tr_streq( key, keylen, "totalSize" ) )
tr_bencDictAddInt( d, key, inf->totalSize );
else if( tr_streq( key, keylen, "uploadedEver" ) )
tr_bencDictAddInt( d, key, st->uploadedEver );
else if( tr_streq( key, keylen, "uploadLimit" ) )
tr_bencDictAddInt( d, key, tr_torrentGetSpeedLimit( tor, TR_UP ) );
else if( tr_streq( key, keylen, "uploadLimited" ) )
tr_bencDictAddBool( d, key, tr_torrentUsesSpeedLimit( tor, TR_UP ) );
else if( tr_streq( key, keylen, "uploadRatio" ) )
tr_bencDictAddReal( d, key, st->ratio );
else if( tr_streq( key, keylen, "wanted" ) )
{
tr_file_index_t i;
tr_benc * w = tr_bencDictAddList( d, key, inf->fileCount );
for( i = 0; i < inf->fileCount; ++i )
tr_bencListAddInt( w, inf->files[i].dnd ? 0 : 1 );
}
else if( tr_streq( key, keylen, "webseeds" ) )
addWebseeds( inf, tr_bencDictAddList( d, key, inf->webseedCount ) );
else if( tr_streq( key, keylen, "webseedsSendingToUs" ) )
tr_bencDictAddInt( d, key, st->webseedsSendingToUs );
}
static void
addInfo( const tr_torrent * tor,
tr_benc * d,
tr_benc * fields )
{
int i;
const int n = tr_bencListSize( fields );
const char * str;
tr_bencInitDict( d, n );
for( i = 0; i < n; ++i )
if( tr_bencGetStr( tr_bencListChild( fields, i ), &str ) )
addField( tor, d, str );
}
static const char*
torrentGet( tr_session * session,
tr_benc * args_in,
tr_benc * args_out,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
tr_benc * list = tr_bencDictAddList( args_out, "torrents", torrentCount );
tr_benc * fields;
const char * msg = NULL;
const char * strVal;
assert( idle_data == NULL );
if( tr_bencDictFindStr( args_in, "ids", &strVal ) && !strcmp( strVal, "recently-active" ) ) {
int n = 0;
tr_benc * d;
const time_t now = tr_time( );
const int interval = RECENTLY_ACTIVE_SECONDS;
tr_benc * removed_out = tr_bencDictAddList( args_out, "removed", 0 );
while(( d = tr_bencListChild( &session->removedTorrents, n++ ))) {
int64_t intVal;
if( tr_bencDictFindInt( d, "date", &intVal ) && ( intVal >= now - interval ) ) {
tr_bencDictFindInt( d, "id", &intVal );
tr_bencListAddInt( removed_out, intVal );
}
}
}
if( !tr_bencDictFindList( args_in, "fields", &fields ) )
msg = "no fields specified";
else for( i = 0; i < torrentCount; ++i )
addInfo( torrents[i], tr_bencListAdd( list ), fields );
tr_free( torrents );
return msg;
}
/***
****
***/
static const char*
setFilePriorities( tr_torrent * tor,
int priority,
tr_benc * list )
{
int i;
int64_t tmp;
int fileCount = 0;
const int n = tr_bencListSize( list );
const char * errmsg = NULL;
tr_file_index_t * files = tr_new0( tr_file_index_t, tor->info.fileCount );
if( n )
{
for( i = 0; i < n; ++i ) {
if( tr_bencGetInt( tr_bencListChild( list, i ), &tmp ) ) {
if( 0 <= tmp && tmp < tor->info.fileCount ) {
files[fileCount++] = tmp;
} else {
errmsg = "file index out of range";
}
}
}
}
else /* if empty set, apply to all */
{
tr_file_index_t t;
for( t = 0; t < tor->info.fileCount; ++t )
files[fileCount++] = t;
}
if( fileCount )
tr_torrentSetFilePriorities( tor, files, fileCount, priority );
tr_free( files );
return errmsg;
}
static const char*
setFileDLs( tr_torrent * tor,
int do_download,
tr_benc * list )
{
int i;
int64_t tmp;
int fileCount = 0;
const int n = tr_bencListSize( list );
const char * errmsg = NULL;
tr_file_index_t * files = tr_new0( tr_file_index_t, tor->info.fileCount );
if( n ) /* if argument list, process them */
{
for( i = 0; i < n; ++i ) {
if( tr_bencGetInt( tr_bencListChild( list, i ), &tmp ) ) {
if( 0 <= tmp && tmp < tor->info.fileCount ) {
files[fileCount++] = tmp;
} else {
errmsg = "file index out of range";
}
}
}
}
else /* if empty set, apply to all */
{
tr_file_index_t t;
for( t = 0; t < tor->info.fileCount; ++t )
files[fileCount++] = t;
}
if( fileCount )
tr_torrentSetFileDLs( tor, files, fileCount, do_download );
tr_free( files );
return errmsg;
}
static const char*
torrentSet( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
const char * errmsg = NULL;
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
assert( idle_data == NULL );
for( i = 0; i < torrentCount; ++i )
{
int64_t tmp;
double d;
tr_benc * files;
tr_bool boolVal;
tr_torrent * tor = torrents[i];
if( tr_bencDictFindInt( args_in, "bandwidthPriority", &tmp ) )
if( tr_isPriority( tmp ) )
tr_torrentSetPriority( tor, tmp );
if( !errmsg && tr_bencDictFindList( args_in, "files-unwanted", &files ) )
errmsg = setFileDLs( tor, FALSE, files );
if( !errmsg && tr_bencDictFindList( args_in, "files-wanted", &files ) )
errmsg = setFileDLs( tor, TRUE, files );
if( tr_bencDictFindInt( args_in, "peer-limit", &tmp ) )
tr_torrentSetPeerLimit( tor, tmp );
if( !errmsg && tr_bencDictFindList( args_in, "priority-high", &files ) )
errmsg = setFilePriorities( tor, TR_PRI_HIGH, files );
if( !errmsg && tr_bencDictFindList( args_in, "priority-low", &files ) )
errmsg = setFilePriorities( tor, TR_PRI_LOW, files );
if( !errmsg && tr_bencDictFindList( args_in, "priority-normal", &files ) )
errmsg = setFilePriorities( tor, TR_PRI_NORMAL, files );
if( tr_bencDictFindInt( args_in, "downloadLimit", &tmp ) )
tr_torrentSetSpeedLimit( tor, TR_DOWN, tmp );
if( tr_bencDictFindBool( args_in, "downloadLimited", &boolVal ) )
tr_torrentUseSpeedLimit( tor, TR_DOWN, boolVal );
if( tr_bencDictFindBool( args_in, "honorsSessionLimits", &boolVal ) )
tr_torrentUseSessionLimits( tor, boolVal );
if( tr_bencDictFindInt( args_in, "uploadLimit", &tmp ) )
tr_torrentSetSpeedLimit( tor, TR_UP, tmp );
if( tr_bencDictFindBool( args_in, "uploadLimited", &boolVal ) )
tr_torrentUseSpeedLimit( tor, TR_UP, boolVal );
if( tr_bencDictFindReal( args_in, "seedRatioLimit", &d ) )
tr_torrentSetRatioLimit( tor, d );
if( tr_bencDictFindInt( args_in, "seedRatioMode", &tmp ) )
tr_torrentSetRatioMode( tor, tmp );
notify( session, TR_RPC_TORRENT_CHANGED, tor );
}
tr_free( torrents );
return errmsg;
}
static const char*
torrentSetLocation( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
const char * errmsg = NULL;
const char * location = NULL;
assert( idle_data == NULL );
if( !tr_bencDictFindStr( args_in, "location", &location ) )
{
errmsg = "no location";
}
else
{
tr_bool move = FALSE;
int i, torrentCount;
tr_torrent ** torrents = getTorrents( session, args_in, &torrentCount );
tr_bencDictFindBool( args_in, "move", &move );
for( i=0; i<torrentCount; ++i )
{
tr_torrent * tor = torrents[i];
tr_torrentSetLocation( tor, location, move, NULL, NULL );
notify( session, TR_RPC_TORRENT_MOVED, tor );
}
tr_free( torrents );
}
return errmsg;
}
/***
****
***/
static void
portTested( tr_session * session UNUSED,
long response_code,
const void * response,
size_t response_byte_count,
void * user_data )
{
char result[1024];
struct tr_rpc_idle_data * data = user_data;
if( response_code != 200 )
{
tr_snprintf( result, sizeof( result ), "http error %ld: %s",
response_code, tr_webGetResponseStr( response_code ) );
}
else /* success */
{
const tr_bool isOpen = response_byte_count && *(char*)response == '1';
tr_bencDictAddBool( data->args_out, "port-is-open", isOpen );
tr_snprintf( result, sizeof( result ), "success" );
}
tr_idle_function_done( data, result );
}
static const char*
portTest( tr_session * session,
tr_benc * args_in UNUSED,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data )
{
const int port = tr_sessionGetPeerPort( session );
char * url = tr_strdup_printf( "http://portcheck.transmissionbt.com/%d", port );
tr_webRun( session, url, NULL, portTested, idle_data );
tr_free( url );
return NULL;
}
/***
****
***/
static void
gotNewBlocklist( tr_session * session,
long response_code,
const void * response,
size_t response_byte_count,
void * user_data )
{
char result[1024];
struct tr_rpc_idle_data * data = user_data;
if( response_code != 200 )
{
tr_snprintf( result, sizeof( result ), "http error %ld: %s",
response_code, tr_webGetResponseStr( response_code ) );
}
else /* success */
{
int ruleCount;
char * filename = tr_buildPath( tr_sessionGetConfigDir( session ), "blocklist.tmp", NULL );
FILE * fp;
/* download a new blocklist */
fp = fopen( filename, "w+" );
fwrite( response, 1, response_byte_count, fp );
fclose( fp );
/* feed it to the session */
ruleCount = tr_blocklistSetContent( session, filename );
/* give the client a response */
tr_bencDictAddInt( data->args_out, "blocklist-size", ruleCount );
tr_snprintf( result, sizeof( result ), "success" );
/* cleanup */
unlink( filename );
tr_free( filename );
}
tr_idle_function_done( data, result );
}
static const char*
blocklistUpdate( tr_session * session,
tr_benc * args_in UNUSED,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data )
{
const char * url = "http://update.transmissionbt.com/level1";
tr_webRun( session, url, NULL, gotNewBlocklist, idle_data );
return NULL;
}
/***
****
***/
static void
addTorrentImpl( struct tr_rpc_idle_data * data, tr_ctor * ctor )
{
int err = 0;
const char * result = NULL;
tr_torrent * tor = tr_torrentNew( ctor, &err );
tr_ctorFree( ctor );
if( tor )
{
tr_benc fields;
tr_bencInitList( &fields, 3 );
tr_bencListAddStr( &fields, "id" );
tr_bencListAddStr( &fields, "name" );
tr_bencListAddStr( &fields, "hashString" );
addInfo( tor, tr_bencDictAdd( data->args_out, "torrent-added" ), &fields );
notify( data->session, TR_RPC_TORRENT_ADDED, tor );
tr_bencFree( &fields );
}
else if( err == TR_PARSE_DUPLICATE )
{
result = "duplicate torrent";
}
else if( err == TR_PARSE_ERR )
{
result = "invalid or corrupt torrent file";
}
tr_idle_function_done( data, result );
}
struct add_torrent_idle_data
{
struct tr_rpc_idle_data * data;
tr_ctor * ctor;
};
static void
gotMetadataFromURL( tr_session * session UNUSED,
long response_code,
const void * response,
size_t response_byte_count,
void * user_data )
{
struct add_torrent_idle_data * data = user_data;
dbgmsg( "torrentAdd: HTTP response code was %ld (%s); response length was %zu bytes",
response_code, tr_webGetResponseStr( response_code ), response_byte_count );
if( response_code == 200 )
{
tr_ctorSetMetainfo( data->ctor, response, response_byte_count );
addTorrentImpl( data->data, data->ctor );
}
else
{
char result[1024];
tr_snprintf( result, sizeof( result ), "http error %ld: %s",
response_code, tr_webGetResponseStr( response_code ) );
tr_idle_function_done( data->data, result );
}
tr_free( data );
}
static tr_bool
isCurlURL( const char * filename )
{
if( filename == NULL )
return FALSE;
return ( strstr( filename, "ftp://" ) != NULL )
|| ( strstr( filename, "http://" ) != NULL )
|| ( strstr( filename, "https://" ) != NULL );
}
static tr_file_index_t*
fileListFromList( tr_benc * list, tr_file_index_t * setmeCount )
{
size_t i;
const size_t childCount = tr_bencListSize( list );
tr_file_index_t n = 0;
tr_file_index_t * files = tr_new0( tr_file_index_t, childCount );
for( i=0; i<childCount; ++i ) {
int64_t intVal;
if( tr_bencGetInt( tr_bencListChild( list, i ), &intVal ) )
files[n++] = (tr_file_index_t)intVal;
}
*setmeCount = n;
return files;
}
static const char*
torrentAdd( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data )
{
const char * filename = NULL;
const char * metainfo_base64 = NULL;
assert( idle_data != NULL );
tr_bencDictFindStr( args_in, "filename", &filename );
tr_bencDictFindStr( args_in, "metainfo", &metainfo_base64 );
if( !filename && !metainfo_base64 )
return "no filename or metainfo specified";
else
{
int64_t i;
tr_bool boolVal;
const char * str;
tr_benc * l;
tr_ctor * ctor = tr_ctorNew( session );
/* set the optional arguments */
if( tr_bencDictFindStr( args_in, TR_PREFS_KEY_DOWNLOAD_DIR, &str ) )
tr_ctorSetDownloadDir( ctor, TR_FORCE, str );
if( tr_bencDictFindBool( args_in, "paused", &boolVal ) )
tr_ctorSetPaused( ctor, TR_FORCE, boolVal );
if( tr_bencDictFindInt( args_in, "peer-limit", &i ) )
tr_ctorSetPeerLimit( ctor, TR_FORCE, i );
if( tr_bencDictFindList( args_in, "files-unwanted", &l ) ) {
tr_file_index_t fileCount;
tr_file_index_t * files = fileListFromList( l, &fileCount );
tr_ctorSetFilesWanted( ctor, files, fileCount, FALSE );
tr_free( files );
}
if( tr_bencDictFindList( args_in, "files-wanted", &l ) ) {
tr_file_index_t fileCount;
tr_file_index_t * files = fileListFromList( l, &fileCount );
tr_ctorSetFilesWanted( ctor, files, fileCount, TRUE );
tr_free( files );
}
if( tr_bencDictFindList( args_in, "priority-low", &l ) ) {
tr_file_index_t fileCount;
tr_file_index_t * files = fileListFromList( l, &fileCount );
tr_ctorSetFilePriorities( ctor, files, fileCount, TR_PRI_LOW );
tr_free( files );
}
if( tr_bencDictFindList( args_in, "priority-normal", &l ) ) {
tr_file_index_t fileCount;
tr_file_index_t * files = fileListFromList( l, &fileCount );
tr_ctorSetFilePriorities( ctor, files, fileCount, TR_PRI_NORMAL );
tr_free( files );
}
if( tr_bencDictFindList( args_in, "priority-high", &l ) ) {
tr_file_index_t fileCount;
tr_file_index_t * files = fileListFromList( l, &fileCount );
tr_ctorSetFilePriorities( ctor, files, fileCount, TR_PRI_HIGH );
tr_free( files );
}
dbgmsg( "torrentAdd: filename is \"%s\"", filename );
if( isCurlURL( filename ) )
{
struct add_torrent_idle_data * d = tr_new0( struct add_torrent_idle_data, 1 );
d->data = idle_data;
d->ctor = ctor;
tr_webRun( session, filename, NULL, gotMetadataFromURL, d );
}
else
{
if( filename == NULL )
{
int len;
char * metainfo = tr_base64_decode( metainfo_base64, -1, &len );
tr_ctorSetMetainfo( ctor, (uint8_t*)metainfo, len );
tr_free( metainfo );
}
else if( !strncmp( filename, "magnet:?", 8 ) )
{
tr_ctorSetMagnet( ctor, filename );
}
else
{
tr_ctorSetMetainfoFromFile( ctor, filename );
}
addTorrentImpl( idle_data, ctor );
}
}
return NULL;
}
/***
****
***/
static const char*
sessionSet( tr_session * session,
tr_benc * args_in,
tr_benc * args_out UNUSED,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int64_t i;
double d;
tr_bool boolVal;
const char * str;
assert( idle_data == NULL );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_ALT_SPEED_UP, &i ) )
tr_sessionSetAltSpeed( session, TR_UP, i );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_ALT_SPEED_DOWN, &i ) )
tr_sessionSetAltSpeed( session, TR_DOWN, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_ALT_SPEED_ENABLED, &boolVal ) )
tr_sessionUseAltSpeed( session, boolVal );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_ALT_SPEED_TIME_BEGIN, &i ) )
tr_sessionSetAltSpeedBegin( session, i );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_ALT_SPEED_TIME_END, &i ) )
tr_sessionSetAltSpeedEnd( session, i );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_ALT_SPEED_TIME_DAY, &i ) )
tr_sessionSetAltSpeedDay( session, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_ALT_SPEED_TIME_ENABLED, &boolVal ) )
tr_sessionUseAltSpeedTime( session, boolVal );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_BLOCKLIST_ENABLED, &boolVal ) )
tr_blocklistSetEnabled( session, boolVal );
if( tr_bencDictFindStr( args_in, TR_PREFS_KEY_DOWNLOAD_DIR, &str ) )
tr_sessionSetDownloadDir( session, str );
if( tr_bencDictFindStr( args_in, TR_PREFS_KEY_INCOMPLETE_DIR, &str ) )
tr_sessionSetIncompleteDir( session, str );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, &boolVal ) )
tr_sessionSetIncompleteDirEnabled( session, boolVal );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, &i ) )
tr_sessionSetPeerLimit( session, i );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_PEER_LIMIT_TORRENT, &i ) )
tr_sessionSetPeerLimitPerTorrent( session, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_PEX_ENABLED, &boolVal ) )
tr_sessionSetPexEnabled( session, boolVal );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_DHT_ENABLED, &boolVal ) )
tr_sessionSetDHTEnabled( session, boolVal );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_PEER_PORT_RANDOM_ON_START, &boolVal ) )
tr_sessionSetPeerPortRandomOnStart( session, boolVal );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_PEER_PORT, &i ) )
tr_sessionSetPeerPort( session, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_PORT_FORWARDING, &boolVal ) )
tr_sessionSetPortForwardingEnabled( session, boolVal );
if( tr_bencDictFindReal( args_in, "seedRatioLimit", &d ) )
tr_sessionSetRatioLimit( session, d );
if( tr_bencDictFindBool( args_in, "seedRatioLimited", &boolVal ) )
tr_sessionSetRatioLimited( session, boolVal );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_DSPEED, &i ) )
tr_sessionSetSpeedLimit( session, TR_DOWN, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_DSPEED_ENABLED, &boolVal ) )
tr_sessionLimitSpeed( session, TR_DOWN, boolVal );
if( tr_bencDictFindInt( args_in, TR_PREFS_KEY_USPEED, &i ) )
tr_sessionSetSpeedLimit( session, TR_UP, i );
if( tr_bencDictFindBool( args_in, TR_PREFS_KEY_USPEED_ENABLED, &boolVal ) )
tr_sessionLimitSpeed( session, TR_UP, boolVal );
if( tr_bencDictFindStr( args_in, TR_PREFS_KEY_ENCRYPTION, &str ) ) {
if( !strcmp( str, "required" ) )
tr_sessionSetEncryption( session, TR_ENCRYPTION_REQUIRED );
else if( !strcmp( str, "tolerated" ) )
tr_sessionSetEncryption( session, TR_CLEAR_PREFERRED );
else
tr_sessionSetEncryption( session, TR_ENCRYPTION_PREFERRED );
}
notify( session, TR_RPC_SESSION_CHANGED, NULL );
return NULL;
}
static const char*
sessionStats( tr_session * session,
tr_benc * args_in UNUSED,
tr_benc * args_out,
struct tr_rpc_idle_data * idle_data UNUSED )
{
int running = 0;
int total = 0;
tr_benc * d;
tr_session_stats currentStats = { 0.0f, 0, 0, 0, 0, 0 };
tr_session_stats cumulativeStats = { 0.0f, 0, 0, 0, 0, 0 };
tr_torrent * tor = NULL;
assert( idle_data == NULL );
while(( tor = tr_torrentNext( session, tor ))) {
++total;
if( tor->isRunning )
++running;
}
tr_sessionGetStats( session, &currentStats );
tr_sessionGetCumulativeStats( session, &cumulativeStats );
tr_bencDictAddInt( args_out, "activeTorrentCount", running );
tr_bencDictAddInt( args_out, "downloadSpeed", (int)( tr_sessionGetPieceSpeed( session, TR_DOWN ) * 1024 ) );
tr_bencDictAddInt( args_out, "pausedTorrentCount", total - running );
tr_bencDictAddInt( args_out, "torrentCount", total );
tr_bencDictAddInt( args_out, "uploadSpeed", (int)( tr_sessionGetPieceSpeed( session, TR_UP ) * 1024 ) );
d = tr_bencDictAddDict( args_out, "cumulative-stats", 5 );
tr_bencDictAddInt( d, "downloadedBytes", cumulativeStats.downloadedBytes );
tr_bencDictAddInt( d, "filesAdded", cumulativeStats.filesAdded );
tr_bencDictAddInt( d, "secondsActive", cumulativeStats.secondsActive );
tr_bencDictAddInt( d, "sessionCount", cumulativeStats.sessionCount );
tr_bencDictAddInt( d, "uploadedBytes", cumulativeStats.uploadedBytes );
d = tr_bencDictAddDict( args_out, "current-stats", 5 );
tr_bencDictAddInt( d, "downloadedBytes", currentStats.downloadedBytes );
tr_bencDictAddInt( d, "filesAdded", currentStats.filesAdded );
tr_bencDictAddInt( d, "secondsActive", currentStats.secondsActive );
tr_bencDictAddInt( d, "sessionCount", currentStats.sessionCount );
tr_bencDictAddInt( d, "uploadedBytes", currentStats.uploadedBytes );
return NULL;
}
static const char*
sessionGet( tr_session * s,
tr_benc * args_in UNUSED,
tr_benc * args_out,
struct tr_rpc_idle_data * idle_data UNUSED )
{
const char * str;
tr_benc * d = args_out;
assert( idle_data == NULL );
tr_bencDictAddInt ( d, TR_PREFS_KEY_ALT_SPEED_UP, tr_sessionGetAltSpeed(s,TR_UP) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_ALT_SPEED_DOWN, tr_sessionGetAltSpeed(s,TR_DOWN) );
tr_bencDictAddBool( d, TR_PREFS_KEY_ALT_SPEED_ENABLED, tr_sessionUsesAltSpeed(s) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_ALT_SPEED_TIME_BEGIN, tr_sessionGetAltSpeedBegin(s) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_ALT_SPEED_TIME_END,tr_sessionGetAltSpeedEnd(s) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_ALT_SPEED_TIME_DAY,tr_sessionGetAltSpeedDay(s) );
tr_bencDictAddBool( d, TR_PREFS_KEY_ALT_SPEED_TIME_ENABLED, tr_sessionUsesAltSpeedTime(s) );
tr_bencDictAddBool( d, TR_PREFS_KEY_BLOCKLIST_ENABLED, tr_blocklistIsEnabled( s ) );
tr_bencDictAddInt ( d, "blocklist-size", tr_blocklistGetRuleCount( s ) );
tr_bencDictAddStr ( d, TR_PREFS_KEY_DOWNLOAD_DIR, tr_sessionGetDownloadDir( s ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, tr_sessionGetPeerLimit( s ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_PEER_LIMIT_TORRENT, tr_sessionGetPeerLimitPerTorrent( s ) );
tr_bencDictAddStr ( d, TR_PREFS_KEY_INCOMPLETE_DIR, tr_sessionGetIncompleteDir( s ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_INCOMPLETE_DIR_ENABLED, tr_sessionIsIncompleteDirEnabled( s ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_PEX_ENABLED, tr_sessionIsPexEnabled( s ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_DHT_ENABLED, tr_sessionIsDHTEnabled( s ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_PEER_PORT, tr_sessionGetPeerPort( s ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_PEER_PORT_RANDOM_ON_START, tr_sessionGetPeerPortRandomOnStart( s ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_PORT_FORWARDING, tr_sessionIsPortForwardingEnabled( s ) );
tr_bencDictAddInt ( d, "rpc-version", 7 );
tr_bencDictAddInt ( d, "rpc-version-minimum", 1 );
tr_bencDictAddReal( d, "seedRatioLimit", tr_sessionGetRatioLimit( s ) );
tr_bencDictAddBool( d, "seedRatioLimited", tr_sessionIsRatioLimited( s ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_USPEED, tr_sessionGetSpeedLimit( s, TR_UP ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_USPEED_ENABLED, tr_sessionIsSpeedLimited( s, TR_UP ) );
tr_bencDictAddInt ( d, TR_PREFS_KEY_DSPEED, tr_sessionGetSpeedLimit( s, TR_DOWN ) );
tr_bencDictAddBool( d, TR_PREFS_KEY_DSPEED_ENABLED, tr_sessionIsSpeedLimited( s, TR_DOWN ) );
tr_bencDictAddStr ( d, "version", LONG_VERSION_STRING );
switch( tr_sessionGetEncryption( s ) ) {
case TR_CLEAR_PREFERRED: str = "tolerated"; break;
case TR_ENCRYPTION_REQUIRED: str = "required"; break;
default: str = "preferred"; break;
}
tr_bencDictAddStr( d, TR_PREFS_KEY_ENCRYPTION, str );
return NULL;
}
/***
****
***/
typedef const char* ( *handler )( tr_session*, tr_benc*, tr_benc*, struct tr_rpc_idle_data * );
static struct method
{
const char * name;
tr_bool immediate;
handler func;
}
methods[] =
{
{ "port-test", FALSE, portTest },
{ "blocklist-update", FALSE, blocklistUpdate },
{ "session-get", TRUE, sessionGet },
{ "session-set", TRUE, sessionSet },
{ "session-stats", TRUE, sessionStats },
{ "torrent-add", FALSE, torrentAdd },
{ "torrent-get", TRUE, torrentGet },
{ "torrent-remove", TRUE, torrentRemove },
{ "torrent-set", TRUE, torrentSet },
{ "torrent-set-location", TRUE, torrentSetLocation },
{ "torrent-start", TRUE, torrentStart },
{ "torrent-stop", TRUE, torrentStop },
{ "torrent-verify", TRUE, torrentVerify },
{ "torrent-reannounce", TRUE, torrentReannounce }
};
static void
noop_response_callback( tr_session * session UNUSED,
const char * response UNUSED,
size_t response_len UNUSED,
void * user_data UNUSED )
{
}
static void
request_exec( tr_session * session,
tr_benc * request,
tr_rpc_response_func callback,
void * callback_user_data )
{
int i;
const char * str;
tr_benc * args_in = tr_bencDictFind( request, "arguments" );
const char * result = NULL;
if( callback == NULL )
callback = noop_response_callback;
/* parse the request */
if( !tr_bencDictFindStr( request, "method", &str ) )
result = "no method name";
else {
const int n = TR_N_ELEMENTS( methods );
for( i = 0; i < n; ++i )
if( !strcmp( str, methods[i].name ) )
break;
if( i ==n )
result = "method name not recognized";
}
/* if we couldn't figure out which method to use, return an error */
if( result != NULL )
{
int64_t tag;
tr_benc response;
struct evbuffer * buf = evbuffer_new( );
tr_bencInitDict( &response, 3 );
tr_bencDictAddDict( &response, "arguments", 0 );
tr_bencDictAddStr( &response, "result", result );
if( tr_bencDictFindInt( request, "tag", &tag ) )
tr_bencDictAddInt( &response, "tag", tag );
tr_bencToBuf( &response, TR_FMT_JSON_LEAN, buf );
(*callback)( session, (const char*)EVBUFFER_DATA(buf),
EVBUFFER_LENGTH( buf ), callback_user_data );
evbuffer_free( buf );
tr_bencFree( &response );
}
else if( methods[i].immediate )
{
int64_t tag;
tr_benc response;
tr_benc * args_out;
struct evbuffer * buf = evbuffer_new( );
tr_bencInitDict( &response, 3 );
args_out = tr_bencDictAddDict( &response, "arguments", 0 );
result = (*methods[i].func)( session, args_in, args_out, NULL );
if( result == NULL )
result = "success";
tr_bencDictAddStr( &response, "result", result );
if( tr_bencDictFindInt( request, "tag", &tag ) )
tr_bencDictAddInt( &response, "tag", tag );
tr_bencToBuf( &response, TR_FMT_JSON_LEAN, buf );
(*callback)( session, (const char*)EVBUFFER_DATA(buf),
EVBUFFER_LENGTH(buf), callback_user_data );
evbuffer_free( buf );
tr_bencFree( &response );
}
else
{
int64_t tag;
struct tr_rpc_idle_data * data = tr_new0( struct tr_rpc_idle_data, 1 );
data->session = session;
data->response = tr_new0( tr_benc, 1 );
tr_bencInitDict( data->response, 3 );
if( tr_bencDictFindInt( request, "tag", &tag ) )
tr_bencDictAddInt( data->response, "tag", tag );
data->args_out = tr_bencDictAddDict( data->response, "arguments", 0 );
data->callback = callback;
data->callback_user_data = callback_user_data;
(*methods[i].func)( session, args_in, data->args_out, data );
}
}
void
tr_rpc_request_exec_json( tr_session * session,
const void * request_json,
int request_len,
tr_rpc_response_func callback,
void * callback_user_data )
{
tr_benc top;
int have_content;
if( request_len < 0 )
request_len = strlen( request_json );
have_content = !tr_jsonParse( "rpc", request_json, request_len, &top, NULL );
request_exec( session, have_content ? &top : NULL, callback, callback_user_data );
if( have_content )
tr_bencFree( &top );
}
/**
* Munge the URI into a usable form.
*
* We have very loose typing on this to make the URIs as simple as possible:
* - anything not a 'tag' or 'method' is automatically in 'arguments'
* - values that are all-digits are numbers
* - values that are all-digits or commas are number lists
* - all other values are strings
*/
void
tr_rpc_parse_list_str( tr_benc * setme,
const char * str,
int len )
{
int valueCount;
int * values = tr_parseNumberRange( str, len, &valueCount );
if( valueCount == 0 )
tr_bencInitStr( setme, str, len );
else if( valueCount == 1 )
tr_bencInitInt( setme, values[0] );
else {
int i;
tr_bencInitList( setme, valueCount );
for( i=0; i<valueCount; ++i )
tr_bencListAddInt( setme, values[i] );
}
tr_free( values );
}
void
tr_rpc_request_exec_uri( tr_session * session,
const void * request_uri,
int request_len,
tr_rpc_response_func callback,
void * callback_user_data )
{
tr_benc top, * args;
char * request = tr_strndup( request_uri, request_len );
const char * pch;
tr_bencInitDict( &top, 3 );
args = tr_bencDictAddDict( &top, "arguments", 0 );
pch = strchr( request, '?' );
if( !pch ) pch = request;
while( pch )
{
const char * delim = strchr( pch, '=' );
const char * next = strchr( pch, '&' );
if( delim )
{
char * key = tr_strndup( pch, delim - pch );
int isArg = strcmp( key, "method" ) && strcmp( key, "tag" );
tr_benc * parent = isArg ? args : &top;
tr_rpc_parse_list_str( tr_bencDictAdd( parent, key ),
delim + 1,
next ? (size_t)(
next -
( delim + 1 ) ) : strlen( delim + 1 ) );
tr_free( key );
}
pch = next ? next + 1 : NULL;
}
request_exec( session, &top, callback, callback_user_data );
/* cleanup */
tr_bencFree( &top );
tr_free( request );
}
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