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transmission/libtransmission/rpcimpl.cc

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/*
* This file Copyright (C) 2008-2014 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
*/
#include <ctype.h> /* isdigit */
#include <errno.h>
#include <stdlib.h> /* strtol */
#include <string.h> /* strcmp */
#ifndef ZLIB_CONST
#define ZLIB_CONST
#endif
#include <zlib.h>
#include <event2/buffer.h>
#include "transmission.h"
#include "completion.h"
#include "crypto-utils.h"
#include "error.h"
#include "fdlimit.h"
#include "file.h"
#include "log.h"
#include "platform-quota.h" /* tr_device_info_get_free_space() */
#include "rpcimpl.h"
#include "session.h"
#include "session-id.h"
#include "stats.h"
#include "torrent.h"
#include "tr-assert.h"
#include "tr-macros.h"
#include "utils.h"
#include "variant.h"
#include "version.h"
#include "web.h"
#define RPC_VERSION 16
#define RPC_VERSION_MIN 1
#define RECENTLY_ACTIVE_SECONDS 60
#if 0
#define dbgmsg(fmt, ...) fprintf(stderr, "%s:%d " fmt "\n", __FILE__, __LINE__, __VA_ARGS__)
#else
#define dbgmsg(...) tr_logAddDeepNamed("RPC", __VA_ARGS__)
#endif
typedef enum
{
TR_FORMAT_OBJECT = 0,
TR_FORMAT_TABLE
} tr_format;
/***
****
***/
static tr_rpc_callback_status notify(tr_session* session, tr_rpc_callback_type type, tr_torrent* tor)
{
tr_rpc_callback_status status = TR_RPC_OK;
if (session->rpc_func != nullptr)
{
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_variant* response;
tr_variant* args_out;
tr_rpc_response_func callback;
void* callback_user_data;
};
static void tr_idle_function_done(struct tr_rpc_idle_data* data, char const* result)
{
if (result == nullptr)
{
result = "success";
}
tr_variantDictAddStr(data->response, TR_KEY_result, result);
(*data->callback)(data->session, data->response, data->callback_user_data);
tr_variantFree(data->response);
tr_free(data->response);
tr_free(data);
}
/***
****
***/
static tr_torrent** getTorrents(tr_session* session, tr_variant* args, int* setmeCount)
{
int torrentCount = 0;
int64_t id;
tr_torrent** torrents = nullptr;
tr_variant* ids;
char const* str;
if (tr_variantDictFindList(args, TR_KEY_ids, &ids))
{
size_t const n = tr_variantListSize(ids);
torrents = tr_new0(tr_torrent*, n);
for (size_t i = 0; i < n; ++i)
{
tr_torrent* tor;
tr_variant const* const node = tr_variantListChild(ids, i);
if (tr_variantGetInt(node, &id))
{
tor = tr_torrentFindFromId(session, id);
}
else if (tr_variantGetStr(node, &str, nullptr))
{
tor = tr_torrentFindFromHashString(session, str);
}
else
{
tor = nullptr;
}
if (tor != nullptr)
{
torrents[torrentCount++] = tor;
}
}
}
else if (tr_variantDictFindInt(args, TR_KEY_ids, &id) || tr_variantDictFindInt(args, TR_KEY_id, &id))
{
tr_torrent* tor;
torrents = tr_new0(tr_torrent*, 1);
if ((tor = tr_torrentFindFromId(session, id)) != nullptr)
{
torrents[torrentCount++] = tor;
}
}
else if (tr_variantDictFindStr(args, TR_KEY_ids, &str, nullptr))
{
if (strcmp(str, "recently-active") == 0)
{
tr_torrent* tor = nullptr;
time_t const now = tr_time();
time_t const window = RECENTLY_ACTIVE_SECONDS;
int const n = tr_sessionCountTorrents(session);
torrents = tr_new0(tr_torrent*, n);
while ((tor = tr_torrentNext(session, tor)) != nullptr)
{
if (tor->anyDate >= now - window)
{
torrents[torrentCount++] = tor;
}
}
}
else
{
tr_torrent* tor;
torrents = tr_new0(tr_torrent*, 1);
if ((tor = tr_torrentFindFromHashString(session, str)) != nullptr)
{
torrents[torrentCount++] = tor;
}
}
}
else /* all of them */
{
torrents = tr_sessionGetTorrents(session, &torrentCount);
}
*setmeCount = torrentCount;
return torrents;
}
static void notifyBatchQueueChange(tr_session* session, tr_torrent** torrents, int n)
{
for (int i = 0; i < n; ++i)
{
notify(session, TR_RPC_TORRENT_CHANGED, torrents[i]);
}
notify(session, TR_RPC_SESSION_QUEUE_POSITIONS_CHANGED, nullptr);
}
static char const* queueMoveTop(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
int n;
tr_torrent** torrents = getTorrents(session, args_in, &n);
tr_torrentsQueueMoveTop(torrents, n);
notifyBatchQueueChange(session, torrents, n);
tr_free(torrents);
return nullptr;
}
static char const* queueMoveUp(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
int n;
tr_torrent** torrents = getTorrents(session, args_in, &n);
tr_torrentsQueueMoveUp(torrents, n);
notifyBatchQueueChange(session, torrents, n);
tr_free(torrents);
return nullptr;
}
static char const* queueMoveDown(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
int n;
tr_torrent** torrents = getTorrents(session, args_in, &n);
tr_torrentsQueueMoveDown(torrents, n);
notifyBatchQueueChange(session, torrents, n);
tr_free(torrents);
return nullptr;
}
static char const* queueMoveBottom(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
int n;
tr_torrent** torrents = getTorrents(session, args_in, &n);
tr_torrentsQueueMoveBottom(torrents, n);
notifyBatchQueueChange(session, torrents, n);
tr_free(torrents);
return nullptr;
}
static int compareTorrentByQueuePosition(void const* va, void const* vb)
{
tr_torrent const* a = *(tr_torrent const* const*)va;
tr_torrent const* b = *(tr_torrent const* const*)vb;
return a->queuePosition - b->queuePosition;
}
static char const* torrentStart(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
qsort(torrents, torrentCount, sizeof(tr_torrent*), compareTorrentByQueuePosition);
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
if (!tor->isRunning)
{
tr_torrentStart(tor);
notify(session, TR_RPC_TORRENT_STARTED, tor);
}
}
tr_free(torrents);
return nullptr;
}
static char const* torrentStartNow(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
qsort(torrents, torrentCount, sizeof(tr_torrent*), compareTorrentByQueuePosition);
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
if (!tor->isRunning)
{
tr_torrentStartNow(tor);
notify(session, TR_RPC_TORRENT_STARTED, tor);
}
}
tr_free(torrents);
return nullptr;
}
static char const* torrentStop(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
if (tor->isRunning || tr_torrentIsQueued(tor))
{
tor->isStopping = true;
notify(session, TR_RPC_TORRENT_STOPPED, tor);
}
}
tr_free(torrents);
return nullptr;
}
static char const* torrentRemove(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
bool deleteFlag;
if (!tr_variantDictFindBool(args_in, TR_KEY_delete_local_data, &deleteFlag))
{
deleteFlag = false;
}
tr_rpc_callback_type type = deleteFlag ? TR_RPC_TORRENT_TRASHING : TR_RPC_TORRENT_REMOVING;
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
tr_rpc_callback_status const status = notify(session, type, tor);
if ((status & TR_RPC_NOREMOVE) == 0)
{
tr_torrentRemove(tor, deleteFlag, nullptr);
}
}
tr_free(torrents);
return nullptr;
}
static char const* torrentReannounce(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
for (int 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 nullptr;
}
static char const* torrentVerify(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
tr_torrentVerify(tor, nullptr, nullptr);
notify(session, TR_RPC_TORRENT_CHANGED, tor);
}
tr_free(torrents);
return nullptr;
}
/***
****
***/
static void addLabels(tr_torrent const* tor, tr_variant* list)
{
int const labelsCount = tr_ptrArraySize(&tor->labels);
tr_variantInitList(list, labelsCount);
char const* const* labels = (char const* const*)tr_ptrArrayBase(&tor->labels);
for (int i = 0; i < labelsCount; ++i)
{
tr_variantListAddStr(list, labels[i]);
}
}
static void addFileStats(tr_torrent const* tor, tr_variant* list)
{
tr_file_index_t n;
tr_info const* info = tr_torrentInfo(tor);
tr_file_stat* files = tr_torrentFiles(tor, &n);
for (tr_file_index_t i = 0; i < info->fileCount; ++i)
{
tr_file const* file = &info->files[i];
tr_variant* d = tr_variantListAddDict(list, 3);
tr_variantDictAddInt(d, TR_KEY_bytesCompleted, files[i].bytesCompleted);
tr_variantDictAddInt(d, TR_KEY_priority, file->priority);
tr_variantDictAddBool(d, TR_KEY_wanted, !file->dnd);
}
tr_torrentFilesFree(files, n);
}
static void addFiles(tr_torrent const* tor, tr_variant* list)
{
tr_file_index_t n;
tr_info const* info = tr_torrentInfo(tor);
tr_file_stat* files = tr_torrentFiles(tor, &n);
for (tr_file_index_t i = 0; i < info->fileCount; ++i)
{
tr_file const* file = &info->files[i];
tr_variant* d = tr_variantListAddDict(list, 3);
tr_variantDictAddInt(d, TR_KEY_bytesCompleted, files[i].bytesCompleted);
tr_variantDictAddInt(d, TR_KEY_length, file->length);
tr_variantDictAddStr(d, TR_KEY_name, file->name);
}
tr_torrentFilesFree(files, n);
}
static void addWebseeds(tr_info const* info, tr_variant* webseeds)
{
for (unsigned int i = 0; i < info->webseedCount; ++i)
{
tr_variantListAddStr(webseeds, info->webseeds[i]);
}
}
static void addTrackers(tr_info const* info, tr_variant* trackers)
{
for (unsigned int i = 0; i < info->trackerCount; ++i)
{
tr_tracker_info const* t = &info->trackers[i];
tr_variant* d = tr_variantListAddDict(trackers, 4);
tr_variantDictAddStr(d, TR_KEY_announce, t->announce);
tr_variantDictAddInt(d, TR_KEY_id, t->id);
tr_variantDictAddStr(d, TR_KEY_scrape, t->scrape);
tr_variantDictAddInt(d, TR_KEY_tier, t->tier);
}
}
static void addTrackerStats(tr_tracker_stat const* st, int n, tr_variant* list)
{
for (int i = 0; i < n; ++i)
{
tr_tracker_stat const* s = &st[i];
tr_variant* d = tr_variantListAddDict(list, 26);
tr_variantDictAddStr(d, TR_KEY_announce, s->announce);
tr_variantDictAddInt(d, TR_KEY_announceState, s->announceState);
tr_variantDictAddInt(d, TR_KEY_downloadCount, s->downloadCount);
tr_variantDictAddBool(d, TR_KEY_hasAnnounced, s->hasAnnounced);
tr_variantDictAddBool(d, TR_KEY_hasScraped, s->hasScraped);
tr_variantDictAddStr(d, TR_KEY_host, s->host);
tr_variantDictAddInt(d, TR_KEY_id, s->id);
tr_variantDictAddBool(d, TR_KEY_isBackup, s->isBackup);
tr_variantDictAddInt(d, TR_KEY_lastAnnouncePeerCount, s->lastAnnouncePeerCount);
tr_variantDictAddStr(d, TR_KEY_lastAnnounceResult, s->lastAnnounceResult);
tr_variantDictAddInt(d, TR_KEY_lastAnnounceStartTime, s->lastAnnounceStartTime);
tr_variantDictAddBool(d, TR_KEY_lastAnnounceSucceeded, s->lastAnnounceSucceeded);
tr_variantDictAddInt(d, TR_KEY_lastAnnounceTime, s->lastAnnounceTime);
tr_variantDictAddBool(d, TR_KEY_lastAnnounceTimedOut, s->lastAnnounceTimedOut);
tr_variantDictAddStr(d, TR_KEY_lastScrapeResult, s->lastScrapeResult);
tr_variantDictAddInt(d, TR_KEY_lastScrapeStartTime, s->lastScrapeStartTime);
tr_variantDictAddBool(d, TR_KEY_lastScrapeSucceeded, s->lastScrapeSucceeded);
tr_variantDictAddInt(d, TR_KEY_lastScrapeTime, s->lastScrapeTime);
tr_variantDictAddBool(d, TR_KEY_lastScrapeTimedOut, s->lastScrapeTimedOut);
tr_variantDictAddInt(d, TR_KEY_leecherCount, s->leecherCount);
tr_variantDictAddInt(d, TR_KEY_nextAnnounceTime, s->nextAnnounceTime);
tr_variantDictAddInt(d, TR_KEY_nextScrapeTime, s->nextScrapeTime);
tr_variantDictAddStr(d, TR_KEY_scrape, s->scrape);
tr_variantDictAddInt(d, TR_KEY_scrapeState, s->scrapeState);
tr_variantDictAddInt(d, TR_KEY_seederCount, s->seederCount);
tr_variantDictAddInt(d, TR_KEY_tier, s->tier);
}
}
static void addPeers(tr_torrent* tor, tr_variant* list)
{
int peerCount;
tr_peer_stat* peers = tr_torrentPeers(tor, &peerCount);
tr_variantInitList(list, peerCount);
for (int i = 0; i < peerCount; ++i)
{
tr_variant* d = tr_variantListAddDict(list, 16);
tr_peer_stat const* peer = peers + i;
tr_variantDictAddStr(d, TR_KEY_address, peer->addr);
tr_variantDictAddStr(d, TR_KEY_clientName, peer->client);
tr_variantDictAddBool(d, TR_KEY_clientIsChoked, peer->clientIsChoked);
tr_variantDictAddBool(d, TR_KEY_clientIsInterested, peer->clientIsInterested);
tr_variantDictAddStr(d, TR_KEY_flagStr, peer->flagStr);
tr_variantDictAddBool(d, TR_KEY_isDownloadingFrom, peer->isDownloadingFrom);
tr_variantDictAddBool(d, TR_KEY_isEncrypted, peer->isEncrypted);
tr_variantDictAddBool(d, TR_KEY_isIncoming, peer->isIncoming);
tr_variantDictAddBool(d, TR_KEY_isUploadingTo, peer->isUploadingTo);
tr_variantDictAddBool(d, TR_KEY_isUTP, peer->isUTP);
tr_variantDictAddBool(d, TR_KEY_peerIsChoked, peer->peerIsChoked);
tr_variantDictAddBool(d, TR_KEY_peerIsInterested, peer->peerIsInterested);
tr_variantDictAddInt(d, TR_KEY_port, peer->port);
tr_variantDictAddReal(d, TR_KEY_progress, peer->progress);
tr_variantDictAddInt(d, TR_KEY_rateToClient, toSpeedBytes(peer->rateToClient_KBps));
tr_variantDictAddInt(d, TR_KEY_rateToPeer, toSpeedBytes(peer->rateToPeer_KBps));
}
tr_torrentPeersFree(peers, peerCount);
}
static void initField(
tr_torrent* const tor,
tr_info const* const inf,
tr_stat const* const st,
tr_variant* const initme,
tr_quark key)
{
char* str;
switch (key)
{
case TR_KEY_activityDate:
tr_variantInitInt(initme, st->activityDate);
break;
case TR_KEY_addedDate:
tr_variantInitInt(initme, st->addedDate);
break;
case TR_KEY_bandwidthPriority:
tr_variantInitInt(initme, tr_torrentGetPriority(tor));
break;
case TR_KEY_comment:
tr_variantInitStr(initme, inf->comment != nullptr ? inf->comment : "", TR_BAD_SIZE);
break;
case TR_KEY_corruptEver:
tr_variantInitInt(initme, st->corruptEver);
break;
case TR_KEY_creator:
tr_variantInitStr(initme, inf->creator != nullptr ? inf->creator : "", TR_BAD_SIZE);
break;
case TR_KEY_dateCreated:
tr_variantInitInt(initme, inf->dateCreated);
break;
case TR_KEY_desiredAvailable:
tr_variantInitInt(initme, st->desiredAvailable);
break;
case TR_KEY_doneDate:
tr_variantInitInt(initme, st->doneDate);
break;
case TR_KEY_downloadDir:
tr_variantInitStr(initme, tr_torrentGetDownloadDir(tor), TR_BAD_SIZE);
break;
case TR_KEY_downloadedEver:
tr_variantInitInt(initme, st->downloadedEver);
break;
case TR_KEY_downloadLimit:
tr_variantInitInt(initme, tr_torrentGetSpeedLimit_KBps(tor, TR_DOWN));
break;
case TR_KEY_downloadLimited:
tr_variantInitBool(initme, tr_torrentUsesSpeedLimit(tor, TR_DOWN));
break;
case TR_KEY_error:
tr_variantInitInt(initme, st->error);
break;
case TR_KEY_errorString:
tr_variantInitStr(initme, st->errorString, TR_BAD_SIZE);
break;
case TR_KEY_eta:
tr_variantInitInt(initme, st->eta);
break;
case TR_KEY_file_count:
tr_variantInitInt(initme, inf->fileCount);
break;
case TR_KEY_files:
tr_variantInitList(initme, inf->fileCount);
addFiles(tor, initme);
break;
case TR_KEY_fileStats:
tr_variantInitList(initme, inf->fileCount);
addFileStats(tor, initme);
break;
case TR_KEY_hashString:
tr_variantInitStr(initme, tor->info.hashString, TR_BAD_SIZE);
break;
case TR_KEY_haveUnchecked:
tr_variantInitInt(initme, st->haveUnchecked);
break;
case TR_KEY_haveValid:
tr_variantInitInt(initme, st->haveValid);
break;
case TR_KEY_honorsSessionLimits:
tr_variantInitBool(initme, tr_torrentUsesSessionLimits(tor));
break;
case TR_KEY_id:
tr_variantInitInt(initme, st->id);
break;
case TR_KEY_editDate:
tr_variantInitInt(initme, st->editDate);
break;
case TR_KEY_isFinished:
tr_variantInitBool(initme, st->finished);
break;
case TR_KEY_isPrivate:
tr_variantInitBool(initme, tr_torrentIsPrivate(tor));
break;
case TR_KEY_isStalled:
tr_variantInitBool(initme, st->isStalled);
break;
case TR_KEY_labels:
addLabels(tor, initme);
break;
case TR_KEY_leftUntilDone:
tr_variantInitInt(initme, st->leftUntilDone);
break;
case TR_KEY_manualAnnounceTime:
tr_variantInitInt(initme, st->manualAnnounceTime);
break;
case TR_KEY_maxConnectedPeers:
tr_variantInitInt(initme, tr_torrentGetPeerLimit(tor));
break;
case TR_KEY_magnetLink:
str = tr_torrentGetMagnetLink(tor);
tr_variantInitStr(initme, str, TR_BAD_SIZE);
tr_free(str);
break;
case TR_KEY_metadataPercentComplete:
tr_variantInitReal(initme, st->metadataPercentComplete);
break;
case TR_KEY_name:
tr_variantInitStr(initme, tr_torrentName(tor), TR_BAD_SIZE);
break;
case TR_KEY_percentDone:
tr_variantInitReal(initme, st->percentDone);
break;
case TR_KEY_peer_limit:
tr_variantInitInt(initme, tr_torrentGetPeerLimit(tor));
break;
case TR_KEY_peers:
addPeers(tor, initme);
break;
case TR_KEY_peersConnected:
tr_variantInitInt(initme, st->peersConnected);
break;
case TR_KEY_peersFrom:
{
tr_variantInitDict(initme, 7);
int const* f = st->peersFrom;
tr_variantDictAddInt(initme, TR_KEY_fromCache, f[TR_PEER_FROM_RESUME]);
tr_variantDictAddInt(initme, TR_KEY_fromDht, f[TR_PEER_FROM_DHT]);
tr_variantDictAddInt(initme, TR_KEY_fromIncoming, f[TR_PEER_FROM_INCOMING]);
tr_variantDictAddInt(initme, TR_KEY_fromLpd, f[TR_PEER_FROM_LPD]);
tr_variantDictAddInt(initme, TR_KEY_fromLtep, f[TR_PEER_FROM_LTEP]);
tr_variantDictAddInt(initme, TR_KEY_fromPex, f[TR_PEER_FROM_PEX]);
tr_variantDictAddInt(initme, TR_KEY_fromTracker, f[TR_PEER_FROM_TRACKER]);
break;
}
case TR_KEY_peersGettingFromUs:
tr_variantInitInt(initme, st->peersGettingFromUs);
break;
case TR_KEY_peersSendingToUs:
tr_variantInitInt(initme, st->peersSendingToUs);
break;
case TR_KEY_pieces:
if (tr_torrentHasMetadata(tor))
{
size_t byte_count = 0;
void* bytes = tr_torrentCreatePieceBitfield(tor, &byte_count);
auto* enc = static_cast<char*>(tr_base64_encode(bytes, byte_count, nullptr));
tr_variantInitStr(initme, enc != nullptr ? enc : "", TR_BAD_SIZE);
tr_free(enc);
tr_free(bytes);
}
else
{
tr_variantInitStr(initme, "", 0);
}
break;
case TR_KEY_pieceCount:
tr_variantInitInt(initme, inf->pieceCount);
break;
case TR_KEY_pieceSize:
tr_variantInitInt(initme, inf->pieceSize);
break;
case TR_KEY_primary_mime_type:
tr_variantInitStr(initme, tr_torrentPrimaryMimeType(tor), TR_BAD_SIZE);
break;
case TR_KEY_priorities:
tr_variantInitList(initme, inf->fileCount);
for (tr_file_index_t i = 0; i < inf->fileCount; ++i)
{
tr_variantListAddInt(initme, inf->files[i].priority);
}
break;
case TR_KEY_queuePosition:
tr_variantInitInt(initme, st->queuePosition);
break;
case TR_KEY_etaIdle:
tr_variantInitInt(initme, st->etaIdle);
break;
case TR_KEY_rateDownload:
tr_variantInitInt(initme, toSpeedBytes(st->pieceDownloadSpeed_KBps));
break;
case TR_KEY_rateUpload:
tr_variantInitInt(initme, toSpeedBytes(st->pieceUploadSpeed_KBps));
break;
case TR_KEY_recheckProgress:
tr_variantInitReal(initme, st->recheckProgress);
break;
case TR_KEY_seedIdleLimit:
tr_variantInitInt(initme, tr_torrentGetIdleLimit(tor));
break;
case TR_KEY_seedIdleMode:
tr_variantInitInt(initme, tr_torrentGetIdleMode(tor));
break;
case TR_KEY_seedRatioLimit:
tr_variantInitReal(initme, tr_torrentGetRatioLimit(tor));
break;
case TR_KEY_seedRatioMode:
tr_variantInitInt(initme, tr_torrentGetRatioMode(tor));
break;
case TR_KEY_sizeWhenDone:
tr_variantInitInt(initme, st->sizeWhenDone);
break;
case TR_KEY_startDate:
tr_variantInitInt(initme, st->startDate);
break;
case TR_KEY_status:
tr_variantInitInt(initme, st->activity);
break;
case TR_KEY_secondsDownloading:
tr_variantInitInt(initme, st->secondsDownloading);
break;
case TR_KEY_secondsSeeding:
tr_variantInitInt(initme, st->secondsSeeding);
break;
case TR_KEY_trackers:
tr_variantInitList(initme, inf->trackerCount);
addTrackers(inf, initme);
break;
case TR_KEY_trackerStats:
{
int n;
tr_tracker_stat* s = tr_torrentTrackers(tor, &n);
tr_variantInitList(initme, n);
addTrackerStats(s, n, initme);
tr_torrentTrackersFree(s, n);
break;
}
case TR_KEY_torrentFile:
tr_variantInitStr(initme, inf->torrent, TR_BAD_SIZE);
break;
case TR_KEY_totalSize:
tr_variantInitInt(initme, inf->totalSize);
break;
case TR_KEY_uploadedEver:
tr_variantInitInt(initme, st->uploadedEver);
break;
case TR_KEY_uploadLimit:
tr_variantInitInt(initme, tr_torrentGetSpeedLimit_KBps(tor, TR_UP));
break;
case TR_KEY_uploadLimited:
tr_variantInitBool(initme, tr_torrentUsesSpeedLimit(tor, TR_UP));
break;
case TR_KEY_uploadRatio:
tr_variantInitReal(initme, st->ratio);
break;
case TR_KEY_wanted:
tr_variantInitList(initme, inf->fileCount);
for (tr_file_index_t i = 0; i < inf->fileCount; ++i)
{
tr_variantListAddInt(initme, inf->files[i].dnd ? 0 : 1);
}
break;
case TR_KEY_webseeds:
tr_variantInitList(initme, inf->webseedCount);
addWebseeds(inf, initme);
break;
case TR_KEY_webseedsSendingToUs:
tr_variantInitInt(initme, st->webseedsSendingToUs);
break;
default:
break;
}
}
static void addTorrentInfo(tr_torrent* tor, tr_format format, tr_variant* entry, tr_quark const* fields, size_t fieldCount)
{
if (format == TR_FORMAT_TABLE)
{
tr_variantInitList(entry, fieldCount);
}
else
{
tr_variantInitDict(entry, fieldCount);
}
if (fieldCount > 0)
{
tr_info const* const inf = tr_torrentInfo(tor);
tr_stat const* const st = tr_torrentStat(tor);
for (size_t i = 0; i < fieldCount; ++i)
{
tr_variant* child = format == TR_FORMAT_TABLE ? tr_variantListAdd(entry) : tr_variantDictAdd(entry, fields[i]);
initField(tor, inf, st, child, fields[i]);
}
}
}
static char const* torrentGet(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
tr_variant* list = tr_variantDictAddList(args_out, TR_KEY_torrents, torrentCount + 1);
tr_variant* fields;
char const* strVal;
char const* errmsg = nullptr;
tr_format format;
if (tr_variantDictFindStr(args_in, TR_KEY_format, &strVal, nullptr) && strcmp(strVal, "table") == 0)
{
format = TR_FORMAT_TABLE;
}
else /* default value */
{
format = TR_FORMAT_OBJECT;
}
if (tr_variantDictFindStr(args_in, TR_KEY_ids, &strVal, nullptr) && strcmp(strVal, "recently-active") == 0)
{
int n = 0;
tr_variant* d;
time_t const now = tr_time();
int const interval = RECENTLY_ACTIVE_SECONDS;
tr_variant* removed_out = tr_variantDictAddList(args_out, TR_KEY_removed, 0);
while ((d = tr_variantListChild(&session->removedTorrents, n)) != nullptr)
{
int64_t date;
int64_t id;
if (tr_variantDictFindInt(d, TR_KEY_date, &date) && date >= now - interval &&
tr_variantDictFindInt(d, TR_KEY_id, &id))
{
tr_variantListAddInt(removed_out, id);
}
++n;
}
}
if (!tr_variantDictFindList(args_in, TR_KEY_fields, &fields))
{
errmsg = "no fields specified";
}
else
{
/* make an array of property name quarks */
size_t keyCount = 0;
size_t const n = tr_variantListSize(fields);
tr_quark* keys = tr_new(tr_quark, n);
for (size_t i = 0; i < n; ++i)
{
size_t len;
if (tr_variantGetStr(tr_variantListChild(fields, i), &strVal, &len))
{
keys[keyCount++] = tr_quark_new(strVal, len);
}
}
if (format == TR_FORMAT_TABLE)
{
/* first entry is an array of property names */
tr_variant* names = tr_variantListAddList(list, keyCount);
for (size_t i = 0; i < keyCount; ++i)
{
tr_variantListAddQuark(names, keys[i]);
}
}
for (int i = 0; i < torrentCount; ++i)
{
addTorrentInfo(torrents[i], format, tr_variantListAdd(list), keys, keyCount);
}
tr_free(keys);
}
tr_free(torrents);
return errmsg;
}
/***
****
***/
static char const* setLabels(tr_torrent* tor, tr_variant* list)
{
size_t const n = tr_variantListSize(list);
char const* errmsg = nullptr;
auto labels = tr_ptrArray{};
int labelcount = 0;
for (size_t i = 0; i < n; ++i)
{
char const* str;
size_t str_len;
if (tr_variantGetStr(tr_variantListChild(list, i), &str, &str_len) && str != nullptr)
{
char* label = tr_strndup(str, str_len);
tr_strstrip(label);
if (tr_str_is_empty(label))
{
errmsg = "labels cannot be empty";
}
if (errmsg == nullptr && strchr(str, ',') != nullptr)
{
errmsg = "labels cannot contain comma (,) character";
}
if (errmsg == nullptr)
{
bool dup = false;
for (int j = 0; j < labelcount; j++)
{
if (tr_strcmp0(label, (char*)tr_ptrArrayNth(&labels, j)) == 0)
{
dup = true;
break;
}
}
if (dup)
{
errmsg = "labels cannot contain duplicates";
}
}
tr_ptrArrayAppend(&labels, label);
labelcount++;
if (errmsg != nullptr)
{
break;
}
}
}
if (errmsg == nullptr)
{
tr_torrentSetLabels(tor, &labels);
}
tr_ptrArrayDestruct(&labels, tr_free);
return errmsg;
}
static char const* setFilePriorities(tr_torrent* tor, int priority, tr_variant* list)
{
int64_t tmp;
int fileCount = 0;
size_t const n = tr_variantListSize(list);
char const* errmsg = nullptr;
tr_file_index_t* files = tr_new0(tr_file_index_t, tor->info.fileCount);
if (n != 0)
{
for (size_t i = 0; i < n; ++i)
{
if (tr_variantGetInt(tr_variantListChild(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 */
{
for (tr_file_index_t t = 0; t < tor->info.fileCount; ++t)
{
files[fileCount++] = t;
}
}
if (fileCount != 0)
{
tr_torrentSetFilePriorities(tor, files, fileCount, priority);
}
tr_free(files);
return errmsg;
}
static char const* setFileDLs(tr_torrent* tor, bool do_download, tr_variant* list)
{
int64_t tmp;
int fileCount = 0;
size_t const n = tr_variantListSize(list);
char const* errmsg = nullptr;
tr_file_index_t* files = tr_new0(tr_file_index_t, tor->info.fileCount);
if (n != 0) /* if argument list, process them */
{
for (size_t i = 0; i < n; ++i)
{
if (tr_variantGetInt(tr_variantListChild(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 */
{
for (tr_file_index_t t = 0; t < tor->info.fileCount; ++t)
{
files[fileCount++] = t;
}
}
if (fileCount != 0)
{
tr_torrentSetFileDLs(tor, files, fileCount, do_download);
}
tr_free(files);
return errmsg;
}
static bool findAnnounceUrl(tr_tracker_info const* t, int n, char const* url, int* pos)
{
bool found = false;
for (int i = 0; i < n; ++i)
{
if (strcmp(t[i].announce, url) == 0)
{
found = true;
if (pos != nullptr)
{
*pos = i;
}
break;
}
}
return found;
}
static int copyTrackers(tr_tracker_info* tgt, tr_tracker_info const* src, int n)
{
int maxTier = -1;
for (int i = 0; i < n; ++i)
{
tgt[i].tier = src[i].tier;
tgt[i].announce = tr_strdup(src[i].announce);
maxTier = MAX(maxTier, src[i].tier);
}
return maxTier;
}
static void freeTrackers(tr_tracker_info* trackers, int n)
{
for (int i = 0; i < n; ++i)
{
tr_free(trackers[i].announce);
}
tr_free(trackers);
}
static char const* addTrackerUrls(tr_torrent* tor, tr_variant* urls)
{
int i;
int n;
int tier;
tr_tracker_info* trackers;
bool changed = false;
tr_info const* inf = tr_torrentInfo(tor);
char const* errmsg = nullptr;
/* make a working copy of the existing announce list */
n = inf->trackerCount;
trackers = tr_new0(tr_tracker_info, n + tr_variantListSize(urls));
tier = copyTrackers(trackers, inf->trackers, n);
/* and add the new ones */
i = 0;
tr_variant const* val;
while ((val = tr_variantListChild(urls, i)) != nullptr)
{
char const* announce = nullptr;
if (tr_variantGetStr(val, &announce, nullptr) && tr_urlIsValidTracker(announce) &&
!findAnnounceUrl(trackers, n, announce, nullptr))
{
trackers[n].tier = ++tier; /* add a new tier */
trackers[n].announce = tr_strdup(announce);
++n;
changed = true;
}
++i;
}
if (!changed)
{
errmsg = "invalid argument";
}
else if (!tr_torrentSetAnnounceList(tor, trackers, n))
{
errmsg = "error setting announce list";
}
freeTrackers(trackers, n);
return errmsg;
}
static char const* replaceTrackers(tr_torrent* tor, tr_variant* urls)
{
tr_tracker_info* trackers;
bool changed = false;
tr_info const* inf = tr_torrentInfo(tor);
int const n = inf->trackerCount;
char const* errmsg = nullptr;
/* make a working copy of the existing announce list */
trackers = tr_new0(tr_tracker_info, n);
copyTrackers(trackers, inf->trackers, n);
/* make the substitutions... */
for (size_t i = 0, url_count = tr_variantListSize(urls); i + 1 < url_count; i += 2)
{
size_t len;
int64_t pos;
char const* newval;
if (tr_variantGetInt(tr_variantListChild(urls, i), &pos) &&
tr_variantGetStr(tr_variantListChild(urls, i + 1), &newval, &len) && tr_urlIsValidTracker(newval) && pos < n &&
pos >= 0)
{
tr_free(trackers[pos].announce);
trackers[pos].announce = tr_strndup(newval, len);
changed = true;
}
}
if (!changed)
{
errmsg = "invalid argument";
}
else if (!tr_torrentSetAnnounceList(tor, trackers, n))
{
errmsg = "error setting announce list";
}
freeTrackers(trackers, n);
return errmsg;
}
static char const* removeTrackers(tr_torrent* tor, tr_variant* ids)
{
/* make a working copy of the existing announce list */
tr_info const* inf = tr_torrentInfo(tor);
int n = inf->trackerCount;
int* tids = tr_new0(int, n);
tr_tracker_info* trackers = tr_new0(tr_tracker_info, n);
copyTrackers(trackers, inf->trackers, n);
/* remove the ones specified in the urls list */
int i = 0;
int t = 0;
tr_variant const* val;
while ((val = tr_variantListChild(ids, i)) != nullptr)
{
int64_t pos;
if (tr_variantGetInt(val, &pos) && 0 <= pos && pos < n)
{
tids[t++] = (int)pos;
}
++i;
}
/* sort trackerIds and remove from largest to smallest so there is no need to recalculate array indicies */
qsort(tids, t, sizeof(int), compareInt);
bool changed = false;
int dup = -1;
while (t-- != 0)
{
/* check for duplicates */
if (tids[t] == dup)
{
continue;
}
tr_removeElementFromArray(trackers, tids[t], sizeof(tr_tracker_info), n);
--n;
dup = tids[t];
changed = true;
}
char const* errmsg = nullptr;
if (!changed)
{
errmsg = "invalid argument";
}
else if (!tr_torrentSetAnnounceList(tor, trackers, n))
{
errmsg = "error setting announce list";
}
freeTrackers(trackers, n);
tr_free(tids);
return errmsg;
}
static char const* torrentSet(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
char const* errmsg = nullptr;
for (int i = 0; i < torrentCount; ++i)
{
int64_t tmp;
double d;
tr_variant* tmp_variant;
bool boolVal;
tr_torrent* tor;
tor = torrents[i];
if (tr_variantDictFindInt(args_in, TR_KEY_bandwidthPriority, &tmp))
{
tr_priority_t const priority = (tr_priority_t)tmp;
if (tr_isPriority(priority))
{
tr_torrentSetPriority(tor, priority);
}
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_labels, &tmp_variant))
{
errmsg = setLabels(tor, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_files_unwanted, &tmp_variant))
{
errmsg = setFileDLs(tor, false, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_files_wanted, &tmp_variant))
{
errmsg = setFileDLs(tor, true, tmp_variant);
}
if (tr_variantDictFindInt(args_in, TR_KEY_peer_limit, &tmp))
{
tr_torrentSetPeerLimit(tor, tmp);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_priority_high, &tmp_variant))
{
errmsg = setFilePriorities(tor, TR_PRI_HIGH, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_priority_low, &tmp_variant))
{
errmsg = setFilePriorities(tor, TR_PRI_LOW, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_priority_normal, &tmp_variant))
{
errmsg = setFilePriorities(tor, TR_PRI_NORMAL, tmp_variant);
}
if (tr_variantDictFindInt(args_in, TR_KEY_downloadLimit, &tmp))
{
tr_torrentSetSpeedLimit_KBps(tor, TR_DOWN, tmp);
}
if (tr_variantDictFindBool(args_in, TR_KEY_downloadLimited, &boolVal))
{
tr_torrentUseSpeedLimit(tor, TR_DOWN, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_honorsSessionLimits, &boolVal))
{
tr_torrentUseSessionLimits(tor, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_uploadLimit, &tmp))
{
tr_torrentSetSpeedLimit_KBps(tor, TR_UP, tmp);
}
if (tr_variantDictFindBool(args_in, TR_KEY_uploadLimited, &boolVal))
{
tr_torrentUseSpeedLimit(tor, TR_UP, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_seedIdleLimit, &tmp))
{
tr_torrentSetIdleLimit(tor, (uint16_t)tmp);
}
if (tr_variantDictFindInt(args_in, TR_KEY_seedIdleMode, &tmp))
{
tr_torrentSetIdleMode(tor, (tr_idlelimit)tmp);
}
if (tr_variantDictFindReal(args_in, TR_KEY_seedRatioLimit, &d))
{
tr_torrentSetRatioLimit(tor, d);
}
if (tr_variantDictFindInt(args_in, TR_KEY_seedRatioMode, &tmp))
{
tr_torrentSetRatioMode(tor, (tr_ratiolimit)tmp);
}
if (tr_variantDictFindInt(args_in, TR_KEY_queuePosition, &tmp))
{
tr_torrentSetQueuePosition(tor, (int)tmp);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_trackerAdd, &tmp_variant))
{
errmsg = addTrackerUrls(tor, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_trackerRemove, &tmp_variant))
{
errmsg = removeTrackers(tor, tmp_variant);
}
if (errmsg == nullptr && tr_variantDictFindList(args_in, TR_KEY_trackerReplace, &tmp_variant))
{
errmsg = replaceTrackers(tor, tmp_variant);
}
notify(session, TR_RPC_TORRENT_CHANGED, tor);
}
tr_free(torrents);
return errmsg;
}
static char const* torrentSetLocation(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
char const* location = nullptr;
if (!tr_variantDictFindStr(args_in, TR_KEY_location, &location, nullptr))
{
return "no location";
}
if (tr_sys_path_is_relative(location))
{
return "new location path is not absolute";
}
bool move;
int torrentCount;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
if (!tr_variantDictFindBool(args_in, TR_KEY_move, &move))
{
move = false;
}
for (int i = 0; i < torrentCount; ++i)
{
tr_torrent* tor = torrents[i];
tr_torrentSetLocation(tor, location, move, nullptr, nullptr);
notify(session, TR_RPC_TORRENT_MOVED, tor);
}
tr_free(torrents);
return nullptr;
}
/***
****
***/
static void torrentRenamePathDone(tr_torrent* tor, char const* oldpath, char const* newname, int error, void* user_data)
{
char const* result;
auto* data = static_cast<struct tr_rpc_idle_data*>(user_data);
tr_variantDictAddInt(data->args_out, TR_KEY_id, tr_torrentId(tor));
tr_variantDictAddStr(data->args_out, TR_KEY_path, oldpath);
tr_variantDictAddStr(data->args_out, TR_KEY_name, newname);
if (error == 0)
{
result = nullptr;
}
else
{
result = tr_strerror(error);
}
tr_idle_function_done(data, result);
}
static char const* torrentRenamePath(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
char const* errmsg = nullptr;
char const* oldpath = nullptr;
(void)tr_variantDictFindStr(args_in, TR_KEY_path, &oldpath, nullptr);
char const* newname = nullptr;
(void)tr_variantDictFindStr(args_in, TR_KEY_name, &newname, nullptr);
int torrentCount = 0;
tr_torrent** torrents = getTorrents(session, args_in, &torrentCount);
if (torrentCount == 1)
{
tr_torrentRenamePath(torrents[0], oldpath, newname, torrentRenamePathDone, idle_data);
}
else
{
errmsg = "torrent-rename-path requires 1 torrent";
}
/* cleanup */
tr_free(torrents);
return errmsg;
}
/***
****
***/
static void portTested(
tr_session* session,
bool did_connect,
bool did_timeout,
long response_code,
void const* response,
size_t response_byte_count,
void* user_data)
{
TR_UNUSED(session);
TR_UNUSED(did_connect);
TR_UNUSED(did_timeout);
char result[1024];
auto* data = static_cast<struct tr_rpc_idle_data*>(user_data);
if (response_code != 200)
{
tr_snprintf(
result,
sizeof(result),
"portTested: http error %ld: %s",
response_code,
tr_webGetResponseStr(response_code));
}
else /* success */
{
bool const isOpen = response_byte_count != 0 && *(char const*)response == '1';
tr_variantDictAddBool(data->args_out, TR_KEY_port_is_open, isOpen);
tr_snprintf(result, sizeof(result), "success");
}
tr_idle_function_done(data, result);
}
static char const* portTest(tr_session* session, tr_variant* args_in, tr_variant* args_out, struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_in);
TR_UNUSED(args_out);
int const port = tr_sessionGetPeerPort(session);
char* url = tr_strdup_printf("https://portcheck.transmissionbt.com/%d", port);
tr_webRun(session, url, portTested, idle_data);
tr_free(url);
return nullptr;
}
/***
****
***/
static void gotNewBlocklist(
tr_session* session,
bool did_connect,
bool did_timeout,
long response_code,
void const* response,
size_t response_byte_count,
void* user_data)
{
TR_UNUSED(did_connect);
TR_UNUSED(did_timeout);
char result[1024];
auto* data = static_cast<struct tr_rpc_idle_data*>(user_data);
*result = '\0';
if (response_code != 200)
{
tr_snprintf(
result,
sizeof(result),
"gotNewBlocklist: http error %ld: %s",
response_code,
tr_webGetResponseStr(response_code));
}
else /* successfully fetched the blocklist... */
{
int err;
z_stream stream;
char const* configDir = tr_sessionGetConfigDir(session);
size_t const buflen = 1024 * 128; /* 128 KiB buffer */
auto* const buf = static_cast<uint8_t*>(tr_malloc(buflen));
tr_error* error = nullptr;
/* this is an odd Magic Number required by zlib to enable gz support.
See zlib's inflateInit2() documentation for a full description */
int const windowBits = 15 + 32;
stream.zalloc = (alloc_func)Z_NULL;
stream.zfree = (free_func)Z_NULL;
stream.opaque = (voidpf)Z_NULL;
stream.next_in = static_cast<Bytef const*>(response);
stream.avail_in = response_byte_count;
inflateInit2(&stream, windowBits);
char* const filename = tr_buildPath(configDir, "blocklist.tmp.XXXXXX", nullptr);
tr_sys_file_t const fd = tr_sys_file_open_temp(filename, &error);
if (fd == TR_BAD_SYS_FILE)
{
tr_snprintf(result, sizeof(result), _("Couldn't save file \"%1$s\": %2$s"), filename, error->message);
tr_error_clear(&error);
}
for (;;)
{
stream.next_out = static_cast<Bytef*>(buf);
stream.avail_out = buflen;
err = inflate(&stream, Z_NO_FLUSH);
if ((stream.avail_out < buflen) && (!tr_sys_file_write(fd, buf, buflen - stream.avail_out, nullptr, &error)))
{
tr_snprintf(result, sizeof(result), _("Couldn't save file \"%1$s\": %2$s"), filename, error->message);
tr_error_clear(&error);
break;
}
if (err != Z_OK)
{
if (err != Z_STREAM_END && err != Z_DATA_ERROR)
{
tr_snprintf(result, sizeof(result), _("Error uncompressing blocklist: %s (%d)"), zError(err), err);
}
break;
}
}
inflateEnd(&stream);
if ((err == Z_DATA_ERROR) && // couldn't inflate it... it's probably already uncompressed
!tr_sys_file_write(fd, response, response_byte_count, nullptr, &error))
{
tr_snprintf(result, sizeof(result), _("Couldn't save file \"%1$s\": %2$s"), filename, error->message);
tr_error_clear(&error);
}
tr_sys_file_close(fd, nullptr);
if (!tr_str_is_empty(result))
{
tr_logAddError("%s", result);
}
else
{
/* feed it to the session and give the client a response */
int const rule_count = tr_blocklistSetContent(session, filename);
tr_variantDictAddInt(data->args_out, TR_KEY_blocklist_size, rule_count);
tr_snprintf(result, sizeof(result), "success");
}
tr_sys_path_remove(filename, nullptr);
tr_free(filename);
tr_free(buf);
}
tr_idle_function_done(data, result);
}
static char const* blocklistUpdate(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_in);
TR_UNUSED(args_out);
tr_webRun(session, session->blocklist_url, gotNewBlocklist, idle_data);
return nullptr;
}
/***
****
***/
static void addTorrentImpl(struct tr_rpc_idle_data* data, tr_ctor* ctor)
{
int err;
int duplicate_id;
char const* result;
tr_torrent* tor;
tr_quark key;
err = 0;
duplicate_id = 0;
tor = tr_torrentNew(ctor, &err, &duplicate_id);
tr_ctorFree(ctor);
if (err == 0)
{
key = TR_KEY_torrent_added;
result = nullptr;
}
else if (err == TR_PARSE_DUPLICATE)
{
tor = tr_torrentFindFromId(data->session, duplicate_id);
key = TR_KEY_torrent_duplicate;
result = "duplicate torrent";
}
else /* err == TR_PARSE_ERR */
{
key = 0;
result = "invalid or corrupt torrent file";
}
if (tor != nullptr && key != 0)
{
tr_quark const fields[] = {
TR_KEY_id,
TR_KEY_name,
TR_KEY_hashString,
};
addTorrentInfo(tor, TR_FORMAT_OBJECT, tr_variantDictAdd(data->args_out, key), fields, TR_N_ELEMENTS(fields));
if (result == nullptr)
{
notify(data->session, TR_RPC_TORRENT_ADDED, tor);
}
result = nullptr;
}
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,
bool did_connect,
bool did_timeout,
long response_code,
void const* response,
size_t response_byte_count,
void* user_data)
{
TR_UNUSED(session);
TR_UNUSED(did_connect);
TR_UNUSED(did_timeout);
auto* data = static_cast<struct add_torrent_idle_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 || response_code == 221) /* http or ftp success.. */
{
tr_ctorSetMetainfo(data->ctor, response, response_byte_count);
addTorrentImpl(data->data, data->ctor);
}
else
{
char result[1024];
tr_snprintf(
result,
sizeof(result),
"gotMetadataFromURL: http error %ld: %s",
response_code,
tr_webGetResponseStr(response_code));
tr_idle_function_done(data->data, result);
}
tr_free(data);
}
static bool isCurlURL(char const* filename)
{
if (filename == nullptr)
{
return false;
}
return strncmp(filename, "ftp://", 6) == 0 || strncmp(filename, "http://", 7) == 0 || strncmp(filename, "https://", 8) == 0;
}
static tr_file_index_t* fileListFromList(tr_variant* list, tr_file_index_t* setmeCount)
{
size_t const childCount = tr_variantListSize(list);
tr_file_index_t n = 0;
tr_file_index_t* files = tr_new0(tr_file_index_t, childCount);
for (size_t i = 0; i < childCount; ++i)
{
int64_t intVal;
if (tr_variantGetInt(tr_variantListChild(list, i), &intVal))
{
files[n++] = (tr_file_index_t)intVal;
}
}
*setmeCount = n;
return files;
}
static char const* torrentAdd(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_ASSERT(idle_data != nullptr);
char const* filename = nullptr;
(void)tr_variantDictFindStr(args_in, TR_KEY_filename, &filename, nullptr);
char const* metainfo_base64 = nullptr;
(void)tr_variantDictFindStr(args_in, TR_KEY_metainfo, &metainfo_base64, nullptr);
if (filename == nullptr && metainfo_base64 == nullptr)
{
return "no filename or metainfo specified";
}
char const* download_dir = nullptr;
if (tr_variantDictFindStr(args_in, TR_KEY_download_dir, &download_dir, nullptr) && tr_sys_path_is_relative(download_dir))
{
return "download directory path is not absolute";
}
int64_t i;
bool boolVal;
tr_variant* l;
tr_ctor* ctor = tr_ctorNew(session);
/* set the optional arguments */
char const* cookies = nullptr;
(void)tr_variantDictFindStr(args_in, TR_KEY_cookies, &cookies, nullptr);
if (download_dir != nullptr)
{
tr_ctorSetDownloadDir(ctor, TR_FORCE, download_dir);
}
if (tr_variantDictFindBool(args_in, TR_KEY_paused, &boolVal))
{
tr_ctorSetPaused(ctor, TR_FORCE, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_peer_limit, &i))
{
tr_ctorSetPeerLimit(ctor, TR_FORCE, (uint16_t)i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_bandwidthPriority, &i))
{
tr_ctorSetBandwidthPriority(ctor, (tr_priority_t)i);
}
if (tr_variantDictFindList(args_in, TR_KEY_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_variantDictFindList(args_in, TR_KEY_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_variantDictFindList(args_in, TR_KEY_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_variantDictFindList(args_in, TR_KEY_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_variantDictFindList(args_in, TR_KEY_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 ? filename : " (null)");
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_webRunWithCookies(session, filename, cookies, gotMetadataFromURL, d);
}
else
{
char* fname = tr_strstrip(tr_strdup(filename));
if (fname == nullptr)
{
size_t len;
auto* metainfo = static_cast<char*>(tr_base64_decode_str(metainfo_base64, &len));
tr_ctorSetMetainfo(ctor, (uint8_t*)metainfo, len);
tr_free(metainfo);
}
else if (strncmp(fname, "magnet:?", 8) == 0)
{
tr_ctorSetMetainfoFromMagnetLink(ctor, fname);
}
else
{
tr_ctorSetMetainfoFromFile(ctor, fname);
}
addTorrentImpl(idle_data, ctor);
tr_free(fname);
}
return nullptr;
}
/***
****
***/
static char const* sessionSet(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
char const* download_dir = nullptr;
char const* incomplete_dir = nullptr;
if (tr_variantDictFindStr(args_in, TR_KEY_download_dir, &download_dir, nullptr) && tr_sys_path_is_relative(download_dir))
{
return "download directory path is not absolute";
}
if (tr_variantDictFindStr(args_in, TR_KEY_incomplete_dir, &incomplete_dir, nullptr) &&
tr_sys_path_is_relative(incomplete_dir))
{
return "incomplete torrents directory path is not absolute";
}
int64_t i;
double d;
bool boolVal;
char const* str;
if (tr_variantDictFindInt(args_in, TR_KEY_cache_size_mb, &i))
{
tr_sessionSetCacheLimit_MB(session, i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_alt_speed_up, &i))
{
tr_sessionSetAltSpeed_KBps(session, TR_UP, i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_alt_speed_down, &i))
{
tr_sessionSetAltSpeed_KBps(session, TR_DOWN, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_alt_speed_enabled, &boolVal))
{
tr_sessionUseAltSpeed(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_alt_speed_time_begin, &i))
{
tr_sessionSetAltSpeedBegin(session, i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_alt_speed_time_end, &i))
{
tr_sessionSetAltSpeedEnd(session, i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_alt_speed_time_day, &i))
{
tr_sessionSetAltSpeedDay(session, tr_sched_day(i));
}
if (tr_variantDictFindBool(args_in, TR_KEY_alt_speed_time_enabled, &boolVal))
{
tr_sessionUseAltSpeedTime(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_blocklist_enabled, &boolVal))
{
tr_blocklistSetEnabled(session, boolVal);
}
if (tr_variantDictFindStr(args_in, TR_KEY_blocklist_url, &str, nullptr))
{
tr_blocklistSetURL(session, str);
}
if (download_dir != nullptr)
{
tr_sessionSetDownloadDir(session, download_dir);
}
if (tr_variantDictFindInt(args_in, TR_KEY_queue_stalled_minutes, &i))
{
tr_sessionSetQueueStalledMinutes(session, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_queue_stalled_enabled, &boolVal))
{
tr_sessionSetQueueStalledEnabled(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_download_queue_size, &i))
{
tr_sessionSetQueueSize(session, TR_DOWN, (int)i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_download_queue_enabled, &boolVal))
{
tr_sessionSetQueueEnabled(session, TR_DOWN, boolVal);
}
if (incomplete_dir != nullptr)
{
tr_sessionSetIncompleteDir(session, incomplete_dir);
}
if (tr_variantDictFindBool(args_in, TR_KEY_incomplete_dir_enabled, &boolVal))
{
tr_sessionSetIncompleteDirEnabled(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_peer_limit_global, &i))
{
tr_sessionSetPeerLimit(session, i);
}
if (tr_variantDictFindInt(args_in, TR_KEY_peer_limit_per_torrent, &i))
{
tr_sessionSetPeerLimitPerTorrent(session, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_pex_enabled, &boolVal))
{
tr_sessionSetPexEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_dht_enabled, &boolVal))
{
tr_sessionSetDHTEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_utp_enabled, &boolVal))
{
tr_sessionSetUTPEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_lpd_enabled, &boolVal))
{
tr_sessionSetLPDEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_peer_port_random_on_start, &boolVal))
{
tr_sessionSetPeerPortRandomOnStart(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_peer_port, &i))
{
tr_sessionSetPeerPort(session, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_port_forwarding_enabled, &boolVal))
{
tr_sessionSetPortForwardingEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_rename_partial_files, &boolVal))
{
tr_sessionSetIncompleteFileNamingEnabled(session, boolVal);
}
if (tr_variantDictFindReal(args_in, TR_KEY_seedRatioLimit, &d))
{
tr_sessionSetRatioLimit(session, d);
}
if (tr_variantDictFindBool(args_in, TR_KEY_seedRatioLimited, &boolVal))
{
tr_sessionSetRatioLimited(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_idle_seeding_limit, &i))
{
tr_sessionSetIdleLimit(session, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_idle_seeding_limit_enabled, &boolVal))
{
tr_sessionSetIdleLimited(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_start_added_torrents, &boolVal))
{
tr_sessionSetPaused(session, !boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_seed_queue_enabled, &boolVal))
{
tr_sessionSetQueueEnabled(session, TR_UP, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_seed_queue_size, &i))
{
tr_sessionSetQueueSize(session, TR_UP, (int)i);
}
if (tr_variantDictFindStr(args_in, TR_KEY_script_torrent_done_filename, &str, nullptr))
{
tr_sessionSetTorrentDoneScript(session, str);
}
if (tr_variantDictFindBool(args_in, TR_KEY_script_torrent_done_enabled, &boolVal))
{
tr_sessionSetTorrentDoneScriptEnabled(session, boolVal);
}
if (tr_variantDictFindBool(args_in, TR_KEY_trash_original_torrent_files, &boolVal))
{
tr_sessionSetDeleteSource(session, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_speed_limit_down, &i))
{
tr_sessionSetSpeedLimit_KBps(session, TR_DOWN, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_speed_limit_down_enabled, &boolVal))
{
tr_sessionLimitSpeed(session, TR_DOWN, boolVal);
}
if (tr_variantDictFindInt(args_in, TR_KEY_speed_limit_up, &i))
{
tr_sessionSetSpeedLimit_KBps(session, TR_UP, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_speed_limit_up_enabled, &boolVal))
{
tr_sessionLimitSpeed(session, TR_UP, boolVal);
}
if (tr_variantDictFindStr(args_in, TR_KEY_encryption, &str, nullptr))
{
if (tr_strcmp0(str, "required") == 0)
{
tr_sessionSetEncryption(session, TR_ENCRYPTION_REQUIRED);
}
else if (tr_strcmp0(str, "tolerated") == 0)
{
tr_sessionSetEncryption(session, TR_CLEAR_PREFERRED);
}
else
{
tr_sessionSetEncryption(session, TR_ENCRYPTION_PREFERRED);
}
}
if (tr_variantDictFindInt(args_in, TR_KEY_anti_brute_force_threshold, &i))
{
tr_sessionSetAntiBruteForceThreshold(session, i);
}
if (tr_variantDictFindBool(args_in, TR_KEY_anti_brute_force_enabled, &boolVal))
{
tr_sessionSetAntiBruteForceEnabled(session, boolVal);
}
notify(session, TR_RPC_SESSION_CHANGED, nullptr);
return nullptr;
}
static char const* sessionStats(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_in);
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
int running = 0;
int total = 0;
auto currentStats = tr_session_stats{};
auto cumulativeStats = tr_session_stats{};
tr_torrent* tor = nullptr;
while ((tor = tr_torrentNext(session, tor)) != nullptr)
{
++total;
if (tor->isRunning)
{
++running;
}
}
tr_sessionGetStats(session, &currentStats);
tr_sessionGetCumulativeStats(session, &cumulativeStats);
tr_variantDictAddInt(args_out, TR_KEY_activeTorrentCount, running);
tr_variantDictAddReal(args_out, TR_KEY_downloadSpeed, tr_sessionGetPieceSpeed_Bps(session, TR_DOWN));
tr_variantDictAddInt(args_out, TR_KEY_pausedTorrentCount, total - running);
tr_variantDictAddInt(args_out, TR_KEY_torrentCount, total);
tr_variantDictAddReal(args_out, TR_KEY_uploadSpeed, tr_sessionGetPieceSpeed_Bps(session, TR_UP));
tr_variant* d = tr_variantDictAddDict(args_out, TR_KEY_cumulative_stats, 5);
tr_variantDictAddInt(d, TR_KEY_downloadedBytes, cumulativeStats.downloadedBytes);
tr_variantDictAddInt(d, TR_KEY_filesAdded, cumulativeStats.filesAdded);
tr_variantDictAddInt(d, TR_KEY_secondsActive, cumulativeStats.secondsActive);
tr_variantDictAddInt(d, TR_KEY_sessionCount, cumulativeStats.sessionCount);
tr_variantDictAddInt(d, TR_KEY_uploadedBytes, cumulativeStats.uploadedBytes);
d = tr_variantDictAddDict(args_out, TR_KEY_current_stats, 5);
tr_variantDictAddInt(d, TR_KEY_downloadedBytes, currentStats.downloadedBytes);
tr_variantDictAddInt(d, TR_KEY_filesAdded, currentStats.filesAdded);
tr_variantDictAddInt(d, TR_KEY_secondsActive, currentStats.secondsActive);
tr_variantDictAddInt(d, TR_KEY_sessionCount, currentStats.sessionCount);
tr_variantDictAddInt(d, TR_KEY_uploadedBytes, currentStats.uploadedBytes);
return nullptr;
}
static void addSessionField(tr_session* s, tr_variant* d, tr_quark key)
{
switch (key)
{
case TR_KEY_alt_speed_up:
tr_variantDictAddInt(d, key, tr_sessionGetAltSpeed_KBps(s, TR_UP));
break;
case TR_KEY_alt_speed_down:
tr_variantDictAddInt(d, key, tr_sessionGetAltSpeed_KBps(s, TR_DOWN));
break;
case TR_KEY_alt_speed_enabled:
tr_variantDictAddBool(d, key, tr_sessionUsesAltSpeed(s));
break;
case TR_KEY_alt_speed_time_begin:
tr_variantDictAddInt(d, key, tr_sessionGetAltSpeedBegin(s));
break;
case TR_KEY_alt_speed_time_end:
tr_variantDictAddInt(d, key, tr_sessionGetAltSpeedEnd(s));
break;
case TR_KEY_alt_speed_time_day:
tr_variantDictAddInt(d, key, tr_sessionGetAltSpeedDay(s));
break;
case TR_KEY_alt_speed_time_enabled:
tr_variantDictAddBool(d, key, tr_sessionUsesAltSpeedTime(s));
break;
case TR_KEY_blocklist_enabled:
tr_variantDictAddBool(d, key, tr_blocklistIsEnabled(s));
break;
case TR_KEY_blocklist_url:
tr_variantDictAddStr(d, key, tr_blocklistGetURL(s));
break;
case TR_KEY_cache_size_mb:
tr_variantDictAddInt(d, key, tr_sessionGetCacheLimit_MB(s));
break;
case TR_KEY_blocklist_size:
tr_variantDictAddInt(d, key, tr_blocklistGetRuleCount(s));
break;
case TR_KEY_config_dir:
tr_variantDictAddStr(d, key, tr_sessionGetConfigDir(s));
break;
case TR_KEY_download_dir:
tr_variantDictAddStr(d, key, tr_sessionGetDownloadDir(s));
break;
case TR_KEY_download_dir_free_space:
tr_variantDictAddInt(d, key, tr_device_info_get_free_space(s->downloadDir));
break;
case TR_KEY_download_queue_enabled:
tr_variantDictAddBool(d, key, tr_sessionGetQueueEnabled(s, TR_DOWN));
break;
case TR_KEY_download_queue_size:
tr_variantDictAddInt(d, key, tr_sessionGetQueueSize(s, TR_DOWN));
break;
case TR_KEY_peer_limit_global:
tr_variantDictAddInt(d, key, tr_sessionGetPeerLimit(s));
break;
case TR_KEY_peer_limit_per_torrent:
tr_variantDictAddInt(d, key, tr_sessionGetPeerLimitPerTorrent(s));
break;
case TR_KEY_incomplete_dir:
tr_variantDictAddStr(d, key, tr_sessionGetIncompleteDir(s));
break;
case TR_KEY_incomplete_dir_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsIncompleteDirEnabled(s));
break;
case TR_KEY_pex_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsPexEnabled(s));
break;
case TR_KEY_utp_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsUTPEnabled(s));
break;
case TR_KEY_dht_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsDHTEnabled(s));
break;
case TR_KEY_lpd_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsLPDEnabled(s));
break;
case TR_KEY_peer_port:
tr_variantDictAddInt(d, key, tr_sessionGetPeerPort(s));
break;
case TR_KEY_peer_port_random_on_start:
tr_variantDictAddBool(d, key, tr_sessionGetPeerPortRandomOnStart(s));
break;
case TR_KEY_port_forwarding_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsPortForwardingEnabled(s));
break;
case TR_KEY_rename_partial_files:
tr_variantDictAddBool(d, key, tr_sessionIsIncompleteFileNamingEnabled(s));
break;
case TR_KEY_rpc_version:
tr_variantDictAddInt(d, key, RPC_VERSION);
break;
case TR_KEY_rpc_version_minimum:
tr_variantDictAddInt(d, key, RPC_VERSION_MIN);
break;
case TR_KEY_seedRatioLimit:
tr_variantDictAddReal(d, key, tr_sessionGetRatioLimit(s));
break;
case TR_KEY_seedRatioLimited:
tr_variantDictAddBool(d, key, tr_sessionIsRatioLimited(s));
break;
case TR_KEY_idle_seeding_limit:
tr_variantDictAddInt(d, key, tr_sessionGetIdleLimit(s));
break;
case TR_KEY_idle_seeding_limit_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsIdleLimited(s));
break;
case TR_KEY_seed_queue_enabled:
tr_variantDictAddBool(d, key, tr_sessionGetQueueEnabled(s, TR_UP));
break;
case TR_KEY_seed_queue_size:
tr_variantDictAddInt(d, key, tr_sessionGetQueueSize(s, TR_UP));
break;
case TR_KEY_start_added_torrents:
tr_variantDictAddBool(d, key, !tr_sessionGetPaused(s));
break;
case TR_KEY_trash_original_torrent_files:
tr_variantDictAddBool(d, key, tr_sessionGetDeleteSource(s));
break;
case TR_KEY_speed_limit_up:
tr_variantDictAddInt(d, key, tr_sessionGetSpeedLimit_KBps(s, TR_UP));
break;
case TR_KEY_speed_limit_up_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsSpeedLimited(s, TR_UP));
break;
case TR_KEY_speed_limit_down:
tr_variantDictAddInt(d, key, tr_sessionGetSpeedLimit_KBps(s, TR_DOWN));
break;
case TR_KEY_speed_limit_down_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsSpeedLimited(s, TR_DOWN));
break;
case TR_KEY_script_torrent_done_filename:
tr_variantDictAddStr(d, key, tr_sessionGetTorrentDoneScript(s));
break;
case TR_KEY_script_torrent_done_enabled:
tr_variantDictAddBool(d, key, tr_sessionIsTorrentDoneScriptEnabled(s));
break;
case TR_KEY_queue_stalled_enabled:
tr_variantDictAddBool(d, key, tr_sessionGetQueueStalledEnabled(s));
break;
case TR_KEY_queue_stalled_minutes:
tr_variantDictAddInt(d, key, tr_sessionGetQueueStalledMinutes(s));
break;
case TR_KEY_anti_brute_force_enabled:
tr_variantDictAddBool(d, key, tr_sessionGetAntiBruteForceEnabled(s));
break;
case TR_KEY_anti_brute_force_threshold:
tr_variantDictAddInt(d, key, tr_sessionGetAntiBruteForceThreshold(s));
break;
case TR_KEY_units:
tr_formatter_get_units(tr_variantDictAddDict(d, key, 0));
break;
case TR_KEY_version:
tr_variantDictAddStr(d, key, LONG_VERSION_STRING);
break;
case TR_KEY_encryption:
{
char const* str;
switch (tr_sessionGetEncryption(s))
{
case TR_CLEAR_PREFERRED:
str = "tolerated";
break;
case TR_ENCRYPTION_REQUIRED:
str = "required";
break;
default:
str = "preferred";
break;
}
tr_variantDictAddStr(d, key, str);
break;
}
case TR_KEY_session_id:
tr_variantDictAddStr(d, key, tr_session_id_get_current(s->session_id));
break;
}
}
static char const* sessionGet(tr_session* s, tr_variant* args_in, tr_variant* args_out, struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(idle_data);
TR_ASSERT(idle_data == nullptr);
tr_variant* fields;
if (tr_variantDictFindList(args_in, TR_KEY_fields, &fields))
{
size_t const field_count = tr_variantListSize(fields);
for (size_t i = 0; i < field_count; ++i)
{
char const* field_name;
size_t field_name_len;
tr_quark field_id;
if (!tr_variantGetStr(tr_variantListChild(fields, i), &field_name, &field_name_len))
{
continue;
}
if (!tr_quark_lookup(field_name, field_name_len, &field_id))
{
continue;
}
addSessionField(s, args_out, field_id);
}
}
else
{
for (tr_quark field_id = TR_KEY_NONE + 1; field_id < TR_N_KEYS; ++field_id)
{
addSessionField(s, args_out, field_id);
}
}
return nullptr;
}
static char const* freeSpace(tr_session* session, tr_variant* args_in, tr_variant* args_out, struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(idle_data);
int tmperr;
char const* path = nullptr;
char const* err = nullptr;
int64_t free_space = -1;
if (!tr_variantDictFindStr(args_in, TR_KEY_path, &path, nullptr))
{
return "directory path argument is missing";
}
if (tr_sys_path_is_relative(path))
{
return "directory path is not absolute";
}
/* get the free space */
tmperr = errno;
errno = 0;
free_space = tr_sessionGetDirFreeSpace(session, path);
if (free_space < 0)
{
err = tr_strerror(errno);
}
errno = tmperr;
/* response */
if (path != nullptr)
{
tr_variantDictAddStr(args_out, TR_KEY_path, path);
}
tr_variantDictAddInt(args_out, TR_KEY_size_bytes, free_space);
return err;
}
/***
****
***/
static char const* sessionClose(
tr_session* session,
tr_variant* args_in,
tr_variant* args_out,
struct tr_rpc_idle_data* idle_data)
{
TR_UNUSED(args_in);
TR_UNUSED(args_out);
TR_UNUSED(idle_data);
notify(session, TR_RPC_SESSION_CLOSE, nullptr);
return nullptr;
}
/***
****
***/
typedef char const* (*handler)(tr_session*, tr_variant*, tr_variant*, struct tr_rpc_idle_data*);
static struct method
{
char const* name;
bool immediate;
handler func;
} methods[] = {
{ "port-test", false, portTest },
{ "blocklist-update", false, blocklistUpdate },
{ "free-space", true, freeSpace },
{ "session-close", true, sessionClose },
{ "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-rename-path", false, torrentRenamePath },
{ "torrent-set", true, torrentSet },
{ "torrent-set-location", true, torrentSetLocation },
{ "torrent-start", true, torrentStart },
{ "torrent-start-now", true, torrentStartNow },
{ "torrent-stop", true, torrentStop },
{ "torrent-verify", true, torrentVerify },
{ "torrent-reannounce", true, torrentReannounce },
{ "queue-move-top", true, queueMoveTop },
{ "queue-move-up", true, queueMoveUp },
{ "queue-move-down", true, queueMoveDown },
{ "queue-move-bottom", true, queueMoveBottom },
};
static void noop_response_callback(tr_session* session, tr_variant* response, void* user_data)
{
TR_UNUSED(session);
TR_UNUSED(response);
TR_UNUSED(user_data);
}
void tr_rpc_request_exec_json(
tr_session* session,
tr_variant const* request,
tr_rpc_response_func callback,
void* callback_user_data)
{
char const* str;
tr_variant* const mutable_request = (tr_variant*)request;
tr_variant* args_in = tr_variantDictFind(mutable_request, TR_KEY_arguments);
char const* result = nullptr;
struct method const* method = nullptr;
if (callback == nullptr)
{
callback = noop_response_callback;
}
/* parse the request */
if (!tr_variantDictFindStr(mutable_request, TR_KEY_method, &str, nullptr))
{
result = "no method name";
}
else
{
for (size_t i = 0; method == nullptr && i < TR_N_ELEMENTS(methods); ++i)
{
if (strcmp(str, methods[i].name) == 0)
{
method = &methods[i];
}
}
if (method == nullptr)
{
result = "method name not recognized";
}
}
/* if we couldn't figure out which method to use, return an error */
if (result != nullptr)
{
int64_t tag;
tr_variant response;
tr_variantInitDict(&response, 3);
tr_variantDictAddDict(&response, TR_KEY_arguments, 0);
tr_variantDictAddStr(&response, TR_KEY_result, result);
if (tr_variantDictFindInt(mutable_request, TR_KEY_tag, &tag))
{
tr_variantDictAddInt(&response, TR_KEY_tag, tag);
}
(*callback)(session, &response, callback_user_data);
tr_variantFree(&response);
}
else if (method->immediate)
{
int64_t tag;
tr_variant response;
tr_variant* args_out;
tr_variantInitDict(&response, 3);
args_out = tr_variantDictAddDict(&response, TR_KEY_arguments, 0);
result = (*method->func)(session, args_in, args_out, nullptr);
if (result == nullptr)
{
result = "success";
}
tr_variantDictAddStr(&response, TR_KEY_result, result);
if (tr_variantDictFindInt(mutable_request, TR_KEY_tag, &tag))
{
tr_variantDictAddInt(&response, TR_KEY_tag, tag);
}
(*callback)(session, &response, callback_user_data);
tr_variantFree(&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_variant, 1);
tr_variantInitDict(data->response, 3);
if (tr_variantDictFindInt(mutable_request, TR_KEY_tag, &tag))
{
tr_variantDictAddInt(data->response, TR_KEY_tag, tag);
}
data->args_out = tr_variantDictAddDict(data->response, TR_KEY_arguments, 0);
data->callback = callback;
data->callback_user_data = callback_user_data;
result = (*method->func)(session, args_in, data->args_out, data);
/* Async operation failed prematurely? Invoke callback or else client will not get a reply */
if (result != nullptr)
{
tr_idle_function_done(data, result);
}
}
}
/**
* 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_variant* setme, char const* str, size_t len)
{
int valueCount;
int* values = tr_parseNumberRange(str, len, &valueCount);
if (valueCount == 0)
{
tr_variantInitStr(setme, str, len);
}
else if (valueCount == 1)
{
tr_variantInitInt(setme, values[0]);
}
else
{
tr_variantInitList(setme, valueCount);
for (int i = 0; i < valueCount; ++i)
{
tr_variantListAddInt(setme, values[i]);
}
}
tr_free(values);
}
void tr_rpc_request_exec_uri(
tr_session* session,
void const* request_uri,
size_t request_uri_len,
tr_rpc_response_func callback,
void* callback_user_data)
{
char const* pch;
tr_variant top;
tr_variant* args;
char* request = tr_strndup(request_uri, request_uri_len);
tr_variantInitDict(&top, 3);
args = tr_variantDictAddDict(&top, TR_KEY_arguments, 0);
pch = strchr(request, '?');
if (pch == nullptr)
{
pch = request;
}
while (pch != nullptr)
{
char const* delim = strchr(pch, '=');
char const* next = strchr(pch, '&');
if (delim != nullptr)
{
char* key = tr_strndup(pch, (size_t)(delim - pch));
bool isArg = strcmp(key, "method") != 0 && strcmp(key, "tag") != 0;
tr_variant* parent = isArg ? args : &top;
tr_rpc_parse_list_str(
tr_variantDictAdd(parent, tr_quark_new(key, (size_t)(delim - pch))),
delim + 1,
next != nullptr ? (size_t)(next - (delim + 1)) : strlen(delim + 1));
tr_free(key);
}
pch = next != nullptr ? next + 1 : nullptr;
}
tr_rpc_request_exec_json(session, &top, callback, callback_user_data);
/* cleanup */
tr_variantFree(&top);
tr_free(request);
}
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