void
tr_sessionLoadSettings( tr_benc * d, const char * configDir, const char * appName )
{
char * filename;
tr_benc fileSettings;
tr_benc sessionDefaults;
tr_benc tmp;
assert( tr_bencIsDict( d ) );
/* initializing the defaults: caller may have passed in some app-level defaults.
* preserve those and use the session defaults to fill in any missing gaps. */
tr_bencInitDict( &sessionDefaults, 0 );
tr_sessionGetDefaultSettings( &sessionDefaults );
tr_bencMergeDicts( &sessionDefaults, d );
tmp = *d; *d = sessionDefaults; sessionDefaults = tmp;
/* if caller didn't specify a config dir, use the default */
if( !configDir || !*configDir )
configDir = tr_getDefaultConfigDir( appName );
/* file settings override the defaults */
filename = tr_buildPath( configDir, "settings.json", NULL );
if( !tr_bencLoadJSONFile( filename, &fileSettings ) ) {
tr_bencMergeDicts( d, &fileSettings );
tr_bencFree( &fileSettings );
}
/* cleanup */
tr_bencFree( &sessionDefaults );
tr_free( filename );
}
static int
testMerge( void )
{
tr_benc dest, src;
int64_t i;
const char * s;
/* initial dictionary (default values) */
tr_bencInitDict( &dest, 10 );
tr_bencDictAddInt( &dest, "i1", 1 );
tr_bencDictAddInt( &dest, "i2", 2 );
tr_bencDictAddInt( &dest, "i4", -35 ); /* remains untouched */
tr_bencDictAddStr( &dest, "s5", "abc" );
tr_bencDictAddStr( &dest, "s6", "def" );
tr_bencDictAddStr( &dest, "s7", "127.0.0.1" ); /* remains untouched */
/* new dictionary, will overwrite items in dest */
tr_bencInitDict( &src, 10 );
tr_bencDictAddInt( &src, "i1", 1 ); /* same value */
tr_bencDictAddInt( &src, "i2", 4 ); /* new value */
tr_bencDictAddInt( &src, "i3", 3 ); /* new key:value */
tr_bencDictAddStr( &src, "s5", "abc" ); /* same value */
tr_bencDictAddStr( &src, "s6", "xyz" ); /* new value */
tr_bencDictAddStr( &src, "s8", "ghi" ); /* new key:value */
tr_bencMergeDicts( &dest, /*const*/ &src );
check( tr_bencDictFindInt( &dest, "i1", &i ));
check_int_eq (1, i);
check( tr_bencDictFindInt( &dest, "i2", &i ));
check_int_eq (4, i);
check( tr_bencDictFindInt( &dest, "i3", &i ));
check_int_eq (3, i);
check( tr_bencDictFindInt( &dest, "i4", &i ));
check_int_eq (-35, i);
check( tr_bencDictFindStr( &dest, "s5", &s ));
check_streq ("abc", s);
check( tr_bencDictFindStr( &dest, "s6", &s ));
check_streq ("xyz", s);
check( tr_bencDictFindStr( &dest, "s7", &s ));
check_streq ("127.0.0.1", s);
check( tr_bencDictFindStr( &dest, "s8", &s ));
check_streq ("ghi", s);
tr_bencFree( &dest );
tr_bencFree( &src );
return 0;
}
void
tr_sessionSaveSettings( tr_session * session, const char * configDir, tr_benc * settings )
{
tr_benc fileSettings;
char * filename;
assert( tr_bencIsDict( settings ) );
filename = tr_buildPath( configDir, "settings.json", NULL );
tr_sessionGetSettings( session, settings );
if( tr_bencLoadJSONFile( filename, &fileSettings ) ) {
tr_bencSaveJSONFile( filename, settings );
} else {
tr_bencMergeDicts( &fileSettings, settings );
tr_bencSaveJSONFile( filename, &fileSettings );
tr_bencFree( &fileSettings );
}
tr_inf( "Saved \"%s\"", filename );
tr_free( filename );
}
static void
tr_sessionInitImpl( void * vdata )
{
int64_t i;
int64_t j;
double d;
tr_bool found;
const char * str;
tr_benc settings;
char * filename;
struct init_data * data = vdata;
tr_benc * clientSettings = data->clientSettings;
tr_session * session = data->session;
assert( tr_amInEventThread( session ) );
assert( tr_bencIsDict( clientSettings ) );
dbgmsg( "tr_sessionInit: the session's top-level bandwidth object is %p", session->bandwidth );
tr_bencInitDict( &settings, 0 );
tr_sessionGetDefaultSettings( &settings );
tr_bencMergeDicts( &settings, clientSettings );
#ifndef WIN32
/* Don't exit when writing on a broken socket */
signal( SIGPIPE, SIG_IGN );
#endif
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_LIMIT_TORRENT, &i );
assert( found );
session->peerLimitPerTorrent = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_MSGLEVEL, &i );
assert( found );
tr_setMessageLevel( i );
tr_setMessageQueuing( data->messageQueuingEnabled );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEX_ENABLED, &i );
assert( found );
session->isPexEnabled = i != 0;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_ENCRYPTION, &i );
assert( found );
assert( tr_isEncryptionMode( i ) );
session->encryptionMode = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PREALLOCATION, &i );
assert( found );
assert( tr_isPreallocationMode( i ) );
session->preallocationMode = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_SOCKET_TOS, &i );
assert( found );
session->peerSocketTOS = i;
found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_DOWNLOAD_DIR, &str );
assert( found );
session->downloadDir = tr_strdup( str );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_ENABLED, &i );
assert( found );
session->isProxyEnabled = i != 0;
found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY, &str );
assert( found );
session->proxy = tr_strdup( str );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_PORT, &i );
assert( found );
session->proxyPort = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_TYPE, &i );
assert( found );
session->proxyType = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_AUTH_ENABLED, &i );
assert( found );
session->isProxyAuthEnabled = i != 0;
found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY_USERNAME, &str );
assert( found );
session->proxyUsername = tr_strdup( str );
found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY_PASSWORD, &str );
assert( found );
session->proxyPassword = tr_strdup( str );
session->so_sndbuf = 1500 * 3; /* 3x MTU for most ethernet/wireless */
session->so_rcvbuf = 8192;
tr_setConfigDir( session, data->configDir );
tr_trackerSessionInit( session );
assert( session->tracker != NULL );
session->peerMgr = tr_peerMgrNew( session );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_LAZY_BITFIELD, &i );
assert( found );
session->useLazyBitfield = i != 0;
/* Initialize rate and file descripts controls */
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_OPEN_FILE_LIMIT, &i );
assert( found );
session->openFileLimit = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, &j );
assert( found );
tr_fdInit( session->openFileLimit, j );
/**
*** random port
**/
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_ENABLED, &i );
assert( found );
session->isPortRandom = i != 0;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_LOW, &i );
assert( found );
session->randomPortLow = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_HIGH, &i );
assert( found );
session->randomPortHigh = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PORT_FORWARDING, &i )
&& tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT, &j );
assert( found );
session->peerPort = session->isPortRandom ? getRandomPort( session ) : j;
session->shared = tr_sharedInit( session, i, session->peerPort );
session->isPortSet = session->isPortRandom || j>0;
/**
**/
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_UPLOAD_SLOTS_PER_TORRENT, &i );
assert( found );
session->uploadSlotsPerTorrent = i;
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_USPEED, &i )
&& tr_bencDictFindInt( &settings, TR_PREFS_KEY_USPEED_ENABLED, &j );
assert( found );
tr_sessionSetSpeedLimit( session, TR_UP, i );
tr_sessionSetSpeedLimitEnabled( session, TR_UP, j );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_DSPEED, &i )
&& tr_bencDictFindInt( &settings, TR_PREFS_KEY_DSPEED_ENABLED, &j );
assert( found );
tr_sessionSetSpeedLimit( session, TR_DOWN, i );
tr_sessionSetSpeedLimitEnabled( session, TR_DOWN, j );
found = tr_bencDictFindDouble( &settings, TR_PREFS_KEY_RATIO, &d )
&& tr_bencDictFindInt( &settings, TR_PREFS_KEY_RATIO_ENABLED, &j );
assert( found );
tr_sessionSetRatioLimit( session, d );
tr_sessionSetRatioLimited( session, j );
/* initialize the blocklist */
filename = tr_buildPath( session->configDir, "blocklists", NULL );
tr_mkdirp( filename, 0777 );
tr_free( filename );
found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, &i );
assert( found );
session->isBlocklistEnabled = i;
loadBlocklists( session );
session->rpcServer = tr_rpcInit( session, &settings );
tr_bencFree( &settings );
assert( tr_isSession( session ) );
/* first %s is the application name
second %s is the version number */
tr_inf( _( "%s %s started" ), TR_NAME, LONG_VERSION_STRING );
tr_statsInit( session );
session->web = tr_webInit( session );
metainfoLookupRescan( session );
session->isWaiting = FALSE;
dbgmsg( "returning session %p; session->tracker is %p", session, session->tracker );
}
