@ -38,6 +38,9 @@ static time_t ot_start_time;
static const size_t SUCCESS_HTTP_HEADER_LENGTH = 80 ;
static const size_t SUCCESS_HTTP_SIZE_OFF = 17 ;
static char g_adminip [ 4 ] = { 0 , 0 , 0 , 0 } ;
# ifdef WANT_BLACKLISTING
static char * blacklist_filename = NULL ;
# endif
/* To always have space for error messages ;) */
@ -495,8 +498,11 @@ static void help( char *name ) {
HELPLINE ( " -i ip " , " specify ip to bind to (default: *, you may specify more than one) " ) ;
HELPLINE ( " -p port " , " specify tcp port to bind to (default: 6969, you may specify more than one) " ) ;
HELPLINE ( " -P port " , " specify udp port to bind to (default: 6969, you may specify more than one) " ) ;
HELPLINE ( " -d dir " , " specify directory containing white- or black listed torrent info_hashes (default: \" . \" ) " ) ;
HELPLINE ( " -d dir " , " specify directory to try to chroot to (default: \" . \" ) " ) ;
HELPLINE ( " -A ip " , " bless an ip address as admin address (e.g. to allow syncs from this address) " ) ;
# ifdef WANT_BLACKLISTING
HELPLINE ( " -b file " , " specify blacklist file. " ) ;
# endif
fprintf ( stderr , " \n Example: ./opentracker -i 127.0.0.1 -p 6969 -P 6969 -i 10.1.1.23 -p 2710 -p 80 \n " ) ;
}
@ -745,6 +751,43 @@ static void ot_try_bind( char ip[4], uint16 port, int is_tcp ) {
+ + ot_sockets_count ;
}
# ifdef WANT_BLACKLISTING
/* Read initial black list */
void read_blacklist_file ( int foo ) {
FILE * blacklist_filehandle = fopen ( blacklist_filename , " r " ) ;
ot_hash infohash ;
foo = foo ;
/* Free blacklist vector in trackerlogic.c*/
blacklist_reset ( ) ;
if ( blacklist_filehandle = = NULL ) {
fprintf ( stderr , " Warning: Can't open blacklist file: %s (but will try to create it later, if necessary and possible). " , blacklist_filename ) ;
return ;
}
/* We do ignore anything that is not of the form "^[:xdigit:]{40}[^:xdigit:].*" */
while ( fgets ( static_inbuf , sizeof ( static_inbuf ) , blacklist_filehandle ) ) {
int i ;
for ( i = 0 ; i < 20 ; + + i ) {
int eger = 16 * scan_fromhex ( static_inbuf [ 2 * i ] ) + scan_fromhex ( static_inbuf [ 1 + 2 * i ] ) ;
if ( eger < 0 )
goto ignore_line ;
infohash [ i ] = eger ;
}
if ( scan_fromhex ( static_inbuf [ 40 ] ) > = 0 )
goto ignore_line ;
/* Append blacklist to blacklist vector */
blacklist_addentry ( & infohash ) ;
ignore_line :
continue ;
}
fclose ( blacklist_filehandle ) ;
}
# endif
int main ( int argc , char * * argv ) {
struct passwd * pws = NULL ;
char serverip [ 4 ] = { 0 , 0 , 0 , 0 } ;
@ -752,10 +795,13 @@ int main( int argc, char **argv ) {
int scanon = 1 ;
while ( scanon ) {
switch ( getopt ( argc , argv , " :i:p:A:P:d: ocbB h" ) ) {
switch ( getopt ( argc , argv , " :i:p:A:P:d: b: h" ) ) {
case - 1 : scanon = 0 ; break ;
case ' i ' : scan_ip4 ( optarg , serverip ) ; break ;
case ' A ' : scan_ip4 ( optarg , g_adminip ) ; break ;
# ifdef WANT_BLACKLISTING
case ' b ' : blacklist_filename = optarg ; break ;
# endif
case ' p ' : ot_try_bind ( serverip , ( uint16 ) atol ( optarg ) , 1 ) ; break ;
case ' P ' : ot_try_bind ( serverip , ( uint16 ) atol ( optarg ) , 0 ) ; break ;
case ' d ' : serverdir = optarg ; break ;
@ -771,7 +817,8 @@ int main( int argc, char **argv ) {
ot_try_bind ( serverip , 6969 , 0 ) ;
}
pws = getpwnam ( " nobody " ) ;
/* Drop permissions */
pws = getpwnam ( " nobody " ) ;
if ( ! pws ) {
setegid ( ( gid_t ) - 2 ) ; setuid ( ( uid_t ) - 2 ) ;
setgid ( ( gid_t ) - 2 ) ; seteuid ( ( uid_t ) - 2 ) ;
@ -781,8 +828,17 @@ int main( int argc, char **argv ) {
}
endpwent ( ) ;
# ifdef WANT_BLACKLISTING
/* Passing "0" since read_blacklist_file also is SIGHUP handler */
if ( blacklist_filename ) {
read_blacklist_file ( 0 ) ;
signal ( SIGHUP , read_blacklist_file ) ;
}
# endif
signal ( SIGPIPE , SIG_IGN ) ;
signal ( SIGINT , graceful ) ;
if ( init_logic ( serverdir ) = = - 1 )
panic ( " Logic not started " ) ;