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(trunk libT) use curl_multi_socket_action(), even on OS X.

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This commit is contained in:
Charles Kerr 2009-12-10 19:05:21 +00:00
parent 0f14f62ac1
commit 5f1f2b1e85
2 changed files with 37 additions and 75 deletions
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1
libtransmission/announcer.c
View file

@ -731,6 +731,7 @@ static tr_bool
announceURLIsSupported( const char * announce )
{
return ( announce != NULL )
&& ( strstr( announce, "tracker.thepiratebay.org" ) == NULL ) /* dead */
&& ( ( strstr( announce, "http://" ) == announce ) ||
( strstr( announce, "https://" ) == announce ) );
}

111
libtransmission/web.c
View file

@ -27,36 +27,15 @@
#include "version.h"
#include "web.h"
static tr_bool
useCurlMultiSocketAction( void )
{
static tr_bool tested = FALSE;
static tr_bool useMultiSocketAction;
if( !tested )
{
#ifdef SYS_DARWIN /* for some reason, curl_multi_socket_action() + libevent
keeps crashing in event_queue_insert() on OS X 10.5 & 10.6 */
useMultiSocketAction = FALSE;
#else
curl_version_info_data * data = curl_version_info( CURLVERSION_NOW );
tr_inf( "Using libcurl %s", data->version );
/* Use curl_multi_socket_action() instead of curl_multi_perform()
* if libcurl >= 7.18.2. See http://trac.transmissionbt.com/ticket/1844 */
useMultiSocketAction = data->version_num >= 0x071202;
#endif
tested = TRUE;
}
return useMultiSocketAction;
}
enum
{
/* arbitrary number */
DEFAULT_TIMER_MSEC = 2500
DEFAULT_TIMER_MSEC = 1500
};
static void
tr_multi_perform( tr_web * g, int fd );
#if 0
#define dbgmsg(...) \
do { \
@ -83,7 +62,7 @@ struct tr_web
tr_bool closing;
int prev_running;
int still_running;
long timer_ms;
long timer_msec;
CURLM * multi;
tr_session * session;
tr_bool haveAddr;
@ -278,6 +257,8 @@ addTask( void * vtask )
++web->still_running;
else
tr_err( "%s", curl_multi_strerror( mcode ) );
tr_multi_perform( web, CURL_SOCKET_TIMEOUT );
}
}
}
@ -371,16 +352,13 @@ stop_timer( tr_web* g )
static void
restart_timer( tr_web * g )
{
struct timeval interval;
assert( tr_amInEventThread( g->session ) );
assert( g->session != NULL );
assert( g->session->events != NULL );
stop_timer( g );
dbgmsg( "adding a timeout for %.1f seconds from now", g->timer_ms/1000.0 );
tr_timevalMsec( g->timer_ms, &interval );
evtimer_add( &g->timer_event, &interval );
dbgmsg( "adding a timeout for %.1f seconds from now", g->timer_msec/1000.0 );
tr_timerAddMsec( &g->timer_event, g->timer_msec );
}
static void
@ -411,23 +389,12 @@ tr_multi_perform( tr_web * g, int fd )
g->prev_running, g->still_running );
/* invoke libcurl's processing */
if( useCurlMultiSocketAction( ) )
{
do {
dbgmsg( "calling curl_multi_socket_action..." );
mcode = curl_multi_socket_action( g->multi, fd, 0, &g->still_running );
fd = CURL_SOCKET_TIMEOUT;
dbgmsg( "done calling curl_multi_socket_action..." );
} while( mcode == CURLM_CALL_MULTI_SOCKET );
}
else
{
do {
dbgmsg( "calling curl_multi_perform..." );
mcode = curl_multi_perform( g->multi, &g->still_running );
dbgmsg( "done calling curl_multi_perform..." );
} while( mcode == CURLM_CALL_MULTI_PERFORM );
}
do {
dbgmsg( "calling curl_multi_socket_action..." );
mcode = curl_multi_socket_action( g->multi, fd, 0, &g->still_running );
fd = CURL_SOCKET_TIMEOUT;
dbgmsg( "done calling curl_multi_socket_action..." );
} while( mcode == CURLM_CALL_MULTI_SOCKET );
tr_assert( mcode == CURLM_OK, "curl_multi_perform() failed: %d (%s)", mcode, curl_multi_strerror( mcode ) );
if( mcode != CURLM_OK )
tr_err( "%s", curl_multi_strerror( mcode ) );
@ -454,14 +421,6 @@ event_cb( int fd, short kind UNUSED, void * g )
tr_multi_perform( g, fd );
}
/* libevent says that timer_ms have passed, so wake up libcurl */
static void
timer_cb( int socket UNUSED, short action UNUSED, void * g )
{
dbgmsg( "libevent timer is done" );
tr_multi_perform( g, CURL_SOCKET_TIMEOUT );
}
/* CURLMOPT_SOCKETFUNCTION */
static int
sock_cb( CURL * e UNUSED,
@ -500,23 +459,30 @@ sock_cb( CURL * e UNUSED,
return 0;
}
/* libevent says that timer_msec have passed, so wake up libcurl */
static void
libevent_timer_cb( int fd UNUSED, short what UNUSED, void * g )
{
dbgmsg( "libevent timer is done" );
tr_multi_perform( g, CURL_SOCKET_TIMEOUT );
}
/* libcurl documentation: "If 0, it means you should proceed immediately
* without waiting for anything. If it returns -1, there's no timeout at all
* set ... (but) you must not wait too long (more than a few seconds perhaps)
* before you call curl_multi_perform() again." */
static void
multi_timer_cb( CURLM *multi UNUSED, long timer_ms, void * vg )
multi_timer_cb( CURLM * multi UNUSED, long timer_msec, void * vg )
{
tr_web * g = vg;
if( timer_ms < 1 ) {
if( timer_ms == 0 ) /* call it immediately */
timer_cb( 0, 0, g );
timer_ms = DEFAULT_TIMER_MSEC;
if( timer_msec < 1 ) {
if( timer_msec == 0 ) /* call it immediately */
libevent_timer_cb( 0, 0, g );
timer_msec = DEFAULT_TIMER_MSEC;
}
g->timer_ms = timer_ms;
g->timer_msec = timer_msec;
restart_timer( g );
}
@ -533,8 +499,8 @@ tr_webRun( tr_session * session,
{
if( session->web )
{
static unsigned long tag = 0;
struct tr_web_task * task;
static unsigned long tag = 0;
task = tr_new0( struct tr_web_task, 1 );
task->session = session;
@ -559,9 +525,8 @@ tr_webSetInterface( tr_web * web, const tr_address * addr )
tr_web*
tr_webInit( tr_session * session )
{
CURLMcode mcode;
static int curlInited = FALSE;
tr_web * web;
static int curlInited = FALSE;
/* call curl_global_init if we haven't done it already.
* try to enable ssl for https support; but if that fails,
@ -575,17 +540,13 @@ tr_webInit( tr_session * session )
web = tr_new0( struct tr_web, 1 );
web->multi = curl_multi_init( );
web->session = session;
web->timer_ms = DEFAULT_TIMER_MSEC; /* overwritten by multi_timer_cb() */
web->timer_msec = DEFAULT_TIMER_MSEC; /* overwritten by multi_timer_cb() */
evtimer_set( &web->timer_event, timer_cb, web );
mcode = curl_multi_setopt( web->multi, CURLMOPT_SOCKETDATA, web );
tr_assert( mcode == CURLM_OK, "curl_mutli_setopt() failed: %d (%s)", mcode, curl_multi_strerror( mcode ) );
mcode = curl_multi_setopt( web->multi, CURLMOPT_SOCKETFUNCTION, sock_cb );
tr_assert( mcode == CURLM_OK, "curl_mutli_setopt() failed: %d (%s)", mcode, curl_multi_strerror( mcode ) );
mcode = curl_multi_setopt( web->multi, CURLMOPT_TIMERDATA, web );
tr_assert( mcode == CURLM_OK, "curl_mutli_setopt() failed: %d (%s)", mcode, curl_multi_strerror( mcode ) );
mcode = curl_multi_setopt( web->multi, CURLMOPT_TIMERFUNCTION, multi_timer_cb );
tr_assert( mcode == CURLM_OK, "curl_mutli_setopt() failed: %d (%s)", mcode, curl_multi_strerror( mcode ) );
evtimer_set( &web->timer_event, libevent_timer_cb, web );
curl_multi_setopt( web->multi, CURLMOPT_SOCKETDATA, web );
curl_multi_setopt( web->multi, CURLMOPT_SOCKETFUNCTION, sock_cb );
curl_multi_setopt( web->multi, CURLMOPT_TIMERDATA, web );
curl_multi_setopt( web->multi, CURLMOPT_TIMERFUNCTION, multi_timer_cb );
return web;
}