#include <limits.h>
#include <sys/socket.h>
#include <netinet/in.h>
+#include <assert.h>
#include <arpa/inet.h>
#include <libcitadel.h>
#include <curl/curl.h>
ev_loop *event_base;
+long EvIDSource = 1;
/*****************************************************************************
* libevent / curl integration *
*****************************************************************************/
static void
gotstatus(int nnrun)
{
- CURLM *mhnd;
CURLMsg *msg;
int nmsg;
global.nrun = nnrun;
- mhnd = global.mhnd;
syslog(LOG_DEBUG, "CURLEV: gotstatus(): about to call curl_multi_info_read\n");
- while ((msg = curl_multi_info_read(mhnd, &nmsg))) {
+ while ((msg = curl_multi_info_read(global.mhnd, &nmsg))) {
syslog(LOG_ERR, "EVCURL: got curl multi_info message msg=%d\n", msg->msg);
if (CURLMSG_DONE == msg->msg) {
CURL *chnd;
sta = msg->data.result;
if (sta) {
- syslog(LOG_ERR, "EVCURL: error description: %s\n", IO->HttpReq.errdesc);
- syslog(LOG_ERR, "EVCURL: error performing request: %s\n", curl_easy_strerror(sta));
+ EV_syslog(LOG_ERR, "EVCURL: error description: %s\n", IO->HttpReq.errdesc);
+ EV_syslog(LOG_ERR, "EVCURL: error performing request: %s\n", curl_easy_strerror(sta));
}
sta = curl_easy_getinfo(chnd, CURLINFO_RESPONSE_CODE, &IO->HttpReq.httpcode);
if (sta)
- syslog(LOG_ERR, "EVCURL: error asking curl for response code from request: %s\n", curl_easy_strerror(sta));
- syslog(LOG_ERR, "EVCURL: http response code was %ld\n", (long)IO->HttpReq.httpcode);
+ EV_syslog(LOG_ERR, "EVCURL: error asking curl for response code from request: %s\n", curl_easy_strerror(sta));
+ EV_syslog(LOG_ERR, "EVCURL: http response code was %ld\n", (long)IO->HttpReq.httpcode);
curl_slist_free_all(IO->HttpReq.headers);
- msta = curl_multi_remove_handle(mhnd, chnd);
+ msta = curl_multi_remove_handle(global.mhnd, chnd);
if (msta)
- syslog(LOG_ERR, "EVCURL: warning problem detaching completed handle from curl multi: %s\n", curl_multi_strerror(msta));
+ EV_syslog(LOG_ERR, "EVCURL: warning problem detaching completed handle from curl multi: %s\n", curl_multi_strerror(msta));
- curl_easy_cleanup(IO->HttpReq.chnd);
- IO->HttpReq.chnd = NULL;
+ ev_cleanup_stop(event_base, &IO->abort_by_shutdown);
IO->HttpReq.attached = 0;
- IO->SendDone(IO);
-
- FreeStrBuf(&IO->HttpReq.ReplyData);
- FreeURL(&IO->ConnectMe);
- RemoveContext(IO->CitContext);
- IO->Terminate(IO);
+ switch(IO->SendDone(IO))
+ {
+ case eDBQuery:
+ curl_easy_cleanup(IO->HttpReq.chnd);
+ IO->HttpReq.chnd = NULL;
+ break;
+ case eSendDNSQuery:
+ case eReadDNSReply:
+ case eConnect:
+ case eSendReply:
+ case eSendMore:
+ case eSendFile:
+ case eReadMessage:
+ case eReadMore:
+ case eReadPayload:
+ case eReadFile:
+ curl_easy_cleanup(IO->HttpReq.chnd);
+ IO->HttpReq.chnd = NULL;
+ break;
+ case eTerminateConnection:
+ case eAbort:
+ curl_easy_cleanup(IO->HttpReq.chnd);
+ IO->HttpReq.chnd = NULL;
+ FreeStrBuf(&IO->HttpReq.ReplyData);
+ FreeURL(&IO->ConnectMe);
+ RemoveContext(IO->CitContext);
+ IO->Terminate(IO);
+ }
}
}
}
tblock_ms = 14000;
ev_timer_set(&global->timeev, 0.5e-3 + 1.0e-3 * tblock_ms, 14.0);
ev_timer_start(EV_DEFAULT_UC, &global->timeev);
- curl_multi_perform(global, CURL_POLL_NONE);
+ curl_multi_perform(global, &global->nrun);
return 0;
}
char *f;
AsyncIO *IO = (AsyncIO*) vIO;
CURLcode sta;
+ const char *Action;
- syslog(LOG_DEBUG, "EVCURL: gotwatchsock called fd=%d action=%d\n", (int)fd, action);
if (IO == NULL) {
sta = curl_easy_getinfo(easy, CURLINFO_PRIVATE, &f);
if (sta) {
- syslog(LOG_ERR, "EVCURL: error asking curl for private cookie of curl handle: %s\n", curl_easy_strerror(sta));
+ EV_syslog(LOG_ERR, "EVCURL: error asking curl for private cookie of curl handle: %s\n", curl_easy_strerror(sta));
return -1;
}
IO = (AsyncIO *) f;
+ EV_syslog(LOG_DEBUG, "EVCURL: got socket for URL: %s\n", IO->ConnectMe->PlainUrl);
if (IO->SendBuf.fd != 0)
{
ev_io_stop(event_base, &IO->recv_event);
ev_io_init(&IO->recv_event, &got_in, fd, EV_READ);
ev_io_init(&IO->send_event, &got_out, fd, EV_WRITE);
curl_multi_assign(mhnd, fd, IO);
-
}
+ Action = "";
switch (action)
{
case CURL_POLL_NONE:
- syslog(LOG_ERR,"EVCURL: called first time to register this sockwatcker\n");
+ Action = "CURL_POLL_NONE";
break;
case CURL_POLL_REMOVE:
- syslog(LOG_ERR,"EVCURL: called last time to unregister this sockwatcher\n");
- ev_io_stop(event_base, &IO->recv_event);
- ev_io_stop(event_base, &IO->send_event);
+ Action = "CURL_POLL_REMOVE";
break;
case CURL_POLL_IN:
- ev_io_stop(event_base, &IO->recv_event);
- ev_io_start(event_base, &IO->send_event);
+ Action = "CURL_POLL_IN";
break;
case CURL_POLL_OUT:
+ Action = "CURL_POLL_OUT";
+ break;
+ case CURL_POLL_INOUT:
+ Action = "CURL_POLL_INOUT";
+ break;
+ }
+
+
+ EV_syslog(LOG_DEBUG, "EVCURL: gotwatchsock called fd=%d action=%s[%d]\n", (int)fd, Action, action);
+
+ switch (action)
+ {
+ case CURL_POLL_NONE:
+ EVM_syslog(LOG_ERR,"EVCURL: called first time to register this sockwatcker\n");
+ break;
+ case CURL_POLL_REMOVE:
+ EVM_syslog(LOG_ERR,"EVCURL: called last time to unregister this sockwatcher\n");
+ ev_io_stop(event_base, &IO->recv_event);
ev_io_stop(event_base, &IO->send_event);
+ break;
+ case CURL_POLL_IN:
ev_io_start(event_base, &IO->recv_event);
+ ev_io_stop(event_base, &IO->send_event);
+ break;
+ case CURL_POLL_OUT:
+ ev_io_start(event_base, &IO->send_event);
+ ev_io_stop(event_base, &IO->recv_event);
break;
case CURL_POLL_INOUT:
ev_io_start(event_base, &IO->send_event);
-int evcurl_init(AsyncIO *IO,
- void *CustomData,
+int evcurl_init(AsyncIO *IO,
+ void *CustomData,
const char* Desc,
- IO_CallBack CallBack,
- IO_CallBack Terminate)
+ IO_CallBack CallBack,
+ IO_CallBack Terminate,
+ IO_CallBack ShutdownAbort)
{
CURLcode sta;
CURL *chnd;
- syslog(LOG_DEBUG, "EVCURL: evcurl_init called ms\n");
+ EVM_syslog(LOG_DEBUG, "EVCURL: evcurl_init called ms\n");
IO->HttpReq.attached = 0;
IO->SendDone = CallBack;
IO->Terminate = Terminate;
+ IO->ShutdownAbort = ShutdownAbort;
chnd = IO->HttpReq.chnd = curl_easy_init();
if (!chnd)
{
- syslog(LOG_ERR, "EVCURL: error initializing curl handle\n");
+ EVM_syslog(LOG_ERR, "EVCURL: error initializing curl handle\n");
return 1;
}
OPT(VERBOSE, (long)1);
/* unset in production */
- OPT(NOPROGRESS, (long)1);
- OPT(NOSIGNAL, (long)1);
+ OPT(NOPROGRESS, 1L);
+ OPT(NOSIGNAL, 1L);
OPT(FAILONERROR, (long)1);
OPT(ENCODING, "");
- OPT(FOLLOWLOCATION, (long)1);
- OPT(MAXREDIRS, (long)7);
+ OPT(FOLLOWLOCATION, (long)0);
+ OPT(MAXREDIRS, (long)0);
OPT(USERAGENT, CITADEL);
OPT(TIMEOUT, (long)1800);
OPT(INTERFACE, config.c_ip_addr);
}
/* point to a structure that points back to the perl structure and stuff */
- syslog(LOG_DEBUG, "EVCURL: Loading URL: %s\n", IO->ConnectMe->PlainUrl);
+ EV_syslog(LOG_DEBUG, "EVCURL: Loading URL: %s\n", IO->ConnectMe->PlainUrl);
OPT(URL, IO->ConnectMe->PlainUrl);
if (StrLength(IO->ConnectMe->CurlCreds))
{
return 1;
}
+
+static void IOcurl_abort_shutdown_callback(struct ev_loop *loop, ev_cleanup *watcher, int revents)
+{
+ CURLMcode msta;
+ AsyncIO *IO = watcher->data;
+ EV_syslog(LOG_DEBUG, "EVENT Curl: %s\n", __FUNCTION__);
+
+ curl_slist_free_all(IO->HttpReq.headers);
+ msta = curl_multi_remove_handle(global.mhnd, IO->HttpReq.chnd);
+ if (msta)
+ EV_syslog(LOG_ERR, "EVCURL: warning problem detaching completed handle from curl multi: %s\n", curl_multi_strerror(msta));
+
+ curl_easy_cleanup(IO->HttpReq.chnd);
+ IO->HttpReq.chnd = NULL;
+ ev_cleanup_stop(event_base, &IO->abort_by_shutdown);
+ ev_io_stop(event_base, &IO->recv_event);
+ ev_io_stop(event_base, &IO->send_event);
+ assert(IO->ShutdownAbort);
+ IO->ShutdownAbort(IO);
+}
eNextState
evcurl_handle_start(AsyncIO *IO)
{
CURLMcode msta;
IO->NextState = eConnect;
- syslog(LOG_DEBUG, "EVCURL: attaching to curl multi handle\n");
+ EVM_syslog(LOG_DEBUG, "EVCURL: attaching to curl multi handle\n");
msta = curl_multi_add_handle(global.mhnd, IO->HttpReq.chnd);
if (msta)
- syslog(LOG_ERR, "EVCURL: error attaching to curl multi handle: %s\n", curl_multi_strerror(msta));
+ EV_syslog(LOG_ERR, "EVCURL: error attaching to curl multi handle: %s\n", curl_multi_strerror(msta));
IO->HttpReq.attached = 1;
ev_async_send (event_base, &WakeupCurl);
+ ev_cleanup_init(&IO->abort_by_shutdown,
+ IOcurl_abort_shutdown_callback);
+ ev_cleanup_start(event_base, &IO->abort_by_shutdown);
return eReadMessage;
}
static void evcurl_shutdown (void)
{
+ curl_global_cleanup();
curl_multi_cleanup(global.mhnd);
+ syslog(LOG_DEBUG, "client_event_thread() initializing\n");
}
/*****************************************************************************
* libevent integration *
while (GetNextHashPos(q, It, &len, &Key, &v))
{
IOAddHandler *h = v;
+ if (h->IO->ID == 0)
+ h->IO->ID = EvIDSource++;
h->EvAttch(h->IO);
}
DeleteHashPos(&It);
DeleteHashContent(&q);
- syslog(LOG_DEBUG, "EVENT Q Read done.\n");
+ syslog(LOG_DEBUG, "EVENT Q Add done.\n");
}
CtdlFillSystemContext(&libev_client_CC, "LibEv Thread");
// citthread_setspecific(MyConKey, (void *)&smtp_queue_CC);
- syslog(LOG_DEBUG, "client_ev_thread() initializing\n");
+ syslog(LOG_DEBUG, "client_event_thread() initializing\n");
event_base = ev_default_loop (EVFLAG_AUTO);
-
ev_async_init(&AddJob, QueueEventAddCallback);
ev_async_start(event_base, &AddJob);
ev_async_init(&ExitEventLoop, EventExitCallback);
ev_run (event_base, 0);
+ syslog(LOG_DEBUG, "client_event_thread() exiting\n");
///what todo here? CtdlClearSystemContext();
ev_loop_destroy (EV_DEFAULT_UC);
-
DeleteHash(&QueueEvents);
InboundEventQueue = NULL;
DeleteHash(&InboundEventQueues[0]);
{
IOAddHandler *h = v;
eNextState rc;
+ if (h->IO->ID == 0)
+ h->IO->ID = EvIDSource++;
rc = h->EvAttch(h->IO);
switch (rc)
{
}
DeleteHashPos(&It);
DeleteHashContent(&q);
- syslog(LOG_DEBUG, "DBEVENT Q Read done.\n");
+ syslog(LOG_DEBUG, "DBEVENT Q Add done.\n");
}
static void DBEventExitCallback(EV_P_ ev_async *w, int revents)
{
- syslog(LOG_DEBUG, "EVENT Q exiting.\n");
+ syslog(LOG_DEBUG, "DB EVENT Q exiting.\n");
ev_break(event_db, EVBREAK_ALL);
}
CtdlFillSystemContext(&libev_msg_CC, "LibEv DB IO Thread");
// citthread_setspecific(MyConKey, (void *)&smtp_queue_CC);
- syslog(LOG_DEBUG, "client_msgev_thread() initializing\n");
+ syslog(LOG_DEBUG, "dbevent_thread() initializing\n");
event_db = ev_loop_new (EVFLAG_AUTO);
ev_run (event_db, 0);
+ syslog(LOG_DEBUG, "dbevent_thread() exiting\n");
//// what to do here? CtdlClearSystemContext();
ev_loop_destroy (event_db);
return(NULL);
}
+void ShutDownEventQueues(void)
+{
+ syslog(LOG_DEBUG, "EVENT Qs triggering exits.\n");
+
+ pthread_mutex_lock(&DBEventQueueMutex);
+ ev_async_send (event_db, &DBExitEventLoop);
+ pthread_mutex_unlock(&DBEventQueueMutex);
+
+ pthread_mutex_lock(&EventQueueMutex);
+ ev_async_send (EV_DEFAULT_ &ExitEventLoop);
+ pthread_mutex_unlock(&EventQueueMutex);
+}
+
CTDL_MODULE_INIT(event_client)
{
if (!threading)
{
+ CtdlRegisterCleanupHook(ShutDownEventQueues);
InitEventQueue();
DBInitEventQueue();
CtdlThreadCreate(/*"Client event", */ client_event_thread);