#include "ctdl_module.h"
-#ifdef EXPERIMENTAL_SMTP_EVENT_CLIENT
-
#include "event_client.h"
#include "serv_curl.h"
/*****************************************************************************
* libevent / curl integration *
*****************************************************************************/
-#define MOPT(s, v) \
- do { \
- sta = curl_multi_setopt(mhnd, (CURLMOPT_##s), (v)); \
- if (sta) { \
- syslog(LOG_ERR, "EVCURL: error setting option " #s " on curl multi handle: %s\n", curl_easy_strerror(sta)); \
- exit (1); \
- } \
- } while (0)
+#define MOPT(s, v) \
+ do { \
+ sta = curl_multi_setopt(mhnd, (CURLMOPT_##s), (v)); \
+ if (sta) { \
+ syslog(LOG_ERR, "EVCURL: error setting option " #s " on curl multi handle: %s\n", curl_easy_strerror(sta)); \
+ exit (1); \
+ } \
+ } while (0)
typedef struct _evcurl_global_data {
- int magic;
- CURLM *mhnd;
- ev_timer timeev;
- int nrun;
+ int magic;
+ CURLM *mhnd;
+ ev_timer timeev;
+ int nrun;
} evcurl_global_data;
-typedef struct _sockwatcher_data
-{
- evcurl_global_data *global;
- ev_io ioev;
-} sockwatcher_data;
-
ev_async WakeupCurl;
evcurl_global_data global;
static void
gotstatus(evcurl_global_data *global, int nnrun)
{
- CURLM *mhnd;
- CURLMsg *msg;
- int nmsg;
+ 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))) {
+ syslog(LOG_ERR, "EVCURL: got curl multi_info message msg=%d\n", msg->msg);
+ if (CURLMSG_DONE == msg->msg) {
+ CURL *chnd;
+ char *chandle;
+ CURLcode sta;
+ CURLMcode msta;
+ AsyncIO *IO;
+
+ chandle = NULL;;
+ chnd = msg->easy_handle;
+ sta = curl_easy_getinfo(chnd, CURLINFO_PRIVATE, &chandle);
+ syslog(LOG_ERR, "EVCURL: request complete\n");
+ if (sta)
+ syslog(LOG_ERR, "EVCURL: error asking curl for private cookie of curl handle: %s\n", curl_easy_strerror(sta));
+ IO = (AsyncIO *)chandle;
+
+///// ev_io_stop(event_base, &IO->recv_event);
+
+ 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));
+ }
+ 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);
+/// syslog(LOG_ERR, "EVCURL: disconnecting [%s]\nn", ChrPtr(IO->ConnectMe->URL));
+ msta = curl_multi_remove_handle(mhnd, chnd);
+ if (msta)
+ syslog(LOG_ERR, "EVCURL: warning problem detaching completed handle from curl multi: %s\n", curl_multi_strerror(msta));
+/// syslog(LOG_ERR, "EVCURL: disconnection done [%s]\nn", ChrPtr(IO->ConnectMe->URL));
+
+ IO->HttpReq.attached = 0;
+ IO->SendDone(IO);
+//// syslog(LOG_ERR, "EVCURL: done with [%s]\nn", ChrPtr(IO->ConnectMe->URL));
+
+
+ curl_easy_cleanup(IO->HttpReq.chnd);
+ curl_slist_free_all(IO->HttpReq.headers);
/*
- if (EVCURL_GLOBAL_MAGIC != global.magic)
- {
- CtdlLogPrintf(CTDL_ERR, "internal error: gotstatus on wrong struct");
- return;
- }
+ FreeStrBuf(&IO->HttpReq.ReplyData);
+ FreeURL(&IO->ConnectMe);
+ RemoveContext(IO->CitContext);
+ IO->Terminate(IO);
*/
- 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))) {
- syslog(LOG_ERR, "EVCURL: got curl multi_info message msg=%d\n", msg->msg);
- if (CURLMSG_DONE == msg->msg) {
- CURL *chnd;
- char *chandle;
- CURLcode sta;
- CURLMcode msta;
- AsyncIO *IO;
-
- chandle = NULL;;
- chnd = msg->easy_handle;
- sta = curl_easy_getinfo(chnd, CURLINFO_PRIVATE, &chandle);
- syslog(LOG_ERR, "EVCURL: request complete\n");
- if (sta)
- syslog(LOG_ERR, "EVCURL: error asking curl for private cookie of curl handle: %s\n", curl_easy_strerror(sta));
- IO = (AsyncIO *)chandle;
-
- 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));
- }
- 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);
- msta = curl_multi_remove_handle(mhnd, chnd);
- if (msta)
- syslog(LOG_ERR, "EVCURL: warning problem detaching completed handle from curl multi: %s\n", curl_multi_strerror(msta));
-
- IO->HttpReq.attached = 0;
- IO->SendDone(IO);
- curl_easy_cleanup(IO->HttpReq.chnd);
- curl_slist_free_all(IO->HttpReq.headers);
- FreeStrBuf(&IO->HttpReq.ReplyData);
- FreeURL(&IO->ConnectMe);
- RemoveContext(IO->CitContext);
- IO->Terminate(IO);
- }
- }
+ }
+ }
}
static void
stepmulti(evcurl_global_data *global, curl_socket_t fd) {
- int nnrun;
- CURLMcode msta;
-
- if (global == NULL) {
- syslog(LOG_DEBUG, "EVCURL: stepmulti(NULL): wtf?\n");
- return;
- }
- msta = curl_multi_socket_action(global->mhnd, fd, 0, &nnrun);
- syslog(LOG_DEBUG, "EVCURL: stepmulti(): calling gotstatus()\n");
- if (msta)
- syslog(LOG_ERR, "EVCURL: error in curl processing events on multi handle, fd %d: %s\n", (int)fd, curl_multi_strerror(msta));
- if (global->nrun != nnrun)
- gotstatus(global, nnrun);
+ int nnrun;
+ CURLMcode msta;
+
+ if (global == NULL) {
+ syslog(LOG_DEBUG, "EVCURL: stepmulti(NULL): wtf?\n");
+ return;
+ }
+ msta = curl_multi_socket_action(global->mhnd, fd, 0, &nnrun);
+ syslog(LOG_DEBUG, "EVCURL: stepmulti(): calling gotstatus()\n");
+ if (msta)
+ syslog(LOG_ERR, "EVCURL: error in curl processing events on multi handle, fd %d: %s\n", (int)fd, curl_multi_strerror(msta));
+ if (global->nrun != nnrun)
+ gotstatus(global, nnrun);
}
static void
gottime(struct ev_loop *loop, ev_timer *timeev, int events) {
- syslog(LOG_DEBUG, "EVCURL: waking up curl for timeout\n");
- evcurl_global_data *global = (void *)timeev->data;
- stepmulti(global, CURL_SOCKET_TIMEOUT);
+ syslog(LOG_DEBUG, "EVCURL: waking up curl for timeout\n");
+ evcurl_global_data *global = (void *)timeev->data;
+ stepmulti(global, CURL_SOCKET_TIMEOUT);
}
static void
gotio(struct ev_loop *loop, ev_io *ioev, int events) {
- syslog(LOG_DEBUG, "EVCURL: waking up curl for io on fd %d\n", (int)ioev->fd);
- sockwatcher_data *sockwatcher = (void *)ioev->data;
- stepmulti(sockwatcher->global, ioev->fd);
+ syslog(LOG_DEBUG, "EVCURL: waking up curl for io on fd %d\n", (int)ioev->fd);
+ stepmulti(&global, ioev->fd);
}
static size_t
gotdata(void *data, size_t size, size_t nmemb, void *cglobal) {
- AsyncIO *IO = (AsyncIO*) cglobal;
- //evcurl_request_data *D = (evcurl_request_data*) data;
- syslog(LOG_DEBUG, "EVCURL: gotdata(): calling CurlFillStrBuf_callback()\n");
-
- if (IO->HttpReq.ReplyData == NULL)
- {
- IO->HttpReq.ReplyData = NewStrBufPlain(NULL, SIZ);
- }
- return CurlFillStrBuf_callback(data, size, nmemb, IO->HttpReq.ReplyData);
+ AsyncIO *IO = (AsyncIO*) cglobal;
+ //evcurl_request_data *D = (evcurl_request_data*) data;
+/// syslog(LOG_DEBUG, "EVCURL: gotdata(): calling CurlFillStrBuf_callback()\n");
+
+ if (IO->HttpReq.ReplyData == NULL)
+ {
+ IO->HttpReq.ReplyData = NewStrBufPlain(NULL, SIZ);
+ }
+ return CurlFillStrBuf_callback(data, size, nmemb, IO->HttpReq.ReplyData);
}
static int
gotwatchtime(CURLM *multi, long tblock_ms, void *cglobal) {
- syslog(LOG_DEBUG, "EVCURL: gotwatchtime called %ld ms\n", tblock_ms);
- evcurl_global_data *global = cglobal;
- ev_timer_stop(EV_DEFAULT, &global->timeev);
- if (tblock_ms < 0 || 14000 < tblock_ms)
- 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);
- return 0;
+ syslog(LOG_DEBUG, "EVCURL: gotwatchtime called %ld ms\n", tblock_ms);
+ evcurl_global_data *global = cglobal;
+ ev_timer_stop(EV_DEFAULT, &global->timeev);
+ if (tblock_ms < 0 || 14000 < tblock_ms)
+ 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);
+ return 0;
}
static int
-gotwatchsock(CURL *easy, curl_socket_t fd, int action, void *cglobal, void *csockwatcher) {
- evcurl_global_data *global = cglobal;
- CURLM *mhnd = global->mhnd;
- sockwatcher_data *sockwatcher = csockwatcher;
-
- syslog(LOG_DEBUG, "EVCURL: gotwatchsock called fd=%d action=%d\n", (int)fd, action);
-
- if (!sockwatcher) {
- syslog(LOG_ERR,"EVCURL: called first time to register this sockwatcker\n");
- sockwatcher = malloc(sizeof(sockwatcher_data));
- sockwatcher->global = global;
- ev_init(&sockwatcher->ioev, &gotio);
- sockwatcher->ioev.data = (void *)sockwatcher;
- curl_multi_assign(mhnd, fd, sockwatcher);
- }
- if (CURL_POLL_REMOVE == action) {
- syslog(LOG_ERR,"EVCURL: called last time to unregister this sockwatcher\n");
- ev_io_stop(event_base, &sockwatcher->ioev);
- free(sockwatcher);
- } else {
- int events = (action & CURL_POLL_IN ? EV_READ : 0) | (action & CURL_POLL_OUT ? EV_WRITE : 0);
- ev_io_stop(EV_DEFAULT, &sockwatcher->ioev);
- if (events) {
- ev_io_set(&sockwatcher->ioev, fd, events);
- ev_io_start(EV_DEFAULT, &sockwatcher->ioev);
- }
- }
- return 0;
+gotwatchsock(CURL *easy, curl_socket_t fd, int action, void *cglobal, void *vio) {
+ evcurl_global_data *global = cglobal;
+ CURLM *mhnd = global->mhnd;
+ char *f;
+ AsyncIO *IO = (AsyncIO*) vio;
+ CURLcode sta;
+
+ syslog(LOG_DEBUG, "EVCURL: gotwatchsock called fd=%d action=%d\n", (int)fd, action);
+
+ if (IO == NULL) {
+ syslog(LOG_ERR,"EVCURL: called first time to register this sockwatcker\n");
+ 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));
+ return -1;
+ }
+ IO = (AsyncIO *) f;
+ ev_init(&IO->recv_event, &gotio);
+ curl_multi_assign(mhnd, fd, IO);
+ }
+ if (action == CURL_POLL_REMOVE) {
+ syslog(LOG_ERR,"EVCURL: called last time to unregister this sockwatcher\n");
+ ev_io_stop(event_base, &IO->recv_event);
+ FreeStrBuf(&IO->HttpReq.ReplyData);
+ FreeURL(&IO->ConnectMe);
+ RemoveContext(IO->CitContext);
+ IO->Terminate(IO);
+ } else {
+ int events = (action & CURL_POLL_IN ? EV_READ : 0) | (action & CURL_POLL_OUT ? EV_WRITE : 0);
+ ev_io_stop(event_base, &IO->recv_event);
+ if (events) {
+ ev_io_set(&IO->recv_event, fd, events);
+ ev_io_start(event_base, &IO->recv_event);
+ }
+ }
+ return 0;
}
void curl_init_connectionpool(void)
{
- CURLM *mhnd ;
-
- ev_timer_init(&global.timeev, &gottime, 14.0, 14.0);
- global.timeev.data = (void *)&global;
- global.nrun = -1;
- CURLcode sta = curl_global_init(CURL_GLOBAL_ALL);
-
- if (sta)
- {
- syslog(LOG_ERR,"EVCURL: error initializing curl library: %s\n", curl_easy_strerror(sta));
- exit(1);
- }
- mhnd = global.mhnd = curl_multi_init();
- if (!mhnd)
- {
- syslog(LOG_ERR,"EVCURL: error initializing curl multi handle\n");
- exit(3);
- }
-
- MOPT(SOCKETFUNCTION, &gotwatchsock);
- MOPT(SOCKETDATA, (void *)&global);
- MOPT(TIMERFUNCTION, &gotwatchtime);
- MOPT(TIMERDATA, (void *)&global);
-
- return;
+ CURLM *mhnd ;
+
+ ev_timer_init(&global.timeev, &gottime, 14.0, 14.0);
+ global.timeev.data = (void *)&global;
+ global.nrun = -1;
+ CURLcode sta = curl_global_init(CURL_GLOBAL_ALL);
+
+ if (sta)
+ {
+ syslog(LOG_ERR,"EVCURL: error initializing curl library: %s\n", curl_easy_strerror(sta));
+ exit(1);
+ }
+ mhnd = global.mhnd = curl_multi_init();
+ if (!mhnd)
+ {
+ syslog(LOG_ERR,"EVCURL: error initializing curl multi handle\n");
+ exit(3);
+ }
+
+ MOPT(SOCKETFUNCTION, &gotwatchsock);
+ MOPT(SOCKETDATA, (void *)&global);
+ MOPT(TIMERFUNCTION, &gotwatchtime);
+ MOPT(TIMERDATA, (void *)&global);
+
+ return;
}
int evcurl_init(AsyncIO *IO,
- void *CustomData,
- const char* Desc,
- IO_CallBack CallBack,
- IO_CallBack Terminate)
+ void *CustomData,
+ const char* Desc,
+ IO_CallBack CallBack,
+ IO_CallBack Terminate)
{
- CURLcode sta;
- CURL *chnd;
-
- syslog(LOG_DEBUG, "EVCURL: evcurl_init called ms\n");
- IO->HttpReq.attached = 0;
- IO->SendDone = CallBack;
- IO->Terminate = Terminate;
- chnd = IO->HttpReq.chnd = curl_easy_init();
- if (!chnd)
- {
- syslog(LOG_ERR, "EVCURL: error initializing curl handle\n");
- return 1;
- }
-
- strcpy(IO->HttpReq.errdesc, Desc);
-
- OPT(VERBOSE, (long)1);
- /* unset in production */
- OPT(NOPROGRESS, (long)1);
- OPT(NOSIGNAL, (long)1);
- OPT(FAILONERROR, (long)1);
- OPT(ENCODING, "");
- OPT(FOLLOWLOCATION, (long)1);
- OPT(MAXREDIRS, (long)7);
- OPT(USERAGENT, CITADEL);
-
- OPT(TIMEOUT, (long)1800);
- OPT(LOW_SPEED_LIMIT, (long)64);
- OPT(LOW_SPEED_TIME, (long)600);
- OPT(CONNECTTIMEOUT, (long)600);
- OPT(PRIVATE, (void *)IO);
-
-
+ CURLcode sta;
+ CURL *chnd;
+
+ syslog(LOG_DEBUG, "EVCURL: evcurl_init called ms\n");
+ IO->HttpReq.attached = 0;
+ IO->SendDone = CallBack;
+ IO->Terminate = Terminate;
+ chnd = IO->HttpReq.chnd = curl_easy_init();
+ if (!chnd)
+ {
+ syslog(LOG_ERR, "EVCURL: error initializing curl handle\n");
+ return 1;
+ }
+
+ strcpy(IO->HttpReq.errdesc, Desc);
+
+ OPT(VERBOSE, (long)1);
+ /* unset in production */
+ OPT(NOPROGRESS, (long)1);
+ OPT(NOSIGNAL, (long)1);
+ OPT(FAILONERROR, (long)1);
+ OPT(ENCODING, "");
+ OPT(FOLLOWLOCATION, (long)1);
+ OPT(MAXREDIRS, (long)7);
+ OPT(USERAGENT, CITADEL);
+
+ OPT(TIMEOUT, (long)1800);
+ OPT(LOW_SPEED_LIMIT, (long)64);
+ OPT(LOW_SPEED_TIME, (long)600);
+ OPT(CONNECTTIMEOUT, (long)600);
+ OPT(PRIVATE, (void *)IO);
+
+ OPT(FORBID_REUSE, 1);
OPT(WRITEFUNCTION, &gotdata);
OPT(WRITEDATA, (void *)IO);
OPT(ERRORBUFFER, IO->HttpReq.errdesc);
OPT(POSTFIELDSIZE, IO->HttpReq.PlainPostDataLen);
}
- if (IO->HttpReq.headers != NULL)
- OPT(HTTPHEADER, IO->HttpReq.headers);
+ IO->HttpReq.headers = curl_slist_append(IO->HttpReq.headers, "Connection: close");
+ OPT(HTTPHEADER, IO->HttpReq.headers);
return 1;
}
-void
+eNextState
evcurl_handle_start(AsyncIO *IO)
{
CURLMcode msta;
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);
+ return eReadMessage;
}
static void WakeupCurlCallback(EV_P_ ev_async *w, int revents)
return(NULL);
}
-#endif
-
CTDL_MODULE_INIT(event_client)
{
-#ifdef EXPERIMENTAL_SMTP_EVENT_CLIENT
if (!threading)
{
InitEventQueue();
CtdlThreadCreate(/*"DB event", */db_event_thread);
/// todo register shutdown callback.
}
-#endif
return "event";
}