#include "event_client.h"
-extern citthread_mutex_t EventQueueMutex;
-extern HashList *InboundEventQueue;
-extern struct ev_loop *event_base;
-extern ev_async AddJob;
-extern ev_async ExitEventLoop;
-
-static void
-IO_abort_shutdown_callback(struct ev_loop *loop, ev_cleanup *watcher, int revents)
+static void IO_abort_shutdown_callback(struct ev_loop *loop, ev_cleanup *watcher, int revents)
{
CtdlLogPrintf(CTDL_DEBUG, "EVENT Q: %s\n", __FUNCTION__);
AsyncIO *IO = watcher->data;
+ assert(IO->ShutdownAbort);
IO->ShutdownAbort(IO);
}
+
+
+/*--------------------------------------------------------------------------------
+ * Server DB IO
+ */
+extern int evdb_count;
+extern citthread_mutex_t DBEventQueueMutex;
+extern HashList *DBInboundEventQueue;
+extern struct ev_loop *event_db;
+extern ev_async DBAddJob;
+extern ev_async DBExitEventLoop;
+
+int QueueDBOperation(AsyncIO *IO, IO_CallBack CB)
+{
+ IOAddHandler *h;
+ int i;
+
+ h = (IOAddHandler*)malloc(sizeof(IOAddHandler));
+ h->IO = IO;
+ h->EvAttch = CB;
+ ev_cleanup_init(&IO->abort_by_shutdown,
+ IO_abort_shutdown_callback);
+ IO->abort_by_shutdown.data = IO;
+ ev_cleanup_start(event_db, &IO->abort_by_shutdown);
+
+ citthread_mutex_lock(&DBEventQueueMutex);
+ CtdlLogPrintf(CTDL_DEBUG, "DBEVENT Q\n");
+ i = ++evdb_count ;
+ Put(DBInboundEventQueue, IKEY(i), h, NULL);
+ citthread_mutex_unlock(&DBEventQueueMutex);
+
+ ev_async_send (event_db, &DBAddJob);
+ CtdlLogPrintf(CTDL_DEBUG, "DBEVENT Q Done.\n");
+ return 0;
+}
+
+void ShutDownDBCLient(AsyncIO *IO)
+{
+ CitContext *Ctx =IO->CitContext;
+ become_session(Ctx);
+
+ CtdlLogPrintf(CTDL_DEBUG, "DBEVENT\n");
+ ev_cleanup_stop(event_db, &IO->abort_by_shutdown);
+
+ assert(IO->Terminate);
+ IO->Terminate(IO);
+
+ Ctx->state = CON_IDLE;
+ Ctx->kill_me = 1;
+}
+
+void
+DB_PerformNext(struct ev_loop *loop, ev_idle *watcher, int revents)
+{
+ AsyncIO *IO = watcher->data;
+ CtdlLogPrintf(CTDL_DEBUG, "event: %s\n", __FUNCTION__);
+ become_session(IO->CitContext);
+ ev_idle_stop(event_db, &IO->unwind_stack);
+
+ assert(IO->ReadDone);
+ switch (IO->ReadDone(IO))
+ {
+ case eAbort:
+ ShutDownDBCLient(IO);
+ default:
+ break;
+ }
+}
+
+void NextDBOperation(AsyncIO *IO, IO_CallBack CB)
+{
+ IO->ReadDone = CB;
+ ev_idle_init(&IO->unwind_stack,
+ DB_PerformNext);
+ IO->unwind_stack.data = IO;
+ ev_idle_start(event_db, &IO->unwind_stack);
+}
+
+/*--------------------------------------------------------------------------------
+ * Client IO
+ */
+extern int evbase_count;
+extern citthread_mutex_t EventQueueMutex;
+extern HashList *InboundEventQueue;
+extern struct ev_loop *event_base;
+extern ev_async AddJob;
+extern ev_async ExitEventLoop;
+
+
int QueueEventContext(AsyncIO *IO, IO_CallBack CB)
{
IOAddHandler *h;
citthread_mutex_lock(&EventQueueMutex);
CtdlLogPrintf(CTDL_DEBUG, "EVENT Q\n");
- i = GetCount(InboundEventQueue);
+ i = ++evbase_count;
Put(InboundEventQueue, IKEY(i), h, NULL);
citthread_mutex_unlock(&EventQueueMutex);
return 0;
}
-
int ShutDownEventQueue(void)
{
+ citthread_mutex_lock(&DBEventQueueMutex);
+ ev_async_send (event_db, &DBExitEventLoop);
+ citthread_mutex_unlock(&DBEventQueueMutex);
+
citthread_mutex_lock(&EventQueueMutex);
ev_async_send (EV_DEFAULT_ &ExitEventLoop);
citthread_mutex_unlock(&EventQueueMutex);
}
-void ShutDownCLient(AsyncIO *IO)
+void StopClientWatchers(AsyncIO *IO)
{
- CtdlLogPrintf(CTDL_DEBUG, "EVENT x %d\n", IO->SendBuf.fd);
-
- ev_cleanup_stop(event_base, &IO->abort_by_shutdown);
-
ev_timer_stop(event_base, &IO->conn_fail);
ev_io_stop(event_base, &IO->conn_event);
ev_idle_stop(event_base, &IO->unwind_stack);
IO->SendBuf.fd = 0;
IO->RecvBuf.fd = 0;
}
+}
+
+void ShutDownCLient(AsyncIO *IO)
+{
+ CitContext *Ctx =IO->CitContext;
+ become_session(Ctx);
+
+ CtdlLogPrintf(CTDL_DEBUG, "EVENT x %d\n", IO->SendBuf.fd);
+
+ ev_cleanup_stop(event_base, &IO->abort_by_shutdown);
+ StopClientWatchers(IO);
+
if (IO->DNSChannel != NULL) {
ares_destroy(IO->DNSChannel);
ev_io_stop(event_base, &IO->dns_recv_event);
IO->DNSChannel = NULL;
}
assert(IO->Terminate);
- become_session(IO->CitContext);
IO->Terminate(IO);
-
+ Ctx->state = CON_IDLE;
+ Ctx->kill_me = 1;
}
fprintf(fd, "Read: BufSize: %ld BufContent: [",
nbytes);
rv = fwrite(pchh, nbytes, 1, fd);
+ if (!rv) printf("failed to write debug!");
fprintf(fd, "]\n");
}
break;
+ case eSendDNSQuery:
+ case eReadDNSReply:
+ case eConnect:
case eTerminateConnection:
case eAbort:
break;
become_session(IO->CitContext);
IO_send_callback(loop, &IO->send_event, revents);
break;
+ case eSendDNSQuery:
+ case eReadDNSReply:
+ case eConnect:
case eTerminateConnection:
case eAbort:
/// TODO: WHUT?
}
static void
-IO_Timout_callback(struct ev_loop *loop, ev_timer *watcher, int revents)
+IO_Timeout_callback(struct ev_loop *loop, ev_timer *watcher, int revents)
{
AsyncIO *IO = watcher->data;
ev_timer_stop (event_base, &IO->rw_timeout);
become_session(IO->CitContext);
+ if (IO->SendBuf.fd != 0)
+ {
+ ev_io_stop(event_base, &IO->send_event);
+ ev_io_stop(event_base, &IO->recv_event);
+ ev_timer_stop (event_base, &IO->rw_timeout);
+ close(IO->SendBuf.fd);
+ IO->SendBuf.fd = IO->RecvBuf.fd = 0;
+ }
+
assert(IO->Timeout);
switch (IO->Timeout(IO))
{
break;
}
}
+
static void
IO_connfail_callback(struct ev_loop *loop, ev_timer *watcher, int revents)
{
AsyncIO *IO = watcher->data;
ev_timer_stop (event_base, &IO->conn_fail);
- ev_io_stop(loop, &IO->conn_event);
+
+ if (IO->SendBuf.fd != 0)
+ {
+ ev_io_stop(loop, &IO->conn_event);
+ ev_io_stop(event_base, &IO->send_event);
+ ev_io_stop(event_base, &IO->recv_event);
+ ev_timer_stop (event_base, &IO->rw_timeout);
+ close(IO->SendBuf.fd);
+ IO->SendBuf.fd = IO->RecvBuf.fd = 0;
+ }
become_session(IO->CitContext);
assert(IO->ConnFail);
}
}
+
+static void
+IO_connfailimmediate_callback(struct ev_loop *loop, ev_idle *watcher, int revents)
+{
+ AsyncIO *IO = watcher->data;
+
+ ev_idle_stop (event_base, &IO->conn_fail_immediate);
+
+ if (IO->SendBuf.fd != 0)
+ {
+ close(IO->SendBuf.fd);
+ IO->SendBuf.fd = IO->RecvBuf.fd = 0;
+ }
+ become_session(IO->CitContext);
+
+ assert(IO->ConnFail);
+ switch (IO->ConnFail(IO))
+ {
+ case eAbort:
+ ShutDownCLient(IO);
+ default:
+ break;
+
+ }
+}
+
static void
IO_connestd_callback(struct ev_loop *loop, ev_io *watcher, int revents)
{
CtdlLogPrintf(CTDL_DEBUG, "event: %s\n", __FUNCTION__);
become_session(IO->CitContext);
- IO->DNSQuery->PostDNS(IO);
+ switch (IO->DNSQuery->PostDNS(IO))
+ {
+ case eAbort:
+ ShutDownCLient(IO);
+ default:
+ break;
+ }
}
eNextState event_connect_socket(AsyncIO *IO, double conn_timeout, double first_rw_timeout)
if (IO->SendBuf.fd < 0) {
CtdlLogPrintf(CTDL_ERR, "EVENT: socket() failed: %s\n", strerror(errno));
StrBufPrintf(IO->ErrMsg, "Failed to create socket: %s", strerror(errno));
-// freeaddrinfo(res);
return eAbort;
}
fdflags = fcntl(IO->SendBuf.fd, F_GETFL);
ev_timer_init(&IO->conn_fail, IO_connfail_callback, conn_timeout, 0);
IO->conn_fail.data = IO;
- ev_timer_init(&IO->rw_timeout, IO_Timout_callback, first_rw_timeout, 0);
+ ev_timer_init(&IO->rw_timeout, IO_Timeout_callback, first_rw_timeout, 0);
IO->rw_timeout.data = IO;
if (IO->ConnectMe->IPv6)
rc = connect(IO->SendBuf.fd, (struct sockaddr_in *)&IO->ConnectMe->Addr, sizeof(struct sockaddr_in));
if (rc >= 0){
-//// freeaddrinfo(res);
+ CtdlLogPrintf(CTDL_DEBUG, "connect() immediate success.\n");
set_start_callback(event_base, IO, 0);
ev_timer_start(event_base, &IO->rw_timeout);
return IO->NextState;
}
else if (errno == EINPROGRESS) {
+ CtdlLogPrintf(CTDL_DEBUG, "connect() have to wait now.\n");
ev_io_init(&IO->conn_event, IO_connestd_callback, IO->SendBuf.fd, EV_READ|EV_WRITE);
IO->conn_event.data = IO;
return IO->NextState;
}
else {
+ ev_idle_init(&IO->conn_fail_immediate,
+ IO_connfailimmediate_callback);
+ IO->conn_fail_immediate.data = IO;
+ ev_idle_start(event_base, &IO->conn_fail_immediate);
+
CtdlLogPrintf(CTDL_ERR, "connect() failed: %s\n", strerror(errno));
StrBufPrintf(IO->ErrMsg, "Failed to connect: %s", strerror(errno));
- assert(IO->ConnFail);
- IO->ConnFail(IO);
- return eAbort;
+ return IO->NextState;
}
return IO->NextState;
}