Add timeout facility for event contexts

[citadel.git] / citadel / modules / eventclient / serv_eventclient.c

diff --git a/citadel/modules/eventclient/serv_eventclient.c b/citadel/modules/eventclient/serv_eventclient.c
index 4a27c2482effb42bd47f7cbb99054218d58e63c8..55d6fe6f217f043240edadb2febc8b76b66d9faa 100644 (file)
--- a/citadel/modules/eventclient/serv_eventclient.c
+++ b/citadel/modules/eventclient/serv_eventclient.c
@@ -1,19 +1,13 @@
 /*
- * Copyright (c) 1998-2012 by the citadel.org team
+ * Copyright (c) 1998-2015 by the citadel.org team
  *
- *  This program is open source software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 3.
- *  
- *  
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3.
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  
- *  
- *  
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
  */
 
 #include "sysdep.h"
@@ -53,9 +47,8 @@
 #include "server.h"
 #include "citserver.h"
 #include "support.h"
-
 #include "ctdl_module.h"
-
+#include "config.h"
 #include "event_client.h"
 #include "serv_curl.h"
 
@@ -107,6 +100,8 @@ typedef struct _evcurl_global_data {
 ev_async WakeupCurl;
 evcurl_global_data global;
 
+eNextState QueueAnDBOperation(AsyncIO *IO);
+
 static void
 gotstatus(int nnrun)
 {
@@ -124,7 +119,7 @@ gotstatus(int nnrun)
 
                if (CURLMSG_DONE == msg->msg) {
                        CURL *chnd;
-                       char *chandle = NULL;
+                       void *chandle = NULL;
                        CURLcode sta;
                        CURLMcode msta;
                        AsyncIO*IO;
@@ -152,7 +147,7 @@ gotstatus(int nnrun)
 
                        EVCURLM_syslog(LOG_DEBUG, "request complete\n");
 
-                       IO->Now = ev_now(event_base);
+                       IO->CitContext->lastcmd = IO->Now = ev_now(event_base);
 
                        ev_io_stop(event_base, &IO->recv_event);
                        ev_io_stop(event_base, &IO->send_event);
@@ -186,6 +181,7 @@ gotstatus(int nnrun)
 
 
                        curl_slist_free_all(IO->HttpReq.headers);
+                       IO->HttpReq.headers = NULL;
                        msta = curl_multi_remove_handle(global.mhnd, chnd);
                        if (msta)
                                EVCURL_syslog(LOG_ERR,
@@ -200,6 +196,9 @@ gotstatus(int nnrun)
                        switch(IO->SendDone(IO))
                        {
                        case eDBQuery:
+                               FreeURL(&IO->ConnectMe);
+                               QueueAnDBOperation(IO);
+                               break;
                        case eSendDNSQuery:
                        case eReadDNSReply:
                        case eConnect:
@@ -284,7 +283,7 @@ gotdata(void *data, size_t size, size_t nmemb, void *cglobal)
        {
                IO->HttpReq.ReplyData = NewStrBufPlain(NULL, SIZ);
        }
-       IO->Now = ev_now(event_base);
+       IO->CitContext->lastcmd = IO->Now = ev_now(event_base);
        return CurlFillStrBuf_callback(data,
                                       size,
                                       nmemb,
@@ -313,7 +312,7 @@ gotwatchsock(CURL *easy,
 {
        evcurl_global_data *global = cglobal;
        CURLM *mhnd = global->mhnd;
-       char *f;
+       void *f;
        AsyncIO *IO = (AsyncIO*) vIO;
        CURLcode sta;
        const char *Action;
@@ -345,7 +344,7 @@ gotwatchsock(CURL *easy,
        }
 
        SetEVState(IO, eCurlGotIO);
-       IO->Now = ev_now(event_base);
+       IO->CitContext->lastcmd = IO->Now = ev_now(event_base);
 
        Action = "";
        switch (action)
@@ -472,13 +471,13 @@ int evcurl_init(AsyncIO *IO)
        OPT(WRITEDATA, (void *)IO);
        OPT(ERRORBUFFER, IO->HttpReq.errdesc);
 
-       if ((!IsEmptyStr(config.c_ip_addr))
-               && (strcmp(config.c_ip_addr, "*"))
-               && (strcmp(config.c_ip_addr, "::"))
-               && (strcmp(config.c_ip_addr, "0.0.0.0"))
+       if ((!IsEmptyStr(CtdlGetConfigStr("c_ip_addr")))
+               && (strcmp(CtdlGetConfigStr("c_ip_addr"), "*"))
+               && (strcmp(CtdlGetConfigStr("c_ip_addr"), "::"))
+               && (strcmp(CtdlGetConfigStr("c_ip_addr"), "0.0.0.0"))
                )
        {
-               OPT(INTERFACE, config.c_ip_addr);
+               OPT(INTERFACE, CtdlGetConfigStr("c_ip_addr"));
        }
 
 #ifdef CURLOPT_HTTP_CONTENT_DECODING
@@ -504,10 +503,11 @@ static void IOcurl_abort_shutdown_callback(struct ev_loop *loop,
                return;
 
        SetEVState(IO, eCurlShutdown);
-       IO->Now = ev_now(event_base);
+       IO->CitContext->lastcmd = IO->Now = ev_now(event_base);
        EVCURL_syslog(LOG_DEBUG, "EVENT Curl: %s\n", __FUNCTION__);
 
        curl_slist_free_all(IO->HttpReq.headers);
+       IO->HttpReq.headers = NULL;
        msta = curl_multi_remove_handle(global.mhnd, IO->HttpReq.chnd);
        if (msta)
        {
@@ -525,6 +525,7 @@ static void IOcurl_abort_shutdown_callback(struct ev_loop *loop,
        assert(IO->ShutdownAbort);
        IO->ShutdownAbort(IO);
 }
+
 eNextState
 evcurl_handle_start(AsyncIO *IO)
 {
@@ -650,7 +651,7 @@ static void QueueEventAddCallback(EV_P_ ev_async *w, int revents)
                Ctx = h->IO->CitContext;
                become_session(Ctx);
 
-               h->IO->Now = Now;
+               h->IO->CitContext->lastcmd = h->IO->Now = Now;
                switch (h->EvAttch(h->IO))
                {
                case eReadMore:
@@ -800,7 +801,7 @@ static void DBQueueEventAddCallback(EV_P_ ev_async *w, int revents)
                IOID = h->IO->ID;
                if (h->IO->StartDB == 0.0)
                        h->IO->StartDB = Now;
-               h->IO->Now = Now;
+               h->IO->CitContext->lastcmd = h->IO->Now = Now;
 
                SetEVState(h->IO, eDBAttach);
                Ctx = h->IO->CitContext;