* This module handles shared rooms, inter-Citadel mail, and outbound
* mailing list processing.
*
- * Copyright (c) 2000-2011 by the citadel.org team
+ * Copyright (c) 2000-2012 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 as published by
static int doing_queue = 0;
static time_t last_run = 0L;
int full_processing = 1;
- char *working_ignetcfg;
- NetMap *the_netmap = NULL;
+ HashList *working_ignetcfg;
+ HashList *the_netmap = NULL;
int netmap_changed = 0;
roomlists RL;
return;
}
/* Load the IGnet Configuration into memory */
- working_ignetcfg = load_working_ignetcfg();
+ working_ignetcfg = load_ignetcfg();
/*
* Load the network map and filter list into memory.
*/
- the_netmap = read_network_map();
- load_network_filter_list();
+ if (!server_shutting_down)
+ the_netmap = read_network_map();
+ if (!server_shutting_down)
+ load_network_filter_list();
/*
* Go ahead and run the queue
CtdlForEachRoom(network_queue_interesting_rooms, &RL);
}
- if (RL.rplist != NULL) {
+ if ((RL.rplist != NULL) && (!server_shutting_down)) {
RoomProcList *ptr, *cmp;
ptr = RL.rplist;
syslog(LOG_DEBUG, "network: running outbound queue\n");
/* If there is anything in the inbound queue, process it */
if (!server_shutting_down) {
network_do_spoolin(working_ignetcfg,
- &the_netmap,
+ the_netmap,
&netmap_changed);
}
- /* Save the network map back to disk */
- write_network_map(the_netmap, netmap_changed);
-
/* Free the filter list in memory */
free_netfilter_list();
+ /* Save the network map back to disk */
+ if (netmap_changed) {
+ StrBuf *MapStr = SerializeNetworkMap(the_netmap);
+ CtdlPutSysConfig(IGNETMAP, SmashStrBuf(&MapStr));
+ }
+
+ /* combine singe message files into one spool entry per remote node. */
network_consolidate_spoolout(working_ignetcfg, the_netmap);
- free(working_ignetcfg);
+
+ /* shut down. */
+
+ DeleteHash(&the_netmap);
+
+ DeleteHash(&working_ignetcfg);
syslog(LOG_DEBUG, "network: queue run completed\n");
return 0;
}
+int NTTDebugEnabled = 0;
+
+/*
+ * network_talking_to() -- concurrency checker
+ */
+static HashList *nttlist = NULL;
+int network_talking_to(const char *nodename, long len, int operation) {
+
+ int retval = 0;
+ HashPos *Pos = NULL;
+ void *vdata;
+
+ begin_critical_section(S_NTTLIST);
+
+ switch(operation) {
+
+ case NTT_ADD:
+ if (nttlist == NULL)
+ nttlist = NewHash(1, NULL);
+ Put(nttlist, nodename, len, NewStrBufPlain(nodename, len), HFreeStrBuf);
+ if (NTTDebugEnabled) syslog(LOG_DEBUG, "nttlist: added <%s>\n", nodename);
+ break;
+ case NTT_REMOVE:
+ if ((nttlist == NULL) ||
+ (GetCount(nttlist) == 0))
+ break;
+ Pos = GetNewHashPos(nttlist, 1);
+ if (GetHashPosFromKey (nttlist, nodename, len, Pos))
+ DeleteEntryFromHash(nttlist, Pos);
+ DeleteHashPos(&Pos);
+ if (NTTDebugEnabled) syslog(LOG_DEBUG, "nttlist: removed <%s>\n", nodename);
+
+ break;
+
+ case NTT_CHECK:
+ if ((nttlist == NULL) ||
+ (GetCount(nttlist) == 0))
+ break;
+ if (GetHash(nttlist, nodename, len, &vdata))
+ retval ++;
+ if (NTTDebugEnabled) syslog(LOG_DEBUG, "nttlist: have [%d] <%s>\n", retval, nodename);
+ break;
+ }
+
+ end_critical_section(S_NTTLIST);
+ return(retval);
+}
+
+void cleanup_nttlist(void)
+{
+ begin_critical_section(S_NTTLIST);
+ DeleteHash(&nttlist);
+ end_critical_section(S_NTTLIST);
+}
+
+
+
+void network_logout_hook(void)
+{
+ CitContext *CCC = MyContext();
+
+ /*
+ * If we were talking to a network node, we're not anymore...
+ */
+ if (!IsEmptyStr(CCC->net_node)) {
+ network_talking_to(CCC->net_node, strlen(CCC->net_node), NTT_REMOVE);
+ CCC->net_node[0] = '\0';
+ }
+}
+void network_cleanup_function(void)
+{
+ struct CitContext *CCC = CC;
+
+ if (!IsEmptyStr(CCC->net_node)) {
+ network_talking_to(CCC->net_node, strlen(CCC->net_node), NTT_REMOVE);
+ CCC->net_node[0] = '\0';
+ }
+}
+
/*
* Module entry point
*/
+void SetNTTDebugEnabled(const int n)
+{
+ NTTDebugEnabled = n;
+}
+
CTDL_MODULE_INIT(network)
{
if (!threading)
{
+ CtdlRegisterDebugFlagHook(HKEY("networktalkingto"), SetNTTDebugEnabled, &NTTDebugEnabled);
+ CtdlRegisterCleanupHook(cleanup_nttlist);
+ CtdlRegisterSessionHook(network_cleanup_function, EVT_STOP);
+ CtdlRegisterSessionHook(network_logout_hook, EVT_LOGOUT);
CtdlRegisterProtoHook(cmd_nsyn, "NSYN", "Synchronize room to node");
CtdlRegisterRoomHook(network_room_handler);
CtdlRegisterCleanupHook(destroy_network_queue_room_locked);