/*
- * This module handles shared rooms, inter-Citadel mail, and outbound
- * mailing list processing.
+ * This module handles network mail and mailing list processing.
*
- * Copyright (c) 2000-2018 by the citadel.org team
+ * Copyright (c) 2000-2021 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.
#include <sys/stat.h>
#include <sys/types.h>
#include <dirent.h>
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
+#include <time.h>
+
#ifdef HAVE_SYSCALL_H
# include <syscall.h>
#else
#include "netspool.h"
#include "netmail.h"
-struct CitContext networker_spool_CC;
-
-/* comes from lookup3.c from libcitadel... */
-extern uint32_t hashlittle( const void *key, size_t length, uint32_t initval);
-
-typedef struct __roomlists {
- RoomProcList *rplist;
-} roomlists;
-
-
-/*
- * When we do network processing, it's accomplished in two passes; one to
- * gather a list of rooms and one to actually do them. It's ok that rplist
- * is global; we have a mutex that keeps it safe.
- */
-struct RoomProcList *rplist = NULL;
-
-RoomProcList *CreateRoomProcListEntry(struct ctdlroom *qrbuf, OneRoomNetCfg *OneRNCFG)
-{
- int i;
- struct RoomProcList *ptr;
-
- ptr = (struct RoomProcList *) malloc(sizeof (struct RoomProcList));
- if (ptr == NULL) {
- return NULL;
- }
-
- ptr->namelen = strlen(qrbuf->QRname);
- if (ptr->namelen > ROOMNAMELEN) {
- ptr->namelen = ROOMNAMELEN - 1;
- }
-
- memcpy (ptr->name, qrbuf->QRname, ptr->namelen);
- ptr->name[ptr->namelen] = '\0';
- ptr->QRNum = qrbuf->QRnumber;
-
- for (i = 0; i < ptr->namelen; i++)
- {
- ptr->lcname[i] = tolower(ptr->name[i]);
- }
-
- ptr->lcname[ptr->namelen] = '\0';
- ptr->key = hashlittle(ptr->lcname, ptr->namelen, 9872345);
- return ptr;
-}
-
-/*
- * Batch up and send all outbound traffic from the current room
- */
-void network_queue_interesting_rooms(struct ctdlroom *qrbuf, void *data, OneRoomNetCfg *OneRNCfg)
-{
- struct RoomProcList *ptr;
- roomlists *RP = (roomlists*) data;
-
- if (!HaveSpoolConfig(OneRNCfg)) {
- return;
- }
-
- ptr = CreateRoomProcListEntry(qrbuf, OneRNCfg);
-
- if (ptr != NULL)
- {
- ptr->next = RP->rplist;
- RP->rplist = ptr;
- }
-}
-
-/*
- * Batch up and send all outbound traffic from the current room
- */
-int network_room_handler(struct ctdlroom *qrbuf)
-{
- struct RoomProcList *ptr;
- OneRoomNetCfg *RNCfg;
-
- if (qrbuf->QRdefaultview == VIEW_QUEUE) {
- return 1;
- }
-
- RNCfg = CtdlGetNetCfgForRoom(qrbuf->QRnumber);
- if (RNCfg == NULL) {
- return 1;
- }
-
- if (!HaveSpoolConfig(RNCfg)) {
- FreeRoomNetworkStruct(&RNCfg);
- return 1;
- }
-
- ptr = CreateRoomProcListEntry(qrbuf, RNCfg);
- if (ptr == NULL) {
- FreeRoomNetworkStruct(&RNCfg);
- return 1;
- }
-
- begin_critical_section(S_RPLIST);
- ptr->next = rplist;
- rplist = ptr;
- end_critical_section(S_RPLIST);
- FreeRoomNetworkStruct(&RNCfg);
- return 1;
-}
-
-void destroy_network_queue_room(RoomProcList *rplist)
-{
- struct RoomProcList *cur, *p;
-
- cur = rplist;
- while (cur != NULL)
- {
- p = cur->next;
- free (cur);
- cur = p;
- }
-}
-
-void destroy_network_queue_room_locked (void)
-{
- begin_critical_section(S_RPLIST);
- destroy_network_queue_room(rplist);
- end_critical_section(S_RPLIST);
-}
-
-
-/*
- * network_do_queue()
- *
- * Run through the rooms doing various types of network stuff.
- */
-void network_do_queue(void)
-{
- static time_t last_run = 0L;
- int full_processing = 1;
- HashList *working_ignetcfg;
- HashList *the_netmap = NULL;
- int netmap_changed = 0;
- roomlists RL;
- SpoolControl *sc = NULL;
- SpoolControl *pSC;
-
- /*
- * Run the full set of processing tasks no more frequently
- * than once every n seconds
- */
- if ( (time(NULL) - last_run) < CtdlGetConfigLong("c_net_freq") )
- {
- full_processing = 0;
- syslog(LOG_DEBUG, "network: full processing in %ld seconds.", CtdlGetConfigLong("c_net_freq") - (time(NULL)- last_run));
- }
-
- become_session(&networker_spool_CC);
- begin_critical_section(S_RPLIST);
- RL.rplist = rplist;
- rplist = NULL;
- end_critical_section(S_RPLIST);
-
- // TODO hm, check whether we have a config at all here?
- /* Load the IGnet Configuration into memory */
- working_ignetcfg = CtdlLoadIgNetCfg();
-
- /*
- * Load the network map and filter list into memory.
- */
- if (!server_shutting_down) {
- the_netmap = CtdlReadNetworkMap();
- }
-
- /*
- * Go ahead and run the queue
- */
- if (full_processing && !server_shutting_down) {
- syslog(LOG_DEBUG, "network: loading outbound queue");
- CtdlForEachNetCfgRoom(network_queue_interesting_rooms, &RL);
- }
-
- if ((RL.rplist != NULL) && (!server_shutting_down)) {
- RoomProcList *ptr, *cmp;
- ptr = RL.rplist;
- syslog(LOG_DEBUG, "network: running outbound queue");
- while (ptr != NULL && !server_shutting_down) {
-
- cmp = ptr->next;
- /* filter duplicates from the list... */
- while (cmp != NULL) {
- if ((cmp->namelen > 0) &&
- (cmp->key == ptr->key) &&
- (cmp->namelen == ptr->namelen) &&
- (strcmp(cmp->lcname, ptr->lcname) == 0))
- {
- cmp->namelen = 0;
- }
- cmp = cmp->next;
- }
-
- if (ptr->namelen > 0) {
- InspectQueuedRoom(&sc, ptr, working_ignetcfg, the_netmap);
- }
- ptr = ptr->next;
- }
- }
-
-
- pSC = sc;
- while (pSC != NULL)
- {
- network_spoolout_room(pSC);
- pSC = pSC->next;
- }
-
- pSC = sc;
- while (pSC != NULL)
- {
- sc = pSC->next;
- free_spoolcontrol_struct(&pSC);
- pSC = sc;
- }
-
- /* Save the network map back to disk */
- if (netmap_changed) {
- StrBuf *MapStr = CtdlSerializeNetworkMap(the_netmap);
- char *pMapStr = SmashStrBuf(&MapStr);
- CtdlPutSysConfig(IGNETMAP, pMapStr);
- free(pMapStr);
- }
-
- /* shut down. */
-
- DeleteHash(&the_netmap);
-
- DeleteHash(&working_ignetcfg);
-
- syslog(LOG_DEBUG, "network: queue run completed");
-
- if (full_processing) {
- last_run = time(NULL);
- }
- destroy_network_queue_room(RL.rplist);
-}
/*
* Module entry point
*/
-
-
CTDL_MODULE_INIT(network)
{
if (!threading)
{
- CtdlFillSystemContext(&networker_spool_CC, "CitNetSpool");
- CtdlRegisterRoomHook(network_room_handler);
- CtdlRegisterCleanupHook(destroy_network_queue_room_locked);
- CtdlRegisterSessionHook(network_do_queue, EVT_TIMER, PRIO_QUEUE + 10);
}
return "network";
}
projects / citadel.git / blobdiff