X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fmodules%2Fnetwork%2Fserv_network.c;h=6828b99b02f78b3cfda39418de1a20a16e4b44b0;hb=7a9b0685e406cc83597171cc39d008c7e5459ca8;hp=819ec09ab93d71c74d0f49a390a1bcf5552621ea;hpb=323eca5f8455a707b7799bb6bfd36f6cac35aab6;p=citadel.git diff --git a/citadel/modules/network/serv_network.c b/citadel/modules/network/serv_network.c index 819ec09ab..6828b99b0 100644 --- a/citadel/modules/network/serv_network.c +++ b/citadel/modules/network/serv_network.c @@ -1,8 +1,7 @@ /* - * 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. @@ -38,16 +37,8 @@ #include #include #include -#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif +#include + #ifdef HAVE_SYSCALL_H # include #else @@ -78,378 +69,53 @@ #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; - - -/* - * Send the *entire* contents of the current room to one specific network node, - * ignoring anything we know about which messages have already undergone - * network processing. This can be used to bring a new node into sync. - */ -int network_sync_to(char *target_node, long len) -{ - struct CitContext *CCC = CC; - OneRoomNetCfg OneRNCFG; - OneRoomNetCfg *pRNCFG; - const RoomNetCfgLine *pCfgLine; - SpoolControl sc; - int num_spooled = 0; - - /* Load the netconfig for this room */ - pRNCFG = CtdlGetNetCfgForRoom(CCC->room.QRnumber); - if (pRNCFG == NULL) { // no netconfig at all? - return -1; - } - if (pRNCFG->NetConfigs[ignet_push_share] == NULL) // no ignet push shares? - { - FreeRoomNetworkStruct(&pRNCFG); - return -1; - } - - /* Search for an ignet_oush_share configuration bearing the target node's name */ - for (pCfgLine = pRNCFG->NetConfigs[ignet_push_share]; pCfgLine != NULL; pCfgLine = pCfgLine->next) - { - if (!strcmp(ChrPtr(pCfgLine->Value[0]), target_node)) - break; - } - - /* If we aren't sharing with that node, bail out */ - if (pCfgLine == NULL) - { - FreeRoomNetworkStruct(&pRNCFG); - return -1; - } - - /* If we got here, we're good to go ... make up a dummy spoolconfig and roll with it */ - - begin_critical_section(S_NETCONFIGS); - memset(&sc, 0, sizeof(SpoolControl)); - memset(&OneRNCFG, 0, sizeof(OneRoomNetCfg)); - sc.RNCfg = &OneRNCFG; - sc.RNCfg->NetConfigs[ignet_push_share] = DuplicateOneGenericCfgLine(pCfgLine); - sc.Users[ignet_push_share] = NewStrBufPlain(NULL, (StrLength(pCfgLine->Value[0]) + StrLength(pCfgLine->Value[1]) + 10) ); - StrBufAppendBuf(sc.Users[ignet_push_share], pCfgLine->Value[0], 0); - StrBufAppendBufPlain(sc.Users[ignet_push_share], HKEY(","), 0); - StrBufAppendBuf(sc.Users[ignet_push_share], pCfgLine->Value[1], 0); - CalcListID(&sc); - end_critical_section(S_NETCONFIGS); - - sc.working_ignetcfg = CtdlLoadIgNetCfg(); - sc.the_netmap = CtdlReadNetworkMap(); - - /* Send ALL messages */ - num_spooled = CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, network_spool_msg, &sc); - - /* Concise cleanup because we know there's only one node in the sc */ - DeleteGenericCfgLine(NULL, &sc.RNCfg->NetConfigs[ignet_push_share]); - - DeleteHash(&sc.working_ignetcfg); - DeleteHash(&sc.the_netmap); - free_spoolcontrol_struct_members(&sc); - - syslog(LOG_NOTICE, "network: synchronized %d messages to <%s>", num_spooled, target_node); - return(num_spooled); -} - - -/* - * Implements the NSYN command - */ -void cmd_nsyn(char *argbuf) { - int num_spooled; - long len; - char target_node[256]; - - if (CtdlAccessCheck(ac_aide)) return; - - len = extract_token(target_node, argbuf, 0, '|', sizeof target_node); - num_spooled = network_sync_to(target_node, len); - if (num_spooled >= 0) { - cprintf("%d Spooled %d messages.\n", CIT_OK, num_spooled); - } - else { - cprintf("%d No such room/node share exists.\n", ERROR + ROOM_NOT_FOUND); - } -} - -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) -{ +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") ) - { + 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); + //CtdlForEachNetCfgRoom(network_queue_interesting_rooms, &RL); + // FIXME do the outbound crapola AJC 2021 } - - 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); -} - - -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)) { - CtdlNetworkTalkingTo(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)) { - CtdlNetworkTalkingTo(CCC->net_node, strlen(CCC->net_node), NTT_REMOVE); - CCC->net_node[0] = '\0'; - } } /* * Module entry point */ - - CTDL_MODULE_INIT(network) { if (!threading) { - CtdlFillSystemContext(&networker_spool_CC, "CitNetSpool"); - CtdlRegisterSessionHook(network_cleanup_function, EVT_STOP, PRIO_STOP + 30); - CtdlRegisterSessionHook(network_logout_hook, EVT_LOGOUT, PRIO_LOGOUT + 10); - CtdlRegisterProtoHook(cmd_nsyn, "NSYN", "Synchronize room to node"); - CtdlRegisterRoomHook(network_room_handler); - CtdlRegisterCleanupHook(destroy_network_queue_room_locked); CtdlRegisterSessionHook(network_do_queue, EVT_TIMER, PRIO_QUEUE + 10); } return "network";