* This module handles shared rooms, inter-Citadel mail, and outbound
* mailing list processing.
*
- * Copyright (c) 2000-2012 by the citadel.org team
+ * Copyright (c) 2000-2016 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.
*
* ** NOTE ** A word on the S_NETCONFIGS semaphore:
* This is a fairly high-level type of critical section. It ensures that no
* so many things inside these, here are the rules:
* 1. begin_critical_section(S_NETCONFIGS) *before* begin_ any others.
* 2. Do *not* perform any I/O with the client during these sections.
- *
*/
/*
#include "internet_addressing.h"
#include "serv_network.h"
#include "clientsocket.h"
-#include "file_ops.h"
#include "citadel_dirs.h"
#include "threads.h"
#include "context.h"
typedef struct __roomlists {
RoomProcList *rplist;
-}roomlists;
+} 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
struct RoomProcList *rplist = NULL;
-
-/*
- * Check the use table. This is a list of messages which have recently
- * arrived on the system. It is maintained and queried to prevent the same
- * message from being entered into the database multiple times if it happens
- * to arrive multiple times by accident.
- */
-int network_usetable(struct CtdlMessage *msg)
-{
- StrBuf *msgid;
- struct CitContext *CCC = CC;
- time_t now;
-
- /* Bail out if we can't generate a message ID */
- if ((msg == NULL) || CM_IsEmpty(msg, emessageId))
- {
- return(0);
- }
-
- /* Generate the message ID */
- msgid = NewStrBufPlain(msg->cm_fields[emessageId], -1);
- if (haschar(ChrPtr(msgid), '@') == 0) {
- StrBufAppendBufPlain(msgid, HKEY("@"), 0);
- if (!CM_IsEmpty(msg, eNodeName)) {
- StrBufAppendBufPlain(msgid, msg->cm_fields[eNodeName], -1, 0);
- }
- else {
- FreeStrBuf(&msgid);
- return(0);
- }
- }
- now = time(NULL);
- if (CheckIfAlreadySeen("Networker Import",
- msgid,
- now, 0,
- eCheckUpdate,
- CCC->cs_pid, 0) != 0)
- {
- FreeStrBuf(&msgid);
- return(1);
- }
- FreeStrBuf(&msgid);
-
- return(0);
-}
-
-
-
/*
* Send the *entire* contents of the current room to one specific network node,
* ignoring anything we know about which messages have already undergone
SpoolControl sc;
int num_spooled = 0;
- /* Grab the configuration line we're looking for */
- begin_critical_section(S_NETCONFIGS);
+ /* Load the netconfig for this room */
pRNCFG = CtdlGetNetCfgForRoom(CCC->room.QRnumber);
- if ((pRNCFG == NULL) ||
- (pRNCFG->NetConfigs[ignet_push_share] == NULL))
+ if (pRNCFG == NULL) { // no netconfig at all?
+ return -1;
+ }
+ if (pRNCFG->NetConfigs[ignet_push_share] == NULL) // no ignet push shares?
{
+ FreeRoomNetworkStruct(&pRNCFG);
return -1;
}
- pCfgLine = pRNCFG->NetConfigs[ignet_push_share];
- while (pCfgLine != NULL)
+ /* 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;
- pCfgLine = pCfgLine->next;
}
+
+ /* 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);
+ 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);
+ 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/*TODO*/, &sc.RNCfg->NetConfigs[ignet_push_share]);
+ DeleteGenericCfgLine(NULL, &sc.RNCfg->NetConfigs[ignet_push_share]);
DeleteHash(&sc.working_ignetcfg);
DeleteHash(&sc.the_netmap);
free_spoolcontrol_struct_members(&sc);
- QN_syslog(LOG_NOTICE, "Synchronized %d messages to <%s>\n",
- num_spooled, target_node);
+ QN_syslog(LOG_NOTICE, "Synchronized %d messages to <%s>", num_spooled, target_node);
return(num_spooled);
}
cprintf("%d Spooled %d messages.\n", CIT_OK, num_spooled);
}
else {
- cprintf("%d No such room/node share exists.\n",
- ERROR + ROOM_NOT_FOUND);
+ cprintf("%d No such room/node share exists.\n", ERROR + ROOM_NOT_FOUND);
}
}
struct RoomProcList *ptr;
ptr = (struct RoomProcList *) malloc(sizeof (struct RoomProcList));
- if (ptr == NULL) return NULL;
+ if (ptr == NULL) {
+ return NULL;
+ }
ptr->namelen = strlen(qrbuf->QRname);
- if (ptr->namelen > ROOMNAMELEN)
+ if (ptr->namelen > ROOMNAMELEN) {
ptr->namelen = ROOMNAMELEN - 1;
+ }
memcpy (ptr->name, qrbuf->QRname, ptr->namelen);
ptr->name[ptr->namelen] = '\0';
ptr->lcname[ptr->namelen] = '\0';
ptr->key = hashlittle(ptr->lcname, ptr->namelen, 9872345);
- ptr->lastsent = OneRNCFG->lastsent;
- ptr->OneRNCfg = OneRNCFG;
return ptr;
}
struct RoomProcList *ptr;
roomlists *RP = (roomlists*) data;
- if (!HaveSpoolConfig(OneRNCfg))
+ if (!HaveSpoolConfig(OneRNCfg)) {
return;
+ }
ptr = CreateRoomProcListEntry(qrbuf, OneRNCfg);
/*
* Batch up and send all outbound traffic from the current room
*/
-int network_room_handler (struct ctdlroom *qrbuf)
+int network_room_handler(struct ctdlroom *qrbuf)
{
struct RoomProcList *ptr;
- OneRoomNetCfg* RNCfg;
+ OneRoomNetCfg *RNCfg;
- if (qrbuf->QRdefaultview == VIEW_QUEUE)
+ if (qrbuf->QRdefaultview == VIEW_QUEUE) {
return 1;
+ }
RNCfg = CtdlGetNetCfgForRoom(qrbuf->QRnumber);
- if (RNCfg == NULL)
+ if (RNCfg == NULL) {
return 1;
+ }
- if (!HaveSpoolConfig(RNCfg))
+ if (!HaveSpoolConfig(RNCfg)) {
+ FreeRoomNetworkStruct(&RNCfg);
return 1;
+ }
ptr = CreateRoomProcListEntry(qrbuf, RNCfg);
- if (ptr == NULL)
+ if (ptr == NULL) {
+ FreeRoomNetworkStruct(&RNCfg);
return 1;
+ }
- ptr->OneRNCfg = NULL;
begin_critical_section(S_RPLIST);
ptr->next = rplist;
rplist = ptr;
end_critical_section(S_RPLIST);
+ FreeRoomNetworkStruct(&RNCfg);
return 1;
}
}
-
-/*
- * Bounce a message back to the sender
- */
-void network_bounce(struct CtdlMessage *msg, char *reason)
-{
- struct CitContext *CCC = CC;
- char buf[SIZ];
- char bouncesource[SIZ];
- char recipient[SIZ];
- struct recptypes *valid = NULL;
- char force_room[ROOMNAMELEN];
- static int serialnum = 0;
- long len;
-
- QNM_syslog(LOG_DEBUG, "entering network_bounce()\n");
-
- if (msg == NULL) return;
-
- snprintf(bouncesource, sizeof bouncesource, "%s@%s", BOUNCESOURCE, config.c_nodename);
-
- /*
- * Give it a fresh message ID
- */
- len = snprintf(buf, sizeof(buf),
- "%ld.%04lx.%04x@%s",
- (long)time(NULL),
- (long)getpid(),
- ++serialnum,
- config.c_fqdn);
-
- CM_SetField(msg, emessageId, buf, len);
-
- /*
- * FIXME ... right now we're just sending a bounce; we really want to
- * include the text of the bounced message.
- */
- CM_SetField(msg, eMesageText, reason, strlen(reason));
- msg->cm_format_type = 0;
-
- /*
- * Turn the message around
- */
- CM_FlushField(msg, eRecipient);
- CM_FlushField(msg, eDestination);
-
- len = snprintf(recipient, sizeof(recipient), "%s@%s",
- msg->cm_fields[eAuthor],
- msg->cm_fields[eNodeName]);
-
- CM_SetField(msg, eAuthor, HKEY(BOUNCESOURCE));
- CM_SetField(msg, eNodeName, config.c_nodename, strlen(config.c_nodename));
- CM_SetField(msg, eMsgSubject, HKEY("Delivery Status Notification (Failure)"));
-
- Netmap_AddMe(msg, HKEY("unknown_user"));
-
- /* Now submit the message */
- valid = validate_recipients(recipient, NULL, 0);
- if (valid != NULL) if (valid->num_error != 0) {
- free_recipients(valid);
- valid = NULL;
- }
- if ( (valid == NULL) || (!strcasecmp(recipient, bouncesource)) ) {
- strcpy(force_room, config.c_aideroom);
- }
- else {
- strcpy(force_room, "");
- }
- if ( (valid == NULL) && IsEmptyStr(force_room) ) {
- strcpy(force_room, config.c_aideroom);
- }
- CtdlSubmitMsg(msg, valid, force_room, 0);
-
- /* Clean up */
- if (valid != NULL) free_recipients(valid);
- CM_Free(msg);
- QNM_syslog(LOG_DEBUG, "leaving network_bounce()\n");
-}
-
-
-
/*
* network_do_queue()
*
* Run the full set of processing tasks no more frequently
* than once every n seconds
*/
- if ( (time(NULL) - last_run) < config.c_net_freq ) {
+ if ( (time(NULL) - last_run) < CtdlGetConfigLong("c_net_freq") )
+ {
full_processing = 0;
- syslog(LOG_DEBUG, "Network full processing in %ld seconds.\n",
- config.c_net_freq - (time(NULL)- last_run)
+ syslog(LOG_DEBUG, "Network full processing in %ld seconds.",
+ CtdlGetConfigLong("c_net_freq") - (time(NULL)- last_run)
);
}
RL.rplist = rplist;
rplist = NULL;
end_critical_section(S_RPLIST);
-///TODO hm, check whether we have a config at all here?
+
+ // 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)
+ if (!server_shutting_down) {
the_netmap = CtdlReadNetworkMap();
-#if 0
- /* filterlist isn't supported anymore
- if (!server_shutting_down)
- load_network_filter_list();
- */
-#endif
+ }
/*
* Go ahead and run the queue
}
if (ptr->namelen > 0) {
- InspectQueuedRoom(&sc,
- ptr,
- working_ignetcfg,
- the_netmap);
+ InspectQueuedRoom(&sc, ptr, working_ignetcfg, the_netmap);
}
ptr = ptr->next;
}
free(pMapStr);
}
- /* combine singe message files into one spool entry per remote node. */
+ /* combine single message files into one spool entry per remote node. */
network_consolidate_spoolout(working_ignetcfg, the_netmap);
/* shut down. */
last_run = time(NULL);
}
destroy_network_queue_room(RL.rplist);
- SaveChangedConfigs();
-
}
-
-
-
-
-
-
void network_logout_hook(void)
{
CitContext *CCC = MyContext();
CCC->net_node[0] = '\0';
}
}
+
+
void network_cleanup_function(void)
{
struct CitContext *CCC = CC;
}
+int ignet_aftersave(struct CtdlMessage *msg, recptypes *recps)
+{
+ /* For IGnet mail, we have to save a new copy into the spooler for
+ * each recipient, with the R and D fields set to the recipient and
+ * destination-node. This has two ugly side effects: all other
+ * recipients end up being unlisted in this recipient's copy of the
+ * message, and it has to deliver multiple messages to the same
+ * node. We'll revisit this again in a year or so when everyone has
+ * a network spool receiver that can handle the new style messages.
+ */
+ if ((recps != NULL) && (recps->num_ignet > 0))
+ {
+ char *recipient;
+ int rv = 0;
+ struct ser_ret smr;
+ FILE *network_fp = NULL;
+ char submit_filename[128];
+ static int seqnum = 1;
+ int i;
+ char *hold_R, *hold_D, *RBuf, *DBuf;
+ long hrlen, hdlen, rblen, dblen, count, rlen;
+ CitContext *CCC = MyContext();
+
+ CM_GetAsField(msg, eRecipient, &hold_R, &hrlen);;
+ CM_GetAsField(msg, eDestination, &hold_D, &hdlen);;
+
+ count = num_tokens(recps->recp_ignet, '|');
+ rlen = strlen(recps->recp_ignet);
+ recipient = malloc(rlen + 1);
+ RBuf = malloc(rlen + 1);
+ DBuf = malloc(rlen + 1);
+ for (i=0; i<count; ++i) {
+ extract_token(recipient, recps->recp_ignet, i, '|', rlen + 1);
+
+ rblen = extract_token(RBuf, recipient, 0, '@', rlen + 1);
+ dblen = extract_token(DBuf, recipient, 1, '@', rlen + 1);
+
+ CM_SetAsField(msg, eRecipient, &RBuf, rblen);;
+ CM_SetAsField(msg, eDestination, &DBuf, dblen);;
+ CtdlSerializeMessage(&smr, msg);
+ if (smr.len > 0) {
+ snprintf(submit_filename, sizeof submit_filename,
+ "%s/netmail.%04lx.%04x.%04x",
+ ctdl_netin_dir,
+ (long) getpid(),
+ CCC->cs_pid,
+ ++seqnum);
+
+ network_fp = fopen(submit_filename, "wb+");
+ if (network_fp != NULL) {
+ rv = fwrite(smr.ser, smr.len, 1, network_fp);
+ if (rv == -1) {
+ MSG_syslog(LOG_EMERG, "CtdlSubmitMsg(): Couldn't write network spool file: %s",
+ strerror(errno));
+ }
+ fclose(network_fp);
+ }
+ free(smr.ser);
+ }
+ CM_GetAsField(msg, eRecipient, &RBuf, &rblen);;
+ CM_GetAsField(msg, eDestination, &DBuf, &dblen);;
+ }
+ free(RBuf);
+ free(DBuf);
+ free(recipient);
+ CM_SetAsField(msg, eRecipient, &hold_R, hrlen);
+ CM_SetAsField(msg, eDestination, &hold_D, hdlen);
+ return 1;
+ }
+ return 0;
+}
+
+
/*
* Module entry point
*/
NetQDebugEnabled = n;
}
+
CTDL_MODULE_INIT(network)
{
if (!threading)
{
+ CtdlRegisterMessageHook(ignet_aftersave, EVT_AFTERSAVE);
+
CtdlFillSystemContext(&networker_spool_CC, "CitNetSpool");
CtdlRegisterDebugFlagHook(HKEY("networkqueue"), SetNetQDebugEnabled, &NetQDebugEnabled);
CtdlRegisterSessionHook(network_cleanup_function, EVT_STOP, PRIO_STOP + 30);