2 * This module handles shared rooms, inter-Citadel mail, and outbound
3 * mailing list processing.
5 * Copyright (c) 2000-2015 by the citadel.org team
7 * This program is open source software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License, version 3.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * ** NOTE ** A word on the S_NETCONFIGS semaphore:
16 * This is a fairly high-level type of critical section. It ensures that no
17 * two threads work on the netconfigs files at the same time. Since we do
18 * so many things inside these, here are the rules:
19 * 1. begin_critical_section(S_NETCONFIGS) *before* begin_ any others.
20 * 2. Do *not* perform any I/O with the client during these sections.
25 * Duration of time (in seconds) after which pending list subscribe/unsubscribe
26 * requests that have not been confirmed will be deleted.
28 #define EXP 259200 /* three days */
40 #include <sys/types.h>
42 #if TIME_WITH_SYS_TIME
43 # include <sys/time.h>
47 # include <sys/time.h>
55 # if HAVE_SYS_SYSCALL_H
56 # include <sys/syscall.h>
63 #include <libcitadel.h>
66 #include "citserver.h"
72 #include "internet_addressing.h"
73 #include "serv_network.h"
74 #include "clientsocket.h"
75 #include "citadel_dirs.h"
79 #include "ctdl_module.h"
91 #define IFTODT(mode) (((mode) & 0170000) >> 12)
92 #define DTTOIF(dirtype) ((dirtype) << 12)
97 * Bounce a message back to the sender
99 void network_bounce(struct CtdlMessage **pMsg, char *reason)
101 struct CitContext *CCC = CC;
103 char bouncesource[SIZ];
105 recptypes *valid = NULL;
106 char force_room[ROOMNAMELEN];
107 static int serialnum = 0;
109 struct CtdlMessage *msg = *pMsg;
111 QNM_syslog(LOG_DEBUG, "entering network_bounce()\n");
113 if (msg == NULL) return;
115 snprintf(bouncesource, sizeof bouncesource, "%s@%s", BOUNCESOURCE, CtdlGetConfigStr("c_nodename"));
118 * Give it a fresh message ID
120 len = snprintf(buf, sizeof(buf),
125 CtdlGetConfigStr("c_fqdn"));
127 CM_SetField(msg, emessageId, buf, len);
130 * FIXME ... right now we're just sending a bounce; we really want to
131 * include the text of the bounced message.
133 CM_SetField(msg, eMesageText, reason, strlen(reason));
134 msg->cm_format_type = 0;
137 * Turn the message around
139 CM_FlushField(msg, eRecipient);
140 CM_FlushField(msg, eDestination);
142 len = snprintf(recipient, sizeof(recipient), "%s@%s",
143 msg->cm_fields[eAuthor],
144 msg->cm_fields[eNodeName]);
146 CM_SetField(msg, eAuthor, HKEY(BOUNCESOURCE));
147 CM_SetField(msg, eNodeName, CtdlGetConfigStr("c_nodename"), strlen(CtdlGetConfigStr("c_nodename")));
148 CM_SetField(msg, eMsgSubject, HKEY("Delivery Status Notification (Failure)"));
150 Netmap_AddMe(msg, HKEY("unknown_user"));
152 /* Now submit the message */
153 valid = validate_recipients(recipient, NULL, 0);
154 if (valid != NULL) if (valid->num_error != 0) {
155 free_recipients(valid);
158 if ( (valid == NULL) || (!strcasecmp(recipient, bouncesource)) ) {
159 strcpy(force_room, CtdlGetConfigStr("c_aideroom"));
162 strcpy(force_room, "");
164 if ( (valid == NULL) && IsEmptyStr(force_room) ) {
165 strcpy(force_room, CtdlGetConfigStr("c_aideroom"));
167 CtdlSubmitMsg(msg, valid, force_room, 0);
170 if (valid != NULL) free_recipients(valid);
172 QNM_syslog(LOG_DEBUG, "leaving network_bounce()\n");
176 void ParseLastSent(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
178 RoomNetCfgLine *nptr;
179 nptr = (RoomNetCfgLine *)
180 malloc(sizeof(RoomNetCfgLine));
181 memset(nptr, 0, sizeof(RoomNetCfgLine));
182 OneRNCFG->lastsent = extract_long(LinePos, 0);
183 OneRNCFG->NetConfigs[ThisOne->C] = nptr;
186 void ParseRoomAlias(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *rncfg)
188 if (rncfg->Sender != NULL)
191 ParseGeneric(ThisOne, Line, LinePos, rncfg);
192 rncfg->Sender = NewStrBufDup(rncfg->NetConfigs[roommailalias]->Value[0]);
195 void ParseSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
197 if (time(NULL) - extract_long(LinePos, 3) > EXP)
198 return; /* expired subscription... */
200 ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
202 void ParseUnSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
204 if (time(NULL) - extract_long(LinePos, 2) > EXP)
205 return; /* expired subscription... */
207 ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
211 void SerializeLastSent(const CfgLineType *ThisOne, StrBuf *OutputBuffer, OneRoomNetCfg *RNCfg, RoomNetCfgLine *data)
213 StrBufAppendBufPlain(OutputBuffer, CKEY(ThisOne->Str), 0);
214 StrBufAppendPrintf(OutputBuffer, "|%ld\n", RNCfg->lastsent);
217 void DeleteLastSent(const CfgLineType *ThisOne, RoomNetCfgLine **data)
223 static const RoomNetCfg SpoolCfgs [4] = {
230 static const long SpoolCfgsCopyN [4] = {
234 int HaveSpoolConfig(OneRoomNetCfg* RNCfg)
238 for (i=0; i < 4; i++) if (RNCfg->NetConfigs[SpoolCfgs[i]] == NULL) interested = 1;
242 void Netmap_AddMe(struct CtdlMessage *msg, const char *defl, long defllen)
247 /* prepend our node to the path */
248 if (CM_IsEmpty(msg, eMessagePath)) {
249 CM_SetField(msg, eMessagePath, defl, defllen);
251 node_len = strlen(CtdlGetConfigStr("c_nodename"));
254 memcpy(buf, CtdlGetConfigStr("c_nodename"), node_len);
256 buf[node_len + 1] = '\0';
257 CM_PrependToField(msg, eMessagePath, buf, node_len + 1);
260 void InspectQueuedRoom(SpoolControl **pSC,
261 RoomProcList *room_to_spool,
262 HashList *working_ignetcfg,
263 HashList *the_netmap)
265 struct CitContext *CCC = CC;
269 sc = (SpoolControl*)malloc(sizeof(SpoolControl));
270 memset(sc, 0, sizeof(SpoolControl));
271 sc->RNCfg = room_to_spool->OneRNCfg;
272 sc->lastsent = room_to_spool->lastsent;
273 sc->working_ignetcfg = working_ignetcfg;
274 sc->the_netmap = the_netmap;
277 * If the room doesn't exist, don't try to perform its networking tasks.
278 * Normally this should never happen, but once in a while maybe a room gets
279 * queued for networking and then deleted before it can happen.
281 if (CtdlGetRoom(&sc->room, room_to_spool->name) != 0) {
282 syslog(LOG_CRIT, "ERROR: cannot load <%s>\n", room_to_spool->name);
286 if (sc->room.QRhighest <= sc->lastsent)
288 QN_syslog(LOG_DEBUG, "nothing to do for <%s>\n", room_to_spool->name);
293 begin_critical_section(S_NETCONFIGS);
294 if (sc->RNCfg == NULL)
295 sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber);
297 if (!HaveSpoolConfig(sc->RNCfg))
299 end_critical_section(S_NETCONFIGS);
301 /* nothing to do for this room... */
305 /* Now lets remember whats needed for the actual work... */
307 for (i=0; i < 4; i++)
309 aggregate_recipients(&sc->Users[SpoolCfgs[i]],
315 if (StrLength(sc->RNCfg->Sender) > 0)
316 sc->Users[roommailalias] = NewStrBufDup(sc->RNCfg->Sender);
317 end_critical_section(S_NETCONFIGS);
324 void CalcListID(SpoolControl *sc)
329 struct CitContext *CCC = CC;
330 char filename[PATH_MAX];
331 #define MAX_LISTIDLENGTH 150
333 assoc_file_name(filename, sizeof filename, &sc->room, ctdl_info_dir);
334 fd = open(filename, 0);
339 if ((fstat(fd, &stbuf) == 0) &&
342 sc->RoomInfo = NewStrBufPlain(NULL, stbuf.st_size + 1);
343 StrBufReadBLOB(sc->RoomInfo, &fd, 0, stbuf.st_size, &err);
348 sc->ListID = NewStrBufPlain(NULL, 1024);
349 if (StrLength(sc->RoomInfo) > 0)
351 const char *Pos = NULL;
352 StrBufSipLine(sc->ListID, sc->RoomInfo, &Pos);
354 if (StrLength(sc->ListID) > MAX_LISTIDLENGTH)
356 StrBufCutAt(sc->ListID, MAX_LISTIDLENGTH, NULL);
357 StrBufAppendBufPlain(sc->ListID, HKEY("..."), 0);
359 StrBufAsciify(sc->ListID, ' ');
363 StrBufAppendBufPlain(sc->ListID, CCC->room.QRname, -1, 0);
366 StrBufAppendBufPlain(sc->ListID, HKEY("<"), 0);
367 RoomName = NewStrBufPlain (sc->room.QRname, -1);
368 StrBufAsciify(RoomName, '_');
369 StrBufReplaceChars(RoomName, ' ', '_');
371 if (StrLength(sc->Users[roommailalias]) > 0)
376 Pos = StrLength(sc->ListID);
377 StrBufAppendBuf(sc->ListID, sc->Users[roommailalias], 0);
378 AtPos = strchr(ChrPtr(sc->ListID) + Pos, '@');
382 StrBufPeek(sc->ListID, AtPos, 0, '.');
387 StrBufAppendBufPlain(sc->ListID, HKEY("room_"), 0);
388 StrBufAppendBuf(sc->ListID, RoomName, 0);
389 StrBufAppendBufPlain(sc->ListID, HKEY("."), 0);
390 StrBufAppendBufPlain(sc->ListID, CtdlGetConfigStr("c_fqdn"), -1, 0);
393 * roomname <Room-Number.list-id.fqdn>
394 * according to rfc2919.txt it only has to be a uniq identifier
395 * under the domain of the system;
396 * in general MUAs use it to calculate the reply address nowadays.
399 StrBufAppendBufPlain(sc->ListID, HKEY(">"), 0);
401 if (StrLength(sc->Users[roommailalias]) == 0)
403 sc->Users[roommailalias] = NewStrBuf();
405 StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("room_"), 0);
406 StrBufAppendBuf(sc->Users[roommailalias], RoomName, 0);
407 StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("@"), 0);
408 StrBufAppendBufPlain(sc->Users[roommailalias], CtdlGetConfigStr("c_fqdn"), -1, 0);
410 StrBufLowerCase(sc->Users[roommailalias]);
413 FreeStrBuf(&RoomName);
416 static time_t last_digest_delivery = 0;
419 * Batch up and send all outbound traffic from the current room
421 void network_spoolout_room(SpoolControl *sc)
423 struct CitContext *CCC = CC;
429 * If the room doesn't exist, don't try to perform its networking tasks.
430 * Normally this should never happen, but once in a while maybe a room gets
431 * queued for networking and then deleted before it can happen.
433 memcpy (&CCC->room, &sc->room, sizeof(ctdlroom));
435 syslog(LOG_INFO, "Networking started for <%s>\n", CCC->room.QRname);
439 /* remember where we started... */
440 lastsent = sc->lastsent;
442 /* Fetch the messages we ought to send & prepare them. */
443 CtdlForEachMessage(MSGS_GT, sc->lastsent, NULL, NULL, NULL,
444 network_spool_msg, sc);
446 if (StrLength(sc->Users[roommailalias]) > 0)
449 len = StrLength(sc->Users[roommailalias]);
450 if (len + 1 > sizeof(buf))
451 len = sizeof(buf) - 1;
452 memcpy(buf, ChrPtr(sc->Users[roommailalias]), len);
457 snprintf(buf, sizeof buf, "room_%s@%s",
458 CCC->room.QRname, CtdlGetConfigStr("c_fqdn"));
461 for (i=0; buf[i]; ++i) {
462 buf[i] = tolower(buf[i]);
463 if (isspace(buf[i])) buf[i] = '_';
467 /* If we wrote a digest, deliver it and then close it */
468 if (sc->Users[digestrecp] != NULL) {
469 time_t now = time(NULL);
470 time_t secs_today = now % (24 * 60 * 60);
473 if (last_digest_delivery != 0) {
474 delta = now - last_digest_delivery;
475 delta = (24 * 60 * 60) - delta;
478 if ((secs_today < 300) &&
481 if (sc->digestfp == NULL) {
482 sc->digestfp = create_digest_file(&sc->room, 0);
484 if (sc->digestfp != NULL) {
485 last_digest_delivery = now;
486 fprintf(sc->digestfp,
487 " -----------------------------------"
488 "------------------------------------"
490 "You are subscribed to the '%s' "
492 "To post to the list: %s\n",
493 CCC->room.QRname, buf
495 network_deliver_digest(sc); /* deliver */
496 remove_digest_file(&sc->room);
500 if (sc->digestfp != NULL) {
501 fclose(sc->digestfp);
505 /* Now rewrite the config file */
506 if (sc->lastsent != lastsent)
508 begin_critical_section(S_NETCONFIGS);
509 sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber);
511 sc->RNCfg->lastsent = sc->lastsent;
512 sc->RNCfg->changed = 1;
513 end_critical_section(S_NETCONFIGS);
519 * Check the use table. This is a list of messages which have recently
520 * arrived on the system. It is maintained and queried to prevent the same
521 * message from being entered into the database multiple times if it happens
522 * to arrive multiple times by accident.
524 int network_usetable(struct CtdlMessage *msg)
527 struct CitContext *CCC = CC;
530 /* Bail out if we can't generate a message ID */
531 if ((msg == NULL) || CM_IsEmpty(msg, emessageId))
536 /* Generate the message ID */
537 msgid = NewStrBufPlain(CM_KEY(msg, emessageId));
538 if (haschar(ChrPtr(msgid), '@') == 0) {
539 StrBufAppendBufPlain(msgid, HKEY("@"), 0);
540 if (!CM_IsEmpty(msg, eNodeName)) {
541 StrBufAppendBufPlain(msgid, CM_KEY(msg, eNodeName), 0);
549 if (CheckIfAlreadySeen("Networker Import",
553 CCC->cs_pid, 0) != 0)
565 * Process a buffer containing a single message from a single file
566 * from the inbound queue
568 void network_process_buffer(char *buffer, long size, HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
571 struct CitContext *CCC = CC;
573 struct CtdlMessage *msg = NULL;
576 recptypes *recp = NULL;
577 char target_room[ROOMNAMELEN];
578 struct ser_ret sermsg;
579 char filename[PATH_MAX];
581 const StrBuf *nexthop = NULL;
582 unsigned char firstbyte;
583 unsigned char lastbyte;
585 QN_syslog(LOG_DEBUG, "network_process_buffer() processing %ld bytes\n", size);
587 /* Validate just a little bit. First byte should be FF and * last byte should be 00. */
588 firstbyte = buffer[0];
589 lastbyte = buffer[size-1];
590 if ( (firstbyte != 255) || (lastbyte != 0) ) {
591 QN_syslog(LOG_ERR, "Corrupt message ignored. Length=%ld, firstbyte = %d, lastbyte = %d\n",
592 size, firstbyte, lastbyte);
596 /* Set default target room to trash */
597 strcpy(target_room, TWITROOM);
599 /* Load the message into memory */
600 msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
601 memset(msg, 0, sizeof(struct CtdlMessage));
602 msg->cm_magic = CTDLMESSAGE_MAGIC;
603 msg->cm_anon_type = buffer[1];
604 msg->cm_format_type = buffer[2];
606 for (pos = 3; pos < size; ++pos) {
608 len = strlen(buffer + pos + 1);
609 CM_SetField(msg, field, buffer + pos + 1, len);
613 /* Check for message routing */
614 if (!CM_IsEmpty(msg, eDestination)) {
615 if (strcasecmp(msg->cm_fields[eDestination], CtdlGetConfigStr("c_nodename"))) {
617 /* route the message */
618 Buf = NewStrBufPlain(CM_KEY(msg,eDestination));
619 if (CtdlIsValidNode(&nexthop,
625 Netmap_AddMe(msg, HKEY("unknown_user"));
627 /* serialize the message */
628 CtdlSerializeMessage(&sermsg, msg);
631 if (StrLength(nexthop) == 0) {
642 QN_syslog(LOG_DEBUG, "Appending to %s\n", filename);
643 fp = fopen(filename, "ab");
645 fwrite(sermsg.ser, sermsg.len, 1, fp);
649 QN_syslog(LOG_ERR, "%s: %s\n", filename, strerror(errno));
657 else { /* invalid destination node name */
661 "A message you sent could not be delivered due to an invalid destination node"
662 " name. Please check the address and try sending the message again.\n");
670 * Check to see if we already have a copy of this message, and
671 * abort its processing if so. (We used to post a warning to Aide>
672 * every time this happened, but the network is now so densely
673 * connected that it's inevitable.)
675 if (network_usetable(msg) != 0) {
680 /* Learn network topology from the path */
681 if (!CM_IsEmpty(msg, eNodeName) && !CM_IsEmpty(msg, eMessagePath)) {
682 NetworkLearnTopology(msg->cm_fields[eNodeName],
683 msg->cm_fields[eMessagePath],
688 /* Is the sending node giving us a very persuasive suggestion about
689 * which room this message should be saved in? If so, go with that.
691 if (!CM_IsEmpty(msg, eRemoteRoom)) {
692 safestrncpy(target_room, msg->cm_fields[eRemoteRoom], sizeof target_room);
695 /* Otherwise, does it have a recipient? If so, validate it... */
696 else if (!CM_IsEmpty(msg, eRecipient)) {
697 recp = validate_recipients(msg->cm_fields[eRecipient], NULL, 0);
698 if (recp != NULL) if (recp->num_error != 0) {
700 "A message you sent could not be delivered due to an invalid address.\n"
701 "Please check the address and try sending the message again.\n");
702 free_recipients(recp);
703 QNM_syslog(LOG_DEBUG, "Bouncing message due to invalid recipient address.\n");
706 strcpy(target_room, ""); /* no target room if mail */
709 /* Our last shot at finding a home for this message is to see if
710 * it has the eOriginalRoom (O) field (Originating room) set.
712 else if (!CM_IsEmpty(msg, eOriginalRoom)) {
713 safestrncpy(target_room, msg->cm_fields[eOriginalRoom], sizeof target_room);
716 /* Strip out fields that are only relevant during transit */
717 CM_FlushField(msg, eDestination);
718 CM_FlushField(msg, eRemoteRoom);
720 /* save the message into a room */
721 if (PerformNetprocHooks(msg, target_room) == 0) {
722 msg->cm_flags = CM_SKIP_HOOKS;
723 CtdlSubmitMsg(msg, recp, target_room, 0);
726 free_recipients(recp);
731 * Process a single message from a single file from the inbound queue
733 void network_process_message(FILE *fp,
736 HashList *working_ignetcfg,
737 HashList *the_netmap,
744 hold_pos = ftell(fp);
745 size = msgend - msgstart + 1;
746 buffer = malloc(size);
747 if (buffer != NULL) {
748 fseek(fp, msgstart, SEEK_SET);
749 if (fread(buffer, size, 1, fp) > 0) {
750 network_process_buffer(buffer,
759 fseek(fp, hold_pos, SEEK_SET);
764 * Process a single file from the inbound queue
766 void network_process_file(char *filename,
767 HashList *working_ignetcfg,
768 HashList *the_netmap,
771 struct CitContext *CCC = CC;
773 long msgstart = (-1L);
779 fp = fopen(filename, "rb");
781 QN_syslog(LOG_CRIT, "Error opening %s: %s\n", filename, strerror(errno));
785 fseek(fp, 0L, SEEK_END);
786 QN_syslog(LOG_INFO, "network: processing %ld bytes from %s\n", ftell(fp), filename);
789 /* Look for messages in the data stream and break them out */
790 while (ch = getc(fp), ch >= 0) {
793 if (msgstart >= 0L) {
795 network_process_message(fp,
810 if (msgstart >= 0L) {
811 network_process_message(fp,
822 "network: processed %d messages in %s\n",
832 * Process anything in the inbound queue
834 void network_do_spoolin(HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
836 struct CitContext *CCC = CC;
839 struct dirent *filedir_entry;
841 char filename[PATH_MAX];
842 static time_t last_spoolin_mtime = 0L;
847 * Check the spoolin directory's modification time. If it hasn't
848 * been touched, we don't need to scan it.
850 if (stat(ctdl_netin_dir, &statbuf)) return;
851 if (statbuf.st_mtime == last_spoolin_mtime) {
852 QNM_syslog(LOG_DEBUG, "network: nothing in inbound queue\n");
855 last_spoolin_mtime = statbuf.st_mtime;
856 QNM_syslog(LOG_DEBUG, "network: processing inbound queue\n");
859 * Ok, there's something interesting in there, so scan it.
861 dp = opendir(ctdl_netin_dir);
862 if (dp == NULL) return;
864 d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
870 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
871 (filedir_entry != NULL))
873 #ifdef _DIRENT_HAVE_D_NAMLEN
874 d_namelen = filedir_entry->d_namlen;
877 d_namelen = strlen(filedir_entry->d_name);
880 #ifdef _DIRENT_HAVE_D_TYPE
881 d_type = filedir_entry->d_type;
885 if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
886 continue; /* Ignore backup files... */
888 if ((d_namelen == 1) &&
889 (filedir_entry->d_name[0] == '.'))
892 if ((d_namelen == 2) &&
893 (filedir_entry->d_name[0] == '.') &&
894 (filedir_entry->d_name[1] == '.'))
897 if (d_type == DT_UNKNOWN) {
905 filedir_entry->d_name);
907 if (lstat(path, &s) == 0) {
908 d_type = IFTODT(s.st_mode);
916 case DT_LNK: /* TODO: check whether its a file or a directory */
924 network_process_file(filename,
936 * Step 1: consolidate files in the outbound queue into one file per neighbor node
937 * Step 2: delete any files in the outbound queue that were for neighbors who no longer exist.
939 void network_consolidate_spoolout(HashList *working_ignetcfg, HashList *the_netmap)
941 struct CitContext *CCC = CC;
947 struct dirent *filedir_entry;
949 char spooloutfilename[PATH_MAX];
950 char filename[PATH_MAX];
951 const StrBuf *nexthop;
959 /* Step 1: consolidate files in the outbound queue into one file per neighbor node */
960 d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
961 if (d == NULL) return;
963 dp = opendir(ctdl_netout_dir);
969 NextHop = NewStrBuf();
970 memset(&IOB, 0, sizeof(IOBuffer));
971 memset(&FDIO, 0, sizeof(FDIOBuffer));
974 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
975 (filedir_entry != NULL))
977 #ifdef _DIRENT_HAVE_D_NAMLEN
978 d_namelen = filedir_entry->d_namlen;
981 d_namelen = strlen(filedir_entry->d_name);
984 #ifdef _DIRENT_HAVE_D_TYPE
985 d_type = filedir_entry->d_type;
989 if (d_type == DT_DIR)
992 if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
993 continue; /* Ignore backup files... */
995 if ((d_namelen == 1) &&
996 (filedir_entry->d_name[0] == '.'))
999 if ((d_namelen == 2) &&
1000 (filedir_entry->d_name[0] == '.') &&
1001 (filedir_entry->d_name[1] == '.'))
1004 pch = strchr(filedir_entry->d_name, '@');
1012 filedir_entry->d_name);
1014 StrBufPlain(NextHop,
1015 filedir_entry->d_name,
1016 pch - filedir_entry->d_name);
1018 snprintf(spooloutfilename,
1019 sizeof spooloutfilename,
1024 QN_syslog(LOG_DEBUG, "Consolidate %s to %s\n", filename, ChrPtr(NextHop));
1025 if (CtdlNetworkTalkingTo(SKEY(NextHop), NTT_CHECK)) {
1027 QN_syslog(LOG_DEBUG,
1028 "Currently online with %s - skipping for now\n",
1036 const char *err = NULL;
1037 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_ADD);
1039 infd = open(filename, O_RDONLY);
1043 "failed to open %s for reading due to %s; skipping.\n",
1044 filename, strerror(errno)
1046 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1050 outfd = open(spooloutfilename,
1051 O_EXCL|O_CREAT|O_NONBLOCK|O_WRONLY,
1055 outfd = open(spooloutfilename,
1056 O_EXCL|O_NONBLOCK|O_WRONLY,
1062 "failed to open %s for reading due to %s; skipping.\n",
1063 spooloutfilename, strerror(errno)
1066 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1070 dsize = lseek(outfd, 0, SEEK_END);
1071 lseek(outfd, -dsize, SEEK_SET);
1073 fstat(infd, &statbuf);
1074 fsize = statbuf.st_size;
1076 fsize = lseek(infd, 0, SEEK_END);
1079 FDIOBufferInit(&FDIO, &IOB, outfd, fsize + dsize);
1080 FDIO.ChunkSendRemain = fsize;
1081 FDIO.TotalSentAlready = dsize;
1084 do {} while ((FileMoveChunked(&FDIO, &err) > 0) && (err == NULL));
1087 QN_syslog(LOG_DEBUG,
1088 "Spoolfile %s now "SIZE_T_FMT" k\n",
1090 (dsize + fsize)/1024
1096 "failed to append to %s [%s]; rolling back..\n",
1097 spooloutfilename, strerror(errno)
1099 /* whoops partial append?? truncate spooloutfilename again! */
1100 ftruncate(outfd, dsize);
1102 FDIOBufferDelete(&FDIO);
1105 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1111 FreeStrBuf(&NextHop);
1113 "skipping Spoolcleanup because of %d files unprocessed.\n",
1120 /* Step 2: delete any files in the outbound queue that were for neighbors who no longer exist */
1121 dp = opendir(ctdl_netout_dir);
1123 FreeStrBuf(&NextHop);
1128 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
1129 (filedir_entry != NULL))
1131 #ifdef _DIRENT_HAVE_D_NAMLEN
1132 d_namelen = filedir_entry->d_namlen;
1135 d_namelen = strlen(filedir_entry->d_name);
1138 #ifdef _DIRENT_HAVE_D_TYPE
1139 d_type = filedir_entry->d_type;
1141 d_type = DT_UNKNOWN;
1143 if (d_type == DT_DIR)
1146 if ((d_namelen == 1) &&
1147 (filedir_entry->d_name[0] == '.'))
1150 if ((d_namelen == 2) &&
1151 (filedir_entry->d_name[0] == '.') &&
1152 (filedir_entry->d_name[1] == '.'))
1155 pch = strchr(filedir_entry->d_name, '@');
1156 if (pch == NULL) /* no @ in name? consolidated file. */
1159 StrBufPlain(NextHop,
1160 filedir_entry->d_name,
1161 pch - filedir_entry->d_name);
1167 filedir_entry->d_name
1170 i = CtdlIsValidNode(&nexthop,
1176 if ( (i != 0) || (StrLength(nexthop) > 0) ) {
1180 FreeStrBuf(&NextHop);
1185 void free_spoolcontrol_struct(SpoolControl **sc)
1187 free_spoolcontrol_struct_members(*sc);
1192 void free_spoolcontrol_struct_members(SpoolControl *sc)
1195 FreeStrBuf(&sc->RoomInfo);
1196 FreeStrBuf(&sc->ListID);
1197 for (i = 0; i < maxRoomNetCfg; i++)
1198 FreeStrBuf(&sc->Users[i]);
1204 * It's ok if these directories already exist. Just fail silently.
1206 void create_spool_dirs(void) {
1207 if ((mkdir(ctdl_spool_dir, 0700) != 0) && (errno != EEXIST))
1208 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_spool_dir, strerror(errno));
1209 if (chown(ctdl_spool_dir, CTDLUID, (-1)) != 0)
1210 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_spool_dir, strerror(errno));
1211 if ((mkdir(ctdl_netin_dir, 0700) != 0) && (errno != EEXIST))
1212 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netin_dir, strerror(errno));
1213 if (chown(ctdl_netin_dir, CTDLUID, (-1)) != 0)
1214 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netin_dir, strerror(errno));
1215 if ((mkdir(ctdl_nettmp_dir, 0700) != 0) && (errno != EEXIST))
1216 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_nettmp_dir, strerror(errno));
1217 if (chown(ctdl_nettmp_dir, CTDLUID, (-1)) != 0)
1218 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_nettmp_dir, strerror(errno));
1219 if ((mkdir(ctdl_netout_dir, 0700) != 0) && (errno != EEXIST))
1220 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netout_dir, strerror(errno));
1221 if (chown(ctdl_netout_dir, CTDLUID, (-1)) != 0)
1222 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netout_dir, strerror(errno));
1226 * Module entry point
1228 CTDL_MODULE_INIT(network_spool)
1232 CtdlREGISTERRoomCfgType(subpending, ParseSubPendingLine, 0, 5, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
1233 CtdlREGISTERRoomCfgType(unsubpending, ParseUnSubPendingLine, 0, 4, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
1234 CtdlREGISTERRoomCfgType(lastsent, ParseLastSent, 1, 1, SerializeLastSent, DeleteLastSent);
1235 CtdlREGISTERRoomCfgType(ignet_push_share, ParseGeneric, 0, 2, SerializeGeneric, DeleteGenericCfgLine); // [remotenode|remoteroomname (optional)]// todo: move this to the ignet client
1236 CtdlREGISTERRoomCfgType(listrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1237 CtdlREGISTERRoomCfgType(digestrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1238 CtdlREGISTERRoomCfgType(participate, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1239 CtdlREGISTERRoomCfgType(roommailalias, ParseRoomAlias, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1241 create_spool_dirs();
1242 //////todo CtdlRegisterCleanupHook(destroy_network_queue_room);
1244 return "network_spool";