2 * This module handles shared rooms, inter-Citadel mail, and outbound
3 * mailing list processing.
5 * Copyright (c) 2000-2016 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>
64 #include <libcitadel.h>
67 #include "citserver.h"
73 #include "internet_addressing.h"
74 #include "serv_network.h"
75 #include "clientsocket.h"
76 #include "citadel_dirs.h"
80 #include "ctdl_module.h"
92 #define IFTODT(mode) (((mode) & 0170000) >> 12)
93 #define DTTOIF(dirtype) ((dirtype) << 12)
98 * Bounce a message back to the sender
100 void network_bounce(struct CtdlMessage **pMsg, char *reason)
103 char bouncesource[SIZ];
105 recptypes *valid = NULL;
106 char force_room[ROOMNAMELEN];
107 static int serialnum = 0;
109 struct CtdlMessage *msg = *pMsg;
111 syslog(LOG_DEBUG, "entering network_bounce()");
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 if (!IsEmptyStr(reason)) {
134 CM_SetField(msg, eMesageText, reason, strlen(reason));
136 msg->cm_format_type = 0;
139 * Turn the message around
141 CM_FlushField(msg, eRecipient);
142 CM_FlushField(msg, eDestination);
144 len = snprintf(recipient, sizeof(recipient), "%s@%s",
145 msg->cm_fields[eAuthor],
146 msg->cm_fields[eNodeName]);
148 CM_SetField(msg, eAuthor, HKEY(BOUNCESOURCE));
149 CM_SetField(msg, eNodeName, CtdlGetConfigStr("c_nodename"), strlen(CtdlGetConfigStr("c_nodename")));
150 CM_SetField(msg, eMsgSubject, HKEY("Delivery Status Notification (Failure)"));
152 Netmap_AddMe(msg, HKEY("unknown_user"));
154 /* Now submit the message */
155 valid = validate_recipients(recipient, NULL, 0);
156 if (valid != NULL) if (valid->num_error != 0) {
157 free_recipients(valid);
160 if ( (valid == NULL) || (!strcasecmp(recipient, bouncesource)) ) {
161 strcpy(force_room, CtdlGetConfigStr("c_aideroom"));
164 strcpy(force_room, "");
166 if ( (valid == NULL) && IsEmptyStr(force_room) ) {
167 strcpy(force_room, CtdlGetConfigStr("c_aideroom"));
169 CtdlSubmitMsg(msg, valid, force_room, 0);
172 if (valid != NULL) free_recipients(valid);
174 syslog(LOG_DEBUG, "leaving network_bounce()");
178 void ParseLastSent(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
180 RoomNetCfgLine *nptr;
181 nptr = (RoomNetCfgLine *)
182 malloc(sizeof(RoomNetCfgLine));
183 memset(nptr, 0, sizeof(RoomNetCfgLine));
184 OneRNCFG->lastsent = extract_long(LinePos, 0);
185 OneRNCFG->NetConfigs[ThisOne->C] = nptr;
188 void ParseRoomAlias(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *rncfg)
190 if (rncfg->Sender != NULL)
193 ParseGeneric(ThisOne, Line, LinePos, rncfg);
194 rncfg->Sender = NewStrBufDup(rncfg->NetConfigs[roommailalias]->Value[0]);
197 void ParseSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
199 if (time(NULL) - extract_long(LinePos, 3) > EXP)
200 return; /* expired subscription... */
202 ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
204 void ParseUnSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
206 if (time(NULL) - extract_long(LinePos, 2) > EXP)
207 return; /* expired subscription... */
209 ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
213 void SerializeLastSent(const CfgLineType *ThisOne, StrBuf *OutputBuffer, OneRoomNetCfg *RNCfg, RoomNetCfgLine *data)
215 StrBufAppendBufPlain(OutputBuffer, CKEY(ThisOne->Str), 0);
216 StrBufAppendPrintf(OutputBuffer, "|%ld\n", RNCfg->lastsent);
219 void DeleteLastSent(const CfgLineType *ThisOne, RoomNetCfgLine **data)
225 static const RoomNetCfg SpoolCfgs [4] = {
232 static const long SpoolCfgsCopyN [4] = {
236 int HaveSpoolConfig(OneRoomNetCfg* RNCfg)
240 for (i=0; i < 4; i++) if (RNCfg->NetConfigs[SpoolCfgs[i]] == NULL) interested = 1;
244 void Netmap_AddMe(struct CtdlMessage *msg, const char *defl, long defllen)
249 /* prepend our node to the path */
250 if (CM_IsEmpty(msg, eMessagePath)) {
251 CM_SetField(msg, eMessagePath, defl, defllen);
253 node_len = strlen(CtdlGetConfigStr("c_nodename"));
256 memcpy(buf, CtdlGetConfigStr("c_nodename"), node_len);
258 buf[node_len + 1] = '\0';
259 CM_PrependToField(msg, eMessagePath, buf, node_len + 1);
262 void InspectQueuedRoom(SpoolControl **pSC,
263 RoomProcList *room_to_spool,
264 HashList *working_ignetcfg,
265 HashList *the_netmap)
270 syslog(LOG_INFO, "InspectQueuedRoom(%s)", room_to_spool->name);
272 sc = (SpoolControl*)malloc(sizeof(SpoolControl));
273 memset(sc, 0, sizeof(SpoolControl));
274 sc->working_ignetcfg = working_ignetcfg;
275 sc->the_netmap = the_netmap;
278 * If the room doesn't exist, don't try to perform its networking tasks.
279 * Normally this should never happen, but once in a while maybe a room gets
280 * queued for networking and then deleted before it can happen.
282 if (CtdlGetRoom(&sc->room, room_to_spool->name) != 0) {
283 syslog(LOG_INFO, "ERROR: cannot load <%s>", room_to_spool->name);
288 assert(sc->RNCfg == NULL); // checking to make sure we cleared it from last time
290 sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber);
292 syslog(LOG_DEBUG, "Room <%s> highest=%ld lastsent=%ld", room_to_spool->name, sc->room.QRhighest, sc->RNCfg->lastsent);
293 if ( (!HaveSpoolConfig(sc->RNCfg)) || (sc->room.QRhighest <= sc->RNCfg->lastsent) )
295 // There is nothing to send from this room.
296 syslog(LOG_DEBUG, "Nothing to do for <%s>", room_to_spool->name);
297 FreeRoomNetworkStruct(&sc->RNCfg);
303 sc->lastsent = sc->RNCfg->lastsent;
304 room_to_spool->lastsent = sc->lastsent;
306 /* Now lets remember whats needed for the actual work... */
308 for (i=0; i < 4; i++)
310 aggregate_recipients(&sc->Users[SpoolCfgs[i]], SpoolCfgs[i], sc->RNCfg, SpoolCfgsCopyN[i]);
313 if (StrLength(sc->RNCfg->Sender) > 0) {
314 sc->Users[roommailalias] = NewStrBufDup(sc->RNCfg->Sender);
320 FreeRoomNetworkStruct(&sc->RNCfg); // done with this for now, we'll grab it again next time
325 void CalcListID(SpoolControl *sc)
330 struct CitContext *CCC = CC;
331 char filename[PATH_MAX];
332 #define MAX_LISTIDLENGTH 150
334 assoc_file_name(filename, sizeof filename, &sc->room, ctdl_info_dir);
335 fd = open(filename, 0);
340 if ((fstat(fd, &stbuf) == 0) &&
343 sc->RoomInfo = NewStrBufPlain(NULL, stbuf.st_size + 1);
344 StrBufReadBLOB(sc->RoomInfo, &fd, 0, stbuf.st_size, &err);
349 sc->ListID = NewStrBufPlain(NULL, 1024);
350 if (StrLength(sc->RoomInfo) > 0)
352 const char *Pos = NULL;
353 StrBufSipLine(sc->ListID, sc->RoomInfo, &Pos);
355 if (StrLength(sc->ListID) > MAX_LISTIDLENGTH)
357 StrBufCutAt(sc->ListID, MAX_LISTIDLENGTH, NULL);
358 StrBufAppendBufPlain(sc->ListID, HKEY("..."), 0);
360 StrBufAsciify(sc->ListID, ' ');
364 StrBufAppendBufPlain(sc->ListID, CCC->room.QRname, -1, 0);
367 StrBufAppendBufPlain(sc->ListID, HKEY("<"), 0);
368 RoomName = NewStrBufPlain (sc->room.QRname, -1);
369 StrBufAsciify(RoomName, '_');
370 StrBufReplaceChars(RoomName, ' ', '_');
372 if (StrLength(sc->Users[roommailalias]) > 0)
377 Pos = StrLength(sc->ListID);
378 StrBufAppendBuf(sc->ListID, sc->Users[roommailalias], 0);
379 AtPos = strchr(ChrPtr(sc->ListID) + Pos, '@');
383 StrBufPeek(sc->ListID, AtPos, 0, '.');
388 StrBufAppendBufPlain(sc->ListID, HKEY("room_"), 0);
389 StrBufAppendBuf(sc->ListID, RoomName, 0);
390 StrBufAppendBufPlain(sc->ListID, HKEY("."), 0);
391 StrBufAppendBufPlain(sc->ListID, CtdlGetConfigStr("c_fqdn"), -1, 0);
394 * roomname <Room-Number.list-id.fqdn>
395 * according to rfc2919.txt it only has to be a uniq identifier
396 * under the domain of the system;
397 * in general MUAs use it to calculate the reply address nowadays.
400 StrBufAppendBufPlain(sc->ListID, HKEY(">"), 0);
402 if (StrLength(sc->Users[roommailalias]) == 0)
404 sc->Users[roommailalias] = NewStrBuf();
406 StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("room_"), 0);
407 StrBufAppendBuf(sc->Users[roommailalias], RoomName, 0);
408 StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("@"), 0);
409 StrBufAppendBufPlain(sc->Users[roommailalias], CtdlGetConfigStr("c_fqdn"), -1, 0);
411 StrBufLowerCase(sc->Users[roommailalias]);
414 FreeStrBuf(&RoomName);
417 static time_t last_digest_delivery = 0;
420 * Batch up and send all outbound traffic from the current room
422 void network_spoolout_room(SpoolControl *sc)
424 struct CitContext *CCC = CC;
430 * If the room doesn't exist, don't try to perform its networking tasks.
431 * Normally this should never happen, but once in a while maybe a room gets
432 * queued for networking and then deleted before it can happen.
434 memcpy (&CCC->room, &sc->room, sizeof(ctdlroom));
436 syslog(LOG_INFO, "network_spoolout_room(room=%s, lastsent=%ld)", CCC->room.QRname, sc->lastsent);
440 /* remember where we started... */
441 lastsent = sc->lastsent;
443 /* Fetch the messages we ought to send & prepare them. */
444 CtdlForEachMessage(MSGS_GT, sc->lastsent, NULL, NULL, NULL, 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 netconfig */
506 syslog(LOG_DEBUG, "lastsent was %ld , now it is %ld", lastsent, sc->lastsent);
507 if (sc->lastsent != lastsent)
511 begin_critical_section(S_NETCONFIGS);
512 r = CtdlGetNetCfgForRoom(sc->room.QRnumber);
513 r->lastsent = sc->lastsent;
514 SaveRoomNetConfigFile(r, sc->room.QRnumber);
515 FreeRoomNetworkStruct(&r);
516 end_critical_section(S_NETCONFIGS);
522 * Check the use table. This is a list of messages which have recently
523 * arrived on the system. It is maintained and queried to prevent the same
524 * message from being entered into the database multiple times if it happens
525 * to arrive multiple times by accident.
527 int network_usetable(struct CtdlMessage *msg)
530 struct CitContext *CCC = CC;
533 /* Bail out if we can't generate a message ID */
534 if ((msg == NULL) || CM_IsEmpty(msg, emessageId))
539 /* Generate the message ID */
540 msgid = NewStrBufPlain(CM_KEY(msg, emessageId));
541 if (haschar(ChrPtr(msgid), '@') == 0) {
542 StrBufAppendBufPlain(msgid, HKEY("@"), 0);
543 if (!CM_IsEmpty(msg, eNodeName)) {
544 StrBufAppendBufPlain(msgid, CM_KEY(msg, eNodeName), 0);
552 if (CheckIfAlreadySeen("Networker Import",
556 CCC->cs_pid, 0) != 0)
568 * Process a buffer containing a single message from a single file
569 * from the inbound queue
571 void network_process_buffer(char *buffer, long size, HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
575 struct CtdlMessage *msg = NULL;
578 recptypes *recp = NULL;
579 char target_room[ROOMNAMELEN];
580 struct ser_ret sermsg;
581 char filename[PATH_MAX];
583 const StrBuf *nexthop = NULL;
584 unsigned char firstbyte;
585 unsigned char lastbyte;
587 syslog(LOG_DEBUG, "network_process_buffer() processing %ld bytes", size);
589 /* Validate just a little bit. First byte should be FF and * last byte should be 00. */
590 firstbyte = buffer[0];
591 lastbyte = buffer[size-1];
592 if ( (firstbyte != 255) || (lastbyte != 0) ) {
593 syslog(LOG_ERR, "Corrupt message ignored. Length=%ld, firstbyte = %d, lastbyte = %d", size, firstbyte, lastbyte);
597 /* Set default target room to trash */
598 strcpy(target_room, TWITROOM);
600 /* Load the message into memory */
601 msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
602 memset(msg, 0, sizeof(struct CtdlMessage));
603 msg->cm_magic = CTDLMESSAGE_MAGIC;
604 msg->cm_anon_type = buffer[1];
605 msg->cm_format_type = buffer[2];
607 for (pos = 3; pos < size; ++pos) {
609 len = strlen(buffer + pos + 1);
610 CM_SetField(msg, field, buffer + pos + 1, len);
614 /* Check for message routing */
615 if (!CM_IsEmpty(msg, eDestination)) {
616 if (strcasecmp(msg->cm_fields[eDestination], CtdlGetConfigStr("c_nodename"))) {
618 /* route the message */
619 Buf = NewStrBufPlain(CM_KEY(msg,eDestination));
620 if (CtdlIsValidNode(&nexthop,
626 Netmap_AddMe(msg, HKEY("unknown_user"));
628 /* serialize the message */
629 CtdlSerializeMessage(&sermsg, msg);
632 if (StrLength(nexthop) == 0) {
643 syslog(LOG_DEBUG, "Appending to %s", filename);
644 fp = fopen(filename, "ab");
646 fwrite(sermsg.ser, sermsg.len, 1, fp);
650 syslog(LOG_ERR, "%s: %s", filename, strerror(errno));
658 else { /* invalid destination node name */
662 "A message you sent could not be delivered due to an invalid destination node"
663 " name. Please check the address and try sending the message again.\n");
671 * Check to see if we already have a copy of this message, and
672 * abort its processing if so. (We used to post a warning to Aide>
673 * every time this happened, but the network is now so densely
674 * connected that it's inevitable.)
676 if (network_usetable(msg) != 0) {
681 /* Learn network topology from the path */
682 if (!CM_IsEmpty(msg, eNodeName) && !CM_IsEmpty(msg, eMessagePath)) {
683 NetworkLearnTopology(msg->cm_fields[eNodeName],
684 msg->cm_fields[eMessagePath],
689 /* Is the sending node giving us a very persuasive suggestion about
690 * which room this message should be saved in? If so, go with that.
692 if (!CM_IsEmpty(msg, eRemoteRoom)) {
693 safestrncpy(target_room, msg->cm_fields[eRemoteRoom], sizeof target_room);
696 /* Otherwise, does it have a recipient? If so, validate it... */
697 else if (!CM_IsEmpty(msg, eRecipient)) {
698 recp = validate_recipients(msg->cm_fields[eRecipient], NULL, 0);
699 if (recp != NULL) if (recp->num_error != 0) {
701 "A message you sent could not be delivered due to an invalid address.\n"
702 "Please check the address and try sending the message again.\n");
703 free_recipients(recp);
704 syslog(LOG_DEBUG, "Bouncing message due to invalid recipient address.");
707 strcpy(target_room, ""); /* no target room if mail */
710 /* Our last shot at finding a home for this message is to see if
711 * it has the eOriginalRoom (O) field (Originating room) set.
713 else if (!CM_IsEmpty(msg, eOriginalRoom)) {
714 safestrncpy(target_room, msg->cm_fields[eOriginalRoom], sizeof target_room);
717 /* Strip out fields that are only relevant during transit */
718 CM_FlushField(msg, eDestination);
719 CM_FlushField(msg, eRemoteRoom);
721 /* save the message into a room */
722 if (PerformNetprocHooks(msg, target_room) == 0) {
723 msg->cm_flags = CM_SKIP_HOOKS;
724 CtdlSubmitMsg(msg, recp, target_room, 0);
727 free_recipients(recp);
732 * Process a single message from a single file from the inbound queue
734 void network_process_message(FILE *fp,
737 HashList *working_ignetcfg,
738 HashList *the_netmap,
745 hold_pos = ftell(fp);
746 size = msgend - msgstart + 1;
747 buffer = malloc(size);
748 if (buffer != NULL) {
749 fseek(fp, msgstart, SEEK_SET);
750 if (fread(buffer, size, 1, fp) > 0) {
751 network_process_buffer(buffer,
760 fseek(fp, hold_pos, SEEK_SET);
765 * Process a single file from the inbound queue
767 void network_process_file(char *filename,
768 HashList *working_ignetcfg,
769 HashList *the_netmap,
773 long msgstart = (-1L);
779 fp = fopen(filename, "rb");
781 syslog(LOG_CRIT, "Error opening %s: %s", filename, strerror(errno));
785 fseek(fp, 0L, SEEK_END);
786 syslog(LOG_INFO, "network: processing %ld bytes from %s", 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,
821 syslog(LOG_INFO, "network: processed %d messages in %s", nMessages, filename);
829 * Process anything in the inbound queue
831 void network_do_spoolin(HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
835 struct dirent *filedir_entry;
837 char filename[PATH_MAX];
838 static time_t last_spoolin_mtime = 0L;
843 * Check the spoolin directory's modification time. If it hasn't
844 * been touched, we don't need to scan it.
846 if (stat(ctdl_netin_dir, &statbuf)) return;
847 if (statbuf.st_mtime == last_spoolin_mtime) {
848 syslog(LOG_DEBUG, "network: nothing in inbound queue");
851 last_spoolin_mtime = statbuf.st_mtime;
852 syslog(LOG_DEBUG, "network: processing inbound queue");
855 * Ok, there's something interesting in there, so scan it.
857 dp = opendir(ctdl_netin_dir);
858 if (dp == NULL) return;
860 d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
866 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
867 (filedir_entry != NULL))
869 #ifdef _DIRENT_HAVE_D_NAMLEN
870 d_namelen = filedir_entry->d_namlen;
873 d_namelen = strlen(filedir_entry->d_name);
876 #ifdef _DIRENT_HAVE_D_TYPE
877 d_type = filedir_entry->d_type;
881 if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
882 continue; /* Ignore backup files... */
884 if ((d_namelen == 1) &&
885 (filedir_entry->d_name[0] == '.'))
888 if ((d_namelen == 2) &&
889 (filedir_entry->d_name[0] == '.') &&
890 (filedir_entry->d_name[1] == '.'))
893 if (d_type == DT_UNKNOWN) {
901 filedir_entry->d_name);
903 if (lstat(path, &s) == 0) {
904 d_type = IFTODT(s.st_mode);
912 case DT_LNK: /* TODO: check whether its a file or a directory */
920 network_process_file(filename,
932 * Step 1: consolidate files in the outbound queue into one file per neighbor node
933 * Step 2: delete any files in the outbound queue that were for neighbors who no longer exist.
935 void network_consolidate_spoolout(HashList *working_ignetcfg, HashList *the_netmap)
942 struct dirent *filedir_entry;
944 char spooloutfilename[PATH_MAX];
945 char filename[PATH_MAX];
946 const StrBuf *nexthop;
954 /* Step 1: consolidate files in the outbound queue into one file per neighbor node */
955 d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
956 if (d == NULL) return;
958 dp = opendir(ctdl_netout_dir);
964 NextHop = NewStrBuf();
965 memset(&IOB, 0, sizeof(IOBuffer));
966 memset(&FDIO, 0, sizeof(FDIOBuffer));
969 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
970 (filedir_entry != NULL))
972 #ifdef _DIRENT_HAVE_D_NAMLEN
973 d_namelen = filedir_entry->d_namlen;
976 d_namelen = strlen(filedir_entry->d_name);
979 #ifdef _DIRENT_HAVE_D_TYPE
980 d_type = filedir_entry->d_type;
984 if (d_type == DT_DIR)
987 if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
988 continue; /* Ignore backup files... */
990 if ((d_namelen == 1) &&
991 (filedir_entry->d_name[0] == '.'))
994 if ((d_namelen == 2) &&
995 (filedir_entry->d_name[0] == '.') &&
996 (filedir_entry->d_name[1] == '.'))
999 pch = strchr(filedir_entry->d_name, '@');
1007 filedir_entry->d_name);
1009 StrBufPlain(NextHop,
1010 filedir_entry->d_name,
1011 pch - filedir_entry->d_name);
1013 snprintf(spooloutfilename,
1014 sizeof spooloutfilename,
1019 syslog(LOG_DEBUG, "Consolidate %s to %s", filename, ChrPtr(NextHop));
1020 if (CtdlNetworkTalkingTo(SKEY(NextHop), NTT_CHECK)) {
1022 syslog(LOG_DEBUG, "Currently online with %s - skipping for now", ChrPtr(NextHop));
1028 const char *err = NULL;
1029 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_ADD);
1031 infd = open(filename, O_RDONLY);
1035 "failed to open %s for reading due to %s; skipping.",
1036 filename, strerror(errno)
1038 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1042 outfd = open(spooloutfilename,
1043 O_EXCL|O_CREAT|O_NONBLOCK|O_WRONLY,
1047 outfd = open(spooloutfilename,
1048 O_EXCL|O_NONBLOCK|O_WRONLY,
1054 "failed to open %s for reading due to %s; skipping.",
1055 spooloutfilename, strerror(errno)
1058 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1062 dsize = lseek(outfd, 0, SEEK_END);
1063 lseek(outfd, -dsize, SEEK_SET);
1065 fstat(infd, &statbuf);
1066 fsize = statbuf.st_size;
1068 fsize = lseek(infd, 0, SEEK_END);
1071 FDIOBufferInit(&FDIO, &IOB, outfd, fsize + dsize);
1072 FDIO.ChunkSendRemain = fsize;
1073 FDIO.TotalSentAlready = dsize;
1076 do {} while ((FileMoveChunked(&FDIO, &err) > 0) && (err == NULL));
1079 syslog(LOG_DEBUG, "Spoolfile %s now "SIZE_T_FMT" KB", spooloutfilename, (dsize + fsize)/1024);
1083 syslog(LOG_ERR, "failed to append to %s [%s]; rolling back..", spooloutfilename, strerror(errno));
1084 /* whoops partial append?? truncate spooloutfilename again! */
1085 ftruncate(outfd, dsize);
1087 FDIOBufferDelete(&FDIO);
1090 CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
1096 FreeStrBuf(&NextHop);
1097 syslog(LOG_INFO, "skipping Spoolcleanup because of %d files unprocessed.", nFailed);
1102 /* Step 2: delete any files in the outbound queue that were for neighbors who no longer exist */
1103 dp = opendir(ctdl_netout_dir);
1105 FreeStrBuf(&NextHop);
1110 while ((readdir_r(dp, d, &filedir_entry) == 0) &&
1111 (filedir_entry != NULL))
1113 #ifdef _DIRENT_HAVE_D_NAMLEN
1114 d_namelen = filedir_entry->d_namlen;
1117 d_namelen = strlen(filedir_entry->d_name);
1120 #ifdef _DIRENT_HAVE_D_TYPE
1121 d_type = filedir_entry->d_type;
1123 d_type = DT_UNKNOWN;
1125 if (d_type == DT_DIR)
1128 if ((d_namelen == 1) &&
1129 (filedir_entry->d_name[0] == '.'))
1132 if ((d_namelen == 2) &&
1133 (filedir_entry->d_name[0] == '.') &&
1134 (filedir_entry->d_name[1] == '.'))
1137 pch = strchr(filedir_entry->d_name, '@');
1138 if (pch == NULL) /* no @ in name? consolidated file. */
1141 StrBufPlain(NextHop,
1142 filedir_entry->d_name,
1143 pch - filedir_entry->d_name);
1149 filedir_entry->d_name
1152 i = CtdlIsValidNode(&nexthop,
1158 if ( (i != 0) || (StrLength(nexthop) > 0) ) {
1162 FreeStrBuf(&NextHop);
1167 void free_spoolcontrol_struct(SpoolControl **sc)
1169 free_spoolcontrol_struct_members(*sc);
1174 void free_spoolcontrol_struct_members(SpoolControl *sc)
1177 FreeStrBuf(&sc->RoomInfo);
1178 FreeStrBuf(&sc->ListID);
1179 for (i = 0; i < maxRoomNetCfg; i++)
1180 FreeStrBuf(&sc->Users[i]);
1186 * It's ok if these directories already exist. Just fail silently.
1188 void create_spool_dirs(void) {
1189 if ((mkdir(ctdl_spool_dir, 0700) != 0) && (errno != EEXIST))
1190 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_spool_dir, strerror(errno));
1191 if (chown(ctdl_spool_dir, CTDLUID, (-1)) != 0)
1192 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_spool_dir, strerror(errno));
1193 if ((mkdir(ctdl_netin_dir, 0700) != 0) && (errno != EEXIST))
1194 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netin_dir, strerror(errno));
1195 if (chown(ctdl_netin_dir, CTDLUID, (-1)) != 0)
1196 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netin_dir, strerror(errno));
1197 if ((mkdir(ctdl_nettmp_dir, 0700) != 0) && (errno != EEXIST))
1198 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_nettmp_dir, strerror(errno));
1199 if (chown(ctdl_nettmp_dir, CTDLUID, (-1)) != 0)
1200 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_nettmp_dir, strerror(errno));
1201 if ((mkdir(ctdl_netout_dir, 0700) != 0) && (errno != EEXIST))
1202 syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netout_dir, strerror(errno));
1203 if (chown(ctdl_netout_dir, CTDLUID, (-1)) != 0)
1204 syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netout_dir, strerror(errno));
1208 * Module entry point
1210 CTDL_MODULE_INIT(network_spool)
1214 CtdlREGISTERRoomCfgType(subpending, ParseSubPendingLine, 0, 5, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
1215 CtdlREGISTERRoomCfgType(unsubpending, ParseUnSubPendingLine, 0, 4, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
1216 CtdlREGISTERRoomCfgType(lastsent, ParseLastSent, 1, 1, SerializeLastSent, DeleteLastSent);
1217 CtdlREGISTERRoomCfgType(ignet_push_share, ParseGeneric, 0, 2, SerializeGeneric, DeleteGenericCfgLine); // [remotenode|remoteroomname (optional)]// todo: move this to the ignet client
1218 CtdlREGISTERRoomCfgType(listrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1219 CtdlREGISTERRoomCfgType(digestrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1220 CtdlREGISTERRoomCfgType(participate, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1221 CtdlREGISTERRoomCfgType(roommailalias, ParseRoomAlias, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
1223 create_spool_dirs();
1224 //////todo CtdlRegisterCleanupHook(destroy_network_queue_room);
1226 return "network_spool";