-
-void network_deliver_list(struct CtdlMessage *msg, SpoolControl *sc, const char *RoomName);
-
-void aggregate_recipients(StrBuf **recps, RoomNetCfg Which, OneRoomNetCfg *OneRNCfg)
-{
- size_t recps_len = 0;
- RoomNetCfgLine *nptr;
- struct CitContext *CCC = CC;
-
- /*
- * Figure out how big a buffer we need to allocate
- */
- for (nptr = OneRNCfg->NetConfigs[Which]; nptr != NULL; nptr = nptr->next) {
- recps_len = recps_len + StrLength(nptr->Value[0]) + 2;
- }
-
- *recps = NewStrBufPlain(NULL, recps_len);
-
- if (*recps == NULL) {
- QN_syslog(LOG_EMERG,
- "Cannot allocate %ld bytes for recps...\n",
- (long)recps_len);
- abort();
- }
-
- /* Each recipient */
- for (nptr = OneRNCfg->NetConfigs[Which]; nptr != NULL; nptr = nptr->next) {
- if (nptr != OneRNCfg->NetConfigs[Which]) {
- StrBufAppendBufPlain(*recps, HKEY(","), 0);
- }
- StrBufAppendBuf(*recps, nptr->Value[0], 0);
- }
-}
-
-/*
- * Deliver digest messages
- */
-void network_deliver_digest(SpoolControl *sc)
-{
- char buf[SIZ];
- int i;
- struct CtdlMessage *msg = NULL;
- long msglen;
- StrBuf *recps = NULL;
- char *precps;
- struct recptypes *valid;
- char bounce_to[256];
-
- if (sc->num_msgs_spooled < 1) {
- fclose(sc->digestfp);
- sc->digestfp = NULL;
- return;
- }
-
- msg = malloc(sizeof(struct CtdlMessage));
- memset(msg, 0, sizeof(struct CtdlMessage));
- msg->cm_magic = CTDLMESSAGE_MAGIC;
- msg->cm_format_type = FMT_RFC822;
- msg->cm_anon_type = MES_NORMAL;
-
- sprintf(buf, "%ld", time(NULL));
- msg->cm_fields['T'] = strdup(buf);
- msg->cm_fields['A'] = strdup(CC->room.QRname);
- snprintf(buf, sizeof buf, "[%s]", CC->room.QRname);
- msg->cm_fields['U'] = strdup(buf);
- sprintf(buf, "room_%s@%s", CC->room.QRname, config.c_fqdn);
- for (i=0; buf[i]; ++i) {
- if (isspace(buf[i])) buf[i]='_';
- buf[i] = tolower(buf[i]);
- }
- msg->cm_fields['F'] = strdup(buf);
- msg->cm_fields['R'] = strdup(buf);
-
- /* Set the 'List-ID' header */
- msg->cm_fields['L'] = malloc(1024);
- snprintf(msg->cm_fields['L'], 1024,
- "%s <%ld.list-id.%s>",
- CC->room.QRname,
- CC->room.QRnumber,
- config.c_fqdn
- );
-
- /*
- * Go fetch the contents of the digest
- */
- fseek(sc->digestfp, 0L, SEEK_END);
- msglen = ftell(sc->digestfp);
-
- msg->cm_fields['M'] = malloc(msglen + 1);
- fseek(sc->digestfp, 0L, SEEK_SET);
- fread(msg->cm_fields['M'], (size_t)msglen, 1, sc->digestfp);
- msg->cm_fields['M'][msglen] = '\0';
-
- fclose(sc->digestfp);
- sc->digestfp = NULL;
-
- /* Now generate the delivery instructions */
- aggregate_recipients(&recps, digestrecp, sc->RNCfg);
-
- /* Where do we want bounces and other noise to be heard?
- *Surely not the list members! */
- snprintf(bounce_to, sizeof bounce_to, "room_aide@%s", config.c_fqdn);
-
- /* Now submit the message */
- precps = SmashStrBuf(&recps);
- valid = validate_recipients(precps, NULL, 0);
- free(precps);
- if (valid != NULL) {
- valid->bounce_to = strdup(bounce_to);
- valid->envelope_from = strdup(bounce_to);
- CtdlSubmitMsg(msg, valid, NULL, 0);
- }
- CtdlFreeMessage(msg);
- free_recipients(valid);
-}
-
-
-void network_process_digest(SpoolControl *sc, struct CtdlMessage *omsg, long *delete_after_send)
-{
-
- struct CtdlMessage *msg = NULL;
-
- /*
- * Process digest recipients
- */
- if ((sc->RNCfg->NetConfigs[digestrecp] == NULL) ||
- (sc->digestfp == NULL))
- return;
-
- msg = CtdlDuplicateMessage(omsg);
- if (msg != NULL) {
- fprintf(sc->digestfp,
- " -----------------------------------"
- "------------------------------------"
- "-------\n");
- fprintf(sc->digestfp, "From: ");
- if (msg->cm_fields['A'] != NULL) {
- fprintf(sc->digestfp,
- "%s ",
- msg->cm_fields['A']);
- }
- if (msg->cm_fields['F'] != NULL) {
- fprintf(sc->digestfp,
- "<%s> ",
- msg->cm_fields['F']);
- }
- else if (msg->cm_fields['N'] != NULL) {
- fprintf(sc->digestfp,
- "@%s ",
- msg->cm_fields['N']);
- }
- fprintf(sc->digestfp, "\n");
- if (msg->cm_fields['U'] != NULL) {
- fprintf(sc->digestfp,
- "Subject: %s\n",
- msg->cm_fields['U']);
- }
-
- CC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
-
- safestrncpy(CC->preferred_formats,
- "text/plain",
- sizeof CC->preferred_formats);
-
- CtdlOutputPreLoadedMsg(msg,
- MT_CITADEL,
- HEADERS_NONE,
- 0, 0, 0);
-
- StrBufTrim(CC->redirect_buffer);
- fwrite(HKEY("\n"), 1, sc->digestfp);
- fwrite(SKEY(CC->redirect_buffer), 1, sc->digestfp);
- fwrite(HKEY("\n"), 1, sc->digestfp);
-
- FreeStrBuf(&CC->redirect_buffer);
-
- sc->num_msgs_spooled += 1;
- CtdlFreeMessage(msg);
- }
-}
-
-
-void network_process_list(SpoolControl *sc, struct CtdlMessage *omsg, long *delete_after_send)
-{
- int rlen;
- char *pCh;
- StrBuf *Subject, *FlatSubject;
- struct CtdlMessage *msg = NULL;
- int i;
-
- /*
- * Process mailing list recipients
- */
- if (sc->RNCfg->NetConfigs[listrecp] == NULL)
- return;
-
- /* create our own copy of the message.
- * We're going to need to modify it
- * in order to insert the [list name] in it, etc.
- */
-
- msg = CtdlDuplicateMessage(omsg);
-
- if (msg->cm_fields['K'] != NULL)
- free(msg->cm_fields['K']);
- if (msg->cm_fields['V'] == NULL){
- /* local message, no enVelope */
- StrBuf *Buf;
- Buf = NewStrBuf();
- StrBufAppendBufPlain(Buf,
- msg->cm_fields['O']
- , -1, 0);
- StrBufAppendBufPlain(Buf, HKEY("@"), 0);
- StrBufAppendBufPlain(Buf, config.c_fqdn, -1, 0);
-
- msg->cm_fields['K'] = SmashStrBuf(&Buf);
- }
- else {
- msg->cm_fields['K'] =
- strdup (msg->cm_fields['V']);
- }
- /* Set the 'List-ID' header */
- if (msg->cm_fields['L'] != NULL) {
- free(msg->cm_fields['L']);
- }
- msg->cm_fields['L'] = malloc(1024);
- snprintf(msg->cm_fields['L'], 1024,
- "%s <%ld.list-id.%s>",
- CC->room.QRname,
- CC->room.QRnumber,
- config.c_fqdn
- );
-
- /* Prepend "[List name]" to the subject */
- if (msg->cm_fields['U'] == NULL) {
- Subject = NewStrBufPlain(HKEY("(no subject)"));
- }
- else {
- Subject = NewStrBufPlain(
- msg->cm_fields['U'], -1);
- }
- FlatSubject = NewStrBufPlain(NULL, StrLength(Subject));
- StrBuf_RFC822_to_Utf8(FlatSubject, Subject, NULL, NULL);
-
- rlen = strlen(CC->room.QRname);
- pCh = strstr(ChrPtr(FlatSubject), CC->room.QRname);
- if ((pCh == NULL) ||
- (*(pCh + rlen) != ']') ||
- (pCh == ChrPtr(FlatSubject)) ||
- (*(pCh - 1) != '[')
- )
- {
- StrBuf *tmp;
- StrBufPlain(Subject, HKEY("["));
- StrBufAppendBufPlain(Subject,
- CC->room.QRname,
- rlen, 0);
- StrBufAppendBufPlain(Subject, HKEY("] "), 0);
- StrBufAppendBuf(Subject, FlatSubject, 0);
- /* so we can free the right one swap them */
- tmp = Subject;
- Subject = FlatSubject;
- FlatSubject = tmp;
- StrBufRFC2047encode(&Subject, FlatSubject);
- }
-
- if (msg->cm_fields['U'] != NULL)
- free (msg->cm_fields['U']);
- msg->cm_fields['U'] = SmashStrBuf(&Subject);
-
- FreeStrBuf(&FlatSubject);
-
- /* else we won't modify the buffer, since the
- * roomname is already here.
- */
-
- /* if there is no other recipient, Set the recipient
- * of the list message to the email address of the
- * room itself.
- */
- if ((msg->cm_fields['R'] == NULL) ||
- IsEmptyStr(msg->cm_fields['R']))
- {
- if (msg->cm_fields['R'] != NULL)
- free(msg->cm_fields['R']);
-
- msg->cm_fields['R'] = malloc(256);
- snprintf(msg->cm_fields['R'], 256,
- "room_%s@%s", CC->room.QRname,
- config.c_fqdn);
- for (i=0; msg->cm_fields['R'][i]; ++i) {
- if (isspace(msg->cm_fields['R'][i])) {
- msg->cm_fields['R'][i] = '_';
- }
- }
- }
-
- /* Handle delivery */
- network_deliver_list(msg, sc, CC->room.QRname);
- CtdlFreeMessage(msg);
-}
-
-/*
- * Deliver list messages to everyone on the list ... efficiently
- */
-void network_deliver_list(struct CtdlMessage *msg, SpoolControl *sc, const char *RoomName)
-{
- StrBuf *recps = NULL;
- char *precps = NULL;
- struct recptypes *valid;
- char bounce_to[256];
-
- /* Don't do this if there were no recipients! */
- if (sc->RNCfg->NetConfigs[listrecp] == NULL) return;
-
- /* Now generate the delivery instructions */
-
- /*
- * Figure out how big a buffer we need to allocate
- */
- aggregate_recipients(&recps, listrecp, sc->RNCfg);
-
- /* Where do we want bounces and other noise to be heard?
- * Surely not the list members! */
- snprintf(bounce_to, sizeof bounce_to, "room_aide@%s", config.c_fqdn);
-
- /* Now submit the message */
- precps = SmashStrBuf(&recps);
- valid = validate_recipients(precps, NULL, 0);
- free(precps);
- if (valid != NULL) {
- valid->bounce_to = strdup(bounce_to);
- valid->envelope_from = strdup(bounce_to);
- valid->sending_room = strdup(RoomName);
- CtdlSubmitMsg(msg, valid, NULL, 0);
- free_recipients(valid);
- }
- /* Do not call CtdlFreeMessage(msg) here; the caller will free it. */
-}
-
-
-void network_process_participate(SpoolControl *sc, struct CtdlMessage *omsg, long *delete_after_send)
-{
- struct CtdlMessage *msg = NULL;
- int i;
- int ok_to_participate = 0;
- StrBuf *Buf = NULL;
- RoomNetCfgLine *nptr;
- struct recptypes *valid;
-
- /*
- * Process client-side list participations for this room
- */
- if (sc->RNCfg->NetConfigs[participate] == NULL)
- return;
-
- msg = CtdlDuplicateMessage(omsg);
-
- /* Only send messages which originated on our own
- * Citadel network, otherwise we'll end up sending the
- * remote mailing list's messages back to it, which
- * is rude...
- */
- ok_to_participate = 0;
- if (msg->cm_fields['N'] != NULL) {
- if (!strcasecmp(msg->cm_fields['N'],
- config.c_nodename)) {
- ok_to_participate = 1;
- }
-
- Buf = NewStrBufPlain(msg->cm_fields['N'], -1);
- if (CtdlIsValidNode(NULL,
- NULL,
- Buf,
- sc->working_ignetcfg,
- sc->the_netmap) == 0)
- {
- ok_to_participate = 1;
- }
- }
- if (ok_to_participate) {
- if (msg->cm_fields['F'] != NULL) {
- free(msg->cm_fields['F']);
- }
- msg->cm_fields['F'] = malloc(SIZ);
- /* Replace the Internet email address of the
- * actual author with the email address of the
- * room itself, so the remote listserv doesn't
- * reject us.
- * FIXME I want to be able to pick any address
- */
- snprintf(msg->cm_fields['F'], SIZ,
- "room_%s@%s", CC->room.QRname,
- config.c_fqdn);
- for (i=0; msg->cm_fields['F'][i]; ++i) {
- if (isspace(msg->cm_fields['F'][i])) {
- msg->cm_fields['F'][i] = '_';
- }
- }
-
- /*
- * Figure out how big a buffer we need to alloc
- */
- for (nptr = sc->RNCfg->NetConfigs[participate];
- nptr != NULL;
- nptr = nptr->next)
- {
- if (msg->cm_fields['R'] != NULL) {
- free(msg->cm_fields['R']);
- }
- msg->cm_fields['R'] =
- strdup(ChrPtr(nptr->Value[0]));
-
- valid = validate_recipients(msg->cm_fields['R'],
- NULL, 0);
-
- CtdlSubmitMsg(msg, valid, "", 0);
- free_recipients(valid);
- }
- }
- FreeStrBuf(&Buf);
- CtdlFreeMessage(msg);
-}
-
-void network_process_ignetpush(SpoolControl *sc, struct CtdlMessage *omsg, long *delete_after_send)
-{
- struct CtdlMessage *msg = NULL;
- struct CitContext *CCC = CC;
- struct ser_ret sermsg;
- char buf[SIZ];
- char filename[PATH_MAX];
- FILE *fp;
- size_t newpath_len;
- char *newpath = NULL;
- RoomNetCfgLine* mptr;
- StrBuf *Buf = NULL;
- int i;
- int bang = 0;
- int send = 1;
-
- if (sc->RNCfg->NetConfigs[ignet_push_share] == NULL)
- return;
- /*
- * Process IGnet push shares
- */
- msg = CtdlDuplicateMessage(omsg);
-
- /* Prepend our node name to the Path field whenever
- * sending a message to another IGnet node
- */
- if (msg->cm_fields['P'] == NULL)
- {
- msg->cm_fields['P'] = strdup("username");
- }
- newpath_len = strlen(msg->cm_fields['P']) +
- strlen(config.c_nodename) + 2;
- newpath = malloc(newpath_len);
- snprintf(newpath, newpath_len, "%s!%s",
- config.c_nodename, msg->cm_fields['P']);
- free(msg->cm_fields['P']);
- msg->cm_fields['P'] = newpath;
-
- /*
- * Determine if this message is set to be deleted
- * after sending out on the network
- */
- if (msg->cm_fields['S'] != NULL) {
- if (!strcasecmp(msg->cm_fields['S'], "CANCEL")) {
- *delete_after_send = 1;
- }
- }
-
- /* Now send it to every node */
- for (mptr = sc->RNCfg->NetConfigs[ignet_push_share];
- mptr != NULL;
- mptr = mptr->next)
- {
- send = 1;
- NewStrBufDupAppendFlush(&Buf, mptr->Value[0], NULL, 1);
-
- /* Check for valid node name */
- if (CtdlIsValidNode(NULL,
- NULL,
- Buf,
- sc->working_ignetcfg,
- sc->the_netmap) != 0)
- {
- QN_syslog(LOG_ERR,
- "Invalid node <%s>\n",
- ChrPtr(mptr->Value[0]));
-
- send = 0;
- }
-
- /* Check for split horizon */
- QN_syslog(LOG_DEBUG, "Path is %s\n", msg->cm_fields['P']);
- bang = num_tokens(msg->cm_fields['P'], '!');
- if (bang > 1) {
- for (i=0; i<(bang-1); ++i) {
- extract_token(buf,
- msg->cm_fields['P'],
- i, '!',
- sizeof buf);
-
- QN_syslog(LOG_DEBUG, "Compare <%s> to <%s>\n",
- buf, ChrPtr(mptr->Value[0])) ;
- if (!strcasecmp(buf, ChrPtr(mptr->Value[0]))) {
- send = 0;
- break;
- }
- }
-
- QN_syslog(LOG_INFO,
- "%sSending to %s\n",
- (send)?"":"Not ",
- ChrPtr(mptr->Value[0]));
- }
-
- /* Send the message */
- if (send == 1)
- {
- /*
- * Force the message to appear in the correct
- * room on the far end by setting the C field
- * correctly
- */
- if (msg->cm_fields['C'] != NULL) {
- free(msg->cm_fields['C']);
- }
- if (StrLength(mptr->Value[0]) > 0) {
- msg->cm_fields['C'] =
- strdup(ChrPtr(mptr->Value[0]));
- }
- else {
- msg->cm_fields['C'] =
- strdup(CC->room.QRname);
- }
-
- /* serialize it for transmission */
- serialize_message(&sermsg, msg);
- if (sermsg.len > 0) {
-
- /* write it to a spool file */
- snprintf(filename,
- sizeof(filename),
- "%s/%s@%lx%x",
- ctdl_netout_dir,
- ChrPtr(mptr->Value[0]),
- time(NULL),
- rand()
- );
-
- QN_syslog(LOG_DEBUG,
- "Appending to %s\n",
- filename);
-
- fp = fopen(filename, "ab");
- if (fp != NULL) {
- fwrite(sermsg.ser,
- sermsg.len, 1, fp);
- fclose(fp);
- }
- else {
- QN_syslog(LOG_ERR,
- "%s: %s\n",
- filename,
- strerror(errno));
- }
-
- /* free the serialized version */
- free(sermsg.ser);
- }
- }
- }
- FreeStrBuf(&Buf);
- CtdlFreeMessage(msg);
-}
-
-
-/*
- * Spools out one message from the list.
- */
-void network_spool_msg(long msgnum,
- void *userdata)
-{
- struct CtdlMessage *msg = NULL;
- long delete_after_send = 0; /* Set to 1 to delete after spooling */
- SpoolControl *sc;
-
- sc = (SpoolControl *)userdata;
-
- msg = CtdlFetchMessage(msgnum, 1);
-
- network_process_list(sc, msg, &delete_after_send);
- network_process_digest(sc, msg, &delete_after_send);
- network_process_participate(sc, msg, &delete_after_send);
- network_process_ignetpush(sc, msg, &delete_after_send);
-
- CtdlFreeMessage(msg);
-
- /* update lastsent */
- sc->lastsent = msgnum;
-
- /* Delete this message if delete-after-send is set */
- if (delete_after_send) {
- CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "");
- }
-}