* This module handles shared rooms, inter-Citadel mail, and outbound
* mailing list processing.
*
- * Copyright (c) 2000-2012 by the citadel.org team
+ * Copyright (c) 2000-2021 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.
+ * 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
#include <sys/stat.h>
#include <sys/types.h>
#include <dirent.h>
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
+#include <time.h>
+
#ifdef HAVE_SYSCALL_H
# include <syscall.h>
#else
#include <sys/wait.h>
#include <string.h>
#include <limits.h>
+#include <assert.h>
#include <libcitadel.h>
#include "citadel.h"
#include "server.h"
#include "citadel_dirs.h"
#include "threads.h"
#include "context.h"
-
#include "ctdl_module.h"
-
#include "netspool.h"
#include "netmail.h"
-#ifndef DT_UNKNOWN
-#define DT_UNKNOWN 0
-#define DT_DIR 4
-#define DT_REG 8
-#define DT_LNK 10
-
-#define IFTODT(mode) (((mode) & 0170000) >> 12)
-#define DTTOIF(dirtype) ((dirtype) << 12)
-#endif
-
-
-void ParseLastSent(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
-{
- RoomNetCfgLine *nptr;
- nptr = (RoomNetCfgLine *)
- malloc(sizeof(RoomNetCfgLine));
- memset(nptr, 0, sizeof(RoomNetCfgLine));
- OneRNCFG->lastsent = extract_long(LinePos, 0);
- OneRNCFG->NetConfigs[ThisOne->C] = nptr;
-}
-
-void ParseRoomAlias(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *rncfg)
-{
- if (rncfg->Sender != NULL)
- return;
-
- ParseGeneric(ThisOne, Line, LinePos, rncfg);
- rncfg->Sender = NewStrBufDup(rncfg->NetConfigs[roommailalias]->Value[0]);
-}
-
-void ParseSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
-{
- if (time(NULL) - extract_long(LinePos, 3) > EXP)
- return; /* expired subscription... */
-
- ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
-}
-void ParseUnSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
-{
- if (time(NULL) - extract_long(LinePos, 2) > EXP)
- return; /* expired subscription... */
-
- ParseGeneric(ThisOne, Line, LinePos, OneRNCFG);
-}
-
-
-void SerializeLastSent(const CfgLineType *ThisOne, StrBuf *OutputBuffer, OneRoomNetCfg *RNCfg, RoomNetCfgLine *data)
-{
- StrBufAppendBufPlain(OutputBuffer, CKEY(ThisOne->Str), 0);
- StrBufAppendPrintf(OutputBuffer, "|%ld\n", RNCfg->lastsent);
-}
-
-void DeleteLastSent(const CfgLineType *ThisOne, RoomNetCfgLine **data)
-{
- free(*data);
- *data = NULL;
-}
-
-static const RoomNetCfg SpoolCfgs [4] = {
- listrecp,
- digestrecp,
- participate,
- ignet_push_share
-};
-
-static const long SpoolCfgsCopyN [4] = {
- 1, 1, 1, 2
-};
-
-int HaveSpoolConfig(OneRoomNetCfg* RNCfg)
-{
- int i;
- int interested = 0;
- for (i=0; i < 4; i++) if (RNCfg->NetConfigs[SpoolCfgs[i]] == NULL) interested = 1;
- return interested;
-}
-
-void Netmap_AddMe(struct CtdlMessage *msg, const char *defl, long defllen)
-{
- long node_len;
- char buf[SIZ];
-
- /* prepend our node to the path */
- if (CM_IsEmpty(msg, eMessagePath)) {
- CM_SetField(msg, eMessagePath, defl, defllen);
- }
- node_len = strlen(config.c_nodename);
- if (node_len >= SIZ)
- node_len = SIZ - 1;
- memcpy(buf, config.c_nodename, node_len);
- buf[node_len] = '!';
- buf[node_len + 1] = '\0';
- CM_PrependToField(msg, eMessagePath, buf, node_len + 1);
-}
-
-void InspectQueuedRoom(SpoolControl **pSC,
- RoomProcList *room_to_spool,
- HashList *working_ignetcfg,
- HashList *the_netmap)
-{
- SpoolControl *sc;
- int i = 0;
-
- sc = (SpoolControl*)malloc(sizeof(SpoolControl));
- memset(sc, 0, sizeof(SpoolControl));
- sc->RNCfg = room_to_spool->OneRNCfg;
- sc->lastsent = room_to_spool->lastsent;
- sc->working_ignetcfg = working_ignetcfg;
- sc->the_netmap = the_netmap;
-
- /*
- * If the room doesn't exist, don't try to perform its networking tasks.
- * Normally this should never happen, but once in a while maybe a room gets
- * queued for networking and then deleted before it can happen.
- */
- if (CtdlGetRoom(&sc->room, room_to_spool->name) != 0) {
- syslog(LOG_CRIT, "ERROR: cannot load <%s>\n", room_to_spool->name);
- free(sc);
- return;
- }
- if (sc->room.QRhighest <= sc->lastsent)
- {
- syslog(LOG_DEBUG, "nothing to do for <%s>\n", room_to_spool->name);
- free(sc);
- return;
- }
-
- if (sc->RNCfg == NULL)
- sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber);
-
- if (!HaveSpoolConfig(sc->RNCfg))
- {
- free(sc);
- /* nothing to do for this room... */
- return;
- }
-
- /* Now lets remember whats needed for the actual work... */
-
- for (i=0; i < 4; i++)
- {
- aggregate_recipients(&sc->Users[SpoolCfgs[i]],
- SpoolCfgs[i],
- sc->RNCfg,
- SpoolCfgsCopyN[i]);
- }
-
- if (StrLength(sc->RNCfg->Sender) > 0)
- sc->Users[roommailalias] = NewStrBufDup(sc->RNCfg->Sender);
-
- sc->next = *pSC;
- *pSC = sc;
-
-}
-
-void CalcListID(SpoolControl *sc)
-{
- StrBuf *RoomName;
- const char *err;
- int fd;
- struct CitContext *CCC = CC;
- char filename[PATH_MAX];
-#define MAX_LISTIDLENGTH 150
-
- assoc_file_name(filename, sizeof filename, &sc->room, ctdl_info_dir);
- fd = open(filename, 0);
-
- if (fd > 0) {
- struct stat stbuf;
-
- if ((fstat(fd, &stbuf) == 0) &&
- (stbuf.st_size > 0))
- {
- sc->RoomInfo = NewStrBufPlain(NULL, stbuf.st_size + 1);
- StrBufReadBLOB(sc->RoomInfo, &fd, 0, stbuf.st_size, &err);
- }
- close(fd);
- }
-
- sc->ListID = NewStrBufPlain(NULL, 1024);
- if (StrLength(sc->RoomInfo) > 0)
- {
- const char *Pos = NULL;
- StrBufSipLine(sc->ListID, sc->RoomInfo, &Pos);
-
- if (StrLength(sc->ListID) > MAX_LISTIDLENGTH)
- {
- StrBufCutAt(sc->ListID, MAX_LISTIDLENGTH, NULL);
- StrBufAppendBufPlain(sc->ListID, HKEY("..."), 0);
- }
- StrBufAsciify(sc->ListID, ' ');
- }
- else
- {
- StrBufAppendBufPlain(sc->ListID, CCC->room.QRname, -1, 0);
- }
-
- StrBufAppendBufPlain(sc->ListID, HKEY("<"), 0);
- RoomName = NewStrBufPlain (sc->room.QRname, -1);
- StrBufAsciify(RoomName, '_');
- StrBufReplaceChars(RoomName, ' ', '_');
-
- if (StrLength(sc->Users[roommailalias]) > 0)
- {
- long Pos;
- const char *AtPos;
-
- Pos = StrLength(sc->ListID);
- StrBufAppendBuf(sc->ListID, sc->Users[roommailalias], 0);
- AtPos = strchr(ChrPtr(sc->ListID) + Pos, '@');
-
- if (AtPos != NULL)
- {
- StrBufPeek(sc->ListID, AtPos, 0, '.');
- }
- }
- else
- {
- StrBufAppendBufPlain(sc->ListID, HKEY("room_"), 0);
- StrBufAppendBuf(sc->ListID, RoomName, 0);
- StrBufAppendBufPlain(sc->ListID, HKEY("."), 0);
- StrBufAppendBufPlain(sc->ListID, config.c_fqdn, -1, 0);
- /*
- * this used to be:
- * roomname <Room-Number.list-id.fqdn>
- * according to rfc2919.txt it only has to be a uniq identifier
- * under the domain of the system;
- * in general MUAs use it to calculate the reply address nowadays.
- */
- }
- StrBufAppendBufPlain(sc->ListID, HKEY(">"), 0);
-
- if (StrLength(sc->Users[roommailalias]) == 0)
- {
- sc->Users[roommailalias] = NewStrBuf();
-
- StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("room_"), 0);
- StrBufAppendBuf(sc->Users[roommailalias], RoomName, 0);
- StrBufAppendBufPlain(sc->Users[roommailalias], HKEY("@"), 0);
- StrBufAppendBufPlain(sc->Users[roommailalias], config.c_fqdn, -1, 0);
-
- StrBufLowerCase(sc->Users[roommailalias]);
- }
-
- FreeStrBuf(&RoomName);
-}
-
-
-/*
- * Batch up and send all outbound traffic from the current room
- */
-void network_spoolout_room(SpoolControl *sc)
-{
- struct CitContext *CCC = CC;
- char buf[SIZ];
- int i;
- long lastsent;
-
- /*
- * If the room doesn't exist, don't try to perform its networking tasks.
- * Normally this should never happen, but once in a while maybe a room gets
- * queued for networking and then deleted before it can happen.
- */
- memcpy (&CCC->room, &sc->room, sizeof(ctdlroom));
-
- syslog(LOG_INFO, "Networking started for <%s>\n", CCC->room.QRname);
-
- /* If there are digest recipients, we have to build a digest */
- if (sc->Users[digestrecp] != NULL) {
- sc->digestfp = tmpfile();
- fprintf(sc->digestfp, "Content-type: text/plain\n\n");
- }
-
- CalcListID(sc);
-
- /* remember where we started... */
- lastsent = sc->lastsent;
-
- /* Do something useful */
- CtdlForEachMessage(MSGS_GT, sc->lastsent, NULL, NULL, NULL,
- network_spool_msg, sc);
-
- /* If we wrote a digest, deliver it and then close it */
- if (StrLength(sc->Users[roommailalias]) > 0)
- {
- long len;
- len = StrLength(sc->Users[roommailalias]);
- if (len + 1 > sizeof(buf))
- len = sizeof(buf) - 1;
- memcpy(buf, ChrPtr(sc->Users[roommailalias]), len);
- buf[len] = '\0';
- }
- else
- {
- snprintf(buf, sizeof buf, "room_%s@%s",
- CCC->room.QRname, config.c_fqdn);
- }
-
- for (i=0; buf[i]; ++i) {
- buf[i] = tolower(buf[i]);
- if (isspace(buf[i])) buf[i] = '_';
- }
- if (sc->digestfp != NULL) {
- fprintf(sc->digestfp,
- " -----------------------------------"
- "------------------------------------"
- "-------\n"
- "You are subscribed to the '%s' "
- "list.\n"
- "To post to the list: %s\n",
- CCC->room.QRname, buf
- );
- network_deliver_digest(sc); /* deliver and close */
- }
-
- /* Now rewrite the config file */
- if (sc->lastsent != lastsent)
- {
- sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber);
-
- sc->RNCfg->lastsent = sc->lastsent;
- sc->RNCfg->changed = 1;
- }
- end_critical_section(S_NETCONFIGS);
-}
-
-/*
- * Process a buffer containing a single message from a single file
- * from the inbound queue
- */
-void network_process_buffer(char *buffer, long size, HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
-{
- long len;
- struct CitContext *CCC = CC;
- StrBuf *Buf = NULL;
- struct CtdlMessage *msg = NULL;
- long pos;
- int field;
- recptypes *recp = NULL;
- char target_room[ROOMNAMELEN];
- struct ser_ret sermsg;
- char filename[PATH_MAX];
- FILE *fp;
- const StrBuf *nexthop = NULL;
- unsigned char firstbyte;
- unsigned char lastbyte;
-
- QN_syslog(LOG_DEBUG, "network_process_buffer() processing %ld bytes\n", size);
-
- /* Validate just a little bit. First byte should be FF and * last byte should be 00. */
- firstbyte = buffer[0];
- lastbyte = buffer[size-1];
- if ( (firstbyte != 255) || (lastbyte != 0) ) {
- QN_syslog(LOG_ERR, "Corrupt message ignored. Length=%ld, firstbyte = %d, lastbyte = %d\n",
- size, firstbyte, lastbyte);
- return;
- }
-
- /* Set default target room to trash */
- strcpy(target_room, TWITROOM);
-
- /* Load the message into memory */
- msg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
- memset(msg, 0, sizeof(struct CtdlMessage));
- msg->cm_magic = CTDLMESSAGE_MAGIC;
- msg->cm_anon_type = buffer[1];
- msg->cm_format_type = buffer[2];
-
- for (pos = 3; pos < size; ++pos) {
- field = buffer[pos];
- len = strlen(buffer + pos + 1);
- CM_SetField(msg, field, buffer + pos + 1, len);
- pos = pos + len + 1;
- }
-
- /* Check for message routing */
- if (!CM_IsEmpty(msg, eDestination)) {
- if (strcasecmp(msg->cm_fields[eDestination], config.c_nodename)) {
-
- /* route the message */
- Buf = NewStrBufPlain(CM_KEY(msg,eDestination));
- if (CtdlIsValidNode(&nexthop,
- NULL,
- Buf,
- working_ignetcfg,
- the_netmap) == 0)
- {
- Netmap_AddMe(msg, HKEY("unknown_user"));
-
- /* serialize the message */
- CtdlSerializeMessage(&sermsg, msg);
-
- /* now send it */
- if (StrLength(nexthop) == 0) {
- nexthop = Buf;
- }
- snprintf(filename,
- sizeof filename,
- "%s/%s@%lx%x",
- ctdl_netout_dir,
- ChrPtr(nexthop),
- 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(sermsg.ser);
- CM_Free(msg);
- FreeStrBuf(&Buf);
- return;
- }
-
- else { /* invalid destination node name */
- FreeStrBuf(&Buf);
-
- network_bounce(msg,
-"A message you sent could not be delivered due to an invalid destination node"
-" name. Please check the address and try sending the message again.\n");
- msg = NULL;
- return;
-
- }
- }
- }
-
- /*
- * Check to see if we already have a copy of this message, and
- * abort its processing if so. (We used to post a warning to Aide>
- * every time this happened, but the network is now so densely
- * connected that it's inevitable.)
- */
- if (network_usetable(msg) != 0) {
- CM_Free(msg);
- return;
- }
-
- /* Learn network topology from the path */
- if (!CM_IsEmpty(msg, eNodeName) && !CM_IsEmpty(msg, eMessagePath)) {
- NetworkLearnTopology(msg->cm_fields[eNodeName],
- msg->cm_fields[eMessagePath],
- the_netmap,
- netmap_changed);
- }
-
- /* Is the sending node giving us a very persuasive suggestion about
- * which room this message should be saved in? If so, go with that.
- */
- if (!CM_IsEmpty(msg, eRemoteRoom)) {
- safestrncpy(target_room, msg->cm_fields[eRemoteRoom], sizeof target_room);
- }
-
- /* Otherwise, does it have a recipient? If so, validate it... */
- else if (!CM_IsEmpty(msg, eRecipient)) {
- recp = validate_recipients(msg->cm_fields[eRecipient], NULL, 0);
- if (recp != NULL) if (recp->num_error != 0) {
- network_bounce(msg,
- "A message you sent could not be delivered due to an invalid address.\n"
- "Please check the address and try sending the message again.\n");
- msg = NULL;
- free_recipients(recp);
- QNM_syslog(LOG_DEBUG, "Bouncing message due to invalid recipient address.\n");
- return;
- }
- strcpy(target_room, ""); /* no target room if mail */
- }
-
- /* Our last shot at finding a home for this message is to see if
- * it has the eOriginalRoom (O) field (Originating room) set.
- */
- else if (!CM_IsEmpty(msg, eOriginalRoom)) {
- safestrncpy(target_room, msg->cm_fields[eOriginalRoom], sizeof target_room);
- }
-
- /* Strip out fields that are only relevant during transit */
- CM_FlushField(msg, eDestination);
- CM_FlushField(msg, eRemoteRoom);
-
- /* save the message into a room */
- if (PerformNetprocHooks(msg, target_room) == 0) {
- msg->cm_flags = CM_SKIP_HOOKS;
- CtdlSubmitMsg(msg, recp, target_room, 0);
- }
- CM_Free(msg);
- free_recipients(recp);
-}
-
-
-/*
- * Process a single message from a single file from the inbound queue
- */
-void network_process_message(FILE *fp,
- long msgstart,
- long msgend,
- HashList *working_ignetcfg,
- HashList *the_netmap,
- int *netmap_changed)
-{
- long hold_pos;
- long size;
- char *buffer;
-
- hold_pos = ftell(fp);
- size = msgend - msgstart + 1;
- buffer = malloc(size);
- if (buffer != NULL) {
- fseek(fp, msgstart, SEEK_SET);
- if (fread(buffer, size, 1, fp) > 0) {
- network_process_buffer(buffer,
- size,
- working_ignetcfg,
- the_netmap,
- netmap_changed);
- }
- free(buffer);
- }
-
- fseek(fp, hold_pos, SEEK_SET);
-}
-
-
-/*
- * Process a single file from the inbound queue
- */
-void network_process_file(char *filename,
- HashList *working_ignetcfg,
- HashList *the_netmap,
- int *netmap_changed)
-{
- struct CitContext *CCC = CC;
- FILE *fp;
- long msgstart = (-1L);
- long msgend = (-1L);
- long msgcur = 0L;
- int ch;
- int nMessages = 0;
-
- fp = fopen(filename, "rb");
- if (fp == NULL) {
- QN_syslog(LOG_CRIT, "Error opening %s: %s\n", filename, strerror(errno));
- return;
- }
-
- fseek(fp, 0L, SEEK_END);
- QN_syslog(LOG_INFO, "network: processing %ld bytes from %s\n", ftell(fp), filename);
- rewind(fp);
-
- /* Look for messages in the data stream and break them out */
- while (ch = getc(fp), ch >= 0) {
-
- if (ch == 255) {
- if (msgstart >= 0L) {
- msgend = msgcur - 1;
- network_process_message(fp,
- msgstart,
- msgend,
- working_ignetcfg,
- the_netmap,
- netmap_changed);
- }
- msgstart = msgcur;
- }
-
- ++msgcur;
- nMessages ++;
- }
-
- msgend = msgcur - 1;
- if (msgstart >= 0L) {
- network_process_message(fp,
- msgstart,
- msgend,
- working_ignetcfg,
- the_netmap,
- netmap_changed);
- nMessages ++;
- }
-
- if (nMessages > 0)
- QN_syslog(LOG_INFO,
- "network: processed %d messages in %s\n",
- nMessages,
- filename);
-
- fclose(fp);
- unlink(filename);
-}
-
-
-/*
- * Process anything in the inbound queue
- */
-void network_do_spoolin(HashList *working_ignetcfg, HashList *the_netmap, int *netmap_changed)
-{
- struct CitContext *CCC = CC;
- DIR *dp;
- struct dirent *d;
- struct dirent *filedir_entry;
- struct stat statbuf;
- char filename[PATH_MAX];
- static time_t last_spoolin_mtime = 0L;
- int d_type = 0;
- int d_namelen;
-
- /*
- * Check the spoolin directory's modification time. If it hasn't
- * been touched, we don't need to scan it.
- */
- if (stat(ctdl_netin_dir, &statbuf)) return;
- if (statbuf.st_mtime == last_spoolin_mtime) {
- QNM_syslog(LOG_DEBUG, "network: nothing in inbound queue\n");
- return;
- }
- last_spoolin_mtime = statbuf.st_mtime;
- QNM_syslog(LOG_DEBUG, "network: processing inbound queue\n");
-
- /*
- * Ok, there's something interesting in there, so scan it.
- */
- dp = opendir(ctdl_netin_dir);
- if (dp == NULL) return;
-
- d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
- if (d == NULL) {
- closedir(dp);
- return;
- }
-
- while ((readdir_r(dp, d, &filedir_entry) == 0) &&
- (filedir_entry != NULL))
- {
-#ifdef _DIRENT_HAVE_D_NAMLEN
- d_namelen = filedir_entry->d_namelen;
-
-#else
- d_namelen = strlen(filedir_entry->d_name);
-#endif
-
-#ifdef _DIRENT_HAVE_D_TYPE
- d_type = filedir_entry->d_type;
-#else
- d_type = DT_UNKNOWN;
-#endif
- if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
- continue; /* Ignore backup files... */
-
- if ((d_namelen == 1) &&
- (filedir_entry->d_name[0] == '.'))
- continue;
-
- if ((d_namelen == 2) &&
- (filedir_entry->d_name[0] == '.') &&
- (filedir_entry->d_name[1] == '.'))
- continue;
-
- if (d_type == DT_UNKNOWN) {
- struct stat s;
- char path[PATH_MAX];
-
- snprintf(path,
- PATH_MAX,
- "%s/%s",
- ctdl_netin_dir,
- filedir_entry->d_name);
-
- if (lstat(path, &s) == 0) {
- d_type = IFTODT(s.st_mode);
- }
- }
-
- switch (d_type)
- {
- case DT_DIR:
- break;
- case DT_LNK: /* TODO: check whether its a file or a directory */
- case DT_REG:
- snprintf(filename,
- sizeof filename,
- "%s/%s",
- ctdl_netin_dir,
- d->d_name
- );
- network_process_file(filename,
- working_ignetcfg,
- the_netmap,
- netmap_changed);
- }
- }
-
- closedir(dp);
- free(d);
-}
-
-/*
- * Step 1: consolidate files in the outbound queue into one file per neighbor node
- * Step 2: delete any files in the outbound queue that were for neighbors who no longer exist.
- */
-void network_consolidate_spoolout(HashList *working_ignetcfg, HashList *the_netmap)
-{
- struct CitContext *CCC = CC;
- IOBuffer IOB;
- FDIOBuffer FDIO;
- int d_namelen;
- DIR *dp;
- struct dirent *d;
- struct dirent *filedir_entry;
- const char *pch;
- char spooloutfilename[PATH_MAX];
- char filename[PATH_MAX];
- const StrBuf *nexthop;
- StrBuf *NextHop;
- int i;
- struct stat statbuf;
- int nFailed = 0;
- int d_type = 0;
-
-
- /* Step 1: consolidate files in the outbound queue into one file per neighbor node */
- d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 1);
- if (d == NULL) return;
-
- dp = opendir(ctdl_netout_dir);
- if (dp == NULL) {
- free(d);
- return;
- }
-
- NextHop = NewStrBuf();
- memset(&IOB, 0, sizeof(IOBuffer));
- memset(&FDIO, 0, sizeof(FDIOBuffer));
- FDIO.IOB = &IOB;
-
- while ((readdir_r(dp, d, &filedir_entry) == 0) &&
- (filedir_entry != NULL))
- {
-#ifdef _DIRENT_HAVE_D_NAMLEN
- d_namelen = filedir_entry->d_namelen;
-
-#else
- d_namelen = strlen(filedir_entry->d_name);
-#endif
-
-#ifdef _DIRENT_HAVE_D_TYPE
- d_type = filedir_entry->d_type;
-#else
- d_type = DT_UNKNOWN;
-#endif
- if (d_type == DT_DIR)
- continue;
-
- if ((d_namelen > 1) && filedir_entry->d_name[d_namelen - 1] == '~')
- continue; /* Ignore backup files... */
-
- if ((d_namelen == 1) &&
- (filedir_entry->d_name[0] == '.'))
- continue;
-
- if ((d_namelen == 2) &&
- (filedir_entry->d_name[0] == '.') &&
- (filedir_entry->d_name[1] == '.'))
- continue;
-
- pch = strchr(filedir_entry->d_name, '@');
- if (pch == NULL)
- continue;
-
- snprintf(filename,
- sizeof filename,
- "%s/%s",
- ctdl_netout_dir,
- filedir_entry->d_name);
-
- StrBufPlain(NextHop,
- filedir_entry->d_name,
- pch - filedir_entry->d_name);
-
- snprintf(spooloutfilename,
- sizeof spooloutfilename,
- "%s/%s",
- ctdl_netout_dir,
- ChrPtr(NextHop));
-
- QN_syslog(LOG_DEBUG, "Consolidate %s to %s\n", filename, ChrPtr(NextHop));
- if (CtdlNetworkTalkingTo(SKEY(NextHop), NTT_CHECK)) {
- nFailed++;
- QN_syslog(LOG_DEBUG,
- "Currently online with %s - skipping for now\n",
- ChrPtr(NextHop)
- );
- }
- else {
- size_t dsize;
- size_t fsize;
- int infd, outfd;
- const char *err = NULL;
- CtdlNetworkTalkingTo(SKEY(NextHop), NTT_ADD);
-
- infd = open(filename, O_RDONLY);
- if (infd == -1) {
- nFailed++;
- QN_syslog(LOG_ERR,
- "failed to open %s for reading due to %s; skipping.\n",
- filename, strerror(errno)
- );
- CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
- continue;
- }
-
- outfd = open(spooloutfilename,
- O_EXCL|O_CREAT|O_NONBLOCK|O_WRONLY,
- S_IRUSR|S_IWUSR);
- if (outfd == -1)
- {
- outfd = open(spooloutfilename,
- O_EXCL|O_NONBLOCK|O_WRONLY,
- S_IRUSR | S_IWUSR);
- }
- if (outfd == -1) {
- nFailed++;
- QN_syslog(LOG_ERR,
- "failed to open %s for reading due to %s; skipping.\n",
- spooloutfilename, strerror(errno)
- );
- close(infd);
- CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
- continue;
- }
-
- dsize = lseek(outfd, 0, SEEK_END);
- lseek(outfd, -dsize, SEEK_SET);
-
- fstat(infd, &statbuf);
- fsize = statbuf.st_size;
-/*
- fsize = lseek(infd, 0, SEEK_END);
-*/
- IOB.fd = infd;
- FDIOBufferInit(&FDIO, &IOB, outfd, fsize + dsize);
- FDIO.ChunkSendRemain = fsize;
- FDIO.TotalSentAlready = dsize;
- err = NULL;
- errno = 0;
- do {} while ((FileMoveChunked(&FDIO, &err) > 0) && (err == NULL));
- if (err == NULL) {
- unlink(filename);
- QN_syslog(LOG_DEBUG,
- "Spoolfile %s now "SIZE_T_FMT" k\n",
- spooloutfilename,
- (dsize + fsize)/1024
- );
- }
- else {
- nFailed++;
- QN_syslog(LOG_ERR,
- "failed to append to %s [%s]; rolling back..\n",
- spooloutfilename, strerror(errno)
- );
- /* whoops partial append?? truncate spooloutfilename again! */
- ftruncate(outfd, dsize);
- }
- FDIOBufferDelete(&FDIO);
- close(infd);
- close(outfd);
- CtdlNetworkTalkingTo(SKEY(NextHop), NTT_REMOVE);
- }
- }
- closedir(dp);
-
- if (nFailed > 0) {
- FreeStrBuf(&NextHop);
- QN_syslog(LOG_INFO,
- "skipping Spoolcleanup because of %d files unprocessed.\n",
- nFailed
- );
-
- return;
- }
-
- /* Step 2: delete any files in the outbound queue that were for neighbors who no longer exist */
- dp = opendir(ctdl_netout_dir);
- if (dp == NULL) {
- FreeStrBuf(&NextHop);
- free(d);
- return;
- }
-
- while ((readdir_r(dp, d, &filedir_entry) == 0) &&
- (filedir_entry != NULL))
- {
-#ifdef _DIRENT_HAVE_D_NAMLEN
- d_namelen = filedir_entry->d_namelen;
-
-#else
- d_namelen = strlen(filedir_entry->d_name);
-#endif
-
-#ifdef _DIRENT_HAVE_D_TYPE
- d_type = filedir_entry->d_type;
-#else
- d_type = DT_UNKNOWN;
-#endif
- if (d_type == DT_DIR)
- continue;
-
- if ((d_namelen == 1) &&
- (filedir_entry->d_name[0] == '.'))
- continue;
-
- if ((d_namelen == 2) &&
- (filedir_entry->d_name[0] == '.') &&
- (filedir_entry->d_name[1] == '.'))
- continue;
-
- pch = strchr(filedir_entry->d_name, '@');
- if (pch == NULL) /* no @ in name? consolidated file. */
- continue;
-
- StrBufPlain(NextHop,
- filedir_entry->d_name,
- pch - filedir_entry->d_name);
-
- snprintf(filename,
- sizeof filename,
- "%s/%s",
- ctdl_netout_dir,
- filedir_entry->d_name
- );
-
- i = CtdlIsValidNode(&nexthop,
- NULL,
- NextHop,
- working_ignetcfg,
- the_netmap);
-
- if ( (i != 0) || (StrLength(nexthop) > 0) ) {
- unlink(filename);
- }
- }
- FreeStrBuf(&NextHop);
- free(d);
- closedir(dp);
-}
-
-void free_spoolcontrol_struct(SpoolControl **sc)
-{
- free_spoolcontrol_struct_members(*sc);
- free(*sc);
- *sc = NULL;
-}
-
-void free_spoolcontrol_struct_members(SpoolControl *sc)
-{
- int i;
- FreeStrBuf(&sc->RoomInfo);
- FreeStrBuf(&sc->ListID);
- for (i = 0; i < maxRoomNetCfg; i++)
- FreeStrBuf(&sc->Users[i]);
-}
-
-
-
-/*
- * It's ok if these directories already exist. Just fail silently.
- */
-void create_spool_dirs(void) {
- if ((mkdir(ctdl_spool_dir, 0700) != 0) && (errno != EEXIST))
- syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_spool_dir, strerror(errno));
- if (chown(ctdl_spool_dir, CTDLUID, (-1)) != 0)
- syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_spool_dir, strerror(errno));
- if ((mkdir(ctdl_netin_dir, 0700) != 0) && (errno != EEXIST))
- syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netin_dir, strerror(errno));
- if (chown(ctdl_netin_dir, CTDLUID, (-1)) != 0)
- syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netin_dir, strerror(errno));
- if ((mkdir(ctdl_nettmp_dir, 0700) != 0) && (errno != EEXIST))
- syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_nettmp_dir, strerror(errno));
- if (chown(ctdl_nettmp_dir, CTDLUID, (-1)) != 0)
- syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_nettmp_dir, strerror(errno));
- if ((mkdir(ctdl_netout_dir, 0700) != 0) && (errno != EEXIST))
- syslog(LOG_EMERG, "unable to create directory [%s]: %s", ctdl_netout_dir, strerror(errno));
- if (chown(ctdl_netout_dir, CTDLUID, (-1)) != 0)
- syslog(LOG_EMERG, "unable to set the access rights for [%s]: %s", ctdl_netout_dir, strerror(errno));
-}
-
/*
* Module entry point
*/
{
if (!threading)
{
- CtdlREGISTERRoomCfgType(subpending, ParseSubPendingLine, 0, 5, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
- CtdlREGISTERRoomCfgType(unsubpending, ParseUnSubPendingLine, 0, 4, SerializeGeneric, DeleteGenericCfgLine); /// todo: move this to mailinglist manager
- CtdlREGISTERRoomCfgType(lastsent, ParseLastSent, 1, 1, SerializeLastSent, DeleteLastSent);
- CtdlREGISTERRoomCfgType(ignet_push_share, ParseGeneric, 0, 2, SerializeGeneric, DeleteGenericCfgLine); // [remotenode|remoteroomname (optional)]// todo: move this to the ignet client
- CtdlREGISTERRoomCfgType(listrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
- CtdlREGISTERRoomCfgType(digestrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
- CtdlREGISTERRoomCfgType(participate, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
- CtdlREGISTERRoomCfgType(roommailalias, ParseRoomAlias, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
-
- create_spool_dirs();
-//////todo CtdlRegisterCleanupHook(destroy_network_queue_room);
+ //CtdlREGISTERRoomCfgType(subpending, ParseSubPendingLine, 0, 5, SerializeGeneric, DeleteGenericCfgLine);
+ //CtdlREGISTERRoomCfgType(unsubpending, ParseUnSubPendingLine, 0, 4, SerializeGeneric, DeleteGenericCfgLine);
+ //CtdlREGISTERRoomCfgType(lastsent, ParseLastSent, 1, 1, SerializeLastSent, DeleteLastSent);
+ //CtdlREGISTERRoomCfgType(listrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
+ //CtdlREGISTERRoomCfgType(digestrecp, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
+ //CtdlREGISTERRoomCfgType(participate, ParseGeneric, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
+ //CtdlREGISTERRoomCfgType(roommailalias, ParseRoomAlias, 0, 1, SerializeGeneric, DeleteGenericCfgLine);
}
return "network_spool";
}
projects / citadel.git / blobdiff