X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fmodules%2Fnetwork%2Fserv_netspool.c;h=0edb1f11efa0e240bcf7c7c3d79ead11d21b3934;hb=17facca88daba3788c5fcf6ffc8d57f3ed7a5905;hp=f0128f0168fffdd5135000912a40f47ba69d8786;hpb=2506fdb3c8df79cd2055bb3ca8306494d6d61e94;p=citadel.git diff --git a/citadel/modules/network/serv_netspool.c b/citadel/modules/network/serv_netspool.c index f0128f016..0edb1f11e 100644 --- a/citadel/modules/network/serv_netspool.c +++ b/citadel/modules/network/serv_netspool.c @@ -2,22 +2,16 @@ * This module handles shared rooms, inter-Citadel mail, and outbound * mailing list processing. * - * Copyright (c) 2000-2011 by the citadel.org team + * Copyright (c) 2000-2012 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 as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. + * 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. * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * * ** NOTE ** A word on the S_NETCONFIGS semaphore: * This is a fairly high-level type of critical section. It ensures that no * two threads work on the netconfigs files at the same time. Since we do @@ -78,402 +72,397 @@ #include "internet_addressing.h" #include "serv_network.h" #include "clientsocket.h" -#include "file_ops.h" #include "citadel_dirs.h" #include "threads.h" +#include "context.h" -#ifndef HAVE_SNPRINTF -#include "snprintf.h" -#endif +#include "ctdl_module.h" -#include "context.h" -#include "netconfig.h" #include "netspool.h" #include "netmail.h" -#include "ctdl_module.h" -/* - * Learn topology from path fields - */ -void network_learn_topology(char *node, char *path, NetMap *the_netmap, int *netmap_changed) { - char nexthop[256]; - NetMap *nmptr; - - strcpy(nexthop, ""); - - if (num_tokens(path, '!') < 3) return; - for (nmptr = the_netmap; nmptr != NULL; nmptr = nmptr->next) { - if (!strcasecmp(nmptr->nodename, node)) { - extract_token(nmptr->nexthop, path, 0, '!', sizeof nmptr->nexthop); - nmptr->lastcontact = time(NULL); - (*netmap_changed) ++; - return; - } - } - /* If we got here then it's not in the map, so add it. */ - nmptr = (NetMap *) malloc(sizeof (NetMap)); - strcpy(nmptr->nodename, node); - nmptr->lastcontact = time(NULL); - extract_token(nmptr->nexthop, path, 0, '!', sizeof nmptr->nexthop); - nmptr->next = the_netmap; - the_netmap = nmptr; - (*netmap_changed) ++; +#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]); +} -int read_spoolcontrol_file(SpoolControl **scc, char *filename) +void ParseSubPendingLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG) { - FILE *fp; - char instr[SIZ]; - char buf[SIZ]; - char nodename[256]; - char roomname[ROOMNAMELEN]; - size_t miscsize = 0; - size_t linesize = 0; - int skipthisline = 0; - namelist *nptr = NULL; - maplist *mptr = NULL; - SpoolControl *sc; + if (time(NULL) - extract_long(LinePos, 3) > EXP) + return; /* expired subscription... */ - fp = fopen(filename, "r"); - if (fp == NULL) { - return 0; - } - sc = malloc(sizeof(SpoolControl)); - memset(sc, 0, sizeof(SpoolControl)); - *scc = sc; + 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... */ - while (fgets(buf, sizeof buf, fp) != NULL) { - buf[strlen(buf)-1] = 0; + ParseGeneric(ThisOne, Line, LinePos, OneRNCFG); +} - extract_token(instr, buf, 0, '|', sizeof instr); - if (!strcasecmp(instr, strof(lastsent))) { - sc->lastsent = extract_long(buf, 1); - } - else if (!strcasecmp(instr, strof(listrecp))) { - nptr = (namelist *) - malloc(sizeof(namelist)); - nptr->next = sc->listrecps; - extract_token(nptr->name, buf, 1, '|', sizeof nptr->name); - sc->listrecps = nptr; - } - else if (!strcasecmp(instr, strof(participate))) { - nptr = (namelist *) - malloc(sizeof(namelist)); - nptr->next = sc->participates; - extract_token(nptr->name, buf, 1, '|', sizeof nptr->name); - sc->participates = nptr; - } - else if (!strcasecmp(instr, strof(digestrecp))) { - nptr = (namelist *) - malloc(sizeof(namelist)); - nptr->next = sc->digestrecps; - extract_token(nptr->name, buf, 1, '|', sizeof nptr->name); - sc->digestrecps = nptr; - } - else if (!strcasecmp(instr, strof(ignet_push_share))) { - extract_token(nodename, buf, 1, '|', sizeof nodename); - extract_token(roomname, buf, 2, '|', sizeof roomname); - mptr = (maplist *) malloc(sizeof(maplist)); - mptr->next = sc->ignet_push_shares; - strcpy(mptr->remote_nodename, nodename); - strcpy(mptr->remote_roomname, roomname); - sc->ignet_push_shares = mptr; - } - else { - /* Preserve 'other' lines ... *unless* they happen to - * be subscribe/unsubscribe pendings with expired - * timestamps. - */ - skipthisline = 0; - if (!strncasecmp(buf, strof(subpending)"|", 11)) { - if (time(NULL) - extract_long(buf, 4) > EXP) { - skipthisline = 1; - } - } - if (!strncasecmp(buf, strof(unsubpending)"|", 13)) { - if (time(NULL) - extract_long(buf, 3) > EXP) { - skipthisline = 1; - } - } - if (skipthisline == 0) { - linesize = strlen(buf); - sc->misc = realloc(sc->misc, - (miscsize + linesize + 2) ); - sprintf(&sc->misc[miscsize], "%s\n", buf); - miscsize = miscsize + linesize + 1; - } - } +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); } - fclose(fp); - return 1; + node_len = configlen.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 free_spoolcontrol_struct(SpoolControl **scc) +void InspectQueuedRoom(SpoolControl **pSC, + RoomProcList *room_to_spool, + HashList *working_ignetcfg, + HashList *the_netmap) { + struct CitContext *CCC = CC; SpoolControl *sc; - namelist *nptr = NULL; - maplist *mptr = NULL; - - sc = *scc; - while (sc->listrecps != NULL) { - nptr = sc->listrecps->next; - free(sc->listrecps); - sc->listrecps = nptr; - } - /* Do the same for digestrecps */ - while (sc->digestrecps != NULL) { - nptr = sc->digestrecps->next; - free(sc->digestrecps); - sc->digestrecps = nptr; - } - /* Do the same for participates */ - while (sc->participates != NULL) { - nptr = sc->participates->next; - free(sc->participates); - sc->participates = nptr; - } - while (sc->ignet_push_shares != NULL) { - mptr = sc->ignet_push_shares->next; - free(sc->ignet_push_shares); - sc->ignet_push_shares = mptr; - } - free(sc->misc); - free(sc); - *scc=NULL; + 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) + { + QN_syslog(LOG_DEBUG, "nothing to do for <%s>\n", room_to_spool->name); + free(sc); + return; + } + + begin_critical_section(S_NETCONFIGS); + if (sc->RNCfg == NULL) + sc->RNCfg = CtdlGetNetCfgForRoom(sc->room.QRnumber); + + if (!HaveSpoolConfig(sc->RNCfg)) + { + end_critical_section(S_NETCONFIGS); + 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); + end_critical_section(S_NETCONFIGS); + + sc->next = *pSC; + *pSC = sc; + } -int writenfree_spoolcontrol_file(SpoolControl **scc, char *filename) +void CalcListID(SpoolControl *sc) { - char tempfilename[PATH_MAX]; - int TmpFD; - SpoolControl *sc; - namelist *nptr = NULL; - maplist *mptr = NULL; - long len; - time_t unixtime; - struct timeval tv; - long reltid; /* if we don't have SYS_gettid, use "random" value */ - StrBuf *Cfg; - int rc; + StrBuf *RoomName; + const char *err; + int fd; + struct CitContext *CCC = CC; + char filename[PATH_MAX]; +#define MAX_LISTIDLENGTH 150 - len = strlen(filename); - memcpy(tempfilename, filename, len + 1); + assoc_file_name(filename, sizeof filename, &sc->room, ctdl_info_dir); + fd = open(filename, 0); + if (fd > 0) { + struct stat stbuf; -#if defined(HAVE_SYSCALL_H) && defined (SYS_gettid) - reltid = syscall(SYS_gettid); -#endif - gettimeofday(&tv, NULL); - /* Promote to time_t; types differ on some OSes (like darwin) */ - unixtime = tv.tv_sec; - - sprintf(tempfilename + len, ".%ld-%ld", reltid, unixtime); - sc = *scc; - errno = 0; - TmpFD = open(tempfilename, O_CREAT|O_EXCL|O_RDWR, S_IRUSR|S_IWUSR); - Cfg = NewStrBuf(); - if ((TmpFD < 0) || (errno != 0)) { - syslog(LOG_CRIT, "ERROR: cannot open %s: %s\n", - filename, strerror(errno)); - free_spoolcontrol_struct(scc); - unlink(tempfilename); - } - else { - fchown(TmpFD, config.c_ctdluid, 0); - StrBufAppendPrintf(Cfg, "lastsent|%ld\n", sc->lastsent); - - /* Write out the listrecps while freeing from memory at the - * same time. Am I clever or what? :) - */ - while (sc->listrecps != NULL) { - StrBufAppendPrintf(Cfg, "listrecp|%s\n", sc->listrecps->name); - nptr = sc->listrecps->next; - free(sc->listrecps); - sc->listrecps = nptr; - } - /* Do the same for digestrecps */ - while (sc->digestrecps != NULL) { - StrBufAppendPrintf(Cfg, "digestrecp|%s\n", sc->digestrecps->name); - nptr = sc->digestrecps->next; - free(sc->digestrecps); - sc->digestrecps = nptr; - } - /* Do the same for participates */ - while (sc->participates != NULL) { - StrBufAppendPrintf(Cfg, "participate|%s\n", sc->participates->name); - nptr = sc->participates->next; - free(sc->participates); - sc->participates = nptr; - } - while (sc->ignet_push_shares != NULL) { - StrBufAppendPrintf(Cfg, "ignet_push_share|%s", sc->ignet_push_shares->remote_nodename); - if (!IsEmptyStr(sc->ignet_push_shares->remote_roomname)) { - StrBufAppendPrintf(Cfg, "|%s", sc->ignet_push_shares->remote_roomname); - } - StrBufAppendPrintf(Cfg, "\n"); - mptr = sc->ignet_push_shares->next; - free(sc->ignet_push_shares); - sc->ignet_push_shares = mptr; - } - if (sc->misc != NULL) { - StrBufAppendBufPlain(Cfg, sc->misc, -1, 0); + 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); } - free(sc->misc); + close(fd); + } + + sc->ListID = NewStrBufPlain(NULL, 1024); + if (StrLength(sc->RoomInfo) > 0) + { + const char *Pos = NULL; + StrBufSipLine(sc->ListID, sc->RoomInfo, &Pos); - rc = write(TmpFD, ChrPtr(Cfg), StrLength(Cfg)); - if ((rc >=0 ) && (rc == StrLength(Cfg))) + if (StrLength(sc->ListID) > MAX_LISTIDLENGTH) { - close(TmpFD); - rename(tempfilename, filename); + StrBufCutAt(sc->ListID, MAX_LISTIDLENGTH, NULL); + StrBufAppendBufPlain(sc->ListID, HKEY("..."), 0); } - else { - syslog(LOG_EMERG, - "unable to write %s; [%s]; not enough space on the disk?\n", - tempfilename, - strerror(errno)); - close(TmpFD); - unlink(tempfilename); + 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, '.'); } - FreeStrBuf(&Cfg); - free(sc); - *scc=NULL; } - return 1; -} -int is_recipient(SpoolControl *sc, const char *Name) -{ - namelist *nptr; - size_t len; - - len = strlen(Name); - nptr = sc->listrecps; - while (nptr != NULL) { - if (strncmp(Name, nptr->name, len)==0) - return 1; - nptr = nptr->next; - } - /* Do the same for digestrecps */ - nptr = sc->digestrecps; - while (nptr != NULL) { - if (strncmp(Name, nptr->name, len)==0) - return 1; - nptr = nptr->next; - } - /* Do the same for participates */ - nptr = sc->participates; - while (nptr != NULL) { - if (strncmp(Name, nptr->name, len)==0) - return 1; - nptr = nptr->next; - } - return 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 + * 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); } +static time_t last_digest_delivery = 0; /* * Batch up and send all outbound traffic from the current room */ -void network_spoolout_room(char *room_to_spool, - char *working_ignetcfg, - NetMap *the_netmap) +void network_spoolout_room(SpoolControl *sc) { + struct CitContext *CCC = CC; char buf[SIZ]; - char filename[PATH_MAX]; - SpoolControl *sc; 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. */ - if (CtdlGetRoom(&CC->room, room_to_spool) != 0) { - syslog(LOG_CRIT, "ERROR: cannot load <%s>\n", room_to_spool); - return; - } + memcpy (&CCC->room, &sc->room, sizeof(ctdlroom)); - assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir); - begin_critical_section(S_NETCONFIGS); - - /* Only do net processing for rooms that have netconfigs */ - if (!read_spoolcontrol_file(&sc, filename)) - { - end_critical_section(S_NETCONFIGS); - return; - } - syslog(LOG_INFO, "Networking started for <%s>\n", CC->room.QRname); + syslog(LOG_INFO, "Networking started for <%s>\n", CCC->room.QRname); - sc->working_ignetcfg = working_ignetcfg; - sc->the_netmap = the_netmap; + CalcListID(sc); - /* If there are digest recipients, we have to build a digest */ - if (sc->digestrecps != NULL) { - sc->digestfp = tmpfile(); - fprintf(sc->digestfp, "Content-type: text/plain\n\n"); - } + /* remember where we started... */ + lastsent = sc->lastsent; - /* Do something useful */ + /* Fetch the messages we ought to send & prepare them. */ CtdlForEachMessage(MSGS_GT, sc->lastsent, NULL, NULL, NULL, network_spool_msg, sc); - /* If we wrote a digest, deliver it and then close it */ - snprintf(buf, sizeof buf, "room_%s@%s", - CC->room.QRname, config.c_fqdn); + 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, " -----------------------------------" + + + /* If we wrote a digest, deliver it and then close it */ + if (sc->Users[digestrecp] != NULL) { + time_t now = time(NULL); + time_t secs_today = now % (24 * 60 * 60); + long delta = 0; + + if (last_digest_delivery != 0) { + delta = now - last_digest_delivery; + delta = (24 * 60 * 60) - delta; + } + + if ((secs_today < 300) && + (delta < 300)) + { + if (sc->digestfp == NULL) { + sc->digestfp = create_digest_file(&sc->room, 0); + } + if (sc->digestfp != NULL) { + last_digest_delivery = now; + fprintf(sc->digestfp, + " -----------------------------------" "------------------------------------" "-------\n" "You are subscribed to the '%s' " "list.\n" "To post to the list: %s\n", - CC->room.QRname, buf - ); - network_deliver_digest(sc); /* deliver and close */ + CCC->room.QRname, buf + ); + network_deliver_digest(sc); /* deliver */ + remove_digest_file(&sc->room); + } + } + } + if (sc->digestfp != NULL) { + fclose(sc->digestfp); + sc->digestfp = NULL; } /* Now rewrite the config file */ - writenfree_spoolcontrol_file(&sc, filename); - end_critical_section(S_NETCONFIGS); + if (sc->lastsent != lastsent) + { + begin_critical_section(S_NETCONFIGS); + 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, char *working_ignetcfg, NetMap *the_netmap, int *netmap_changed) +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; - struct recptypes *recp = NULL; + recptypes *recp = NULL; char target_room[ROOMNAMELEN]; struct ser_ret sermsg; - char *oldpath = NULL; char filename[PATH_MAX]; FILE *fp; - char nexthop[SIZ]; + const StrBuf *nexthop = NULL; unsigned char firstbyte; unsigned char lastbyte; - syslog(LOG_DEBUG, "network_process_buffer() processing %ld bytes\n", size); + 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) ) { - syslog(LOG_ERR, "Corrupt message ignored. Length=%ld, firstbyte = %d, lastbyte = %d\n", - size, firstbyte, lastbyte); + QN_syslog(LOG_ERR, "Corrupt message ignored. Length=%ld, firstbyte = %d, lastbyte = %d\n", + size, firstbyte, lastbyte); return; } @@ -489,66 +478,57 @@ void network_process_buffer(char *buffer, long size, char *working_ignetcfg, Net for (pos = 3; pos < size; ++pos) { field = buffer[pos]; - msg->cm_fields[field] = strdup(&buffer[pos+1]); - pos = pos + strlen(&buffer[(int)pos]); + len = strlen(buffer + pos + 1); + CM_SetField(msg, field, buffer + pos + 1, len); + pos = pos + len + 1; } /* Check for message routing */ - if (msg->cm_fields['D'] != NULL) { - if (strcasecmp(msg->cm_fields['D'], config.c_nodename)) { + if (!CM_IsEmpty(msg, eDestination)) { + if (strcasecmp(msg->cm_fields[eDestination], config.c_nodename)) { /* route the message */ - strcpy(nexthop, ""); - if (is_valid_node(nexthop, - NULL, - msg->cm_fields['D'], - working_ignetcfg, - the_netmap) == 0) + Buf = NewStrBufPlain(CM_KEY(msg,eDestination)); + if (CtdlIsValidNode(&nexthop, + NULL, + Buf, + working_ignetcfg, + the_netmap) == 0) { - /* prepend our node to the path */ - if (msg->cm_fields['P'] != NULL) { - oldpath = msg->cm_fields['P']; - msg->cm_fields['P'] = NULL; - } - else { - oldpath = strdup("unknown_user"); - } - size = strlen(oldpath) + SIZ; - msg->cm_fields['P'] = malloc(size); - snprintf(msg->cm_fields['P'], size, "%s!%s", - config.c_nodename, oldpath); - free(oldpath); + Netmap_AddMe(msg, HKEY("unknown_user")); /* serialize the message */ - serialize_message(&sermsg, msg); + CtdlSerializeMessage(&sermsg, msg); /* now send it */ - if (IsEmptyStr(nexthop)) { - strcpy(nexthop, msg->cm_fields['D']); + if (StrLength(nexthop) == 0) { + nexthop = Buf; } - snprintf(filename, - sizeof filename, - "%s/%s@%lx%x", - ctdl_netout_dir, - nexthop, - time(NULL), - rand() + snprintf(filename, + sizeof filename, + "%s/%s@%lx%x", + ctdl_netout_dir, + ChrPtr(nexthop), + time(NULL), + rand() ); - syslog(LOG_DEBUG, "Appending to %s\n", filename); + 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 { - syslog(LOG_ERR, "%s: %s\n", filename, strerror(errno)); + QN_syslog(LOG_ERR, "%s: %s\n", filename, strerror(errno)); } free(sermsg.ser); - CtdlFreeMessage(msg); + 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" @@ -567,63 +547,57 @@ void network_process_buffer(char *buffer, long size, char *working_ignetcfg, Net * connected that it's inevitable.) */ if (network_usetable(msg) != 0) { - CtdlFreeMessage(msg); + CM_Free(msg); return; } /* Learn network topology from the path */ - if ((msg->cm_fields['N'] != NULL) && (msg->cm_fields['P'] != NULL)) { - network_learn_topology(msg->cm_fields['N'], - msg->cm_fields['P'], - the_netmap, - netmap_changed); + 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 (msg->cm_fields['C'] != NULL) { - safestrncpy(target_room, msg->cm_fields['C'], sizeof target_room); + 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 (msg->cm_fields['R'] != NULL) { - recp = validate_recipients(msg->cm_fields['R'], NULL, 0); + 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); - syslog(LOG_DEBUG, "Bouncing message due to invalid recipient address.\n"); + 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 O field (Originating room) set. + * it has the eOriginalRoom (O) field (Originating room) set. */ - else if (msg->cm_fields['O'] != NULL) { - safestrncpy(target_room, msg->cm_fields['O'], sizeof target_room); + 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 */ - if (msg->cm_fields['D'] != NULL) { - free(msg->cm_fields['D']); - msg->cm_fields['D'] = NULL; - } - if (msg->cm_fields['C'] != NULL) { - free(msg->cm_fields['C']); - msg->cm_fields['C'] = NULL; - } + 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); } - CtdlFreeMessage(msg); + CM_Free(msg); free_recipients(recp); } @@ -634,8 +608,8 @@ void network_process_buffer(char *buffer, long size, char *working_ignetcfg, Net void network_process_message(FILE *fp, long msgstart, long msgend, - char *working_ignetcfg, - NetMap *the_netmap, + HashList *working_ignetcfg, + HashList *the_netmap, int *netmap_changed) { long hold_pos; @@ -665,25 +639,26 @@ void network_process_message(FILE *fp, * Process a single file from the inbound queue */ void network_process_file(char *filename, - char *working_ignetcfg, - NetMap *the_netmap, + 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) { - syslog(LOG_CRIT, "Error opening %s: %s\n", filename, strerror(errno)); + QN_syslog(LOG_CRIT, "Error opening %s: %s\n", filename, strerror(errno)); return; } fseek(fp, 0L, SEEK_END); - syslog(LOG_INFO, "network: processing %ld bytes from %s\n", ftell(fp), filename); + 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 */ @@ -703,6 +678,7 @@ void network_process_file(char *filename, } ++msgcur; + nMessages ++; } msgend = msgcur - 1; @@ -713,8 +689,15 @@ void network_process_file(char *filename, 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); } @@ -723,13 +706,17 @@ void network_process_file(char *filename, /* * Process anything in the inbound queue */ -void network_do_spoolin(char *working_ignetcfg, NetMap *the_netmap, int *netmap_changed) +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 @@ -737,11 +724,11 @@ void network_do_spoolin(char *working_ignetcfg, NetMap *the_netmap, int *netmap_ */ if (stat(ctdl_netin_dir, &statbuf)) return; if (statbuf.st_mtime == last_spoolin_mtime) { - syslog(LOG_DEBUG, "network: nothing in inbound queue\n"); + QNM_syslog(LOG_DEBUG, "network: nothing in inbound queue\n"); return; } last_spoolin_mtime = statbuf.st_mtime; - syslog(LOG_DEBUG, "network: processing inbound queue\n"); + QNM_syslog(LOG_DEBUG, "network: processing inbound queue\n"); /* * Ok, there's something interesting in there, so scan it. @@ -749,8 +736,60 @@ void network_do_spoolin(char *working_ignetcfg, NetMap *the_netmap, int *netmap_ dp = opendir(ctdl_netin_dir); if (dp == NULL) return; - while (d = readdir(dp), d != NULL) { - if ((strcmp(d->d_name, ".")) && (strcmp(d->d_name, ".."))) { + 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_namlen; + +#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", @@ -765,97 +804,274 @@ void network_do_spoolin(char *working_ignetcfg, NetMap *the_netmap, int *netmap_ } 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(char *working_ignetcfg, NetMap *the_netmap) +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]; - char cmd[PATH_MAX]; - char nexthop[256]; + const StrBuf *nexthop; + StrBuf *NextHop; int i; - char *ptr; + 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) return; - while (d = readdir(dp), d != NULL) { - if ( - (strcmp(d->d_name, ".")) - && (strcmp(d->d_name, "..")) - && (strchr(d->d_name, '@') != NULL) - ) { - safestrncpy(nexthop, d->d_name, sizeof nexthop); - ptr = strchr(nexthop, '@'); - if (ptr) *ptr = 0; - - snprintf(filename, - sizeof filename, - "%s/%s", - ctdl_netout_dir, - d->d_name - ); - - syslog(LOG_DEBUG, "Consolidate %s to %s\n", filename, nexthop); - if (network_talking_to(nexthop, NTT_CHECK)) { - syslog(LOG_DEBUG, - "Currently online with %s - skipping for now\n", - nexthop + 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_namlen; + +#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 { - network_talking_to(nexthop, NTT_ADD); - snprintf(cmd, sizeof cmd, "/bin/cat %s >>%s/%s && /bin/rm -f %s", - filename, - ctdl_netout_dir, nexthop, - filename - ); - system(cmd); - network_talking_to(nexthop, NTT_REMOVE); + 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); - /* Step 2: delete any files in the outbound queue that were for neighbors who no longer exist */ + 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) return; + 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_namlen; + +#else + d_namelen = strlen(filedir_entry->d_name); +#endif - while (d = readdir(dp), d != NULL) { - if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, "..")) +#ifdef _DIRENT_HAVE_D_TYPE + d_type = filedir_entry->d_type; +#else + d_type = DT_UNKNOWN; +#endif + if (d_type == DT_DIR) continue; - ptr = strchr(d->d_name, '@'); - if (d != NULL) + + 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, - d->d_name + filedir_entry->d_name ); - strcpy(nexthop, ""); - i = is_valid_node(nexthop, - NULL, - d->d_name, - working_ignetcfg, - the_netmap); + i = CtdlIsValidNode(&nexthop, + NULL, + NextHop, + working_ignetcfg, + the_netmap); - if ( (i != 0) || !IsEmptyStr(nexthop) ) { + 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]); +} @@ -888,8 +1104,17 @@ CTDL_MODULE_INIT(network_spool) { 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(); - CtdlRegisterCleanupHook(destroy_network_queue_room); +//////todo CtdlRegisterCleanupHook(destroy_network_queue_room); } return "network_spool"; }