-/*
- * This module handles states which are global to the entire server.
- *
- * Copyright (c) 1987-2010 by the citadel.org team
- *
- * This program is free 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.
- *
- * 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
- */
-
-#include "sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.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 <ctype.h>
-#include <string.h>
-#include <errno.h>
-#include <limits.h>
-#include <sys/types.h>
-#include <sys/file.h>
-#include <sys/stat.h>
-#include <libcitadel.h>
-#include "citadel.h"
-#include "server.h"
-#include "control.h"
-#include "sysdep_decls.h"
-#include "support.h"
-#include "config.h"
-#include "msgbase.h"
-#include "citserver.h"
-#include "room_ops.h"
-#include "user_ops.h"
-#include "database.h"
-#include "threads.h"
-
-#ifndef HAVE_SNPRINTF
-#include "snprintf.h"
-#endif
-
-#include "ctdl_module.h"
-
-struct CitControl CitControl;
-extern struct config config;
-FILE *control_fp = NULL;
-long control_highest_user = 0;
-
-
-/*
- * lock_control - acquire a lock on the control record file.
- * This keeps multiple citservers from running concurrently.
- */
-void lock_control(void)
-{
-#if defined(LOCK_EX) && defined(LOCK_NB)
- if (flock(fileno(control_fp), (LOCK_EX | LOCK_NB))) {
- syslog(LOG_EMERG, "citserver: unable to lock %s.\n", file_citadel_control);
- syslog(LOG_EMERG, "Is another citserver already running?\n");
- exit(CTDLEXIT_CONTROL);
- }
-#endif
-}
-
-/*
- * callback to get highest room number when rebuilding control file
- */
-void control_find_highest(struct ctdlroom *qrbuf, void *data)
-{
- struct ctdlroom room;
- struct cdbdata *cdbfr;
- long *msglist;
- int num_msgs=0;
- int c;
- int room_fixed = 0;
- int message_fixed = 0;
-
- if (qrbuf->QRnumber > CitControl.MMnextroom)
- {
- CitControl.MMnextroom = qrbuf->QRnumber;
- room_fixed = 1;
- }
-
- CtdlGetRoom (&room, qrbuf->QRname);
-
- /* Load the message list */
- cdbfr = cdb_fetch(CDB_MSGLISTS, &room.QRnumber, sizeof(long));
- if (cdbfr != NULL) {
- msglist = (long *) cdbfr->ptr;
- num_msgs = cdbfr->len / sizeof(long);
- } else {
- return; /* No messages at all? No further action. */
- }
-
- if (num_msgs>0)
- {
- for (c=0; c<num_msgs; c++)
- {
- if (msglist[c] > CitControl.MMhighest)
- {
- CitControl.MMhighest = msglist[c];
- message_fixed = 1;
- }
- }
- }
- cdb_free(cdbfr);
- if (room_fixed)
- syslog(LOG_INFO, "Control record checking....Fixed room counter\n");
- if (message_fixed)
- syslog(LOG_INFO, "Control record checking....Fixed message count\n");
- return;
-}
-
-
-/*
- * Callback to get highest user number.
- */
-
-void control_find_user (struct ctdluser *EachUser, void *out_data)
-{
- int user_fixed = 0;
-
- if (EachUser->usernum > CitControl.MMnextuser)
- {
- CitControl.MMnextuser = EachUser->usernum;
- user_fixed = 1;
- }
- if(user_fixed)
- syslog(LOG_INFO, "Control record checking....Fixed user count\n");
-}
-
-
-/*
- * get_control - read the control record into memory.
- */
-void get_control(void)
-{
- static int already_have_control = 0;
- int rv = 0;
-
- /*
- * If we already have the control record in memory, there's no point
- * in reading it from disk again.
- */
- if (already_have_control) return;
-
- /* Zero it out. If the control record on disk is missing or short,
- * the system functions with all control record fields initialized
- * to zero.
- */
- memset(&CitControl, 0, sizeof(struct CitControl));
- if (control_fp == NULL) {
- control_fp = fopen(file_citadel_control, "rb+");
- if (control_fp != NULL) {
- lock_control();
- rv = fchown(fileno(control_fp), config.c_ctdluid, -1);
- rv = fchmod(fileno(control_fp), S_IRUSR|S_IWUSR);
- }
- }
- if (control_fp == NULL) {
- control_fp = fopen(file_citadel_control, "wb+");
- if (control_fp != NULL) {
- lock_control();
- rv = fchown(fileno(control_fp), config.c_ctdluid, -1);
- rv = fchmod(fileno(control_fp), S_IRUSR|S_IWUSR);
- memset(&CitControl, 0, sizeof(struct CitControl));
- rv = fwrite(&CitControl, sizeof(struct CitControl), 1, control_fp);
- rewind(control_fp);
- }
- }
- if (control_fp == NULL) {
- syslog(LOG_ALERT, "ERROR opening %s: %s\n", file_citadel_control, strerror(errno));
- return;
- }
-
- rewind(control_fp);
- rv = fread(&CitControl, sizeof(struct CitControl), 1, control_fp);
- already_have_control = 1;
- rv = chown(file_citadel_control, config.c_ctdluid, (-1));
-
-}
-
-/*
- * put_control - write the control record to disk.
- */
-void put_control(void)
-{
- int rv = 0;
-
- if (control_fp != NULL) {
- rewind(control_fp);
- rv = fwrite(&CitControl, sizeof(struct CitControl), 1, control_fp);
- fflush(control_fp);
- }
-}
-
-
-/*
- * check_control - check the control record has sensible values for message, user and room numbers
- */
-void check_control(void)
-{
- syslog(LOG_INFO, "Checking/re-building control record\n");
- get_control();
- // Find highest room number and message number.
- CtdlForEachRoom(control_find_highest, NULL);
- ForEachUser(control_find_user, NULL);
- put_control();
-}
-
-
-/*
- * release_control - close our fd on exit
- */
-void release_control(void)
-{
- if (control_fp != NULL) {
- fclose(control_fp);
- }
- control_fp = NULL;
-}
-
-/*
- * get_new_message_number() - Obtain a new, unique ID to be used for a message.
- */
-long get_new_message_number(void)
-{
- long retval = 0L;
- begin_critical_section(S_CONTROL);
- get_control();
- retval = ++CitControl.MMhighest;
- put_control();
- end_critical_section(S_CONTROL);
- return(retval);
-}
-
-
-/*
- * CtdlGetCurrentMessageNumber() - Obtain the current highest message number in the system
- * This provides a quick way to initialise a variable that might be used to indicate
- * messages that should not be processed. EG. a new Sieve script will use this
- * to record determine that messages older than this should not be processed.
- */
-long CtdlGetCurrentMessageNumber(void)
-{
- long retval = 0L;
- begin_critical_section(S_CONTROL);
- get_control();
- retval = CitControl.MMhighest;
- end_critical_section(S_CONTROL);
- return(retval);
-}
-
-
-/*
- * get_new_user_number() - Obtain a new, unique ID to be used for a user.
- */
-long get_new_user_number(void)
-{
- long retval = 0L;
- begin_critical_section(S_CONTROL);
- get_control();
- retval = ++CitControl.MMnextuser;
- put_control();
- end_critical_section(S_CONTROL);
- return(retval);
-}
-
-
-
-/*
- * get_new_room_number() - Obtain a new, unique ID to be used for a room.
- */
-long get_new_room_number(void)
-{
- long retval = 0L;
- begin_critical_section(S_CONTROL);
- get_control();
- retval = ++CitControl.MMnextroom;
- put_control();
- end_critical_section(S_CONTROL);
- return(retval);
-}
-
-
-
-/*
- * Get or set global configuration options
- *
- * IF YOU ADD OR CHANGE FIELDS HERE, YOU *MUST* DOCUMENT YOUR CHANGES AT:
- * http://www.citadel.org/doku.php/documentation:appproto:system_config
- *
- */
-void cmd_conf(char *argbuf)
-{
- char cmd[16];
- char buf[256];
- int a;
- char *confptr;
- char confname[128];
-
- if (CtdlAccessCheck(ac_aide)) return;
-
- extract_token(cmd, argbuf, 0, '|', sizeof cmd);
- if (!strcasecmp(cmd, "GET")) {
- cprintf("%d Configuration...\n", LISTING_FOLLOWS);
- cprintf("%s\n", config.c_nodename);
- cprintf("%s\n", config.c_fqdn);
- cprintf("%s\n", config.c_humannode);
- cprintf("%s\n", config.c_phonenum);
- cprintf("%d\n", config.c_creataide);
- cprintf("%d\n", config.c_sleeping);
- cprintf("%d\n", config.c_initax);
- cprintf("%d\n", config.c_regiscall);
- cprintf("%d\n", config.c_twitdetect);
- cprintf("%s\n", config.c_twitroom);
- cprintf("%s\n", config.c_moreprompt);
- cprintf("%d\n", config.c_restrict);
- cprintf("%s\n", config.c_site_location);
- cprintf("%s\n", config.c_sysadm);
- cprintf("%d\n", config.c_maxsessions);
- cprintf("xxx\n"); /* placeholder -- field no longer in use */
- cprintf("%d\n", config.c_userpurge);
- cprintf("%d\n", config.c_roompurge);
- cprintf("%s\n", config.c_logpages);
- cprintf("%d\n", config.c_createax);
- cprintf("%ld\n", config.c_maxmsglen);
- cprintf("%d\n", config.c_min_workers);
- cprintf("%d\n", config.c_max_workers);
- cprintf("%d\n", config.c_pop3_port);
- cprintf("%d\n", config.c_smtp_port);
- cprintf("%d\n", config.c_rfc822_strict_from);
- cprintf("%d\n", config.c_aide_zap);
- cprintf("%d\n", config.c_imap_port);
- cprintf("%ld\n", config.c_net_freq);
- cprintf("%d\n", config.c_disable_newu);
- cprintf("1\n"); /* niu */
- cprintf("%d\n", config.c_purge_hour);
-#ifdef HAVE_LDAP
- cprintf("%s\n", config.c_ldap_host);
- cprintf("%d\n", config.c_ldap_port);
- cprintf("%s\n", config.c_ldap_base_dn);
- cprintf("%s\n", config.c_ldap_bind_dn);
- cprintf("%s\n", config.c_ldap_bind_pw);
-#else
- cprintf("\n");
- cprintf("0\n");
- cprintf("\n");
- cprintf("\n");
- cprintf("\n");
-#endif
- cprintf("%s\n", config.c_ip_addr);
- cprintf("%d\n", config.c_msa_port);
- cprintf("%d\n", config.c_imaps_port);
- cprintf("%d\n", config.c_pop3s_port);
- cprintf("%d\n", config.c_smtps_port);
- cprintf("%d\n", config.c_enable_fulltext);
- cprintf("%d\n", config.c_auto_cull);
- cprintf("%d\n", config.c_instant_expunge);
- cprintf("%d\n", config.c_allow_spoofing);
- cprintf("%d\n", config.c_journal_email);
- cprintf("%d\n", config.c_journal_pubmsgs);
- cprintf("%s\n", config.c_journal_dest);
- cprintf("%s\n", config.c_default_cal_zone);
- cprintf("%d\n", config.c_pftcpdict_port);
- cprintf("%d\n", config.c_managesieve_port);
- cprintf("%d\n", config.c_auth_mode);
- cprintf("%s\n", config.c_funambol_host);
- cprintf("%d\n", config.c_funambol_port);
- cprintf("%s\n", config.c_funambol_source);
- cprintf("%s\n", config.c_funambol_auth);
- cprintf("%d\n", config.c_rbl_at_greeting);
- cprintf("%s\n", config.c_master_user);
- cprintf("%s\n", config.c_master_pass);
- cprintf("%s\n", config.c_pager_program);
- cprintf("%d\n", config.c_imap_keep_from);
- cprintf("%d\n", config.c_xmpp_c2s_port);
- cprintf("%d\n", config.c_xmpp_s2s_port);
- cprintf("%ld\n", config.c_pop3_fetch);
- cprintf("%ld\n", config.c_pop3_fastest);
- cprintf("%d\n", config.c_spam_flag_only);
- cprintf("%d\n", config.c_guest_logins);
- cprintf("000\n");
- }
-
- else if (!strcasecmp(cmd, "SET")) {
- unbuffer_output();
- cprintf("%d Send configuration...\n", SEND_LISTING);
- a = 0;
- while (client_getln(buf, sizeof buf) >= 0 && strcmp(buf, "000")) {
- switch (a) {
- case 0:
- safestrncpy(config.c_nodename, buf,
- sizeof config.c_nodename);
- break;
- case 1:
- safestrncpy(config.c_fqdn, buf,
- sizeof config.c_fqdn);
- break;
- case 2:
- safestrncpy(config.c_humannode, buf,
- sizeof config.c_humannode);
- break;
- case 3:
- safestrncpy(config.c_phonenum, buf,
- sizeof config.c_phonenum);
- break;
- case 4:
- config.c_creataide = atoi(buf);
- break;
- case 5:
- config.c_sleeping = atoi(buf);
- break;
- case 6:
- config.c_initax = atoi(buf);
- if (config.c_initax < 1)
- config.c_initax = 1;
- if (config.c_initax > 6)
- config.c_initax = 6;
- break;
- case 7:
- config.c_regiscall = atoi(buf);
- if (config.c_regiscall != 0)
- config.c_regiscall = 1;
- break;
- case 8:
- config.c_twitdetect = atoi(buf);
- if (config.c_twitdetect != 0)
- config.c_twitdetect = 1;
- break;
- case 9:
- safestrncpy(config.c_twitroom, buf,
- sizeof config.c_twitroom);
- break;
- case 10:
- safestrncpy(config.c_moreprompt, buf,
- sizeof config.c_moreprompt);
- break;
- case 11:
- config.c_restrict = atoi(buf);
- if (config.c_restrict != 0)
- config.c_restrict = 1;
- break;
- case 12:
- safestrncpy(config.c_site_location, buf,
- sizeof config.c_site_location);
- break;
- case 13:
- safestrncpy(config.c_sysadm, buf,
- sizeof config.c_sysadm);
- break;
- case 14:
- config.c_maxsessions = atoi(buf);
- if (config.c_maxsessions < 0)
- config.c_maxsessions = 0;
- break;
- case 15:
- /* placeholder -- field no longer in use */
- break;
- case 16:
- config.c_userpurge = atoi(buf);
- break;
- case 17:
- config.c_roompurge = atoi(buf);
- break;
- case 18:
- safestrncpy(config.c_logpages, buf,
- sizeof config.c_logpages);
- break;
- case 19:
- config.c_createax = atoi(buf);
- if (config.c_createax < 1)
- config.c_createax = 1;
- if (config.c_createax > 6)
- config.c_createax = 6;
- break;
- case 20:
- if (atoi(buf) >= 8192)
- config.c_maxmsglen = atoi(buf);
- break;
- case 21:
- if (atoi(buf) >= 2)
- config.c_min_workers = atoi(buf);
- case 22:
- if (atoi(buf) >= config.c_min_workers)
- config.c_max_workers = atoi(buf);
- case 23:
- config.c_pop3_port = atoi(buf);
- break;
- case 24:
- config.c_smtp_port = atoi(buf);
- break;
- case 25:
- config.c_rfc822_strict_from = atoi(buf);
- break;
- case 26:
- config.c_aide_zap = atoi(buf);
- if (config.c_aide_zap != 0)
- config.c_aide_zap = 1;
- break;
- case 27:
- config.c_imap_port = atoi(buf);
- break;
- case 28:
- config.c_net_freq = atol(buf);
- break;
- case 29:
- config.c_disable_newu = atoi(buf);
- if (config.c_disable_newu != 0)
- config.c_disable_newu = 1;
- break;
- case 30:
- /* niu */
- break;
- case 31:
- if ((config.c_purge_hour >= 0)
- && (config.c_purge_hour <= 23)) {
- config.c_purge_hour = atoi(buf);
- }
- break;
-#ifdef HAVE_LDAP
- case 32:
- safestrncpy(config.c_ldap_host, buf,
- sizeof config.c_ldap_host);
- break;
- case 33:
- config.c_ldap_port = atoi(buf);
- break;
- case 34:
- safestrncpy(config.c_ldap_base_dn, buf,
- sizeof config.c_ldap_base_dn);
- break;
- case 35:
- safestrncpy(config.c_ldap_bind_dn, buf,
- sizeof config.c_ldap_bind_dn);
- break;
- case 36:
- safestrncpy(config.c_ldap_bind_pw, buf,
- sizeof config.c_ldap_bind_pw);
- break;
-#endif
- case 37:
- safestrncpy(config.c_ip_addr, buf,
- sizeof config.c_ip_addr);
- case 38:
- config.c_msa_port = atoi(buf);
- break;
- case 39:
- config.c_imaps_port = atoi(buf);
- break;
- case 40:
- config.c_pop3s_port = atoi(buf);
- break;
- case 41:
- config.c_smtps_port = atoi(buf);
- break;
- case 42:
- config.c_enable_fulltext = atoi(buf);
- break;
- case 43:
- config.c_auto_cull = atoi(buf);
- break;
- case 44:
- config.c_instant_expunge = atoi(buf);
- break;
- case 45:
- config.c_allow_spoofing = atoi(buf);
- break;
- case 46:
- config.c_journal_email = atoi(buf);
- break;
- case 47:
- config.c_journal_pubmsgs = atoi(buf);
- break;
- case 48:
- safestrncpy(config.c_journal_dest, buf,
- sizeof config.c_journal_dest);
- case 49:
- safestrncpy(config.c_default_cal_zone, buf,
- sizeof config.c_default_cal_zone);
- break;
- case 50:
- config.c_pftcpdict_port = atoi(buf);
- break;
- case 51:
- config.c_managesieve_port = atoi(buf);
- break;
- case 52:
- config.c_auth_mode = atoi(buf);
- case 53:
- safestrncpy(config.c_funambol_host, buf,
- sizeof config.c_funambol_host);
- break;
- case 54:
- config.c_funambol_port = atoi(buf);
- break;
- case 55:
- safestrncpy(config.c_funambol_source,
- buf,
- sizeof config.c_funambol_source);
- break;
- case 56:
- safestrncpy(config.c_funambol_auth,
- buf,
- sizeof config.c_funambol_auth);
- break;
- case 57:
- config.c_rbl_at_greeting = atoi(buf);
- break;
- case 58:
- safestrncpy(config.c_master_user, buf, sizeof config.c_master_user);
- break;
- case 59:
- safestrncpy(config.c_master_pass, buf, sizeof config.c_master_pass);
- break;
- case 60:
- safestrncpy(config.c_pager_program,
- buf,
- sizeof config.c_pager_program);
- break;
- case 61:
- config.c_imap_keep_from = atoi(buf);
- break;
- case 62:
- config.c_xmpp_c2s_port = atoi(buf);
- break;
- case 63:
- config.c_xmpp_s2s_port = atoi(buf);
- break;
- case 64:
- config.c_pop3_fetch = atol(buf);
- break;
- case 65:
- config.c_pop3_fastest = atol(buf);
- break;
- case 66:
- config.c_spam_flag_only = atoi(buf);
- break;
- case 67:
- config.c_guest_logins = atoi(buf);
- break;
- }
- ++a;
- }
- put_config();
- snprintf(buf, sizeof buf,
- "The global system configuration has been edited by %s.\n",
- CC->curr_user);
- CtdlAideMessage(buf,"Citadel Configuration Manager Message");
-
- if (!IsEmptyStr(config.c_logpages))
- CtdlCreateRoom(config.c_logpages, 3, "", 0, 1, 1, VIEW_BBS);
-
- /* If full text indexing has been disabled, invalidate the
- * index so it doesn't try to use it later.
- */
- if (config.c_enable_fulltext == 0) {
- CitControl.fulltext_wordbreaker = 0;
- put_control();
- }
- }
-
- else if (!strcasecmp(cmd, "GETSYS")) {
- extract_token(confname, argbuf, 1, '|', sizeof confname);
- confptr = CtdlGetSysConfig(confname);
- if (confptr != NULL) {
- cprintf("%d %s\n", LISTING_FOLLOWS, confname);
- client_write(confptr, strlen(confptr));
- if (confptr[strlen(confptr) - 1] != 10)
- client_write("\n", 1);
- cprintf("000\n");
- free(confptr);
- } else {
- cprintf("%d No such configuration.\n",
- ERROR + ILLEGAL_VALUE);
- }
- }
-
- else if (!strcasecmp(cmd, "PUTSYS")) {
- extract_token(confname, argbuf, 1, '|', sizeof confname);
- unbuffer_output();
- cprintf("%d %s\n", SEND_LISTING, confname);
- confptr = CtdlReadMessageBody(HKEY("000"), config.c_maxmsglen, NULL, 0, 0);
- CtdlPutSysConfig(confname, confptr);
- free(confptr);
- }
-
- else {
- cprintf("%d Illegal option(s) specified.\n",
- ERROR + ILLEGAL_VALUE);
- }
-}
-
-
-/*****************************************************************************/
-/* MODULE INITIALIZATION STUFF */
-/*****************************************************************************/
-
-
-CTDL_MODULE_INIT(control)
-{
- if (!threading) {
- CtdlRegisterProtoHook(cmd_conf, "CONF", "get/set system configuration");
- }
- /* return our id for the Log */
- return "control";
-}