X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fcontrol.c;h=8da8192fa07ae82089d9a7d6ec8c65783d29f69e;hb=e005b5e8fb186efccfdbac57f3ac278f05b131d6;hp=a4069b1122b54661da078f56a17d48871dff8fe7;hpb=2fe2098b829651c53c6880e6e6489ace09ba1b9e;p=citadel.git

diff --git a/citadel/control.c b/citadel/control.c
index a4069b112..8da8192fa 100644
--- a/citadel/control.c
+++ b/citadel/control.c
@@ -1,23 +1,35 @@
 /*
- * control.c
+ * $Id$
  *
  * This module handles states which are global to the entire server.
  *
- * $Id$
- *
  */
 
+#include "sysdep.h"
 #include <stdlib.h>
 #include <unistd.h>
 #include <stdio.h>
 #include <fcntl.h>
 #include <signal.h>
-#include <time.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 <pthread.h>
-#include <syslog.h>
+#include <limits.h>
+#include <sys/types.h>
+#include <sys/file.h>
+#include <libcitadel.h>
 #include "citadel.h"
 #include "server.h"
 #include "control.h"
@@ -25,104 +37,246 @@
 #include "support.h"
 #include "config.h"
 #include "msgbase.h"
-#include "tools.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
 
 struct CitControl CitControl;
-struct config config;
+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)
+{
+#ifdef HAVE_FLOCK
+/*
+ * TODO: solaris manpages describe this function, but the headers
+ * don't show it! 
+ */
+
+	if (flock(fileno(control_fp), (LOCK_EX | LOCK_NB))) {
+		CtdlLogPrintf(CTDL_EMERG, "citserver: unable to lock %s.\n", file_citadel_control);
+		CtdlLogPrintf(CTDL_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;
+	
+	
+	if (qrbuf->QRnumber > CitControl.MMnextroom)
+		CitControl.MMnextroom = qrbuf->QRnumber;
+		
+	getroom (&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];
+		}
+	}
+	cdb_free(cdbfr);
+	return;
+}
+
+
+/*
+ * Callback to get highest user number.
+ */
+ 
+void control_find_user (struct ctdluser *EachUser, void *out_data)
+{
+	if (EachUser->usernum > CitControl.MMnextuser)
+		CitControl.MMnextuser = EachUser->usernum;
+}
+
 
 /*
  * get_control  -  read the control record into memory.
  */
-void get_control(void) {
-	FILE *fp;
+void get_control(void)
+{
+	static int already_have_control = 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));
-	fp = fopen("citadel.control", "rb");
-	if (fp == NULL) return;
-
-	fread(&CitControl, sizeof(struct CitControl), 1, fp);
-	fclose(fp);
+	if (control_fp == NULL) {
+		control_fp = fopen(file_citadel_control, "rb+");
+		if (control_fp != NULL) {
+			lock_control();
+			fchown(fileno(control_fp), config.c_ctdluid, -1);
+		}
+	}
+	if (control_fp == NULL) {
+		control_fp = fopen(file_citadel_control, "wb+");
+		if (control_fp != NULL) {
+			lock_control();
+			fchown(fileno(control_fp), config.c_ctdluid, -1);
+			memset(&CitControl, 0, sizeof(struct CitControl));
+			// Find highest room number and message number.
+			ForEachRoom(control_find_highest, NULL);
+			ForEachUser(control_find_user, NULL);
+			fwrite(&CitControl, sizeof(struct CitControl),
+			       1, control_fp);
+			rewind(control_fp);
+		}
+	}
+	if (control_fp == NULL) {
+		CtdlLogPrintf(CTDL_ALERT, "ERROR opening %s: %s\n",
+				file_citadel_control,
+				strerror(errno));
+		return;
 	}
 
+	rewind(control_fp);
+	fread(&CitControl, sizeof(struct CitControl), 1, control_fp);
+	already_have_control = 1;
+	chown(file_citadel_control, config.c_ctdluid, (-1));
+}
+
 /*
  * put_control  -  write the control record to disk.
  */
-void put_control(void) {
-	FILE *fp;
+void put_control(void)
+{
 
-	fp = fopen("citadel.control", "wb");
-	if (fp != NULL) {
-		fwrite(&CitControl, sizeof(struct CitControl), 1, fp);
-		fclose(fp);
-		}
+	if (control_fp != NULL) {
+		rewind(control_fp);
+		fwrite(&CitControl, sizeof(struct CitControl), 1,
+		       control_fp);
+		fflush(control_fp);
 	}
+}
 
+/**
+ * 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 get_new_message_number(void)
+{
+	long retval = 0L;
 	begin_critical_section(S_CONTROL);
 	get_control();
-	++CitControl.MMhighest;
+	retval = ++CitControl.MMhighest;
 	put_control();
 	end_critical_section(S_CONTROL);
-	return(CitControl.MMhighest);
-	}
+	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 get_new_user_number(void)
+{
+	long retval = 0L;
 	begin_critical_section(S_CONTROL);
 	get_control();
-	++CitControl.MMnextuser;
+	retval = ++CitControl.MMnextuser;
 	put_control();
 	end_critical_section(S_CONTROL);
-	return(CitControl.MMnextuser);
-	}
+	return(retval);
+}
 
 
 
 /*
  * get_new_room_number()  -  Obtain a new, unique ID to be used for a room.
  */
-long get_new_room_number(void) {
+long get_new_room_number(void)
+{
+	long retval = 0L;
 	begin_critical_section(S_CONTROL);
 	get_control();
-	++CitControl.MMnextroom;
+	retval = ++CitControl.MMnextroom;
 	put_control();
 	end_critical_section(S_CONTROL);
-	return(CitControl.MMnextroom);
-	}
+	return(retval);
+}
 
 
 
 /* 
  * Get or set global configuration options
  */
-void cmd_conf(char *argbuf) {
-	char cmd[256];
+void cmd_conf(char *argbuf)
+{
+	char cmd[16];
 	char buf[256];
 	int a;
+	char *confptr;
+	char confname[128];
 
-	if (!(CC->logged_in)) {
-		cprintf("%d Not logged in.\n",ERROR+NOT_LOGGED_IN);
-		return;
-		}
-
-	if (CC->usersupp.axlevel < 6) {
-		cprintf("%d Higher access required.\n",
-			ERROR+HIGHER_ACCESS_REQUIRED);
-		return;
-		}
+	if (CtdlAccessCheck(ac_aide)) return;
 
-	extract(cmd, argbuf, 0);
+	extract_token(cmd, argbuf, 0, '|', sizeof cmd);
 	if (!strcasecmp(cmd, "GET")) {
 		cprintf("%d Configuration...\n", LISTING_FOLLOWS);
 		cprintf("%s\n", config.c_nodename);
@@ -137,79 +291,369 @@ void cmd_conf(char *argbuf) {
 		cprintf("%s\n", config.c_twitroom);
 		cprintf("%s\n", config.c_moreprompt);
 		cprintf("%d\n", config.c_restrict);
-		cprintf("%s\n", config.c_bbs_city);
+		cprintf("%s\n", config.c_site_location);
 		cprintf("%s\n", config.c_sysadm);
 		cprintf("%d\n", config.c_maxsessions);
-		cprintf("%s\n", config.c_net_password);
+		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("000\n");
-		}
+	}
 
 	else if (!strcasecmp(cmd, "SET")) {
+		unbuffer_output();
 		cprintf("%d Send configuration...\n", SEND_LISTING);
 		a = 0;
-		while (client_gets(buf), strcmp(buf, "000")) {
-		    switch(a) {
-			case 0:	strncpy(config.c_nodename, buf, 16);
+		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:	strncpy(config.c_fqdn, buf, 64);
+			case 1:
+				safestrncpy(config.c_fqdn, buf,
+					    sizeof config.c_fqdn);
 				break;
-			case 2:	strncpy(config.c_humannode, buf, 21);
+			case 2:
+				safestrncpy(config.c_humannode, buf,
+					    sizeof config.c_humannode);
 				break;
-			case 3:	strncpy(config.c_phonenum, buf, 16);
+			case 3:
+				safestrncpy(config.c_phonenum, buf,
+					    sizeof config.c_phonenum);
 				break;
-			case 4:	config.c_creataide = atoi(buf);
+			case 4:
+				config.c_creataide = atoi(buf);
 				break;
-			case 5:	config.c_sleeping = atoi(buf);
+			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;
+			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);
+			case 7:
+				config.c_regiscall = atoi(buf);
 				if (config.c_regiscall != 0)
 					config.c_regiscall = 1;
 				break;
-			case 8:	config.c_twitdetect = atoi(buf);
+			case 8:
+				config.c_twitdetect = atoi(buf);
 				if (config.c_twitdetect != 0)
 					config.c_twitdetect = 1;
 				break;
-			case 9:	strncpy(config.c_twitroom,
-					buf, ROOMNAMELEN);
+			case 9:
+				safestrncpy(config.c_twitroom, buf,
+					    sizeof config.c_twitroom);
 				break;
-			case 10: strncpy(config.c_moreprompt, buf, 80);
+			case 10:
+				safestrncpy(config.c_moreprompt, buf,
+					    sizeof config.c_moreprompt);
 				break;
-			case 11: config.c_restrict = atoi(buf);
+			case 11:
+				config.c_restrict = atoi(buf);
 				if (config.c_restrict != 0)
 					config.c_restrict = 1;
 				break;
-			case 12: strncpy(config.c_bbs_city, buf, 32);
+			case 12:
+				safestrncpy(config.c_site_location, buf,
+					    sizeof config.c_site_location);
 				break;
-			case 13: strncpy(config.c_sysadm, buf, 26);
+			case 13:
+				safestrncpy(config.c_sysadm, buf,
+					    sizeof config.c_sysadm);
 				break;
-			case 14: config.c_maxsessions = atoi(buf);
-				if (config.c_maxsessions < 1)
-					config.c_maxsessions = 1;
+			case 14:
+				config.c_maxsessions = atoi(buf);
+				if (config.c_maxsessions < 0)
+					config.c_maxsessions = 0;
 				break;
-			case 15: strncpy(config.c_net_password, buf, 20);
+			case 15:
+				/* placeholder -- field no longer in use */
 				break;
-			case 16: config.c_userpurge = atoi(buf);
+			case 16:
+				config.c_userpurge = atoi(buf);
 				break;
-			case 17: config.c_roompurge = atoi(buf);
+			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);
 				}
-		    ++a;
-		    }
+				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;
+			}
+			++a;
+		}
 		put_config();
-		snprintf(buf,sizeof buf,
-			 "Global system configuration edited by %s",
+		snprintf(buf, sizeof buf,
+			 "The global system configuration has been edited by %s.\n",
 			 CC->curr_user);
-		aide_message(buf);
+		aide_message(buf,"Citadel Configuration Manager Message");
+
+		if (!IsEmptyStr(config.c_logpages))
+			create_room(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 {
-		cprintf("%d The only valid options are GET and SET.\n",
-			ERROR+ILLEGAL_VALUE);
+	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("000", config.c_maxmsglen, NULL, 0, 0);
+		CtdlPutSysConfig(confname, confptr);
+		free(confptr);
+	}
+
+	else {
+		cprintf("%d Illegal option(s) specified.\n",
+			ERROR + ILLEGAL_VALUE);
+	}
+}