X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fconfig.c;h=5328e30369149a50d2c04939d0c6469b1557a17f;hb=348e6d05bebe8459f1f4999eb66d822023f67095;hp=66c09b327937b4d1de6f6b6d55d6411128c2ca35;hpb=e612033104c17c8adcad19d7dc8efbafa8b33f2e;p=citadel.git

diff --git a/citadel/config.c b/citadel/config.c
index 66c09b327..5328e3036 100644
--- a/citadel/config.c
+++ b/citadel/config.c
@@ -1,9 +1,15 @@
 /*
- * $Id$
+ * Read and write the citadel.config file
  *
- * This function reads the citadel.config file.  It should be called at
- * the beginning of EVERY Citadel program.
+ * Copyright (c) 1987-2012 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 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.
  */
 
 #include "sysdep.h"
@@ -14,90 +20,140 @@
 #include <errno.h>
 #include <string.h>
 #include <limits.h>
+#include <sys/utsname.h>
+#include <libcitadel.h>
 #include "citadel.h"
 #include "server.h"
-#include "serv_extensions.h"
 #include "config.h"
+#include "ctdl_module.h"
 
 struct config config;
-/* CTDLDIR */
-char ctdl_home_directory[PATH_MAX] = "";
-char ctdl_bio_dir[PATH_MAX]="bio";
-char ctdl_bb_dir[PATH_MAX]="bitbucket";
-char ctdl_data_dir[PATH_MAX]="data";
-char ctdl_file_dir[PATH_MAX]="files";
-char ctdl_hlp_dir[PATH_MAX]="help";
-char ctdl_image_dir[PATH_MAX]="images";
-char ctdl_info_dir[PATH_MAX]="info";
-char ctdl_key_dir[PATH_MAX]="keys";
-char ctdl_message_dir[PATH_MAX]="messages";
-char ctdl_usrpic_dir[PATH_MAX]="userpics";
-char ctdl_etc_dir[PATH_MAX]="";
-char ctdl_run_dir[PATH_MAX]="";
-char ctdl_spool_dir[PATH_MAX]="network";
-char ctdl_netout_dir[PATH_MAX]="network/spoolout";
-char ctdl_netin_dir[PATH_MAX]="network/spoolin";
-
-int home_specified = 0;
 
 /*
- * get_config() is called during the initialization of any program which
- * directly accesses Citadel data files.  It verifies the system's integrity
- * and reads citadel.config into memory.
+ * Put some sane default values into our configuration.  Some will be overridden when we run setup.
+ */
+void brand_new_installation_set_defaults(void) {
+
+	struct passwd *pw;
+	struct utsname my_utsname;
+	struct hostent *he;
+
+	/* Determine our host name, in case we need to use it as a default */
+	uname(&my_utsname);
+
+	/* set some sample/default values in place of blanks... */
+	extract_token(config.c_nodename, my_utsname.nodename, 0, '.', sizeof config.c_nodename);
+	if (IsEmptyStr(config.c_fqdn) ) {
+		if ((he = gethostbyname(my_utsname.nodename)) != NULL) {
+			safestrncpy(config.c_fqdn, he->h_name, sizeof config.c_fqdn);
+		}
+		else {
+			safestrncpy(config.c_fqdn, my_utsname.nodename, sizeof config.c_fqdn);
+		}
+	}
+
+	safestrncpy(config.c_humannode, "Citadel Server", sizeof config.c_humannode);
+	safestrncpy(config.c_phonenum, "US 800 555 1212", sizeof config.c_phonenum);
+	config.c_initax = 4;
+	safestrncpy(config.c_moreprompt, "<more>", sizeof config.c_moreprompt);
+	safestrncpy(config.c_twitroom, "Trashcan", sizeof config.c_twitroom);
+	safestrncpy(config.c_baseroom, BASEROOM, sizeof config.c_baseroom);
+	safestrncpy(config.c_aideroom, "Aide", sizeof config.c_aideroom);
+	config.c_port_number = 504;
+	config.c_sleeping = 900;
+	config.c_instant_expunge = 1;
+
+	if (config.c_ctdluid == 0) {
+		pw = getpwnam("citadel");
+		if (pw != NULL) {
+			config.c_ctdluid = pw->pw_uid;
+		}
+	}
+	if (config.c_ctdluid == 0) {
+		pw = getpwnam("bbs");
+		if (pw != NULL) {
+			config.c_ctdluid = pw->pw_uid;
+		}
+	}
+	if (config.c_ctdluid == 0) {
+		pw = getpwnam("guest");
+		if (pw != NULL) {
+			config.c_ctdluid = pw->pw_uid;
+		}
+	}
+	if (config.c_createax == 0) {
+		config.c_createax = 3;
+	}
+
+	/*
+	 * Default port numbers for various services
+	 */
+	config.c_smtp_port = 25;
+	config.c_pop3_port = 110;
+	config.c_imap_port = 143;
+	config.c_msa_port = 587;
+	config.c_smtps_port = 465;
+	config.c_pop3s_port = 995;
+	config.c_imaps_port = 993;
+	config.c_pftcpdict_port = -1 ;
+	config.c_managesieve_port = 2020;
+	config.c_xmpp_c2s_port = 5222;
+	config.c_xmpp_s2s_port = 5269;
+}
+
+
+
+/*
+ * get_config() is called during the initialization of Citadel server.
+ * It verifies the system's integrity and reads citadel.config into memory.
  */
 void get_config(void) {
 	FILE *cfp;
-	struct stat st;
+	int rv;
 
-	if (chdir(home_specified ? ctdl_home_directory : CTDLDIR) != 0) {
+	if (chdir(ctdl_bbsbase_dir) != 0) {
 		fprintf(stderr,
-			"This program could not be started.\n"
-		 	"Unable to change directory to %s\n"
-			"Error: %s\n",
-			(home_specified ? ctdl_home_directory : CTDLDIR),
-			strerror(errno));
-		exit(1);
+			"This program could not be started.\nUnable to change directory to %s\nError: %s\n",
+			ctdl_bbsbase_dir,
+			strerror(errno)
+		);
+		exit(CTDLEXIT_HOME);
 	}
-	cfp = fopen(
-#ifndef HAVE_ETC_DIR
-				"."
-#else
-				ETC_DIR
-#endif
-				"/citadel.config", "rb");
-	if (cfp == NULL) {
-		fprintf(stderr, "This program could not be started.\n"
-			"Unable to open %s/citadel.config\n"
-			"Error: %s\n",
-			(home_specified ? ctdl_home_directory : CTDLDIR),
-			strerror(errno));
-		exit(1);
+
+	memset(&config, 0, sizeof(struct config));
+	cfp = fopen(file_citadel_config, "rb");
+	if (cfp != NULL) {
+		rv = fread((char *) &config, sizeof(struct config), 1, cfp);
+		if (rv != 1)
+		{
+			fprintf(stderr, 
+				"Warning: The config file %s has unexpected size. \n",
+				file_citadel_config
+			);
+		}
+		fclose(cfp);
 	}
-	fread((char *) &config, sizeof(struct config), 1, cfp);
-	if (fstat(fileno(cfp), &st)) {
-		perror("citadel.config");
-		exit(1);
+	else {
+		brand_new_installation_set_defaults();
 	}
-#ifndef __CYGWIN__
-	if (st.st_uid != CTDLUID || st.st_mode != (S_IFREG | S_IRUSR | S_IWUSR)) {
-		fprintf(stderr, "check the permissions on citadel.config\n");
-		exit(1);
+
+	/* Ensure that we are linked to the correct version of libcitadel */
+	if (libcitadel_version_number() < LIBCITADEL_VERSION_NUMBER) {
+		fprintf(stderr, "    You are running libcitadel version %d.%02d\n",
+			(libcitadel_version_number() / 100), (libcitadel_version_number() % 100));
+		fprintf(stderr, "citserver was compiled against version %d.%02d\n",
+			(LIBCITADEL_VERSION_NUMBER / 100), (LIBCITADEL_VERSION_NUMBER % 100));
+		exit(CTDLEXIT_LIBCITADEL);
 	}
-#endif
-	fclose(cfp);
 
-	if (config.c_setup_level < REV_MIN) {
-		fprintf(stderr, "config: Your data files are out of date.  ");
-		fprintf(stderr, "Run setup to update them.\n");
-		fprintf(stderr,
-			"        This program requires level %d.%02d\n",
-			(REV_LEVEL / 100), (REV_LEVEL % 100));
-		fprintf(stderr,
-			"        Data files are currently at %d.%02d\n",
-			(config.c_setup_level / 100),
-			(config.c_setup_level % 100));
-		exit(1);
+	/* Only allow LDAP auth mode if we actually have LDAP support */
+#ifndef HAVE_LDAP
+	if ((config.c_auth_mode == AUTHMODE_LDAP) || (config.c_auth_mode == AUTHMODE_LDAP_AD)) {
+		fprintf(stderr, "Your system is configured for LDAP authentication,\n"
+				"but you are running a server built without OpenLDAP support.\n");
+		exit(CTDL_EXIT_UNSUP_AUTH);
 	}
+#endif
 
         /* Default maximum message length is 10 megabytes.  This is site
 	 * configurable.  Also check to make sure the limit has not been
@@ -124,6 +180,21 @@ void get_config(void) {
 		config.c_net_freq = 3600L;	/* once per hour default */
 	if (config.c_net_freq < 300L) 
 		config.c_net_freq = 300L;
+
+	/* Same goes for POP3 */
+	if (config.c_pop3_fetch == 0L)
+		config.c_pop3_fetch = 3600L;	/* once per hour default */
+	if (config.c_pop3_fetch < 300L) 
+		config.c_pop3_fetch = 300L;
+	if (config.c_pop3_fastest == 0L)
+		config.c_pop3_fastest = 3600L;	/* once per hour default */
+	if (config.c_pop3_fastest < 300L) 
+		config.c_pop3_fastest = 300L;
+
+	/* "create new user" only works with native authentication mode */
+	if (config.c_auth_mode != AUTHMODE_NATIVE) {
+		config.c_disable_newu = 1;
+	}
 }
 
 
@@ -134,17 +205,16 @@ void get_config(void) {
 void put_config(void)
 {
 	FILE *cfp;
+	int blocks_written = 0;
 
-	if ((cfp = fopen(
-#ifndef HAVE_ETC_DIR
-					 "."
-#else
-					 ETC_DIR
-#endif
-					 "/citadel.config", "rb+")) == NULL)
-		perror("citadel.config");
-	else {
-		fwrite((char *) &config, sizeof(struct config), 1, cfp);
-		fclose(cfp);
+	if ((cfp = fopen(file_citadel_config, "w")) != NULL) {
+		blocks_written = fwrite((char *) &config, sizeof(struct config), 1, cfp);
+		if (blocks_written == 1) {
+			fclose(cfp);
+			chown(file_citadel_config, CTDLUID, (-1));
+			chmod(file_citadel_config, 0600);
+			return;
+		}
 	}
+	syslog(LOG_EMERG, "%s: %s", file_citadel_config, strerror(errno));
 }