fix dnamlen, they missed the e, so we need to follow.
[citadel.git] / citadel / config.c
index 60806b1b7724e4179a6ae4aba52d51a5f4b9a3a7..3d6527f38db4a8e50970d706cc8124d0d05727d7 100644 (file)
  */
 
 #include "sysdep.h"
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <unistd.h>
 #include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <limits.h>
+#include <sys/utsname.h>
 #include <libcitadel.h>
-#include "citadel.h"
-#include "server.h"
 #include "config.h"
+#include "ctdl_module.h"
 
+struct config config;
+struct configlen configlen;
 
-#include "ctdl_module.h"
+/*
+ * 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;
 
-struct config config;
+       /* Determine our host name, in case we need to use it as a default */
+       uname(&my_utsname);
+       memset(&configlen, 0, sizeof(struct configlen));
+       /* set some sample/default values in place of blanks... */
+       configlen.c_nodename = 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) {
+                       configlen.c_fqdn = safestrncpy(config.c_fqdn, he->h_name, sizeof config.c_fqdn);
+               }
+               else {
+                       configlen.c_fqdn = safestrncpy(config.c_fqdn, my_utsname.nodename, sizeof config.c_fqdn);
+               }
+       }
+
+       configlen.c_humannode = safestrncpy(config.c_humannode, "Citadel Server", sizeof config.c_humannode);
+       configlen.c_phonenum = safestrncpy(config.c_phonenum, "US 800 555 1212", sizeof config.c_phonenum);
+       config.c_initax = 4;
+       configlen.c_moreprompt = safestrncpy(config.c_moreprompt, "<more>", sizeof config.c_moreprompt);
+       configlen.c_twitroom = safestrncpy(config.c_twitroom, "Trashcan", sizeof config.c_twitroom);
+       configlen.c_baseroom = safestrncpy(config.c_baseroom, BASEROOM, sizeof config.c_baseroom);
+       configlen.c_aideroom = safestrncpy(config.c_aideroom, "Aide", sizeof config.c_aideroom);
+       config.c_port_number = 504;
+       config.c_sleeping = 900;
+
+       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;
+}
+
+void setcfglen(void)
+{
+       configlen.c_nodename = strlen(config.c_nodename);
+       configlen.c_fqdn = strlen(config.c_fqdn);
+       configlen.c_humannode = strlen(config.c_humannode);
+       configlen.c_phonenum = strlen(config.c_phonenum);
+       configlen.c_twitroom = strlen(config.c_twitroom);
+       configlen.c_moreprompt = strlen(config.c_moreprompt);
+       configlen.c_site_location = strlen(config.c_site_location);
+       configlen.c_sysadm = strlen(config.c_sysadm);
+       configlen.c_niu_2 = strlen(config.c_niu_2);
+       configlen.c_ip_addr = strlen(config.c_ip_addr);
+       configlen.c_logpages = strlen(config.c_logpages);
+       configlen.c_baseroom = strlen(config.c_baseroom);
+       configlen.c_aideroom = strlen(config.c_aideroom);
+       configlen.c_ldap_host = strlen(config.c_ldap_host);
+       configlen.c_ldap_base_dn = strlen(config.c_ldap_base_dn);
+       configlen.c_ldap_bind_dn = strlen(config.c_ldap_bind_dn);
+       configlen.c_ldap_bind_pw = strlen(config.c_ldap_bind_pw);
+       configlen.c_journal_dest = strlen(config.c_journal_dest);
+       configlen.c_default_cal_zone = strlen(config.c_default_cal_zone);
+       configlen.c_funambol_host = strlen(config.c_funambol_host);
+       configlen.c_funambol_source = strlen(config.c_funambol_source);
+       configlen.c_funambol_auth = strlen(config.c_funambol_auth);
+       configlen.c_master_user = strlen(config.c_master_user);
+       configlen.c_master_pass = strlen(config.c_master_pass);
+       configlen.c_pager_program = strlen(config.c_pager_program);
+}
 
 /*
- * 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.
+ * 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(ctdl_bbsbase_dir) != 0) {
                fprintf(stderr,
-                       "This program could not be started.\n"
-                       "Unable to change directory to %s\n"
-                       "Error: %s\n",
+                       "This program could not be started.\nUnable to change directory to %s\nError: %s\n",
                        ctdl_bbsbase_dir,
-                       strerror(errno));
+                       strerror(errno)
+               );
                exit(CTDLEXIT_HOME);
        }
-       cfp = fopen(file_citadel_config, "rb");
-       if (cfp == NULL) {
-               fprintf(stderr, "This program could not be started.\n"
-                               "Unable to open %s\n"
-                               "Error: %s\n",
-                               file_citadel_config,
-                               strerror(errno));
-               exit(CTDLEXIT_CONFIG);
-       }
-       memset(&config, 0, sizeof(struct config));
-       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);
-       }
-       if (fstat(fileno(cfp), &st)) {
-               perror(file_citadel_config);
-               exit(CTDLEXIT_CONFIG);
-       }
 
-#ifndef __CYGWIN__
-       if (st.st_uid != CTDLUID) {
-               fprintf(stderr, "%s must be owned by uid="F_UID_T" but "F_UID_T" owns it!\n", 
-                       file_citadel_config, CTDLUID, st.st_uid);
-               exit(CTDLEXIT_CONFIG);
+       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);
+               setcfglen();
        }
-       int desired_mode = (S_IFREG | S_IRUSR | S_IWUSR) ;
-       if (st.st_mode != desired_mode) {
-               fprintf(stderr, "%s must be set to permissions mode %03o but they are %03o\n",
-                       file_citadel_config, (desired_mode & 0xFFF), (st.st_mode & 0xFFF));
-               exit(CTDLEXIT_CONFIG);
+       else {
+               brand_new_installation_set_defaults();
        }
-#endif
-
-       fclose(cfp);
 
        /* Ensure that we are linked to the correct version of libcitadel */
        if (libcitadel_version_number() < LIBCITADEL_VERSION_NUMBER) {
@@ -148,6 +217,7 @@ void get_config(void) {
        }
 }
 
+long config_msgnum = 0;
 
 /*
  * Occasionally, we will need to write the config file, because some operations
@@ -156,15 +226,77 @@ void get_config(void) {
 void put_config(void)
 {
        FILE *cfp;
-       int rv;
+       int blocks_written = 0;
 
-       if ((cfp = fopen(file_citadel_config, "rb+")) == NULL)
-               perror(file_citadel_config);
-       else {
-               rv = fwrite((char *) &config, sizeof(struct config), 1, cfp);
-               if (rv == -1)
-                       syslog(LOG_EMERG, "Failed to write: %s [%s]\n", 
-                              file_citadel_config, strerror(errno));
+       cfp = fopen(file_citadel_config, "w");
+       if (cfp != NULL) {
+               blocks_written = fwrite((char *) &config, sizeof(struct config), 1, cfp);
+               if (blocks_written == 1) {
+                       chown(file_citadel_config, CTDLUID, (-1));
+                       chmod(file_citadel_config, 0600);
+                       fclose(cfp);
+                       return;
+               }
                fclose(cfp);
        }
+       syslog(LOG_EMERG, "%s: %s", file_citadel_config, strerror(errno));
+}
+
+
+
+void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
+       config_msgnum = msgnum;
+}
+
+
+char *CtdlGetSysConfig(char *sysconfname) {
+       char hold_rm[ROOMNAMELEN];
+       long msgnum;
+       char *conf;
+       struct CtdlMessage *msg;
+       char buf[SIZ];
+       
+       strcpy(hold_rm, CC->room.QRname);
+       if (CtdlGetRoom(&CC->room, SYSCONFIGROOM) != 0) {
+               CtdlGetRoom(&CC->room, hold_rm);
+               return NULL;
+       }
+
+
+       /* We want the last (and probably only) config in this room */
+       begin_critical_section(S_CONFIG);
+       config_msgnum = (-1L);
+       CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
+                          CtdlGetSysConfigBackend, NULL);
+       msgnum = config_msgnum;
+       end_critical_section(S_CONFIG);
+
+       if (msgnum < 0L) {
+               conf = NULL;
+       }
+       else {
+               msg = CtdlFetchMessage(msgnum, 1);
+               if (msg != NULL) {
+                       conf = strdup(msg->cm_fields[eMesageText]);
+                       CM_Free(msg);
+               }
+               else {
+                       conf = NULL;
+               }
+       }
+
+       CtdlGetRoom(&CC->room, hold_rm);
+
+       if (conf != NULL) do {
+                       extract_token(buf, conf, 0, '\n', sizeof buf);
+                       strcpy(conf, &conf[strlen(buf)+1]);
+               } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
+
+       return(conf);
+}
+
+
+void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
+       CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
 }
+