sanity_check.php

   1 <?php
   2         require_once "functions.php";
   3
   4         define('EXPECTED_CONFIG_VERSION', 21);
   5         define('SCHEMA_VERSION', 78);
   6
   7         if (!file_exists("config.php")) {
   8                 print "<b>Fatal Error</b>: You forgot to copy
   9                 <b>config.php-dist</b> to <b>config.php</b> and edit it.\n";
  10                 exit;
  11         }
  12
  13         require_once "config.php";
  14         require_once "sanity_config.php";
  15
  16         if (CONFIG_VERSION != EXPECTED_CONFIG_VERSION) {
  17                 $err_msg = "config: your config file version is incorrect. See config.php-dist.\n";
  18         }
  19
  20         $purifier_cache_dir = "lib/htmlpurifier/library/HTMLPurifier/DefinitionCache/Serializer";
  21
  22         if (!is_writable($purifier_cache_dir)) {
  23                 $err_msg = "config: HTMLPurifier cache directory should be writable by anyone (chmod -R 777 $purifier_cache_dir)";
  24         }
  25
  26         if (GENERATED_CONFIG_CHECK != EXPECTED_CONFIG_VERSION) {
  27                 $err_msg = "config: your sanity_config.php is outdated, please recreate it using ./utils/regen_config_checks.sh";
  28         }
  29
  30         foreach ($requred_defines as $d) {
  31                 if (!defined($d)) {
  32                         $err_msg = "config: required constant $d is not defined. Please check config.php";
  33                 }
  34         }
  35
  36         if (defined('RSS_BACKEND_TYPE')) {
  37                 print "<b>Fatal error</b>: RSS_BACKEND_TYPE is deprecated. Please remove this
  38                         option from config.php\n";
  39                 exit;
  40         }
  41
  42         if (file_exists("xml-export.php") || file_exists("xml-import.php")) {
  43                 print "<b>Fatal Error</b>: XML Import/Export tools (<b>xml-export.php</b>
  44                 and <b>xml-import.php</b>) could be used maliciously. Please remove them
  45                 from your TT-RSS instance.\n";
  46                 exit;
  47         }
  48
  49         if (SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) {
  50                 print "<b>Fatal Error</b>: Please set DAEMON_UPDATE_LOGIN_LIMIT
  51                         to 0 in single user mode.\n";
  52                 exit;
  53         }
  54
  55         if (USE_CURL && ! function_exists("curl_init")) {
  56                 print "<b>Fatal Error</b>: You have enabled USE_CURL, but your PHP
  57                         doesn't seem to support CURL functions.";
  58                 exit;
  59         }
  60
  61         if (!defined('SESSION_EXPIRE_TIME')) {
  62                 $err_msg = "config: SESSION_EXPIRE_TIME is undefined";
  63         }
  64
  65         if (SESSION_EXPIRE_TIME < 60) {
  66                 $err_msg = "config: SESSION_EXPIRE_TIME is too low (less than 60)";
  67         }
  68
  69         if (SESSION_EXPIRE_TIME < SESSION_COOKIE_LIFETIME) {
  70                 $err_msg = "config: SESSION_EXPIRE_TIME should be greater or equal to" .
  71                         "SESSION_COOKIE_LIFETIME";
  72         }
  73
  74 /*      if (defined('DISABLE_SESSIONS')) {
  75                 $err_msg = "config: you have enabled DISABLE_SESSIONS. Please disable this option.";
  76 } */
  77
  78         if (DATABASE_BACKED_SESSIONS && SINGLE_USER_MODE) {
  79                 $err_msg = "config: DATABASE_BACKED_SESSIONS is incompatible with SINGLE_USER_MODE";
  80         }
  81
  82         if (DATABASE_BACKED_SESSIONS && DB_TYPE == "mysql") {
  83                 $err_msg = "config: DATABASE_BACKED_SESSIONS are currently broken with MySQL";
  84         }
  85
  86         if (SINGLE_USER_MODE) {
  87                 $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  88
  89                 if ($link) {
  90                         $result = db_query($link, "SELECT id FROM ttrss_users WHERE id = 1");
  91
  92                         if (db_num_rows($result) != 1) {
  93                                 $err_msg = "config: SINGLE_USER_MODE is enabled but default admin account (UID=1) is not found.";
  94                         }
  95                 }
  96         }
  97
  98         if (defined('MAIL_FROM')) {
  99                 $err_msg = "config: MAIL_FROM has been split into DIGEST_FROM_NAME and DIGEST_FROM_ADDRESS";
 100         }
 101
 102         if (!defined('COUNTERS_MAX_AGE')) {
 103                 $err_msg = "config: option COUNTERS_MAX_AGE expected, but not defined";
 104         }
 105
 106         if (defined('DAEMON_REFRESH_ONLY')) {
 107                 $err_msg = "config: option DAEMON_REFRESH_ONLY is obsolete. Please remove this option and read about other ways to update feeds on the <a href='http://tt-rss.org/wiki/UpdatingFeeds'>wiki</a>.";
 108
 109         }
 110
 111         if (defined('ENABLE_SIMPLEPIE')) {
 112                 $err_msg = "config: ENABLE_SIMPLEPIE is obsolete and replaced with DEFAULT_UPDATE_METHOD. Please adjust your config.php.";
 113         }
 114
 115         if (!defined('DEFAULT_UPDATE_METHOD') || (DEFAULT_UPDATE_METHOD != 0 &&
 116                         DEFAULT_UPDATE_METHOD != 1)) {
 117                 $err_msg = "config: DEFAULT_UPDATE_METHOD should be either 0 or 1.";
 118         }
 119
 120         if (!is_writable(ICONS_DIR)) {
 121                 $err_msg = "config: your ICONS_DIR (" . ICONS_DIR . ") is not writable.\n";
 122         }
 123
 124         if (ini_get("open_basedir")) {
 125                 $err_msg = "php.ini: open_basedir is not supported.";
 126         }
 127
 128         if (!ini_get("allow_url_fopen")) {
 129                 $err_msg = "php.ini: allow_url_fopen is required.";
 130         }
 131
 132         if (!function_exists("json_encode")) {
 133                 $err_msg = "PHP: json functions not found.";
 134         }
 135
 136         if (DB_TYPE == "mysql" && !function_exists("mysql_connect")) {
 137                 $err_msg = "PHP: MySQL functions not found.";
 138         }
 139
 140         if (DB_TYPE == "pgsql" && !function_exists("pg_connect")) {
 141                 $err_msg = "PHP: PostgreSQL functions not found.";
 142         }
 143
 144         if (!function_exists("mb_strlen")) {
 145                 $err_msg = "PHP: mbstring functions not found.";
 146         }
 147
 148         if (ini_get("safe_mode")) {
 149                 $err_msg = "php.ini: Safe mode is not supported. If you wish to continue, remove this test from sanity_check.php and proceeed at your own risk. Please note that your bug reports will not be accepted or reviewed.";
 150         }
 151
 152         if (defined('USE_CURL_FOR_ICONS')) {
 153                 $err_msg = "config: USE_CURL_FOR_ICONS has been renamed to USE_CURL.";
 154         }
 155
 156         if ($err_msg) {
 157                 print "<b>Fatal Error</b>: $err_msg\n";
 158                 exit;
 159         }
 160
 161 ?>