admin/cli/upgrade.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * This script creates config.php file and prepares database.
  20  *
  21  * This script is not intended for beginners!
  22  * Potential problems:
  23  * - su to apache account or sudo before execution
  24  * - not compatible with Windows platform
  25  *
  26  * @package    core
  27  * @subpackage cli
  28  * @copyright  2009 Petr Skoda (http://skodak.org)
  29  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  30  */
  31
  32 // Force OPcache reset if used, we do not want any stale caches
  33 // when detecting if upgrade necessary or when running upgrade.
  34 if (function_exists('opcache_reset') and !isset($_SERVER['REMOTE_ADDR'])) {
  35     opcache_reset();
  36 }
  37
  38 define('CLI_SCRIPT', true);
  39 define('CACHE_DISABLE_ALL', true);
  40
  41 require(dirname(dirname(dirname(__FILE__))).'/config.php');
  42 require_once($CFG->libdir.'/adminlib.php');       // various admin-only functions
  43 require_once($CFG->libdir.'/upgradelib.php');     // general upgrade/install related functions
  44 require_once($CFG->libdir.'/clilib.php');         // cli only functions
  45 require_once($CFG->libdir.'/environmentlib.php');
  46
  47 // now get cli options
  48 list($options, $unrecognized) = cli_get_params(
  49     array(
  50         'non-interactive'   => false,
  51         'allow-unstable'    => false,
  52         'help'              => false
  53     ),
  54     array(
  55         'h' => 'help'
  56     )
  57 );
  58
  59 $interactive = empty($options['non-interactive']);
  60
  61 if ($unrecognized) {
  62     $unrecognized = implode("\n  ", $unrecognized);
  63     cli_error(get_string('cliunknowoption', 'admin', $unrecognized));
  64 }
  65
  66 if ($options['help']) {
  67     $help =
  68 "Command line Moodle upgrade.
  69 Please note you must execute this script with the same uid as apache!
  70
  71 Site defaults may be changed via local/defaults.php.
  72
  73 Options:
  74 --non-interactive     No interactive questions or confirmations
  75 --allow-unstable      Upgrade even if the version is not marked as stable yet,
  76                       required in non-interactive mode.
  77 -h, --help            Print out this help
  78
  79 Example:
  80 \$sudo -u www-data /usr/bin/php admin/cli/upgrade.php
  81 "; //TODO: localize - to be translated later when everything is finished
  82
  83     echo $help;
  84     die;
  85 }
  86
  87 if (empty($CFG->version)) {
  88     cli_error(get_string('missingconfigversion', 'debug'));
  89 }
  90
  91 require("$CFG->dirroot/version.php");       // defines $version, $release, $branch and $maturity
  92 $CFG->target_release = $release;            // used during installation and upgrades
  93
  94 if ($version < $CFG->version) {
  95     cli_error(get_string('downgradedcore', 'error'));
  96 }
  97
  98 $oldversion = "$CFG->release ($CFG->version)";
  99 $newversion = "$release ($version)";
 100
 101 if (!moodle_needs_upgrading()) {
 102     cli_error(get_string('cliupgradenoneed', 'core_admin', $newversion), 0);
 103 }
 104
 105 // Test environment first.
 106 list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
 107 if (!$envstatus) {
 108     $errors = environment_get_errors($environment_results);
 109     cli_heading(get_string('environment', 'admin'));
 110     foreach ($errors as $error) {
 111         list($info, $report) = $error;
 112         echo "!! $info !!\n$report\n\n";
 113     }
 114     exit(1);
 115 }
 116
 117 // Test plugin dependencies.
 118 $failed = array();
 119 if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
 120     cli_problem(get_string('pluginscheckfailed', 'admin', array('pluginslist' => implode(', ', array_unique($failed)))));
 121     cli_error(get_string('pluginschecktodo', 'admin'));
 122 }
 123
 124 if ($interactive) {
 125     $a = new stdClass();
 126     $a->oldversion = $oldversion;
 127     $a->newversion = $newversion;
 128     echo cli_heading(get_string('databasechecking', '', $a)) . PHP_EOL;
 129 }
 130
 131 // make sure we are upgrading to a stable release or display a warning
 132 if (isset($maturity)) {
 133     if (($maturity < MATURITY_STABLE) and !$options['allow-unstable']) {
 134         $maturitylevel = get_string('maturity'.$maturity, 'admin');
 135
 136         if ($interactive) {
 137             cli_separator();
 138             cli_heading(get_string('notice'));
 139             echo get_string('maturitycorewarning', 'admin', $maturitylevel) . PHP_EOL;
 140             echo get_string('morehelp') . ': ' . get_docs_url('admin/versions') . PHP_EOL;
 141             cli_separator();
 142         } else {
 143             cli_problem(get_string('maturitycorewarning', 'admin', $maturitylevel));
 144             cli_error(get_string('maturityallowunstable', 'admin'));
 145         }
 146     }
 147 }
 148
 149 if ($interactive) {
 150     echo html_to_text(get_string('upgradesure', 'admin', $newversion))."\n";
 151     $prompt = get_string('cliyesnoprompt', 'admin');
 152     $input = cli_input($prompt, '', array(get_string('clianswerno', 'admin'), get_string('cliansweryes', 'admin')));
 153     if ($input == get_string('clianswerno', 'admin')) {
 154         exit(1);
 155     }
 156 }
 157
 158 if ($version > $CFG->version) {
 159     // We purge all of MUC's caches here.
 160     // Caches are disabled for upgrade by CACHE_DISABLE_ALL so we must set the first arg to true.
 161     // This ensures a real config object is loaded and the stores will be purged.
 162     // This is the only way we can purge custom caches such as memcache or APC.
 163     // Note: all other calls to caches will still used the disabled API.
 164     cache_helper::purge_all(true);
 165     upgrade_core($version, true);
 166 }
 167 set_config('release', $release);
 168 set_config('branch', $branch);
 169
 170 // unconditionally upgrade
 171 upgrade_noncore(true);
 172
 173 // log in as admin - we need doanything permission when applying defaults
 174 \core\session\manager::set_user(get_admin());
 175
 176 // apply all default settings, just in case do it twice to fill all defaults
 177 admin_apply_default_settings(NULL, false);
 178 admin_apply_default_settings(NULL, false);
 179
 180 echo get_string('cliupgradefinished', 'admin')."\n";
 181 exit(0); // 0 means success