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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* CLI tool for system checks
*
* @package core
* @category check
* @copyright 2020 Brendan Heywood (brendan@catalyst-au.net)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
define('CLI_SCRIPT', true);
require(__DIR__ . '/../../config.php');
require_once($CFG->libdir.'/clilib.php');
use core\check\result;
list($options, $unrecognized) = cli_get_params([
'help' => false,
'filter' => '',
'type' => 'status',
'verbose' => false,
], [
'h' => 'help',
'f' => 'filter',
'v' => 'verbose',
't' => 'type',
]);
if ($unrecognized) {
$unrecognized = implode("\n ", $unrecognized);
cli_error(get_string('cliunknowoption', 'admin', $unrecognized));
}
$checks = \core\check\manager::get_checks($options['type']);
$types = join(', ', \core\check\manager::TYPES);
$help = "Run Moodle system checks
Options:
-h, --help Print out this help
-f, --filter Filter to a subset of checks
-t, --type Which set of checks? Defaults to 'status'
One of $types
-v, --verbose Show details of all checks, not just failed checks
Example:
sudo -u www-data php admin/cli/checks.php
sudo -u www-data php admin/cli/checks.php -v
sudo -u www-data php admin/cli/checks.php -v --filter=environment
";
if ($options['help']) {
echo $help;
die();
}
$filter = $options['filter'];
if ($filter) {
$checks = array_filter($checks, function($check, $key) use ($filter) {
$ref = $check->get_ref();
return (strpos($ref, $filter) !== false);
}, 1);
}
// These shell exit codes and labels align with the NRPE standard.
$exitcodes = [
result::NA => 0,
result::OK => 0,
result::INFO => 0,
result::UNKNOWN => 3,
result::WARNING => 1,
result::ERROR => 2,
result::CRITICAL => 2,
];
$exitlabel = [
result::NA => 'OK',
result::OK => 'OK',
result::INFO => 'OK',
result::UNKNOWN => 'UNKNOWN',
result::WARNING => 'WARNING',
result::ERROR => 'CRITICAL',
result::CRITICAL => 'CRITICAL',
];
$format = "% 10s| % -60s\n";
$spacer = "----------+--------------------------------------------------------------------\n";
$prefix = ' |';
$output = '';
$header = $exitlabel[result::OK] . ': ' . get_string('checksok', '', $options['type']) . "\n";
$exitcode = $exitcodes[result::OK];
foreach ($checks as $check) {
$ref = $check->get_ref();
$result = $check->get_result();
$status = $result->get_status();
$checkexitcode = $exitcodes[$status];
// Summary is treated as html.
$summary = $result->get_summary();
$summary = html_to_text($summary, 60, false);
if ($checkexitcode > $exitcode) {
$exitcode = $checkexitcode;
$header = $exitlabel[$status] . ': ' . $check->get_name() . " (" . $check->get_ref() . ")\n";
}
if (empty($messages[$status])) {
$messages[$status] = $result;
}
$len = strlen(get_string('status' . $status));
if ($options['verbose'] ||
$status == result::WARNING ||
$status == result::CRITICAL ||
$status == result::ERROR) {
$output .= sprintf(
$format,
$OUTPUT->check_result($result),
sprintf('%s (%s)', $check->get_name(), $ref)
);
$summary = str_replace("\n", "\n" . $prefix . ' ', $summary);
$output .= sprintf( $format, '', ' ' . $summary);
if ($options['verbose']) {
$actionlink = $check->get_action_link();
if ($actionlink) {
$output .= sprintf( $format, '', ' ' . $actionlink->url);
}
$output .= sprintf( $format, '', '');
}
}
}
// Print NRPE header.
print $header;
// Only show the table header if there is anything to show.
if ($output) {
print sprintf($format,
get_string('status'). ' ',
get_string('check')
) . $spacer;
print $output;
}
// NRPE shell exit code.
exit($exitcode);