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<?php |
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/* vim: set expandtab sw=4 ts=4 sts=4: */ |
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/** |
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* An incident a representing a single incident of a submited bug. |
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* |
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* phpMyAdmin Error reporting server |
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* Copyright (c) phpMyAdmin project (https://www.phpmyadmin.net/) |
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* |
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* Licensed under The MIT License |
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* For full copyright and license information, please see the LICENSE.txt |
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* Redistributions of files must retain the above copyright notice. |
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* |
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* @copyright Copyright (c) phpMyAdmin project (https://www.phpmyadmin.net/) |
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* @license https://opensource.org/licenses/mit-license.php MIT License |
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* |
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* @see https://www.phpmyadmin.net/ |
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*/ |
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namespace App\Model\Table; |
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use Cake\Log\Log; |
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use Cake\Model\Model; |
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use Cake\ORM\Table; |
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use Cake\ORM\TableRegistry; |
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/** |
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* An incident a representing a single incident of a submited bug. |
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*/ |
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class IncidentsTable extends Table |
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{ |
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/** |
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* @var array |
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* |
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* @see http://book.cakephp.org/2.0/en/models/behaviors.html#using-behaviors |
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* @see Model::$actsAs |
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*/ |
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public $actsAs = ['Summarizable']; |
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/** |
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* @var array |
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* |
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* @see http://book.cakephp.org/2.0/en/models/model-attributes.html#validate |
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* @see http://book.cakephp.org/2.0/en/models/data-validation.html |
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* @see Model::$validate |
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*/ |
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public $validate = [ |
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'pma_version' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'php_version' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'full_report' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'stacktrace' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'browser' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'stackhash' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'user_os' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'locale' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'script_name' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'server_software' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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'configuration_storage' => [ |
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'rule' => 'notEmpty', |
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'required' => true, |
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], |
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]; |
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/** |
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* @var array |
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* |
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* @see http://book.cakephp.org/2.0/en/models/associations-linking-models-together.html#belongsto |
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* @see Model::$belongsTo |
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*/ |
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/** |
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* The fields which are summarized in the report page with charts and are also |
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* used in the overall stats and charts for the website. |
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* |
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* @var array |
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*/ |
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public $summarizableFields = [ |
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'browser', |
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'pma_version', |
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'php_version', |
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'locale', |
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'server_software', |
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'user_os', |
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'script_name', |
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'configuration_storage', |
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]; |
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public function __construct($id = false) |
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{ |
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parent::__construct($id); |
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$this->filterTimes = [ |
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'all_time' => [ |
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'label' => 'All Time', |
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'limit' => null, |
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'group' => "DATE_FORMAT(Incidents.created, '%m %Y')", |
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], |
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'day' => [ |
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'label' => 'Last Day', |
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'limit' => date('Y-m-d', strtotime('-1 day')), |
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'group' => "DATE_FORMAT(Incidents.created, '%a %b %d %Y %H')", |
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], |
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'week' => [ |
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'label' => 'Last Week', |
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'limit' => date('Y-m-d', strtotime('-1 week')), |
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'group' => "DATE_FORMAT(Incidents.created, '%a %b %d %Y')", |
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], |
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'month' => [ |
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'label' => 'Last Month', |
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'limit' => date('Y-m-d', strtotime('-1 month')), |
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'group' => "DATE_FORMAT(Incidents.created, '%a %b %d %Y')", |
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], |
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'year' => [ |
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'label' => 'Last Year', |
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'limit' => date('Y-m-d', strtotime('-1 year')), |
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'group' => "DATE_FORMAT(Incidents.created, '%b %u %Y')", |
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], |
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]; |
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} |
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/** |
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* creates an incident/report record given a raw bug report object. |
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* |
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* This gets a decoded bug report from the submitted json body. This has not |
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* yet been santized. It either adds it as an incident to another report or |
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* creates a new report if nothing matches. |
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* |
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* @param array $bugReport the bug report being submitted |
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* |
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* @return array of: |
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* 1. array of inserted incident ids. If the report/incident was not |
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* correctly saved, false is put in it place. |
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* 2. array of newly created report ids. If no new report was created, |
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* an empty array is returned |
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*/ |
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public function createIncidentFromBugReport($bugReport) |
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{ |
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if ($bugReport == null) { |
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return [ |
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'incidents' => [false], |
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'reports' => [] |
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]; |
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} |
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$incident_ids = []; // array to hold ids of all the inserted incidents |
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$new_report_ids = []; // array to hold ids of all newly created reports |
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// Avoid storing too many errors from single report |
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if (isset($bugReport['errors']) && count($bugReport['errors']) > 40) { |
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$bugReport['errors'] = array_slice($bugReport['errors'], 0, 40); |
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} |
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if (isset($bugReport['exception']['stack']) && count($bugReport['exception']['stack']) > 40) { |
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$bugReport['exception']['stack'] = array_slice($bugReport['exception']['stack'], 0, 40); |
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} |
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// Also sanitizes the bug report |
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$schematizedIncidents = $this->_getSchematizedIncidents($bugReport); |
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$incidentsTable = TableRegistry::get('Incidents'); |
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$reportsTable = TableRegistry::get('Reports'); |
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foreach ($schematizedIncidents as $index => $si) { |
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// find closest report. If not found, create a new report. |
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$closestReport = $this->_getClosestReport($bugReport, $index); |
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if ($closestReport) { |
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$si['report_id'] = $closestReport['id']; |
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$si = $incidentsTable->newEntity($si); |
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$si->created = date('Y-m-d H:i:s', time()); |
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$si->modified = date('Y-m-d H:i:s', time()); |
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$this->_logLongIncidentSubmissions($si, $incident_ids); |
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if (in_array(false, $incident_ids)) { |
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break; |
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} |
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} else { |
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// no close report. Create a new report. |
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$report = $this->_getReportDetails($bugReport, $index); |
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$this->_logLongIncidentSubmissions($si, $incident_ids); |
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if (in_array(false, $incident_ids)) { |
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break; |
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} |
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$report = $reportsTable->newEntity($report); |
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$report->created = date('Y-m-d H:i:s', time()); |
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$report->modified = date('Y-m-d H:i:s', time()); |
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$reportsTable->save($report); |
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$si['report_id'] = $report->id; |
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$new_report_ids[] = $report->id; |
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$si = $incidentsTable->newEntity($si); |
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$si->created = date('Y-m-d H:i:s', time()); |
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$si->modified = date('Y-m-d H:i:s', time()); |
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} |
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$isSaved = $incidentsTable->save($si); |
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if ($isSaved) { |
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array_push($incident_ids, $si->id); |
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if (! $closestReport) { |
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// add notifications entry |
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$tmpIncident = $incidentsTable->findById($si->id)->all()->first(); |
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if (! TableRegistry::get('Notifications')->addNotifications(intval($tmpIncident['report_id']))) { |
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Log::write( |
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'error', |
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'ERRORED: Notification::addNotifications() failed on Report#' |
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. $tmpIncident['report_id'], |
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'alert' |
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); |
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} |
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} |
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} else { |
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array_push($incident_ids, false); |
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} |
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} |
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return [ |
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'incidents' => $incident_ids, |
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'reports' => $new_report_ids |
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]; |
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} |
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/** |
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* retrieves the closest report to a given bug report. |
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* |
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* it checks for another report with the same line number, filename and |
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* pma_version |
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* |
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* @param array $bugReport the bug report being checked |
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* Integer $index: for php exception type |
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* @param int $index The report index |
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* |
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* @return array the first similar report or null |
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*/ |
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protected function _getClosestReport($bugReport, $index = 0) |
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{ |
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if (isset($bugReport['exception_type']) |
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&& $bugReport['exception_type'] == 'php' |
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) { |
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$location = $bugReport['errors'][$index]['file']; |
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$linenumber = $bugReport['errors'][$index]['lineNum']; |
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} else { |
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list($location, $linenumber) = |
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$this->_getIdentifyingLocation($bugReport['exception']['stack']); |
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} |
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$report = TableRegistry::get('Reports')->findByLocationAndLinenumberAndPmaVersion( |
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$location, |
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$linenumber, |
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$this->getStrippedPmaVersion($bugReport['pma_version']) |
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)->all()->first(); |
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return $report; |
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} |
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/** |
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* creates the report data from an incident that has no related report. |
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* |
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* @param array $bugReport the bug report the report record is being created for |
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* Integer $index: for php exception type |
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* @param int $index The report index |
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* |
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* @return array an array with the report fields can be used with Report->save |
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*/ |
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protected function _getReportDetails($bugReport, $index = 0) |
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{ |
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3 |
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if (isset($bugReport['exception_type']) |
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&& $bugReport['exception_type'] == 'php' |
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) { |
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$location = $bugReport['errors'][$index]['file']; |
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$linenumber = $bugReport['errors'][$index]['lineNum']; |
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$reportDetails = [ |
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'error_message' => $bugReport['errors'][$index]['msg'], |
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'error_name' => $bugReport['errors'][$index]['type'], |
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]; |
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$exception_type = 1; |
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} else { |
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list($location, $linenumber) = |
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$this->_getIdentifyingLocation($bugReport['exception']['stack']); |
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$reportDetails = [ |
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'error_message' => $bugReport['exception']['message'], |
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3 |
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'error_name' => $bugReport['exception']['name'], |
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]; |
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3 |
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$exception_type = 0; |
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} |
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313
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3 |
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$reportDetails = array_merge( |
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3 |
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$reportDetails, |
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[ |
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'status' => 'new', |
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'location' => $location, |
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'linenumber' => is_null($linenumber) ? 0 : $linenumber, |
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'pma_version' => $this->getStrippedPmaVersion($bugReport['pma_version']), |
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'exception_type' => $exception_type, |
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] |
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); |
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return $reportDetails; |
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} |
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/** |
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* creates the incident data from the submitted bug report. |
329
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* |
330
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* @param array $bugReport the bug report the report record is being created for |
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* |
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* @return array an array of schematized incident. |
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* Can be used with Incident->save |
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*/ |
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3 |
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protected function _getSchematizedIncidents($bugReport) |
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{ |
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//$bugReport = Sanitize::clean($bugReport, array('escape' => false)); |
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3 |
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$schematizedReports = []; |
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$schematizedCommonReport = [ |
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3 |
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'pma_version' => $this->getStrippedPmaVersion($bugReport['pma_version']), |
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3 |
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'php_version' => $this->_getSimpleVersion($bugReport['php_version'], 2), |
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'browser' => $bugReport['browser_name'] . ' ' |
343
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3 |
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. $this->_getSimpleVersion($bugReport['browser_version'], 1), |
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3 |
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'user_os' => $bugReport['user_os'], |
345
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3 |
|
'locale' => $bugReport['locale'], |
346
|
3 |
|
'configuration_storage' => $bugReport['configuration_storage'], |
347
|
3 |
|
'server_software' => $this->_getServer($bugReport['server_software']), |
348
|
3 |
|
'full_report' => json_encode($bugReport), |
349
|
|
|
]; |
350
|
|
|
|
351
|
3 |
|
if (isset($bugReport['exception_type']) |
352
|
3 |
|
&& $bugReport['exception_type'] == 'php' |
353
|
|
|
) { |
354
|
|
|
// for each "errors" |
355
|
3 |
|
foreach ($bugReport['errors'] as $error) { |
356
|
3 |
|
$tmpReport = array_merge( |
357
|
3 |
|
$schematizedCommonReport, |
358
|
|
|
[ |
359
|
3 |
|
'error_name' => $error['type'], |
360
|
3 |
|
'error_message' => $error['msg'], |
361
|
3 |
|
'script_name' => $error['file'], |
362
|
3 |
|
'stacktrace' => json_encode($error['stackTrace']), |
363
|
3 |
|
'stackhash' => $error['stackhash'], |
364
|
3 |
|
'exception_type' => 1, // 'php' |
365
|
|
|
] |
366
|
|
|
); |
367
|
3 |
|
array_push($schematizedReports, $tmpReport); |
368
|
|
|
} |
369
|
|
|
} else { |
370
|
3 |
|
$tmpReport = array_merge( |
371
|
3 |
|
$schematizedCommonReport, |
372
|
|
|
[ |
373
|
3 |
|
'error_name' => $bugReport['exception']['name'], |
374
|
3 |
|
'error_message' => $bugReport['exception']['message'], |
375
|
3 |
|
'script_name' => $bugReport['script_name'], |
376
|
3 |
|
'stacktrace' => json_encode($bugReport['exception']['stack']), |
377
|
3 |
|
'stackhash' => $this->getStackHash($bugReport['exception']['stack']), |
378
|
3 |
|
'exception_type' => 0, //'js' |
379
|
|
|
] |
380
|
|
|
); |
381
|
|
|
|
382
|
3 |
|
if (isset($bugReport['steps'])) { |
383
|
3 |
|
$tmpReport['steps'] = $bugReport['steps']; |
384
|
|
|
} |
385
|
3 |
|
array_push($schematizedReports, $tmpReport); |
386
|
|
|
} |
387
|
|
|
|
388
|
3 |
|
return $schematizedReports; |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
/** |
392
|
|
|
* Gets the identifiying location info from a stacktrace. |
393
|
|
|
* |
394
|
|
|
* This is used to skip stacktrace levels that are within the error reporting js |
395
|
|
|
* files that sometimes appear in the stacktrace but are not related to the bug |
396
|
|
|
* report |
397
|
|
|
* |
398
|
|
|
* returns two things in an array: |
399
|
|
|
* - the first element is the filename/scriptname of the error |
400
|
|
|
* - the second element is the linenumber of the error |
401
|
|
|
* |
402
|
|
|
* @param array $stacktrace the stacktrace being examined |
403
|
|
|
* |
404
|
|
|
* @return array an array with the filename/scriptname and linenumber of the |
405
|
|
|
* error |
406
|
|
|
*/ |
407
|
5 |
|
protected function _getIdentifyingLocation($stacktrace) |
408
|
|
|
{ |
409
|
|
|
$fallback = [ |
410
|
5 |
|
'UNKNOWN', |
411
|
|
|
0, |
412
|
|
|
]; |
413
|
5 |
|
foreach ($stacktrace as $level) { |
414
|
5 |
|
if (isset($level['filename'])) { |
415
|
|
|
// ignore unrelated files that sometimes appear in the error report |
416
|
5 |
|
if ($level['filename'] === 'tracekit/tracekit.js') { |
417
|
1 |
|
continue; |
418
|
5 |
|
} elseif ($level['filename'] === 'error_report.js') { |
419
|
|
|
// in case the error really is in the error_report.js file save it for |
420
|
|
|
// later |
421
|
1 |
|
if ($fallback[0] == 'UNKNOWN') { |
422
|
|
|
$fallback = [ |
423
|
1 |
|
$level['filename'], |
424
|
1 |
|
$level['line'], |
425
|
|
|
]; |
426
|
|
|
} |
427
|
1 |
|
continue; |
428
|
|
|
} |
429
|
|
|
|
430
|
|
|
return [ |
431
|
5 |
|
$level['filename'], |
432
|
5 |
|
$level['line'], |
433
|
|
|
]; |
434
|
1 |
|
} elseif (isset($level['scriptname'])) { |
435
|
|
|
return [ |
436
|
1 |
|
$level['scriptname'], |
437
|
1 |
|
$level['line'], |
438
|
|
|
]; |
439
|
|
|
} |
440
|
1 |
|
continue; |
441
|
|
|
} |
442
|
|
|
|
443
|
1 |
|
return $fallback; |
444
|
|
|
} |
445
|
|
|
|
446
|
|
|
/** |
447
|
|
|
* Gets a part of a version string according to the specified version Length. |
448
|
|
|
* |
449
|
|
|
* @param string $versionString the version string |
450
|
|
|
* @param string $versionLength the number of version components to return. eg |
451
|
|
|
* 1 for major version only and 2 for major and |
452
|
|
|
* minor version |
453
|
|
|
* |
454
|
|
|
* @return string the major and minor version part |
455
|
|
|
*/ |
456
|
4 |
|
protected function _getSimpleVersion($versionString, $versionLength) |
457
|
|
|
{ |
458
|
4 |
|
$versionLength = (int) $versionLength; |
459
|
4 |
|
if ($versionLength < 1) { |
460
|
1 |
|
$versionLength = 1; |
461
|
|
|
} |
462
|
|
|
/* modify the re to accept a variable number of version components. I |
463
|
|
|
* atleast take one component and optionally get more components if need be. |
464
|
|
|
* previous code makes sure that the $versionLength variable is a positive |
465
|
|
|
* int |
466
|
|
|
*/ |
467
|
4 |
|
$result = preg_match( |
468
|
4 |
|
"/^(\d+\.){" . ($versionLength - 1) . "}\d+/", |
469
|
|
|
$versionString, |
470
|
|
|
$matches |
471
|
|
|
); |
472
|
4 |
|
if ($result) { |
473
|
4 |
|
$simpleVersion = $matches[0]; |
474
|
|
|
|
475
|
4 |
|
return $simpleVersion; |
476
|
|
|
} |
477
|
|
|
|
478
|
|
|
return $versionString; |
479
|
|
|
} |
480
|
|
|
|
481
|
|
|
/** |
482
|
|
|
* Returns the version string stripped of |
483
|
|
|
* 'deb', 'ubuntu' and other suffixes |
484
|
|
|
* |
485
|
|
|
* @param string $versionString phpMyAdmin version |
486
|
|
|
* |
487
|
|
|
* @return string stripped phpMyAdmin version |
488
|
|
|
*/ |
489
|
12 |
|
public function getStrippedPmaVersion($versionString) |
490
|
|
|
{ |
491
|
12 |
|
$allowedRegexp = '/^(\d+)(\.\d+){0,3}(\-.*)?/'; |
492
|
12 |
|
$matches = []; |
493
|
|
|
|
494
|
|
|
// Check if $versionString matches the regexp |
495
|
|
|
// and store the matched strings |
496
|
12 |
|
if (preg_match($allowedRegexp, $versionString, $matches)) { |
497
|
12 |
|
return $matches[0]; |
498
|
|
|
} |
499
|
|
|
|
500
|
|
|
// If $versionString does not match the regexp at all, |
501
|
|
|
// leave it as it is |
502
|
|
|
return $versionString; |
503
|
|
|
} |
504
|
|
|
|
505
|
|
|
/** |
506
|
|
|
* Gets the server name and version from the server signature. |
507
|
|
|
* |
508
|
|
|
* @param string $signature the server signature |
509
|
|
|
* |
510
|
|
|
* @return string the server name and version or UNKNOWN |
511
|
|
|
*/ |
512
|
4 |
|
protected function _getServer($signature) |
513
|
|
|
{ |
514
|
4 |
|
if (preg_match( |
515
|
4 |
|
"/(apache\/\d+\.\d+)|(nginx\/\d+\.\d+)|(iis\/\d+\.\d+)" |
516
|
4 |
|
. "|(lighttpd\/\d+\.\d+)/i", |
517
|
|
|
$signature, |
518
|
|
|
$matches |
519
|
|
|
)) { |
520
|
4 |
|
return $matches[0]; |
521
|
|
|
} |
522
|
|
|
|
523
|
1 |
|
return 'UNKNOWN'; |
524
|
|
|
} |
525
|
|
|
|
526
|
|
|
/** |
527
|
|
|
* returns the hash pertaining to a stacktrace. |
528
|
|
|
* |
529
|
|
|
* @param array $stacktrace the stacktrace in question |
530
|
|
|
* |
531
|
|
|
* @return string the hash string of the stacktrace |
532
|
|
|
*/ |
533
|
4 |
|
public function getStackHash($stacktrace) |
534
|
|
|
{ |
535
|
4 |
|
$handle = hash_init('md5'); |
536
|
4 |
|
foreach ($stacktrace as $level) { |
537
|
|
|
$elements = [ |
538
|
4 |
|
'filename', |
539
|
|
|
'scriptname', |
540
|
|
|
'line', |
541
|
|
|
'func', |
542
|
|
|
'column', |
543
|
|
|
]; |
544
|
4 |
|
foreach ($elements as $element) { |
545
|
4 |
|
if (! isset($level[$element])) { |
546
|
4 |
|
continue; |
547
|
|
|
} |
548
|
4 |
|
hash_update($handle, $level[$element]); |
549
|
|
|
} |
550
|
|
|
} |
551
|
|
|
|
552
|
4 |
|
return hash_final($handle); |
553
|
|
|
} |
554
|
|
|
|
555
|
|
|
/** |
556
|
|
|
* Checks the length of stacktrace and full_report |
557
|
|
|
* and logs if it is greater than what it can hold |
558
|
|
|
* |
559
|
|
|
* @param array $si submitted incident |
560
|
|
|
* @param array $incident_ids incident IDs |
561
|
|
|
* |
562
|
|
|
* @return array $incident_ids |
563
|
|
|
*/ |
564
|
2 |
|
private function _logLongIncidentSubmissions($si, &$incident_ids) |
565
|
|
|
{ |
566
|
|
|
|
567
|
2 |
|
$stacktraceLength = mb_strlen($si['stacktrace']); |
568
|
2 |
|
$fullReportLength = mb_strlen($si['full_report']); |
569
|
2 |
|
$errorMessageLength = mb_strlen($si['error_message']); |
570
|
|
|
|
571
|
2 |
|
if ($stacktraceLength > 65535 |
572
|
2 |
|
|| $fullReportLength > 65535 |
573
|
2 |
|
|| $errorMessageLength > 200 // length of field in 'incidents' table |
574
|
|
|
) { |
575
|
|
|
// If length of report is longer than |
576
|
|
|
// what can fit in the table field, |
577
|
|
|
// we log it and don't save it in the database |
578
|
1 |
|
Log::error( |
579
|
|
|
'Too long data submitted in the incident. The length of stacktrace: ' |
580
|
1 |
|
. $stacktraceLength . ', the length of bug report: ' |
581
|
1 |
|
. $fullReportLength . ', the length of error message: ' |
582
|
1 |
|
. $errorMessageLength . '. The full incident reported was as follows: ' |
583
|
1 |
|
. json_encode($si) |
584
|
|
|
); |
585
|
|
|
|
586
|
|
|
// add a 'false' to the return array |
587
|
1 |
|
array_push($incident_ids, false); |
588
|
|
|
} |
589
|
2 |
|
} |
590
|
|
|
} |
591
|
|
|
|
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: