328 lines
11 KiB
PHP
328 lines
11 KiB
PHP
<?php
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/**
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* Observium
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*
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* This file is part of Observium.
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*
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* @package observium
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* @subpackage web
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* @copyright (C) 2006-2013 Adam Armstrong, (C) 2013-2022 Observium Limited
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*
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*/
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/**
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* Display events.
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*
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* Display pages with alert logs in multiple formats.
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* Examples:
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* print_alert_log() - display last 10 events from all devices
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* print_alert_log(array('pagesize' => 99)) - display last 99 events from all device
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* print_alert_log(array('pagesize' => 10, 'pageno' => 3, 'pagination' => TRUE)) - display 10 events from page 3 with pagination header
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* print_alert_log(array('pagesize' => 10, 'device' = 4)) - display last 10 events for device_id 4
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* print_alert_log(array('short' => TRUE)) - show small block with last events
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*
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* @param array $vars
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* @return none
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*
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*/
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function print_alert_log($vars)
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{
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global $alert_rules, $config;
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// This should be set outside, but do it here if it isn't
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if (!is_array($alert_rules)) { $alert_rules = cache_alert_rules(); }
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// Get events array
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$events = get_alert_log($vars);
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if (!$events['count'])
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{
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if(!$vars['no_empty_message']) {
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// There have been no entries returned. Print the warning.
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print_message('<h4>No alert log entries found!</h4>', FALSE);
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}
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} else {
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// Entries have been returned. Print the table.
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$list = array('device' => FALSE, 'entity' => FALSE);
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if (!isset($vars['device']) || empty($vars['device']) || $vars['page'] == 'alert_log') { $list['device'] = TRUE; }
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if ($events['short'] || !isset($vars['entity']) || empty($vars['entity'])) { $list['entity'] = TRUE; }
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if (!isset($vars['alert_test_id']) || empty($vars['alert_test_id']) || $vars['page'] == 'alert_check' || TRUE) { $list['alert_test_id'] = TRUE; }
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if (!isset($vars['entity_type']) || empty($vars['entity_type']) || $vars['page'] == 'alert_check' || TRUE) { $list['entity_type'] = TRUE; }
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$string = generate_box_open($vars['header']);
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$string .= '<table class="table table-striped table-hover table-condensed-more">' . PHP_EOL;
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if (!$events['short'])
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{
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$cols = array();
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$cols[] = array(NULL, 'class="state-marker"');
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$cols['date'] = array('Date', 'style="width: 160px"');
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if ($list['device']) { $cols['device'] = 'Device'; }
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if ($list['alert_test_id']) { $cols['alert_test_id'] = 'Alert Check'; }
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if ($list['entity']) { $cols['entity'] = 'Entity'; }
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$cols[] = 'Message';
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$cols['status'] = 'Status';
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//$cols['notified'] = array('Notified', 'style="width: 40px"');
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$string .= get_table_header($cols); // , $vars); // Actually sorting is disabled now
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}
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$string .= ' <tbody>' . PHP_EOL;
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foreach ($events['entries'] as $entry)
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{
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$alert_rule = $alert_rules[$entry['alert_test_id']];
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// Functionize?
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// Set colours and classes based on the status of the alert
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switch ($entry['log_type']) {
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case 'OK':
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$entry['class'] = "green";
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$entry['html_row_class'] = "success";
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break;
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case 'RECOVER_NOTIFY':
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$entry['class'] = "green";
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$entry['html_row_class'] = "info";
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break;
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case 'ALERT_NOTIFY':
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case 'FAIL':
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$entry['class'] = "red";
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$entry['html_row_class'] = "error";
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break;
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case 'FAIL_DELAYED':
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$entry['class'] = "purple";
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$entry['html_row_class'] = "warning";
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break;
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case 'FAIL_SUPPRESSED':
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case 'RECOVER_SUPPRESSED':
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$entry['class'] = "purple";
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$entry['html_row_class'] = "suppressed";
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break;
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default:
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// Anything else set the colour to grey and the class to disabled.
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$entry['class'] = "gray";
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$entry['html_row_class'] = "disabled";
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}
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$string .= ' <tr class="'.$entry['html_row_class'].'">' . PHP_EOL;
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$string .= '<td class="state-marker"></td>' . PHP_EOL;
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if ($events['short']) {
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$string .= ' <td class="syslog text-nowrap">';
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$string .= generate_tooltip_time($entry['timestamp']) . '</td>' . PHP_EOL;
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} else {
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$string .= ' <td>';
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$string .= format_timestamp($entry['timestamp']) . '</td>' . PHP_EOL;
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}
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if ($list['device'])
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{
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$dev = device_by_id_cache($entry['device_id']);
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$device_vars = array('page' => 'device',
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'device' => $entry['device_id'],
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'tab' => 'logs',
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'section' => 'alertlog');
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$string .= ' <td class="entity">' . generate_device_link_short($dev, $device_vars) . '</td>' . PHP_EOL;
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}
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if ($list['alert_test_id']) { $string .= ' <td class="entity"><a href="'. generate_url(array('page' => 'alert_check', 'alert_test_id' => $alert_rule['alert_test_id'])). '">'. escape_html($alert_rule['alert_name']). '</a></td>'; }
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if ($list['entity'])
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{
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$string .= ' <td class="entity">';
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if ($list['entity_type']) { $string .= '<i class="' . $config['entities'][$entry['entity_type']]['icon'] . '"></i> '; }
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if($events['short'])
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{
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$string .= ' ' . generate_entity_link($entry['entity_type'], $entry['entity_id'], NULL, NULL, NULL, TRUE) . '</td>' . PHP_EOL;
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} else {
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$string .= ' ' . generate_entity_link($entry['entity_type'], $entry['entity_id']) . '</td>' . PHP_EOL;
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}
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}
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$string .= '<td>' . escape_html($entry['message']) . '</td>' . PHP_EOL;
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if (!$vars['short'])
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{
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$string .= '<td>' . escape_html($entry['log_type']) . '</td>' . PHP_EOL;
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/*
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$string .= '<td class="text-right">';
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if ($entry['notified'])
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{
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$string .= '<span class="label label-success">OK</span>';
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} else if (!stristr($entry['log_type'], 'notify')) {
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$string .= '<span class="label">SKIP</span>';
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} else {
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$string .= '<span class="label label-warning">NO</span>';
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}
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$string .= '</td>' . PHP_EOL;
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*/
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}
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$string .= ' </tr>' . PHP_EOL;
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}
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$string .= ' </tbody>' . PHP_EOL;
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$string .= '</table>';
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$string .= generate_box_close();
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// Print pagination header
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if ($events['pagination_html']) { $string = $events['pagination_html'] . $string . $events['pagination_html']; }
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// Print events
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echo $string;
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}
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}
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/**
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* Display short events.
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*
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* This is use function:
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* print_alert_log(array('short' => TRUE))
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*
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* @param array $vars
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* @return none
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*
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*/
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function print_alert_log_short($var)
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{
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$var['short'] = TRUE;
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print_alert_log($var);
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}
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/**
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* Params:
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* short
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* pagination, pageno, pagesize
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* device_id, port, type, message, timestamp_from, timestamp_to
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*/
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function get_alert_log($vars)
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{
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$array = array();
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// Short events? (no pagination, small out)
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$array['short'] = (isset($vars['short']) && $vars['short']);
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// With pagination? (display page numbers in header)
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$array['pagination'] = (isset($vars['pagination']) && $vars['pagination']);
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pagination($vars, 0, TRUE); // Get default pagesize/pageno
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$array['pageno'] = $vars['pageno'];
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$array['pagesize'] = $vars['pagesize'];
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$start = $array['pagesize'] * $array['pageno'] - $array['pagesize'];
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$pagesize = $array['pagesize'];
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// Begin query generate
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$param = array();
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$where = ' WHERE 1 ';
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foreach ($vars as $var => $value)
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{
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if ($value != '')
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{
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switch ($var)
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{
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// case 'alert_entry':
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// $where .= generate_query_values_and($value, 'alert_table_id');
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// break;
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case 'log_type':
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$where .= generate_query_values_and($value, 'log_type');
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break;
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case 'alert_test_id':
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$where .= generate_query_values_and($value, 'alert_test_id');
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break;
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case 'device':
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case 'device_id':
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$where .= generate_query_values_and($value, 'device_id');
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break;
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case 'entity_id':
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$where .= generate_query_values_and($value, 'entity_id');
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break;
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case 'entity_type':
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$where .= generate_query_values_and($value, 'entity_type');
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break;
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case 'message':
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$where .= generate_query_values_and($value, 'message', '%LIKE%');
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break;
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case 'timestamp_from':
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$where .= ' AND `timestamp` >= ?';
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$param[] = $value;
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break;
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case 'timestamp_to':
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$where .= ' AND `timestamp` <= ?';
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$param[] = $value;
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break;
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}
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}
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}
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// Show events only for permitted devices
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$query_permitted = generate_query_permitted(); //generate_query_permitted(array('entity'));
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$query = 'FROM `alert_log` ';
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$query .= $where . $query_permitted;
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$query_count = 'SELECT COUNT(`event_id`) '.$query;
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$query_updated = 'SELECT MAX(`timestamp`) '.$query;
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$query = 'SELECT * '.$query;
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$query .= ' ORDER BY `event_id` DESC ';
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$query .= "LIMIT $start,$pagesize";
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// Query events
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$array['entries'] = dbFetchRows($query, $param);
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// Query events count
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if ($array['pagination'] && !$array['short'])
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{
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$array['count'] = dbFetchCell($query_count, $param);
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$array['pagination_html'] = pagination($vars, $array['count']);
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} else {
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$array['count'] = safe_count($array['entries']);
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}
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// Query for last timestamp
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$array['updated'] = dbFetchCell($query_updated, $param);
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return $array;
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}
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function generate_alert_log_form_values($form_filter = FALSE, $column = NULL)
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{
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//global $cache;
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$form_items = array();
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$filter = is_array($form_filter); // Use filer or not
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switch ($column)
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{
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case 'alert_test_id':
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foreach ($GLOBALS['alert_rules'] as $alert_test_id => $entry)
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{
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if ($filter && !in_array($alert_test_id, $form_filter)) { continue; } // Skip filtered entries
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$form_items[$alert_test_id] = $entry['alert_name'];
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}
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natcasesort($form_items);
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break;
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case 'log_type':
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foreach (array('OK','FAIL','FAIL_DELAYED','FAIL_SUPPRESSED','ALERT_NOTIFY','RECOVER_NOTIFY','RECOVER_SUPPRESSED') as $entry)
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{
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if ($filter && !in_array($entry, $form_filter)) { continue; } // Skip filtered entries
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// Set colours and classes based on the status of the alert
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if (strstr($entry, 'OK')) { $class = "success"; }
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else if (strstr($entry, 'SUPPRESSED')) { $class = "suppressed"; }
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else if (strstr($entry, 'DELAYED')) { $class = "warning"; }
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else if (strstr($entry, 'ALERT') || strstr($entry, 'FAIL')) { $class = "danger"; }
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else if (strstr($entry, 'RECOVER')) { $class = "info"; }
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else { $class = "disabled"; }
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$form_items[$entry] = array('name' => $entry, 'class' => 'bg-'.$class);
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}
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break;
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}
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return $form_items;
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}
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// EOF
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