$navbar[$side][$option]['url'] = generate_url($vars, array('page' => "graphs", $option => NULL));
} else {
$navbar[$side][$option]['url'] = generate_url($vars, array('page' => "graphs", $option => 'no'));
$navbar[$side][$option]['class'] .= " active";
}
} else {
if ($vars[$option] == "yes") {
$navbar[$side][$option]['url'] = generate_url($vars, array('page' => "graphs", $option => NULL));
$navbar[$side][$option]['class'] .= " active";
} else {
$navbar[$side][$option]['url'] = generate_url($vars, array('page' => "graphs", $option => 'yes'));
}
}
}
}
$navbar['options_right']['graph_link'] = array('text' => 'Link to Graph', 'url' => generate_graph_url($graph_array), 'link_opts' => 'target="_blank"');
print_navbar($navbar);
unset($navbar);
/*
?>
<script type="text/javascript" src="js/jsrrdgraph/sprintf.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/strftime.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/RrdRpn.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/RrdTime.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/RrdGraph.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/RrdGfxCanvas.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/RrdGfxSvg.js"></script>
<script type="text/javascript" src="js/jsrrdgraph/base64.js"></script>
function generate_graph_tag($args)
{
if (empty($args)) {
return '';
}
// Quick return if passed empty array
$style = 'max-width: 100%; width: auto; vertical-align: top;';
if (isset($args['style'])) {
if (is_array($args['style'])) {
$style .= implode("; ", $args['style']) . ';';
} else {
$style .= $args['style'] . ';';
}
unset($args['style']);
}
// Detect allowed screen ratio for current browser
$ua_info = detect_browser();
$zoom = $ua_info['screen_ratio'];
if ($zoom >= 2) {
// Add img srcset for HiDPI screens
$args_x = $args;
$args_x['zoom'] = $zoom;
$srcset = ' srcset="' . generate_graph_url($args_x) . ' ' . $args_x['zoom'] . 'x"';
} else {
$srcset = '';
}
return '<img src="' . generate_graph_url($args) . '"' . $srcset . ' style="' . $style . '" alt="" />';
}
/**
* Generate notifications for an alert entry
*
* @param array entry
* @return NULL
*/
function alert_notifier($entry, $type = "alert")
{
global $config, $alert_rules;
$device = device_by_id_cache($entry['device_id']);
$alert = $alert_rules[$entry['alert_test_id']];
$state = json_decode($entry['state'], TRUE);
$conditions = json_decode($alert['conditions'], TRUE);
$entity = get_entity_by_id_cache($entry['entity_type'], $entry['entity_id']);
$condition_array = array();
foreach ($state['failed'] as $failed) {
$condition_array[] = $failed['metric'] . " " . $failed['condition'] . " " . $failed['value'] . " (" . $state['metrics'][$failed['metric']] . ")";
}
$metric_array = array();
foreach ($state['metrics'] as $metric => $value) {
$metric_array[] = $metric . ' = ' . $value;
}
$graphs = array();
$graph_done = array();
foreach ($state['metrics'] as $metric => $value) {
if ($config['email']['graphs'] !== FALSE && is_array($config['entities'][$entry['entity_type']]['metric_graphs'][$metric]) && !in_array($config['entities'][$entry['entity_type']]['metric_graphs'][$metric]['type'], $graph_done)) {
$graph_array = $config['entities'][$entry['entity_type']]['metric_graphs'][$metric];
foreach ($graph_array as $key => $val) {
// Check to see if we need to do any substitution
if (substr($val, 0, 1) == '@') {
$nval = substr($val, 1);
//echo(" replaced " . $val . " with " . $entity[$nval] . " from entity. " . PHP_EOL . "<br />");
$graph_array[$key] = $entity[$nval];
}
}
$image_data_uri = generate_alert_graph($graph_array);
$image_url = generate_graph_url($graph_array);
$graphs[] = array('label' => $graph_array['type'], 'type' => $graph_array['type'], 'url' => $image_url, 'data' => $image_data_uri);
$graph_done[] = $graph_array['type'];
}
unset($graph_array);
}
if ($config['email']['graphs'] !== FALSE && count($graph_done) == 0 && is_array($config['entities'][$entry['entity_type']]['graph'])) {
// We can draw a graph for this type/metric pair!
$graph_array = $config['entities'][$entry['entity_type']]['graph'];
foreach ($graph_array as $key => $val) {
// Check to see if we need to do any substitution
if (substr($val, 0, 1) == '@') {
$nval = substr($val, 1);
//echo(" replaced ".$val." with ". $entity[$nval] ." from entity. ".PHP_EOL."<br />");
$graph_array[$key] = $entity[$nval];
}
}
//print_vars($graph_array);
$image_data_uri = generate_alert_graph($graph_array);
$image_url = generate_graph_url($graph_array);
$graphs[] = array('label' => $graph_array['type'], 'type' => $graph_array['type'], 'url' => $image_url, 'data' => $image_data_uri);
unset($graph_array);
}
$graphs_html = "";
foreach ($graphs as $graph) {
$graphs_html .= '<h4>' . $graph['type'] . '</h4>';
$graphs_html .= '<a href="' . $graph['url'] . '"><img src="' . $graph['data'] . '"></a><br />';
}
//print_vars($graphs);
//print_vars($graphs_html);
//print_vars($entry);
$message_tags = array('ALERT_STATE' => $entry['alert_status'] == '1' ? "RECOVER" : "ALERT", 'ALERT_URL' => generate_url(array('page' => 'device', 'device' => $device['device_id'], 'tab' => 'alert', 'alert_entry' => $entry['alert_table_id'])), 'ALERT_ID' => $entry['alert_table_id'], 'ALERT_MESSAGE' => $alert['alert_message'], 'CONDITIONS' => implode(PHP_EOL . ' ', $condition_array), 'METRICS' => implode(PHP_EOL . ' ', $metric_array), 'DURATION' => $entry['alert_status'] == '1' ? $entry['last_ok'] > 0 ? formatUptime(time() - $entry['last_ok']) . " (" . format_unixtime($entry['last_ok']) . ")" : "Unknown" : ($entry['last_ok'] > 0 ? formatUptime(time() - $entry['last_ok']) . " (" . format_unixtime($entry['last_ok']) . ")" : "Unknown"), 'ENTITY_LINK' => generate_entity_link($entry['entity_type'], $entry['entity_id'], $entity['entity_name']), 'ENTITY_NAME' => $entity['entity_name'], 'ENTITY_TYPE' => $alert['entity_type'], 'ENTITY_DESCRIPTION' => $entity['entity_descr'], 'ENTITY_GRAPHS_ARRAY' => json_encode($graphs), 'DEVICE_HOSTNAME' => $device['hostname'], 'DEVICE_LINK' => generate_device_link($device), 'DEVICE_HARDWARE' => $device['hardware'], 'DEVICE_OS' => $device['os_text'] . ' ' . $device['version'] . ' ' . $device['features'], 'DEVICE_LOCATION' => $device['location'], 'DEVICE_UPTIME' => deviceUptime($device));
//logfile('debug.log', var_export($message, TRUE));
$title = alert_generate_subject($device, $message_tags['ALERT_STATE'], $message_tags);
$message_tags['TITLE'] = $title;
$alert_id = $entry['alert_test_id'];
$notify_status = FALSE;
// Set alert notify status to FALSE by default
$notification_type = 'alert';
$transports = get_alert_contacts($device, $alert_id, $notification_type);
if (!empty($transports)) {
// WARNING, alerts queue currently experimental
if (isset($config['alerts']['queue']) && isset($config['alerts']['queue'])) {
// Add notification to queue
$notification = array('device_id' => $device['device_id'], 'log_id' => $log_id, 'aca_type' => $notification_type, 'endpoints' => json_encode($transports), 'message_graphs' => $message_tags['ENTITY_GRAPHS_ARRAY'], 'notification_added' => time(), 'notification_lifetime' => 300, 'notification_entry' => json_encode($entry));
$notification_message_tags = $message_tags;
unset($notification_message_tags['ENTITY_GRAPHS_ARRAY']);
$notification['message_tags'] = json_encode($notification_message_tags);
$notification_id = dbInsert($notification, 'notifications_queue');
} else {
// Use classic instant notifications send
$notification_count = 0;
foreach ($transports as $method => $endpoints) {
if (isset($config['alerts']['disable'][$method]) && $config['alerts']['disable'][$method]) {
continue;
}
// Skip if method disabled globally
foreach ($endpoints as $endpoint) {
$method_include = $config['install_dir'] . "/includes/alerting/" . $method . ".inc.php";
if (is_file($method_include)) {
print_cli_data("Notifying", "[" . $method . "] " . $endpoint['contact_descr'] . ": " . $endpoint['contact_endpoint']);
// Split out endpoint data as stored JSON in the database into array for use in transport
// The original string also remains available as the contact_endpoint key
foreach (json_decode($endpoint['contact_endpoint']) as $field => $value) {
$endpoint[$field] = $value;
}
include $method_include;
// FIXME check success
// FIXME log notification + success/failure!
if ($notify_status['success']) {
$notification_count++;
}
} else {
print_cli_data("Missing include", $method_include);
}
}
}
if ($notification_count) {
dbUpdate(array('notified' => 1), 'alert_log', '`event_id` = ?', array($notification['log_id']));
}
}
}
}
