/**
* Get the abbreviation or name of state.
* @param string $abbr_or_name - can be abbreviation or name of a state.
* @param boolean $abbrev - return the abbreviation or name?
* @return boolean|string
*/
function get_state($abbr_or_name, $abbrev = true)
{
$states = get_state_array();
// Need to pass something.
if (empty($abbr_or_name)) {
return false;
}
// The user passed an abbreviation.
if (array_key_exists($abbr_or_name, $states)) {
return $abbrev ? $abbr_or_name : $states[$abbr_or_name];
// The user passed the name.
} else {
foreach ($states as $key => $value) {
if (strcasecmp($abbr_or_name, $value) == 0) {
return $abbrev ? $key : $value;
}
}
}
return false;
}
/**
* Discover a new status sensor on a device - called from discover_sensor()
*
* This function adds a status sensor to a device, if it does not already exist.
* Data on the sensor is updated if it has changed, and an event is logged with regards to the changes.
*
* @param array $device Device array status sensor is being discovered on
* @param string $oid SNMP OID of status sensor
* @param string $index SNMP index of status sensor
* @param string $type Type of status sensor (used as key in $config['status_states'])
* @param string $status_descr Description of status sensor
* @param string $value Current value of status sensor
* @param array $options Options
* @param string $poller_type Type of poller being used (SNMP, Agent, etc) - Used to check valid sensors per poller type
* @return bool
*/
function discover_status($device, $oid, $index, $type, $status_descr, $value = NULL, $options = array(), $poller_type = 'snmp')
{
global $config;
// Init main
$param_main = array('oid' => 'status_oid', 'status_descr' => 'status_descr');
// Check state value
$status_state = array();
//if ($value !== NULL)
//{
$state_array = get_state_array($type, $value, $poller_type);
$state = $state_array['value'];
if ($state === FALSE) {
print_debug("Skipped by unknown state value: {$value}, {$status_descr} ");
return FALSE;
} else {
if ($state_array['event'] == 'ignore') {
print_debug("Skipped by ignored state value: " . $config['status_states'][$type][$state]['name'] . ", {$status_descr} ");
return FALSE;
}
}
$value = $state;
$status_state['status_event'] = $state_array['event'];
$status_state['status_name'] = $state_array['name'];
//}
// Init optional
$param_opt = array('entPhysicalIndex', 'entPhysicalClass', 'entPhysicalIndex_measured', 'measured_class', 'measured_entity');
foreach ($param_opt as $key) {
${$key} = $options[$key] ? $options[$key] : NULL;
}
print_debug("Discover status: " . $device['hostname'] . ", {$oid}, {$index}, {$type}, {$status_descr}, {$value}, {$poller_type}, {$entPhysicalIndex}, {$entPhysicalClass}");
// Check sensor ignore filters
foreach ($config['ignore_sensor'] as $bi) {
if (strcasecmp($bi, $status_descr) == 0) {
print_debug("Skipped by equals: {$bi}, {$status_descr} ");
return FALSE;
}
}
foreach ($config['ignore_sensor_string'] as $bi) {
if (stripos($status_descr, $bi) !== FALSE) {
print_debug("Skipped by strpos: {$bi}, {$status_descr} ");
return FALSE;
}
}
foreach ($config['ignore_sensor_regexp'] as $bi) {
if (preg_match($bi, $status_descr) > 0) {
print_debug("Skipped by regexp: {$bi}, {$status_descr} ");
return FALSE;
}
}
$where = ' WHERE `device_id` = ? AND `status_type` = ? AND `status_index` = ? AND `poller_type`= ?';
$params = array($device['device_id'], $type, $index, $poller_type);
if (dbFetchCell('SELECT COUNT(*) FROM `status`' . $where, $params) == '0') {
$status_insert = array('poller_type' => $poller_type, 'device_id' => $device['device_id'], 'status_index' => $index, 'status_type' => $type);
foreach ($param_main as $key => $column) {
$status_insert[$column] = ${$key};
}
foreach ($param_opt as $key) {
if (is_null(${$key})) {
${$key} = array('NULL');
}
// If param null, convert to array(NULL)
$status_insert[$key] = ${$key};
}
$status_id = dbInsert($status_insert, 'status');
// Insert initial state for status sensor
$status_state['status_id'] = $status_id;
$status_state['status_value'] = $value;
$status_state['status_polled'] = array('NOW()');
dbInsert($status_state, 'status-state');
print_debug("( {$status_id} inserted )");
echo '+';
log_event("Status added: {$class} {$type} {$index} {$status_descr}", $device, 'status', $status_id);
} else {
$status_entry = dbFetchRow('SELECT * FROM `status`' . $where, $params);
$update = array();
foreach ($param_main as $key => $column) {
if (${$key} != $status_entry[$column]) {
$update[$column] = ${$key};
}
}
foreach ($param_opt as $key) {
if (${$key} != $status_entry[$key]) {
$update[$key] = ${$key};
}
}
if (count($update)) {
$updated = dbUpdate($update, 'status', '`status_id` = ?', array($status_entry['status_id']));
echo 'U';
log_event("Status updated: {$type} {$index} {$status_descr}", $device, 'status', $status_entry['status_id']);
} else {
echo '.';
}
}
$GLOBALS['valid']['status'][$type][$index] = 1;
}
function poll_status($device)
{
global $config, $agent_sensors, $ipmi_sensors, $graphs, $oid_cache;
$sql = "SELECT * FROM `status`";
$sql .= " LEFT JOIN `status-state` USING(`status_id`)";
$sql .= " WHERE `device_id` = ?";
foreach (dbFetchRows($sql, array($device['device_id'])) as $status_db) {
//print_cli_heading("Status: ".$status_db['status_descr']. "(".$status_db['poller_type'].")", 3);
print_debug("Checking (" . $status_db['poller_type'] . ") " . $status_db['status_descr'] . " ");
// $status_poll = $status_db; // Cache non-humanized status array for use as new status state
if ($status_db['poller_type'] == "snmp") {
// Check if a specific poller file exists for this status, else collect via SNMP.
$file = $config['install_dir'] . "/includes/polling/status/" . $status_db['status_type'] . ".inc.php";
if (is_file($file)) {
include $file;
} else {
// Take value from $oid_cache if we have it, else snmp_get it
if (is_numeric($oid_cache[$status_db['status_oid']])) {
print_debug("value taken from oid_cache");
$status_value = $oid_cache[$status_db['status_oid']];
} else {
$status_value = snmp_get($device, $status_db['status_oid'], "-OUqnv", "SNMPv2-MIB");
}
$status_value = snmp_fix_numeric($status_value);
}
} else {
if ($status_db['poller_type'] == "agent") {
if (isset($agent_sensors['state'])) {
$status_value = $agent_sensors['state'][$status_db['status_type']][$status_db['status_index']]['current'];
} else {
print_warning("No agent status data available.");
continue;
}
} else {
if ($status_db['poller_type'] == "ipmi") {
if (isset($ipmi_sensors['state'])) {
$status_value = $ipmi_sensors['state'][$status_db['status_type']][$status_db['status_index']]['current'];
} else {
print_warning("No IPMI status data available.");
continue;
}
} else {
print_warning("Unknown status poller type.");
continue;
}
}
}
$status_polled_time = time();
// Store polled time for current status
// Write new value and humanize (for alert checks)
$state_array = get_state_array($status_db['status_type'], $status_value, $status_db['poller_type']);
$status_poll['status_value'] = $state_array['value'];
$status_poll['status_name'] = $state_array['name'];
if ($status_db['status_ignore'] || $status_db['status_disable']) {
$status_poll['status_event'] = 'ignore';
} else {
$status_poll['status_event'] = $state_array['event'];
}
// If last change never set, use current time
if (empty($status_db['status_last_change'])) {
$status_db['status_last_change'] = $status_polled_time;
}
if ($status_poll['status_event'] != $status_db['status_event']) {
// Status event changed, log and set status_last_change
$status_poll['status_last_change'] = $status_polled_time;
if ($status_poll['status_event'] == 'ignore') {
print_message("[%ystatus Ignored%n]", 'color');
} else {
if ($status_db['status_event'] != '') {
// If old state not empty and new state not equals to new state
$msg = 'Status ';
switch ($status_poll['status_event']) {
case 'alert':
// New state alerted
$msg .= "Alert: " . $device['hostname'] . " " . $status_db['status_descr'] . " entered ALERT state: " . $status_poll['status_name'] . " (previous: " . $status_db['status_name'] . ")";
log_event($msg, $device, 'status', $status_db['status_id'], 'warning');
break;
case 'warning':
// New state warned
$msg .= "Warning: " . $device['hostname'] . " " . $status_db['status_descr'] . " entered WARNING state: " . $status_poll['status_name'] . " (previous: " . $status_db['status_name'] . ")";
log_event($msg, $device, 'status', $status_db['status_id']);
break;
case 'ok':
// New state ok
$msg .= "Ok: " . $device['hostname'] . " " . $status_db['status_descr'] . " entered OK state: " . $status_poll['status_name'] . " (previous: " . $status_db['status_name'] . ")";
log_event($msg, $device, 'status', $status_db['status_id'], 'warning');
break;
}
}
}
} else {
// If status not changed, leave old last_change
$status_poll['status_last_change'] = $status_db['status_last_change'];
}
if (OBS_DEBUG > 1) {
print_vars($status_poll);
}
// Send statistics array via AMQP/JSON if AMQP is enabled globally and for the ports module
if ($config['amqp']['enable'] == TRUE && $config['amqp']['modules']['status']) {
$json_data = array('value' => $status_value);
messagebus_send(array('attribs' => array('t' => time(), 'device' => $device['hostname'], 'device_id' => $device['device_id'], 'e_type' => 'status', 'e_type' => $status_db['status_type'], 'e_index' => $status_db['status_index']), 'data' => $json_data));
}
// Update StatsD/Carbon
if ($config['statsd']['enable'] == TRUE) {
StatsD::gauge(str_replace(".", "_", $device['hostname']) . '.' . 'status' . '.' . $status_db['status_class'] . '.' . $status_db['status_type'] . '.' . $status_db['status_index'], $status_value);
}
// Update RRD - FIXME - can't convert to NG because filename is dynamic! new function should return index instead of filename.
$rrd_file = get_status_rrd($device, $status_db);
rrdtool_create($device, $rrd_file, "DS:status:GAUGE:600:-20000:U");
rrdtool_update($device, $rrd_file, "N:{$status_value}");
// Enable graph
$graphs[$sensor_db['status']] = TRUE;
// Check alerts
$metrics = array();
$metrics['status_value'] = $status_value;
$metrics['status_name'] = $status_poll['status_name'];
$metrics['status_name_uptime'] = $status_polled_time - $status_poll['status_last_change'];
$metrics['status_event'] = $status_poll['status_event'];
//print_cli_data("Event (State)", $status_poll['status_event'] ." (".$status_poll['status_name'].")", 3);
$GLOBALS['table_rows'][] = array($status_db['status_descr'], $status_db['status_type'], $status_db['status_index'], $status_db['poller_type'], $status_poll['status_name'], $status_poll['status_event'], format_unixtime($status_poll['status_last_change']));
check_entity('status', $status_db, $metrics);
// Update SQL State
if (is_numeric($status_db['status_polled'])) {
dbUpdate(array('status_value' => $status_value, 'status_name' => $status_poll['status_name'], 'status_event' => $status_poll['status_event'], 'status_last_change' => $status_poll['status_last_change'], 'status_polled' => $status_polled_time), 'status-state', '`status_id` = ?', array($status_db['status_id']));
} else {
dbInsert(array('status_id' => $status_db['status_id'], 'status_value' => $status_value, 'status_name' => $status_poll['status_name'], 'status_event' => $status_poll['status_event'], 'status_last_change' => $status_poll['status_last_change'], 'status_polled' => $status_polled_time), 'status-state');
}
}
}
