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<?php
/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
namespace Icinga\Module\Monitoring\Object;
use Icinga\Data\DataArray\ArrayDatasource;
use Icinga\Data\Filter\Filter;
use Icinga\Data\Filter\FilterOr;
use Icinga\Data\SimpleQuery;
use Icinga\Util\StringHelper;
/**
* A service list
*/
class ServiceList extends ObjectList
{
protected $hostStateSummary;
protected $serviceStateSummary;
protected $dataViewName = 'servicestatus';
protected $columns = array('host_name', 'service_description');
protected function fetchObjects()
{
$services = array();
$query = $this->backend->select()->from($this->dataViewName, $this->columns)->applyFilter($this->filter)
->getQuery()->getSelectQuery()->query();
foreach ($query as $row) {
/** @var object $row */
$service = new Service($this->backend, $row->host_name, $row->service_description);
$service->setProperties($row);
$services[] = $service;
}
return $services;
}
/**
* Create a state summary of all services that can be consumed by servicesummary.phtml
*
* @return SimpleQuery
*/
public function getServiceStateSummary()
{
if (! $this->serviceStateSummary) {
$this->initStateSummaries();
}
$ds = new ArrayDatasource(array((object) $this->serviceStateSummary));
return $ds->select();
}
/**
* Create a state summary of all hosts that can be consumed by hostsummary.phtml
*
* @return SimpleQuery
*/
public function getHostStateSummary()
{
if (! $this->hostStateSummary) {
$this->initStateSummaries();
}
$ds = new ArrayDatasource(array((object) $this->hostStateSummary));
return $ds->select();
}
/**
* Calculate the current state summary and populate hostStateSummary and serviceStateSummary
* properties
*/
protected function initStateSummaries()
{
$serviceStates = array_fill_keys(self::getServiceStatesSummaryEmpty(), 0);
$hostStates = array_fill_keys(HostList::getHostStatesSummaryEmpty(), 0);
foreach ($this as $service) {
$unhandled = false;
if ((bool) $service->problem === true && (bool) $service->handled === false) {
$unhandled = true;
}
$stateName = 'services_' . $service::getStateText($service->state);
++$serviceStates[$stateName];
++$serviceStates[$stateName . ($unhandled ? '_unhandled' : '_handled')];
if (! isset($knownHostStates[$service->getHost()->getName()])) {
$unhandledHost = (bool) $service->host_problem === true && (bool) $service->host_handled === false;
++$hostStates['hosts_' . $service->getHost()->getStateText($service->host_state)];
++$hostStates['hosts_' . $service->getHost()->getStateText($service->host_state)
. ($unhandledHost ? '_unhandled' : '_handled')];
$knownHostStates[$service->getHost()->getName()] = true;
}
}
$serviceStates['services_total'] = count($this);
$this->hostStateSummary = $hostStates;
$this->serviceStateSummary = $serviceStates;
}
/**
* Return an empty array with all possible host state names
*
* @return array An array containing all possible host states as keys and 0 as values.
*/
public static function getServiceStatesSummaryEmpty()
{
return StringHelper::cartesianProduct(
array(
array('services'),
array(
Service::getStateText(Service::STATE_OK),
Service::getStateText(Service::STATE_WARNING),
Service::getStateText(Service::STATE_CRITICAL),
Service::getStateText(Service::STATE_UNKNOWN),
Service::getStateText(Service::STATE_PENDING)
),
array(null, 'handled', 'unhandled')
),
'_'
);
}
/**
* Returns a Filter that matches all hosts in this HostList
*
* @param array $columns Override filter column names
*
* @return Filter
*/
public function objectsFilter($columns = array('host' => 'host', 'service' => 'service'))
{
$filterExpression = array();
foreach ($this as $service) {
$filterExpression[] = Filter::matchAll(
Filter::where($columns['host'], $service->getHost()->getName()),
Filter::where($columns['service'], $service->getName())
);
}
return FilterOr::matchAny($filterExpression);
}
/**
* Get the comments
*
* @return \Icinga\Module\Monitoring\DataView\Hostcomment
*/
public function getComments()
{
return $this->backend
->select()
->from('servicecomment', array('host_name', 'service_description'))
->applyFilter(clone $this->filter);
}
/**
* Get the scheduled downtimes
*
* @return \Icinga\Module\Monitoring\DataView\Servicedowntime
*/
public function getScheduledDowntimes()
{
return $this->backend
->select()
->from('servicedowntime', array('host_name', 'service_description'))
->applyFilter(clone $this->filter);
}
/**
* @return ObjectList
*/
public function getUnacknowledgedObjects()
{
$unhandledObjects = array();
foreach ($this as $object) {
if (! in_array((int) $object->state, array(0, 99)) &&
(bool) $object->service_acknowledged === false) {
$unhandledObjects[] = $object;
}
}
return $this->newFromArray($unhandledObjects);
}
}
|
