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Diffstat (limited to 'modules/monitoring/library/Monitoring/Object/Host.php')
-rw-r--r-- | modules/monitoring/library/Monitoring/Object/Host.php | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/modules/monitoring/library/Monitoring/Object/Host.php b/modules/monitoring/library/Monitoring/Object/Host.php new file mode 100644 index 0000000..dfb25ed --- /dev/null +++ b/modules/monitoring/library/Monitoring/Object/Host.php @@ -0,0 +1,204 @@ +<?php +/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Module\Monitoring\Object; + +use Icinga\Data\Filter\FilterEqual; +use InvalidArgumentException; +use Icinga\Module\Monitoring\Backend\MonitoringBackend; + +/** + * An Icinga host + */ +class Host extends MonitoredObject +{ + /** + * Host state 'UP' + */ + const STATE_UP = 0; + + /** + * Host state 'DOWN' + */ + const STATE_DOWN = 1; + + /** + * Host state 'UNREACHABLE' + */ + const STATE_UNREACHABLE = 2; + + /** + * Host state 'PENDING' + */ + const STATE_PENDING = 99; + + /** + * Type of the Icinga host + * + * @var string + */ + public $type = self::TYPE_HOST; + + /** + * Prefix of the Icinga host + * + * @var string + */ + public $prefix = 'host_'; + + /** + * Hostname + * + * @var string + */ + protected $host; + + /** + * The services running on the hosts + * + * @var \Icinga\Module\Monitoring\Object\Service[] + */ + protected $services; + + /** + * Create a new host + * + * @param MonitoringBackend $backend Backend to fetch host information from + * @param string $host Hostname + */ + public function __construct(MonitoringBackend $backend, $host) + { + parent::__construct($backend); + $this->host = $host; + } + + /** + * Get the hostname + * + * @return string + */ + public function getName() + { + return $this->host; + } + + /** + * Get the data view to fetch the host information from + * + * @return \Icinga\Module\Monitoring\DataView\HostStatus + */ + protected function getDataView() + { + $columns = array( + 'host_acknowledged', + 'host_acknowledgement_type', + 'host_action_url', + 'host_active_checks_enabled', + 'host_active_checks_enabled_changed', + 'host_address', + 'host_address6', + 'host_alias', + 'host_attempt', + 'host_check_command', + 'host_check_execution_time', + 'host_check_interval', + 'host_check_latency', + 'host_check_source', + 'host_check_timeperiod', + 'host_current_check_attempt', + 'host_current_notification_number', + 'host_display_name', + 'host_event_handler_enabled', + 'host_event_handler_enabled_changed', + 'host_flap_detection_enabled', + 'host_flap_detection_enabled_changed', + 'host_handled', + 'host_icon_image', + 'host_icon_image_alt', + 'host_in_downtime', + 'host_is_flapping', + 'host_is_reachable', + 'host_last_check', + 'host_last_notification', + 'host_last_state_change', + 'host_long_output', + 'host_max_check_attempts', + 'host_name', + 'host_next_check', + 'host_next_update', + 'host_notes', + 'host_notes_url', + 'host_notifications_enabled', + 'host_notifications_enabled_changed', + 'host_obsessing', + 'host_obsessing_changed', + 'host_output', + 'host_passive_checks_enabled', + 'host_passive_checks_enabled_changed', + 'host_percent_state_change', + 'host_perfdata', + 'host_process_perfdata' => 'host_process_performance_data', + 'host_state', + 'host_state_type', + 'instance_name' + ); + return $this->backend->select()->from('hoststatus', $columns) + ->whereEx(new FilterEqual('host_name', '=', $this->host)); + } + + /** + * Fetch the services running on the host + * + * @return $this + */ + public function fetchServices() + { + $services = array(); + foreach ($this->backend->select()->from('servicestatus', array('service_description')) + ->where('host_name', $this->host) + ->applyFilter($this->getFilter()) + ->getQuery() as $service) { + $services[] = new Service($this->backend, $this->host, $service->service_description); + } + $this->services = $services; + return $this; + } + + /** + * Get the optional translated textual representation of a host state + * + * @param int $state + * @param bool $translate + * + * @return string + * @throws InvalidArgumentException If the host state is not valid + */ + public static function getStateText($state, $translate = false) + { + $translate = (bool) $translate; + switch ((int) $state) { + case self::STATE_UP: + $text = $translate ? mt('monitoring', 'UP') : 'up'; + break; + case self::STATE_DOWN: + $text = $translate ? mt('monitoring', 'DOWN') : 'down'; + break; + case self::STATE_UNREACHABLE: + $text = $translate ? mt('monitoring', 'UNREACHABLE') : 'unreachable'; + break; + case self::STATE_PENDING: + $text = $translate ? mt('monitoring', 'PENDING') : 'pending'; + break; + default: + throw new InvalidArgumentException('Invalid host state \'%s\'', $state); + } + return $text; + } + + public function getNotesUrls() + { + return $this->resolveAllStrings( + MonitoredObject::parseAttributeUrls($this->host_notes_url) + ); + } +} |