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NotificationQuery: Use subqueries to fetch host- and service-notifications
refs #9009
This commit is contained in:
Johannes Meyer
parent
70e3434f33
commit
9229e460d1
@ -3,136 +3,127 @@
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namespace Icinga\Module\Monitoring\Backend\Ido\Query;
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namespace Icinga\Module\Monitoring\Backend\Ido\Query;
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use Zend_Db_Expr;
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use Zend_Db_Select;
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use Icinga\Data\Filter\Filter;
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/**
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* Query for host and service notifications
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*/
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class NotificationQuery extends IdoQuery
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class NotificationQuery extends IdoQuery
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{
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{
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/**
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* {@inheritdoc}
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*/
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protected $columnMap = array(
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protected $columnMap = array(
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'notification' => array(
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'notifications' => array(
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'notification_output' => 'n.output',
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'notification_state' => 'n.notification_state',
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'notification_start_time' => 'UNIX_TIMESTAMP(n.start_time)',
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'notification_start_time' => 'n.notification_start_time',
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'notification_state' => 'n.state',
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'notification_contact_name' => 'n.notification_contact_name',
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'notification_object_id' => 'n.object_id'
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'notification_output' => 'n.notification_output',
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),
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'notification_object_id' => 'n.notification_object_id',
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'objects' => array(
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'contact_object_id' => 'n.contact_object_id',
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'host' => 'o.name1 COLLATE latin1_general_ci',
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'acknowledgement_entry_time' => 'n.acknowledgement_entry_time',
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'host_name' => 'o.name1',
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'acknowledgement_author_name' => 'n.acknowledgement_author_name',
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'service' => 'o.name2 COLLATE latin1_general_ci',
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'acknowledgement_comment_data' => 'n.acknowledgement_comment_data',
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'service_description' => 'o.name2'
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'object_type' => 'n.object_type'
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),
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'contact' => array(
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'contact' => 'c_o.name1 COLLATE latin1_general_ci',
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'notification_contact_name' => 'c_o.name1',
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'contact_object_id' => 'c_o.object_id'
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),
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'command' => array(
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'notification_command' => 'cmd_o.name1'
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),
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'acknowledgement' => array(
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'acknowledgement_entry_time' => 'UNIX_TIMESTAMP(a.entry_time)',
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'acknowledgement_author_name' => 'a.author_name',
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'acknowledgement_comment_data' => 'a.comment_data'
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),
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),
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'hosts' => array(
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'hosts' => array(
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'host_display_name' => 'CASE WHEN sh.display_name IS NOT NULL THEN sh.display_name ELSE h.display_name END'
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'host_display_name' => 'n.host_display_name',
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'host_name' => 'n.host_name'
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),
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),
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'services' => array(
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'services' => array(
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'service_display_name' => 's.display_name'
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'service_description' => 'n.service_description',
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'service_display_name' => 'n.service_display_name',
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'service_host_name' => 'n.service_host_name'
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)
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)
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);
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);
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/**
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/**
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* Fetch basic information about notifications
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* The union
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*
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* @var Zend_Db_Select
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*/
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protected $notificationQuery;
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/**
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* Subqueries used for the notification query
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*
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* @var IdoQuery[]
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*/
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protected $subQueries = array();
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/**
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* {@inheritdoc}
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*/
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*/
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protected function joinBaseTables()
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protected function joinBaseTables()
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{
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{
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$this->notificationQuery = $this->db->select();
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$this->select->from(
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$this->select->from(
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array('n' => $this->prefix . 'notifications'),
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array('n' => $this->notificationQuery),
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array()
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array()
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);
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);
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$this->joinedVirtualTables = array('notification' => true);
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$this->joinedVirtualTables['notifications'] = true;
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}
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}
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/**
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/**
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* Fetch description of each affected host/service
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* Join hosts
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*/
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*/
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protected function joinObjects()
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{
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$this->select->join(
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array('o' => $this->prefix . 'objects'),
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'n.object_id = o.object_id AND o.is_active = 1 AND o.objecttype_id IN (1, 2)',
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array()
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);
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}
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/**
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* Fetch name of involved contacts and/or contact groups
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*/
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protected function joinContact()
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{
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$this->select->join(
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array('c' => $this->prefix . 'contactnotifications'),
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'n.notification_id = c.notification_id',
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array()
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);
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$this->select->join(
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array('c_o' => $this->prefix . 'objects'),
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'c.contact_object_id = c_o.object_id',
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array()
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);
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}
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/**
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* Fetch name of the command which was used to send out a notification
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*/
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protected function joinCommand()
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{
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$this->select->join(
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array('cmd_c' => $this->prefix . 'contactnotifications'),
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'n.notification_id = cmd_c.notification_id',
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array()
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);
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$this->select->joinLeft(
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array('cmd_m' => $this->prefix . 'contactnotificationmethods'),
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'cmd_c.contactnotification_id = cmd_m.contactnotification_id',
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array()
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);
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$this->select->joinLeft(
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array('cmd_o' => $this->prefix . 'objects'),
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'cmd_m.command_object_id = cmd_o.object_id',
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array()
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);
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}
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protected function joinAcknowledgement()
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{
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$this->select->joinLeft(
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array('a' => $this->prefix . 'acknowledgements'),
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'n.object_id = a.object_id',
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array()
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);
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}
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protected function joinHosts()
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protected function joinHosts()
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{
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{
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$this->select->joinLeft(
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$columns = array_keys($this->columnMap['notifications'] + $this->columnMap['hosts']);
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array('h' => $this->prefix . 'hosts'),
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foreach (array_keys($this->columnMap['services']) as $column) {
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'h.host_object_id = o.object_id',
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$columns[$column] = new Zend_Db_Expr('NULL');
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array()
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}
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$hosts = $this->createSubQuery('hostnotification', $columns);
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$this->subQueries[] = $hosts;
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$this->notificationQuery->union(array($hosts), Zend_Db_Select::SQL_UNION_ALL);
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}
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/**
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* Join services
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*/
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protected function joinServices()
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{
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$columns = array_keys(
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$this->columnMap['notifications'] + $this->columnMap['hosts'] + $this->columnMap['services']
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);
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);
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$services = $this->createSubQuery('servicenotification', $columns);
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$this->subQueries[] = $services;
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$this->notificationQuery->union(array($services), Zend_Db_Select::SQL_UNION_ALL);
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}
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/**
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* {@inheritdoc}
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*/
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public function order($columnOrAlias, $dir = null)
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{
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foreach ($this->subQueries as $sub) {
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$sub->requireColumn($columnOrAlias);
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}
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return parent::order($columnOrAlias, $dir);
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}
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/**
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* {@inheritdoc}
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*/
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public function where($condition, $value = null)
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{
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$this->requireColumn($condition);
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foreach ($this->subQueries as $sub) {
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$sub->where($condition, $value);
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}
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return $this;
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return $this;
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}
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}
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protected function joinServices()
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/**
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* {@inheritdoc}
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*/
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public function addFilter(Filter $filter)
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{
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{
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$this->select->joinLeft(
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foreach ($this->subQueries as $sub) {
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array('s' => $this->prefix . 'services'),
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$sub->applyFilter(clone $filter);
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's.service_object_id = o.object_id',
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}
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array()
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);
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$this->select->joinLeft(
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array('sh' => $this->prefix . 'hosts'),
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'sh.host_object_id = s.host_object_id',
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array()
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);
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return $this;
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return $this;
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}
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}
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}
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}
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@ -5,6 +5,19 @@ namespace Icinga\Module\Monitoring\DataView;
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class Notification extends DataView
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class Notification extends DataView
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{
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{
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/**
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* {@inheritdoc}
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*/
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public function isValidFilterTarget($column)
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{
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if ($column[0] === '_'
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&& preg_match('/^_(?:host|service)_/', $column)
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) {
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return true;
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}
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return parent::isValidFilterTarget($column);
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}
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/**
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/**
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* Retrieve columns provided by this view
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* Retrieve columns provided by this view
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*
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*
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@ -13,30 +26,62 @@ class Notification extends DataView
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public function getColumns()
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public function getColumns()
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{
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{
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return array(
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return array(
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'host_name',
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'service_description',
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'notification_state',
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'notification_state',
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'notification_start_time',
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'notification_start_time',
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'notification_contact_name',
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'notification_contact_name',
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'notification_output',
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'notification_output',
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'notification_command',
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'notification_object_id',
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'contact_object_id',
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'acknowledgement_entry_time',
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'acknowledgement_author_name',
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'acknowledgement_comment_data',
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'host_display_name',
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'host_display_name',
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'service_display_name'
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'host_name',
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'object_type',
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'service_description',
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'service_display_name',
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'service_host_name'
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);
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);
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function getSortRules()
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public function getSortRules()
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{
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{
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return array(
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return array(
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'notification_start_time' => array(
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'notification_start_time' => array(
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'order' => self::SORT_DESC,
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'order' => self::SORT_DESC,
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'title' => 'Notification Start'
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'title' => 'Notification Start'
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),
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'host_display_name' => array(
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'columns' => array(
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'host_display_name',
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'service_display_name'
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),
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'order' => self::SORT_ASC
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),
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'service_display_name' => array(
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'columns' => array(
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'service_display_name',
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'host_display_name'
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),
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'order' => self::SORT_ASC
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)
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)
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);
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);
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function getFilterColumns()
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public function getFilterColumns()
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{
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{
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return array('host', 'service', 'contact');
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return array(
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'contact',
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'host', 'host_alias',
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'hostgroup', 'hostgroup_alias', 'hostgroup_name',
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'service',
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'servicegroup', 'servicegroup_alias', 'servicegroup_name'
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);
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}
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}
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}
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}
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