monitoring: Eliminate unncessary GROUP BY clauses in the ServicestatusQuery

refs #9956
This commit is contained in:
Eric Lippmann 2015-08-18 16:37:14 +02:00
parent f5ffa8047c
commit 18f720d31f
1 changed files with 52 additions and 60 deletions

View File

@ -366,68 +366,60 @@ class ServicestatusQuery extends IdoQuery
if (! is_array($group)) {
$group = array($group);
}
if ($this->hasJoinedVirtualTable('hostgroups') || $this->hasJoinedVirtualTable('servicegroups')) {
$group[] = 's.service_id';
$group[] = 'so.object_id';
if ($this->hasJoinedVirtualTable('hosts')) {
$group[] = 'h.host_id';
}
if ($this->hasJoinedVirtualTable('hoststatus')) {
$group[] = 'hs.hoststatus_id';
}
if ($this->hasJoinedVirtualTable('servicestatus')) {
$group[] = 'ss.servicestatus_id';
}
if ($this->hasJoinedVirtualTable('hostgroups')) {
$selected = false;
foreach ($this->columns as $alias => $column) {
if ($column instanceof Zend_Db_Expr) {
continue;
}
$table = $this->aliasToTableName(
$this->hasAliasName($alias) ? $alias : $this->customAliasToAlias($alias)
);
if ($table === 'hostgroups') {
$selected = true;
break;
}
}
if ($selected) {
$group[] = 'hg.hostgroup_id';
$group[] = 'hgo.object_id';
}
}
if ($this->hasJoinedVirtualTable('servicegroups')) {
$selected = false;
foreach ($this->columns as $alias => $column) {
if ($column instanceof Zend_Db_Expr) {
continue;
}
$table = $this->aliasToTableName(
$this->hasAliasName($alias) ? $alias : $this->customAliasToAlias($alias)
);
if ($table === 'servicegroups') {
$selected = true;
break;
}
}
if ($selected) {
$group[] = 'sg.servicegroup_id';
$group[] = 'sgo.object_id';
}
$groupedTables = array();
if ($this->hasJoinedVirtualTable('servicegroups')) {
$serviceGroupColumns = array_keys($this->columnMap['servicegroups']);
$selectedServiceGroupColumns = array_intersect($serviceGroupColumns, array_keys($this->columns));
if (! empty($selectedServiceGroupColumns)) {
$group[] = 'so.object_id';
$group[] = 's.service_id';
$group[] = 'sgo.object_id';
$groupedTables['services'] = true;
$groupedTables['servicegroups'] = true;
}
}
if ($this->hasJoinedVirtualTable('hostgroups')) {
$hostGroupColumns = array_keys($this->columnMap['hostgroups']);
$selectedHostGroupColumns = array_intersect($hostGroupColumns, array_keys($this->columns));
if (! empty($selectedHostGroupColumns)) {
if (! isset($groupedTables['services'])) {
$group[] = 'so.object_id';
$group[] = 's.service_id';
$groupedTables['services'] = true;
}
$group[] = 'hgo.object_id';
$groupedTables['hostgroups'] = true;
}
}
if (! empty($groupedTables)) {
foreach ($this->columns as $alias => $column) {
if ($column instanceof Zend_Db_Expr || $column === '(NULL)') {
continue;
}
$tableName = $this->aliasToTableName(
$this->hasAliasName($alias) ? $alias : $this->customAliasToAlias($alias)
);
if (isset($groupedTables[$tableName])) {
continue;
}
switch ($tableName) {
case 'hosts':
$groupColumn = 'h.host_id';
break;
case 'hoststatus':
$groupColumn = 'hs.hoststatus_id';
break;
case 'servicestatus':
$groupColumn = 'ss.servicestatus_id';
break;
default:
continue 2;
}
/** @var string $groupColumn */
$group[] = $groupColumn;
$groupedTables[$tableName] = true;
}
}
return $group;
}
}