icingaweb2-module-director/application/clicommands/ServiceCommand.php

116 lines
3.6 KiB
PHP

<?php
namespace Icinga\Module\Director\Clicommands;
use Icinga\Cli\Params;
use Icinga\Module\Director\Cli\ObjectCommand;
use Icinga\Module\Director\DirectorObject\Lookup\ServiceFinder;
use Icinga\Module\Director\Objects\IcingaHost;
use RuntimeException;
/**
* Manage Icinga Services
*
* Use this command to show, create, modify or delete Icinga Service
* objects
*/
class ServiceCommand extends ObjectCommand
{
public function setAction()
{
if (($host = $this->params->get('host')) && $this->params->shift('allow-overrides')) {
$this->setServiceProperties($host);
}
parent::setAction();
}
protected function setServiceProperties($hostname)
{
$name = $this->getName();
$host = IcingaHost::load($hostname, $this->db());
$service = ServiceFinder::find($host, $name);
if ($service->requiresOverrides()) {
$this->params->shift('host');
self::checkForOverrideSafety($this->params);
$properties = $this->remainingParams();
self::applyOverriddenVars($host, $name, $properties);
$this->persistChanges($host, 'Host', $host->getObjectName() . " (Overrides for $name)", 'modified');
}
}
protected static function applyOverriddenVars(IcingaHost $host, $serviceName, $properties)
{
self::assertVarsForOverrides($properties);
$current = $host->getOverriddenServiceVars($serviceName);
foreach ($properties as $key => $value) {
if ($key === 'vars') {
foreach ($value as $k => $v) {
$current->$k = $v;
}
} else {
$current->{substr($key, 5)} = $value;
}
}
$host->overrideServiceVars($serviceName, $current);
}
protected static function checkForOverrideSafety(Params $params)
{
if ($params->shift('replace')) {
throw new RuntimeException('--replace is not available for Variable Overrides');
}
$appends = self::stripPrefixedProperties($params, 'append-');
$remove = self::stripPrefixedProperties($params, 'remove-');
self::assertVarsForOverrides($appends);
self::assertVarsForOverrides($remove);
if (!empty($appends)) {
throw new RuntimeException('--append- is not available for Variable Overrides');
}
if (!empty($remove)) {
throw new RuntimeException('--remove- is not available for Variable Overrides');
}
// Alternative, untested:
// $this->appendToArrayProperties($object, $appends);
// $this->removeProperties($object, $remove);
}
protected static function assertVarsForOverrides($properties)
{
if (empty($properties)) {
return;
}
foreach ($properties as $key => $value) {
if ($key !== 'vars' && substr($key, 0, 5) !== 'vars.') {
throw new RuntimeException("Only Custom Variables can be set based on Variable Overrides");
}
}
}
protected function load($name)
{
return parent::load($this->makeServiceKey($name));
}
protected function exists($name)
{
return parent::exists($this->makeServiceKey($name));
}
protected function makeServiceKey($name)
{
if ($host = $this->params->get('host')) {
return [
'object_name' => $name,
'host_id' => IcingaHost::load($host, $this->db())->get('id'),
];
} else {
return [
'object_name' => $name,
'object_type' => 'template',
];
}
}
}