ServiceCommand: allow to delete single services

fixes #719

application/clicommands/ServiceCommand.php

@@ -16,26 +16,26 @@ class ServiceCommand extends ObjectCommand
 
     protected function load($name)
     {
-        return parent::load($this->makeServiceKey($this->getName()));
+        return parent::load($this->makeServiceKey($name));
     }
 
     protected function exists($name)
     {
-        return parent::exists($this->makeServiceKey($this->getName()));
+        return parent::exists($this->makeServiceKey($name));
     }
 
     protected function makeServiceKey($name)
     {
         if ($host = $this->params->get('host')) {
-            return array(
+            return [
                 'object_name' => $name,
                 'host_id'     => IcingaHost::load($host, $this->db())->get('id'),
-            );
+            ];
         } else {
-            return array(
+            return [
                 'object_name' => $name,
                 'object_type' => 'template',
-            );
+            ];
         }
     }
 }

library/Director/Cli/Command.php

@@ -3,6 +3,7 @@
 namespace Icinga\Module\Director\Cli;
 
 use Icinga\Cli\Command as CliCommand;
+use Icinga\Exception\ConfigurationError;
 use Icinga\Module\Director\Application\MemoryLimit;
 use Icinga\Module\Director\Core\CoreApi;
 use Icinga\Module\Director\Db;
@@ -19,13 +20,14 @@ class Command extends CliCommand
 
     protected function renderJson($object, $pretty = true)
     {
-        if ($pretty && version_compare(PHP_VERSION, '5.4.0') >= 0) {
-            return json_encode($object, JSON_PRETTY_PRINT) . "\n";
-        } else {
-            return json_encode($object) . "\n";
-        }
+        return json_encode($object, $pretty ? JSON_PRETTY_PRINT : null) . "\n";
     }
 
+    /**
+     * @param $json
+     * @return mixed
+     * @throws \Icinga\Exception\IcingaException
+     */
     protected function parseJson($json)
     {
         $res = json_decode($json);
@@ -59,6 +61,12 @@ class Command extends CliCommand
         }
     }
 
+    /**
+     * @param null $endpointName
+     * @return CoreApi|\Icinga\Module\Director\Core\LegacyDeploymentApi
+     * @throws \Icinga\Exception\IcingaException
+     * @throws \Icinga\Exception\NotFoundError
+     */
     protected function api($endpointName = null)
     {
         if ($this->api === null) {
@@ -95,6 +103,7 @@ class Command extends CliCommand
 
     /**
      * @return Db
+     * @throws ConfigurationError
      */
     protected function db()
     {
@@ -109,7 +118,7 @@ class Command extends CliCommand
             if ($resourceName) {
                 $this->db = Db::fromResourceName($resourceName);
             } else {
-                $this->fail('Director is not configured correctly');
+                throw new ConfigurationError('Director is not configured correctly');
             }
         }
 

library/Director/Cli/ObjectCommand.php

@@ -4,6 +4,7 @@ namespace Icinga\Module\Director\Cli;
 
 use Icinga\Exception\MissingParameterException;
 use Icinga\Module\Director\Objects\IcingaObject;
+use InvalidArgumentException;
 
 class ObjectCommand extends Command
 {
@@ -107,7 +108,7 @@ class ObjectCommand extends Command
         }
 
         if (! array_key_exists('object_name', $props)) {
-            $this->fail('Cannot creat an object with at least an object name');
+            $this->fail('Cannot create an object with at least an object name');
         }
 
         $object = IcingaObject::createByType(
@@ -396,7 +397,7 @@ class ObjectCommand extends Command
         if ($this->name === null) {
             $name = $this->params->shift();
             if (! $name) {
-                $this->fail('Object name parameter is required');
+                throw new InvalidArgumentException('Object name parameter is required');
             }
 
             $this->name = $name;