SettingsForm(Legacy): Add activation script setting

refs #13049

application/forms/SettingsForm.php

@@ -130,6 +130,16 @@ class SettingsForm extends QuickForm
             ),
             'value' => $settings->getStoredValue('deployment_path_v1')
         ));
+
+        $this->addElement('text', 'activation_script_v1', array(
+            'label'        => $this->translate('Activation Tool'),
+            'description'  => $this->translate(
+                'Script or tool to call when activating a new configuration stage.'
+                . ' (e.g. sudo /usr/local/bin/icinga-director-activate)'
+                . ' (name of the stage will be the argument for the script)'
+            ),
+            'value' => $settings->getStoredValue('activation_script_v1')
+        ));
     }
 
     protected function eventuallyConfiguredEnum($name, $enum)

library/Director/Settings.php

@@ -20,6 +20,7 @@ class Settings
         'enable_audit_log'               => 'n',
         'deployment_mode_v1'             => 'active-passive',
         'deployment_path_v1'             => null,
+        'activation_script_v1'           => null,
         // 'experimental_features'       => null, // 'allow'
         // 'master_zone'                 => null,
     );