Merge pull request #2641 from nextcloud/enh/2506/allow-to-specify-read-only

allow to specify read_only root FS in containers definition

php/containers-schema.json

@@ -134,6 +134,9 @@
 							"pattern": "^nextcloud-aio$"
 						}
 					},
+					"read_only": {
+						"type": "boolean"
+					},
 					"volumes": {
 						"type": "array",
 						"items": {

php/src/Container/Container.php

@@ -30,6 +30,7 @@ class Container {
     /** @var string[] */
     private array $backupVolumes;
     private array $nextcloudExecCommands;
+    private bool $readOnlyRootFs;
     private DockerActionManager $dockerActionManager;
 
     public function __construct(
@@ -50,6 +51,7 @@ class Container {
         bool $apparmorUnconfined,
         array $backupVolumes,
         array $nextcloudExecCommands,
+        bool $readOnlyRootFs,
         DockerActionManager $dockerActionManager
     ) {
         $this->identifier = $identifier;
@@ -69,6 +71,7 @@ class Container {
         $this->apparmorUnconfined = $apparmorUnconfined;
         $this->backupVolumes = $backupVolumes;
         $this->nextcloudExecCommands = $nextcloudExecCommands;
+        $this->readOnlyRootFs = $readOnlyRootFs;
         $this->dockerActionManager = $dockerActionManager;
     }
 
@@ -88,6 +91,10 @@ class Container {
         return $this->restartPolicy;
     }
 
+    public function GetReadOnlySetting() : bool {
+        return $this->readOnlyRootFs;
+    }
+
     public function GetShmSize() : int {
         return $this->shmSize;
     }

php/src/ContainerDefinitionFetcher.php

@@ -262,6 +262,11 @@ class ContainerDefinitionFetcher
                 $nextcloudExecCommands = $entry['nextcloud_exec_commands'];
             }
 
+            $readOnlyRootFs = false;
+            if (isset($entry['read_only'])) {
+                $readOnlyRootFs = $entry['read_only'];
+            }
+
             $containers[] = new Container(
                 $entry['container_name'],
                 $displayName,
@@ -280,6 +285,7 @@ class ContainerDefinitionFetcher
                 $apparmorUnconfined,
                 $backupVolumes,
                 $nextcloudExecCommands,
+                $readOnlyRootFs,
                 $this->container->get(DockerActionManager::class)
             );
         }

php/src/Docker/DockerActionManager.php

@@ -384,6 +384,8 @@ class DockerActionManager
 
         $requestBody['HostConfig']['RestartPolicy']['Name'] = $container->GetRestartPolicy();
 
+        $requestBody['HostConfig']['ReadonlyRootfs'] = $container->GetReadOnlySetting();
+ 
         $exposedPorts = [];
         if ($container->GetInternalPort() !== 'host') {
             foreach($container->GetPorts()->GetPorts() as $value) {