aio-interface: offer system prune button

php/public/index.php

@@ -66,6 +66,7 @@
 $app->post('/api/docker/backup-test', AIO\Controller\DockerController::class . ':StartBackupContainerTest');
 $app->post('/api/docker/restore', AIO\Controller\DockerController::class . ':StartBackupContainerRestore');
 $app->post('/api/docker/stop', AIO\Controller\DockerController::class . ':StopContainer');
+$app->post('/api/docker/prune', AIO\Controller\DockerController::class . ':SystemPrune');
 $app->get('/api/docker/logs', AIO\Controller\DockerController::class . ':GetLogs');
 $app->post('/api/auth/login', AIO\Controller\LoginController::class . ':TryLogin');
 $app->get('/api/auth/getlogin', AIO\Controller\LoginController::class . ':GetTryLogin');

php/src/Controller/DockerController.php

@@ -285,6 +285,15 @@ public function StopContainer(Request $request, Response $response, array $args)
         return $response->withStatus(201)->withHeader('Location', '.');
     }
 
+    public function SystemPrune(Request $request, Response $response, array $args) : Response {
+        $results = $this->dockerActionManager->SystemPrune();
+        $body = $response->getBody();
+        $body->write(json_encode($results));
+        return $response
+            ->withStatus(200)
+            ->withHeader('Content-Type', 'application/json; charset=utf-8');
+    }
+
     public function stopTopContainer() : void {
         $id = self::TOP_CONTAINER;
         $this->PerformRecursiveContainerStop($id);

php/src/Docker/DockerActionManager.php

@@ -983,4 +983,47 @@ public function GetLatestDigestOfTag(string $imageName, string $tag): ?string {
             return $this->dockerHubManager->GetLatestDigestOfTag($imageName, $tag);
         }
     }
-}
+
+    public function SystemPrune(): array {
+        $endpoints = [
+            // Remove stopped containers
+            'containers/prune',
+            // Remove unused images
+            'images/prune',
+            // Remove unused volumes
+            'volumes/prune',
+            // Remove unused networks
+            'networks/prune',
+            // Prune build cache
+            'build/prune',
+        ];
+
+        $results = [];
+        foreach ($endpoints as $endpoint) {
+            // Special-case images prune to include the dangling filter as requested
+            if ($endpoint === 'images/prune') {
+                $filters = json_encode(['dangling' => ['false']]);
+                $url = $this->BuildApiUrl($endpoint . '?filters=' . urlencode($filters));
+            } else {
+                $url = $this->BuildApiUrl($endpoint);
+            }
+
+            try {
+                $resp = $this->guzzleClient->post($url);
+                $body = (string)$resp->getBody();
+                $json = null;
+                try {
+                    $json = json_decode($body, true, 512, JSON_THROW_ON_ERROR);
+                } catch (\Throwable $e) {
+                    // Non-JSON body, keep raw
+                    $json = $body;
+                }
+                $results[$endpoint] = $json;
+            } catch (RequestException $e) {
+                error_log(sprintf('Docker prune (%s) failed: %s', $endpoint, $e->getMessage()));
+                $results[$endpoint] = ['error' => $e->getMessage()];
+                // continue with next prune step
+            }
+        }
+        return $results;
+    }

php/templates/containers.twig

@@ -322,6 +322,11 @@
                                 <input type="hidden" name="{{csrf.keys.value}}" value="{{csrf.value}}">
                                 <input type="submit" value="Stop containers" />
                             </form>
+                            <form method="POST" action="api/docker/prune" class="xhr">
+                                <input type="hidden" name="{{csrf.keys.name}}" value="{{csrf.name}}">
+                                <input type="hidden" name="{{csrf.keys.value}}" value="{{csrf.value}}">
+                                <input type="submit" value="Run docker system prune" onclick="return confirm('Run docker system prune? This will remove unused images, containers and volumes. Continue?')" />
+                            </form>
                         {% endif %}
                     {% else %}
                         {% if isBackupOrRestoreRunning == true %}