Relocated the run() method to the task base class instead of having it reflected on each task object.

src/Task/Base.php

@@ -49,6 +49,20 @@ abstract class Base extends BaseTask
         }
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function run()
+    {
+        $command = $this->getCommand();
+        $this->printTaskInfo(
+            'Running Docker-Compose: {command}',
+            ['command' => $command]
+        );
+
+        return $this->executeCommand($command);
+    }
+
     /**
      * Get docker-compose command.
      *

src/Task/Down.php

@@ -60,15 +60,4 @@ class Down extends Base
 
         return $this;
     }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function run()
-    {
-        $command = $this->getCommand();
-        $this->printTaskInfo('Docker Down: {command}', ['command' => $command]);
-
-        return $this->executeCommand($command);
-    }
 }

src/Task/Up.php

@@ -14,6 +14,13 @@ class Up extends Base
      */
     protected $action = 'up';
 
+    /**
+     * Docker compose services.
+     *
+     * @var array
+     */
+    protected $services = [];
+
     /**
      * Command detached mode.
      *
@@ -21,6 +28,34 @@ class Up extends Base
      */
     protected $detachedMode = false;
 
+    /**
+     * Add docker composer service.
+     *
+     * @param string $service
+     *   The docker services.
+     */
+    public function setService($service)
+    {
+        $this->services[] = $service;
+
+        return $this;
+    }
+
+    /**
+     * Add docker composer services.
+     *
+     * @param array $services
+     *   An array of services.
+     */
+    public function setServices(array $services)
+    {
+        foreach ($services as $service) {
+            $this->setService($service);
+        }
+
+        return $this;
+    }
+
     /**
      * Run containers in the background.
      */
@@ -115,12 +150,10 @@ class Up extends Base
     /**
      * {@inheritdoc}
      */
-    public function run()
+    protected function getCommand()
     {
-        $command = $this->getCommand();
-        $this->printTaskInfo('Docker Up: {command}', ['command' => $command]);
-
-        return $this->executeCommand($command);
+        // Append the services to the end of the command.
+        return parent::getCommand() . ' ' . implode(' ', $this->services);
     }
 
     /**