closes #9824

[arvados.git] / services / api / app / controllers / arvados / v1 / containers_controller.rb

diff --git a/services/api/app/controllers/arvados/v1/containers_controller.rb b/services/api/app/controllers/arvados/v1/containers_controller.rb
index 35803973e018dd46718eb84e43368d46ffe70b65..21ee7efa53b5d4008c0f42717095194b9b0c39c6 100644 (file)
--- a/services/api/app/controllers/arvados/v1/containers_controller.rb
+++ b/services/api/app/controllers/arvados/v1/containers_controller.rb
@@ -11,4 +11,12 @@ class Arvados::V1::ContainersController < ApplicationController
     @object = @object.auth
     show
   end
+
+  # Updates use row locking to resolve races between multiple
+  # dispatchers trying to lock the same container.
+  def update
+    @object.with_lock do
+      super
+    end
+  end
 end