Merge branch '8784-dir-listings'
[arvados.git] / services / api / app / controllers / arvados / v1 / containers_controller.rb
index 04a5ed0cb2b660b9bd71b214b6ce74dbde9e4ccd..8c63ea7f5b756f39f88cccba6812f26aa9290490 100644 (file)
@@ -1,7 +1,63 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 class Arvados::V1::ContainersController < ApplicationController
   accept_attribute_as_json :environment, Hash
   accept_attribute_as_json :mounts, Hash
   accept_attribute_as_json :runtime_constraints, Hash
   accept_attribute_as_json :command, Array
+  accept_attribute_as_json :scheduling_parameters, Hash
+
+  skip_before_filter :find_object_by_uuid, only: [:current]
+  skip_before_filter :render_404_if_no_object, only: [:current]
+
+  def auth
+    if @object.locked_by_uuid != Thread.current[:api_client_authorization].uuid
+      raise ArvadosModel::PermissionDeniedError.new("Not locked by your token")
+    end
+    @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
+
+  def find_objects_for_index
+    super
+    if action_name == 'lock' || action_name == 'unlock'
+      # Avoid loading more fields than we need
+      @objects = @objects.select(:id, :uuid, :state, :priority, :auth_uuid, :locked_by_uuid)
+      @select = %w(uuid state priority auth_uuid locked_by_uuid)
+    end
+  end
+
+  def lock
+    @object.lock
+    show
+  end
+
+  def unlock
+    @object.unlock
+    show
+  end
 
+  def current
+    if Thread.current[:api_client_authorization].nil?
+      send_error("Not logged in", status: 401)
+    else
+      c = Container.where(auth_uuid: Thread.current[:api_client_authorization].uuid).first
+      if c.nil?
+        send_error("Token is not associated with a container.", status: 404)
+      else
+        @object = c
+        show
+      end
+    end
+  end
 end