X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ccc1201e103e168b04801b135b662577d7ea475b..0f644e242ef37c911ad3dc25aca8135c339de349:/apps/workbench/app/controllers/pipeline_instances_controller.rb?ds=sidebyside

diff --git a/apps/workbench/app/controllers/pipeline_instances_controller.rb b/apps/workbench/app/controllers/pipeline_instances_controller.rb
index 83fe0dda46..93bb869613 100644
--- a/apps/workbench/app/controllers/pipeline_instances_controller.rb
+++ b/apps/workbench/app/controllers/pipeline_instances_controller.rb
@@ -1,3 +1,7 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 class PipelineInstancesController < ApplicationController
   skip_before_filter :find_object_by_uuid, only: :compare
   before_filter :find_objects_by_uuid, only: :compare
@@ -188,6 +192,7 @@ class PipelineInstancesController < ApplicationController
     if provenance
       @prov_svg = ProvenanceHelper::create_provenance_graph provenance, "provenance_svg", {
         :request => request,
+        :direction => :top_down,
         :all_script_parameters => true,
         :combine_jobs => :script_and_version,
         :pips => pips,
@@ -340,6 +345,15 @@ class PipelineInstancesController < ApplicationController
     @unreadable_inputs_present
   end
 
+  def cancel
+    @object.cancel
+    if params[:return_to]
+      redirect_to params[:return_to]
+    else
+      redirect_to @object
+    end
+  end
+
   protected
   def for_comparison v
     if v.is_a? Hash or v.is_a? Array