Invalidate events cache when project was moved

Dmitriy Zaporozhets
1 parent ffa46e02
Showing 2 changed files with 19 additions and 0 deletions Show diff stats
app/models/project.rb
app/services/project_transfer_service.rb
@@ -423,6 +423,7 @@ class Project &lt; ActiveRecord::Base
         gitlab_shell.rm_satellites(old_path_with_namespace)
         ensure_satellite_exists
         send_move_instructions
+        reset_events_cache
       rescue
         # Returning false does not rollback after_* transaction but gives
         # us information about failing some of tasks
@@ -434,4 +435,19 @@ class Project &lt; ActiveRecord::Base
       raise Exception.new('repository cannot be renamed')
     end
   end
+
+  # Reset events cache related to this project
+  #
+  # Since we do cache @event we need to reset cache in special cases:
+  # * when project was moved
+  # * when project was renamed
+  # Events cache stored like  events/23-20130109142513.
+  # The cache key includes updated_at timestamp.
+  # Thus it will automatically generate a new fragment
+  # when the event is updated because the key changes.
+  def reset_events_cache
+    Event.where(project_id: self.id).
+      order('id DESC').limit(100).
+      update_all(updated_at: Time.now)
+  end
 end
@@ -32,6 +32,9 @@ class ProjectTransferService
       # create satellite repo
       project.ensure_satellite_exists
  
+      # clear project cached events
+      project.reset_events_cache
+
       true
     end
   end
...	...	@@ -423,6 +423,7 @@ class Project < ActiveRecord::Base
423	423	gitlab_shell.rm_satellites(old_path_with_namespace)
424	424	ensure_satellite_exists
425	425	send_move_instructions
	426	+ reset_events_cache
426	427	rescue
427	428	# Returning false does not rollback after_* transaction but gives
428	429	# us information about failing some of tasks
...	...	@@ -434,4 +435,19 @@ class Project < ActiveRecord::Base
434	435	raise Exception.new('repository cannot be renamed')
435	436	end
436	437	end
	438	+
	439	+ # Reset events cache related to this project
	440	+ #
	441	+ # Since we do cache @event we need to reset cache in special cases:
	442	+ # * when project was moved
	443	+ # * when project was renamed
	444	+ # Events cache stored like events/23-20130109142513.
	445	+ # The cache key includes updated_at timestamp.
	446	+ # Thus it will automatically generate a new fragment
	447	+ # when the event is updated because the key changes.
	448	+ def reset_events_cache
	449	+ Event.where(project_id: self.id).
	450	+ order('id DESC').limit(100).
	451	+ update_all(updated_at: Time.now)
	452	+ end
437	453	end
...	...
...	...	@@ -32,6 +32,9 @@ class ProjectTransferService
32	32	# create satellite repo
33	33	project.ensure_satellite_exists
34	34
	35	+ # clear project cached events
	36	+ project.reset_events_cache
	37	+
35	38	true
36	39	end
37	40	end
...	...