Add gitaly notification on post-receive hook

lib/gitlab_net.rb

@@ -93,6 +93,14 @@ class GitlabNet
     {}
   end
 
+  def notify_post_receive(repo_path)
+    resp = post("#{host}/notify_post_receive", repo_path: repo_path)
+
+    resp.code == '200'
+  rescue
+    false
+  end
+
   def redis_client
     redis_config = config.redis
     database = redis_config['database'] || 0

lib/gitlab_post_receive.rb

@@ -35,6 +35,8 @@ class GitlabPostReceive
         api.merge_request_urls(@repo_path, @changes)
       end
       print_merge_request_links(merge_request_urls)
+
+      api.notify_post_receive(repo_path)
     rescue GitlabNet::ApiUnreachableError
       nil
     end

spec/gitlab_post_receive_spec.rb

@@ -19,6 +19,7 @@ describe GitlabPostReceive do
     GitlabConfig.any_instance.stub(repos_path: repository_path)
     GitlabNet.any_instance.stub(broadcast_message: { })
     GitlabNet.any_instance.stub(:merge_request_urls).with(repo_path, wrongly_encoded_changes) { [] }
+    GitlabNet.any_instance.stub(notify_post_receive: true)
     expect(Time).to receive(:now).and_return(enqueued_at)
   end
 
@@ -172,6 +173,15 @@ describe GitlabPostReceive do
       end
     end
 
+    context 'post_receive notification' do
+      it 'calls the api to notify the execution of the hook' do
+        expect_any_instance_of(GitlabNet).to receive(:notify_post_receive).
+          with(repo_path)
+
+        gitlab_post_receive.exec
+      end
+    end
+
     context "when the redis command succeeds" do
 
       before do