4 files changed, 30 insertions, 7 deletions

diff --git a/lib/api/files.rb b/lib/api/files.rb
index e2ac7142bc4..1598d3c00b8 100644
--- a/lib/api/files.rb
+++ b/lib/api/files.rb
@@ -1,5 +1,7 @@
 module API
   class Files < Grape::API
+    FILE_ENDPOINT_REQUIREMENTS = API::PROJECT_ENDPOINT_REQUIREMENTS.merge(file_path: API::NO_SLASH_URL_PART_REGEX)
+
     # Prevents returning plain/text responses for files with .txt extension
     after_validation { content_type "application/json" }
 
@@ -58,13 +60,13 @@ module API
     params do
       requires :id, type: String, desc: 'The project ID'
     end
-    resource :projects, requirements: { id: %r{[^/]+} } do
+    resource :projects, requirements: FILE_ENDPOINT_REQUIREMENTS do
       desc 'Get raw file contents from the repository'
       params do
         requires :file_path, type: String, desc: 'The url encoded path to the file. Ex. lib%2Fclass%2Erb'
         requires :ref, type: String, desc: 'The name of branch, tag commit'
       end
-      get ":id/repository/files/:file_path/raw" do
+      get ":id/repository/files/:file_path/raw", requirements: FILE_ENDPOINT_REQUIREMENTS do
         assign_file_vars!
 
         send_git_blob @repo, @blob
@@ -75,7 +77,7 @@ module API
         requires :file_path, type: String, desc: 'The url encoded path to the file. Ex. lib%2Fclass%2Erb'
         requires :ref, type: String, desc: 'The name of branch, tag or commit'
       end
-      get ":id/repository/files/:file_path", requirements: { file_path: /.+/ } do
+      get ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
         assign_file_vars!
 
         {
@@ -95,7 +97,7 @@ module API
       params do
         use :extended_file_params
       end
-      post ":id/repository/files/:file_path", requirements: { file_path: /.+/ } do
+      post ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
         authorize! :push_code, user_project
 
         file_params = declared_params(include_missing: false)
@@ -113,7 +115,7 @@ module API
       params do
         use :extended_file_params
       end
-      put ":id/repository/files/:file_path", requirements: { file_path: /.+/ } do
+      put ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
         authorize! :push_code, user_project
 
         file_params = declared_params(include_missing: false)
@@ -137,7 +139,7 @@ module API
       params do
         use :simple_file_params
       end
-      delete ":id/repository/files/:file_path", requirements: { file_path: /.+/ } do
+      delete ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
         authorize! :push_code, user_project
 
         file_params = declared_params(include_missing: false)
diff --git a/lib/api/helpers/internal_helpers.rb b/lib/api/helpers/internal_helpers.rb
index ecb79317093..f57ff0f2632 100644
--- a/lib/api/helpers/internal_helpers.rb
+++ b/lib/api/helpers/internal_helpers.rb
@@ -42,6 +42,10 @@ module API
         ::Users::ActivityService.new(actor, 'Git SSH').execute if commands.include?(params[:action])
       end
 
+      def merge_request_urls
+        ::MergeRequests::GetUrlsService.new(project).execute(params[:changes])
+      end
+
       private
 
       def set_project
diff --git a/lib/api/helpers/runner.rb b/lib/api/helpers/runner.rb
index f8645e364ce..282af32ca94 100644
--- a/lib/api/helpers/runner.rb
+++ b/lib/api/helpers/runner.rb
@@ -1,6 +1,8 @@
 module API
   module Helpers
     module Runner
+      include Gitlab::CurrentSettings
+
       JOB_TOKEN_HEADER = 'HTTP_JOB_TOKEN'.freeze
       JOB_TOKEN_PARAM = :token
       UPDATE_RUNNER_EVERY = 10 * 60
diff --git a/lib/api/internal.rb b/lib/api/internal.rb
index 8b007869dc3..622bd9650e4 100644
--- a/lib/api/internal.rb
+++ b/lib/api/internal.rb
@@ -68,7 +68,7 @@ module API
       end
 
       get "/merge_request_urls" do
-        ::MergeRequests::GetUrlsService.new(project).execute(params[:changes])
+        merge_request_urls
       end
 
       #
@@ -155,6 +155,21 @@ module API
         #   render_api_error!(e, 500)
         # end
       end
+
+      post '/post_receive' do
+        status 200
+
+        PostReceive.perform_async(params[:gl_repository], params[:identifier],
+          params[:changes])
+        broadcast_message = BroadcastMessage.current&.last&.message
+        reference_counter_decreased = Gitlab::ReferenceCounter.new(params[:gl_repository]).decrease
+
+        {
+          merge_request_urls: merge_request_urls,
+          broadcast_message: broadcast_message,
+          reference_counter_decreased: reference_counter_decreased
+        }
+      end
     end
   end
 end