Remove unnecessary satellite files and add CHANGELOG item

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

CHANGELOG

@@ -37,6 +37,7 @@ v 7.12.0 (unreleased)
   - User has ability to leave project
   - Add SAML support as an omniauth provider
   - Allow to configure a URL to show after sign out 
+  - Better performance for web editor (switched from satellites to rugged)
 v 7.11.4
   - Fix missing bullets when creating lists

lib/gitlab/satellite/files/delete_file_action.rb

-require_relative 'file_action'
-
-module Gitlab
-  module Satellite
-    class DeleteFileAction < FileAction
-      # Deletes file and creates a new commit for it
-      #
-      # Returns false if committing the change fails
-      # Returns false if pushing from the satellite to bare repo failed or was rejected
-      # Returns true otherwise
-      def commit!(content, commit_message)
-        in_locked_and_timed_satellite do |repo|
-          prepare_satellite!(repo)
-
-          # create target branch in satellite at the corresponding commit from bare repo
-          repo.git.checkout({ raise: true, timeout: true, b: true }, ref, "origin/#{ref}")
-
-          # update the file in the satellite's working dir
-          file_path_in_satellite = File.join(repo.working_dir, file_path)
-
-          # Prevent relative links
-          unless safe_path?(file_path_in_satellite)
-            Gitlab::GitLogger.error("FileAction: Relative path not allowed")
-            return false
-          end
-
-          File.delete(file_path_in_satellite)
-
-          # add removed file
-          repo.remove(file_path_in_satellite)
-
-          # commit the changes
-          # will raise CommandFailed when commit fails
-          repo.git.commit(raise: true, timeout: true, a: true, m: commit_message)
-
-
-          # push commit back to bare repo
-          # will raise CommandFailed when push fails
-          repo.git.push({ raise: true, timeout: true }, :origin, ref)
-
-          # everything worked
-          true
-        end
-      rescue Grit::Git::CommandFailed => ex
-        Gitlab::GitLogger.error(ex.message)
-        false
-      end
-    end
-  end
-end

lib/gitlab/satellite/files/file_action.rb

-module Gitlab
-  module Satellite
-    class FileAction < Action
-      attr_accessor :file_path, :ref
-
-      def initialize(user, project, ref, file_path)
-        super user, project
-        @file_path = file_path
-        @ref = ref
-      end
-
-      def safe_path?(path)
-        File.absolute_path(path) == path
-      end
-    end
-  end
-end

spec/requests/api/files_spec.rb

@@ -49,10 +49,6 @@ describe API::API, api: true  do
     }
     it "should create a new file in project repo" do
-      Gitlab::Satellite::NewFileAction.any_instance.stub(
-        commit!: true,
-      )
-
       post api("/projects/#{project.id}/repository/files", user), valid_params
       expect(response.status).to eq(201)
       expect(json_response['file_path']).to eq('newfile.rb')
@@ -84,10 +80,6 @@ describe API::API, api: true  do
     }
     it "should update existing file in project repo" do
-      Gitlab::Satellite::EditFileAction.any_instance.stub(
-        commit!: true,
-      )
-
       put api("/projects/#{project.id}/repository/files", user), valid_params
       expect(response.status).to eq(200)
       expect(json_response['file_path']).to eq(file_path)
@@ -109,10 +101,6 @@ describe API::API, api: true  do
     }
     it "should delete existing file in project repo" do
-      Gitlab::Satellite::DeleteFileAction.any_instance.stub(
-        commit!: true,
-      )
-
       delete api("/projects/#{project.id}/repository/files", user), valid_params
       expect(response.status).to eq(200)
       expect(json_response['file_path']).to eq(file_path)
@@ -124,8 +112,8 @@ describe API::API, api: true  do
     end
     it "should return a 400 if satellite fails to create file" do
-      Gitlab::Satellite::DeleteFileAction.any_instance.stub(
-        commit!: false,
+      Repository.any_instance.stub(
+        remove_file: false,
       )
       delete api("/projects/#{project.id}/repository/files", user), valid_params