Renamed Gitlab::Merge to Gitlab::Satellite::MergeAction

app/models/merge_request.rb

@@ -60,7 +60,7 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def check_if_can_be_merged
-    self.state = if Gitlab::Merge.new(self, self.author).can_be_merged?
+    self.state = if Gitlab::Satellite::MergeAction.new(self, self.author).can_be_merged?
                    CAN_BE_MERGED
                  else
                    CANNOT_BE_MERGED
@@ -167,7 +167,7 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def automerge!(current_user)
-    if Gitlab::Merge.new(self, current_user).merge! && self.unmerged_commits.empty?
+    if Gitlab::Satellite::MergeAction.new(self, current_user).merge! && self.unmerged_commits.empty?
       self.merge!(current_user.id)
       true
     end

lib/gitlab/merge.rb

-module Gitlab
-  class Merge
-    attr_accessor :merge_request, :project, :user
-
-    def initialize(merge_request, user)
-      @merge_request = merge_request
-      @project = merge_request.project
-      @user = user
-    end
-
-    def can_be_merged?
-      in_locked_and_timed_satellite do |merge_repo|
-        merge_in_satellite!(merge_repo)
-      end
-    end
-
-    # Merges the source branch into the target branch in the satellite and
-    # pushes it back to Gitolite.
-    # It also removes the source branch if requested in the merge request.
-    #
-    # Returns false if the merge produced conflicts
-    # Returns false if pushing from the satellite to Gitolite failed or was rejected
-    # Returns true otherwise
-    def merge!
-      in_locked_and_timed_satellite do |merge_repo|
-        if merge_in_satellite!(merge_repo)
-          # push merge back to Gitolite
-          # will raise CommandFailed when push fails
-          merge_repo.git.push({raise: true}, :origin, merge_request.target_branch)
-
-          # remove source branch
-          if merge_request.should_remove_source_branch && !project.root_ref?(merge_request.source_branch)
-            # will raise CommandFailed when push fails
-            merge_repo.git.push({raise: true}, :origin, ":#{merge_request.source_branch}")
-          end
-
-          # merge, push and branch removal successful
-          true
-        end
-      end
-    rescue Grit::Git::CommandFailed
-      false
-    end
-
-    private
-
-    # * Sets a 30s timeout for Git
-    # * Locks the satellite repo
-    # * Yields the prepared satellite repo
-    def in_locked_and_timed_satellite
-      Grit::Git.with_timeout(30.seconds) do
-        lock_file = Rails.root.join("tmp", "#{project.path}.lock")
-
-        File.open(lock_file, "w+") do |f|
-          f.flock(File::LOCK_EX)
-
-          unless project.satellite.exists?
-            raise "Satellite doesn't exist"
-          end
-
-          Dir.chdir(project.satellite.path) do
-            repo = Grit::Repo.new('.')
-
-            return yield repo
-          end
-        end
-      end
-    rescue Errno::ENOMEM => ex
-      Gitlab::GitLogger.error(ex.message)
-    rescue Grit::Git::GitTimeout
-      return false
-    end
-
-    # Merges the source_branch into the target_branch in the satellite.
-    #
-    # Note: it will clear out the satellite before doing anything
-    #
-    # Returns false if the merge produced conflicts
-    # Returns true otherwise
-    def merge_in_satellite!(repo)
-      prepare_satellite!(repo)
-
-      # create target branch in satellite at the corresponding commit from Gitolite
-      repo.git.checkout({b: true}, merge_request.target_branch, "origin/#{merge_request.target_branch}")
-
-      # merge the source branch from Gitolite into the satellite
-      # will raise CommandFailed when merge fails
-      repo.git.pull({no_ff: true, raise: true}, :origin, merge_request.source_branch)
-    rescue Grit::Git::CommandFailed
-      false
-    end
-
-    # * Clears the satellite
-    # * Updates the satellite from Gitolite
-    # * Sets up Git variables for the user
-    def prepare_satellite!(repo)
-      project.satellite.clear
-
-      repo.git.reset(hard: true)
-      repo.git.fetch({}, :origin)
-
-      repo.git.config({}, "user.name", user.name)
-      repo.git.config({}, "user.email", user.email)
-    end
-  end
-end

lib/gitlab/satellite/merge_action.rb

+module Gitlab
+  module Satellite
+    class MergeAction < Action
+      attr_accessor :merge_request, :user
+
+      def initialize(merge_request, user)
+        super merge_request.project
+        @merge_request = merge_request
+        @user = user
+      end
+
+      def can_be_merged?
+        in_locked_and_timed_satellite do |merge_repo|
+          merge_in_satellite!(merge_repo)
+        end
+      end
+
+      # Merges the source branch into the target branch in the satellite and
+      # pushes it back to Gitolite.
+      # It also removes the source branch if requested in the merge request.
+      #
+      # Returns false if the merge produced conflicts
+      # Returns false if pushing from the satellite to Gitolite failed or was rejected
+      # Returns true otherwise
+      def merge!
+        in_locked_and_timed_satellite do |merge_repo|
+          if merge_in_satellite!(merge_repo)
+            # push merge back to Gitolite
+            # will raise CommandFailed when push fails
+            merge_repo.git.push({raise: true}, :origin, merge_request.target_branch)
+
+            # remove source branch
+            if merge_request.should_remove_source_branch && !project.root_ref?(merge_request.source_branch)
+              # will raise CommandFailed when push fails
+              merge_repo.git.push({raise: true}, :origin, ":#{merge_request.source_branch}")
+            end
+
+            # merge, push and branch removal successful
+            true
+          end
+        end
+      rescue Grit::Git::CommandFailed => ex
+        Gitlab::GitLogger.error(ex.message)
+        false
+      end
+
+      private
+
+      # Merges the source_branch into the target_branch in the satellite.
+      #
+      # Note: it will clear out the satellite before doing anything
+      #
+      # Returns false if the merge produced conflicts
+      # Returns true otherwise
+      def merge_in_satellite!(repo)
+        prepare_satellite!(repo)
+
+        # create target branch in satellite at the corresponding commit from Gitolite
+        repo.git.checkout({b: true}, merge_request.target_branch, "origin/#{merge_request.target_branch}")
+
+        # merge the source branch from Gitolite into the satellite
+        # will raise CommandFailed when merge fails
+        repo.git.pull({no_ff: true, raise: true}, :origin, merge_request.source_branch)
+      rescue Grit::Git::CommandFailed => ex
+        Gitlab::GitLogger.error(ex.message)
+        false
+      end
+
+      # * Clears the satellite
+      # * Updates the satellite from Gitolite
+      # * Sets up Git variables for the user
+      def prepare_satellite!(repo)
+        project.satellite.clear
+
+        repo.git.reset(hard: true)
+        repo.git.fetch({}, :origin)
+
+        repo.git.config({}, "user.name", user.name)
+        repo.git.config({}, "user.email", user.email)
+      end
+    end
+  end
+end