module Gitlab class Merge attr_accessor :project, :merge_request, :user def initialize(merge_request, user) self.user = user self.merge_request = merge_request self.project = merge_request.project end def can_be_merged? result = false process do |repo, output| result = !(output =~ /CONFLICT/) end result end def merge process do |repo, output| if output =~ /CONFLICT/ false else !!repo.git.push({}, "origin", merge_request.target_branch) end end end def process Grit::Git.with_timeout(30.seconds) do lock_file = File.join(Rails.root, "tmp", "merge_repo_#{project.path}.lock") File.open(lock_file, "w+") do |f| f.flock(File::LOCK_EX) unless project.satellite.exists? raise "You should run: rake gitlab:app:enable_automerge" end project.satellite.clear Dir.chdir(project.satellite.path) do merge_repo = Grit::Repo.new('.') merge_repo.git.sh "git reset --hard" merge_repo.git.sh "git fetch origin" merge_repo.git.sh "git config user.name \"#{user.name}\"" merge_repo.git.sh "git config user.email \"#{user.email}\"" merge_repo.git.sh "git checkout -b #{merge_request.target_branch} origin/#{merge_request.target_branch}" output = merge_repo.git.pull({}, "--no-ff", "origin", merge_request.source_branch) #remove source-branch if merge_request.should_remove_source_branch && !project.root_ref?(merge_request.source_branch) merge_repo.git.sh "git push origin :#{merge_request.source_branch}" end yield(merge_repo, output) end end end rescue Grit::Git::GitTimeout return false end end end