gitlab_merge.rb
1.57 KB
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class GitlabMerge
attr_accessor :project, :merge_path, :merge_request, :user
def initialize(merge_request, user)
self.user = user
self.merge_request = merge_request
self.project = merge_request.project
self.merge_path = File.join(Rails.root, "tmp", "merge_repo", project.path, merge_request.id.to_s)
FileUtils.rm_rf(merge_path)
FileUtils.mkdir_p merge_path
end
def can_be_merged?
pull do |repo, output|
!(output =~ /Automatic merge failed/)
end
end
def merge
pull do |repo, output|
if output =~ /Automatic merge failed/
false
else
repo.git.push({}, "origin", merge_request.target_branch)
true
end
end
end
def pull
Grit::Git.with_timeout(30.seconds) do
File.open(File.join(Rails.root, "tmp", "merge_repo", "#{project.path}.lock"), "w+") do |f|
f.flock(File::LOCK_EX)
self.project.repo.git.clone({:branch => merge_request.target_branch}, project.url_to_repo, merge_path)
unless File.exist?(self.merge_path)
raise "Gitlab user do not have access to repo. You should run: rake gitlab_enable_automerge"
end
Dir.chdir(merge_path) do
merge_repo = Grit::Repo.new('.')
merge_repo.git.sh "git config user.name \"#{user.name}\""
merge_repo.git.sh "git config user.email \"#{user.email}\""
output = merge_repo.git.pull({}, "--no-ff", "origin", merge_request.source_branch)
yield(merge_repo, output)
end
end
end
rescue Grit::Git::GitTimeout
return false
end
end