debian-mirror-gitlab/app/services/ci/register_build_service.rb
2015-10-24 18:46:33 +05:30

40 lines
1.2 KiB
Ruby

module Ci
# This class responsible for assigning
# proper pending build to runner on runner API request
class RegisterBuildService
def execute(current_runner)
builds = Ci::Build.pending.unstarted
builds =
if current_runner.shared?
# don't run projects which have not enables shared runners
builds.joins(commit: { gl_project: :gitlab_ci_project }).where(ci_projects: { shared_runners_enabled: true })
else
# do run projects which are only assigned to this runner
builds.joins(:commit).where(ci_commits: { gl_project_id: current_runner.gl_projects_ids })
end
builds = builds.order('created_at ASC')
build = builds.find do |build|
build.can_be_served?(current_runner)
end
if build
# In case when 2 runners try to assign the same build, second runner will be declined
# with StateMachine::InvalidTransition in run! method.
build.with_lock do
build.runner_id = current_runner.id
build.save!
build.run!
end
end
build
rescue StateMachine::InvalidTransition
nil
end
end
end