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|
module Ci
class CreatePipelineService < BaseService
attr_reader :pipeline
SEQUENCE = [Gitlab::Ci::Pipeline::Chain::Validate,
Gitlab::Ci::Pipeline::Chain::Skip]
def execute(source, ignore_skip_ci: false, save_on_errors: true, trigger_request: nil, schedule: nil)
@pipeline = Ci::Pipeline.new(
source: source,
project: project,
ref: ref,
sha: sha,
before_sha: before_sha,
tag: tag?,
trigger_requests: Array(trigger_request),
user: current_user,
pipeline_schedule: schedule,
protected: project.protected_for?(ref)
)
command = OpenStruct.new(ignore_skip_ci: ignore_skip_ci,
save_incompleted: save_on_errors,
trigger_request: trigger_request,
schedule: schedule,
project: project,
current_user: current_user)
sequence = SEQUENCE.map { |chain| chain.new(pipeline, command) }
done = sequence.any? do |chain|
chain.perform!
chain.break?
end
update_merge_requests_head_pipeline if pipeline.persisted?
return pipeline if done
begin
Ci::Pipeline.transaction do
pipeline.save!
yield(pipeline) if block_given?
Ci::CreatePipelineStagesService
.new(project, current_user)
.execute(pipeline)
end
rescue ActiveRecord::RecordInvalid => e
return error("Failed to persist the pipeline: #{e}")
end
update_merge_requests_head_pipeline if pipeline.persisted?
cancel_pending_pipelines if project.auto_cancel_pending_pipelines?
pipeline_created_counter.increment(source: source)
pipeline.tap(&:process!)
end
private
def commit
@commit ||= project.commit(origin_sha || origin_ref)
end
def sha
commit.try(:id)
end
def update_merge_requests_head_pipeline
return unless pipeline.latest?
MergeRequest.where(source_project: @pipeline.project, source_branch: @pipeline.ref)
.update_all(head_pipeline_id: @pipeline.id)
end
def cancel_pending_pipelines
Gitlab::OptimisticLocking.retry_lock(auto_cancelable_pipelines) do |cancelables|
cancelables.find_each do |cancelable|
cancelable.auto_cancel_running(pipeline)
end
end
end
def auto_cancelable_pipelines
project.pipelines
.where(ref: pipeline.ref)
.where.not(id: pipeline.id)
.where.not(sha: project.repository.sha_from_ref(pipeline.ref))
.created_or_pending
end
def before_sha
params[:checkout_sha] || params[:before] || Gitlab::Git::BLANK_SHA
end
def origin_sha
params[:checkout_sha] || params[:after]
end
def origin_ref
params[:ref]
end
def tag?
return @is_tag if defined?(@is_tag)
@is_tag = project.repository.tag_exists?(ref)
end
def ref
@ref ||= Gitlab::Git.ref_name(origin_ref)
end
def valid_sha?
origin_sha && origin_sha != Gitlab::Git::BLANK_SHA
end
def pipeline_created_counter
@pipeline_created_counter ||= Gitlab::Metrics
.counter(:pipelines_created_total, "Counter of pipelines created")
end
end
end
|
