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# frozen_string_literal: true
class RepositoryForkWorker # rubocop:disable Scalability/IdempotentWorker
include ApplicationWorker
include Gitlab::ShellAdapter
include ProjectStartImport
include ProjectImportOptions
feature_category :source_code_management
def perform(*args)
target_project_id = args.shift
target_project = Project.find(target_project_id)
source_project = target_project.forked_from_project
unless source_project
return target_project.import_state.mark_as_failed(_('Source project cannot be found.'))
end
fork_repository(target_project, source_project)
end
private
def fork_repository(target_project, source_project)
return unless start_fork(target_project)
Gitlab::Metrics.add_event(:fork_repository)
result = gitlab_shell.fork_repository(source_project, target_project)
if result
link_lfs_objects(source_project, target_project)
else
raise_fork_failure(
source_project,
target_project,
'Failed to create fork repository'
)
end
target_project.after_import
end
def start_fork(project)
return true if start(project.import_state)
Rails.logger.info("Project #{project.full_path} was in inconsistent state (#{project.import_status}) while forking.") # rubocop:disable Gitlab/RailsLogger
false
end
def link_lfs_objects(source_project, target_project)
Projects::LfsPointers::LfsLinkService
.new(target_project)
.execute(source_project.all_lfs_objects_oids)
rescue Projects::LfsPointers::LfsLinkService::TooManyOidsError
raise_fork_failure(
source_project,
target_project,
'Source project has too many LFS objects'
)
end
def raise_fork_failure(source_project, target_project, reason)
raise "Unable to fork project #{target_project.id} for repository #{source_project.disk_path} -> #{target_project.disk_path}: #{reason}"
end
end
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