94 lines
2.8 KiB
Ruby
94 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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module Projects
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module ContainerRepository
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class CleanupTagsService < BaseService
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def execute(container_repository)
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return error('feature disabled') unless can_use?
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return error('access denied') unless can_destroy?
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return error('invalid regex') unless valid_regex?
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tags = container_repository.tags
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tags = without_latest(tags)
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tags = filter_by_name(tags)
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tags = filter_keep_n(tags)
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tags = filter_by_older_than(tags)
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delete_tags(container_repository, tags)
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end
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private
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def delete_tags(container_repository, tags)
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return success(deleted: []) unless tags.any?
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tag_names = tags.map(&:name)
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Projects::ContainerRepository::DeleteTagsService
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.new(container_repository.project, current_user, tags: tag_names)
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.execute(container_repository)
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end
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def without_latest(tags)
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tags.reject(&:latest?)
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end
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def order_by_date(tags)
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now = DateTime.current
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tags.sort_by { |tag| tag.created_at || now }.reverse
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end
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def filter_by_name(tags)
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# Technical Debt: https://gitlab.com/gitlab-org/gitlab/issues/207267
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# name_regex to be removed when container_expiration_policies is updated
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# to have both regex columns
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regex_delete = Gitlab::UntrustedRegexp.new("\\A#{params['name_regex_delete'] || params['name_regex']}\\z")
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regex_retain = Gitlab::UntrustedRegexp.new("\\A#{params['name_regex_keep']}\\z")
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tags.select do |tag|
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# regex_retain will override any overlapping matches by regex_delete
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regex_delete.match?(tag.name) && !regex_retain.match?(tag.name)
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end
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end
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def filter_keep_n(tags)
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return tags unless params['keep_n']
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tags = order_by_date(tags)
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tags.drop(params['keep_n'].to_i)
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end
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def filter_by_older_than(tags)
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return tags unless params['older_than']
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older_than = ChronicDuration.parse(params['older_than']).seconds.ago
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tags.select do |tag|
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tag.created_at && tag.created_at < older_than
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end
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end
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def can_destroy?
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return true if params['container_expiration_policy']
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can?(current_user, :destroy_container_image, project)
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end
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def can_use?
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Feature.enabled?(:container_registry_cleanup, project, default_enabled: true)
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end
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def valid_regex?
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%w(name_regex_delete name_regex name_regex_keep).each do |param_name|
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regex = params[param_name]
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Gitlab::UntrustedRegexp.new(regex) unless regex.blank?
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end
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true
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rescue RegexpError => e
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Gitlab::ErrorTracking.log_exception(e, project_id: project.id)
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false
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end
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end
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end
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end
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