saver.rb 1.62 KB
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module Gitlab
  module ImportExport
    class Saver
      include Gitlab::ImportExport::CommandLineUtil

      def self.save(*args)
        new(*args).save
      end

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      def initialize(project:, shared:)
        @project = project
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        @shared = shared
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      end

      def save
        if compress_and_save
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          remove_export_path
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          Rails.logger.info("Saved project export #{archive_file}")
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          save_on_object_storage if use_object_storage?
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        else
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          @shared.error(Gitlab::ImportExport::Error.new(error_message))
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          false
        end
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      rescue => e
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        @shared.error(e)
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        false
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      ensure
        if use_object_storage?
          remove_archive
          remove_export_path
        end
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      end

      private

      def compress_and_save
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        tar_czf(archive: archive_file, dir: @shared.export_path)
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      end

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      def remove_export_path
        FileUtils.rm_rf(@shared.export_path)
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      end

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      def remove_archive
        FileUtils.rm_rf(@shared.archive_path)
      end

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      def archive_file
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        @archive_file ||= File.join(@shared.archive_path, Gitlab::ImportExport.export_filename(project: @project))
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      end
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      def save_on_object_storage
        upload = ImportExportUpload.find_or_initialize_by(project: @project)

        File.open(archive_file) { |file| upload.export_file = file }

        upload.save!
      end

      def use_object_storage?
        Gitlab::ImportExport.object_storage?
      end

      def error_message
        "Unable to save #{archive_file} into #{@shared.export_path}. Object storage enabled: #{use_object_storage?}"
      end
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    end
  end
end