Class: Gitlab::ImportExport::Project::ExportedRelationsMerger

Inherits:
Object
  • Object
show all
Includes:
CommandLineUtil
Defined in:
lib/gitlab/import_export/project/exported_relations_merger.rb

Constant Summary

Constants included from CommandLineUtil

CommandLineUtil::CLEAN_DIR_IGNORE_FILE_NAMES, CommandLineUtil::CommandLineUtilError, CommandLineUtil::DEFAULT_DIR_MODE, CommandLineUtil::FileOversizedError, CommandLineUtil::HardLinkError, CommandLineUtil::UNTAR_MASK

Instance Method Summary collapse

Methods included from CommandLineUtil

#gunzip, #gzip, #gzip_with_options, #mkdir_p, #tar_cf, #tar_czf, #untar_xf, #untar_zxf

Constructor Details

#initialize(export_job:, shared:) ⇒ ExportedRelationsMerger

Returns a new instance of ExportedRelationsMerger.



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# File 'lib/gitlab/import_export/project/exported_relations_merger.rb', line 9

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

Instance Method Details

#save ⇒ Object 



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# File 'lib/gitlab/import_export/project/exported_relations_merger.rb', line 14

def save
  Dir.mktmpdir do |dirpath|
    export_job.relation_exports.each do |relation_export|
      relation = relation_export.relation
      upload = relation_export.upload
      filename = upload.export_file.filename

      tar_gz_full_path = File.join(dirpath, filename)
      decompress_path = File.join(dirpath, relation)
      Gitlab::PathTraversal.check_path_traversal!(tar_gz_full_path)
      Gitlab::PathTraversal.check_path_traversal!(decompress_path)

      # Download tar.gz
      download_or_copy_upload(
        upload.export_file, tar_gz_full_path, size_limit: relation_export.upload.export_file.size
      )

      # Decompress tar.gz
      mkdir_p(decompress_path)
      untar_zxf(dir: decompress_path, archive: tar_gz_full_path)
      File.delete(tar_gz_full_path)

      # Merge decompressed files into export_path
      RecursiveMergeFolders.merge(decompress_path, shared.export_path)
      FileUtils.rm_r(decompress_path)
    rescue StandardError => e
      shared.error(e)
      false
    end
  end

  shared.errors.empty?
end