/lib/backup/files.rb
https://gitlab.com/vicvega/gitlab-ce · Ruby · 40 lines · 32 code · 7 blank · 1 comment · 1 complexity · 346a5e9c689ec6068abc5281545ee068 MD5 · raw file
- require 'open3'
- module Backup
- class Files
- attr_reader :name, :app_files_dir, :backup_tarball, :files_parent_dir
- def initialize(name, app_files_dir)
- @name = name
- @app_files_dir = File.realpath(app_files_dir)
- @files_parent_dir = File.realpath(File.join(@app_files_dir, '..'))
- @backup_tarball = File.join(Gitlab.config.backup.path, name + '.tar.gz')
- end
- # Copy files from public/files to backup/files
- def dump
- FileUtils.mkdir_p(Gitlab.config.backup.path)
- FileUtils.rm_f(backup_tarball)
- run_pipeline!([%W(tar -C #{app_files_dir} -cf - .), %W(gzip -c -1)], out: [backup_tarball, 'w', 0600])
- end
- def restore
- backup_existing_files_dir
- create_files_dir
- run_pipeline!([%W(gzip -cd), %W(tar -C #{app_files_dir} -xf -)], in: backup_tarball)
- end
- def backup_existing_files_dir
- timestamped_files_path = File.join(files_parent_dir, "#{name}.#{Time.now.to_i}")
- if File.exist?(app_files_dir)
- FileUtils.mv(app_files_dir, File.expand_path(timestamped_files_path))
- end
- end
- def run_pipeline!(cmd_list, options={})
- status_list = Open3.pipeline(*cmd_list, options)
- abort 'Backup failed' unless status_list.compact.all?(&:success?)
- end
- end
- end