Class: Rcloner::Backuper

Inherits:
Object
  • Object
show all
Defined in:
lib/rcloner/backuper.rb

Defined Under Namespace

Classes: ConfigError

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Backuper

Returns a new instance of Backuper.



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# File 'lib/rcloner/backuper.rb', line 9

def initialize(config)
  @config = config

  @config['origin'] ||= ENV['RCLONER_ORIGIN'] || ENV['PWD']
  @config['destination'] ||= ENV['RCLONER_DESTINATION']

  # Provide absolute paths for files in include list
  if @config['include']
    @config['include'] = @config['include'].map { |path| full_local_path(path) }
  end

  # If no entry provided for exclude list and include list exists,
  # that probably means we should only backup these derectories,
  # and skip all the rest - so for that we should provide '**' operator:
  unless @config['exclude']
    @config['exclude'] = ['**']
  end

  # Create tmp/ folder inside root_path:
  Dir.chdir(@config['origin']) do
    FileUtils.mkdir_p(File.join @config['origin'], 'tmp')
  end

  validate_config!
end

Instance Method Details

#backup! ⇒ Object 



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# File 'lib/rcloner/backuper.rb', line 35

def backup!
  if before_command = @config.dig('on_backup', 'before')
    puts "Perform before command: #{before_command}"

    Dir.chdir(@config['origin']) do
      execute before_command
    end
  end

  # https://github.com/GilGalaad/duplicity-rclone does not creates
  # folders automatically on a remote destination (if there's no folder
  # command will fail). So first we will create backup folder using rclone:
  if @config['destination'].include?('rclone://')
    rclone_storage = @config['destination'].sub('rclone://', '')
    execute %W(rclone mkdir #{rclone_storage})
  end

  @command = %W(duplicity)
  @config['include'].each { |i| @command.push('--include', i) }
  @config['exclude'].each { |i| @command.push('--exclude', i) }

  @command.push(@config['origin'], @config['destination'])
  execute @command

  if after_command = @config.dig('on_backup', 'after')
    puts "Perform after command: #{after_command}"

    Dir.chdir(@config['origin']) do
      execute after_command
    end
  end
end

#restore!(to = nil, force = false) ⇒ Object 



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# File 'lib/rcloner/backuper.rb', line 68

def restore!(to = nil, force = false)
  @command = %W(duplicity)

  if to
    to = File.expand_path(to)
  else
    to = @config['origin']
  end

  @command.push('restore', @config['destination'], to)
  @command.push('--force') if force
  execute @command
end