Module: Bandshell::LiveImage

Defined in:
lib/bandshell/live_image.rb

Class Method Summary collapse

Class Method Details

.mountpoint ⇒ Object 



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# File 'lib/bandshell/live_image.rb', line 7

def self.mountpoint
  if File.exist? '/etc/concerto/medium_path'
    IO.read('/etc/concerto/medium_path').chomp
  else
    # sane default for Debian Live-based systems
    # (as of 2013-04-24)
    '/lib/live/mount/medium'
  end
end

.readonly? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bandshell/live_image.rb', line 17

def self.readonly?
  # on a readonly file system this will fail
  if not File.exist? self.mountpoint
    true
  else
    begin
      f = Tempfile.new('test', self.mountpoint)
      f.close!
      false
    rescue 
      # if the tempfile creation bombs we assume readonly
      true
    end
  end
end