module Bandshell::LiveImage

Public Class Methods

mountpoint() click to toggle source
# 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?() click to toggle source
# 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