vagrant/plugins/guests/linux/cap/shell_expand_guest_path.rb

32 lines
882 B
Ruby

module VagrantPlugins
module GuestLinux
module Cap
class ShellExpandGuestPath
def self.shell_expand_guest_path(machine, path)
real_path = nil
machine.communicate.execute("echo; printf \"#{path}\"") do |type, data|
if type == :stdout
real_path ||= ""
real_path += data
end
end
if real_path
# The last line is the path we care about
real_path = real_path.split("\n").last.chomp
end
if !real_path
# If no real guest path was detected, this is really strange
# and we raise an exception because this is a bug.
raise ShellExpandFailed
end
# Chomp the string so that any trailing newlines are killed
return real_path.chomp
end
end
end
end
end