vagrant/plugins/guests/linux/guest.rb

72 lines
2.2 KiB
Ruby

require 'log4r'
require "vagrant"
require "vagrant/util/retryable"
module VagrantPlugins
module GuestLinux
class Guest < Vagrant.plugin("2", :guest)
include Vagrant::Util::Retryable
def detect?(machine)
# TODO: Linux detection
false
end
def halt
begin
@vm.communicate.sudo("shutdown -h now")
rescue IOError
# Do nothing, because it probably means the machine shut down
# and SSH connection was lost.
end
end
def mount_nfs(ip, folders)
# TODO: Maybe check for nfs support on the guest, since its often
# not installed by default
folders.each do |name, opts|
# Expand the guestpath, so we can handle things like "~/vagrant"
real_guestpath = expanded_guest_path(opts[:guestpath])
# Do the actual creating and mounting
@vm.communicate.sudo("mkdir -p #{real_guestpath}")
retryable(:on => LinuxError, :tries => 5, :sleep => 2) do
@vm.communicate.sudo("mount -o vers=#{opts[:nfs_version]} #{ip}:'#{opts[:hostpath]}' #{real_guestpath}",
:error_class => LinuxError,
:error_key => :mount_nfs_fail)
end
end
end
protected
# Determine the real guest path. Since we use a `sudo` shell everywhere
# else, things like '~' don't expand properly in shared folders. We have
# to `echo` here to get that path.
#
# @param [String] guestpath The unexpanded guest path.
# @return [String] The expanded guestpath
def expanded_guest_path(guestpath)
real_guestpath = nil
@vm.communicate.execute("printf #{guestpath}") do |type, data|
if type == :stdout
real_guestpath ||= ""
real_guestpath += data
end
end
if !real_guestpath
# Really strange error case if this happens. Let's throw an error,
# tell the user to check the echo output.
raise LinuxError, :_key => :guestpath_expand_fail
end
# Chomp the string so that any trailing newlines are killed
return real_guestpath.chomp
end
end
end
end