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

81 lines
2.9 KiB
Ruby

module VagrantPlugins
module GuestLinux
module Cap
class MountSMBSharedFolder
def self.mount_smb_shared_folder(machine, name, guestpath, options)
expanded_guest_path = machine.guest.capability(
:shell_expand_guest_path, guestpath)
mount_commands = []
mount_device = "//#{options[:smb_host]}/#{name}"
if options[:owner].is_a? Integer
mount_uid = options[:owner]
else
mount_uid = "`id -u #{options[:owner]}`"
end
if options[:group].is_a? Integer
mount_gid = options[:group]
mount_gid_old = options[:group]
else
mount_gid = "`getent group #{options[:group]} | cut -d: -f3`"
mount_gid_old = "`id -g #{options[:group]}`"
end
options[:mount_options] ||= []
options[:mount_options] << "sec=ntlm"
options[:mount_options] << "username=#{options[:smb_username]}"
options[:mount_options] << "pass='#{options[:smb_password]}'"
# First mount command uses getent to get the group
mount_options = "-o uid=#{mount_uid},gid=#{mount_gid}"
mount_options += ",#{options[:mount_options].join(",")}" if options[:mount_options]
mount_commands << "mount -t cifs #{mount_options} #{mount_device} #{expanded_guest_path}"
# Second mount command uses the old style `id -g`
mount_options = "-o uid=#{mount_uid},gid=#{mount_gid_old}"
mount_options += ",#{options[:mount_options].join(",")}" if options[:mount_options]
mount_commands << "mount -t cifs #{mount_options} #{mount_device} #{expanded_guest_path}"
# Create the guest path if it doesn't exist
machine.communicate.sudo("mkdir -p #{expanded_guest_path}")
# Attempt to mount the folder. We retry here a few times because
# it can fail early on.
attempts = 0
while true
success = true
mount_commands.each do |command|
no_such_device = false
status = machine.communicate.sudo(command, error_check: false) do |type, data|
no_such_device = true if type == :stderr && data =~ /No such device/i
end
success = status == 0 && !no_such_device
break if success
end
break if success
attempts += 1
if attempts > 10
raise Vagrant::Errors::LinuxMountFailed,
command: mount_commands.join("\n")
end
sleep 2
end
# Emit an upstart event if we can
if machine.communicate.test("test -x /sbin/initctl")
machine.communicate.sudo(
"/sbin/initctl emit --no-wait vagrant-mounted MOUNTPOINT=#{expanded_guest_path}")
end
end
end
end
end
end