debian/zfsutils.zfs-share.init

   1 #!/bin/sh
   2
   3 ### BEGIN INIT INFO
   4 # Provides: shareiscsi sharenfs sharesmb zfs-share
   5 # Required-Start: $local_fs $network $remote_fs
   6 # Required-Stop: $local_fs $network $remote_fs
   7 # Default-Start: 2 3 4 5
   8 # Default-Stop: 0 1 6
   9 # Should-Start: iscsi iscsitarget istgt nfs-kernel-server samba
  10 # Should-Stop: iscsi iscsitarget istgt nfs-kernel-server samba
  11 # Short-Description: Network share ZFS datasets.
  12 # Description: Run the `zfs share -a` or `zfs unmount -a` commands
  13 #      for controlling iSCSI, NFS, or CIFS network shares.
  14 ### END INIT INFO
  15
  16 PATH=/sbin:/bin:/usr/sbin:/usr/bin
  17
  18 . /lib/lsb/init-functions
  19 # Do not source /lib/init/*.sh as they are not public APIs after getting rid
  20 # of /lib/init/rw. However, this line may help when doing back port to older
  21 # releases.
  22 #
  23 #. /lib/init/vars.sh
  24
  25 [ -f /etc/default/zfs ] && . /etc/default/zfs
  26
  27 do_start()
  28 {
  29         log_begin_msg "Sharing ZFS filesystems"
  30         log_progress_msg "filesystems"
  31         zfs share -a
  32         RET=$?
  33
  34         if [ $RET != 0 ] ; then
  35                 log_end_msg $RET
  36                 exit $RET
  37         fi
  38
  39         log_end_msg 0
  40 }
  41
  42 do_stop()
  43 {
  44         log_begin_msg "Unsharing ZFS filesystems"
  45         log_progress_msg "filesystems"
  46         zfs unshare -a
  47         RET=$?
  48
  49         # Ignore a non-zero `zfs` result so that a busy ZFS instance
  50         # does not hang the system during shutdown.
  51         if [ $RET != 0 ] ; then
  52                 log_end_msg $RET
  53         fi
  54
  55         log_end_msg 0
  56 }
  57
  58 case "$1" in
  59         (start)
  60                 case "$ZFS_SHARE" in
  61                         ([Oo][Ff][Ff]|[Nn][Oo]|'')
  62                                 exit 0
  63                                 ;;
  64                 esac
  65                 do_start
  66                 ;;
  67         (stop)
  68                 case "$ZFS_UNSHARE" in
  69                         ([Oo][Ff][Ff]|[Nn][Oo]|'')
  70                                 exit 0
  71                                 ;;
  72                 esac
  73                 do_stop
  74                 ;;
  75         (force-reload|reload|restart|status)
  76                 # no-op
  77                 ;;
  78
  79         (*)
  80                 [ -n "$1" ] && echo "Error: Unknown command $1."
  81                 echo "Usage: $0 {start|stop}"
  82                 exit 3
  83         ;;
  84 esac