etc/rc.d/zfs

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # PROVIDE: zfs
   7 # REQUIRE: mountcritlocal
   8 # BEFORE:  mountcritremote
   9
  10 . /etc/rc.subr
  11
  12 name="zfs"
  13 rcvar="zfs_enable"
  14 start_cmd="zfs_start"
  15 stop_cmd="zfs_stop"
  16 required_modules="zfs"
  17
  18 zfs_start_jail()
  19 {
  20         if [ `$SYSCTL_N security.jail.mount_allowed` -eq 1 ]; then
  21                 zfs mount -a
  22         fi
  23 }
  24
  25 zfs_start_main()
  26 {
  27         zfs volinit
  28         zfs mount -a
  29         zfs share -a
  30         if [ ! -r /etc/zfs/exports ]; then
  31                 touch /etc/zfs/exports
  32         fi
  33         # Enable swap on ZVOLs with property org.freebsd:swap=on.
  34         zfs list -H -o org.freebsd:swap,name -t volume | \
  35         while read state name; do
  36                 case "${state}" in
  37                 [oO][nN])
  38                         swapon /dev/zvol/${name}
  39                         ;;
  40                 esac
  41         done
  42 }
  43
  44 zfs_start()
  45 {
  46         if [ `$SYSCTL_N security.jail.jailed` -eq 1 ]; then
  47                 zfs_start_jail
  48         else
  49                 zfs_start_main
  50         fi
  51 }
  52
  53 zfs_stop_jail()
  54 {
  55         if [ `$SYSCTL_N security.jail.mount_allowed` -eq 1 ]; then
  56                 zfs unmount -a
  57         fi
  58 }
  59
  60 zfs_stop_main()
  61 {
  62         # Disable swap on ZVOLs with property org.freebsd:swap=on.
  63         zfs list -H -o org.freebsd:swap,name -t volume | \
  64         while read state name; do
  65                 case "${state}" in
  66                 [oO][nN])
  67                         swapoff /dev/zvol/${name}
  68                         ;;
  69                 esac
  70         done
  71         zfs unshare -a
  72         zfs unmount -a
  73         zfs volfini
  74 }
  75
  76 zfs_stop()
  77 {
  78         if [ `$SYSCTL_N security.jail.jailed` -eq 1 ]; then
  79                 zfs_stop_jail
  80         else
  81                 zfs_stop_main
  82         fi
  83 }
  84
  85 load_rc_config $name
  86 run_rc_command "$1"