1#!@DEFAULT_INIT_SHELL@ 2# shellcheck disable=SC2154 3# 4# zfs-mount This script will mount/umount the zfs filesystems. 5# 6# chkconfig: 2345 06 99 7# description: This script will mount/umount the zfs filesystems during 8# system boot/shutdown. Configuration of which filesystems 9# should be mounted is handled by the zfs 'mountpoint' and 10# 'canmount' properties. See the zfs(8) man page for details. 11# It is also responsible for all userspace zfs services. 12# probe: true 13# 14### BEGIN INIT INFO 15# Provides: zfs-mount 16# Required-Start: zfs-import 17# Required-Stop: $local_fs zfs-import 18# Default-Start: S 19# Default-Stop: 0 1 6 20# X-Start-Before: mountall 21# X-Stop-After: zfs-zed 22# Short-Description: Mount ZFS filesystems and volumes 23# Description: Run the `zfs mount -a` or `zfs umount -a` commands. 24### END INIT INFO 25# 26# Released under the 2-clause BSD license. 27# 28# This script is based on debian/zfsutils.zfs.init from the 29# Debian GNU/kFreeBSD zfsutils 8.1-3 package, written by Aurelien Jarno. 30 31# Source the common init script 32. @sysconfdir@/zfs/zfs-functions 33 34# ---------------------------------------------------- 35 36chkroot() { 37 while read -r _ mp _; do 38 if [ "$mp" = "/" ]; then 39 return 0 40 fi 41 done < /proc/self/mounts 42 43 return 1 44} 45 46do_depend() 47{ 48 # Try to allow people to mix and match fstab with ZFS in a way that makes sense. 49 if [ "$(mountinfo -s /)" = 'zfs' ] 50 then 51 before localmount 52 else 53 after localmount 54 fi 55 56 # bootmisc will log to /var which may be a different zfs than root. 57 before bootmisc logger 58 59 after zfs-import sysfs 60 use mtab 61 keyword -lxc -openvz -prefix -vserver 62} 63 64# Mount all datasets/filesystems 65do_mount() 66{ 67 local verbose overlay 68 69 check_boolean "$VERBOSE_MOUNT" && verbose=v 70 check_boolean "$DO_OVERLAY_MOUNTS" && overlay=O 71 72 zfs_action "Mounting ZFS filesystem(s)" \ 73 "$ZFS" mount "-a$verbose$overlay" "$MOUNT_EXTRA_OPTIONS" 74 75 return 0 76} 77 78# Unmount all filesystems 79do_unmount() 80{ 81 # This shouldn't really be necessary, as long as one can get 82 # zfs-import to run sufficiently late in the shutdown/reboot process 83 # - after unmounting local filesystems. This is just here in case/if 84 # this isn't possible. 85 zfs_action "Unmounting ZFS filesystems" "$ZFS" unmount -a 86 87 return 0 88} 89 90do_start() 91{ 92 check_boolean "$ZFS_MOUNT" || exit 0 93 94 check_module_loaded "zfs" || exit 0 95 96 # Ensure / exists in /proc/self/mounts. 97 # This should be handled by rc.sysinit but lets be paranoid. 98 if ! chkroot 99 then 100 mount -f / 101 fi 102 103 do_mount 104} 105 106do_stop() 107{ 108 check_boolean "$ZFS_UNMOUNT" || exit 0 109 110 check_module_loaded "zfs" || exit 0 111 112 do_unmount 113} 114 115# ---------------------------------------------------- 116 117if [ ! -e /sbin/openrc-run ] 118then 119 case "$1" in 120 start) 121 do_start 122 ;; 123 stop) 124 do_stop 125 ;; 126 force-reload|condrestart|reload|restart|status) 127 # no-op 128 ;; 129 *) 130 [ -n "$1" ] && echo "Error: Unknown command $1." 131 echo "Usage: $0 {start|stop}" 132 exit 3 133 ;; 134 esac 135 136 exit $? 137else 138 # Create wrapper functions since Gentoo don't use the case part. 139 depend() { do_depend; } 140 start() { do_start; } 141 stop() { do_stop; } 142fi 143