3 # zfs This script will mount/umount the zfs filesystems.
5 # chkconfig: 2345 01 99
6 # description: This script will mount/umount the zfs filesystems during
7 # system boot/shutdown. Configuration of which filesystems
8 # should be mounted is handled by the zfs 'mountpoint' and
9 # 'canmount' properties. See the zfs(8) man page for details.
10 # It is also responsible for all userspace zfs services.
18 # Default-Start: 2 3 4 5
20 # Short-Description: Mount/umount the zfs filesystems
21 # Description: ZFS is an advanced filesystem designed to simplify managing
22 # and protecting your data. This service mounts the ZFS
23 # filesystems and starts all related zfs services.
26 export PATH=/usr/local/sbin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin
28 if [ -z "$init" ]; then
30 grep -Eqi 'zfs=off|zfs=no' /proc/cmdline && exit 3
33 # Source function library & LSB routines
34 . /etc/rc.d/init.d/functions
39 ZPOOL="@sbindir@/zpool"
40 ZPOOL_CACHE="@sysconfdir@/zfs/zpool.cache"
42 LOCKFILE=/var/lock/subsys/$servicename
46 modinfo zfs > /dev/null 2>&1 || return 5
47 $ZPOOL > /dev/null 2>&1
48 [ $? == 127 ] && return 5
50 [ $? == 127 ] && return 5
54 # i need a bash guru to simplify this, since this is copy and paste, but donno how
55 # to correctly dereference variable names in bash, or how to do this right
57 # first parameter is a regular expression that filters fstab
61 while read -r fs mntpnt fstype opts blah ; do
62 fs=`printf '%b\n' "$fs"`
65 done < <(egrep "$1" /etc/fstab)
70 # Disable lockfile check
71 # if [ -f "$LOCKFILE" ] ; then return 0 ; fi
73 # check if ZFS is installed. If not, comply to FC standards and bail
75 action $"Checking if ZFS is installed: not installed" /bin/false
79 # Requires selinux policy which has not been written.
80 if [ -r "/selinux/enforce" ] &&
81 [ "$(cat /selinux/enforce)" = "1" ]; then
82 action $"SELinux ZFS policy required: " /bin/false || return 6
85 # Delay until all required block devices are present.
86 if [ -x /sbin/udevadm ]; then
88 elif [ -x /sbin/udevsettle ]; then
92 # load kernel module infrastructure
93 if ! grep -q zfs /proc/modules ; then
94 action $"Loading kernel ZFS infrastructure: " modprobe zfs || return 5
98 action $"Mounting automounted ZFS filesystems: " $ZFS mount -a || return 152
100 action $"Exporting ZFS filesystems: " $ZFS share -a || return 153
102 # Read fstab, try to mount zvols ignoring error
103 read_fstab "^/dev/(zd|zvol)"
104 template=$"Mounting volume %s registered in fstab: "
105 for volume in "${FSTAB[@]}" ; do
106 string=`printf "$template" "$volume"`
107 action "$string" mount "$volume" 2>/dev/null || /bin/true
115 # Disable lockfile check
116 # if [ ! -f "$LOCKFILE" ] ; then return 0 ; fi
118 # check if ZFS is installed. If not, comply to FC standards and bail
120 action $"Checking if ZFS is installed: not installed" /bin/false
124 # the poweroff of the system takes care of this
125 # but it never unmounts the root filesystem itself
128 action $"Syncing ZFS filesystems: " sync
129 # about the only thing we can do, and then we
130 # hope that the umount process will succeed
131 # unfortunately the umount process does not dismount
132 # the root file system, there ought to be some way
133 # we can tell zfs to just flush anything in memory
134 # when a request to remount,ro comes in
136 #echo -n $"Unmounting ZFS filesystems: "
139 #if [ $RETVAL -ne 0 ]; then
149 # See how we are called
160 lsmod | grep -q zfs || RETVAL=3
161 $ZPOOL status && echo && $ZFS list || {
162 [ -f "$LOCKFILE" ] && RETVAL=2 || RETVAL=4
170 if [ -f "$LOCKFILE" ] ; then
176 echo $"Usage: $0 {start|stop|status|restart|condrestart}"