mirror_zfs/etc/init.d/zfs.lunar
Gunnar Beutner c8082367cf Removed erroneous backticks in the zfs.lunar init script.
The backticks would cause the output of the zfs commands
to be evaluated as input for the if construct rather than
their exit status.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
2011-07-05 11:25:48 -07:00

84 lines
2.1 KiB
Bash

#!/bin/bash
#
# zfs This shell script takes care of starting (mount) and
# stopping (umount) zfs shares.
#
# chkconfig: 35 60 40
# description: ZFS is a filesystem developed by Sun, ZFS is a
# combined file system and logical volume manager
# designed by Sun Microsystems. Made available to Linux
# using SPL (Solaris Porting Layer) by zfsonlinux.org.
# probe: true
case $1 in
start) echo "$1ing ZFS filesystems"
# Delay until all required block devices are present.
udevadm settle
if ! grep "zfs" /proc/modules > /dev/null; then
echo "ZFS kernel module not loaded yet; loading...";
if ! modprobe zfs; then
echo "Failed to load ZFS kernel module...";
exit 0;
fi
fi
if ! [ `uname -m` == "x86_64" ]; then
echo "Warning: You're not running 64bit. Currently native zfs in";
echo " linux is only supported and tested on 64bit.";
# should we break here? People doing this should know what they
# do, thus i'm not breaking here.
fi
# mount the filesystems
while IFS= read -r -d $'\n' dev; do
mdev=$(echo "$dev" | awk '{ print $1; }')
echo -n "mounting $mdev..."
if zfs mount $mdev; then
echo -e "done";
else
echo -e "failed";
fi
done < <(zfs list -H);
;;
stop) echo "$1ping ZFS filesystems"
if grep "zfs" /proc/modules > /dev/null; then
# module is loaded, so we can try to umount filesystems
while IFS= read -r -d $'\n' dev; do
mdev=$(echo "$dev" | awk '{ print $1 }');
echo -n "umounting $mdev...";
if zfs umount $mdev; then
echo -e "done";
else
echo -e "failed";
fi
# the next line is, because i have to reverse the
# output, otherwise it wouldn't work as it should
done < <(zfs list -H | tac);
# and finally let's rmmod the module
rmmod zfs
else
# module not loaded, no need to umount anything
exit 0
fi
;;
restart) echo "$1ing ZFS filesystems"
$0 stop
$0 start
;;
*) echo "Usage: $0 {start|stop|restart}"
;;
esac