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#!/sbin/runscript
# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-fs/zfs/files/zfs,v 0.9 2011/04/30 10:13:43 devsk Exp $
depend()
{
before net
after udev
keyword -lxc -openvz -prefix -vserver
}
CACHEFILE=/etc/zfs/zpool.cache
ZPOOL=/usr/sbin/zpool
ZFS=/usr/sbin/zfs
ZFS_MODULE=zfs
checksystem() {
if [ -c /dev/zfs ]; then
einfo "ZFS modules already loaded"
return 0
else
einfo "Checking if ZFS modules present"
if [ "x$(modprobe -l $ZFS_MODULE | grep $ZFS_MODULE)" == "x" ]; then
eerror "$ZFS_MODULE not found. Is the ZFS package installed?"
return 1
fi
fi
einfo "Checking if zfs userspace tools present"
if [ ! -x $ZPOOL ]; then
eerror "$ZPOOL binary not found."
return 1
fi
if [ ! -x $ZFS ]; then
eerror "$ZFS binary not found."
return 1
fi
return 0
}
start() {
ebegin "Starting ZFS"
checksystem || return 1
if [ ! -c /dev/zfs ]; then
modprobe $ZFS_MODULE
rv=$?
if [ $rv -ne 0 ]; then
eerror "Failed to load the $ZFS_MODULE module, check 'dmesg|tail'."
eend $rv
return $rv
fi
fi
# Import all pools described by the cache file, and then mount
# all filesystem based on their properties.
if [ -f $CACHEFILE ]; then
einfo "Importing ZFS pools"
# as per fedora script, import can fail if all pools are already imported
# The check for $rv makes no sense...but someday, it will work right.
$ZPOOL import -c $CACHEFILE -aN 2>/dev/null || true
rv=$?
if [ $rv -ne 0 ]; then
eerror "Failed to import not-yet imported pools."
eend $rv
return $rv
fi
fi
einfo "Mounting ZFS filesystems"
$ZFS mount -a
rv=$?
if [ $rv -ne 0 ]; then
eerror "Failed to mount ZFS filesystems."
eend $rv
return $rv
fi
eend 0
return 0
}
stop()
{
ebegin "Unmounting ZFS filesystems"
$ZFS umount -a
rv=$?
if [ $rv -ne 0 ]; then
eerror "Failed to umount ZFS filesystems."
fi
eend $rv
}
status()
{
# show pool status and list
$ZPOOL status && echo && $ZPOOL list
}
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