1 files changed, 126 insertions, 0 deletions
diff --git a/system/zfs-on-linux/rc.zfs b/system/zfs-on-linux/rc.zfs
new file mode 100644
index 0000000000000..a42922b1244ed
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+++ b/system/zfs-on-linux/rc.zfs
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+#!/bin/bash
+#
+# zfs           This script will mount/umount the zfs filesystems.
+#
+# chkconfig:    2345 01 99
+# description:  This script will mount/umount the zfs filesystems during
+#               system boot/shutdown.  Configuration of which filesystems
+#               should be mounted is handled by the zfs 'mountpoint' and
+#               'canmount' properties.  See the zfs(8) man page for details.
+#               It is also responsible for all userspace zfs services.
+#
+### BEGIN INIT INFO
+# Provides: zfs
+# Required-Start: $local_fs
+# Required-Stop: $local_fs
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Should-Stop:
+# Short-Description: Mount/umount the zfs filesystems
+# Description: ZFS is an advanced filesystem designed to simplify managing
+#              and protecting your data.  This service mounts the ZFS
+#              filesystems and starts all related zfs services.
+### END INIT INFO
+
+# Source function library.
+. /etc/rc.d/init.d/functions
+
+LOCKFILE=/var/lock/zfs/zfs
+ZFS="/sbin/zfs"
+ZPOOL="/sbin/zpool"
+ZPOOL_CACHE="/etc/zfs/zpool.cache"
+
+# Source zfs configuration.
+[ -r '/etc/default/zfs' ] &&  . /etc/default/zfs
+
+[ -x "$ZPOOL" ] || exit 1
+[ -x "$ZFS" ] || exit 2
+
+start()
+{
+	[ -f "$LOCKFILE" ] && return 3
+
+	# Requires selinux policy which has not been written.
+	if [ -r "/selinux/enforce" ] &&
+	   [ "$(cat /selinux/enforce)" = "1" ]; then
+
+		echo "SELinux ZFS policy required"
+		return 4
+	fi
+
+	# Delay until all required block devices are present.
+	udevadm settle
+
+	# Load the zfs module stack
+	/sbin/modprobe zfs
+
+	# Ensure / exists in /etc/mtab, if not update mtab accordingly.
+	# This should be handled by rc.sysinit but lets be paranoid.
+	awk '$2 == "/" { exit 1 }' /etc/mtab
+	RETVAL=$?
+	if [ "$RETVAL" -eq 0 ]; then
+		/bin/mount -f /
+	fi
+
+	# Import all pools described by the cache file, and then mount
+	# all filesystem based on their properties.
+	if [ -f "$ZPOOL_CACHE" ] ; then
+		echo "Importing ZFS pools"
+		"$ZPOOL" import -fc "$ZPOOL_CACHE" -aN 2>/dev/null
+
+		echo "Mounting ZFS filesystems"
+		"$ZFS" mount -a
+
+		echo "Exporting ZFS filesystems"
+		"$ZFS" share -a
+	fi
+
+	touch "$LOCKFILE"
+}
+
+stop()
+{
+	[ ! -f "$LOCKFILE" ] && return 3
+
+	echo "Unmounting ZFS filesystems"
+	"$ZFS" umount -a
+
+	rm -f "$LOCKFILE"
+}
+
+status()
+{
+	[ ! -f "$LOCKFILE" ] && return 3
+
+	"$ZPOOL" status && echo "" && "$ZPOOL" list
+}
+
+case "$1" in
+	start)
+		start
+		RETVAL=$?
+		;;
+	stop)
+		stop
+		RETVAL=$?
+		;;
+	status)
+		status
+		RETVAL=$?
+		;;
+	restart)
+		stop
+		start
+		;;
+	condrestart)
+		if [ -f "$LOCKFILE" ]; then
+			stop
+			start
+		fi
+		;;
+	*)
+		echo $"Usage: $0 {start|stop|status|restart|condrestart}"
+		;;
+esac
+
+exit $RETVAL