openrc-misc: add new package to [pcr]

1 files changed, 124 insertions, 0 deletions

diff --git a/pcr/openrc-misc/zfs.initd b/pcr/openrc-misc/zfs.initd
new file mode 100644
index 000000000..a022ee9a5
--- /dev/null
+++ b/pcr/openrc-misc/zfs.initd
@@ -0,0 +1,124 @@
+#!/usr/bin/openrc-run
+# Copyright 1999-2011 Gentoo Foundation
+# Released under the 2-clause BSD license.
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/zfs/files/zfs,v 0.9 2011/04/30 10:13:43 devsk Exp $
+
+if [ -z "$init" ]; then
+    # Not interactive
+    grep -qE '(^|[^\\](\\\\)* )zfs=(off|no)( |$)' /proc/cmdline && exit 3
+fi
+
+depend()
+{
+	# Try to allow people to mix and match fstab with ZFS in a way that makes sense.
+	if [ "$(mountinfo -s /)" = 'zfs' ]
+	then
+		before localmount
+	else
+		after localmount
+	fi
+
+	# bootmisc will log to /var which may be a different zfs than root.
+	before bootmisc logger
+	use mtab
+	keyword -lxc -openvz -prefix -vserver
+}
+
+ZFS="/usr/bin/zfs"
+ZPOOL="/usr/bin/zpool"
+ZPOOL_CACHE="/etc/zfs/zpool.cache"
+ZFS_MODULE=zfs
+
+checksystem() {
+	if [ ! -c /dev/zfs ]; then
+		einfo "Checking if ZFS modules present"
+		if ! modinfo zfs > /dev/null 2>&1 ; then
+			eerror "$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
+
+	# Delay until all required block devices are present.
+	udevadm settle
+
+	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 $ZPOOL_CACHE ]; 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 $ZPOOL_CACHE -aN 2>/dev/null || true
+		rv=$?
+		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
+
+	einfo "Exporting ZFS filesystems"
+	$ZFS share -a
+	rv=$?
+	if [ $rv -ne 0 ]; then
+		eerror "Failed to export 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
+		einfo "Some ZFS filesystems not unmounted"
+	fi
+
+	# Don't fail if we couldn't umount everything.  /usr might be in use.
+	eend 0
+	return 0
+}
+
+status()
+{
+	# show pool status and list
+	$ZPOOL status && echo && $ZPOOL list
+}