initial commit

init.d/mount-ro.in

@@ -0,0 +1,59 @@
+#!@SBINDIR@/openrc-run
+# Copyright (c) 2007-2015 The OpenRC Authors.
+# See the Authors file at the top-level directory of this distribution and
+# https://github.com/OpenRC/openrc/blob/master/AUTHORS
+#
+# This file is part of OpenRC. It is subject to the license terms in
+# the LICENSE file found in the top-level directory of this
+# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
+# This file may not be copied, modified, propagated, or distributed
+# except according to the terms contained in the LICENSE file.
+
+description="Re-mount filesytems read-only for a clean reboot."
+
+depend()
+{
+	after killprocs savecache
+	keyword -docker -lxc -openvz -prefix -chroot+unshare -vserver
+}
+
+start()
+{
+	local ret=0
+
+	# Flush all pending disk writes now
+	sync
+
+	ebegin "Remounting remaining filesystems read-only"
+	# We need the do_unmount function
+	. "$RC_LIBEXECDIR"/sh/rc-mount.sh
+	eindent
+
+	# Bug 381783
+	local rc_svcdir=$(echo $RC_SVCDIR | sed 's:/lib\(32\|64\)\?/:/lib(32|64)?/:g')
+
+	local m="/dev|/dev/.*|/proc|/proc.*|/sys|/sys/.*|/run|${rc_svcdir}" x= fs=
+	m="$m|/bin|/sbin|/lib(32|64)?|/libexec"
+	if [ -e "$rc_svcdir"/usr_premounted ]; then
+		m="$m|/usr"
+	fi
+	# RC_NO_UMOUNTS is an env var that can be set by plugins
+	local IFS="$IFS:"
+	for x in $no_umounts $RC_NO_UMOUNTS; do
+		m="$m|$x"
+	done
+	m="^($m)$"
+	fs=
+	for x in $net_fs_list $extra_net_fs_list; do
+		fs="$fs${fs:+|}$x"
+	done
+	[ -n "$fs" ] && fs="^($fs)$"
+	do_unmount "umount -r" \
+		--skip-point-regex "$m" \
+		"${fs:+--skip-fstype-regex}" $fs --nonetdev
+	ret=$?
+
+	eoutdent
+
+	eend $ret
+}