From 1d11c86dd986e0af7bd16cad807ee7bc422bfd26 Mon Sep 17 00:00:00 2001
From: Frank Brehm <frank@brehm-online.com>
Date: Wed, 11 Oct 2017 00:50:11 +0200
Subject: [PATCH] saving uncommitted changes in /etc prior to emerge run

---
 conf.d/vde | 15 ++++++++++-----
 init.d/vde | 48 +++++++++++++++++++++++++++++++++---------------
 2 files changed, 43 insertions(+), 20 deletions(-)

diff --git a/conf.d/vde b/conf.d/vde
index d8794537..856bde8e 100644
--- a/conf.d/vde
+++ b/conf.d/vde
@@ -1,10 +1,15 @@
 # load the tun module
 VDE_MODPROBE_TUN="yes"
+
 # virtual tap networking device to be used for vde
 VDE_TAP="tap0"
-# mode and group for the socket
-VDE_SOCK_CHMOD="770"
-VDE_SOCK_CHOWN=":qemu"
 
-# This is the actual options string passed to VDE.  Change this at your own risk.
-VDE_OPTS="-tap ${VDE_TAP} -daemon"
+# The group that will have access to the VDE control socket.
+VDE_GROUP="qemu"
+
+# VDE socket location (default: /run/${RC_SVCNAME}.ctl)
+VDE_SOCKET=""
+
+# Additional options passed to the vde_switch daemon.
+#VDE_OPTS=""
+VDE_OPTS=""
\ No newline at end of file
diff --git a/init.d/vde b/init.d/vde
index 9a1500ee..0934c51f 100755
--- a/init.d/vde
+++ b/init.d/vde
@@ -1,26 +1,44 @@
-#!/sbin/runscript
-# Copyright 1999-2013 Gentoo Foundation
+#!/sbin/openrc-run
+# Copyright 1999-2017 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Id$
+
+command="/usr/bin/vde_switch"
+pidfile="/run/${RC_SVCNAME}.pid"
 
 depend() {
 	after net.${VDE_TAP}
 }
 
+start_pre() {
+	[ "${VDE_MODPROBE_TUN}" = "yes" ] || return 0
+	modprobe tun
+}
 
+# We have to use start() because the shortform uses --pidfile for s-s-d --start
+# which causes s-s-d to check the pid file before it exists
 start() {
-	ebegin "Starting vde"
-	[ "${VDE_MODPROBE_TUN}" = "yes" ] && modprobe tun
-	start-stop-daemon --start --quiet \
-		--exec /usr/bin/vde_switch -- ${VDE_OPTS}
-	eend $? "Failed to start vde"
-	chmod -R ${VDE_SOCK_CHMOD} /var/run/vde.ctl
-	chown -R ${VDE_SOCK_CHOWN} /var/run/vde.ctl
+	VDE_SOCKET="${VDE_SOCKET:-/run/${RC_SVCNAME}.ctl}"
+
+	ebegin "Starting ${SVC_NAME}"
+
+	start-stop-daemon --start --exec ${command} -- \
+		--pidfile=${pidfile} \
+		--tap=${VDE_TAP} \
+		--group=${VDE_GROUP} \
+		--mode=660 \
+		--dirmode=770 \
+		--sock=${VDE_SOCKET} \
+		--daemon \
+	${VDE_OPTS}
+	ewaitfile 10 "${VDE_SOCKET}"
+
+	eend $? "Failed to start ${RC_SVCNAME}"
 }
 
-stop() {
-	ebegin "Stopping vde"
-	start-stop-daemon --stop --quiet --exec /usr/bin/vde_switch
-	[ "${VDE_MODPROBE_TUN}" = "yes" ] && modprobe -r tun
-	eend $? "Failed to stop vde"
+stop_post() {
+	[ "${VDE_MODPROBE_TUN}" = "yes" ] && modprobe --quiet --remove tun
+
+	# Don't fail to stop the service if the "tun" module in use
+	# and the above "modprobe -r" command fails.
+	return 0
 }
-- 
2.39.5