From 6c1223e18923b55896f7ab30bec5374343ba04ef Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 21 Aug 2007 18:23:57 +0000
Subject: add sysupgrade script for config preserving system upgrades. only
 implemented for x86-2.6 at the moment, but can be ported to other platforms
 easily

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8456 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/files/etc/preinit | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'package/base-files/files/etc/preinit')

diff --git a/package/base-files/files/etc/preinit b/package/base-files/files/etc/preinit
index c11732f7a7..452209ff90 100755
--- a/package/base-files/files/etc/preinit
+++ b/package/base-files/files/etc/preinit
@@ -60,6 +60,14 @@ echo "$HOTPLUG" > /proc/sys/kernel/hotplug
 eval ${FAILSAFE:+failsafe}
 lock -w /tmp/.failsafe
 mount_root
+[ -f /sysupgrade.tgz ] && {
+	echo "- config restore -"
+	cd /
+	mv sysupgrade.tgz /tmp
+	tar xzf /tmp/sysupgrade.tgz
+	rm -f /tmp/sysupgrade.tgz
+	sync
+}
 
 echo "- init -"
 	
-- 
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