DNS settings are not restored after client disconnect

What steps will reproduce the problem?
1. Establish connection.
2. Disconnect.

What is the expected output? What do you see instead?

What version of the product are you using? On what operating system?

Using VPN_Connections_v099.apk on SAMSUNG galaxy TAB with Android 2.2

Please provide any additional information below.

The problem is in vpnc-script. I fixed it with this diff:

############################################
--- vpnc-script 2010-06-12 13:08:30.000000000 +0300
+++ vpnc-script_v099.vilkata    2010-11-25 11:37:01.000000000 +0200
@@ -147,7 +147,7 @@
        echo $PREVIOUS_DNS2 > `dirname $0`/dns2.txt

        RESOLV_CONF_BACKUP=`dirname $0`/resolv.conf-backup
-       cp /etc/resolv.conf $RESOLV_CONF_BACKUP
+       cp /etc/resolv.conf $RESOLV_CONF_BACKUP 2>/dev/null

        N=1

@@ -160,13 +160,17 @@

 restore_resolvconf_android() {
        RESOLV_CONF_BACKUP=`dirname $0`/resolv.conf-backup
+       SCRIPT_DIR=`dirname $0`
        if [ -e "$RESOLV_CONF_BACKUP" ]; then
-               echo "restore script at work!"
+               echo "restoring /etc/resolv.conf"
                grep '^#@VPNC_GENERATED@' /etc/resolv.conf > /dev/null 2>&1 && cat "$RESOLV_CONF_BACKUP" > /etc/resolv.conf
                rm -f -- "$RESOLV_CONF_BACKUP"
-               SCRIPT_DIR=`dirname $0`
+       fi
+       if [ -e "$SCRIPT_DIR/dns1.txt" ]; then
+               echo "restoring DNS properties"
                setprop net.dns1 `cat $SCRIPT_DIR/dns1.txt`
                setprop net.dns2 `cat $SCRIPT_DIR/dns2.txt`
+               rm -f "$SCRIPT_DIR/dns1.txt" "$SCRIPT_DIR/dns2.txt"
        fi
 }
#############################################

There is no /etc/resolv.conf on this device.

Original issue reported on code.google.com by vge...@gmail.com on 25 Nov 2010 at 9:52

benjarobbi / get-a-robot-vpnc

DNS settings are not restored after client disconnect #139