core-admin/dom0/init.d/qubes_netvm
Joanna Rutkowska a17989470a Initial public commit.
(c) 2010 Invisible Things Lab

Authors:
=========
Joanna Rutkowska <joanna@invisiblethingslab.com>
Rafal Wojtczuk  <rafal@invisiblethingslab.com>
2010-04-05 20:58:57 +02:00

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#!/bin/sh
#
# chkconfig: 2345 99 00
# description: Starts/stops Qubes default netvm
#
### BEGIN INIT INFO
# Provides: qubes-networking
# Required-Start: qubes-core
# Default-Start: 3 4 5
# Default-Stop: 0 1 2 6
# Default-Enabled: yes
# Short-Description: Start/stop qubes networking
# Description: Starts and stops the qubes networking
### END INIT INFO
#
# Source function library.
. /etc/rc.d/init.d/functions
NETVM=$(qvm-get-default-netvm)
start()
{
if [ x$NETVM = x ] ; then
echo WARNING: Qubes NetVM not configured!
echo -n $"Doing nothing:"
elif [ $NETVM = "dom0" ] ; then
echo -n $"Setting up net backend in Dom0:"
/etc/init.d/NetworkManager start
brctl addbr br0 || exit 1
ifconfig br0 10.0.0.1 netmask 255.255.0.0 up || exit 1
echo "1" > /proc/sys/net/ipv4/ip_forward || exit 1
/usr/sbin/dnsmasq --listen-address 10.0.0.1 --bind-interfaces || exit 1
iptables -t nat -A POSTROUTING -s 10.0.0.0/16 '!' -d 10.0.0.0/16 -j MASQUERADE || exit 1
iptables -I INPUT 1 -i br0 -s 10.0.0.0/16 -j ACCEPT || exit 1
iptables -I FORWARD 1 -i br0 -s 10.0.0.0/16 -j ACCEPT || exit 1
iptables -I FORWARD 1 -o br0 -d 10.0.0.0/16 -m state --state ESTABLISHED,RELATED -j ACCEPT || exit 1
else
echo -n $"Starting default NetVM:"
/usr/lib/qubes/unbind_all_network_devices || exit 1
qvm-start -q --no-guid $NETVM || exit 1
fi
touch /var/lock/subsys/qubes_netvm
success
echo
return 0
}
stop()
{
if [ x$NETVM = x ] ; then
echo WARNING: Qubes NetVM not configured!
echo -n $"Doing nothing:"
elif [ $NETVM = "dom0" ] ; then
echo -n $"Stopping Qubes networking in Dom0:"
iptables -t nat -D POSTROUTING -s 10.0.0.0/16 '!' -d 10.0.0.0/16 -j MASQUERADE
iptables -D INPUT -i br0 -s 10.0.0.0/16 -j ACCEPT || exit 1
iptables -D FORWARD -i br0 -s 10.0.0.0/16 -j ACCEPT || exit 1
iptables -D FORWARD -o br0 -d 10.0.0.0/16 -m state --state ESTABLISHED,RELATED -j ACCEPT || exit 1
killall dnsmasq
ifconfig br0 down
brctl delbr br0
else
echo -n $"Stopping default NetVM:"
qvm-run -q --shutdown --wait $NETVM
fi
rm -f /var/lock/subsys/qubes_netvm
success
echo
return 0
}
case "$1" in
start)
start
;;
stop)
stop
;;
*)
echo $"Usage: $0 {start|stop}"
exit 3
;;
esac
exit $RETVAL