#!/bin/sh
# Copyright (c) 2009..2010 - OpenSLX GmbH
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
# ifup
# - Script used for network setup of qemukvm in stage4
# -----------------------------------------------------------------------------
. /etc/opt/openslx/openslx.conf
PLUGINCONFDIR=${OPENSLX_DEFAULT_CONFDIR}/plugins/qemukvm
# get VM_ID through tap name
VM_ID=$(echo $1 | grep -oE "0[0-4]$")
QKTMPDIR=/tmp/qemukvm/${USER}/${VM_ID}
# Use the udhcpcd as DHCP server and brctl as provided by default in OpenSLX
# environments via uclibc-wrapper.
. ${PLUGINCONFDIR}/network.conf
# Just decide by the virtual network device used which kind of connection
# should be set up (passed in $1): tap0 = bridge, tap1 = nat, tap2 = hostonly.
case "$1" in
tapbridge0*)
# Adding the tap0 interface to the existing bridge configured in stage3
#sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t $1 >/dev/null 2>&1
sudo ip link set dev $1 up
#sudo /opt/openslx/uclib-rootfs/usr/sbin/brctl addif br0 $1
echo "1" >/proc/sys/net/ipv4/conf/br0/forwarding
echo "1" >/proc/sys/net/ipv4/conf/$1/forwarding
;;
tapnat0*)
# Configuring DHCP on host tap1 interface and enable IP masquerading
#sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t $1 >/dev/null 2>&1
sudo ip addr add ${nataddress} dev $1
# not necessary since already done by run-virt.include
#[ -d ${QKTMPDIR} ] || mkdir -p ${QKTMPDIR}
# cut the last .NNN/MM from nataddress ${natnetwork%.*}
# TODO: we use here atatic address, maybe change later
sed -e "s,NWIF,$1,;s,CNETWORK,192.168.1${VM_ID}.254," \
-e "s,PIDFILE,${QKTMPDIR}/udhcpd.pid," \
-e "s,LEASEFILE,${QKTMPDIR}/udhcpd.leases," \
${OPENSLX_DEFAULT_CONFDIR}/udhcpd.conf \
>${QKTMPDIR}/udhcpd.conf
touch ${QKTMPDIR}/udhcpd.leases
# ip link set $1 up
# ip addr add 192.168.101.254/24 dev $1
sudo /opt/openslx/uclib-rootfs/usr/sbin/udhcpd \
-S ${QKTMPDIR}/udhcpd.conf
# iptables -t nat -A POSTROUTING -o br0 -j MASQUERADE
;;
taphost0*)
# Configuring DHCP on host tap2 interface
#sudo /opt/openslx/uclib-rootfs/sbin/tunctl -t $1 >/dev/null 2>&1
sudo ip addr add ${hoaddress} dev $1
#[ -d ${QKTMPDIR} ] || mkdir -p ${QKTMPDIR}
sed "s,NWIF,$1,;s,USER,${USER},;s,CNETWORK,192.168.1${VM_ID}.254," \
${OPENSLX_DEFAULT_CONFDIR}/udhcpd.conf >${QKTMPDIR}/udhcpd.conf
touch ${QKTMPDIR}/udhcpd.leases
# ip link set $1 up
# ip addr add 192.168.102.254/24 dev $1
sudo /opt/openslx/uclib-rootfs/usr/sbin/udhcpd \
-S ${QKTMPDIR}/udhcpd.conf
;;
esac
# Produce a clean exit status
exit 0