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#!/bin/bash |
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|
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# Sample if-up |
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|
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# Some environment variables will be set: |
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# |
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# CONFBASE=/etc/vpe # the configuration directory prefix |
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# IFNAME=vpn0 # the network interface (ifname) |
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# MAC=fe:fd:80:00:00:01 # the mac-address to use for the interface |
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# NODENAME=cerebro # the selected nodename (-n switch) |
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# NODEID=1 # the numerical node id |
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# MTU=1436 # the tunnel packet overhead (set mtu to 1500-$OVERHEAD) |
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|
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# with the --fw switch, outputs mac/net pairs for your firewall use: |
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# if-up --fw | while read mac net; do |
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# iptables -t filter -A INPUT -i vpn0 -p all -m mac --mac-source \! $mac -s $net -j DROP |
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# done |
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|
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ipn() { |
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local id="$1"; shift |
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local mac=fe:fd:80:00:00:$(printf "%02x" $id) |
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if [ -n "$FW" ]; then |
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for net in "$@"; do |
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echo "$mac $net" |
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done |
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else |
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local ip="$1"; shift |
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if [ "$id" == $NODEID ]; then |
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[ -n "$ADDR_ONLY" ] && ip addr add $ip broadcast 10.255.255.255 dev $IFNAME |
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elif [ -z "$ADDR_ONLY" ]; then |
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ip neighbour add $ip lladdr $mac nud permanent dev $IFNAME |
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for route in "$@"; do |
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ip route add $route via $ip dev vpn0 |
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done |
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fi |
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fi |
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} |
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|
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ipns() { |
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ipn 1 10.0.0.20 |
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ipn 2 10.0.0.5 10.0.0.0/28 129.13.162.92 129.13.162.93 213.69.218.222 |
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ipn 3 10.0.0.17 |
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ipn 4 10.0.0.18 |
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ipn 5 10.0.0.19 |
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ipn 6 10.0.0.21 10.0.2.0/26 129.13.162.17 |
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ipn 7 10.0.0.22 10.1.2.0/24 |
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ipn 8 10.0.0.23 |
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ipn 9 10.0.0.24 10.13.0.0/16 |
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ipn 10 10.0.0.25 |
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ipn 11 10.0.0.26 |
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ipn 12 10.0.0.27 10.0.2.64/26 |
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ipn 13 10.0.0.28 |
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ipn 14 10.0.0.29 10.1.1.0/24 |
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} |
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|
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if [ "$1" == "--fw" ]; then |
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FW=1 |
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|
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ipns |
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else |
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exec >/var/log/vpe.if-up 2>&1 |
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set -x |
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|
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[ $NODENAME = "ruth" ] && ip link set $IFNAME down # hack |
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|
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ip link set $IFNAME address $MAC mtu $MTU up |
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ADDR_ONLY=1 ipns # set addr only |
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|
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ip route add 10.0.0.0/8 dev $IFNAME |
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ip route add 10.0.0.0/27 dev $IFNAME |
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|
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ipns # set routes |
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|
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echo 0 >/proc/sys/net/ipv4/conf/vpn0/proxy_arp |
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|
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if [ $NODENAME = doom ]; then |
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ip addr add 129.13.162.92 dev $IFNAME |
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ip route add 129.13.0.0/16 via 10.0.0.17 dev $IFNAME |
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ip route flush table 101 |
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ip route add table 101 default src 129.13.162.92 via 10.0.0.17 |
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|
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ip addr add 213.69.218.222 dev $IFNAME |
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ip route add 213.69.218.192/27 via 10.0.0.19 dev $IFNAME |
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ip route flush table 103 |
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ip route add table 103 default src 213.69.218.222 via 10.0.0.19 |
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|
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elif [ $NODENAME = marco ]; then |
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ip addr add 129.13.162.17 dev $IFNAME |
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ip route add 129.13.162.95 dev ppp0 |
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ip route add 129.13.76.0/23 dev ppp0 |
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ip route add src 129.13.162.17 129.13.0.0/16 via 10.0.0.17 dev $IFNAME |
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|
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fi |
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|
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[ $NODENAME != fwkw ] && ip route add 10.0.0.0/24 via 10.0.0.29 dev $IFNAME |
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fi |
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|
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