#!/bin/bash
# Configure eth1, the baremetal network.

set -e
set -o xtrace

cat << EOF >> /etc/network/interfaces

auto eth1
iface eth1 inet static
    # This matches the localrc we have configured for demo environments.
    # It is unroutable and not suitable for production: it is a test network.
    address 192.0.2.1
    netmask 255.255.255.0
    # Expose the metadata service needed by the nodes as they boot.
    up iptables -t nat -A PREROUTING -d 169.254.169.254 -p tcp -m tcp --dport 80 -j REDIRECT --to-port 8775
    # Grant access to the rest of the world by routing via the bootstrap node
    # (libvirt rejects traffic from unknown ip addresses, meaning that using
    # the default libvirt nat environment requires the MASQUERADE for the bare
    # metal nodes unless you reconfigure libvirt as well).  Alternatively you
    # can create a second bridge on your machine and attached eth0 to that
    # (with an appropriate static config (or dhcp on the bridge).
    up iptables -t nat -A POSTROUTING  -s 192.0.2.0/24 -o eth0 -j MASQUERADE
    # This matches the client range defined in localrc.
    up ip addr add 192.0.2.33/29 dev eth1
EOF