#!/bin/bash

# vim: sw=4 ts=4 sts=4 et tw=72 :

# force any errors to cause the script and job to end in failure
set -xeu -o pipefail

# Ensure that necessary variables are set to enable noninteractive mode in
# commands.
export DEBIAN_FRONTEND=noninteractive

# additional kernel packages required for docker to fix
# aufs failed: driver not supported
echo "---> Installing Additional kernel packages required for docker"
apt-get update
apt-get install "linux-image-extra-$(uname -r)" linux-image-extra-virtual
modprobe aufs

# Install and configure docker. Use puppetlabs docker which supports
# Ubuntu 16.04
puppet module install puppetlabs-docker_platform --version 2.2.1

# do the package install via puppet so that we know it actually installs
# properly and it also makes it quieter but with better error reporting
echo "---> Installing Group Based Policy requirements"
puppet apply /tmp/packer/gbp_packages.pp

# configure docker networking so that it does not conflict with LF internal networks
# configure docker daemon to listen on port 5555 enabling remote managment
# This has to happen before docker gets installed or things go sideways
# badly
cat <<EOL > /etc/default/docker
# /etc/default/docker
DOCKER_OPTS='-H unix:///var/run/docker.sock -H tcp://0.0.0.0:5555 --bip=10.250.0.254/24'
EOL

# docker
echo "---> Installing docker"
puppet apply /tmp/packer/docker_setup.pp

echo "---> stopping docker"
puppet apply -e "service { 'docker': ensure => stopped }"

echo "---> cleaning docker configs that break after snapshotting"
rm -f /var/lib/docker/repositories-aufs /etc/docker/key.json

# OVS
echo "---> Installing ovs"
puppet module install puppetlabs-vcsrepo
puppet apply /tmp/packer/ovs_setup.pp

pushd /root/ovs
DEB_BUILD_OPTIONS='parallel=8 nocheck' fakeroot debian/rules binary | \
 grep 'dpkg-deb: building package'
popd

# Note this does not actually install OVS. Everytime we've tried to do
# that the snapshot system hangs on spin-up for some reason. As such the
# final installation will have to be left as a spin-up task

# The following is what should be used in the spin-up task
# dpkg --install /root/openvswitch-datapath-dkms* && dpkg --install /root/openvswitch-{common,switch}*