#!/bin/bash -xe

server=$1
type=$2
if [ -z "$type" ]; then
    echo "USAGE: $0 server type"
    exit 1
fi

if ! [ -e ~/humbug/humbug.pem ]; then
    echo "You need humbug.pem at ~/humbug/humbug.pem; ask tabbott for it"
    exit 1
fi

if ! [ -e ~/humbug/servers/puppet/files/id_rsa ]; then
    echo "You need a server ssh key at ~/humbug/servers/puppet/files/id_rsa"
    exit 1
fi

ssh "$server" -t -i ~/humbug/humbug.pem -lroot <<EOF
resize2fs /dev/xvda1

# First, install a sufficiently new version of puppet on the target
cat >>/etc/apt/sources.list.d/backports.list <<EOF2
deb http://backports.debian.org/debian-backports squeeze-backports main
deb-src http://backports.debian.org/debian-backports squeeze-backports main
EOF2
apt-get update
yes '' | apt-get upgrade

# need to get puppet from squeeze-backports before we can do anything with puppet
yes '' | apt-get install -t squeeze-backports puppet git
EOF

# Give new server git access
# TODO: Don't give servers pull access to our git!
scp -i ~/humbug/humbug.pem ~/humbug/servers/puppet/files/id_rsa root@"$server":/root/.ssh/id_rsa

ssh "$server" -t -i ~/humbug/humbug.pem -lroot <<EOF
chmod 600 /root/.ssh/id_rsa
# Setup initial known_hosts including git server
cat > /root/.ssh/known_hosts <<EOF2
|1|YmrT42zuHUt3kvg+MzhtF1IXakM=|Ps1MaxDiy5uTeFTjB2k8oQQyxg8= ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC+jhFu8Y9kSe+HyWtCmH2GqTi38lwqZzhAkyaUaASwvcvCRJWGC6AMPGVCKyNxJMcWcIcmP+mB8i5z5AhsgqwEmV5F9TrbPYjbroALCoZEon/bnCBNd3Jh/8eKZI/VLCzWQpL2FTZ5p1RYnCJ4PKSjd8PbKbGd5eAyRlbuETeyavwC+komLlekKkV+wiAv4aGuGRZeGrVJIqSRydVplQrFVaoF/1ifFS/XcNx18jFH0nw8oPOahaTzB/EUTTS/q1Cq0XgrA7x6bsr5kg4Vtw0BcP7JLob6pl/1D9FjLYsDPZCPGIfJV2uF4WcRJWg/U6OtSKOrwTmVw02TcwaavARr
|1|ccgacGoQ9gPCsFVrAopK3oGvYfU=|YcNvWUziiANLr22lvHD05N2veas= ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC+jhFu8Y9kSe+HyWtCmH2GqTi38lwqZzhAkyaUaASwvcvCRJWGC6AMPGVCKyNxJMcWcIcmP+mB8i5z5AhsgqwEmV5F9TrbPYjbroALCoZEon/bnCBNd3Jh/8eKZI/VLCzWQpL2FTZ5p1RYnCJ4PKSjd8PbKbGd5eAyRlbuETeyavwC+komLlekKkV+wiAv4aGuGRZeGrVJIqSRydVplQrFVaoF/1ifFS/XcNx18jFH0nw8oPOahaTzB/EUTTS/q1Cq0XgrA7x6bsr5kg4Vtw0BcP7JLob6pl/1D9FjLYsDPZCPGIfJV2uF4WcRJWg/U6OtSKOrwTmVw02TcwaavARr
EOF2
# clone humbug repository
cd /root
rm -rf /root/humbug
git clone humbug@git.humbughq.com:/srv/git/humbug.git
cd /root/humbug
git checkout origin/tabbott-puppet
EOF

# Stupid hack because humbug-self-signed.key isn't in git
scp -i ~/humbug/humbug.pem ~/humbug/servers/puppet/files/apache/certs/humbug-self-signed.key root@"$server":/root/humbug/servers/puppet/files/apache/certs/

ssh "$server" -t -i ~/humbug/humbug.pem -lroot <<EOF
cp -a /root/humbug/servers/puppet/puppet.conf /etc/puppet/
# HACK: run puppet twice to workaround bug in apache module handling
puppet apply /root/humbug/servers/puppet/manifests/site.pp || true
puppet apply /root/humbug/servers/puppet/manifests/site.pp
# The last bit should be moveable into puppet-land, ideally
service apache2 restart
EOF

set +x
cat <<EOF

 Done.

 Remaining manual setup tasks:
   - Add hostname to /etc/hostname and /etc/hosts
   - /etc/init.d/hostname.sh start
EOF