Vagrant provision script and Upstart service files to install and run flanneld

flanneld.conf

description "flanneld Service"
author "Matthew Mihok"

env FLANNELD_HOME=/opt/flanneld-0.5.5
env LOG_HOME=/var/log/flannel

# Make sure network and fs is up, and start in runlevels 2-5
start on (net-device-up
          and local-filesystems
          and runlevel [2345])
# Stop in runlevels 0,1 and 6
stop on runlevel [016]

# automatically respawn, but if its respwaning too fast (5 times in 60 seconds, don't do that)
respawn
respawn limit 5 60

# make sure node is there, the code directory is there
pre-start script
    test -x $FLANNELD_HOME/flanneld || { stop; exit 0; }
end script

# cd to code path and run node, with the right switches
script

    export FLANNELD_IFACE="eth1"
    export FLANNELD_ETCD_PREFIX="/network"
    export FLANNELD_ETCD_ENDPOINTS="http://127.0.0.1:2379"
    exec flanneld >> $LOG_HOME/flanneld.log 2>&1

end script

flanneld.json

{
  "Network": "44.0.0.0/8",
  "SubnetLen": 24,
  "SubnetMin": "44.1.0.0",
  "SubnetMax": "44.10.0.0",
  "Backend": {
    "Type": "udp"
  }
}

flanneld.sh

#!/bin/bash

set -x;

# Flannel

cd /opt/

# Download the release
curl -L https://github.com/coreos/flannel/releases/download/v0.5.5/flannel-0.5.5-linux-amd64.tar.gz -o flanneld-0.5.5.tar.gz

# Create the directory the binaries will live in
mkdir /opt/flanneld-0.5.5

# Extract the contents of the release
tar -zxvf flanneld-0.5.5.tar.gz  -C flanneld-0.5.5 --strip-components=1

# Make symlinks so we can access the binaries
ln -s /opt/flanneld-0.5.5/flanneld /usr/local/bin/flanneld

# Copy our Upstart script
cp /vagrant/flanneld.conf /etc/init/flanneld.conf

# Create flannel's logging directory
mkdir /var/log/flannel
chown vagrant:vagrant /var/log/flannel