Create and associate Neutron floats with Nova instances that do not currently have floats

makefloats.sh

#!/usr/bin/env bash

if [[ $# -lt 1 ]]
then
    echo "Usage: $0 <float_network>"
    exit 1
fi

declare -A floats

echo "Reading float mappings..."
while read float port
do
    if [[ -n $port ]]
    then
        floats+=([$port]=$float)
    fi
done < <(neutron floatingip-list -c id -c port_id -f csv --quote none | awk -F, 'NR>1 {print $1,$2}')

echo "Creating floats for instances as needed..."
for port in $(neutron port-list -c id -c device_owner -f csv --quote none | awk -F, '/compute:None/ {print $1}')
do
    if [[ -z ${floats[$port]} ]]
    then
        echo "Creating float and associating with port: $port"
        neutron floatingip-create --port-id $port $1
    fi
done