#!/bin/bash

set -eu
set -o pipefail

DIB_CLOUD_INIT_DATASOURCES=${DIB_CLOUD_INIT_DATASOURCES:-""}

if [ -z "$DIB_CLOUD_INIT_DATASOURCES" ] ; then
    echo "DIB_CLOUD_INIT_DATASOURCES must be set to a comma-separated list "
    echo "of cloud-init data sources you wish to use, ie 'Ec2, NoCloud, ConfigDrive'"
    exit 1
fi

cat > /etc/cloud/cloud.cfg.d/91-dib-cloud-init-datasources.cfg <<EOF
datasource_list: [  $DIB_CLOUD_INIT_DATASOURCES, None ]
EOF