#!/bin/bash

if [ ${DIB_DEBUG_TRACE:-1} -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

if [[ -n ${DIB_CLOUD_INIT_GROWPART_DEVICES} ]]; then
    if [ -d /etc/cloud/cloud.cfg.d ]; then
        cat > /etc/cloud/cloud.cfg.d/55-growpart.cfg <<EOF
#cloud-config
growpart:
    mode: auto
    devices: $DIB_CLOUD_INIT_GROWPART_DEVICES
    ignore_growroot_disabled: false
EOF
    else
        echo "The /etc/cloud/cloud.cfg.d directory must exist."
        exit 1
    fi
else
    echo "Set the device list in DIB_CLOUD_INIT_GROWPART_DEVICES."
    exit 1
fi