~ubuntu-on-ec2/vmbuilder/jenkins_kvm-philroche-trusty-supported

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#!/bin/bash

# Load up some libraries
my_dir="$( cd "$( dirname "$0" )" && pwd )"
source "${my_dir}/functions/locker"
source "${my_dir}/functions/common"
source "${my_dir}/functions/retry"
source "${my_dir}/functions/merge_templates"

usage() {
    cat <<EOM
${0##/} - Populated values in build temple.

    Required:
    --template      Template file
    --extra         Extra, arbitrary addin
    --serial        The build serial
    --out           The output file
    --tar           Name of tar file
    --tar-d         Name of directory to tar up
    --version       The version number of the distro
    --proposed      Build against proposed
    --docker        Install Docker/Docker compose
EOM
}

short_opts="h"
long_opts="out:,template:,serial:,tar:,tar-d:,version:,proposed,docker,extra:"
getopt_out=$(getopt --name "${0##*/}" \
    --options "${short_opts}" --long "${long_opts}" -- "$@") &&
    eval set -- "${getopt_out}" || { echo "BAD INVOCATION!"; usage; exit 1; }

serial=${SERIAL:-$(date +%Y%m%d)}

# Standard templates
template_f="$(readlink -f ${0%/*}/templates/img-azure.tmpl)"
template_netaddin_f="$(readlink -f ${0%/*}/templates/img-extra-nets.tmpl)"
template_extra_f="$(readlink -f ${0%/*}/templates/img-azure-extra.tmpl)"
extra_addins=()

while [ $# -ne 0 ]; do
  cur=${1}; next=${2};
  case "$cur" in
    --template)                 template_f=$2; shift;;
    --extra)                    extra_addins+=($2); shift;;
    --serial)                   serial=$2; shift;;
    --tar)                      tar_f=$2; shift;;
    --tar-d)                    tar_d=$2; shift;;
    --out)                      out_f=$2; shift;;
    --version)                  version=$2; shift;;
    --proposed)                 proposed="true";;
    --docker)                   docker="1";;
    --) shift; break;;
  esac
  shift;
done

fail() { echo "${@}" 2>&1; exit 1;}
fail_usage() { fail "Must define $@"; }

# Create the template file for image conversion
sed -e "s,%S,${serial},g" \
    -e "s,%v,${version},g" \
    -e "s,%P,${proposed:-false},g" \
    ${template_f} > ${out_f}.base ||
        fail "Unable to write template file"

# Support per-suite addins
net_addin=1

# Disable the extra nets for Azure due due to the systemd changes
dist_ge ${version} vivid && net_addin=0

# Order the addins
default_addin="${template_f//.tmpl/}-${version}-addin.tmpl"
docker_addin="${template_f//.tmpl/}-${version}-docker.tmpl"

addins=(${default_addin})
[ ${net_addin:-0} -eq 1 ] && addins+=("${template_netaddin_f}")
[ ${docker:-0} -eq 1 -a -f "${docker_addin}" ] && addins+=("${docker_addin}")
addins+=("${extra_addins[@]}" "${template_extra_f}")

merge_templates ${out_f}.base ${out_f} ${addins[@]}

debug "=================================================="
debug "Content of template:"
cat ${out_f}
debug "=================================================="

if [ -n "${tar_d}" ]; then
   tar -C "${tar_d}" -cf "${tar_f}" . &&
        debug "TAR'd up ${tar_d}" ||
        fail  "Failed to tar up ${tar_d}"
fi
exit 0