vms/build

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#!/bin/bash
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set -eo pipefail
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# Simple build wrapper
ACTION=${1}
OS=${2}
VERSION=${3}
RCP_DIR="./recipes"
PACKER=${PACKER:-packer}
BUILDER=${BUILDER:-qemu}
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#
# Init packer
# install plugins
#
initPacker() {
os=${1}
${PACKER} init ${RCP_DIR}/${os}
}
#
# Run the build
# First the "base" image then the provisionned ones
#
run() {
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${PACKER} build ${PACKER_OPTS} -on-error=abort -var-file="${RCP_DIR}/${OS}/${VERSION}.pkrvars.hcl" -only="base.*.${OS}" "${RCP_DIR}/${OS}/."
${PACKER} build ${PACKER_OPTS} -on-error=abort -force -var-file="${RCP_DIR}/${OS}/${VERSION}.pkrvars.hcl" -except="base.*.${OS}" "${RCP_DIR}/${OS}/."
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}
#
# Run a specific build
#
run_build() {
target=${4}
${PACKER} build ${PACKER_OPTS} -force \
-var-file="${RCP_DIR}/${OS}/${VERSION}.pkrvars.hcl" \
-only="${target}.${BUILDER}.${OS}" \
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"${RCP_DIR}/${OS}/."
}
#
# Run many builds for one OS
#
run_many() {
targets="${@:4}"
only=""
for target in ${targets};do
only="${only}-only=${target}.${BUILDER}.${OS} "
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done
${PACKER} build ${PACKER_OPTS} -force \
-var-file="${RCP_DIR}/${OS}/${VERSION}.pkrvars.hcl" \
${only} \
"${RCP_DIR}/${OS}/."
}
#
# List what you can build
#
list() {
echo "You can build : "
for os in "${RCP_DIR}"/*; do
echo " * $(basename "${os}") :"
cd "${os}" || exit 100
for vfile in *.pkrvars.hcl; do
echo " - ${vfile}" | sed 's/\.pkrvars\.hcl$//'
done
cd - >/dev/null 2>&1 || exit 100
done
exit 0
}
#
# Run all builds
#
run_all() {
versions=""
for os in "${RCP_DIR}"/*; do
cd "${os}" || exit 100
for vfile in *.pkrvars.hcl; do
versions="${versions} $(echo "${vfile}" | sed 's/\.auto\.pkrvars\.hcl$//')"
done
OS=$(basename ${os})
cd - >/dev/null 2>&1 || exit 100
for ver in ${versions}; do
VERSION=${ver}
run
done
versions=""
done
set +x
}
#
# Start only ONE build
#
start_build() {
if [ -z "${OS}" ]; then
echo "OS Name is missing !"
echo " Supported OS are :"
printf " "
ls ${RCP_DIR}
exit 1
fi
if [ -z "${VERSION}" ]; then
echo "OS Version is missing !"
echo " ex: ./build debian 10"
exit 2
fi
run
}
case "${ACTION}" in
"list")
list
;;
"all")
initPacker "${2}" || exit 1
run_all
exit ${?}
;;
"start")
initPacker "${2}" || exit 1
start_build
;;
"run")
initPacker "${2}" || exit 1
run_build $@
;;
"runVMW")
initPacker "${2}" || exit 1
run_build $@
;;
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"mrun")
initPacker "${2}" || exit 1
run_many $@
;;
*)
echo "You need to provide a valid action!"
echo " Supported actions are:"
echo " - start "
echo " - list "
echo " - all"
echo " - run"
exit 1
;;
esac