# Kustomize based deletion workflow. Requires jq, kubectl.
#
# Expected variables:
# - namespace   Namespace for the release.
# -
# - release     A unique name to give to this collection of manifests.
# - delete      Resource delete whitelist.
#
# Example inputs:
# namespace=pr123
# release=app-pr123
# delete='["deployment", "service", "ingress", "namespace"]'
set -e

echo "removing $release with resources $delete"

resources=$(echo $delete | jq -r 'join(",")')
kubectl --namespace $namespace delete $resources --selector deliverybot.io/release=$release

remove_namespace=$(echo $delete | jq 'contains(["namespace"])')
if [ "$remove_namespace" = "true" ]; then
  kubectl delete ns/$namespace || exit 0
fi