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railiance-apps/tools/k8s-server-dry-run.sh

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#!/usr/bin/env bash
set -euo pipefail
ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"
VERGABE_RELEASE="${VERGABE_RELEASE:-vergabe-teilnahme}"
VERGABE_NAMESPACE="${VERGABE_NAMESPACE:-vergabe-teilnahme}"
VERGABE_CHART="${VERGABE_CHART:-charts/vergabe-teilnahme}"
VERGABE_VALUES="${VERGABE_VALUES:-helm/vergabe-teilnahme-values.yaml}"
DRY_RUN_CREATE_NAMESPACES="${DRY_RUN_CREATE_NAMESPACES:-false}"
for cmd in kubectl helm; do
if ! command -v "$cmd" >/dev/null 2>&1; then
echo "ERROR: missing required command: $cmd" >&2
exit 1
fi
done
kubectl api-resources >/dev/null
if [[ "$DRY_RUN_CREATE_NAMESPACES" == "true" ]]; then
kubectl create namespace "$VERGABE_NAMESPACE" --dry-run=client -o yaml | kubectl apply -f -
fi
tmpdir="$(mktemp -d)"
trap 'rm -rf "$tmpdir"' EXIT
helm template "$VERGABE_RELEASE" "$VERGABE_CHART" \
--namespace "$VERGABE_NAMESPACE" \
-f "$VERGABE_VALUES" \
> "$tmpdir/vergabe-teilnahme.yaml"
echo "server dry-run: committed manifests"
kubectl apply --dry-run=server -f manifests
echo "server dry-run: rendered $VERGABE_RELEASE chart"
kubectl apply --dry-run=server -n "$VERGABE_NAMESPACE" -f "$tmpdir/vergabe-teilnahme.yaml"