Check configmap existence before creation

Signed-off-by: Zhecheng Li <[email protected]>

Author: lzhecheng

Makefile

@@ -268,10 +268,7 @@ create-management-cluster: $(KUSTOMIZE) $(ENVSUBST) ## Create a management clust
 	kubectl wait --for=condition=Available --timeout=5m -n capi-kubeadm-control-plane-system deployment -l cluster.x-k8s.io/provider=control-plane-kubeadm
 
 	# apply CNI ClusterResourceSets
-	kubectl create configmap calico-addon --from-file=templates/addons/calico.yaml
-	kubectl create configmap calico-ipv6-addon --from-file=templates/addons/calico-ipv6.yaml
-	kubectl create configmap calico-dual-stack-addon --from-file=templates/addons/calico-dual-stack.yaml
-	kubectl create configmap calico-windows-addon --from-file=templates/addons/windows/calico
+	source ./scripts/ci-configmap.sh
 
 	kubectl apply -f templates/addons/calico-resource-set.yaml
 

scripts/ci-configmap.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Copyright 2022 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
+
+CM_NAMES=("calico-addon" "calico-ipv6-addon" "calico-dual-stack-addon" "calico-windows-addon")
+CM_FILES=("calico.yaml" "calico-ipv6.yaml" "calico-dual-stack.yaml" "windows/calico")
+for i in "${!CM_NAMES[@]}"; do
+	kubectl create configmap "${CM_NAMES[i]}" --from-file="${REPO_ROOT}/templates/addons/${CM_FILES[i]}" --dry-run -o yaml | kubectl apply -f -
+done