chore: support multi nodes cluster (envoyproxy#3422)

* chore: support multi nodes cluster Signed-off-by: zirain <[email protected]> * nit Signed-off-by: zirain <[email protected]> --------- Signed-off-by: zirain <[email protected]>
shahar-h · May 17, 2024 · aa854c1 · aa854c1
1 parent fe862e8
commit aa854c1
Showing 1 changed file with 23 additions and 2 deletions.
diff --git a/tools/hack/create-cluster.sh b/tools/hack/create-cluster.sh
@@ -6,12 +6,33 @@ set -euo pipefail
 CLUSTER_NAME=${CLUSTER_NAME:-"envoy-gateway"}
 METALLB_VERSION=${METALLB_VERSION:-"v0.13.10"}
 KIND_NODE_TAG=${KIND_NODE_TAG:-"v1.28.0"}
+NUM_WORKERS=${NUM_WORKERS:-""}
+
+
+KIND_CFG=$(cat <<-EOM
+kind: Cluster
+apiVersion: kind.x-k8s.io/v1alpha4
+nodes:
+- role: control-plane
+EOM
+)
+
+# https://kind.sigs.k8s.io/docs/user/quick-start/#multi-node-clusters
+if [[ -n "${NUM_WORKERS}" ]]; then
+for _ in $(seq 1 "${NUM_WORKERS}"); do
+  KIND_CFG+=$(printf "\n%s" "- role: worker")
+done
+fi
 
 ## Create kind cluster.
 if [[ -z "${KIND_NODE_TAG}" ]]; then
-  tools/bin/kind create cluster --name "${CLUSTER_NAME}"
+  cat << EOF | tools/bin/kind create cluster --name "${CLUSTER_NAME}" --config -
+${KIND_CFG}
+EOF
 else
-  tools/bin/kind create cluster --image "kindest/node:${KIND_NODE_TAG}" --name "${CLUSTER_NAME}"
+  cat << EOF | tools/bin/kind create cluster --image "kindest/node:${KIND_NODE_TAG}" --name "${CLUSTER_NAME}" --config -
+${KIND_CFG}
+EOF
 fi
 
 ## Install MetalLB.