added script to create gcp cluster

test/README.md

@@ -79,6 +79,11 @@ STORAGE_ACCOUNT
 STORAGE_ACCOUNT_KEY
 CLUSTER_PROVIDER=[azure]
 
+For Azure:
+GCP_SERVICE_ACCOUNT_KEY
+CLUSTER_PROVIDER=[gcp]
+ECR_REGISTRY
+
 
 ## Writing tests
 

test/deploy-gcp-cluster.sh

@@ -0,0 +1,70 @@
+#!/bin/bash
+
+if [[ -z "${GCP_VPC_PUBLIC_SUBNET_STRING}" ]]; then
+  echo "GCP PUBLIC SUBNET STRING not set. Changing to env.sh value"
+  export GCP_VPC_PUBLIC_SUBNET_STRING="${VPC_PUBLIC_SUBNET_STRING}"
+fi
+
+if [[ -z "${GCP_VPC_PRIVATE_SUBNET_STRING}" ]]; then
+  echo "GCP PRIVATE SUBNET STRING not set. Changing to env.sh value"
+  export GCP_VPC_PRIVATE_SUBNET_STRING="${VPC_PRIVATE_SUBNET_STRING}"
+fi
+
+if [[ -z "${GCR_REPOSITORY}" ]]; then
+  echo "GCR_REPOSITORY not set. Changing to env.sh value"
+  export GCR_REPOSITORY="${PRIVATE_REGISTRY}"
+fi
+
+if [[ -z "${GKE_CLUSTER_K8_VERSION}" ]]; then
+  echo "GKE_CLUSTER_K8_VERSION not set. Changing to 1.26"
+  export GKE_CLUSTER_K8_VERSION="1.26"
+fi
+
+function deleteCluster() {
+  echo "Cleanup remaining PVC on the GKE Cluster ${TEST_CLUSTER_NAME}"
+  tools/cleanup.sh
+  gcloud container clusters delete ${TEST_CLUSTER_NAME} --zone ${GCP_ZONE} --quiet
+  if [ $? -ne 0 ]; then
+    echo "Unable to delete cluster - ${TEST_CLUSTER_NAME}"
+    return 1
+  fi
+  return 0
+}
+
+function createCluster() {
+  # Deploy gcloud cluster if not deployed
+  rc=$(which gcloud)
+  if [ -z "$rc" ]; then
+    echo "gcloud is not installed or in the PATH. Please install gcloud from https://cloud.google.com/sdk/docs/install."
+    return 1
+  fi
+
+  found=$(gcloud container clusters list --filter="name=${TEST_CLUSTER_NAME}" --format="value(name)")
+  if [ -z "${found}" ]; then
+    gcloud container clusters create ${TEST_CLUSTER_NAME} \
+      --num-nodes=${CLUSTER_WORKERS} \
+      --zone=${GCP_ZONE} \
+      --subnetwork=${GCP_VPC_PUBLIC_SUBNET_STRING} \
+      --cluster-version=${GKE_CLUSTER_K8_VERSION} \
+      --machine-type=n1-standard-4
+    if [ $? -ne 0 ]; then
+      echo "Unable to create cluster - ${TEST_CLUSTER_NAME}"
+      return 1
+    fi
+  else
+    echo "Retrieving kubeconfig for ${TEST_CLUSTER_NAME}"
+    # Cluster exists but kubeconfig may not
+    gcloud container clusters get-credentials ${TEST_CLUSTER_NAME} --zone ${GCP_ZONE}
+  fi
+
+  echo "Logging in to GCR"
+  gcloud auth configure-docker
+  if [ $? -ne 0 ]; then
+      echo "Unable to configure Docker for GCR"
+      return 1
+  fi
+
+  # Output
+  echo "GKE cluster nodes:"
+  kubectl get nodes
+}