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Kubernetes Cluster on Google Cloud

The Google Cloud Kubernetes Cluster template scaffolds a Pulumi project that provisions a managed Google Kubernetes Engine (GKE) cluster and a node pool inside a new VPC network with a subnet. Worker nodes are deployed with private IP addresses for improved security.

An architecture diagram of the Google Cloud Kubernetes Cluster template

Using this template#

To use this template to deploy your own Kubernetes cluster, make sure you’ve installed Pulumi and configured your Google Cloud credentials, then create a new project using the template in the language of your choice:

Terminal window
mkdir my-k8s-cluster && cd my-k8s-cluster
pulumi new kubernetes-gcp-typescript

Alternatively, you can create and configure a new project with this template (kubernetes-gcp-typescript) in Pulumi Cloud.

Deploy with Pulumi

Follow the prompts to complete the new-project wizard. When it’s done, you’ll have a complete Pulumi project that’s ready to deploy and configured with the most common settings. Feel free to inspect the code in index.ts for a closer look.

Deploying the project#

You must supply an existing Google Cloud project ID to deploy the cluster. You can input it through the new-project wizard. Once the project is created, you can deploy it with pulumi up:

Terminal window
pulumi up

When the deployment completes, Pulumi exports the following stack output values:

networkName

The name of the VPC network containing the Kubernetes cluster resources.

networkId

The unique ID of the VPC network containing the Kubernetes cluster resources.

clusterName

The name of the GKE cluster.

clusterId

The unique ID of the GKE cluster.

kubeconfig

The cluster’s kubeconfig file, which you can use with kubectl to access and communicate with your cluster.

Output values like these are useful in many ways, most commonly as inputs for other stacks or related cloud resources.

Customizing the project#

Projects created with the Kubernetes Cluster template expose the following configuration settings:

gcp:project

The Google Cloud project ID to deploy into.

gcp:region

The Google Cloud region to deploy into. Defaults to us-central1.

nodesPerZone

The desired number of nodes per zone in the node pool. Defaults to 1.

All of these settings are optional and may be adjusted either by editing the stack configuration file directly (by default, Pulumi.dev.yaml) or by changing their values with pulumi config set:

Terminal window
pulumi config set nodesPerZone 2
pulumi up

Cleaning up#

You can cleanly destroy the stack and all of its infrastructure with pulumi destroy:

Terminal window
pulumi destroy

Learn more#

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