Deploy the local-pv helm chart on Kubernetes

Question

Pulumi · Accepted Answer

To deploy a local-pv (local PersistentVolume) Helm chart on Kubernetes with Pulumi, we'll use the `kubernetes.helm.v3.Chart` resource from the `@pulumi/kubernetes` package. This allows Pulumi to deploy Helm charts into a Kubernetes cluster with the provided configuration.

Here's a step-by-step explanation followed by the TypeScript program:

1. **Define the Chart Resource**: We will create a new Helm Chart resource, specifying the chart name which is 'local-pv' in this example.

2. **Provide Configuration**: Helm charts can require configuration values that specify how they should be deployed. These values can be provided through the `values` property. For the 'local-pv' chart, you would define any necessary values according to the chart's requirements.

3. **Specify the Namespace**: The `namespace` property is used to specify which Kubernetes namespace the Helm chart should be deployed in. If the namespace does not exist, it will be created.

4. **Launch the Chart**: When the Pulumi program is executed, it will communicate with the Kubernetes cluster defined in your Pulumi config (this assumes you've already set up your Kubernetes context/config file).

Let's execute this plan in TypeScript:

```typescript
import * as kubernetes from "@pulumi/kubernetes";

const localPvChart = new kubernetes.helm.v3.Chart("local-pv", {
  chart: "local-pv", // Replace with the correct chart name if different
  version: "1.0.0", // Specify the chart version you want to deploy
  fetchOpts: {
    // If the chart is not from the stable repo, you need to specify the repository URL
    repo: "http://your-helm-chart-repository/", // Replace with the correct repository URL
  },
  namespace: "default", // Specify the namespace where you want to deploy the chart
  values: {
    // Specify any values that are needed to configure the local pv chart
    // Example configuration, replace with actual values required by the chart
    size: "10Gi",
    accessModes: ["ReadWriteOnce"],
    storageClassName: "local-storage",
  },
});

// Export the Chart name
export const chartName = localPvChart.metadata.name;
```

In this program, the `values` section is an example of how you might configure the `local-pv` Helm chart. Please replace it with the actual configuration needed by the chart you're deploying. Make sure to replace the `repo` URL with the URL where the 'local-pv' Helm chart repository is hosted.

You can find more configuration options and information in the chart's documentation and by using the `helm show values` command for your specific chart.

Keep in mind that you need to have Pulumi installed and configured to communicate with your Kubernetes cluster for this code to work. Assuming that's already set up, you can simply run `pulumi up` to start the deployment process.