hello-app

Welcome to hello-app, a simple test application designed for rapid deployment and validation on Kubernetes clusters.

Overview

hello-app is a lightweight application intended for testing and validating Kubernetes deployments. It responds to HTTP requests with a friendly greeting message along with its version number.

Usage

To install the hello-app chart, follow these steps:

Add the sysintelligent Helm repository:

$ helm repo add sysintelligent https://sysintelligent.github.io/hello-app-helm/

Install the hello-app chart:

$ helm install my-hello-app sysintelligent/hello-app --version <application version#>

Once installed, you can test the application by sending an HTTP request to its endpoint:

$ curl http://<cluster-node-ip>:30000

This should return a response similar to: hello-app says hi! [<application version$>]

If you are using Minikube, you can test it with the following command:

$ curl $(minikube ip):30000

Local Testing

To test hello-app locally, follow these steps:

Navigate to the hello-app-helm directory:
```
$ cd hello-app-helm
```

Install the hello-app chart:

$ helm install hello-app .

Or
   
$ helm install hello-app ./hello-app-<application version#>.tgz

Send an HTTP request to the application’s endpoint:
```
$ curl $(minikube ip):30000
```

Additional Information

Dependencies: hello-app has no external dependencies and is designed to be lightweight and easy to deploy.
Troubleshooting: If you encounter any issues during installation or testing, please refer to the Helm documentation or Kubernetes troubleshooting guides for assistance.
Uninstallation: To remove hello-app from your cluster, you can use the helm uninstall command followed by the release name. For example:
```
$ helm uninstall my-hello-app
```