Istio on K8S

This action automates Istio installation using istioctl for Kubernetes based environment. It allows you to create custom config files and deploy it on Kubernetes. Also it has extended kubectl support providing an input that allows you to pick a specific kubectl version that matches with your Kubernetes cluster.

Inputs

Input	Description	Default	Required
istio_version	Istio Version to be downloaded from Istio repo	1.13.3	true
target_arch	Target system arch	x86_64	false
custom_file	Path to custom yaml file	custom.yaml	true
kubectl_version	Kubectl version required by istioctl to interact with a k8s cluster	latest	false
namespace	Target Istio namespace	istio-system	false

Environment

Input	Description	Default	Required
kubeconfig	Kubeconfig file that connects to the k8s cluster		true

A Kubeconfig file must be stored as secret in your repo or in your organization and you must reference in your Workflow. You can find more about how to store encrypted secrets on GitHub Docs Here.

Example

on: [push]
  
jobs:
  deploy:
    runs-on: ubuntu-latest
    name: A job to install a custom istio
    steps:
      - uses: actions/checkout@v3
      - uses: lucasmellos/istio-action@main
        with:
          istio_version: "1.13.3"
          custom_file: "my-config.yaml"
        env:
          kubeconfig: ${{ secrets.KUBECONFIG }}