tf_code_validation_k8s.yml

name: Terraform Kubernetes Workflow

# Controls when the workflow will run
on:
  # Triggers the workflow on push or pull request events but only for the "main" branch
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  
  workflow_dispatch:
    # Inputs the workflow accepts.
    inputs:
      tfpath:
        description: 'TF Code Path'     
        required: false
        default: 'kubernetes'

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "build"
  tf_code_check:
    name: Terraform Validation and Build
    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    # Steps represent a sequence of tasks that will be executed as part of the job
    if:  ${{ inputs.tfpath }} 
    steps:
    - name: Checkout Code
      uses: actions/checkout@v2.5.0
    
    - name: Install Minikube for GitHub Actions
      uses: medyagh/setup-minikube@v0.0.13
      
    - name: Install Kubectl tool for GitHub Actions
      uses: Azure/setup-kubectl@v3

    - name: Setup Terraform CLI
      uses: hashicorp/setup-terraform@v2.0.2

    - name: Terraform init and velidate and plan
      run: |
        echo `pwd`
        echo "tfpath ${{ github.event.inputs.tfpath }}"
        echo "** Running Terraform Init**"
        terraform init
        
        echo "** Running Terraform Validate**"
        terraform validate
        
        echo "** Running Terraform Plan**"
        terraform plan
      working-directory: ${{ github.event.inputs.tfpath }}

    - name: Terraform Apply
      run: |
        echo "** Running Terraform Apply**"
        terraform apply -auto-approve
      working-directory: ${{ github.event.inputs.tfpath }}

    - name: Verify Kubernetes Deployment
      run: |
        echo "** kubectl get deployment **"
        kubectl get deployment -n k8s-ns-by-tf
  
    - name: Terraform Destroy
      run: |
        echo "** Running Terraform Destroy**"
        terraform plan -destroy
      working-directory: ${{ github.event.inputs.tfpath }}