main.yml

name: Build & Deploy
on:
  push:
  workflow_dispatch:

env:
  AZURE_CONTAINER_REGISTRY: "warshipregistry"
  CONTAINER_NAME: "warshipssearchapi"
  DOCKER_PATH: "./WarshipSearchAPI/Dockerfile"
  APPSETTINGS_PATH: "./WarshipSearchAPI/appsettings.json"
  CLUSTER_NAME: "aks"

jobs:
  BuildImage:
    permissions:
      contents: read
      id-token: write
    runs-on: ubuntu-latest
    env:
      RESOURCE_GROUP: "CombatWarships"
    steps:
      # Checks out the repository this file is in
      - uses: actions/checkout@v3

      #substitute production appsettings entries to appsettings json file
      - name: App Settings Variable Substitution
        uses: microsoft/variable-substitution@v2
        with:
          files: ${{ env.APPSETTINGS_PATH }}
        env:
          ConnectionStrings.dbConnection: "GITHUB DB"
          App.seqConnection: "GITHUB seq"
          
      # Logs in with your Azure credentials
      - name: Azure login
        uses: azure/login@v1.4.6
        with:
          client-id: ${{ secrets.AZURE_CLIENT_ID }}
          tenant-id: ${{ secrets.AZURE_TENANT_ID }}
          subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}

      # Builds and pushes an image up to your Azure Container Registry
      - name: Build and push image to ACR
        run: |
          az acr build -f ${{env.DOCKER_PATH}} --image ${{ env.AZURE_CONTAINER_REGISTRY }}.azurecr.io/${{ env.CONTAINER_NAME }}:${{ github.sha }} --registry ${{ env.AZURE_CONTAINER_REGISTRY }} -g ${{ env.RESOURCE_GROUP }} .

  Deploy-to-AKS:
    permissions:
      actions: read
      contents: read
      id-token: write
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/master'
    needs: [BuildImage]    
    env:
      RESOURCE_GROUP: "aks"
    steps:
    
      # Checks out the repository this file is in
      - uses: actions/checkout@v3
      
      # Logs in with your Azure credentials
      - name: Azure login
        uses: azure/login@v1.4.6
        with:
          client-id: ${{ secrets.AZURE_CLIENT_ID }}
          tenant-id: ${{ secrets.AZURE_TENANT_ID }}
          subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
    
      # Use kubelogin to configure your kubeconfig for Azure auth
      - name: Set up kubelogin for non-interactive login
        uses: azure/use-kubelogin@v1
        with:
          kubelogin-version: 'v0.0.25'

      # Update K8 variables with information from this CI.
      - name: Update K8 variables 
        uses: cschleiden/replace-tokens@v1
        with:
          files: '["manifests/*.yml"]'
          tokenPrefix: __
          tokenSuffix: __
        env:
          IMAGE_NAME: ${{ env.CONTAINER_NAME }}
          IMAGE_TAG: ${{ github.sha }}

      # Retrieves your Azure Kubernetes Service cluster's kubeconfig file
      - name: Get K8s context
        uses: azure/aks-set-context@v3
        with:
          resource-group: ${{ env.RESOURCE_GROUP }}
          cluster-name: ${{ env.CLUSTER_NAME }}
          admin: 'false'
          use-kubelogin: 'true'

      # Deploys application based on manifest files from previous step
      - name: Deploy application
        uses: Azure/k8s-deploy@v4
        with:
          action: deploy
          manifests: |
            manifests/deployment.yml
            manifests/service.yml
          images: |
            ${{ env.AZURE_CONTAINER_REGISTRY }}.azurecr.io/${{ env.CONTAINER_NAME }}:${{ github.sha }}