workflow.yml

name: Build and deploy dotnet core app to Azure Function App - cp-win-dotnet

on:
  push:
    branches: 
        - main
  workflow_dispatch:

env:
  AZURE_RESOURCE_GROUP: 'your-resource-group-name'   # set this to your Azure Resource group's name  
  FUNCTION_APP: 'your-function-app-name' # set this to your Azure Function app's name  
  STORAGE_ACCOUNT: 'new-storage-for-deployment'  # storage will be created for deployment if not exists. Requirements: unique name, 3 to 24 characters in length, use numbers and lower-case letters only
  CONTAINER: 'temporarydeploymentcontainer' # temporary container needed for deployment, can keep name as it is
  AZURE_FUNCTIONAPP_PACKAGE_PATH: '.' # set this to the path to your web app project, defaults to the repository root
  DOTNET_VERSION: '6.0.x' # set this to the dotnet version to use

jobs:
  build-and-deploy:
    runs-on: windows-latest
    steps:
    
      - name: Azure Login
        uses: azure/login@v1
        with:
          creds: ${{ secrets.AZURE_CREDENTIALS  }}
        
      - name: Checkout GitHub Action
        uses: actions/checkout@v2

      - name: Setup DotNet ${{ env.DOTNET_VERSION }} Environment
        uses: actions/setup-dotnet@v1
        with:
          dotnet-version: ${{ env.DOTNET_VERSION }}

      - name: Resolve Project Dependencies Using Dotnet
        shell: pwsh
        run: |
          pushd './${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}'
          dotnet build --configuration Release --output ./output
          popd
          
      - name: Zip Function App Content
        shell: pwsh
        run: |
          Compress-Archive -Path ${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}/output/* -DestinationPath ${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}/package.zip
 
      - name: Setup Storage, Container & Blob for Deployment
        shell: pwsh
        run: |
            az storage account create -n ${{ env.STORAGE_ACCOUNT }} -g ${{ env.AZURE_RESOURCE_GROUP }} 
            az storage container create -n ${{ env.CONTAINER }} --account-name ${{ env.STORAGE_ACCOUNT }} 
            az storage blob upload -f ${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}/package.zip --account-name ${{ env.STORAGE_ACCOUNT }} -c ${{ env.CONTAINER }} -n package.zip --overwrite true
            
      - name: Zip Deployment using ARM Template
        shell: pwsh
        run: |
            $Env:Expiry=(get-date).AddMinutes(30).ToString("yyyy-MM-ddTHH:mm:ssZ")
            $Env:ZIP_URL=$(az storage blob generate-sas --full-uri --permissions r --expiry $Env:Expiry --account-name ${{ env.STORAGE_ACCOUNT }} -c ${{ env.CONTAINER }} -n package.zip)
            az deployment group create --name deploy --resource-group ${{ env.AZURE_RESOURCE_GROUP }} --template-file azuredeploy.json --parameters functionAppName='${{ env.FUNCTION_APP }}' packageUri=$Env:ZIP_URL 
            
      - name: Delete Temporary Container & Blob
        shell: pwsh
        run: |
            az storage container delete -n ${{ env.CONTAINER }} --account-name ${{ env.STORAGE_ACCOUNT }}