deploy_liquid_functions.yml

# GitHub action that builds and deploys an Azure Function App
# Author: Francisco Leyva
name: Deploy Liquid Functions to Azure

# 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" ]
        paths:
        - "LiquidFunctions/**"

    # Allows you to run this workflow manually from the Actions tab
    workflow_dispatch:
      inputs:
        # Update API Manager with the function endpoints (OpenAPI)
        update_api:
          type: boolean
          required: true
          default: false
          description: Update API Endpoints

env:
    # Azure functions configuration
    AZURE_FUNCTIONAPP_NAME : 'fn-liquid-dev'
    AZURE_FUNCTIONAPP_PACKAGE_PATH: 'LiquidFunctions' # set this to the path to your web app project, defaults to the repository root
    DOTNET_VERSION: '8.0.x' # set this to the dotnet version to use

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This job builds and deploy an azure function to Azure
  build-and-deploy:
    # 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
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v4

      # Login to Azure using secrets credentials
      - name: 'Login via Azure CLI'
        uses: Azure/login@v2.1.1
        with:
          creds: ${{ secrets.AZURE_CREDENTIALS }} # Your Azure credentials

      # Setup dotnet command
      - name: Setup DotNet ${{ env.DOTNET_VERSION }} Environment
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: ${{ env.DOTNET_VERSION }}

      # Build Azure Function
      - name: 'Run dotnet'
        shell: pwsh
        run: |
          pushd './${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}'
          dotnet build --configuration Release --output ./output
          popd
      # Deploy build to Azure function app environment
      - name: 'Run Azure Functions Action'
        uses: Azure/functions-action@v1.5.2
        with:
          app-name: ${{ env.AZURE_FUNCTIONAPP_NAME }}
          package: '${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}/output'
  
       # Azure logout
      - name: logout
        run: |
              az logout
        if: always()

  # This job updates the Azure (APIM) API with the OpenAPI definition file
  # coming from the Azure Function
  update-api:
    needs: build-and-deploy
    if: inputs.update_api
    # The type of runner that the job will run on
    runs-on: ubuntu-latest
    
    # Azure API Import configuration (optional)
    env:
        AZURE_RG: ${{ secrets.AZURE_RESOURCE_GROUP }} # Resource group name
        AZURE_API_SERVICE: ${{ secrets.AZURE_API_MANAGER }} # API Manager ID
        AZURE_API_ID: 'liquid-api'
        AZURE_API_PATH: '/liquid'
        AZURE_API_NAME: 'Liquid API'
        AZURE_API_SPEC_URL: 'https://fn-liquid-dev.azurewebsites.net/api/openapi/v3.json'

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Login to Azure using secrets credentials
      - name: 'Login via Azure CLI'
        uses: Azure/login@v2.1.1
        with:
          creds: ${{ secrets.AZURE_CREDENTIALS }}

      # Run Azure CLI command to import an API definition from an OpenID definition file
      - name: Run Azure API Import (CLI)
        run: |
          az apim api import --path $AZURE_API_PATH --api-id $AZURE_API_ID -g $AZURE_RG -n $AZURE_API_SERVICE --display-name "$AZURE_API_NAME" --specification-url "$AZURE_API_SPEC_URL" --specification-format OpenAPI --protocols https
       
      # Azure logout
      - name: logout
        run: |
              az logout
        if: always()