azure-deploy-pipelines.yml

# Python Function App to Linux on Azure
# Build a Python function app and deploy it to Azure as a Linux function app.
# Add steps that analyze code, save build artifacts, deploy, and more:
# https://docs.microsoft.com/azure/devops/pipelines/languages/python

trigger: none

variables:

  # Agent VM image name
  vmImageName: 'ubuntu-latest'

  # Working Directory
  workingDirectory: '$(System.DefaultWorkingDirectory)/'

  # Defauls file name, example 20220622.38_Build_ID_231.zip
  zipFileName: $(Build.BuildNumber)_Build_ID_$(Build.BuildId).zip

stages:
- stage: Build
  displayName: Step 1. Build

  jobs:
  - job: Build
    displayName: Build files
    pool:
      vmImage: $(vmImageName)
    steps:
    - bash: |
        if [ -f extensions.csproj ]
        then
            dotnet build extensions.csproj --runtime ubuntu.16.04-x64 --output ./bin
        fi
      workingDirectory: $(workingDirectory)
      displayName: 'Build extensions'
    - task: UsePythonVersion@0
      displayName: 'Use Python 3.9'
      inputs:
        versionSpec: 3.9 # Functions V2 supports Python 3.9 as of today
    - script: |
        pip install --target $(Build.SourcesDirectory)/functions/.python_packages/lib/site-packages -r $(Build.SourcesDirectory)/functions/requirements.txt
      displayName: 'Install Python dependencies'
    - task: ArchiveFiles@2
      displayName: 'Archive builded files to .zip'
      inputs:
        rootFolderOrFile: $(Build.SourcesDirectory)/functions
        includeRootFolder: false
        archiveType: zip
        archiveFile: $(Build.ArtifactStagingDirectory)/$(zipFileName)
        replaceExistingArchive: false
    - publish: $(Build.ArtifactStagingDirectory)/$(zipFileName)
      artifact: drop

- stage: Initial_Infra_Deployment
  displayName: Step 2. Initial Infrastructure Deployment
  jobs:
  - job: Deploy
    pool:
      vmImage: $(vmImageName)
    steps:
    - task: AzureCLI@2
      inputs:
        azureSubscription: $(azureServiceConnection)
        scriptType: bash
        scriptLocation: inlineScript
        inlineScript: |
          az --version
          az deployment sub create --location eastus --template-file $(templateFile) --parameters $(parameterFile) deploymentStage='initialInfra'

- stage: Function_Deploy
  displayName: Step 3. Deploy previously builded files
  condition: succeeded()
  jobs:
  - job: Deploy
    pool:
      vmImage: $(vmImageName)
    steps:
      - download: current
        artifact: drop
      - task: AzureFunctionApp@1
        inputs:
          azureSubscription: $(azureSubscription)
          appType: functionAppLinux
          appName: $(functionAppName)
          package: $(Pipeline.Workspace)/drop/$(zipFileName)
          runtimeStack: 'PYTHON|3.9'

- stage: PostFunction_Infra_Deployment
  displayName: Step 4. Post Function Infrastructure Deployment
  jobs:
  - job: Deploy
    pool:
      vmImage: $(vmImageName)
    steps:
    - task: AzureCLI@2
      inputs:
        azureSubscription: $(azureServiceConnection)
        scriptType: bash
        scriptLocation: inlineScript
        inlineScript: |
          az --version
          az deployment sub create --location eastus --template-file $(templateFile) --parameters $(parameterFile) deploymentStage='postFunctionApp'