azure-pipelines.yml

variables:
  
  - group: captureorder-variables # Variable Group containing  'teamName', 'mongoHost', 'mongoUser' and the secret 'mongoPassword'

  - name: dockerRegistryServiceConnection
    value: 'containerRegistryConnection' # replace with container registry service connection name established during pipeline creation
  
  - name: imageRepository
    value: 'captureorder' # replace with your own image name to match the name in the deployment.yaml

  - name: tag
    value: '$(Build.BuildId)'

stages:
- stage: Build
  displayName: Build stage
  jobs:  
  - job: Build
    displayName: Build job
    pool:
      vmImage: ubuntu-latest
    steps:
    - task: Docker@2
      displayName: Build and push an image to container registry
      inputs:
        command: buildAndPush
        repository: $(imageRepository)
        dockerfile: '**/Dockerfile'
        containerRegistry: $(dockerRegistryServiceConnection)
        tags: |
          $(tag)

    - task: PublishPipelineArtifact@0
      inputs:
        artifactName: 'manifests'
        targetPath: 'manifests'

- stage: DeployDev
  displayName: Deploy to dev stage
  dependsOn: Build

  variables:
  - name: k8sNamespace # Kubernetes Namespace to deploy to. This variable is scoped to the DeployDev stage.
    value: 'dev'
      
  jobs:
  - deployment: DeployDev
    displayName: Deploy to dev job
    pool:
      vmImage: ubuntu-latest

    environment: 'aksworkshop.dev' # name of the environment to target [env name.namespace]. This will pull in the Kubernetes service connection automatically

    strategy:
      runOnce:
        deploy:
          steps:
          - task: DownloadPipelineArtifact@1
            inputs:
              artifactName: 'manifests'
              downloadPath: '$(System.ArtifactsDirectory)/manifests'

          - task: KubernetesManifest@0
            displayName: Create imagePullSecret from dockerRegistryServiceConnection
            inputs:
              action: createSecret
              secretName: acr-auth # we're going to inject this as an imagePullSecret in the deployment below
              namespace: $(k8sNamespace)
              dockerRegistryEndpoint: $(dockerRegistryServiceConnection)

          - task: KubernetesManifest@0
            displayName: Create secret for MongoDB
            inputs:
              action: createSecret
              secretName: mongodb
              secretType: generic
              namespace: $(k8sNamespace)
              secretArguments: --from-literal=mongoHost=$(mongoHost) --from-literal=mongoUser=$(mongoUser) --from-literal=mongoPassword=$(mongoPassword)

          - task: KubernetesManifest@0
            displayName: Deploy to Kubernetes cluster
            inputs:
              action: deploy
              namespace: $(k8sNamespace)
              manifests: $(System.ArtifactsDirectory)/manifests/*
              imagePullSecrets: | # this automatically injects the imagePullSecret into your Kubernetes deployment configuration
                acr-auth
              containers: |
                $(imageRepository):$(tag)

          - task: KubernetesManifest@0
            displayName: Patch the deployment environment variables
            inputs:
              action: patch
              resourceToPatch: name
              name: $(imageRepository) 
              kind: Deployment
              namespace: $(k8sNamespace)
              patch: '{"spec": {"template": {"spec":{"containers":[{"name":"$(imageRepository)","env":[{"name":"TEAMNAME","value":"$(teamName)"}]}]}}}}' # replacing TEAMNAME with the value specified in the variables