backend.yaml

# don't trigger on branch
trigger:
  branches:
    exclude:
      - '*'

# trigger on pr
pr:
  autoCancel: true
  branches:
    include:
      - '*'
  paths:
    include:
      - code/backend
      - code/common
      - delivery/azure/pipelines/backend.yml
    exclude:
      - bin
      - code/backend/README.md
      - code/common/README.md
      - delivery
      - Dockerfile.backend
      - Dockerfile.frontend
      - Makefile
      - mk
      - nix
      - README.md
      - terraform.tfstate
      - Vagrantfile

jobs:
- template: templates/backend/k8s.yml
- template: templates/build_job.yml
  parameters:
    environment: backend
    dockerTag: 20190327153126
    endpoint: foo
    registry: foo.azurecr.io

build_job.yaml

jobs:
- job: 'build_${{ parameters.environment }}'
  pool:
    vmImage: 'ubuntu-16.04'
  steps:
    - task: Docker@1
      displayName: 'azure docker login'
      inputs:
        command: login
        azureSubscriptionEndpoint: ${{ parameters.endpoint }}
        azureContainerRegistry: ${{ parameters.registry }}
    - script: |
        docker run -v $(pwd):/src -w /src bojo/nixos-builder-${{ parameters.environment }}:${{ parameters.dockerTag }} /usr/bin/env bash -c "nix-build -A ${{ parameters.environment }} release.nix && mkdir out && cp -rfL result/* out/"
        docker build -f Dockerfile.${{ parameters.environment }}.runtime -t ${{ parameters.registry }}/genericportal-${{ parameters.environment }}:$(Build.BuildId) .
        docker push ${{ parameters.registry }}/genericportal-${{ parameters.environment }}:latest
        docker push ${{ parameters.registry }}/genericportal-${{ parameters.environment }}:$(Build.BuildId)
      displayName: 'build ${{ parameters.environment }} release'