# Docker

# Build and push an image to Azure Container Registry

# https://docs.microsoft.com/azure/devops/pipelines/languages/docker

trigger:

- main

resources:

- repo: self

variables:

# Variable groups

- group: acr_service_connection

- group: arm_service_connection

- group: docker_build_arguments

# Hardcoded variables

- name: imageRepository

value: "dapalpha"

- name: dockerfilePath

value: "$(Build.SourcesDirectory)/gascd_app/Dockerfile"

- name: tag

value: "$(Build.BuildId)"

- name: vmImageName

value: "ubuntu-latest"

# Environment parameters to iterate through

parameters:

- name: environments

type: object

default:

- name: dev

environment_name: 'Webapp - dev'

arm_connection: "$(dev_arm_service_connections)"

acr_connection: "$(dev_acr_connection)"

acr_name: "$(dev_acr_name)"

container_port: "$(dev_container_port)"

- name: test

environment_name: 'Webapp - test'

arm_connection: "$(test_arm_service_connections)"

acr_connection: "$(test_acr_connection)"

acr_name: "$(test_acr_name)"

container_port: "$(test_container_port)"

- name: uat

environment_name: 'Webapp - UAT'

arm_connection: "$(uat_arm_service_connections)"

acr_connection: "$(uat_acr_connection)"

acr_name: "$(uat_acr_name)"

container_port: "$(uat_container_port)"

- name: prod

environment_name: 'Webapp - prod'

arm_connection: "$(prod_arm_service_connections)"

acr_connection: "$(prod_acr_connection)"

acr_name: "$(prod_acr_name)"

container_port: "$(prod_container_port)"

stages:

# Build/deploy across environments

- ${{ each environment in parameters.environments}}:

# Build

- stage: Build_${{environment.name}}

displayName: "${{environment.name}}: Build and push stage"

condition: succeeded()

jobs:

- deployment: Build

displayName: Build

environment: "${{environment.environment_name}}"

pool:

vmImage: $(vmImageName)

strategy:

runOnce:

deploy:

steps:

- checkout: self

- task: Docker@2

displayName: Build an image

inputs:

command: build

repository: $(imageRepository)

dockerfile: $(dockerfilePath)

containerRegistry: ${{environment.acr_connection}}

arguments: >

--build-arg CONTAINER_PORT=${{environment.container_port}}

--build-arg NEXT_PUBLIC_APP_ENV=${{environment.name}}

tags: |

$(tag)

latest

- task: Docker@2

displayName: Push an image to container registry

inputs:

command: push

repository: $(imageRepository)

containerRegistry: ${{environment.acr_connection}}

tags: |

$(tag)

latest

# Test

- stage: Test_${{environment.name}}

displayName: "${{environment.name}}: Run jest tests"

dependsOn: Build_${{environment.name}}

condition: succeeded()

jobs:

- job: JestTest

displayName: Run Jests Tests

pool:

vmImage: "ubuntu-latest"

steps:

- checkout: self

- task: NodeTool@0

inputs:

versionSpec: "16.x"

- script: npm install

displayName: install dependencies

workingDirectory: gascd_app

- script: npm run test -- --reporters=default --reporters=jest-junit --outputFile=gascd_app/junit.xml

displayName: Run Jest Tests

workingDirectory: gascd_app

- task: PublishTestResults@2

displayName: Publish Test Results

inputs:

testResultsFormat: "JUnit"

searchFolder: "$(Build.SourcesDirectory)"

testResultsFiles: "gascd_app/junit.xml"

failTaskOnFailedTests: true

# Deploy

- stage: Deploy_${{environment.name}}

displayName: "${{environment.name}}: Deploy to Azure Web App"

condition: succeeded()

jobs:

- deployment: Deploy

displayName: Deploy

environment: "${{environment.name}}"

pool:

vmImage: "ubuntu-latest"

strategy:

runOnce:

deploy:

steps:

- task: AzureWebAppContainer@1

inputs:

appType: "webAppLinux"

appName: "dapalpha-${{environment.name}}-app"

azureSubscription: ${{environment.arm_connection}}

containers: "${{environment.acr_name}}.azurecr.io/$(imageRepository):$(tag)"