# Docker
# Build and push an image to Azure Container Registry
# https://docs.microsoft.com/azure/devops/pipelines/languages/docker

pr:
  branches:
    include:
      - staging
    exclude:
      - develop
      - production

resources:
  repositories:
    - repository: repo1
      type: github
      endpoint: endpoint1 # service connection that you create to be able to talk with github
      name: name/repo2_name
      trigger: true
    - repository: repo2
      type: github
      endpoint: endpoint1 # service connection that you create to be able to talk with github
      name: name/repo2_name
      trigger: true
  containers:
    - container: container-name
      image: container.registry/container-name
      endpoint: ACR-endpoint # service connection that you create to be able to talk with ACR

variables:
- group: group-name # The variable group name that you can see in the ui - you expose it, so you can use the variables in it by hierarchy
  # Container registry service connection established during pipeline creation
- name: dockerRegistryServiceConnection
  value: "<docker_registry_service_connection_value"
- name: imageRepository
  value: "<image_repo_name>"
- name: containerRegistry
  value: "<container_registry>"
  #System.Debug: true

stages:
  - stage: Fetch
    condition: eq(variables['Build.Repository.Name'], 'repo1')
    displayName: Fetch, build and upload
    jobs:
      - job: Fetch
        displayName: Fetch and Build
        steps:
          - checkout: repo1
          - task: NodeTool@0
            inputs:
              versionSpec: '14.16.1'
          - script: |
             npm install
            displayName: npm install
          - task: DownloadSecureFile@1
            name: securefile1
            inputs:
              secureFile: "file1.env"
          - script: |
             cp $(securefile1.secureFilePath) $(Build.SourcesDirectory)/.env
          - script: |
             npm run prod
            displayName: npm run prod
          - task: PublishPipelineArtifact@1
            inputs:
              targetPath: build/
              artifactName: staticall
          - task: PublishPipelineArtifact@1
            inputs:
              targetPath: build/static/css
              artifactName: staticcss
          - task: PublishPipelineArtifact@1
            inputs:
              targetPath: build/static/js
              artifactName: staticjs

  - stage: Build
    condition: or(succeeded(), eq(variables['Build.Repository.Name'], 'repo2'))
    displayName: Build and push stage
    jobs:
      - job: Build
        displayName: Build
        steps:
          - checkout: repo2
          - task: DownloadSecureFile@1
            name: npmrc
            inputs:
              secureFile: ".npmrc"
          - script: sudo cp $(npmrc.secureFilePath) $(Build.Repository.LocalPath)
            displayName: Copy .npmrc file to working directory
          - bash: |
              sudo mkdir -p $(Build.Repository.LocalPath)/static/js #Create path for files if doesn't exit
              sudo mkdir -p $(Build.Repository.LocalPath)/static/css
              sudo chown -R vsts:vsts $(Build.Repository.LocalPath)
            displayName: Create all needed directories
          - task: DownloadPipelineArtifact@2
            inputs:
              source: current
              artifact: staticcss
              path: $(Build.Repository.LocalPath)/static/css
            displayName: Download  staticcss artifact
          - task: DownloadPipelineArtifact@2
            inputs:
              source: current
              artifact: staticjs
              path: $(Build.Repository.LocalPath)/static/js
            displayName: Download staticjs artifact
          - task: DownloadPipelineArtifact@2
            inputs:
              source: current
              artifact: staticall
              path: $(Build.Repository.LocalPath)/static/
            displayName: Download  staticall artifact
          - bash: | #DEBUG - see that everything is in place
              echo $(Build.Repository.LocalPath)
              ls $(Build.Repository.LocalPath)
              echo
              echo STATIC
              ls $(Build.Repository.LocalPath)/static
              echo
              echo STATICCSS
              ls $(Build.Repository.LocalPath)/static/css
              echo
              echo STATICJS
              ls $(Build.Repository.LocalPath)/static/js
            displayName: Content and path of all artifacts
            continueOnError: true
          - task: Docker@2
            displayName: Build and push an image to container registry
            inputs:
              serviceConnection:
              containerRegistry: "$(containerRegistry)" 
              repository: "$(imageRepository)"
              command: "buildAndPush"
              Dockerfile: "**/Dockerfile"
              tags: "my-container-image"
            condition: succeededOrFailed()

  - stage: Run
    condition: succeeded()
    displayName: Activate the App
    jobs:
      - job: StartAndConnect
        displayName: Connect APPGW to container
        steps:
          - task: DownloadSecureFile@1
            name: securefile3
            inputs:
              secureFile: securefile3.env"
          - task: AzureCLI@2
            displayName: Get container IP
            inputs:
              azureSubscription: azurerm-connection # Name of service connection to azure resources
              scriptType: bash
              scriptLocation: inlineScript
              inlineScript: |
                file1_envfile=$(securefile3.secureFilePath)
                file2_pass=$(registrypass)
                echo CREATING CONTAINER...
                az container create -g my-resourcegroup --name my-container --image container.regostry/container-name:my-container-image --registry-username username --registry-password $registrypass --ip-address Private --location eastus --os-type Linux --command-line "/bin/bash -c 'az login --identity; npm run start-app'" --ports 443 --vnet myvnet --subnet ci-subnet --assign-identity "<some-identity>" --environment-variables $(cat $file1_envfile | xargs)
                ACI_IP=$(az container show -g my-resourcegroup --name my-container --query ipAddress.ip -o tsv)
                echo "info: $ACI_IP"
                echo
                echo CHAGING APPLICATION GATEWAY my-appgw BACKENDPOOL IP
                az network application-gateway address-pool update -g my-resourcegroup --gateway-name my-appgw -n my-bp --servers $ACI_IP