buildspec-manifest.yml

version: 0.2
#Buildspec file for AWS Codebuild
#Generates multi-arch manifest

env:
  secrets-manager:
    DOCKERHUB_PASS: "/dockerhub/credentials:password"
    DOCKERHUB_USERNAME: "/dockerhub/credentials:username"
phases:
    install:
        commands:
            - yum update -y
    pre_build:
        commands:
            - echo Logging in to DOCKER...
            - docker login --username $DOCKERHUB_USERNAME --password $DOCKERHUB_PASS
    build:
        commands:
            - echo Build started on `date`
            - echo Building the Docker manifest...
            - VERSION=$(cat version.txt)
            - export DOCKER_CLI_EXPERIMENTAL=enabled       
            - docker manifest create $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-arm64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-amd64    
            - docker manifest annotate --arch arm64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-arm64
            - docker manifest annotate --arch amd64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-amd64
            - docker manifest create $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:latest $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-arm64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-amd64    
            - docker manifest annotate --arch arm64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-arm64
            - docker manifest annotate --arch amd64 $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION-amd64

    post_build:
        commands:
            - echo Build completed on `date`
            - echo Pushing the Docker image...
            - docker manifest push $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:$VERSION
            - docker manifest push $DOCKERHUB_USERNAME/$IMAGE_REPO_NAME:latest