version: 0.2

env:
  git-credential-helper: yes
  exported-variables:
    - CODEBUILD_BUILD_ID
    - ECS_AGENT_RPM
    - AGENT_VERSION
    - INIT_VERSION
    - GIT_COMMIT_SHORT_SHA

phases:
  install:
    commands:
      - architecture=""
      # Same buildspec for different architectures - detect the architecture here and rename the artifacts accordingly
      - |
        case $(uname -m) in
          x86_64)
            architecture="amd64"
          ;;
          aarch64)
            architecture="arm64"
          ;;
        esac

      - GOVERSION="$(cat GO_VERSION)"
      - GOLANG_TAR="go${GOVERSION}.linux-${architecture}.tar.gz"

      # Need to install GOLANG explicitly as required versions do not come preinstalled
      # Remove existing go installation and install downloaded binaries
      - rm -rf /root/.goenv/
      - wget -O /tmp/${GOLANG_TAR} https://storage.googleapis.com/golang/${GOLANG_TAR}
      - tar -C /usr/local -xzf /tmp/${GOLANG_TAR}

      # Set appropriate environment variables
      - export GOROOT=/usr/local/go
      - export GOPATH=$HOME/go
      - export GOBIN=$GOPATH/bin
      - export PATH=$PATH:$GOROOT/bin:$GOBIN
      - which go
      - go version

  build:
    commands:
      - echo "Building agent image"
      - AGENT_VERSION=$(cat VERSION)
      # Read init version from changelog, using this as the source because of possible scenario of '-2', '-3'.. init suffix releases
      - INIT_VERSION=$(head -n 1 scripts/changelog/CHANGELOG_MASTER)
      - INIT_VERSION=$(echo $INIT_VERSION | tr -d '[:space:]')

      # Git short sha - used to name artifacts and make release json
      # This variable is exported
      - GIT_COMMIT_SHORT_SHA=$(git rev-parse --short=8 HEAD)

      # Different names of under which tar is released
      - ECS_AGENT_TAR="ecs-agent-v${AGENT_VERSION}.tar"
      - ECS_AGENT_LATEST_TAR="ecs-agent-latest.tar"
      - ECS_AGENT_GITSHORTSHA_TAR="ecs-agent-${GIT_COMMIT_SHORT_SHA}.tar"

      # RPM
      - ECS_AGENT_RPM="amazon-ecs-init-${INIT_VERSION}.x86_64.rpm"

      # Directory/GOPATH restructuring needed for CodePipeline
      - cd ../..
      - GITHUBUSERNAME=$(ls)
      - mkdir -p src/github.com/
      - mv $GITHUBUSERNAME src/github.com/aws
      - export GOPATH=$GOPATH:$(pwd)
      - cd src/github.com/aws/amazon-ecs-agent

      # Build agent tar and rpm
      - GO111MODULE=auto
      - make release-agent
      - make generic-rpm-integrated
      - ls

      # Rename artifacts for arm architecture
      - |
        if [[ $architecture == "arm64" ]] ; then
          mv $ECS_AGENT_TAR "ecs-agent-arm64-v${AGENT_VERSION}.tar"
          ECS_AGENT_RPM="amazon-ecs-init-${INIT_VERSION}.aarch64.rpm"
          ECS_AGENT_TAR="ecs-agent-arm64-v${AGENT_VERSION}.tar"
          ECS_AGENT_LATEST_TAR="ecs-agent-arm64-latest.tar"
          ECS_AGENT_GITSHORTSHA_TAR="ecs-agent-arm64-${GIT_COMMIT_SHORT_SHA}.tar"
        fi

      # Make copies of agent under different names; Same tar - different names
      - cp $ECS_AGENT_TAR $ECS_AGENT_LATEST_TAR
      - cp $ECS_AGENT_TAR $ECS_AGENT_GITSHORTSHA_TAR

      # md5 file names
      - ECS_AGENT_TAR_MD5="${ECS_AGENT_TAR}.md5"
      - ECS_AGENT_LATEST_TAR_MD5="${ECS_AGENT_LATEST_TAR}.md5"
      - ECS_AGENT_GITSHORTSHA_TAR_MD5="${ECS_AGENT_GITSHORTSHA_TAR}.md5"

      # Create md5 file names
      - md5sum $ECS_AGENT_TAR | awk '{print $1}' > $ECS_AGENT_TAR_MD5
      - md5sum $ECS_AGENT_LATEST_TAR | awk '{print $1}' > $ECS_AGENT_LATEST_TAR_MD5
      - md5sum $ECS_AGENT_GITSHORTSHA_TAR | awk '{print $1}' > $ECS_AGENT_GITSHORTSHA_TAR_MD5

      # json file names 
      - ECS_AGENT_TAR_JSON="${ECS_AGENT_TAR}.json"
      - ECS_AGENT_LATEST_TAR_JSON="${ECS_AGENT_LATEST_TAR}.json"
      - ECS_AGENT_GITSHORTSHA_TAR_JSON="${ECS_AGENT_GITSHORTSHA_TAR}.json"

      # Create jsons
      - echo "{\"agentVersion\":\"v${AGENT_VERSION}\"}" | tee $ECS_AGENT_TAR_JSON $ECS_AGENT_LATEST_TAR_JSON $ECS_AGENT_GITSHORTSHA_TAR_JSON


artifacts:
  files:
    # tars
    - $ECS_AGENT_TAR
    - $ECS_AGENT_LATEST_TAR
    - $ECS_AGENT_GITSHORTSHA_TAR

    # md5
    - $ECS_AGENT_TAR_MD5
    - $ECS_AGENT_LATEST_TAR_MD5
    - $ECS_AGENT_GITSHORTSHA_TAR_MD5

    # json
    - $ECS_AGENT_TAR_JSON
    - $ECS_AGENT_LATEST_TAR_JSON
    - $ECS_AGENT_GITSHORTSHA_TAR_JSON

    # rpm
    - $ECS_AGENT_RPM

    # ECS Anywhere install script
    - 'scripts/ecs-anywhere-install.sh'