delivery.yaml

build_steps:
    - desc: Prepare Environment
      cmd: |
        apt-get update
        apt-get install -y jq

    - desc: Build and push docker images
      cmd: |
        # Please bump PATCH_VERSION if you change etcd.py or Dockerfile
        PATCH_VERSION=p24
        STOP_VERSION=2.3

        ETCD_VERSIONS=$(curl -sL "https://api.github.com/repos/etcd-io/etcd/releases?per_page=100" | jq -r .[].name | sed -n 's/^v\([^-]*\)$/\1/p' | sort -urV)
        ETCD_MAJOR_VERSIONS=$(sed 's/\.[0-9]*$//g' <<< "$ETCD_VERSIONS" | sort -urV)

        for major_version in $ETCD_MAJOR_VERSIONS; do
            version=$(egrep -m 1 "^${major_version/\./\\.}\." <<< "$ETCD_VERSIONS")

            if [[ ! -z $prev ]]; then
                IMAGE="registry-write.opensource.zalan.do/acid/etcd-cluster:$prev-$PATCH_VERSION"
                docker build --build-arg ETCDVERSION_PREV=$version --build-arg ETCDVERSION=$prev -t $IMAGE .

                # push docker images only for commits to the master branch
                if [[ "x${CDP_SOURCE_BRANCH}" == "x" && "x${CDP_TARGET_BRANCH}" == "xmaster" ]]; then
                    docker push $IMAGE
                fi
            fi

            [[ $major_version == $STOP_VERSION ]] && break

            prev=$version
        done

        docker images