FROM ubuntu:20.04
# FROM arm=armhf/ubuntu:20.04 arm64=arm64v8/ubuntu:20.04

ARG DAPPER_HOST_ARCH
ENV HOST_ARCH=${DAPPER_HOST_ARCH} ARCH=${DAPPER_HOST_ARCH}

RUN apt-get update && \
    apt-get install -y gcc ca-certificates git wget curl vim less file kmod iptables xz-utils zip && \
    rm -f /bin/sh && ln -s /bin/bash /bin/sh

ENV GOLANG_ARCH_amd64=amd64 GOLANG_ARCH_arm=armv6l GOLANG_ARCH_arm64=arm64 GOLANG_ARCH=GOLANG_ARCH_${ARCH} \
    GOPATH=/go PATH=/go/bin:/usr/local/go/bin:${PATH} SHELL=/bin/bash

RUN wget -O - https://storage.googleapis.com/golang/go1.16.4.linux-${!GOLANG_ARCH}.tar.gz | tar -xzf - -C /usr/local

RUN curl -sL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.40.1

ENV DOCKER_URL_amd64=https://get.docker.com/builds/Linux/x86_64/docker-1.10.3 \
    DOCKER_URL_arm=https://github.com/rancher/docker/releases/download/v1.10.3-ros1/docker-1.10.3_arm \
    DOCKER_URL_arm64=https://github.com/rancher/docker/releases/download/v1.10.3-ros1/docker-1.10.3_arm64 \
    DOCKER_URL=DOCKER_URL_${ARCH}

RUN wget -O - ${!DOCKER_URL} > /usr/bin/docker && chmod +x /usr/bin/docker

ENV DAPPER_SOURCE /go/src/github.com/rancher/rke/
ENV DAPPER_RUN_ARGS --privileged -v /var/lib/docker
ENV DAPPER_OUTPUT ./bin ./dist ./build/bin
ENV DAPPER_DOCKER_SOCKET true
ENV DAPPER_ENV TAG REPO GOOS CROSS DRONE_TAG
ENV HOME ${DAPPER_SOURCE}
WORKDIR ${DAPPER_SOURCE}

ENTRYPOINT ["./scripts/entry"]
CMD ["ci"]