FROM --platform=$BUILDPLATFORM golang:1.20@sha256:31a8f92b17829b3ccddf0add184f18203acfd79ccc1bcb5c43803ab1c4836cca as build ARG TARGETOS ARG TARGETARCH ADD . /src WORKDIR /src RUN make build FROM docker:23.0-dind@sha256:f23f0a4013f184f6af3a3892dd12eba74bdbc5988d2a54ae468a8a6a44078434 LABEL maintainer="Robert Kaussow " LABEL org.opencontainers.image.authors="Robert Kaussow " LABEL org.opencontainers.image.title="drone-docker-buildx" LABEL org.opencontainers.image.url="https://github.com/thegeeklab/drone-docker-buildx" LABEL org.opencontainers.image.source="https://github.com/thegeeklab/drone-docker-buildx" LABEL org.opencontainers.image.documentation="https://github.com/thegeeklab/drone-docker-buildx" ARG TARGETOS ARG TARGETARCH ARG BUILDX_VERSION # renovate: datasource=github-releases depName=docker/buildx ENV BUILDX_VERSION="${BUILDX_VERSION:-v0.10.4}" ENV DOCKER_HOST=unix:///var/run/docker.sock RUN apk --update add --virtual .build-deps curl && \ apk --update add --no-cache git coredns && \ mkdir -p /usr/lib/docker/cli-plugins/ && \ curl -SsL -o /usr/lib/docker/cli-plugins/docker-buildx \ "https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION##v}/buildx-v${BUILDX_VERSION##v}.${TARGETOS:-linux}-${TARGETARCH:-amd64}" && \ chmod 755 /usr/lib/docker/cli-plugins/docker-buildx && \ apk del .build-deps && \ rm -rf /var/cache/apk/* && \ rm -rf /tmp/* COPY --from=build /src/Corefile /etc/coredns/Corefile COPY --from=build /src/dist/drone-docker-buildx /bin/drone-docker-buildx ENTRYPOINT ["/usr/local/bin/dockerd-entrypoint.sh", "drone-docker-buildx"]