ARG ARCH

# STEP 1 build executable binary
FROM amd64/golang:1.16.0-alpine3.13@sha256:12603018421615d3d2c229119ffd263dcf34b152350af63b69d62671b39a2196 AS builder-amd64
FROM arm32v7/golang:1.16.0-alpine3.13@sha256:1eeb5ebd41362acd7a0540f2d0fdc915befaa28ad5a3242de7574054673eeafe AS builder-arm
FROM arm64v8/golang:1.16.0-alpine3.13@sha256:e1645e884060c64b46789c1b65e6d4586608244088f08da90997b28559a10ae5 AS builder-arm64
FROM builder-${ARCH} AS builder

ENV CADVISOR_VERSION="v0.37.5"

WORKDIR $GOPATH/src/github.com/google/cadvisor

RUN apk upgrade --no-cache && apk add \
    libc6-compat="1.2.2-r0" \
    device-mapper="2.02.187-r1" \
    findutils="4.8.0-r0" \
    zfs="2.0.1-r0" \
    build-base="0.5-r2" \
    linux-headers="5.7.8-r0" \
    bash="5.1.0-r0" \
    git="2.30.1-r0" \
    wget="1.21.1-r1" \
    curl="7.74.0-r0" \
    tar="1.33-r1" && \
    curl -L "https://github.com/google/cadvisor/archive/${CADVISOR_VERSION}.tar.gz" | tar xvz --strip 1 && \
    ./build/build.sh

# STEP 2 build the image including only the binary
FROM amd64/alpine:3.13.1@sha256:3747d4eb5e7f0825d54c8e80452f1e245e24bd715972c919d189a62da97af2ae AS base-amd64
FROM arm32v7/alpine:3.13.1@sha256:817f5bc4194eccd71ad9afe9c2eb7e73a5841180a88a385229bd38ab6daf005b AS base-arm
FROM arm64v8/alpine:3.13.1@sha256:019c59128325536e838a5f36028db214335129f9aa83214cc2c60c10dc1797ac AS base-arm64
FROM base-${ARCH}

RUN apk upgrade --no-cache && apk add \
    libc6-compat="1.2.2-r0" \
    device-mapper="2.02.187-r1" \
    findutils="4.8.0-r0" \
    zfs="2.0.1-r0" && \
    rm -rf /var/cache/apk/*

COPY --from=builder /go/src/github.com/google/cadvisor/cadvisor /usr/bin/cadvisor

EXPOSE 8080

HEALTHCHECK --interval=30s --timeout=3s CMD wget --quiet --tries=1 --spider http://127.0.0.1:8080/healthz || exit 1

ENTRYPOINT ["/usr/bin/cadvisor", "-logtostderr"]