FROM		--platform=linux/amd64 golang:buster AS builder

ARG     	TARGETPLATFORM
ARG     	TARGETOS
ARG     	TARGETARCH
ARG     	BUILDPLATFORM
ARG     	BUILDOS
ARG     	BUILDARCH
ARG     	BUILDVARIANT

ARG		VERSION
ARG		GOPATH

RUN		apt-get update && \
		apt-get install make git bash gcc && \
		git clone --depth 1 --branch "master" https://github.com/google/cadvisor.git /go/src/github.com/google/cadvisor

WORKDIR		/go/src/github.com/google/cadvisor

RUN		GOOS=$TARGETOS GOARCH=$TARGETARCH go env -w GO111MODULE=auto && \
		make build


RUN		ls -alhR --group-directories-first / |more

# ------------------------------------------
# Copied over from deploy/Dockerfile except that the "zfs" dependency has been removed
# a its not available fro Alpine on ARM

FROM		--platform=linux/amd64 alpine:latest

ARG     	TARGETPLATFORM
ARG     	TARGETOS
ARG     	TARGETARCH
ARG     	BUILDPLATFORM
ARG     	BUILDOS
ARG     	BUILDARCH
ARG     	BUILDVARIANT

ARG		VERSION
ARG		GOPATH

LABEL   author              "Olivier Le Bris"
LABEL   maintainer          "zogg"
LABEL   com.centurylinklabs.watchtower.enable=false
LABEL   org.opencontainers.image.source     "https://zogg.fr"
LABEL   org.opencontainers.image.licenses   MIT

RUN		sed -i 's,https://dl-cdn.alpinelinux.org,http://dl-4.alpinelinux.org,g' /etc/apk/repositories

RUN		apk --no-cache add libc6-compat device-mapper findutils thin-provisioning-tools && \
		echo 'hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4' >> /etc/nsswitch.conf && \
		rm -rf /var/cache/apk/*

# Grab cadvisor from the staging directory.
COPY --from=builder /go/src/github.com/google/cadvisor/_output/cadvisor /usr/bin/cadvisor

EXPOSE		8080

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

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