WIP for compiling rpi2 images

Dockerfile

@@ -1,4 +1,5 @@
-FROM golang:1.10 AS builder
+ARG repo_arch
+FROM ${repo_arch}golang:1.10 AS builder
 
 RUN go get -u github.com/golang/dep/cmd/dep
 
@@ -9,7 +10,7 @@ RUN dep ensure --vendor-only
 COPY ./main.go /go/src/app/
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix nocgo -o dsched .
 
-FROM alpine:latest
+FROM ${repo_arch}busybox:latest
 WORKDIR /root/
 COPY --from=builder /go/src/app/dsched .
 

Makefile

@@ -39,6 +39,10 @@ dep-update:
 docker-build:
 	docker build -t $(DOCKER_TAG) .
 
+.PHONY: docker-build-arm
+docker-build-arm:
+	docker build --build-arg repo_arch=arm32v7/ -t $(DOCKER_TAG)-arm32v7 .
+
 .PHONY: docker-run
 docker-run:
 	docker run --rm -v /var/run/docker.sock:/var/run/docker.sock --name $(DOCKER_TAG)-run $(DOCKER_TAG)