FROM golang:1.12-alpine as build
RUN apk add -U git && git clone https://github.com/jimmidyson/configmap-reload/
RUN go get github.com/fsnotify/fsnotify
RUN cd configmap-reload/ && CGO_ENABLED=0 GOARCH=arm GOOS=linux go \
    build --installsuffix cgo -ldflags="-s -w -extldflags '-static'" -a -o \
    ./out/configmap-reload-linux-arm configmap-reload.go

FROM gcr.io/distroless/base
COPY --from=build /go/configmap-reload/out/configmap-reload-linux-arm /configmap-reload

ENTRYPOINT ["/configmap-reload"]