FROM golang:alpine AS build-env

ADD . /src
RUN apk --no-cache add git gcc musl-dev
RUN cd /src && go get -d && go build -o linkinfo service/main.go

FROM alpine

MAINTAINER Tyler Stuyfzand <tyler@tystuyfzand.com>

EXPOSE 53

RUN apk --no-cache add tini
ENTRYPOINT ["/sbin/tini", "-g", "--"]
CMD ["linkinfo"]

COPY --from=build-env /src/linkinfo /usr/local/bin/linkinfo
RUN chmod +x /usr/local/bin/linkinfo