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 godns

FROM alpine

MAINTAINER Tyler Stuyfzand <tyler@tystuyfzand.com>

EXPOSE 53

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

COPY etc/godns.example.conf /etc/godns.conf
COPY --from=build-env /src/godns /usr/local/bin/godns
RUN chmod +x /usr/local/bin/godns