# build stage
FROM golang:alpine AS build-env
RUN apk --no-cache add build-base git gcc
RUN go get github.com/ThomasLeister/prosody-filer
RUN cd $GOPATH/src/github.com/ThomasLeister/prosody-filer; \
    VERSIONSTRING="$(git describe --tags --exact-match || git rev-parse --short HEAD)"; \
    echo "Building version ${VERSIONSTRING} of Prosody-Filer ..." \
   ./build.sh

# final stage
FROM alpine
WORKDIR /app
COPY --from=build-env /go/bin/prosody-filer /app/
ENTRYPOINT /app/prosody-filer