FROM alpine:latest AS build
MAINTAINER "f <f@sutty.nl>"

ARG VERSION=1.8.0

RUN apk add --no-cache binutils
RUN wget https://github.com/syncthing/syncthing/releases/download/v${VERSION}/syncthing-linux-amd64-v${VERSION}.tar.gz
RUN tar x -Of syncthing-linux-amd64-v${VERSION}.tar.gz syncthing-linux-amd64-v${VERSION}/syncthing \
    > /usr/local/bin/syncthing
RUN chmod +x /usr/local/bin/syncthing
RUN strip --strip-all /usr/local/bin/syncthing

COPY ./syncthing_start.sh /usr/local/bin/syncthing_start
RUN chmod 755 /usr/local/bin/syncthing_start

FROM sutty/monit:latest

# Syncthing runs with the same uid and gid for Sutty so ownership is
# kept, since ST doesn't sync these.
RUN addgroup -g 82 -S syncthing
RUN adduser -s /bin/sh -G syncthing -D -u 1000 -h /home/syncthing syncthing

RUN apk add --no-cache ca-certificates daemonize

COPY ./monit.conf /etc/monit.d/syncthing.conf
COPY --from=build /usr/local/bin/syncthing_start /usr/local/bin/syncthing_start
COPY --from=build /usr/local/bin/syncthing /usr/local/bin/syncthing

EXPOSE 22000
EXPOSE 22000/udp

VOLUME /home/syncthing