FROM alpine:3.18

RUN \
  apk -U add rsyslog rsyslog-mmutf8fix

COPY run.sh /

EXPOSE 514/tcp
EXPOSE 514/udp

ENV TARGET_HOST="127.0.0.1"
ENV TARGET_PROTO="tcp"
ENV TARGET_PORT="514"
ENV DEBUG="0"

VOLUME [ "/extraconfig" ]

ENTRYPOINT ["/bin/sh", "/run.sh"]