mumble/Dockerfile

# Original maintainer https://hub.docker.com/r/phlak/mumble
# LABEL maintainer="Chris Kankiewicz <Chris@ChrisKankiewicz.com>"

FROM alpine:3.11 AS downloader
LABEL maintainer="Drew Short <warrick@sothr.com>"

ARG MUMBLE_VERSION=1.3.0
ARG MUMBLE_SHA256=bda9dc3abe70e8dc820cc91aa33c4087b05001ab7995d039311b3396b7291609
ARG BZIP_URL=https://github.com/mumble-voip/mumble/releases/download/${MUMBLE_VERSION}/murmur-static_x86-${MUMBLE_VERSION}.tar.bz2

WORKDIR /tmp

RUN mkdir -pv /opt/mumble /etc/mumble
RUN apk add --update ca-certificates bzip2 tar curl
RUN curl -LSo murmur.tar.bz2 ${BZIP_URL} \
    && echo "${MUMBLE_SHA256}  /tmp/murmur.tar.bz2" | sha256sum -c \
    && tar -xjf /tmp/murmur.tar.bz2 --strip-components=1 -C /opt/mumble 

FROM alpine:3.11
LABEL maintainer="Drew Short <warrick@sothr.com>"

ARG USER_ID=9000

WORKDIR /opt/mumble

RUN mkdir -pv /opt/mumble /etc/mumble
RUN adduser -DHs /sbin/nologin -u ${USER_ID} mumble

COPY --from=downloader /opt/mumble /opt/mumble
COPY files/config.ini /etc/mumble/config.ini
COPY files/supw /usr/local/bin/supw

RUN chmod +x /usr/local/bin/supw
RUN apk add --update ca-certificates tzdata \
    && rm -rf /var/cache/apk/* \
    && chown -R mumble:mumble /etc/mumble /opt/mumble

EXPOSE 64738 64738/udp

USER mumble

VOLUME /etc/mumble

CMD ["/opt/mumble/murmur.x86", "-fg", "-ini", "/etc/mumble/config.ini"]