Dockerfile

FROM ubuntu:22.04

# currently locked to version 0.4.16
ADD https://github.com/geekuillaume/soundsync/releases/download/v0.4.16/soundsync-amd64-0.4.16.deb /

# suppress prompts for various packages during apt install
ENV DEBIAN_FRONTEND=noninteractive

RUN apt update
RUN apt install /soundsync* --yes
RUN apt install xdg-utils pulseaudio-utils --yes

# below this line inspired by (stolen from) https://github.com/TheBiggerGuy/docker-pulseaudio-example
# Set up the user
ENV UNAME pacat

RUN export UNAME=$UNAME UID=1000 GID=1000 && \
    mkdir -p "/home/${UNAME}" && \
    echo "${UNAME}:x:${UID}:${GID}:${UNAME} User,,,:/home/${UNAME}:/bin/bash" >> /etc/passwd && \
    echo "${UNAME}:x:${UID}:" >> /etc/group && \
    mkdir -p /etc/sudoers.d && \
    echo "${UNAME} ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/${UNAME} && \
    chmod 0440 /etc/sudoers.d/${UNAME} && \
    chown ${UID}:${GID} -R /home/${UNAME} && \
    gpasswd -a ${UNAME} audio

COPY pulse-client.conf /etc/pulse/client.conf

USER $UNAME
ENV HOME /home/pacat

CMD /opt/Soundsync/soundsync