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ARG APP_VERSION
ARG BASE_IMAGE=alpine:latest

FROM ${BASE_IMAGE}

RUN apk add --no-cache openssh-server fish git sudo

# default uid for git user who has access to all repos
ENV GIT_UID=1000
ENV GIT_GID=1000

# Modified ssh conf with disabled root login and no password authentication
COPY src/ssh.conf /etc/ssh/sshd_config.d/
COPY src/sudo-git /etc/sudoers.d/

# copy scrips
COPY src/env /usr/local/bin/
COPY src/init /usr/local/bin/
COPY src/git-run /usr/local/bin/
RUN chmod 755 /usr/local/bin/env
RUN chmod 755 /usr/local/bin/init
RUN chmod 755 /usr/local/bin/git-run

COPY src/version /usr/local/bin/

ENTRYPOINT ["/usr/local/bin/init"]

# license information
LABEL org.opencontainers.image.licenses="GPL-3.0-or-later"
LABEL org.opencontainers.image.authors="Matthias Jaros"
LABEL org.opencontainers.image.version="${APP_VERSION}"
LABEL org.opencontainers.image.source="https://github.com/jarlucmat/git-server"
LABEL org.opencontainers.image.url="https://github.com/jarlucmat/git-server"
LABEL org.opencontainers.image.title="git-server"
LABEL org.opencontainers.image.description="A minimal, secure Git server using SSH and Fish."
LABEL org.opencontainers.image.documentation="/usr/share/doc/git-server/LICENSE"
COPY LICENSE /usr/share/doc/git-server/LICENSE