FROM alpine:latest
#https://github.com/uphy/novnc-alpine-docker
RUN \
    apk --update --upgrade add \
      bash \
      fluxbox \
      git \
      supervisor \
      xvfb \
      x11vnc \
      && \
    # Install noVNC
    git clone --depth 1 https://github.com/novnc/noVNC.git /opt/noVNC && \
    git clone --depth 1 https://github.com/novnc/websockify /opt/noVNC/utils/websockify && \
    rm -rf /opt/noVNC/.git && \
    rm -rf /opt/noVNC/utils/websockify/.git && \
    apk del git && \
    sed -i -- "s/ps -p/ps -o pid | grep/g" /opt/noVNC/utils/launch.sh 

COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
EXPOSE 8080

# Setup environment variables
ENV HOME=/root \
    DEBIAN_FRONTEND=noninteractive \
    LANG=en_US.UTF-8 \
    LANGUAGE=en_US.UTF-8 \
    LC_ALL=C.UTF-8 \
    DISPLAY=:0.0 \
    DISPLAY_WIDTH=1280 \
    DISPLAY_HEIGHT=680
RUN ln -s /usr/bin/python3 /usr/bin/python

#AJOUT BMT pour lancher xterm
RUN \
    # Install xterm
    apk add xterm && \
    apk add firefox-esr dbus ttf-freefont && \
    # Append xterm entry to supervisord.conf
    cd /etc/supervisor/conf.d && \
    echo '[program:xterm]' >> supervisord.conf && \
    echo 'command=xterm' >> supervisord.conf && \
    echo 'autorestart=true' >> supervisord.conf

#AJOUT BEN pour alias index>vnc.html
RUN \
	cd /opt/noVNC && \
	ln -s vnc.html index.html

CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf"]