Add Niko server as an alternative to noVNC

Dockerfile

@@ -224,6 +224,10 @@ RUN \
     && \
     echo
 
+# Install Neko server
+COPY --from=m1k1o/neko:base /usr/bin/neko /usr/bin/neko
+COPY --from=m1k1o/neko:base /var/www /var/www
+
 # Install noVNC
 ARG NOVNC_VERSION=1.2.0
 RUN \
@@ -421,7 +425,12 @@ RUN \
         && useradd -d ${USER_HOME} -s /bin/bash ${USER} \
         && chown -R ${USER} \
             ${USER_HOME} \
-        && echo "${USER} ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
+        && echo "${USER} ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers \
+        && adduser ${USER} audio \
+        && adduser ${USER} video \
+        && adduser ${USER} pulse \
+    && \
+    echo
 
 # Add FS overlay
 COPY overlay /
@@ -442,6 +451,9 @@ ENV \
 ENV \
     MODE="primary" \
     WEB_UI_MODE="vnc" \
+    ENABLE_VNC_AUDIO="true" \
+    NEKO_PASSWORD=neko \
+    NEKO_PASSWORD_ADMIN=admin
 
 # Configure required ports
 ENV \
@@ -449,7 +461,8 @@ ENV \
     PORT_VNC="5900" \
     PORT_AUDIO_STREAM="5901" \
     PORT_NOVNC_WEB="8083" \
-    PORT_AUDIO_WEBSOCKET="32123"
+    PORT_AUDIO_WEBSOCKET="32123" \
+    NEKO_NAT1TO1=""
 
 # Expose the required ports
 EXPOSE 2222

overlay/etc/cont-init.d/70-configure_neko.sh

@@ -0,0 +1,18 @@
+
+echo "**** Configure Neko ****"
+
+
+if ([ ${WEB_UI_MODE} = "neko" ] && [ "${MODE}" != "s" ] && [ "${MODE}" != "secondary" ]); then
+    echo "Enable Neko server"
+    sed -i 's|^autostart.*=.*$|autostart=true|' /etc/supervisor.d/neko.ini  
+    if [[ -z ${NEKO_NAT1TO1} ]]; then
+        export NEKO_NAT1TO1=$(ip route get 1 | awk '{print $(NF-2);exit}')
+        echo "Setting NEKO_NAT1TO1=${NEKO_NAT1TO1}"
+    else
+        echo "User provided setting NEKO_NAT1TO1=${NEKO_NAT1TO1}"
+    fi
+else
+    echo "Disable Neko server"
+fi
+
+echo "DONE"

overlay/etc/cont-init.d/70-configure_vnc.sh

@@ -2,10 +2,8 @@
 echo "**** Configure VNC ****"
 
 if ([ ${WEB_UI_MODE} = "vnc" ] && [ "${MODE}" != "s" ] && [ "${MODE}" != "secondary" ]); then
-    
     echo "Enable VNC server"
     sed -i 's|^autostart.*=.*$|autostart=true|' /etc/supervisor.d/vnc.ini
-
     if [[ "${ENABLE_VNC_AUDIO}" == "true" ]]; then
         # Credits for this audio patch:
         #   - https://github.com/novnc/noVNC/issues/302
@@ -34,7 +32,8 @@ if ([ ${WEB_UI_MODE} = "vnc" ] && [ "${MODE}" != "s" ] && [ "${MODE}" != "second
         # Disable supervisord script
         sed -i 's|^autostart.*=.*$|autostart=false|' /etc/supervisor.d/vnc-audio.ini
     fi
-
+else
+    echo "Disable VNC server"
 fi
 
 echo "DONE"

overlay/etc/supervisor.d/neko.ini

@@ -0,0 +1,16 @@
+
+[program:neko]
+autostart=false
+autorestart=true
+priority=30
+user=%(ENV_USER)s
+command=/usr/bin/neko serve --static "/var/www" --display %(ENV_DISPLAY)s --bind :%(ENV_PORT_NOVNC_WEB)s
+environment=HOME="/home/%(ENV_USER)s",USER="%(ENV_USER)s",DISPLAY="%(ENV_DISPLAY)s"
+stopsignal=INT
+stopwaitsecs=5
+stdout_logfile=/home/%(ENV_USER)s/.cache/log/neko.log
+stdout_logfile_maxbytes=10MB
+stdout_logfile_backups=7
+stderr_logfile=/home/%(ENV_USER)s/.cache/log/neko.err.log
+stderr_logfile_maxbytes=10MB
+stderr_logfile_backups=7