Use TurboVnc

Dockerfile

@@ -2,6 +2,7 @@
 FROM ubuntu:jammy as base
 
 ENV DEBIAN_FRONTEND=noninteractive
+ENV PASSWORD=vnc4me
 RUN apt-get update
 
 # Build tools
@@ -29,6 +30,11 @@ RUN apt-get install -y x11-apps
 # develop only
 RUN apt-get install -y net-tools socat
 
+ENV PATH=$PATH:/opt/TurboVNC/bin
+RUN	mkdir ~/.vnc/
+RUN	echo $PASSWORD | vncpasswd -f > ~/.vnc/passwd
+RUN	chmod 0600 ~/.vnc/passwd
+
 EXPOSE 5900
 
 COPY app/*.sh /app/
@@ -37,3 +43,6 @@ CMD ["/app/app.sh"]
 # https://dunedlin.wordpress.com/2020/10/24/a-minimal-x11-install/
 # https://askubuntu.com/questions/1313445/how-do-i-install-vnc-on-a-headless-ubuntu-20-10
 # https://github.com/mviereck/x11docker/wiki/How-to-access-X-over-TCP-IP-network
+# https://jaydenm.com/blog/docker-x11-desktop/
+# https://github.com/karinepires/docker-secure-vncserver/blob/master/Dockerfile
+# https://github.com/theonemule/docker-opengl-turbovnc/blob/master/dockerfile

app/app.sh

@@ -2,8 +2,7 @@
 
 export DISPLAY=:${DISPLAY_NUM}
 echo Display at ${DISPLAY} with ${SCREEN_W}x${SCREEN_H}x24
-exec Xvfb ${DISPLAY} -screen 0 ${SCREEN_W}x${SCREEN_H}x24 -shmem -pixdepths 1 4 8 15 16 24 32 -fakescreenfps 60 +xinerama -fbdir /tmp >/var/log/xvfb.log &
+exec /opt/TurboVNC/bin/Xvnc ${DISPLAY} -geometry ${SCREEN_W}x${SCREEN_H} -depth 24 +xinerama -securitytypes none >/var/log/xvfb.log &
 exec icewm-session -o /var/log/icewm.log &
 exec socat TCP-LISTEN:60${DISPLAY_NUM},fork,bind=0.0.0.0 UNIX-CONNECT:/tmp/.X11-unix/X${DISPLAY_NUM} &
-exec x11vnc -nowf -display ${DISPLAY} -forever -noxdamage -shared >/var/log/x11vnc.log 2>&1
-
+bash --login

bash.sh

@@ -1,3 +0,0 @@
-#/bin/bash
-
-docker run --rm --net bridge -p 5910:5900/tcp -e DISPLAY=:99 -it xserver-vnc bash --login

run.sh

@@ -1,3 +1,4 @@
 #/bin/bash
 
-docker run -d --rm --net bridge -p 5910:5900/tcp -e DISPLAY_NUM=99 -e SCREEN_W=1536 -e SCREEN_H=960 xserver-vnc
+DISPLAY_NUM=99
+docker run --rm --net bridge -p 5910:59${DISPLAY_NUM}/tcp -e DISPLAY_NUM=${DISPLAY_NUM} -e SCREEN_W=1536 -e SCREEN_H=960 -it xserver-vnc