ngc-matlab: It works only if client proxy host/port must match

* We need to vncserver/novnc to *ignore* host/port differences...

Author: achimnol

build.py

@@ -383,5 +383,7 @@ def main(build, list_builds, _auto_push):
 
         build_kernel('vendor/ngc-rapids',  '0.5-rapids-py3')
 
+        build_kernel('vendor/ngc-matlab', 'r2019b')
+
 if __name__ == '__main__':
     main()

vendor/ngc-matlab/Dockerfile renamed to vendor/ngc-matlab/Dockerfile.r2019b

@@ -1,14 +1,20 @@
 #! /bin/sh
 # reference: /bin/run.sh
 
-SUEXEC="/opt/kernel/su-exec $USER_ID:$GROUP_ID"
-
+echo "Setting up noVNC auto-connection"
 rm /opt/noVNC/index.html
 ln -s /opt/noVNC/redirect.html /opt/noVNC/index.html
 
 rm -rf /tmp/.X*
 
-"$SUEXEC" /usr/bin/vncserver -geometry 1600x1200 > /dev/null 2>&1
+echo "Starting background VNC server"
+export PASSWORD=matlab
+printf "${PASSWORD}\n${PASSWORD}\n\n" | /opt/kernel/su-exec $LOCAL_USER_ID:$LOCAL_GROUP_ID vncpasswd
+
+ls -al /home/work
+/opt/kernel/su-exec $LOCAL_USER_ID:$LOCAL_GROUP_ID /usr/bin/vncserver -geometry 1600x1200
+
+echo "VNC server is started."
 
 # The next line is executed by the kernel runner's service port handler.
 # "$SUEXEC" /opt/noVNC/utils/launch.sh --listen 6080 --vnc localhost:5901 > /dev/null 2>&1 &