Create Dockerfile.ubuntu

Dockerfile.ubuntu

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+FROM ubuntu
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update \
+ && DEBIAN_FRONTEND=noninteractive apt-get -yqq install xfce4 wget xfce4-terminal xterm bzip2 tar sudo
+RUN wget https://deac-fra.dl.sourceforge.net/project/turbovnc/3.0/turbovnc_3.0_amd64.deb
+RUN dpkg -i turbovnc_3.0_amd64.deb
+
+RUN rm -fr /usr/bin/xfce4-screensaver
+RUN touch /usr/bin/xfce4-screensaver
+RUN chmod +x /usr/bin/xfce4-screensaver
+
+RUN wget -c https://archive.mozilla.org/pub/seamonkey/releases/2.53.12/linux-x86_64/en-GB/seamonkey-2.53.12.en-GB.linux-x86_64.tar.bz2 -O /opt/seamonkey.tar.bz2
+WORKDIR "/opt/"
+RUN tar -xvf seamonkey.tar.bz2
+RUN rm -f /opt/seamonkey.tar.bz2
+WORKDIR "/"
+
+RUN groupadd -g 8888 user
+RUN useradd -u 8888 -g 8888 user
+
+RUN mkdir -p /home/user/.vnc
+RUN echo $(echo qwerty | /opt/TurboVNC/bin/vncpasswd -f) > /home/user/.vnc/passwd
+RUN mkdir -p /home/user/Desktop
+RUN echo "[Desktop Entry]\n \
+		Version=1.0\n \
+		Type=Application\n \
+		Name=Seamonkey\n \
+		Comment=Web Browser\n \
+		Exec=/opt/seamonkey/seamonkey\n \
+		Icon=web-browser\n \
+		Terminal=false" > /home/user/Desktop/Seamonkey.desktop
+RUN chmod +x /home/user/Desktop/Seamonkey.desktop 
+RUN chown -R user:user /home/user
+RUN chmod 600 /home/user/.vnc/passwd
+RUN usermod -aG sudo user
+RUN usermod -s /bin/bash user
+RUN echo user:qwerty | chpasswd
+
+EXPOSE 5901
+CMD ["su", "user", "-c", "/opt/TurboVNC/bin/vncserver -fg :1"]