Add 22.04-vnc

vnc/Dockerfile.ubuntu22.04

@@ -0,0 +1,117 @@
+FROM ubuntu:22.04 as build
+
+RUN apt-get update \
+    && DEBIAN_FRONTEND=noninteractive apt-get install -y curl make gcc
+
+RUN curl -s -L https://github.com/ncopa/su-exec/archive/v0.2.tar.gz | tar zx -C /opt/ \
+    && mv /opt/su-exec* /opt/su-exec \
+    && cd /opt/su-exec \
+    && make
+
+####################################
+
+FROM ubuntu:22.04
+
+# For slim:
+#   --build-arg ADDITIONAL_APT_GET_OPTS=--no-install-recommends
+ARG ADDITIONAL_APT_GET_OPTS=""
+
+RUN echo 'path-include=/usr/share/locale/ja/LC_MESSAGES/*.mo' > /etc/dpkg/dpkg.cfg.d/includes \
+    && apt-get update \
+    && DEBIAN_FRONTEND=noninteractive apt-get install -y $ADDITIONAL_APT_GET_OPTS \
+      dbus-x11 \
+      fonts-noto-cjk \
+      ibus \
+      ibus-gtk \
+      ibus-gtk3 \
+      ibus-gtk4 \
+      ibus-mozc \
+      im-config \
+      language-pack-ja \
+      language-pack-ja-base \
+      lxde \
+      net-tools \
+      novnc \
+      sudo \
+      supervisor \
+      tzdata \
+      x11vnc \
+      xvfb \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY --from=build \
+    /opt/su-exec/su-exec /usr/sbin/su-exec
+
+# Set locale
+RUN cp /usr/share/zoneinfo/Asia/Tokyo /etc/localtime \
+    && echo 'Asia/Tokyo' > /etc/timezone \
+    && locale-gen ja_JP.UTF-8 \
+    && echo 'LC_ALL=ja_JP.UTF-8' > /etc/default/locale \
+    && echo 'LANG=ja_JP.UTF-8' >> /etc/default/locale
+ENV LANG=ja_JP.UTF-8 \
+    LANGUAGE=ja_JP:ja \
+    LC_ALL=ja_JP.UTF-8
+
+# Set default vars
+ENV DEFAULT_USER=developer \
+    DEFAULT_PASSWD=vncpasswd
+
+# Set sudoers for any user
+RUN echo "ALL ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/ALL
+
+# Change permission so that non-root user can add users and groups
+RUN chmod u+s /usr/sbin/useradd \
+    && chmod u+s /usr/sbin/groupadd
+
+# Expose VNC and noVNC ports
+EXPOSE 5900
+EXPOSE 80
+
+RUN install -o root -g root -m 0755 -d /var/run/dbus \
+    && sed -i 's|\[Session\]|&\npolkit/command=|' /etc/xdg/lxsession/LXDE/desktop.conf \
+    && ln -s /usr/share/lxde/wallpapers/lxde_green.jpg /etc/alternatives/desktop-background
+
+# Set supervisord conf
+RUN { \
+      echo '[supervisord]'; \
+      echo 'user=root'; \
+      echo 'nodaemon=true'; \
+      echo 'logfile=/var/log/supervisor/supervisord.log'; \
+      echo 'childlogdir=/var/log/supervisor'; \
+      echo '[program:dbus]'; \
+      echo 'priority=10'; \
+      echo 'command=/usr/bin/dbus-daemon --system --nofork --nopidfile'; \
+      echo '[program:lightdm]'; \
+      echo 'priority=20'; \
+      echo 'startretries=5'; \
+      echo 'command=/usr/sbin/lightdm'; \
+      echo '[program:x11vnc]'; \
+      echo 'priority=30'; \
+      echo 'startretries=5'; \
+      echo 'command=/usr/bin/x11vnc -display :0 -auth /var/run/lightdm/root/:0 -rfbauth /etc/x11vnc.passwd -xkb -forever -shared -repeat -capslock'; \
+      echo '[program:novnc]'; \
+      echo 'priority=40'; \
+      echo 'user=${USER}'; \
+      echo 'command=/usr/share/novnc/utils/launch.sh --vnc localhost:5900 --listen 80'; \
+    } > /etc/supervisor/vnc.conf.template
+
+# Set lightdm conf
+RUN { \
+        echo '#!/bin/sh'; \
+        echo 'RESOLUTION="$1"'; \
+        echo 'exec /usr/bin/Xvfb :0 -screen 0 "$RESOLUTION" -nolisten tcp'; \
+    } > /usr/local/bin/start-Xvfb.sh \
+    && chmod +x /usr/local/bin/start-Xvfb.sh \
+    && { \
+        echo '[Seat:*]'; \
+        echo 'xserver-command=/usr/local/bin/start-Xvfb.sh "${RESOLUTION}"'; \
+        echo 'autologin-user=${USER}'; \
+        echo 'autologin-user-timeout=0'; \
+        echo 'autologin-session=LXDE'; \
+    } > /etc/lightdm/lightdm.conf.template
+
+# Copy entrypoint script
+COPY docker-entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/docker-entrypoint.sh
+ENTRYPOINT ["docker-entrypoint.sh"]