59 lines
3.3 KiB
Bash
59 lines
3.3 KiB
Bash
#!/bin/bash
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# Boots the desktop: X server, window manager, VNC and the noVNC web viewer.
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set -u
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mkdir -p /home/bot/.fluxbox /home/bot/Desktop && cp -n /etc/anybot/fluxbox-init /home/bot/.fluxbox/init 2>/dev/null
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cp -n /etc/anybot/overlay /home/bot/.fluxbox/overlay 2>/dev/null
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cp -n /etc/anybot/Xresources /home/bot/.Xresources 2>/dev/null
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cp /etc/anybot/menu /home/bot/.fluxbox/menu 2>/dev/null
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chown -R bot:bot /home/bot
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rm -f /tmp/.X1-lock /tmp/.X11-unix/X1
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# One TigerVNC server is the screen and the VNC server (was Xvfb + x11vnc, which polls the
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# screen for changes). VNC only on 127.0.0.1 inside the box, with the box's VNC password when the
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# app gave one (VNC_PASSWORD), as before.
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GEOM="${SCREEN_SIZE%x*}"
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if [ -n "${VNC_PASSWORD:-}" ]; then
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mkdir -p /home/bot/.vnc
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printf '%s\n' "$VNC_PASSWORD" | vncpasswd -f > /home/bot/.vnc/passwd && chmod 600 /home/bot/.vnc/passwd
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VNC_SEC="-SecurityTypes VncAuth -rfbauth /home/bot/.vnc/passwd"
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else
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VNC_SEC="-SecurityTypes None"
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fi
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Xtigervnc :1 -geometry "$GEOM" -depth 24 -rfbport 5900 -localhost $VNC_SEC -AlwaysShared -AcceptCutText -SendCutText \
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-UseBlacklist 0 -IdleTimeout 0 -MaxIdleTime 0 -MaxDisconnectionTime 0 -MaxConnectionTime 0 -s 0 -dpms -desktop "Bot 的電腦" -ac -noreset \
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>/tmp/xvnc.log 2>&1 &
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XVFB_PID=$!
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for i in $(seq 1 50); do xdpyinfo -display :1 >/dev/null 2>&1 && break; sleep 0.1; done
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# The session bus and the accessibility registry; tools started later over `docker exec`
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# (anybot-a11y, anybot-browser) join this bus through /tmp/anybot-dbus.env.
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su bot -c 'cd /home/bot && dbus-launch --sh-syntax > /tmp/anybot-dbus.sh' && . /tmp/anybot-dbus.sh
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printf 'DBUS_SESSION_BUS_ADDRESS=%s\n' "$DBUS_SESSION_BUS_ADDRESS" > /tmp/anybot-dbus.env && chmod 644 /tmp/anybot-dbus.env
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export DBUS_SESSION_BUS_ADDRESS
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for c in /usr/libexec/at-spi-bus-launcher /usr/lib/at-spi2-core/at-spi-bus-launcher; do
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[ -x "$c" ] && { su bot -c "DISPLAY=:1 DBUS_SESSION_BUS_ADDRESS=$DBUS_SESSION_BUS_ADDRESS $c --launch-immediately >/tmp/atspi-bus.log 2>&1 &"; break; }
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done
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for c in /usr/libexec/at-spi2-registryd /usr/lib/at-spi2-core/at-spi2-registryd; do
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[ -x "$c" ] && { su bot -c "DISPLAY=:1 DBUS_SESSION_BUS_ADDRESS=$DBUS_SESSION_BUS_ADDRESS $c >/tmp/atspi-registry.log 2>&1 &"; break; }
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done
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su bot -c "DBUS_SESSION_BUS_ADDRESS=$DBUS_SESSION_BUS_ADDRESS gsettings set org.gnome.desktop.interface toolkit-accessibility true" 2>/dev/null || true
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su bot -c "DISPLAY=:1 DBUS_SESSION_BUS_ADDRESS=$DBUS_SESSION_BUS_ADDRESS xrdb -nocpp -merge /home/bot/.Xresources"
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su bot -c "DISPLAY=:1 DBUS_SESSION_BUS_ADDRESS=$DBUS_SESSION_BUS_ADDRESS fluxbox >/tmp/fluxbox.log 2>&1 &"
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(sleep 1.5; xsetroot -display :1 -solid '#2b2f36') &
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xsetroot -display :1 -solid '#2b2f36'
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websockify --web /usr/share/novnc 6080 localhost:5900 >/tmp/novnc.log 2>&1 &
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WEBSOCKIFY_PID=$!
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# Say ready only once the viewer's port listens: the app opens noVNC on this flag, and a too
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# early file meant the first viewer load 404'd.
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(
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for i in $(seq 1 100); do
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python3 -c "import socket; socket.create_connection(('127.0.0.1', 6080), 0.5)" 2>/dev/null && break
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sleep 0.2
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done
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echo "anybot-box ready" > /tmp/anybot-box.ready
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) &
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# When the desktop's heart stops, the container ends too (it used to sit there as Running
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# with a dead X server, and every screen action failed forever).
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wait $XVFB_PID
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kill $WEBSOCKIFY_PID 2>/dev/null
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pkill -u bot fluxbox 2>/dev/null
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exit 1
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