112 lines
2.4 KiB
Bash
112 lines
2.4 KiB
Bash
#!/bin/bash
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# Based on: http://www.richud.com/wiki/Ubuntu_Fluxbox_GUI_with_x11vnc_and_Xvfb
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main() {
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log_i "Starting xvfb virtual display..."
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launch_xvfb
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log_i "Starting window manager..."
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launch_window_manager
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log_i "Starting VNC server..."
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run_vnc_server
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}
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launch_xvfb() {
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local xvfbLockFilePath="/tmp/.X1-lock"
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if [ -f "${xvfbLockFilePath}" ]
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then
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log_i "Removing xvfb lock file '${xvfbLockFilePath}'..."
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if ! rm -v "${xvfbLockFilePath}"
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then
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log_e "Failed to remove xvfb lock file"
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exit 1
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fi
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fi
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# Set defaults if the user did not specify envs.
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export DISPLAY=${XVFB_DISPLAY:-:1}
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local screen=${XVFB_SCREEN:-0}
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local resolution=${XVFB_RESOLUTION:-1280x960x24}
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local timeout=${XVFB_TIMEOUT:-5}
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# Start and wait for either Xvfb to be fully up or we hit the timeout.
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Xvfb ${DISPLAY} -screen ${screen} ${resolution} &
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local loopCount=0
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until xdpyinfo -display ${DISPLAY} > /dev/null 2>&1
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do
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loopCount=$((loopCount+1))
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sleep 1
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if [ ${loopCount} -gt ${timeout} ]
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then
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log_e "xvfb failed to start"
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exit 1
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fi
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done
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}
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launch_window_manager() {
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local timeout=${XVFB_TIMEOUT:-5}
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# Start and wait for either fluxbox to be fully up or we hit the timeout.
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fluxbox &
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local loopCount=0
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until wmctrl -m > /dev/null 2>&1
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do
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loopCount=$((loopCount+1))
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sleep 1
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if [ ${loopCount} -gt ${timeout} ]
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then
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log_e "fluxbox failed to start"
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exit 1
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fi
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done
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}
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run_vnc_server() {
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local passwordArgument='-nopw'
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if [ -n "${VNC_SERVER_PASSWORD}" ]
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then
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local passwordFilePath="${HOME}/.x11vnc.pass"
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if ! x11vnc -storepasswd "${VNC_SERVER_PASSWORD}" "${passwordFilePath}"
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then
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log_e "Failed to store x11vnc password"
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exit 1
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fi
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passwordArgument=-"-rfbauth ${passwordFilePath}"
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log_i "The VNC server will ask for a password"
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else
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log_w "The VNC server will NOT ask for a password"
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fi
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x11vnc -ncache 10 -ncache_cr -display ${DISPLAY} -forever ${passwordArgument} &
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wait $!
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}
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log_i() {
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log "[INFO] ${@}"
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}
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log_w() {
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log "[WARN] ${@}"
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}
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log_e() {
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log "[ERROR] ${@}"
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}
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log() {
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echo "[$(date '+%Y-%m-%d %H:%M:%S')] ${@}"
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}
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control_c() {
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echo ""
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exit
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}
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trap control_c SIGINT SIGTERM SIGHUP
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main
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exit
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