112 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Bash
		
	
	
		
		
			
		
	
	
			112 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Bash
		
	
	
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								#!/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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