#!/usr/bin/env python
# -*- coding: utf-8 -*-

""" Start Pymol and Bokeh server """

from __future__ import print_function

import time
import shlex
import subprocess

__author__ = "Jérôme Eberhardt"
__copyright__ = "Copyright 2016, Jérôme Eberhardt"

__lience__ = "MIT"
__maintainer__ = "Jérôme Eberhardt"
__email__ = "qksoneo@gmail.com"


def execute_command(cmd_line):
    args = shlex.split(cmd_line)
    p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    output, errors = p.communicate()

    return output, errors


def start_screen_command(cmd, session_name):
    cmd_line = "screen -d -m -S %s %s" % (session_name, cmd)
    return execute_command(cmd_line)


def stop_screen_command(session_name):
    cmd_line = "screen -S %s -X quit" % session_name
    return execute_command(cmd_line)


def main():

    try:
        # Start Bokeh server and PyMOL
        start_screen_command("bokeh serve", "visu_bokeh")
        start_screen_command("pymol -R", "visu_pymol")

        while True:
            time.sleep(3600)

    except KeyboardInterrupt:
        pass

    finally:
        # Kill all screen session
        stop_screen_command("visu_bokeh")
        stop_screen_command("visu_pymol")

if __name__ == "__main__":
    main()

#!/usr/bin/env python
# -*- coding: utf-8 -*-

""" Start Pymol and Bokeh server """

from __future__ import print_function

import time
import shlex
import subprocess

__author__ = "Jérôme Eberhardt"
__copyright__ = "Copyright 2016, Jérôme Eberhardt"

__lience__ = "MIT"
__maintainer__ = "Jérôme Eberhardt"
__email__ = "qksoneo@gmail.com"


def execute_command(cmd_line):
    args = shlex.split(cmd_line)
    p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    output, errors = p.communicate()

    return output, errors

def start_screen_command(cmd, session_name):
    cmd_line = "screen -d -m -S %s %s" % (session_name, cmd)
    return execute_command(cmd_line)

def stop_screen_command(session_name):
    cmd_line = "screen -S %s -X quit" % session_name
    return execute_command(cmd_line)


def main():

    try:
        # Start Bokeh server and PyMOL
        start_screen_command("bokeh serve", "visu_bokeh")
        start_screen_command("pymol -R", "visu_pymol")
        
        # Dirty hack to be sure Bokeh and Pymol are running...
        while True:
            time.sleep(3600)

    except KeyboardInterrupt:
        pass

    finally:
        # Kill all screen session
        stop_screen_command("visu_bokeh")
        stop_screen_command("visu_pymol")

if __name__ == "__main__":
    main()

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