td4a-server

#! /usr/bin/env python
from td4a import app
from td4a.models.filters import filters_load
from td4a.models.inventory import inventory_load
from argparse import ArgumentParser, RawTextHelpFormatter
import os
from twisted.internet import reactor
from twisted.web.server import Site
from twisted.web.wsgi import WSGIResource

def parse_args():
    """ parse the cli args and add environ
    """
    parser = ArgumentParser(description='',
                            formatter_class=RawTextHelpFormatter)
    parser.add_argument('-f', action="store", dest="custom_filters",
                        required=False,
                        help="A folder containing custom filters.")
    parser.add_argument('-i', action="append", dest="inventory_source",
                        required=False,
                        help="A folder containing the inventory.")
    parser.add_argument('-v', action="store", dest="vault_secret",
                        required=False,
                        help="A vault secret.")
    parser.add_argument('-m', action="store", dest="ui_mode",
                        choices=['jinja', 'schema'],
                        required=False,
                        default='jinja',
                        help="The mode for the UI. (default: jinja)")
    args = parser.parse_args()
    args.username = os.environ.get('COUCH_USERNAME', False)
    args.password = os.environ.get('COUCH_PASSWORD', False)
    args.url = os.environ.get('COUCH_URL', False)
    return args

def main():
    print "Loading..."
    app.args = parse_args()
    app.filters = filters_load(app.args.custom_filters)
    if app.args.inventory_source:
        app.inventory = inventory_load(inventory_sources=app.args.inventory_source,
                                       vault_secret=app.args.vault_secret)
    reactor_args = {}
    app.debug = False
    def wsgi():
        resource = WSGIResource(reactor, reactor.getThreadPool(), app)
        site = Site(resource)
        reactor.listenTCP(5000, site)
        reactor.run(**reactor_args)
    if app.debug:
        reactor_args['installSignalHandlers'] = 0
        import werkzeug.serving
        wsgi = werkzeug.serving.run_with_reloader(wsgi)
    print "Ready."
    wsgi()

if __name__ == '__main__':
    main()