WebRake.py

#!/usr/bin/python
# Runs the web server and the job manager
import Globals
import Jobs

class ReverseProxied(object):
    '''Wrap the application in this middleware and configure the 
    front-end server to add these headers, to let you quietly bind 
    this to a URL other than / and to an HTTP scheme that is 
    different than what is used locally.

    In nginx:
    location /myprefix {
        proxy_pass http://192.168.0.1:5001;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Scheme $scheme;
        proxy_set_header X-Script-Name /myprefix;
        }

    :param app: the WSGI application
    '''
    def __init__(self, app):
        self.app = app

    def __call__(self, environ, start_response):
        script_name = environ.get('HTTP_X_SCRIPT_NAME', '')
        if script_name:
            environ['SCRIPT_NAME'] = script_name
            path_info = environ['PATH_INFO']
            if path_info.startswith(script_name):
                environ['PATH_INFO'] = path_info[len(script_name):]

        scheme = environ.get('HTTP_X_SCHEME', '')
        if scheme:
            environ['wsgi.url_scheme'] = scheme
        return self.app(environ, start_response)

def run():
    Globals.init()
    Jobs.init()
    import routes
    routes.app.wsgi_app = ReverseProxied(routes.app.wsgi_app)
    routes.app.run(host='0.0.0.0', port=9000, debug=True, use_reloader=False, use_debugger=True)
    Globals.Log.info("Shut down web server")
    Globals.Log.info("Exiting...")

if __name__ == '__main__':
    run()