Files
python-ganttclient/bin/nova-ajax-proxy

89 lines
2.5 KiB
Python
Executable File

#!/usr/bin/python
import datetime
import os
import sys
# If ../nova/__init__.py exists, add ../ to Python search path, so that
# it will override what happens to be installed in /usr/(local/)lib/python...
possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
os.pardir,
os.pardir))
if os.path.exists(os.path.join(possible_topdir, 'nova', '__init__.py')):
sys.path.insert(0, possible_topdir)
from nova import utils
from nova import flags
from nova import rpc
import exceptions
import logging
import urlparse
FLAGS = flags.FLAGS
from twisted.internet import reactor
from twisted.internet import task
from twisted.web import http
from twisted.web.proxy import Proxy, ProxyRequest
class AjaxProxyRequest(ProxyRequest):
def process(self):
if 'referer' in self.received_headers:
auth_uri = self.received_headers['referer']
else:
auth_uri = self.uri
try:
auth_params = urlparse.parse_qs(urlparse.urlparse(auth_uri).query)
parsed_uri = urlparse.urlparse(self.uri)
self.uri = "http://%s:%s%s?%s"% (auth_params['host'][0], auth_params['port'][0], parsed_uri.path, parsed_uri.query)
ProxyRequest.process(self)
except (exceptions.KeyError):
pass
class AjaxProxy(Proxy):
tokens = {}
requestFactory = AjaxProxyRequest
def start(self):
conn = rpc.Connection.instance(new=True)
self.consumer = rpc.TopicConsumer(
connection=conn,
topic=FLAGS.ajax_proxy_topic)
self.consumer.register_callback(self)
task.LoopingCall(self.age).start(1.0)
task.LoopingCall(self.pollq).start(0.1)
factory = http.HTTPFactory()
factory.protocol = AjaxProxy
reactor.listenTCP(8000, factory)
reactor.run()
def age(self):
pass
def pollq(self):
self.consumer.fetch(auto_ack=True, enable_callbacks=True)
def __call__(self, data, message):
if data['method'] == 'authorize':
AjaxProxy.tokens['token'] = {'args': data['args'], 'born_at': datetime.datetime.now()}
if __name__ == '__main__':
utils.default_flagfile()
FLAGS(sys.argv)
formatter = logging.Formatter('(%(name)s): %(levelname)s %(message)s')
handler = logging.StreamHandler()
handler.setFormatter(formatter)
logging.getLogger().addHandler(handler)
ajaxproxy = AjaxProxy()
ajaxproxy.start()