Commit c138af26 authored by Guillaume Seguin's avatar Guillaume Seguin

Merge branch 'master' of github.com:kliment/Printrun

parents 89d0072d bbd016dc
import tornado.ioloop
import tornado.web
import tornado.websocket
import base64
import logging
import logging.config
import tornado.httpserver
import tornado.ioloop
import tornado.web
log = logging.getLogger("root")
def authenticate(realm, authenticator,user_extractor) :
"""
This is a basic authentication interceptor which
protects the desired URIs and requires
authentication as per configuration
"""
def wrapper(self, transforms, *args, **kwargs):
def _request_basic_auth(self):
if self._headers_written:
raise Exception('headers have already been written')
# If this is a websocket accept parameter-based (user/password) auth:
if hasattr(self, 'stream'):
"""
self.stream.write(tornado.escape.utf8(
"HTTP/1.1 401 Unauthorized\r\n"+
"Date: Wed, 10 Apr 2013 02:09:52 GMT\r\n"+
"Content-Length: 0\r\n"+
"Content-Type: text/html; charset=UTF-8\r\n"+
"Www-Authenticate: Basic realm=\"auth_realm\"\r\n"+
"Server: TornadoServer/3.0.1\r\n\r\n"
))
self.stream.close()
"""
# If this is a restful request use the standard tornado methods:
else:
self.set_status(401)
self.set_header('WWW-Authenticate','Basic realm="%s"' % realm)
self._transforms = []
self.finish()
return False
request = self.request
format = ''
clazz = self.__class__
log.debug('intercepting for class : %s', clazz)
try:
auth_hdr = request.headers.get('Authorization')
if auth_hdr == None:
return _request_basic_auth(self)
if not auth_hdr.startswith('Basic '):
return _request_basic_auth(self)
auth_decoded = base64.decodestring(auth_hdr[6:])
username, password = auth_decoded.split(':', 2)
user_info = authenticator(realm, unicode(username), password)
if user_info :
self._user_info = user_info
self._current_user = user_extractor(user_info)
log.debug('authenticated user is : %s',
str(self._user_info))
else:
return _request_basic_auth(self)
except Exception, e:
return _request_basic_auth(self)
return True
return wrapper
def interceptor(func):
"""
This is a class decorator which is helpful in configuring
one or more interceptors which are able to intercept, inspect,
process and approve or reject further processing of the request
"""
def classwrapper(cls):
def wrapper(old):
def inner(self, transforms, *args, **kwargs):
log.debug('Invoking wrapper %s',func)
ret = func(self,transforms,*args,**kwargs)
if ret :
return old(self,transforms,*args,**kwargs)
else :
return ret
return inner
cls._execute = wrapper(cls._execute)
return cls
return classwrapper
This diff is collapsed.
inflection
pybonjour
git+https://github.com/D1plo1d/tornado.git
git+https://github.com/D1plo1d/py-mdns.git
git+https://github.com/construct-protocol/construct_server.py
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