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# This program is free software; you can redistribute it and/or modify
# it under the terms of the (LGPL) GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library Lesser General Public License for more details at
# ( http://www.gnu.org/licenses/lgpl.html ).
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# written by: Jeff Ortel ( jortel@redhat.com )
"""
Contains classes for basic HTTP (authenticated) transport implementations.
"""
import urllib2 as u2
from suds.transport import *
from suds.transport.http import HttpTransport
from logging import getLogger
log = getLogger(__name__)
class HttpAuthenticated(HttpTransport):
"""
Provides basic http authentication that follows the RFC-2617 specification.
As defined by specifications, credentials are provided to the server
upon request (HTTP/1.0 401 Authorization Required) by the server only.
@ivar pm: The password manager.
@ivar handler: The authentication handler.
"""
def __init__(self, **kwargs):
"""
@param kwargs: Keyword arguments.
- B{proxy} - An http proxy to be specified on requests.
The proxy is defined as {protocol:proxy,}
- type: I{dict}
- default: {}
- B{timeout} - Set the url open timeout (seconds).
- type: I{float}
- default: 90
- B{username} - The username used for http authentication.
- type: I{str}
- default: None
- B{password} - The password used for http authentication.
- type: I{str}
- default: None
"""
HttpTransport.__init__(self, **kwargs)
self.pm = u2.HTTPPasswordMgrWithDefaultRealm()
self.handler = u2.HTTPBasicAuthHandler(self.pm)
self.urlopener = u2.build_opener(self.handler)
def open(self, request):
credentials = self.credentials()
if not (None in credentials):
u = credentials[0]
p = credentials[1]
self.pm.add_password(None, request.url, u, p)
return HttpTransport.open(self, request)
def credentials(self):
return (self.options.username, self.options.password)
class WindowsHttpAuthenticated(HttpAuthenticated):
"""
Provides Windows (NTLM) http authentication.
@ivar pm: The password manager.
@ivar handler: The authentication handler.
@author: Christopher Bess
"""
def __init__(self, **kwargs):
# try to import ntlm support
try:
from ntlm import HTTPNtlmAuthHandler
except ImportError:
raise Exception("Cannot import python-ntlm module")
HttpTransport.__init__(self, **kwargs)
self.pm = u2.HTTPPasswordMgrWithDefaultRealm()
self.handler = HTTPNtlmAuthHandler.HTTPNtlmAuthHandler(self.pm)
self.urlopener = u2.build_opener(self.handler)
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