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auth_crowd.py
295 lines | 10.8 KiB | text/x-python | PythonLexer
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r1 # -*- coding: utf-8 -*-
docs: updated copyrights to 2019
r3363 # Copyright (C) 2012-2019 RhodeCode GmbH
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r1 #
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
"""
RhodeCode authentication plugin for Atlassian CROWD
"""
import colander
import base64
import logging
import urllib2
auth: refactor code and simplified instructions....
r1454 from rhodecode.translation import _
from rhodecode.authentication.base import (
RhodeCodeExternalAuthPlugin, hybrid_property)
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r1 from rhodecode.authentication.schema import AuthnPluginSettingsSchemaBase
from rhodecode.authentication.routes import AuthnPluginResourceBase
authn: Add whitespace stripping to authentication plugin settings.
r55 from rhodecode.lib.colander_utils import strip_whitespace
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r1 from rhodecode.lib.ext_json import json, formatted_json
from rhodecode.model.db import User
log = logging.getLogger(__name__)
auth-plugins: some code cleanup + added docs for main plugin.
r3253 def plugin_factory(plugin_id, *args, **kwargs):
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r1 """
Factory function that is called during plugin discovery.
It returns the plugin instance.
"""
plugin = RhodeCodeAuthPlugin(plugin_id)
return plugin
class CrowdAuthnResource(AuthnPluginResourceBase):
pass
class CrowdSettingsSchema(AuthnPluginSettingsSchemaBase):
host = colander.SchemaNode(
colander.String(),
default='127.0.0.1',
description=_('The FQDN or IP of the Atlassian CROWD Server'),
authn: Add whitespace stripping to authentication plugin settings.
r55 preparer=strip_whitespace,
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r1 title=_('Host'),
widget='string')
port = colander.SchemaNode(
colander.Int(),
default=8095,
description=_('The Port in use by the Atlassian CROWD Server'),
authn: Add whitespace stripping to authentication plugin settings.
r55 preparer=strip_whitespace,
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r1 title=_('Port'),
validator=colander.Range(min=0, max=65536),
widget='int')
app_name = colander.SchemaNode(
colander.String(),
default='',
description=_('The Application Name to authenticate to CROWD'),
authn: Add whitespace stripping to authentication plugin settings.
r55 preparer=strip_whitespace,
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r1 title=_('Application Name'),
widget='string')
app_password = colander.SchemaNode(
colander.String(),
default='',
description=_('The password to authenticate to CROWD'),
authn: Add whitespace stripping to authentication plugin settings.
r55 preparer=strip_whitespace,
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r1 title=_('Application Password'),
widget='password')
admin_groups = colander.SchemaNode(
colander.String(),
default='',
description=_('A comma separated list of group names that identify '
'users as RhodeCode Administrators'),
missing='',
authn: Add whitespace stripping to authentication plugin settings.
r55 preparer=strip_whitespace,
project: added all source files and assets
r1 title=_('Admin Groups'),
widget='string')
class CrowdServer(object):
def __init__(self, *args, **kwargs):
"""
Create a new CrowdServer object that points to IP/Address 'host',
on the given port, and using the given method (https/http). user and
passwd can be set here or with set_credentials. If unspecified,
"version" defaults to "latest".
example::
cserver = CrowdServer(host="127.0.0.1",
port="8095",
user="some_app",
passwd="some_passwd",
version="1")
"""
if not "port" in kwargs:
kwargs["port"] = "8095"
self._logger = kwargs.get("logger", logging.getLogger(__name__))
self._uri = "%s://%s:%s/crowd" % (kwargs.get("method", "http"),
kwargs.get("host", "127.0.0.1"),
kwargs.get("port", "8095"))
self.set_credentials(kwargs.get("user", ""),
kwargs.get("passwd", ""))
self._version = kwargs.get("version", "latest")
self._url_list = None
self._appname = "crowd"
def set_credentials(self, user, passwd):
self.user = user
self.passwd = passwd
self._make_opener()
def _make_opener(self):
mgr = urllib2.HTTPPasswordMgrWithDefaultRealm()
mgr.add_password(None, self._uri, self.user, self.passwd)
handler = urllib2.HTTPBasicAuthHandler(mgr)
self.opener = urllib2.build_opener(handler)
def _request(self, url, body=None, headers=None,
method=None, noformat=False,
empty_response_ok=False):
_headers = {"Content-type": "application/json",
"Accept": "application/json"}
if self.user and self.passwd:
authstring = base64.b64encode("%s:%s" % (self.user, self.passwd))
_headers["Authorization"] = "Basic %s" % authstring
if headers:
_headers.update(headers)
log.debug("Sent crowd: \n%s"
% (formatted_json({"url": url, "body": body,
"headers": _headers})))
request = urllib2.Request(url, body, _headers)
if method:
request.get_method = lambda: method
global msg
msg = ""
try:
rdoc = self.opener.open(request)
msg = "".join(rdoc.readlines())
if not msg and empty_response_ok:
rval = {}
rval["status"] = True
rval["error"] = "Response body was empty"
elif not noformat:
rval = json.loads(msg)
rval["status"] = True
else:
rval = "".join(rdoc.readlines())
except Exception as e:
if not noformat:
rval = {"status": False,
"body": body,
"error": str(e) + "\n" + msg}
else:
rval = None
return rval
def user_auth(self, username, password):
"""Authenticate a user against crowd. Returns brief information about
the user."""
url = ("%s/rest/usermanagement/%s/authentication?username=%s"
% (self._uri, self._version, username))
body = json.dumps({"value": password})
return self._request(url, body)
def user_groups(self, username):
"""Retrieve a list of groups to which this user belongs."""
url = ("%s/rest/usermanagement/%s/user/group/nested?username=%s"
% (self._uri, self._version, username))
return self._request(url)
class RhodeCodeAuthPlugin(RhodeCodeExternalAuthPlugin):
authentication: use registerd UID for plugin definition for more consistent loading of auth plugins.
r3246 uid = 'crowd'
auth-plugins: define unsafe settings
r1623 _settings_unsafe_keys = ['app_password']
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r1
def includeme(self, config):
config.add_authn_plugin(self)
config.add_authn_resource(self.get_id(), CrowdAuthnResource(self))
config.add_view(
'rhodecode.authentication.views.AuthnPluginViewBase',
attr='settings_get',
templating: use .mako as extensions for template files.
r1282 renderer='rhodecode:templates/admin/auth/plugin_settings.mako',
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r1 request_method='GET',
route_name='auth_home',
context=CrowdAuthnResource)
config.add_view(
'rhodecode.authentication.views.AuthnPluginViewBase',
attr='settings_post',
templating: use .mako as extensions for template files.
r1282 renderer='rhodecode:templates/admin/auth/plugin_settings.mako',
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r1 request_method='POST',
route_name='auth_home',
context=CrowdAuthnResource)
def get_settings_schema(self):
return CrowdSettingsSchema()
def get_display_name(self):
return _('CROWD')
auth-plugins: expose docs and icon methods for authentication.
r3232 @classmethod
def docs(cls):
return "https://docs.rhodecode.com/RhodeCode-Enterprise/auth/auth-crowd.html"
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r1 @hybrid_property
def name(self):
auth-plugins: updated some code for better unicode compat.
r3256 return u"crowd"
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r1
def use_fake_password(self):
return True
def user_activation_state(self):
users: make AuthUser propert a method, and allow override of params.
r1997 def_user_perms = User.get_default_user().AuthUser().permissions['global']
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r1 return 'hg.extern_activate.auto' in def_user_perms
def auth(self, userobj, username, password, settings, **kwargs):
"""
Given a user object (which may be null), username, a plaintext password,
and a settings object (containing all the keys needed as listed in settings()),
authenticate this user's login attempt.
Return None on failure. On success, return a dictionary of the form:
see: RhodeCodeAuthPluginBase.auth_func_attrs
This is later validated for correctness
"""
if not username or not password:
log.debug('Empty username or password skipping...')
return None
logging: use lazy parameter evaluation in log calls.
r3061 log.debug("Crowd settings: \n%s", formatted_json(settings))
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r1 server = CrowdServer(**settings)
server.set_credentials(settings["app_name"], settings["app_password"])
crowd_user = server.user_auth(username, password)
logging: use lazy parameter evaluation in log calls.
r3061 log.debug("Crowd returned: \n%s", formatted_json(crowd_user))
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r1 if not crowd_user["status"]:
return None
res = server.user_groups(crowd_user["name"])
logging: use lazy parameter evaluation in log calls.
r3061 log.debug("Crowd groups: \n%s", formatted_json(res))
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r1 crowd_user["groups"] = [x["name"] for x in res["groups"]]
# old attrs fetched from RhodeCode database
admin = getattr(userobj, 'admin', False)
active = getattr(userobj, 'active', True)
email = getattr(userobj, 'email', '')
username = getattr(userobj, 'username', username)
firstname = getattr(userobj, 'firstname', '')
lastname = getattr(userobj, 'lastname', '')
extern_type = getattr(userobj, 'extern_type', '')
user_attrs = {
'username': username,
'firstname': crowd_user["first-name"] or firstname,
'lastname': crowd_user["last-name"] or lastname,
'groups': crowd_user["groups"],
authentication: introduce a group sync flag for plugins....
r2495 'user_group_sync': True,
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r1 'email': crowd_user["email"] or email,
'admin': admin,
'active': active,
'active_from_extern': crowd_user.get('active'),
'extern_name': crowd_user["name"],
'extern_type': extern_type,
}
# set an admin if we're in admin_groups of crowd
for group in settings["admin_groups"]:
if group in user_attrs["groups"]:
user_attrs["admin"] = True
logging: use lazy parameter evaluation in log calls.
r3061 log.debug("Final crowd user object: \n%s", formatted_json(user_attrs))
log.info('user `%s` authenticated correctly', user_attrs['username'])
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r1 return user_attrs
core: change from homebrew plugin system into pyramid machinery....
r3240
def includeme(config):
authentication: use registerd UID for plugin definition for more consistent loading of auth plugins.
r3246 plugin_id = 'egg:rhodecode-enterprise-ce#{}'.format(RhodeCodeAuthPlugin.uid)
core: change from homebrew plugin system into pyramid machinery....
r3240 plugin_factory(plugin_id).includeme(config)