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#!/usr/bin/python
#
# Copyright (C) 2013 Simo Sorce <simo@redhat.com>
#
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from ipsilon.util import data
from ipsilon.util import page
from ipsilon.util import user
from ipsilon.util.plugin import Plugins
import cherrypy
import inspect
import os
class LoginManagerBase(object):
def __init__(self):
self.name = None
self.path = '/'
self._config = None
self._options = None
self.next_login = None
def get_config_desc(self):
""" The configuration description is a dictionary that provides
A description of the supported configuration options, as well
as the default configuration option values.
The key is the option name, the value is an array of 3 elements:
- description
- option type
- default value
"""
return self._options
def set_config(self, config):
self._config = config
def get_config_value(self, name):
value = None
if self._config:
value = self._config.get(name, None)
if not value:
if self._options:
opt = self._options.get(name, None)
if opt:
value = opt[2]
if cherrypy.config.get('debug', False):
cherrypy.log('[%s] %s: %s' % (self.name, name, value))
return value
def set_config_value(self, option, value):
if not self._config:
self._config = dict()
self._config[option] = value
def redirect_to_path(self, path):
base = cherrypy.config.get('base.mount', "")
raise cherrypy.HTTPRedirect('%s/login/%s' % (base, path))
def auth_successful(self, username):
# save ref before calling UserSession login() as it
# may regenerate the session
ref = '/idp'
if 'referral' in cherrypy.session:
ref = cherrypy.session['referral']
user.UserSession().login(username)
raise cherrypy.HTTPRedirect(ref)
def auth_failed(self):
# Just make sure we destroy the session
user.UserSession().logout(None)
if self.next_login:
return self.redirect_to_path(self.next_login.path)
# FIXME: show an error page instead
raise cherrypy.HTTPError(401)
class LoginPageBase(page.Page):
def __init__(self, site, mgr):
super(LoginPageBase, self).__init__(site)
self.lm = mgr
def root(self, *args, **kwargs):
raise cherrypy.HTTPError(500)
class Login(page.Page):
def __init__(self, *args, **kwargs):
super(Login, self).__init__(*args, **kwargs)
(whitelist, config) = data.Store().get_login_config()
if whitelist is not None:
self.plugin_whitelist = whitelist
else:
self.plugin_whitelist = []
self._site['login_plugins'] = dict()
login_plugins = self._site['login_plugins']
login_plugins['config'] = config
plugins = Plugins(path=cherrypy.config['base.dir'])
(login_path, dummy_file) = os.path.split(inspect.getfile(Login))
login_plugins['available'] = plugins.get_plugins(login_path, 'LoginManager')
login_plugins['enabled'] = []
prev_obj = None
for item in login_plugins['available']:
self._log('Login plugin available: %s' % item)
if item not in self.plugin_whitelist:
continue
self._log('Login plugin enabled: %s' % item)
login_plugins['enabled'].append(item)
obj = login_plugins['available'][item]
if prev_obj:
prev_obj.next_login = obj
else:
self.first_login = obj
prev_obj = obj
if item in config:
obj.set_config(config[item])
self.__dict__[item] = obj.get_tree(self._site)
def _log(self, fact):
if cherrypy.config.get('debug', False):
cherrypy.log(fact)
def root(self, *args, **kwargs):
if self.first_login:
raise cherrypy.HTTPRedirect('%s/login/%s' % (self.basepath,
self.first_login.path))
return self._template('login/index.html', title='Login')
class Logout(page.Page):
def root(self, *args, **kwargs):
user.UserSession().logout(self.user)
return self._template('logout.html', title='Logout')
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