1 | ## $Id: test_authentication.py 14670 2017-04-06 12:20:41Z uli $ |
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2 | ## |
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3 | ## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann |
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4 | ## This program is free software; you can redistribute it and/or modify |
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5 | ## it under the terms of the GNU General Public License as published by |
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6 | ## the Free Software Foundation; either version 2 of the License, or |
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7 | ## (at your option) any later version. |
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8 | ## |
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9 | ## This program is distributed in the hope that it will be useful, |
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10 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | ## GNU General Public License for more details. |
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13 | ## |
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14 | ## You should have received a copy of the GNU General Public License |
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15 | ## along with this program; if not, write to the Free Software |
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16 | ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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17 | ## |
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18 | import grok |
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19 | import logging |
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20 | import time |
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21 | import unittest |
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22 | from cStringIO import StringIO |
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23 | from zope.component import getGlobalSiteManager, queryUtility |
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24 | from zope.component.hooks import setSite, clearSite |
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25 | from zope.interface.verify import verifyClass, verifyObject |
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26 | from zope.password.testing import setUpPasswordManagers |
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27 | from zope.pluggableauth import PluggableAuthentication |
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28 | from zope.pluggableauth.interfaces import ( |
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29 | IAuthenticatorPlugin, ICredentialsPlugin) |
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30 | from zope.publisher.browser import TestRequest |
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31 | from zope.securitypolicy.interfaces import IPrincipalRoleManager |
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32 | from waeup.kofa.testing import FunctionalTestCase, FunctionalLayer |
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33 | from waeup.kofa.app import University |
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34 | from waeup.kofa.authentication import ( |
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35 | UserAuthenticatorPlugin, Account, KofaPrincipalInfo, FailedLoginInfo, |
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36 | get_principal_role_manager, UsersPlugin, KofaXMLRPCCredentialsPlugin, |
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37 | setup_authentication, UpdatePAUPlugin) |
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38 | from waeup.kofa.interfaces import ( |
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39 | IAuthPluginUtility, IUserAccount, IFailedLoginInfo, IKofaPrincipalInfo, |
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40 | IKofaPluggable) |
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41 | |
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42 | |
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43 | class FakeSite(grok.Site, grok.Container): |
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44 | #def getSiteManager(self): |
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45 | # return None |
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46 | # return getGlobalSiteManager() |
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47 | pass |
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48 | |
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49 | |
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50 | class FakeAuthPlugin(object): |
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51 | def register(self, pau): |
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52 | pau.credentialsPlugins += ('foo', ) |
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53 | |
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54 | |
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55 | class Test_setup_authentication(FunctionalTestCase): |
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56 | # Tests for the `setup_authentication` function |
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57 | |
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58 | layer = FunctionalLayer |
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59 | |
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60 | def tearDown(self): |
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61 | # clean up registry. |
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62 | gsm = getGlobalSiteManager() |
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63 | for iface, name in ((IAuthPluginUtility, 'myauth'), ): |
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64 | to_delete = queryUtility(iface, name=name) |
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65 | if to_delete is not None: |
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66 | gsm.unregisterUtility(provided=iface, name=name) |
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67 | super(Test_setup_authentication, self).tearDown() |
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68 | |
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69 | def test_plugins_are_registered(self): |
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70 | # We can populate a PAU with (hardcoded set of) plugins |
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71 | pau = PluggableAuthentication() |
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72 | setup_authentication(pau) |
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73 | for name in ( |
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74 | 'No Challenge if Authenticated', |
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75 | 'xmlrpc-credentials', |
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76 | 'credentials'): |
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77 | assert name in pau.credentialsPlugins |
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78 | for name in ('users', ): |
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79 | assert name in pau.authenticatorPlugins |
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80 | |
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81 | def test_external_plugins_are_registered(self): |
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82 | # registered plugins are called as well |
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83 | gsm = getGlobalSiteManager() |
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84 | gsm.registerUtility( |
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85 | FakeAuthPlugin(), IAuthPluginUtility, name='myauth') |
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86 | pau = PluggableAuthentication() |
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87 | setup_authentication(pau) |
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88 | assert 'foo' in pau.credentialsPlugins |
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89 | |
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90 | |
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91 | class KofaXMLRPCCredentialsPluginTests(FunctionalTestCase): |
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92 | # Test for XMLRPC credentials plugin |
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93 | |
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94 | layer = FunctionalLayer |
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95 | |
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96 | def test_ifaces(self): |
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97 | # we meet interface requirements |
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98 | plugin = KofaXMLRPCCredentialsPlugin() |
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99 | self.assertTrue( |
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100 | verifyClass(ICredentialsPlugin, KofaXMLRPCCredentialsPlugin)) |
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101 | |
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102 | def test_util_is_registered(self): |
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103 | # we can query this named utility |
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104 | util = queryUtility(ICredentialsPlugin, name='xmlrpc-credentials') |
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105 | assert util is not None |
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106 | |
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107 | def test_can_extract_creds(self): |
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108 | # we can extract credentials from appropriate requests |
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109 | req = TestRequest( |
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110 | environ={'HTTP_AUTHORIZATION': u'Basic bWdyOm1ncnB3'}) |
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111 | plugin = KofaXMLRPCCredentialsPlugin() |
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112 | assert plugin.extractCredentials(req) == { |
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113 | 'login': 'mgr', 'password': 'mgrpw'} |
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114 | |
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115 | def test_challenge_disabled(self): |
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116 | # we will not challenge people |
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117 | plugin = KofaXMLRPCCredentialsPlugin() |
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118 | assert plugin.challenge(TestRequest()) is False |
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119 | |
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120 | def test_logout_disabled(self): |
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121 | # we do not support logging out. HTTP basic auth cannot do this. |
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122 | plugin = KofaXMLRPCCredentialsPlugin() |
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123 | assert plugin.logout(TestRequest()) is False |
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124 | |
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125 | |
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126 | class UserAuthenticatorPluginTests(FunctionalTestCase): |
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127 | # Must be functional because of various utility lookups and the like |
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128 | |
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129 | layer = FunctionalLayer |
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130 | |
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131 | def setUp(self): |
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132 | super(UserAuthenticatorPluginTests, self).setUp() |
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133 | self.getRootFolder()['app'] = FakeSite() |
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134 | self.site = self.getRootFolder()['app'] |
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135 | self.site['users'] = {'bob': Account('bob', 'secret')} |
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136 | setSite(self.site) |
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137 | return |
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138 | |
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139 | def tearDown(self): |
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140 | super(UserAuthenticatorPluginTests, self).tearDown() |
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141 | clearSite() |
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142 | return |
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143 | |
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144 | def test_ifaces(self): |
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145 | # make sure, interfaces requirements are met |
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146 | plugin = UserAuthenticatorPlugin() |
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147 | plugin.__parent__ = None # This attribute is required by iface |
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148 | self.assertTrue( |
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149 | verifyClass(IAuthenticatorPlugin, UserAuthenticatorPlugin)) |
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150 | self.assertTrue(verifyObject(IAuthenticatorPlugin, plugin)) |
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151 | return |
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152 | |
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153 | def test_authenticate_credentials(self): |
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154 | # make sure authentication works as expected |
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155 | plugin = UserAuthenticatorPlugin() |
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156 | result1 = plugin.authenticateCredentials( |
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157 | dict(login='bob', password='secret')) |
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158 | result2 = plugin.authenticateCredentials( |
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159 | dict(login='bob', password='nonsense')) |
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160 | self.assertTrue(isinstance(result1, KofaPrincipalInfo)) |
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161 | self.assertTrue(result2 is None) |
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162 | return |
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163 | |
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164 | def test_principal_info(self): |
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165 | # make sure we can get a principal info |
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166 | plugin = UserAuthenticatorPlugin() |
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167 | result1 = plugin.principalInfo('bob') |
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168 | result2 = plugin.principalInfo('manfred') |
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169 | self.assertTrue(isinstance(result1, KofaPrincipalInfo)) |
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170 | self.assertTrue(result2 is None) |
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171 | return |
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172 | |
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173 | def test_get_principal_role_manager(self): |
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174 | # make sure we get different role managers for different situations |
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175 | prm1 = get_principal_role_manager() |
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176 | clearSite(None) |
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177 | prm2 = get_principal_role_manager() |
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178 | self.assertTrue(IPrincipalRoleManager.providedBy(prm1)) |
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179 | self.assertTrue(IPrincipalRoleManager.providedBy(prm2)) |
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180 | self.assertTrue(prm1._context is self.site) |
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181 | self.assertTrue(hasattr(prm2, '_context') is False) |
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182 | return |
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183 | |
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184 | def make_failed_logins(self, num): |
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185 | # do `num` failed logins and a valid one afterwards |
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186 | del self.site['users'] |
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187 | self.site['users'] = {'bob': Account('bob', 'secret')} |
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188 | plugin = UserAuthenticatorPlugin() |
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189 | resultlist = [] |
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190 | # reset accounts |
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191 | for x in range(num): |
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192 | resultlist.append(plugin.authenticateCredentials( |
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193 | dict(login='bob', password='wrongsecret'))) |
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194 | resultlist.append(plugin.authenticateCredentials( |
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195 | dict(login='bob', password='secret'))) |
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196 | return resultlist |
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197 | |
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198 | def DISABLED_test_failed_logins(self): |
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199 | # after three failed logins, an account is blocked |
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200 | # XXX: this tests authenticator with time penalty (currently |
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201 | # disabled) |
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202 | results = [] |
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203 | succ_principal = KofaPrincipalInfo( |
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204 | id='bob', |
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205 | title='bob', |
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206 | description=None, |
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207 | email=None, |
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208 | phone=None, |
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209 | public_name=None, |
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210 | user_type=u'user') |
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211 | for x in range(4): |
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212 | results.append(self.make_failed_logins(x)) |
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213 | self.assertEqual(results[2], [None, None, succ_principal]) |
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214 | # last login was blocked although correctly entered due to |
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215 | # time penalty |
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216 | self.assertEqual(results[3], [None, None, None, None]) |
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217 | return |
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218 | |
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219 | class KofaPrincipalInfoTests(unittest.TestCase): |
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220 | |
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221 | def create_info(self): |
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222 | return KofaPrincipalInfo( |
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223 | id='bob', |
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224 | title='bob', |
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225 | description=None, |
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226 | email=None, |
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227 | phone=None, |
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228 | public_name=None, |
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229 | user_type=u'user') |
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230 | |
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231 | def test_iface(self): |
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232 | # make sure we implement the promised interfaces |
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233 | info = self.create_info() |
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234 | verifyClass(IKofaPrincipalInfo, KofaPrincipalInfo) |
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235 | verifyObject(IKofaPrincipalInfo, info) |
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236 | return |
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237 | |
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238 | def test_equality(self): |
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239 | # we can test two infos for equality |
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240 | info1 = self.create_info() |
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241 | info2 = self.create_info() |
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242 | self.assertEqual(info1, info2) |
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243 | self.assertTrue(info1 == info2) |
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244 | info1.id = 'blah' |
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245 | self.assertTrue(info1 != info2) |
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246 | self.assertTrue((info1 == info2) is False) |
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247 | info1.id = 'bob' |
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248 | info2.id = 'blah' |
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249 | self.assertTrue(info1 != info2) |
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250 | self.assertTrue((info1 == info2) is False) |
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251 | return |
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252 | |
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253 | class FailedLoginInfoTests(unittest.TestCase): |
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254 | |
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255 | def test_iface(self): |
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256 | # make sure we fullfill the promised interfaces |
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257 | info1 = FailedLoginInfo() |
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258 | info2 = FailedLoginInfo(num=1, last=time.time()) |
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259 | self.assertTrue( |
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260 | verifyClass(IFailedLoginInfo, FailedLoginInfo)) |
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261 | self.assertTrue(verifyObject(IFailedLoginInfo, info1)) |
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262 | # make sure the stored values have correct type if not None |
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263 | self.assertTrue(verifyObject(IFailedLoginInfo, info2)) |
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264 | return |
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265 | |
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266 | def test_default_values(self): |
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267 | # By default we get 0, None |
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268 | info = FailedLoginInfo() |
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269 | self.assertEqual(info.num, 0) |
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270 | self.assertEqual(info.last, None) |
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271 | return |
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272 | |
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273 | def test_set_values_by_attribute(self): |
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274 | # we can set values by attribute |
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275 | ts = time.gmtime(0) |
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276 | info = FailedLoginInfo() |
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277 | info.num = 5 |
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278 | info.last = ts |
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279 | self.assertEqual(info.num, 5) |
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280 | self.assertEqual(info.last, ts) |
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281 | return |
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282 | |
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283 | def test_set_values_by_constructor(self): |
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284 | # we can set values by constructor args |
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285 | ts = time.gmtime(0) |
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286 | info = FailedLoginInfo(5, ts) |
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287 | self.assertEqual(info.num, 5) |
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288 | self.assertEqual(info.last, ts) |
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289 | return |
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290 | |
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291 | def test_set_values_by_keywords(self): |
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292 | # we can set values by constructor keywords |
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293 | ts = time.gmtime(0) |
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294 | info = FailedLoginInfo(last=ts, num=3) |
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295 | self.assertEqual(info.num, 3) |
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296 | self.assertEqual(info.last, ts) |
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297 | return |
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298 | |
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299 | def test_as_tuple(self): |
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300 | # we can get the info values as tuple |
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301 | ts = time.gmtime(0) |
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302 | info = FailedLoginInfo(last=ts, num=3) |
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303 | self.assertEqual(info.as_tuple(), (3, ts)) |
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304 | return |
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305 | |
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306 | def test_set_values(self): |
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307 | # we can set the values of a an info instance |
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308 | ts = time.time() |
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309 | info = FailedLoginInfo() |
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310 | info.set_values(num=3, last=ts) |
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311 | self.assertEqual(info.num, 3) |
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312 | self.assertEqual(info.last, ts) |
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313 | return |
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314 | |
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315 | def test_increase(self): |
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316 | # we can increase the number of failed logins |
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317 | ts1 = time.time() |
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318 | info = FailedLoginInfo() |
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319 | info.increase() |
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320 | self.assertEqual(info.num, 1) |
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321 | self.assertTrue(info.last > ts1) |
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322 | ts2 = info.last |
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323 | info.increase() |
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324 | self.assertEqual(info.num, 2) |
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325 | self.assertTrue(info.last > ts2) |
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326 | return |
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327 | |
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328 | def test_reset(self): |
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329 | # we can reset failed login infos. |
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330 | info = FailedLoginInfo() |
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331 | info.increase() |
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332 | info.reset() |
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333 | self.assertEqual(info.num, 0) |
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334 | self.assertEqual(info.last, None) |
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335 | return |
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336 | |
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337 | class AccountTests(unittest.TestCase): |
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338 | |
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339 | def setUp(self): |
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340 | setUpPasswordManagers() |
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341 | return |
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342 | |
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343 | def test_iface(self): |
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344 | acct = Account('bob', 'mypasswd') |
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345 | self.assertTrue( |
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346 | verifyClass(IUserAccount, Account)) |
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347 | self.assertTrue( |
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348 | verifyObject(IUserAccount, acct)) |
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349 | return |
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350 | |
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351 | def test_failed_logins(self): |
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352 | # we can retrieve infos about failed logins |
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353 | ts = time.time() |
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354 | acct = Account('bob', 'mypasswd') |
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355 | self.assertTrue(hasattr(acct, 'failed_logins')) |
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356 | acct.failed_logins.set_values(num=3, last=ts) |
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357 | self.assertEqual(acct.failed_logins.last, ts) |
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358 | self.assertEqual(acct.failed_logins.num, 3) |
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359 | return |
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360 | |
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361 | def test_failed_logins_per_inst(self): |
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362 | # we get a different counter for each Account instance |
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363 | acct1 = Account('bob', 'secret') |
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364 | acct2 = Account('alice', 'alsosecret') |
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365 | self.assertTrue(acct1.failed_logins is not acct2.failed_logins) |
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366 | return |
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367 | |
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368 | class FakeUserAccount(object): |
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369 | pass |
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370 | |
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371 | |
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372 | def get_logger(): |
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373 | logger = logging.getLogger('waeup.test') |
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374 | stream = StringIO() |
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375 | handler = logging.StreamHandler(stream) |
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376 | logger.setLevel(logging.DEBUG) |
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377 | logger.propagate = False |
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378 | logger.addHandler(handler) |
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379 | return logger, stream |
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380 | |
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381 | |
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382 | class UsersPluginTests(unittest.TestCase): |
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383 | |
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384 | def setUp(self): |
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385 | setUpPasswordManagers() |
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386 | self.site = FakeSite() |
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387 | self.site['users'] = grok.Container() |
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388 | return |
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389 | |
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390 | def test_ifaces(self): |
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391 | # make sure we implement the promised interfaces |
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392 | plugin = UsersPlugin() |
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393 | verifyClass(IKofaPluggable, UsersPlugin) |
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394 | verifyObject(IKofaPluggable, plugin) |
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395 | return |
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396 | |
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397 | def test_update(self): |
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398 | # make sure user accounts are updated properly. |
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399 | plugin = UsersPlugin() |
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400 | logger, stream = get_logger() |
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401 | plugin.update(self.site, 'app', logger) |
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402 | stream.seek(0) |
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403 | self.assertEqual(stream.read(), '') |
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404 | self.site['users']['bob'] = FakeUserAccount() |
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405 | logger, stream = get_logger() |
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406 | plugin.update(self.site, 'app', logger) |
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407 | stream.seek(0) |
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408 | log_content = stream.read() |
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409 | self.assertTrue(hasattr(self.site['users']['bob'], 'description')) |
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410 | self.assertTrue(hasattr(self.site['users']['bob'], 'failed_logins')) |
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411 | self.assertTrue( |
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412 | isinstance(self.site['users']['bob'].failed_logins, |
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413 | FailedLoginInfo)) |
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414 | self.assertTrue('attribute description added' in log_content) |
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415 | self.assertTrue('attribute failed_logins added' in log_content) |
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416 | return |
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417 | |
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418 | |
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419 | class TestUpdatePAUPlugin(FunctionalTestCase): |
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420 | |
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421 | layer = FunctionalLayer |
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422 | |
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423 | def setUp(self): |
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424 | super(TestUpdatePAUPlugin, self).setUp() |
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425 | self.getRootFolder()['app'] = University() |
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426 | self.site = self.getRootFolder()['app'] |
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427 | |
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428 | def tearDown(self): |
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429 | clearSite() |
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430 | super(TestUpdatePAUPlugin, self).tearDown() |
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431 | |
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432 | def get_pau(self): |
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433 | # the PAU is registered as a local utility in local site manager. |
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434 | # the name is derived from class name. |
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435 | pau = self.site.getSiteManager()['PluggableAuthentication'] |
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436 | assert pau is not None |
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437 | return pau |
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438 | |
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439 | def test_update_outdated(self): |
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440 | # we can update outdated sites. |
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441 | plugin = UpdatePAUPlugin() |
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442 | logger, stream = get_logger() |
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443 | pau = self.get_pau() |
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444 | pau.credentialsPlugins = ('foo', 'credentials', 'bar') |
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445 | plugin.update(self.site, 'xmlrpc-credentials', logger) |
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446 | assert 'xmlrpc-credentials' in pau.credentialsPlugins |
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447 | assert pau.credentialsPlugins.index('xmlrpc-credentials') == 1 |
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448 | |
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449 | def test_update_uptodate(self): |
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450 | # we cope with already updated sites. |
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451 | plugin = UpdatePAUPlugin() |
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452 | logger, stream = get_logger() |
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453 | pau = self.get_pau() |
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454 | pau.credentialsPlugins = ('foo', 'xmlrpc-credentials', 'bar') |
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455 | plugin.update(self.site, 'xmlrpc-credentials', logger) |
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456 | assert pau.credentialsPlugins.count('xmlrpc-credentials') == 1 |
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