default_settings.py 10.3 KB
Newer Older
Valentin Samir's avatar
Valentin Samir committed
1
# -*- coding: utf-8 -*-
Valentin Samir's avatar
Valentin Samir committed
2
3
4
5
6
7
8
9
10
# 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 version 3 for
# more details.
#
# You should have received a copy of the GNU General Public License version 3
# along with this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
Valentin Samir's avatar
Valentin Samir committed
11
# (c) 2015-2016 Valentin Samir
Valentin Samir's avatar
Valentin Samir committed
12
"""Default values for the app's settings"""
Valentin Samir's avatar
Valentin Samir committed
13
from django.conf import settings
14
from django.contrib.staticfiles.templatetags.staticfiles import static
15
from django.utils.translation import ugettext_lazy as _
Valentin Samir's avatar
Valentin Samir committed
16

17
from importlib import import_module
Valentin Samir's avatar
PEP8    
Valentin Samir committed
18

19
20
21

#: URL to the logo showed in the up left corner on the default templates.
CAS_LOGO_URL = static("cas_server/logo.png")
22
23
#: URL to the favicon (shortcut icon) used by the default templates. Default is a key icon.
CAS_FAVICON_URL = static("cas_server/favicon.ico")
24
25
#: Show the powered by footer if set to ``True``
CAS_SHOW_POWERED = True
26
27
28
29
30
31
32
33
#: URLs to css and javascript external components.
CAS_COMPONENT_URLS = {
    "bootstrap3_css": "//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css",
    "bootstrap3_js": "//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js",
    "html5shiv": "//oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js",
    "respond": "//oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js",
    "jquery": "//code.jquery.com/jquery.min.js",
}
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
#: Path to the template showed on /login then the user is not autenticated.
CAS_LOGIN_TEMPLATE = 'cas_server/login.html'
#: Path to the template showed on /login?service=... then the user is authenticated and has asked
#: to be warned before being connected to a service.
CAS_WARN_TEMPLATE = 'cas_server/warn.html'
#: Path to the template showed on /login then to user is authenticated.
CAS_LOGGED_TEMPLATE = 'cas_server/logged.html'
#: Path to the template showed on /logout then to user is being disconnected.
CAS_LOGOUT_TEMPLATE = 'cas_server/logout.html'
#: Should we redirect users to /login after they logged out instead of displaying
#: :obj:`CAS_LOGOUT_TEMPLATE`.
CAS_REDIRECT_TO_LOGIN_AFTER_LOGOUT = False


#: A dotted path to a class or a class implementing cas_server.auth.AuthUser.
CAS_AUTH_CLASS = 'cas_server.auth.DjangoAuthUser'
#: Path to certificate authorities file. Usually on linux the local CAs are in
#: /etc/ssl/certs/ca-certificates.crt. ``True`` tell requests to use its internal certificat
#: authorities.
CAS_PROXY_CA_CERTIFICATE_PATH = True
#: Maximum number of parallel single log out requests send
#: if more requests need to be send, there are queued
CAS_SLO_MAX_PARALLEL_REQUESTS = 10
#: Timeout for a single SLO request in seconds.
CAS_SLO_TIMEOUT = 5
#: Shared to transmit then using the view :class:`cas_server.views.Auth`
CAS_AUTH_SHARED_SECRET = ''
61
62
63
64
#: Max time after with the user MUST reauthenticate. Let it to `None` for no max time.
#: This can be used to force refreshing cached informations only available upon user authentication
#: like the user attributes in federation mode or with the ldap auth in bind mode.
CAS_TGT_VALIDITY = None
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121


#: Number of seconds the service tickets and proxy tickets are valid. This is the maximal time
#: between ticket issuance by the CAS and ticket validation by an application.
CAS_TICKET_VALIDITY = 60
#: Number of seconds the proxy granting tickets are valid.
CAS_PGT_VALIDITY = 3600
#: Number of seconds a ticket is kept in the database before sending Single Log Out request and
#: being cleared.
CAS_TICKET_TIMEOUT = 24*3600


#: All CAS implementation MUST support ST and PT up to 32 chars,
#: PGT and PGTIOU up to 64 chars and it is RECOMMENDED that all
#: tickets up to 256 chars are supports so we use 64 for the default
#: len.
CAS_TICKET_LEN = 64

#: alias of :obj:`settings.CAS_TICKET_LEN`
CAS_LT_LEN = getattr(settings, 'CAS_TICKET_LEN', CAS_TICKET_LEN)
#: alias of :obj:`settings.CAS_TICKET_LEN`
#: Services MUST be able to accept service tickets of up to 32 characters in length.
CAS_ST_LEN = getattr(settings, 'CAS_TICKET_LEN', CAS_TICKET_LEN)
#: alias of :obj:`settings.CAS_TICKET_LEN`
#: Back-end services MUST be able to accept proxy tickets of up to 32 characters.
CAS_PT_LEN = getattr(settings, 'CAS_TICKET_LEN', CAS_TICKET_LEN)
#: alias of :obj:`settings.CAS_TICKET_LEN`
#: Services MUST be able to handle proxy-granting tickets of up to 64
CAS_PGT_LEN = getattr(settings, 'CAS_TICKET_LEN', CAS_TICKET_LEN)
#: alias of :obj:`settings.CAS_TICKET_LEN`
#: Services MUST be able to handle PGTIOUs of up to 64 characters in length.
CAS_PGTIOU_LEN = getattr(settings, 'CAS_TICKET_LEN', CAS_TICKET_LEN)

#: Prefix of login tickets.
CAS_LOGIN_TICKET_PREFIX = u'LT'
#: Prefix of service tickets. Service tickets MUST begin with the characters ST so you should not
#: change this.
CAS_SERVICE_TICKET_PREFIX = u'ST'
#: Prefix of proxy ticket. Proxy tickets SHOULD begin with the characters, PT.
CAS_PROXY_TICKET_PREFIX = u'PT'
#: Prefix of proxy granting ticket. Proxy-granting tickets SHOULD begin with the characters PGT.
CAS_PROXY_GRANTING_TICKET_PREFIX = u'PGT'
#: Prefix of proxy granting ticket IOU. Proxy-granting ticket IOUs SHOULD begin with the characters
#: PGTIOU.
CAS_PROXY_GRANTING_TICKET_IOU_PREFIX = u'PGTIOU'


#: Host for the SQL server.
CAS_SQL_HOST = 'localhost'
#: Username for connecting to the SQL server.
CAS_SQL_USERNAME = ''
#: Password for connecting to the SQL server.
CAS_SQL_PASSWORD = ''
#: Database name.
CAS_SQL_DBNAME = ''
#: Database charset.
CAS_SQL_DBCHARSET = 'utf8'
122

123
#: The query performed upon user authentication.
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
CAS_SQL_USER_QUERY = 'SELECT user AS username, pass AS password, users.* FROM users WHERE user = %s'
#: The method used to check the user password. Must be one of ``"crypt"``, ``"ldap"``,
#: ``"hex_md5"``, ``"hex_sha1"``, ``"hex_sha224"``, ``"hex_sha256"``, ``"hex_sha384"``,
#: ``"hex_sha512"``, ``"plain"``.
CAS_SQL_PASSWORD_CHECK = 'crypt'
#: charset the SQL users passwords was hash with
CAS_SQL_PASSWORD_CHARSET = "utf-8"


#: Address of the LDAP server
CAS_LDAP_SERVER = 'localhost'
#: LDAP user bind address, for example ``"cn=admin,dc=crans,dc=org"`` for connecting to the LDAP
#: server.
CAS_LDAP_USER = None
#: LDAP connection password
CAS_LDAP_PASSWORD = None
#: LDAP seach base DN, for example ``"ou=data,dc=crans,dc=org"``.
CAS_LDAP_BASE_DN = None
#: LDAP search filter for searching user by username. User inputed usernames are escaped using
#: :func:`ldap3.utils.conv.escape_bytes`.
CAS_LDAP_USER_QUERY = "(uid=%s)"
#: LDAP attribute used for users usernames
CAS_LDAP_USERNAME_ATTR = "uid"
#: LDAP attribute used for users passwords
CAS_LDAP_PASSWORD_ATTR = "userPassword"
149
150
151
#: The method used to check the user password. Must be one of ``"crypt"``, ``"ldap"``,
#: ``"hex_md5"``, ``"hex_sha1"``, ``"hex_sha224"``, ``"hex_sha256"``, ``"hex_sha384"``,
#: ``"hex_sha512"``, ``"plain"``.
152
153
154
CAS_LDAP_PASSWORD_CHECK = "ldap"
#: charset the LDAP users passwords was hash with
CAS_LDAP_PASSWORD_CHARSET = "utf-8"
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178


#: Username of the test user.
CAS_TEST_USER = 'test'
#: Password of the test user.
CAS_TEST_PASSWORD = 'test'
#: Attributes of the test user.
CAS_TEST_ATTRIBUTES = {
    'nom': 'Nymous',
    'prenom': 'Ano',
    'email': 'anonymous@example.net',
    'alias': ['demo1', 'demo2']
}


#: A :class:`bool` for activatinc the hability to fetch tickets using javascript.
CAS_ENABLE_AJAX_AUTH = False


#: A :class:`bool` for activating the federated mode
CAS_FEDERATE = False
#: Time after witch the cookie use for “remember my identity provider” expire (one week).
CAS_FEDERATE_REMEMBER_TIMEOUT = 604800

179
180
181
182
183
184
185
186
187
#: A :class:`bool` for diplaying a warning on html pages then a new version of the application
#: is avaible. Once closed by a user, it is not displayed to this user until the next new version.
CAS_NEW_VERSION_HTML_WARNING = True
#: A :class:`bool` for sending emails to ``settings.ADMINS`` when a new version is available.
CAS_NEW_VERSION_EMAIL_WARNING = True
#: URL to the pypi json of the application. Used to retreive the version number of the last version.
#: You should not change it.
CAS_NEW_VERSION_JSON_URL = "https://pypi.python.org/pypi/django-cas-server/json"

188
189
#: If the service message should be displayed on the login page
CAS_SHOW_SERVICE_MESSAGES = True
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215

#: Messages displayed in a info-box on the html pages of the default templates.
#: ``CAS_INFO_MESSAGES`` is a :class:`dict` mapping message name to a message :class:`dict`.
#: A message :class:`dict` has 3 keys:
#:  * ``message``: A :class:`unicode`, the message to display, potentially wrapped around
#:    ugettex_lazy
#:  * ``discardable``: A :class:`bool`, specify if the users can close the message info-box
#:  * ``type``: One of info, success, info, warning, danger. The type of the info-box.
#: ``CAS_INFO_MESSAGES`` contains by default one message, ``cas_explained``, which explain
#: roughly the purpose of a CAS.
CAS_INFO_MESSAGES = {
    "cas_explained": {
        "message": _(
            u"The Central Authentication Service grants you access to most of our websites by "
            u"authenticating only once, so you don't need to type your credentials again unless "
            u"your session expires or you logout."
        ),
        "discardable": True,
        "type": "info",  # one of info, success, info, warning, danger
    },
}
#: :class:`list` of message names. Order in which info-box messages are displayed.
#: Let the list empty to disable messages display.
CAS_INFO_MESSAGES_ORDER = []


216
217
GLOBALS = globals().copy()
for name, default_value in GLOBALS.items():
218
219
220
221
222
223
224
225
226
227
228
    # only care about parameter begining by CAS_
    if name.startswith("CAS_"):
        # get the current setting value, falling back to default_value
        value = getattr(settings, name, default_value)
        # set the setting value to its value if defined, ellse to the default_value.
        setattr(settings, name, value)

# Allow the user defined CAS_COMPONENT_URLS to omit not changed values
MERGED_CAS_COMPONENT_URLS = CAS_COMPONENT_URLS.copy()
MERGED_CAS_COMPONENT_URLS.update(settings.CAS_COMPONENT_URLS)
settings.CAS_COMPONENT_URLS = MERGED_CAS_COMPONENT_URLS
Valentin Samir's avatar
Valentin Samir committed
229

230
231
# if the federated mode is enabled, we must use the :class`cas_server.auth.CASFederateAuth` auth
# backend.
Valentin Samir's avatar
Valentin Samir committed
232
233
if settings.CAS_FEDERATE:
    settings.CAS_AUTH_CLASS = "cas_server.auth.CASFederateAuth"
234
235
236
237


#: SessionStore class depending of :django:setting:`SESSION_ENGINE`
SessionStore = import_module(settings.SESSION_ENGINE).SessionStore