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@@ -1,431 +1,432 b'' | |||||
1 | #!/usr/bin/env python |
|
1 | #!/usr/bin/env python | |
2 | # encoding: utf-8 |
|
2 | # encoding: utf-8 | |
3 | # authentication and permission libraries |
|
3 | # authentication and permission libraries | |
4 | # Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com> |
|
4 | # Copyright (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com> | |
5 | # |
|
5 | # | |
6 | # This program is free software; you can redistribute it and/or |
|
6 | # This program is free software; you can redistribute it and/or | |
7 | # modify it under the terms of the GNU General Public License |
|
7 | # modify it under the terms of the GNU General Public License | |
8 | # as published by the Free Software Foundation; version 2 |
|
8 | # as published by the Free Software Foundation; version 2 | |
9 | # of the License or (at your opinion) any later version of the license. |
|
9 | # of the License or (at your opinion) any later version of the license. | |
10 | # |
|
10 | # | |
11 | # This program is distributed in the hope that it will be useful, |
|
11 | # This program is distributed in the hope that it will be useful, | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. |
|
14 | # GNU General Public License for more details. | |
15 | # |
|
15 | # | |
16 | # You should have received a copy of the GNU General Public License |
|
16 | # You should have received a copy of the GNU General Public License | |
17 | # along with this program; if not, write to the Free Software |
|
17 | # along with this program; if not, write to the Free Software | |
18 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
18 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, | |
19 | # MA 02110-1301, USA. |
|
19 | # MA 02110-1301, USA. | |
20 | """ |
|
20 | """ | |
21 | Created on April 4, 2010 |
|
21 | Created on April 4, 2010 | |
22 |
|
22 | |||
23 | @author: marcink |
|
23 | @author: marcink | |
24 | """ |
|
24 | """ | |
25 | from beaker.cache import cache_region |
|
25 | from beaker.cache import cache_region | |
26 | from pylons import config, session, url, request |
|
26 | from pylons import config, session, url, request | |
27 | from pylons.controllers.util import abort, redirect |
|
27 | from pylons.controllers.util import abort, redirect | |
28 | from pylons_app.lib.utils import get_repo_slug |
|
28 | from pylons_app.lib.utils import get_repo_slug | |
29 | from pylons_app.model import meta |
|
29 | from pylons_app.model import meta | |
30 | from pylons_app.model.db import User, RepoToPerm, Repository, Permission |
|
30 | from pylons_app.model.db import User, RepoToPerm, Repository, Permission | |
31 | from sqlalchemy.exc import OperationalError |
|
31 | from sqlalchemy.exc import OperationalError | |
32 | from sqlalchemy.orm.exc import NoResultFound, MultipleResultsFound |
|
32 | from sqlalchemy.orm.exc import NoResultFound, MultipleResultsFound | |
33 | import crypt |
|
33 | import hashlib | |
34 | from decorator import decorator |
|
34 | from decorator import decorator | |
35 | import logging |
|
35 | import logging | |
36 |
|
36 | |||
37 | log = logging.getLogger(__name__) |
|
37 | log = logging.getLogger(__name__) | |
38 |
|
38 | |||
39 | def get_crypt_password(password): |
|
39 | def get_crypt_password(password): | |
40 | """ |
|
40 | """Cryptographic function used for password hashing based on sha1 | |
41 | Cryptographic function used for password hashing |
|
|||
42 | @param password: password to hash |
|
41 | @param password: password to hash | |
43 | """ |
|
42 | """ | |
44 | return crypt.crypt(password, '6a') |
|
43 | hashed = hashlib.sha1(password).hexdigest() | |
45 |
|
44 | return hashed[3:] + hashed[:3] | ||
46 |
|
45 | |||
47 | @cache_region('super_short_term', 'cached_user') |
|
46 | @cache_region('super_short_term', 'cached_user') | |
48 | def get_user_cached(username): |
|
47 | def get_user_cached(username): | |
49 | sa = meta.Session |
|
48 | sa = meta.Session | |
50 | try: |
|
49 | try: | |
51 | user = sa.query(User).filter(User.username == username).one() |
|
50 | user = sa.query(User).filter(User.username == username).one() | |
52 | finally: |
|
51 | finally: | |
53 | meta.Session.remove() |
|
52 | meta.Session.remove() | |
54 | return user |
|
53 | return user | |
55 |
|
54 | |||
56 | def authfunc(environ, username, password): |
|
55 | def authfunc(environ, username, password): | |
57 | password_crypt = get_crypt_password(password) |
|
56 | password_crypt = get_crypt_password(password) | |
58 | try: |
|
57 | try: | |
59 | user = get_user_cached(username) |
|
58 | user = get_user_cached(username) | |
60 | except (NoResultFound, MultipleResultsFound, OperationalError) as e: |
|
59 | except (NoResultFound, MultipleResultsFound, OperationalError) as e: | |
61 | log.error(e) |
|
60 | log.error(e) | |
62 | user = None |
|
61 | user = None | |
63 |
|
62 | |||
64 | if user: |
|
63 | if user: | |
65 | if user.active: |
|
64 | if user.active: | |
66 | if user.username == username and user.password == password_crypt: |
|
65 | if user.username == username and user.password == password_crypt: | |
67 | log.info('user %s authenticated correctly', username) |
|
66 | log.info('user %s authenticated correctly', username) | |
68 | return True |
|
67 | return True | |
69 | else: |
|
68 | else: | |
70 | log.error('user %s is disabled', username) |
|
69 | log.error('user %s is disabled', username) | |
71 |
|
70 | |||
72 | return False |
|
71 | return False | |
73 |
|
72 | |||
74 | class AuthUser(object): |
|
73 | class AuthUser(object): | |
75 | """ |
|
74 | """ | |
76 | A simple object that handles a mercurial username for authentication |
|
75 | A simple object that handles a mercurial username for authentication | |
77 | """ |
|
76 | """ | |
78 | def __init__(self): |
|
77 | def __init__(self): | |
79 | self.username = 'None' |
|
78 | self.username = 'None' | |
80 | self.name = '' |
|
79 | self.name = '' | |
81 | self.lastname = '' |
|
80 | self.lastname = '' | |
82 | self.email = '' |
|
81 | self.email = '' | |
83 | self.user_id = None |
|
82 | self.user_id = None | |
84 | self.is_authenticated = False |
|
83 | self.is_authenticated = False | |
85 | self.is_admin = False |
|
84 | self.is_admin = False | |
86 | self.permissions = {} |
|
85 | self.permissions = {} | |
87 |
|
86 | |||
88 |
|
87 | |||
89 | def set_available_permissions(config): |
|
88 | def set_available_permissions(config): | |
90 | """ |
|
89 | """ | |
91 | This function will propagate pylons globals with all available defined |
|
90 | This function will propagate pylons globals with all available defined | |
92 | permission given in db. We don't wannt to check each time from db for new |
|
91 | permission given in db. We don't wannt to check each time from db for new | |
93 | permissions since adding a new permission also requires application restart |
|
92 | permissions since adding a new permission also requires application restart | |
94 | ie. to decorate new views with the newly created permission |
|
93 | ie. to decorate new views with the newly created permission | |
95 | @param config: |
|
94 | @param config: | |
96 | """ |
|
95 | """ | |
97 | log.info('getting information about all available permissions') |
|
96 | log.info('getting information about all available permissions') | |
98 | try: |
|
97 | try: | |
99 | sa = meta.Session |
|
98 | sa = meta.Session | |
100 | all_perms = sa.query(Permission).all() |
|
99 | all_perms = sa.query(Permission).all() | |
101 | finally: |
|
100 | finally: | |
102 | meta.Session.remove() |
|
101 | meta.Session.remove() | |
103 |
|
102 | |||
104 | config['available_permissions'] = [x.permission_name for x in all_perms] |
|
103 | config['available_permissions'] = [x.permission_name for x in all_perms] | |
105 |
|
104 | |||
106 | def set_base_path(config): |
|
105 | def set_base_path(config): | |
107 | config['base_path'] = config['pylons.app_globals'].base_path |
|
106 | config['base_path'] = config['pylons.app_globals'].base_path | |
108 |
|
107 | |||
109 | def fill_data(user): |
|
108 | def fill_data(user): | |
110 | """ |
|
109 | """ | |
111 | Fills user data with those from database and log out user if not present |
|
110 | Fills user data with those from database and log out user if not present | |
112 | in database |
|
111 | in database | |
113 | @param user: |
|
112 | @param user: | |
114 | """ |
|
113 | """ | |
115 | sa = meta.Session |
|
114 | sa = meta.Session | |
116 | dbuser = sa.query(User).get(user.user_id) |
|
115 | dbuser = sa.query(User).get(user.user_id) | |
117 | if dbuser: |
|
116 | if dbuser: | |
118 | user.username = dbuser.username |
|
117 | user.username = dbuser.username | |
119 | user.is_admin = dbuser.admin |
|
118 | user.is_admin = dbuser.admin | |
120 | user.name = dbuser.name |
|
119 | user.name = dbuser.name | |
121 | user.lastname = dbuser.lastname |
|
120 | user.lastname = dbuser.lastname | |
122 | user.email = dbuser.email |
|
121 | user.email = dbuser.email | |
123 | else: |
|
122 | else: | |
124 | user.is_authenticated = False |
|
123 | user.is_authenticated = False | |
125 | meta.Session.remove() |
|
124 | meta.Session.remove() | |
126 | return user |
|
125 | return user | |
127 |
|
126 | |||
128 | def fill_perms(user): |
|
127 | def fill_perms(user): | |
129 | """ |
|
128 | """ | |
130 | Fills user permission attribute with permissions taken from database |
|
129 | Fills user permission attribute with permissions taken from database | |
131 | @param user: |
|
130 | @param user: | |
132 | """ |
|
131 | """ | |
133 |
|
132 | |||
134 | sa = meta.Session |
|
133 | sa = meta.Session | |
135 | user.permissions['repositories'] = {} |
|
134 | user.permissions['repositories'] = {} | |
136 | user.permissions['global'] = set() |
|
135 | user.permissions['global'] = set() | |
137 |
|
136 | |||
138 | #first fetch default permissions |
|
137 | #first fetch default permissions | |
139 | default_perms = sa.query(RepoToPerm, Repository, Permission)\ |
|
138 | default_perms = sa.query(RepoToPerm, Repository, Permission)\ | |
140 | .join((Repository, RepoToPerm.repository_id == Repository.repo_id))\ |
|
139 | .join((Repository, RepoToPerm.repository_id == Repository.repo_id))\ | |
141 | .join((Permission, RepoToPerm.permission_id == Permission.permission_id))\ |
|
140 | .join((Permission, RepoToPerm.permission_id == Permission.permission_id))\ | |
142 | .filter(RepoToPerm.user_id == sa.query(User).filter(User.username == |
|
141 | .filter(RepoToPerm.user_id == sa.query(User).filter(User.username == | |
143 | 'default').one().user_id).all() |
|
142 | 'default').one().user_id).all() | |
144 |
|
143 | |||
145 | if user.is_admin: |
|
144 | if user.is_admin: | |
146 | user.permissions['global'].add('hg.admin') |
|
145 | user.permissions['global'].add('hg.admin') | |
147 | #admin have all rights set to admin |
|
146 | #admin have all rights set to admin | |
148 | for perm in default_perms: |
|
147 | for perm in default_perms: | |
149 | p = 'repository.admin' |
|
148 | p = 'repository.admin' | |
150 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p |
|
149 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p | |
151 |
|
150 | |||
152 | else: |
|
151 | else: | |
153 | user.permissions['global'].add('repository.create') |
|
152 | user.permissions['global'].add('repository.create') | |
|
153 | user.permissions['global'].add('hg.register') | |||
|
154 | ||||
154 | for perm in default_perms: |
|
155 | for perm in default_perms: | |
155 | if perm.Repository.private and not perm.Repository.user_id == user.user_id: |
|
156 | if perm.Repository.private and not perm.Repository.user_id == user.user_id: | |
156 | #disable defaults for private repos, |
|
157 | #disable defaults for private repos, | |
157 | p = 'repository.none' |
|
158 | p = 'repository.none' | |
158 | elif perm.Repository.user_id == user.user_id: |
|
159 | elif perm.Repository.user_id == user.user_id: | |
159 | #set admin if owner |
|
160 | #set admin if owner | |
160 | p = 'repository.admin' |
|
161 | p = 'repository.admin' | |
161 | else: |
|
162 | else: | |
162 | p = perm.Permission.permission_name |
|
163 | p = perm.Permission.permission_name | |
163 |
|
164 | |||
164 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p |
|
165 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p | |
165 |
|
166 | |||
166 |
|
167 | |||
167 | user_perms = sa.query(RepoToPerm, Permission, Repository)\ |
|
168 | user_perms = sa.query(RepoToPerm, Permission, Repository)\ | |
168 | .join((Repository, RepoToPerm.repository_id == Repository.repo_id))\ |
|
169 | .join((Repository, RepoToPerm.repository_id == Repository.repo_id))\ | |
169 | .join((Permission, RepoToPerm.permission_id == Permission.permission_id))\ |
|
170 | .join((Permission, RepoToPerm.permission_id == Permission.permission_id))\ | |
170 | .filter(RepoToPerm.user_id == user.user_id).all() |
|
171 | .filter(RepoToPerm.user_id == user.user_id).all() | |
171 | #overwrite userpermissions with defaults |
|
172 | #overwrite userpermissions with defaults | |
172 | for perm in user_perms: |
|
173 | for perm in user_perms: | |
173 | #set write if owner |
|
174 | #set write if owner | |
174 | if perm.Repository.user_id == user.user_id: |
|
175 | if perm.Repository.user_id == user.user_id: | |
175 | p = 'repository.write' |
|
176 | p = 'repository.write' | |
176 | else: |
|
177 | else: | |
177 | p = perm.Permission.permission_name |
|
178 | p = perm.Permission.permission_name | |
178 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p |
|
179 | user.permissions['repositories'][perm.RepoToPerm.repository.repo_name] = p | |
179 | meta.Session.remove() |
|
180 | meta.Session.remove() | |
180 | return user |
|
181 | return user | |
181 |
|
182 | |||
182 | def get_user(session): |
|
183 | def get_user(session): | |
183 | """ |
|
184 | """ | |
184 | Gets user from session, and wraps permissions into user |
|
185 | Gets user from session, and wraps permissions into user | |
185 | @param session: |
|
186 | @param session: | |
186 | """ |
|
187 | """ | |
187 | user = session.get('hg_app_user', AuthUser()) |
|
188 | user = session.get('hg_app_user', AuthUser()) | |
188 | if user.is_authenticated: |
|
189 | if user.is_authenticated: | |
189 | user = fill_data(user) |
|
190 | user = fill_data(user) | |
190 |
|
|
191 | user = fill_perms(user) | |
191 | session['hg_app_user'] = user |
|
192 | session['hg_app_user'] = user | |
192 | session.save() |
|
193 | session.save() | |
193 | return user |
|
194 | return user | |
194 |
|
195 | |||
195 | #=============================================================================== |
|
196 | #=============================================================================== | |
196 | # CHECK DECORATORS |
|
197 | # CHECK DECORATORS | |
197 | #=============================================================================== |
|
198 | #=============================================================================== | |
198 | class LoginRequired(object): |
|
199 | class LoginRequired(object): | |
199 | """Must be logged in to execute this function else redirect to login page""" |
|
200 | """Must be logged in to execute this function else redirect to login page""" | |
200 |
|
201 | |||
201 | def __call__(self, func): |
|
202 | def __call__(self, func): | |
202 | return decorator(self.__wrapper, func) |
|
203 | return decorator(self.__wrapper, func) | |
203 |
|
204 | |||
204 | def __wrapper(self, func, *fargs, **fkwargs): |
|
205 | def __wrapper(self, func, *fargs, **fkwargs): | |
205 | user = session.get('hg_app_user', AuthUser()) |
|
206 | user = session.get('hg_app_user', AuthUser()) | |
206 | log.debug('Checking login required for user:%s', user.username) |
|
207 | log.debug('Checking login required for user:%s', user.username) | |
207 | if user.is_authenticated: |
|
208 | if user.is_authenticated: | |
208 | log.debug('user %s is authenticated', user.username) |
|
209 | log.debug('user %s is authenticated', user.username) | |
209 | return func(*fargs, **fkwargs) |
|
210 | return func(*fargs, **fkwargs) | |
210 | else: |
|
211 | else: | |
211 | log.warn('user %s not authenticated', user.username) |
|
212 | log.warn('user %s not authenticated', user.username) | |
212 | log.debug('redirecting to login page') |
|
213 | log.debug('redirecting to login page') | |
213 | return redirect(url('login_home')) |
|
214 | return redirect(url('login_home')) | |
214 |
|
215 | |||
215 | class PermsDecorator(object): |
|
216 | class PermsDecorator(object): | |
216 | """Base class for decorators""" |
|
217 | """Base class for decorators""" | |
217 |
|
218 | |||
218 | def __init__(self, *required_perms): |
|
219 | def __init__(self, *required_perms): | |
219 | available_perms = config['available_permissions'] |
|
220 | available_perms = config['available_permissions'] | |
220 | for perm in required_perms: |
|
221 | for perm in required_perms: | |
221 | if perm not in available_perms: |
|
222 | if perm not in available_perms: | |
222 | raise Exception("'%s' permission is not defined" % perm) |
|
223 | raise Exception("'%s' permission is not defined" % perm) | |
223 | self.required_perms = set(required_perms) |
|
224 | self.required_perms = set(required_perms) | |
224 | self.user_perms = None |
|
225 | self.user_perms = None | |
225 |
|
226 | |||
226 | def __call__(self, func): |
|
227 | def __call__(self, func): | |
227 | return decorator(self.__wrapper, func) |
|
228 | return decorator(self.__wrapper, func) | |
228 |
|
229 | |||
229 |
|
230 | |||
230 | def __wrapper(self, func, *fargs, **fkwargs): |
|
231 | def __wrapper(self, func, *fargs, **fkwargs): | |
231 | # _wrapper.__name__ = func.__name__ |
|
232 | # _wrapper.__name__ = func.__name__ | |
232 | # _wrapper.__dict__.update(func.__dict__) |
|
233 | # _wrapper.__dict__.update(func.__dict__) | |
233 | # _wrapper.__doc__ = func.__doc__ |
|
234 | # _wrapper.__doc__ = func.__doc__ | |
234 |
|
235 | |||
235 | self.user_perms = session.get('hg_app_user', AuthUser()).permissions |
|
236 | self.user_perms = session.get('hg_app_user', AuthUser()).permissions | |
236 | log.debug('checking %s permissions %s for %s', |
|
237 | log.debug('checking %s permissions %s for %s', | |
237 | self.__class__.__name__, self.required_perms, func.__name__) |
|
238 | self.__class__.__name__, self.required_perms, func.__name__) | |
238 |
|
239 | |||
239 | if self.check_permissions(): |
|
240 | if self.check_permissions(): | |
240 | log.debug('Permission granted for %s', func.__name__) |
|
241 | log.debug('Permission granted for %s', func.__name__) | |
241 |
|
242 | |||
242 | return func(*fargs, **fkwargs) |
|
243 | return func(*fargs, **fkwargs) | |
243 |
|
244 | |||
244 | else: |
|
245 | else: | |
245 | log.warning('Permission denied for %s', func.__name__) |
|
246 | log.warning('Permission denied for %s', func.__name__) | |
246 | #redirect with forbidden ret code |
|
247 | #redirect with forbidden ret code | |
247 | return abort(403) |
|
248 | return abort(403) | |
248 |
|
249 | |||
249 |
|
250 | |||
250 |
|
251 | |||
251 | def check_permissions(self): |
|
252 | def check_permissions(self): | |
252 | """Dummy function for overriding""" |
|
253 | """Dummy function for overriding""" | |
253 | raise Exception('You have to write this function in child class') |
|
254 | raise Exception('You have to write this function in child class') | |
254 |
|
255 | |||
255 | class HasPermissionAllDecorator(PermsDecorator): |
|
256 | class HasPermissionAllDecorator(PermsDecorator): | |
256 | """Checks for access permission for all given predicates. All of them |
|
257 | """Checks for access permission for all given predicates. All of them | |
257 | have to be meet in order to fulfill the request |
|
258 | have to be meet in order to fulfill the request | |
258 | """ |
|
259 | """ | |
259 |
|
260 | |||
260 | def check_permissions(self): |
|
261 | def check_permissions(self): | |
261 | if self.required_perms.issubset(self.user_perms.get('global')): |
|
262 | if self.required_perms.issubset(self.user_perms.get('global')): | |
262 | return True |
|
263 | return True | |
263 | return False |
|
264 | return False | |
264 |
|
265 | |||
265 |
|
266 | |||
266 | class HasPermissionAnyDecorator(PermsDecorator): |
|
267 | class HasPermissionAnyDecorator(PermsDecorator): | |
267 | """Checks for access permission for any of given predicates. In order to |
|
268 | """Checks for access permission for any of given predicates. In order to | |
268 | fulfill the request any of predicates must be meet |
|
269 | fulfill the request any of predicates must be meet | |
269 | """ |
|
270 | """ | |
270 |
|
271 | |||
271 | def check_permissions(self): |
|
272 | def check_permissions(self): | |
272 | if self.required_perms.intersection(self.user_perms.get('global')): |
|
273 | if self.required_perms.intersection(self.user_perms.get('global')): | |
273 | return True |
|
274 | return True | |
274 | return False |
|
275 | return False | |
275 |
|
276 | |||
276 | class HasRepoPermissionAllDecorator(PermsDecorator): |
|
277 | class HasRepoPermissionAllDecorator(PermsDecorator): | |
277 | """Checks for access permission for all given predicates for specific |
|
278 | """Checks for access permission for all given predicates for specific | |
278 | repository. All of them have to be meet in order to fulfill the request |
|
279 | repository. All of them have to be meet in order to fulfill the request | |
279 | """ |
|
280 | """ | |
280 |
|
281 | |||
281 | def check_permissions(self): |
|
282 | def check_permissions(self): | |
282 | repo_name = get_repo_slug(request) |
|
283 | repo_name = get_repo_slug(request) | |
283 | try: |
|
284 | try: | |
284 | user_perms = set([self.user_perms['repositories'][repo_name]]) |
|
285 | user_perms = set([self.user_perms['repositories'][repo_name]]) | |
285 | except KeyError: |
|
286 | except KeyError: | |
286 | return False |
|
287 | return False | |
287 | if self.required_perms.issubset(user_perms): |
|
288 | if self.required_perms.issubset(user_perms): | |
288 | return True |
|
289 | return True | |
289 | return False |
|
290 | return False | |
290 |
|
291 | |||
291 |
|
292 | |||
292 | class HasRepoPermissionAnyDecorator(PermsDecorator): |
|
293 | class HasRepoPermissionAnyDecorator(PermsDecorator): | |
293 | """Checks for access permission for any of given predicates for specific |
|
294 | """Checks for access permission for any of given predicates for specific | |
294 | repository. In order to fulfill the request any of predicates must be meet |
|
295 | repository. In order to fulfill the request any of predicates must be meet | |
295 | """ |
|
296 | """ | |
296 |
|
297 | |||
297 | def check_permissions(self): |
|
298 | def check_permissions(self): | |
298 | repo_name = get_repo_slug(request) |
|
299 | repo_name = get_repo_slug(request) | |
299 |
|
300 | |||
300 | try: |
|
301 | try: | |
301 | user_perms = set([self.user_perms['repositories'][repo_name]]) |
|
302 | user_perms = set([self.user_perms['repositories'][repo_name]]) | |
302 | except KeyError: |
|
303 | except KeyError: | |
303 | return False |
|
304 | return False | |
304 | if self.required_perms.intersection(user_perms): |
|
305 | if self.required_perms.intersection(user_perms): | |
305 | return True |
|
306 | return True | |
306 | return False |
|
307 | return False | |
307 | #=============================================================================== |
|
308 | #=============================================================================== | |
308 | # CHECK FUNCTIONS |
|
309 | # CHECK FUNCTIONS | |
309 | #=============================================================================== |
|
310 | #=============================================================================== | |
310 |
|
311 | |||
311 | class PermsFunction(object): |
|
312 | class PermsFunction(object): | |
312 | """Base function for other check functions""" |
|
313 | """Base function for other check functions""" | |
313 |
|
314 | |||
314 | def __init__(self, *perms): |
|
315 | def __init__(self, *perms): | |
315 | available_perms = config['available_permissions'] |
|
316 | available_perms = config['available_permissions'] | |
316 |
|
317 | |||
317 | for perm in perms: |
|
318 | for perm in perms: | |
318 | if perm not in available_perms: |
|
319 | if perm not in available_perms: | |
319 | raise Exception("'%s' permission in not defined" % perm) |
|
320 | raise Exception("'%s' permission in not defined" % perm) | |
320 | self.required_perms = set(perms) |
|
321 | self.required_perms = set(perms) | |
321 | self.user_perms = None |
|
322 | self.user_perms = None | |
322 | self.granted_for = '' |
|
323 | self.granted_for = '' | |
323 | self.repo_name = None |
|
324 | self.repo_name = None | |
324 |
|
325 | |||
325 | def __call__(self, check_Location=''): |
|
326 | def __call__(self, check_Location=''): | |
326 | user = session.get('hg_app_user', False) |
|
327 | user = session.get('hg_app_user', False) | |
327 | if not user: |
|
328 | if not user: | |
328 | return False |
|
329 | return False | |
329 | self.user_perms = user.permissions |
|
330 | self.user_perms = user.permissions | |
330 | self.granted_for = user.username |
|
331 | self.granted_for = user.username | |
331 | log.debug('checking %s %s', self.__class__.__name__, self.required_perms) |
|
332 | log.debug('checking %s %s', self.__class__.__name__, self.required_perms) | |
332 |
|
333 | |||
333 | if self.check_permissions(): |
|
334 | if self.check_permissions(): | |
334 | log.debug('Permission granted for %s @%s', self.granted_for, |
|
335 | log.debug('Permission granted for %s @%s', self.granted_for, | |
335 | check_Location) |
|
336 | check_Location) | |
336 | return True |
|
337 | return True | |
337 |
|
338 | |||
338 | else: |
|
339 | else: | |
339 | log.warning('Permission denied for %s @%s', self.granted_for, |
|
340 | log.warning('Permission denied for %s @%s', self.granted_for, | |
340 | check_Location) |
|
341 | check_Location) | |
341 | return False |
|
342 | return False | |
342 |
|
343 | |||
343 | def check_permissions(self): |
|
344 | def check_permissions(self): | |
344 | """Dummy function for overriding""" |
|
345 | """Dummy function for overriding""" | |
345 | raise Exception('You have to write this function in child class') |
|
346 | raise Exception('You have to write this function in child class') | |
346 |
|
347 | |||
347 | class HasPermissionAll(PermsFunction): |
|
348 | class HasPermissionAll(PermsFunction): | |
348 | def check_permissions(self): |
|
349 | def check_permissions(self): | |
349 | if self.required_perms.issubset(self.user_perms.get('global')): |
|
350 | if self.required_perms.issubset(self.user_perms.get('global')): | |
350 | return True |
|
351 | return True | |
351 | return False |
|
352 | return False | |
352 |
|
353 | |||
353 | class HasPermissionAny(PermsFunction): |
|
354 | class HasPermissionAny(PermsFunction): | |
354 | def check_permissions(self): |
|
355 | def check_permissions(self): | |
355 | if self.required_perms.intersection(self.user_perms.get('global')): |
|
356 | if self.required_perms.intersection(self.user_perms.get('global')): | |
356 | return True |
|
357 | return True | |
357 | return False |
|
358 | return False | |
358 |
|
359 | |||
359 | class HasRepoPermissionAll(PermsFunction): |
|
360 | class HasRepoPermissionAll(PermsFunction): | |
360 |
|
361 | |||
361 | def __call__(self, repo_name=None, check_Location=''): |
|
362 | def __call__(self, repo_name=None, check_Location=''): | |
362 | self.repo_name = repo_name |
|
363 | self.repo_name = repo_name | |
363 | return super(HasRepoPermissionAll, self).__call__(check_Location) |
|
364 | return super(HasRepoPermissionAll, self).__call__(check_Location) | |
364 |
|
365 | |||
365 | def check_permissions(self): |
|
366 | def check_permissions(self): | |
366 | if not self.repo_name: |
|
367 | if not self.repo_name: | |
367 | self.repo_name = get_repo_slug(request) |
|
368 | self.repo_name = get_repo_slug(request) | |
368 |
|
369 | |||
369 | try: |
|
370 | try: | |
370 | self.user_perms = set([self.user_perms['repositories']\ |
|
371 | self.user_perms = set([self.user_perms['repositories']\ | |
371 | [self.repo_name]]) |
|
372 | [self.repo_name]]) | |
372 | except KeyError: |
|
373 | except KeyError: | |
373 | return False |
|
374 | return False | |
374 | self.granted_for = self.repo_name |
|
375 | self.granted_for = self.repo_name | |
375 | if self.required_perms.issubset(self.user_perms): |
|
376 | if self.required_perms.issubset(self.user_perms): | |
376 | return True |
|
377 | return True | |
377 | return False |
|
378 | return False | |
378 |
|
379 | |||
379 | class HasRepoPermissionAny(PermsFunction): |
|
380 | class HasRepoPermissionAny(PermsFunction): | |
380 |
|
381 | |||
381 | def __call__(self, repo_name=None, check_Location=''): |
|
382 | def __call__(self, repo_name=None, check_Location=''): | |
382 | self.repo_name = repo_name |
|
383 | self.repo_name = repo_name | |
383 | return super(HasRepoPermissionAny, self).__call__(check_Location) |
|
384 | return super(HasRepoPermissionAny, self).__call__(check_Location) | |
384 |
|
385 | |||
385 | def check_permissions(self): |
|
386 | def check_permissions(self): | |
386 | if not self.repo_name: |
|
387 | if not self.repo_name: | |
387 | self.repo_name = get_repo_slug(request) |
|
388 | self.repo_name = get_repo_slug(request) | |
388 |
|
389 | |||
389 | try: |
|
390 | try: | |
390 | self.user_perms = set([self.user_perms['repositories']\ |
|
391 | self.user_perms = set([self.user_perms['repositories']\ | |
391 | [self.repo_name]]) |
|
392 | [self.repo_name]]) | |
392 | except KeyError: |
|
393 | except KeyError: | |
393 | return False |
|
394 | return False | |
394 | self.granted_for = self.repo_name |
|
395 | self.granted_for = self.repo_name | |
395 | if self.required_perms.intersection(self.user_perms): |
|
396 | if self.required_perms.intersection(self.user_perms): | |
396 | return True |
|
397 | return True | |
397 | return False |
|
398 | return False | |
398 |
|
399 | |||
399 | #=============================================================================== |
|
400 | #=============================================================================== | |
400 | # SPECIAL VERSION TO HANDLE MIDDLEWARE AUTH |
|
401 | # SPECIAL VERSION TO HANDLE MIDDLEWARE AUTH | |
401 | #=============================================================================== |
|
402 | #=============================================================================== | |
402 |
|
403 | |||
403 | class HasPermissionAnyMiddleware(object): |
|
404 | class HasPermissionAnyMiddleware(object): | |
404 | def __init__(self, *perms): |
|
405 | def __init__(self, *perms): | |
405 | self.required_perms = set(perms) |
|
406 | self.required_perms = set(perms) | |
406 |
|
407 | |||
407 | def __call__(self, user, repo_name): |
|
408 | def __call__(self, user, repo_name): | |
408 | usr = AuthUser() |
|
409 | usr = AuthUser() | |
409 | usr.user_id = user.user_id |
|
410 | usr.user_id = user.user_id | |
410 | usr.username = user.username |
|
411 | usr.username = user.username | |
411 | usr.is_admin = user.admin |
|
412 | usr.is_admin = user.admin | |
412 |
|
413 | |||
413 | try: |
|
414 | try: | |
414 | self.user_perms = set([fill_perms(usr)\ |
|
415 | self.user_perms = set([fill_perms(usr)\ | |
415 | .permissions['repositories'][repo_name]]) |
|
416 | .permissions['repositories'][repo_name]]) | |
416 | except: |
|
417 | except: | |
417 | self.user_perms = set() |
|
418 | self.user_perms = set() | |
418 | self.granted_for = '' |
|
419 | self.granted_for = '' | |
419 | self.username = user.username |
|
420 | self.username = user.username | |
420 | self.repo_name = repo_name |
|
421 | self.repo_name = repo_name | |
421 | return self.check_permissions() |
|
422 | return self.check_permissions() | |
422 |
|
423 | |||
423 | def check_permissions(self): |
|
424 | def check_permissions(self): | |
424 | log.debug('checking mercurial protocol ' |
|
425 | log.debug('checking mercurial protocol ' | |
425 | 'permissions for user:%s repository:%s', |
|
426 | 'permissions for user:%s repository:%s', | |
426 | self.username, self.repo_name) |
|
427 | self.username, self.repo_name) | |
427 | if self.required_perms.intersection(self.user_perms): |
|
428 | if self.required_perms.intersection(self.user_perms): | |
428 | log.debug('permission granted') |
|
429 | log.debug('permission granted') | |
429 | return True |
|
430 | return True | |
430 | log.debug('permission denied') |
|
431 | log.debug('permission denied') | |
431 | return False |
|
432 | return False |
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