| 1 | # GNU MediaGoblin -- federated, autonomous media hosting |
| 2 | # Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS. |
| 3 | # |
| 4 | # This program is free software: you can redistribute it and/or modify |
| 5 | # it under the terms of the GNU Affero General Public License as published by |
| 6 | # the Free Software Foundation, either version 3 of the License, or |
| 7 | # (at your option) any later version. |
| 8 | # |
| 9 | # This program is distributed in the hope that it will be useful, |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | # GNU Affero General Public License for more details. |
| 13 | # |
| 14 | # You should have received a copy of the GNU Affero General Public License |
| 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | |
| 17 | from mediagoblin.tests.tools import setup_fresh_app |
| 18 | from mediagoblin import mg_globals |
| 19 | |
| 20 | |
| 21 | @setup_fresh_app |
| 22 | def test_csrf_cookie_set(test_app): |
| 23 | |
| 24 | cookie_name = mg_globals.app_config['csrf_cookie_name'] |
| 25 | |
| 26 | # get login page |
| 27 | response = test_app.get('/auth/login/') |
| 28 | |
| 29 | # assert that the mediagoblin nonce cookie has been set |
| 30 | assert 'Set-Cookie' in response.headers |
| 31 | assert cookie_name in response.cookies_set |
| 32 | |
| 33 | # assert that we're also sending a vary header |
| 34 | assert response.headers.get('Vary', False) == 'Cookie' |
| 35 | |
| 36 | |
| 37 | @setup_fresh_app |
| 38 | def test_csrf_token_must_match(test_app): |
| 39 | |
| 40 | # construct a request with no cookie or form token |
| 41 | assert test_app.post('/auth/login/', |
| 42 | extra_environ={'gmg.verify_csrf': True}, |
| 43 | expect_errors=True).status_int == 403 |
| 44 | |
| 45 | # construct a request with a cookie, but no form token |
| 46 | assert test_app.post('/auth/login/', |
| 47 | headers={'Cookie': str('%s=foo; ' % |
| 48 | mg_globals.app_config['csrf_cookie_name'])}, |
| 49 | extra_environ={'gmg.verify_csrf': True}, |
| 50 | expect_errors=True).status_int == 403 |
| 51 | |
| 52 | # if both the cookie and form token are provided, they must match |
| 53 | assert test_app.post('/auth/login/', |
| 54 | {'csrf_token': 'blarf'}, |
| 55 | headers={'Cookie': str('%s=foo; ' % |
| 56 | mg_globals.app_config['csrf_cookie_name'])}, |
| 57 | extra_environ={'gmg.verify_csrf': True}, |
| 58 | expect_errors=True).\ |
| 59 | status_int == 403 |
| 60 | |
| 61 | assert test_app.post('/auth/login/', |
| 62 | {'csrf_token': 'foo'}, |
| 63 | headers={'Cookie': str('%s=foo; ' % |
| 64 | mg_globals.app_config['csrf_cookie_name'])}, |
| 65 | extra_environ={'gmg.verify_csrf': True}).\ |
| 66 | status_int == 200 |
| 67 | |
| 68 | @setup_fresh_app |
| 69 | def test_csrf_exempt(test_app): |
| 70 | |
| 71 | # monkey with the views to decorate a known endpoint |
| 72 | import mediagoblin.auth.views |
| 73 | from mediagoblin.meddleware.csrf import csrf_exempt |
| 74 | |
| 75 | mediagoblin.auth.views.login = csrf_exempt( |
| 76 | mediagoblin.auth.views.login |
| 77 | ) |
| 78 | |
| 79 | # construct a request with no cookie or form token |
| 80 | assert test_app.post('/auth/login/', |
| 81 | extra_environ={'gmg.verify_csrf': True}, |
| 82 | expect_errors=False).status_int == 200 |
| 83 | |
| 84 | # restore the CSRF protection in case other tests expect it |
| 85 | mediagoblin.auth.views.login.csrf_enabled = True |