|
| 1 | +""" |
| 2 | +Esup-Pod IP Restriction Middleware test cases. |
| 3 | +
|
| 4 | +Run tests with: |
| 5 | + python manage.py test pod.authentication.tests.test_IPRestrictionMiddleware |
| 6 | +""" |
| 7 | + |
| 8 | +from django.contrib.auth.models import User |
| 9 | +from django.test import TestCase, override_settings |
| 10 | +from django.test.client import RequestFactory |
| 11 | +from unittest import mock |
| 12 | + |
| 13 | + |
| 14 | +def check_ip_in_allowed_range(ip, allowed, expected) -> None: |
| 15 | + """Helper function to test if a given IP is within allowed ranges.""" |
| 16 | + with mock.patch("django.conf.settings") as settings: |
| 17 | + from pod.authentication.IPRestrictionMiddleware import ip_in_allowed_range |
| 18 | + |
| 19 | + settings.ALLOWED_SUPERUSER_IPS = allowed |
| 20 | + assert ip_in_allowed_range(ip) is expected |
| 21 | + |
| 22 | + |
| 23 | +class IPRestrictionMiddlewareTestCase(TestCase): |
| 24 | + """IP Restriction Middleware Test Case.""" |
| 25 | + |
| 26 | + def setUp(self) -> None: |
| 27 | + """Tnitializes test users and request factory..""" |
| 28 | + |
| 29 | + self.admin = User.objects.create( |
| 30 | + first_name="pod", |
| 31 | + last_name="Admin", |
| 32 | + username="admin", |
| 33 | + is_superuser=True, |
| 34 | + ) |
| 35 | + |
| 36 | + self.simple_user = User.objects.create( |
| 37 | + first_name="Pod", |
| 38 | + last_name="User", |
| 39 | + username="pod", |
| 40 | + ) |
| 41 | + |
| 42 | + self.factory = RequestFactory() |
| 43 | + |
| 44 | + def test_ip_in_allowed_ranges(self) -> None: |
| 45 | + """Tests IP range matching logic.""" |
| 46 | + for params in [ |
| 47 | + ("192.168.1.10", ["192.168.1.0/24"], True), |
| 48 | + ("192.168.1.10", ["10.0.0.0/8"], False), |
| 49 | + ("10.0.0.1", ["10.0.0.1"], True), |
| 50 | + ("invalid_ip", ["192.168.1.0/24"], False), |
| 51 | + ("10.11.12.13", [], True), |
| 52 | + ("10.11.12.13", [""], False), |
| 53 | + ]: |
| 54 | + check_ip_in_allowed_range(*params) |
| 55 | + |
| 56 | + def test_simpleuser(self) -> None: |
| 57 | + """Ensures regular users are not affected by IP restrictions.""" |
| 58 | + from pod.authentication.IPRestrictionMiddleware import IPRestrictionMiddleware |
| 59 | + |
| 60 | + get_response = mock.MagicMock() |
| 61 | + middleware = IPRestrictionMiddleware(get_response) |
| 62 | + |
| 63 | + request = self.factory.get("/") |
| 64 | + request.user = self.simple_user |
| 65 | + response = middleware(request) |
| 66 | + |
| 67 | + # ensure get_response has been returned |
| 68 | + self.assertEqual(get_response.return_value, response) |
| 69 | + self.assertFalse(request.user.is_superuser) |
| 70 | + self.assertEqual(request.user.last_name, self.simple_user.last_name) |
| 71 | + |
| 72 | + @override_settings( |
| 73 | + ALLOWED_SUPERUSER_IPS=["127.0.0.1/24"], |
| 74 | + ) |
| 75 | + def test_superuser_ip_allowed(self) -> None: |
| 76 | + """Verifies superuser access when IP is allowed.""" |
| 77 | + from pod.authentication.IPRestrictionMiddleware import IPRestrictionMiddleware |
| 78 | + |
| 79 | + get_response = mock.MagicMock() |
| 80 | + middleware = IPRestrictionMiddleware(get_response) |
| 81 | + |
| 82 | + request = self.factory.get("/") |
| 83 | + request.user = self.admin |
| 84 | + self.assertTrue(request.user.is_superuser) |
| 85 | + response = middleware(request) |
| 86 | + |
| 87 | + # ensure get_response has been returned |
| 88 | + self.assertEqual(get_response.return_value, response) |
| 89 | + self.assertTrue(request.user.is_superuser) |
| 90 | + self.assertEqual(request.user.last_name, self.admin.last_name) |
| 91 | + |
| 92 | + @override_settings( |
| 93 | + ALLOWED_SUPERUSER_IPS=["10.0.0.0/8"], |
| 94 | + ) |
| 95 | + def test_superuser_ip_not_allowed(self) -> None: |
| 96 | + """Verifies superuser access is revoked when IP is not allowed.""" |
| 97 | + from pod.authentication.IPRestrictionMiddleware import IPRestrictionMiddleware |
| 98 | + |
| 99 | + get_response = mock.MagicMock() |
| 100 | + middleware = IPRestrictionMiddleware(get_response) |
| 101 | + |
| 102 | + request = self.factory.get("/") |
| 103 | + request.user = self.admin |
| 104 | + self.assertTrue(request.user.is_superuser) |
| 105 | + |
| 106 | + middleware(request) |
| 107 | + self.assertFalse(request.user.is_superuser) |
| 108 | + self.assertTrue("127.0.0.1" in request.user.last_name) |
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