alisaifee /
flask-limiter
| Total Lines | 1232 |
| Duplicated Lines | 32.47 % |
| Changes | 34 | ||
| Bugs | 4 | Features | 1 |
Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | """ |
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| 25 | class FlaskExtTests(unittest.TestCase): |
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| 26 | def setUp(self): |
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| 27 | redis.Redis().flushall() |
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| 28 | |||
| 29 | def build_app(self, config={}, **limiter_args): |
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| 30 | app = Flask(__name__) |
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| 31 | for k, v in config.items(): |
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| 32 | app.config.setdefault(k, v) |
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| 33 | limiter_args.setdefault('key_func', get_remote_address) |
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| 34 | limiter = Limiter(app, **limiter_args) |
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| 35 | mock_handler = mock.Mock() |
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| 36 | mock_handler.level = logging.INFO |
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| 37 | limiter.logger.addHandler(mock_handler) |
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| 38 | return app, limiter |
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| 39 | |||
| 40 | def test_invalid_strategy(self): |
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| 41 | app = Flask(__name__) |
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| 42 | app.config.setdefault(C.STRATEGY, "fubar") |
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| 43 | self.assertRaises(ConfigurationError, Limiter, app, key_func=get_remote_address) |
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| 44 | |||
| 45 | def test_invalid_storage_string(self): |
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| 46 | app = Flask(__name__) |
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| 47 | app.config.setdefault(C.STORAGE_URL, "fubar://localhost:1234") |
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| 48 | self.assertRaises(ConfigurationError, Limiter, app, key_func=get_remote_address) |
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| 49 | |||
| 50 | def test_constructor_arguments_over_config(self): |
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| 51 | app = Flask(__name__) |
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| 52 | app.config.setdefault(C.STRATEGY, "fixed-window-elastic-expiry") |
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| 53 | limiter = Limiter(strategy='moving-window', key_func=get_remote_address) |
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| 54 | limiter.init_app(app) |
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| 55 | app.config.setdefault(C.STORAGE_URL, "redis://localhost:6379") |
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| 56 | self.assertEqual(type(limiter._limiter), MovingWindowRateLimiter) |
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| 57 | limiter = Limiter(storage_uri='memcached://localhost:11211', key_func=get_remote_address) |
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| 58 | limiter.init_app(app) |
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| 59 | self.assertEqual(type(limiter._storage), MemcachedStorage) |
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| 60 | |||
| 61 | View Code Duplication | def test_error_message(self): |
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|
Duplication
introduced
by
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| 62 | app, limiter = self.build_app({ |
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| 63 | C.GLOBAL_LIMITS: "1 per day" |
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| 64 | }) |
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| 65 | |||
| 66 | @app.route("/") |
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| 67 | def null(): |
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| 68 | return "" |
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| 69 | |||
| 70 | with app.test_client() as cli: |
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| 71 | cli.get("/") |
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| 72 | self.assertTrue("1 per 1 day" in cli.get("/").data.decode()) |
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| 73 | |||
| 74 | @app.errorhandler(429) |
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| 75 | def ratelimit_handler(e): |
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| 76 | return make_response('{"error" : "rate limit %s"}' % str(e.description), 429) |
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| 77 | |||
| 78 | self.assertEqual({'error': 'rate limit 1 per 1 day'}, json.loads(cli.get("/").data.decode())) |
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| 79 | |||
| 80 | def test_reset(self): |
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| 81 | app, limiter = self.build_app({ |
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| 82 | C.GLOBAL_LIMITS: "1 per day" |
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| 83 | }) |
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| 84 | |||
| 85 | @app.route("/") |
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| 86 | def null(): |
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| 87 | return "Hello Reset" |
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| 88 | |||
| 89 | with app.test_client() as cli: |
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| 90 | cli.get("/") |
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| 91 | self.assertTrue("1 per 1 day" in cli.get("/").data.decode()) |
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| 92 | limiter.reset() |
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| 93 | self.assertEqual("Hello Reset", cli.get("/").data.decode()) |
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| 94 | self.assertTrue("1 per 1 day" in cli.get("/").data.decode()) |
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| 95 | |||
| 96 | def test_swallow_error(self): |
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| 97 | app, limiter = self.build_app({ |
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| 98 | C.GLOBAL_LIMITS: "1 per day", |
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| 99 | C.SWALLOW_ERRORS: True |
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| 100 | }) |
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| 101 | |||
| 102 | @app.route("/") |
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| 103 | def null(): |
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| 104 | return "ok" |
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| 105 | |||
| 106 | with app.test_client() as cli: |
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| 107 | with mock.patch("limits.strategies.FixedWindowRateLimiter.hit") as hit: |
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| 108 | def raiser(*a, **k): |
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| 109 | raise Exception |
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| 110 | |||
| 111 | hit.side_effect = raiser |
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| 112 | self.assertTrue("ok" in cli.get("/").data.decode()) |
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| 113 | |||
| 114 | View Code Duplication | def test_no_swallow_error(self): |
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| 115 | app, limiter = self.build_app({ |
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| 116 | C.GLOBAL_LIMITS: "1 per day", |
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| 117 | }) |
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| 118 | |||
| 119 | @app.route("/") |
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| 120 | def null(): |
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| 121 | return "ok" |
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| 122 | |||
| 123 | @app.errorhandler(500) |
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| 124 | def e500(e): |
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| 125 | return str(e), 500 |
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| 126 | |||
| 127 | with app.test_client() as cli: |
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| 128 | with mock.patch("limits.strategies.FixedWindowRateLimiter.hit") as hit: |
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| 129 | def raiser(*a, **k): |
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| 130 | raise Exception("underlying") |
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| 131 | |||
| 132 | hit.side_effect = raiser |
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| 133 | self.assertEqual(500, cli.get("/").status_code) |
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| 134 | self.assertEqual("underlying", cli.get("/").data.decode()) |
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| 135 | |||
| 136 | View Code Duplication | def test_combined_rate_limits(self): |
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| 137 | app, limiter = self.build_app({ |
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| 138 | C.GLOBAL_LIMITS: "1 per hour; 10 per day" |
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| 139 | }) |
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| 140 | |||
| 141 | @app.route("/t1") |
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| 142 | @limiter.limit("100 per hour;10/minute") |
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| 143 | def t1(): |
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| 144 | return "t1" |
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| 145 | |||
| 146 | @app.route("/t2") |
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| 147 | def t2(): |
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| 148 | return "t2" |
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| 149 | |||
| 150 | with hiro.Timeline().freeze() as timeline: |
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| 151 | with app.test_client() as cli: |
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| 152 | self.assertEqual(200, cli.get("/t1").status_code) |
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| 153 | self.assertEqual(200, cli.get("/t2").status_code) |
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| 154 | self.assertEqual(429, cli.get("/t2").status_code) |
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| 155 | |||
| 156 | def test_key_func(self): |
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| 157 | app, limiter = self.build_app() |
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| 158 | |||
| 159 | @app.route("/t1") |
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| 160 | @limiter.limit("100 per minute", lambda: "test") |
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| 161 | def t1(): |
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| 162 | return "test" |
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| 163 | |||
| 164 | with hiro.Timeline().freeze() as timeline: |
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| 165 | with app.test_client() as cli: |
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| 166 | for i in range(0, 100): |
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| 167 | self.assertEqual(200, |
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| 168 | cli.get("/t1", headers={"X_FORWARDED_FOR": "127.0.0.2"}).status_code |
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| 169 | ) |
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| 170 | self.assertEqual(429, cli.get("/t1").status_code) |
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| 171 | |||
| 172 | def test_multiple_decorators(self): |
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| 173 | app, limiter = self.build_app(key_func=get_ipaddr) |
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| 174 | |||
| 175 | @app.route("/t1") |
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| 176 | @limiter.limit("100 per minute", lambda: "test") # effectively becomes a limit for all users |
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| 177 | @limiter.limit("50/minute") # per ip as per default key_func |
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| 178 | def t1(): |
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| 179 | return "test" |
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| 180 | |||
| 181 | with hiro.Timeline().freeze() as timeline: |
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| 182 | with app.test_client() as cli: |
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| 183 | for i in range(0, 100): |
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| 184 | self.assertEqual(200 if i < 50 else 429, |
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| 185 | cli.get("/t1", headers={"X_FORWARDED_FOR": "127.0.0.2"}).status_code |
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| 186 | ) |
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| 187 | for i in range(50): |
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| 188 | self.assertEqual(200, cli.get("/t1").status_code) |
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| 189 | self.assertEqual(429, cli.get("/t1").status_code) |
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| 190 | self.assertEqual(429, cli.get("/t1", headers={"X_FORWARDED_FOR": "127.0.0.3"}).status_code) |
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| 191 | |||
| 192 | View Code Duplication | def test_logging(self): |
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| 193 | app = Flask(__name__) |
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| 194 | limiter = Limiter(app, key_func=get_remote_address) |
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| 195 | mock_handler = mock.Mock() |
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| 196 | mock_handler.level = logging.INFO |
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| 197 | limiter.logger.addHandler(mock_handler) |
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| 198 | |||
| 199 | @app.route("/t1") |
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| 200 | @limiter.limit("1/minute") |
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| 201 | def t1(): |
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| 202 | return "test" |
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| 203 | |||
| 204 | with app.test_client() as cli: |
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| 205 | self.assertEqual(200, cli.get("/t1").status_code) |
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| 206 | self.assertEqual(429, cli.get("/t1").status_code) |
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| 207 | self.assertEqual(mock_handler.handle.call_count, 1) |
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| 208 | |||
| 209 | View Code Duplication | def test_reuse_logging(self): |
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| 210 | app = Flask(__name__) |
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| 211 | app_handler = mock.Mock() |
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| 212 | app_handler.level = logging.INFO |
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| 213 | app.logger.addHandler(app_handler) |
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| 214 | limiter = Limiter(app, key_func=get_remote_address) |
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| 215 | for handler in app.logger.handlers: |
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| 216 | limiter.logger.addHandler(handler) |
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| 217 | |||
| 218 | @app.route("/t1") |
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| 219 | @limiter.limit("1/minute") |
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| 220 | def t1(): |
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| 221 | return "42" |
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| 222 | |||
| 223 | with app.test_client() as cli: |
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| 224 | cli.get("/t1") |
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| 225 | cli.get("/t1") |
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| 226 | |||
| 227 | self.assertEqual(app_handler.handle.call_count, 1) |
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| 228 | |||
| 229 | View Code Duplication | def test_exempt_routes(self): |
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| 230 | app, limiter = self.build_app(default_limits=["1/minute"]) |
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| 231 | |||
| 232 | @app.route("/t1") |
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| 233 | def t1(): |
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| 234 | return "test" |
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| 235 | |||
| 236 | @app.route("/t2") |
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| 237 | @limiter.exempt |
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| 238 | def t2(): |
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| 239 | return "test" |
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| 240 | |||
| 241 | with app.test_client() as cli: |
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| 242 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 243 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 244 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 245 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 246 | |||
| 247 | View Code Duplication | def test_blueprint(self): |
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| 248 | app, limiter = self.build_app(default_limits=["1/minute"]) |
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| 249 | bp = Blueprint("main", __name__) |
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| 250 | |||
| 251 | @bp.route("/t1") |
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| 252 | def t1(): |
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| 253 | return "test" |
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| 254 | |||
| 255 | @bp.route("/t2") |
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| 256 | @limiter.limit("10 per minute") |
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| 257 | def t2(): |
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| 258 | return "test" |
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| 259 | |||
| 260 | app.register_blueprint(bp) |
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| 261 | |||
| 262 | with app.test_client() as cli: |
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| 263 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 264 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 265 | for i in range(0, 10): |
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| 266 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 267 | self.assertEqual(cli.get("/t2").status_code, 429) |
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| 268 | |||
| 269 | def test_register_blueprint(self): |
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| 270 | app, limiter = self.build_app(default_limits=["1/minute"]) |
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| 271 | bp_1 = Blueprint("bp1", __name__) |
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| 272 | bp_2 = Blueprint("bp2", __name__) |
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| 273 | bp_3 = Blueprint("bp3", __name__) |
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| 274 | bp_4 = Blueprint("bp4", __name__) |
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| 275 | |||
| 276 | @bp_1.route("/t1") |
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| 277 | def t1(): |
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| 278 | return "test" |
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| 279 | |||
| 280 | @bp_1.route("/t2") |
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| 281 | def t2(): |
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| 282 | return "test" |
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| 283 | |||
| 284 | @bp_2.route("/t3") |
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| 285 | def t3(): |
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| 286 | return "test" |
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| 287 | |||
| 288 | @bp_3.route("/t4") |
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| 289 | def t4(): |
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| 290 | return "test" |
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| 291 | |||
| 292 | @bp_4.route("/t5") |
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| 293 | def t4(): |
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| 294 | return "test" |
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| 295 | |||
| 296 | def dy_limit(): |
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| 297 | return "1/second" |
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| 298 | |||
| 299 | app.register_blueprint(bp_1) |
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| 300 | app.register_blueprint(bp_2) |
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| 301 | app.register_blueprint(bp_3) |
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| 302 | app.register_blueprint(bp_4) |
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| 303 | |||
| 304 | limiter.limit("1/second")(bp_1) |
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| 305 | limiter.exempt(bp_3) |
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| 306 | limiter.limit(dy_limit)(bp_4) |
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| 307 | |||
| 308 | with hiro.Timeline().freeze() as timeline: |
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| 309 | with app.test_client() as cli: |
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| 310 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 311 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 312 | timeline.forward(1) |
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| 313 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 314 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 315 | self.assertEqual(cli.get("/t2").status_code, 429) |
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| 316 | timeline.forward(1) |
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| 317 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 318 | |||
| 319 | self.assertEqual(cli.get("/t3").status_code, 200) |
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| 320 | for i in range(0, 10): |
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| 321 | timeline.forward(1) |
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| 322 | self.assertEqual(cli.get("/t3").status_code, 429) |
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| 323 | |||
| 324 | for i in range(0, 10): |
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| 325 | self.assertEqual(cli.get("/t4").status_code, 200) |
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| 326 | |||
| 327 | self.assertEqual(cli.get("/t5").status_code, 200) |
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| 328 | self.assertEqual(cli.get("/t5").status_code, 429) |
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| 329 | |||
| 330 | View Code Duplication | def test_disabled_flag(self): |
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| 331 | app, limiter = self.build_app( |
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| 332 | config={C.ENABLED: False}, |
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| 333 | default_limits=["1/minute"] |
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| 334 | ) |
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| 335 | |||
| 336 | @app.route("/t1") |
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| 337 | def t1(): |
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| 338 | return "test" |
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| 339 | |||
| 340 | @app.route("/t2") |
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| 341 | @limiter.limit("10 per minute") |
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| 342 | def t2(): |
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| 343 | return "test" |
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| 344 | |||
| 345 | with app.test_client() as cli: |
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| 346 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 347 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 348 | for i in range(0, 10): |
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| 349 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 350 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 351 | |||
| 352 | def test_fallback_to_memory_config(self): |
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| 353 | _, limiter = self.build_app( |
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| 354 | config={C.ENABLED: True}, |
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| 355 | default_limits=["5/minute"], |
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| 356 | storage_uri="redis://localhost:6379", |
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| 357 | in_memory_fallback=["1/minute"] |
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| 358 | ) |
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| 359 | self.assertEqual(len(limiter._in_memory_fallback), 1) |
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| 360 | |||
| 361 | _, limiter = self.build_app( |
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| 362 | config={C.ENABLED: True, C.IN_MEMORY_FALLBACK: "1/minute"}, |
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| 363 | default_limits=["5/minute"], |
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| 364 | storage_uri="redis://localhost:6379", |
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| 365 | ) |
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| 366 | self.assertEqual(len(limiter._in_memory_fallback), 1) |
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| 367 | |||
| 368 | def test_fallback_to_memory_backoff_check(self): |
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| 369 | app, limiter = self.build_app( |
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| 370 | config={C.ENABLED: True}, |
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| 371 | default_limits=["5/minute"], |
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| 372 | storage_uri="redis://localhost:6379", |
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| 373 | in_memory_fallback=["1/minute"] |
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| 374 | ) |
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| 375 | |||
| 376 | @app.route("/t1") |
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| 377 | def t1(): |
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| 378 | return "test" |
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| 379 | |||
| 380 | with app.test_client() as cli: |
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| 381 | def raiser(*a): |
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| 382 | raise Exception("redis dead") |
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| 383 | |||
| 384 | with hiro.Timeline() as timeline: |
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| 385 | with mock.patch( |
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| 386 | "redis.client.Redis.execute_command" |
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| 387 | ) as exec_command: |
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| 388 | exec_command.side_effect = raiser |
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| 389 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 390 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 391 | timeline.forward(1) |
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| 392 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 393 | timeline.forward(2) |
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| 394 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 395 | timeline.forward(4) |
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| 396 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 397 | timeline.forward(8) |
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| 398 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 399 | timeline.forward(16) |
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| 400 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 401 | timeline.forward(32) |
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| 402 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 403 | # redis back to normal, but exponential backoff will only |
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| 404 | # result in it being marked after pow(2,0) seconds and next |
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| 405 | # check |
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| 406 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 407 | timeline.forward(1) |
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| 408 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 409 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 410 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 411 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 412 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 413 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 414 | |||
| 415 | def test_fallback_to_memory(self): |
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| 416 | app, limiter = self.build_app( |
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| 417 | config={C.ENABLED: True}, |
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| 418 | default_limits=["5/minute"], |
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| 419 | storage_uri="redis://localhost:6379", |
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| 420 | in_memory_fallback=["1/minute"] |
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| 421 | ) |
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| 422 | |||
| 423 | @app.route("/t1") |
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| 424 | def t1(): |
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| 425 | return "test" |
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| 426 | |||
| 427 | @app.route("/t2") |
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| 428 | @limiter.limit("3 per minute") |
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| 429 | def t2(): |
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| 430 | return "test" |
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| 431 | |||
| 432 | with app.test_client() as cli: |
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| 433 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 434 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 435 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 436 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 437 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 438 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 439 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 440 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 441 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 442 | self.assertEqual(cli.get("/t2").status_code, 429) |
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| 443 | |||
| 444 | def raiser(*a): |
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| 445 | raise Exception("redis dead") |
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| 446 | |||
| 447 | with mock.patch( |
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| 448 | "redis.client.Redis.execute_command" |
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| 449 | ) as exec_command: |
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| 450 | exec_command.side_effect = raiser |
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| 451 | self.assertEqual(cli.get("/t1").status_code, 200) |
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| 452 | self.assertEqual(cli.get("/t1").status_code, 429) |
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| 453 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 454 | self.assertEqual(cli.get("/t2").status_code, 429) |
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| 455 | # redis back to normal, go back to regular limits |
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| 456 | with hiro.Timeline() as timeline: |
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| 457 | timeline.forward(1) |
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| 458 | limiter._storage.storage.flushall() |
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| 459 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 460 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 461 | self.assertEqual(cli.get("/t2").status_code, 200) |
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| 462 | self.assertEqual(cli.get("/t2").status_code, 429) |
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| 463 | |||
| 464 | def test_decorated_dynamic_limits(self): |
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| 465 | app, limiter = self.build_app({"X": "2 per second"}, default_limits=["1/second"]) |
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| 466 | |||
| 467 | def request_context_limit(): |
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| 468 | limits = { |
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| 469 | "127.0.0.1": "10 per minute", |
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| 470 | "127.0.0.2": "1 per minute" |
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| 471 | } |
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| 472 | remote_addr = (request.access_route and request.access_route[0]) or request.remote_addr or '127.0.0.1' |
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| 473 | limit = limits.setdefault(remote_addr, '1 per minute') |
||
| 474 | return limit |
||
| 475 | |||
| 476 | @app.route("/t1") |
||
| 477 | @limiter.limit("20/day") |
||
| 478 | @limiter.limit(lambda: current_app.config.get("X")) |
||
| 479 | @limiter.limit(request_context_limit) |
||
| 480 | def t1(): |
||
| 481 | return "42" |
||
| 482 | |||
| 483 | @app.route("/t2") |
||
| 484 | @limiter.limit(lambda: current_app.config.get("X")) |
||
| 485 | def t2(): |
||
| 486 | return "42" |
||
| 487 | |||
| 488 | R1 = {"X_FORWARDED_FOR": "127.0.0.1, 127.0.0.0"} |
||
| 489 | R2 = {"X_FORWARDED_FOR": "127.0.0.2"} |
||
| 490 | |||
| 491 | with app.test_client() as cli: |
||
| 492 | with hiro.Timeline().freeze() as timeline: |
||
| 493 | for i in range(0, 10): |
||
| 494 | self.assertEqual(cli.get("/t1", headers=R1).status_code, 200) |
||
| 495 | timeline.forward(1) |
||
| 496 | self.assertEqual(cli.get("/t1", headers=R1).status_code, 429) |
||
| 497 | self.assertEqual(cli.get("/t1", headers=R2).status_code, 200) |
||
| 498 | self.assertEqual(cli.get("/t1", headers=R2).status_code, 429) |
||
| 499 | timeline.forward(60) |
||
| 500 | self.assertEqual(cli.get("/t1", headers=R2).status_code, 200) |
||
| 501 | self.assertEqual(cli.get("/t2").status_code, 200) |
||
| 502 | self.assertEqual(cli.get("/t2").status_code, 200) |
||
| 503 | self.assertEqual(cli.get("/t2").status_code, 429) |
||
| 504 | timeline.forward(1) |
||
| 505 | self.assertEqual(cli.get("/t2").status_code, 200) |
||
| 506 | |||
| 507 | View Code Duplication | def test_invalid_decorated_dynamic_limits(self): |
|
| 508 | app = Flask(__name__) |
||
| 509 | app.config.setdefault("X", "2 per sec") |
||
| 510 | limiter = Limiter(app, default_limits=["1/second"], key_func=get_remote_address) |
||
| 511 | mock_handler = mock.Mock() |
||
| 512 | mock_handler.level = logging.INFO |
||
| 513 | limiter.logger.addHandler(mock_handler) |
||
| 514 | |||
| 515 | @app.route("/t1") |
||
| 516 | @limiter.limit(lambda: current_app.config.get("X")) |
||
| 517 | def t1(): |
||
| 518 | return "42" |
||
| 519 | |||
| 520 | with app.test_client() as cli: |
||
| 521 | with hiro.Timeline().freeze() as timeline: |
||
| 522 | self.assertEqual(cli.get("/t1").status_code, 200) |
||
| 523 | self.assertEqual(cli.get("/t1").status_code, 429) |
||
| 524 | # 2 for invalid limit, 1 for warning. |
||
| 525 | self.assertEqual(mock_handler.handle.call_count, 3) |
||
| 526 | self.assertTrue("failed to load ratelimit" in mock_handler.handle.call_args_list[0][0][0].msg) |
||
| 527 | self.assertTrue("failed to load ratelimit" in mock_handler.handle.call_args_list[1][0][0].msg) |
||
| 528 | self.assertTrue("exceeded at endpoint" in mock_handler.handle.call_args_list[2][0][0].msg) |
||
| 529 | |||
| 530 | View Code Duplication | def test_invalid_decorated_static_limits(self): |
|
| 531 | app = Flask(__name__) |
||
| 532 | limiter = Limiter(app, default_limits=["1/second"], key_func=get_remote_address) |
||
| 533 | mock_handler = mock.Mock() |
||
| 534 | mock_handler.level = logging.INFO |
||
| 535 | limiter.logger.addHandler(mock_handler) |
||
| 536 | |||
| 537 | @app.route("/t1") |
||
| 538 | @limiter.limit("2/sec") |
||
| 539 | def t1(): |
||
| 540 | return "42" |
||
| 541 | |||
| 542 | with app.test_client() as cli: |
||
| 543 | with hiro.Timeline().freeze() as timeline: |
||
| 544 | self.assertEqual(cli.get("/t1").status_code, 200) |
||
| 545 | self.assertEqual(cli.get("/t1").status_code, 429) |
||
| 546 | self.assertTrue("failed to configure" in mock_handler.handle.call_args_list[0][0][0].msg) |
||
| 547 | self.assertTrue("exceeded at endpoint" in mock_handler.handle.call_args_list[1][0][0].msg) |
||
| 548 | |||
| 549 | View Code Duplication | def test_invalid_decorated_static_limit_blueprint(self): |
|
| 550 | app = Flask(__name__) |
||
| 551 | limiter = Limiter(app, default_limits=["1/second"], key_func=get_remote_address) |
||
| 552 | mock_handler = mock.Mock() |
||
| 553 | mock_handler.level = logging.INFO |
||
| 554 | limiter.logger.addHandler(mock_handler) |
||
| 555 | bp = Blueprint("bp1", __name__) |
||
| 556 | |||
| 557 | @bp.route("/t1") |
||
| 558 | def t1(): |
||
| 559 | return "42" |
||
| 560 | |||
| 561 | limiter.limit("2/sec")(bp) |
||
| 562 | app.register_blueprint(bp) |
||
| 563 | |||
| 564 | with app.test_client() as cli: |
||
| 565 | with hiro.Timeline().freeze() as timeline: |
||
| 566 | self.assertEqual(cli.get("/t1").status_code, 200) |
||
| 567 | self.assertEqual(cli.get("/t1").status_code, 429) |
||
| 568 | self.assertTrue("failed to configure" in mock_handler.handle.call_args_list[0][0][0].msg) |
||
| 569 | self.assertTrue("exceeded at endpoint" in mock_handler.handle.call_args_list[1][0][0].msg) |
||
| 570 | |||
| 571 | View Code Duplication | def test_invalid_decorated_dynamic_limits_blueprint(self): |
|
| 572 | app = Flask(__name__) |
||
| 573 | app.config.setdefault("X", "2 per sec") |
||
| 574 | limiter = Limiter(app, default_limits=["1/second"], key_func=get_remote_address) |
||
| 575 | mock_handler = mock.Mock() |
||
| 576 | mock_handler.level = logging.INFO |
||
| 577 | limiter.logger.addHandler(mock_handler) |
||
| 578 | bp = Blueprint("bp1", __name__) |
||
| 579 | |||
| 580 | @bp.route("/t1") |
||
| 581 | def t1(): |
||
| 582 | return "42" |
||
| 583 | |||
| 584 | limiter.limit(lambda: current_app.config.get("X"))(bp) |
||
| 585 | app.register_blueprint(bp) |
||
| 586 | |||
| 587 | with app.test_client() as cli: |
||
| 588 | with hiro.Timeline().freeze() as timeline: |
||
| 589 | self.assertEqual(cli.get("/t1").status_code, 200) |
||
| 590 | self.assertEqual(cli.get("/t1").status_code, 429) |
||
| 591 | self.assertEqual(mock_handler.handle.call_count, 3) |
||
| 592 | self.assertTrue("failed to load ratelimit" in mock_handler.handle.call_args_list[0][0][0].msg) |
||
| 593 | self.assertTrue("failed to load ratelimit" in mock_handler.handle.call_args_list[1][0][0].msg) |
||
| 594 | self.assertTrue("exceeded at endpoint" in mock_handler.handle.call_args_list[2][0][0].msg) |
||
| 595 | |||
| 596 | def test_multiple_apps(self): |
||
| 597 | app1 = Flask(__name__) |
||
| 598 | app2 = Flask(__name__) |
||
| 599 | |||
| 600 | limiter = Limiter(default_limits=["1/second"], key_func=get_remote_address) |
||
| 601 | limiter.init_app(app1) |
||
| 602 | limiter.init_app(app2) |
||
| 603 | |||
| 604 | @app1.route("/ping") |
||
| 605 | def ping(): |
||
| 606 | return "PONG" |
||
| 607 | |||
| 608 | @app1.route("/slowping") |
||
| 609 | @limiter.limit("1/minute") |
||
| 610 | def slow_ping(): |
||
| 611 | return "PONG" |
||
| 612 | |||
| 613 | @app2.route("/ping") |
||
| 614 | @limiter.limit("2/second") |
||
| 615 | def ping_2(): |
||
| 616 | return "PONG" |
||
| 617 | |||
| 618 | @app2.route("/slowping") |
||
| 619 | @limiter.limit("2/minute") |
||
| 620 | def slow_ping_2(): |
||
| 621 | return "PONG" |
||
| 622 | |||
| 623 | with hiro.Timeline().freeze() as timeline: |
||
| 624 | with app1.test_client() as cli: |
||
| 625 | self.assertEqual(cli.get("/ping").status_code, 200) |
||
| 626 | self.assertEqual(cli.get("/ping").status_code, 429) |
||
| 627 | timeline.forward(1) |
||
| 628 | self.assertEqual(cli.get("/ping").status_code, 200) |
||
| 629 | self.assertEqual(cli.get("/slowping").status_code, 200) |
||
| 630 | timeline.forward(59) |
||
| 631 | self.assertEqual(cli.get("/slowping").status_code, 429) |
||
| 632 | timeline.forward(1) |
||
| 633 | self.assertEqual(cli.get("/slowping").status_code, 200) |
||
| 634 | with app2.test_client() as cli: |
||
| 635 | self.assertEqual(cli.get("/ping").status_code, 200) |
||
| 636 | self.assertEqual(cli.get("/ping").status_code, 200) |
||
| 637 | self.assertEqual(cli.get("/ping").status_code, 429) |
||
| 638 | timeline.forward(1) |
||
| 639 | self.assertEqual(cli.get("/ping").status_code, 200) |
||
| 640 | self.assertEqual(cli.get("/slowping").status_code, 200) |
||
| 641 | timeline.forward(59) |
||
| 642 | self.assertEqual(cli.get("/slowping").status_code, 200) |
||
| 643 | self.assertEqual(cli.get("/slowping").status_code, 429) |
||
| 644 | timeline.forward(1) |
||
| 645 | self.assertEqual(cli.get("/slowping").status_code, 200) |
||
| 646 | |||
| 647 | def test_headers_no_breach(self): |
||
| 648 | app = Flask(__name__) |
||
| 649 | limiter = Limiter( |
||
| 650 | app, default_limits=["10/minute"], headers_enabled=True, |
||
| 651 | key_func=get_remote_address |
||
| 652 | ) |
||
| 653 | |||
| 654 | @app.route("/t1") |
||
| 655 | def t1(): |
||
| 656 | return "test" |
||
| 657 | |||
| 658 | @app.route("/t2") |
||
| 659 | @limiter.limit("2/second; 5 per minute; 10/hour") |
||
| 660 | def t2(): |
||
| 661 | return "test" |
||
| 662 | |||
| 663 | with hiro.Timeline().freeze(): |
||
| 664 | with app.test_client() as cli: |
||
| 665 | resp = cli.get("/t1") |
||
| 666 | self.assertEqual( |
||
| 667 | resp.headers.get('X-RateLimit-Limit'), |
||
| 668 | '10' |
||
| 669 | ) |
||
| 670 | self.assertEqual( |
||
| 671 | resp.headers.get('X-RateLimit-Remaining'), |
||
| 672 | '9' |
||
| 673 | ) |
||
| 674 | self.assertEqual( |
||
| 675 | resp.headers.get('X-RateLimit-Reset'), |
||
| 676 | str(int(time.time() + 60)) |
||
| 677 | ) |
||
| 678 | self.assertEqual( |
||
| 679 | resp.headers.get('Retry-After'), |
||
| 680 | str(59) |
||
| 681 | ) |
||
| 682 | resp = cli.get("/t2") |
||
| 683 | self.assertEqual( |
||
| 684 | resp.headers.get('X-RateLimit-Limit'), |
||
| 685 | '2' |
||
| 686 | ) |
||
| 687 | self.assertEqual( |
||
| 688 | resp.headers.get('X-RateLimit-Remaining'), |
||
| 689 | '1' |
||
| 690 | ) |
||
| 691 | self.assertEqual( |
||
| 692 | resp.headers.get('X-RateLimit-Reset'), |
||
| 693 | str(int(time.time() + 1)) |
||
| 694 | ) |
||
| 695 | |||
| 696 | self.assertEqual( |
||
| 697 | resp.headers.get('Retry-After'), |
||
| 698 | str(0) |
||
| 699 | ) |
||
| 700 | |||
| 701 | View Code Duplication | def test_headers_breach(self): |
|
| 702 | app = Flask(__name__) |
||
| 703 | limiter = Limiter( |
||
| 704 | app, default_limits=["10/minute"], |
||
| 705 | headers_enabled=True, key_func=get_remote_address |
||
| 706 | ) |
||
| 707 | |||
| 708 | @app.route("/t1") |
||
| 709 | @limiter.limit("2/second; 10 per minute; 20/hour") |
||
| 710 | def t(): |
||
| 711 | return "test" |
||
| 712 | |||
| 713 | with hiro.Timeline().freeze() as timeline: |
||
| 714 | with app.test_client() as cli: |
||
| 715 | for i in range(11): |
||
| 716 | resp = cli.get("/t1") |
||
| 717 | timeline.forward(1) |
||
| 718 | |||
| 719 | self.assertEqual( |
||
| 720 | resp.headers.get('X-RateLimit-Limit'), |
||
| 721 | '10' |
||
| 722 | ) |
||
| 723 | self.assertEqual( |
||
| 724 | resp.headers.get('X-RateLimit-Remaining'), |
||
| 725 | '0' |
||
| 726 | ) |
||
| 727 | self.assertEqual( |
||
| 728 | resp.headers.get('X-RateLimit-Reset'), |
||
| 729 | str(int(time.time() + 49)) |
||
| 730 | ) |
||
| 731 | self.assertEqual( |
||
| 732 | resp.headers.get('Retry-After'), |
||
| 733 | str(int(49)) |
||
| 734 | ) |
||
| 735 | |||
| 736 | def test_custom_headers_from_setter(self): |
||
| 737 | app = Flask(__name__) |
||
| 738 | limiter = Limiter( |
||
| 739 | app, default_limits=["10/minute"], headers_enabled=True, |
||
| 740 | key_func=get_remote_address, retry_after='http-date' |
||
| 741 | ) |
||
| 742 | limiter._header_mapping[HEADERS.RESET] = 'X-Reset' |
||
| 743 | limiter._header_mapping[HEADERS.LIMIT] = 'X-Limit' |
||
| 744 | limiter._header_mapping[HEADERS.REMAINING] = 'X-Remaining' |
||
| 745 | |||
| 746 | @app.route("/t1") |
||
| 747 | @limiter.limit("2/second; 10 per minute; 20/hour") |
||
| 748 | def t(): |
||
| 749 | return "test" |
||
| 750 | |||
| 751 | with hiro.Timeline().freeze(0) as timeline: |
||
| 752 | with app.test_client() as cli: |
||
| 753 | for i in range(11): |
||
| 754 | resp = cli.get("/t1") |
||
| 755 | timeline.forward(1) |
||
| 756 | |||
| 757 | self.assertEqual( |
||
| 758 | resp.headers.get('X-Limit'), |
||
| 759 | '10' |
||
| 760 | ) |
||
| 761 | self.assertEqual( |
||
| 762 | resp.headers.get('X-Remaining'), |
||
| 763 | '0' |
||
| 764 | ) |
||
| 765 | self.assertEqual( |
||
| 766 | resp.headers.get('X-Reset'), |
||
| 767 | str(int(time.time() + 49)) |
||
| 768 | ) |
||
| 769 | self.assertEqual( |
||
| 770 | resp.headers.get('Retry-After'), |
||
| 771 | 'Thu, 01 Jan 1970 00:01:00 GMT' |
||
| 772 | ) |
||
| 773 | |||
| 774 | View Code Duplication | def test_custom_headers_from_config(self): |
|
| 775 | app = Flask(__name__) |
||
| 776 | app.config.setdefault(C.HEADER_LIMIT, "X-Limit") |
||
| 777 | app.config.setdefault(C.HEADER_REMAINING, "X-Remaining") |
||
| 778 | app.config.setdefault(C.HEADER_RESET, "X-Reset") |
||
| 779 | limiter = Limiter( |
||
| 780 | app, default_limits=["10/minute"], headers_enabled=True, |
||
| 781 | key_func=get_remote_address |
||
| 782 | ) |
||
| 783 | |||
| 784 | |||
| 785 | @app.route("/t1") |
||
| 786 | @limiter.limit("2/second; 10 per minute; 20/hour") |
||
| 787 | def t(): |
||
| 788 | return "test" |
||
| 789 | |||
| 790 | with hiro.Timeline().freeze() as timeline: |
||
| 791 | with app.test_client() as cli: |
||
| 792 | for i in range(11): |
||
| 793 | resp = cli.get("/t1") |
||
| 794 | timeline.forward(1) |
||
| 795 | |||
| 796 | self.assertEqual( |
||
| 797 | resp.headers.get('X-Limit'), |
||
| 798 | '10' |
||
| 799 | ) |
||
| 800 | self.assertEqual( |
||
| 801 | resp.headers.get('X-Remaining'), |
||
| 802 | '0' |
||
| 803 | ) |
||
| 804 | self.assertEqual( |
||
| 805 | resp.headers.get('X-Reset'), |
||
| 806 | str(int(time.time() + 49)) |
||
| 807 | ) |
||
| 808 | |||
| 809 | def test_named_shared_limit(self): |
||
| 810 | app, limiter = self.build_app() |
||
| 811 | shared_limit_a = limiter.shared_limit("1/minute", scope='a') |
||
| 812 | shared_limit_b = limiter.shared_limit("1/minute", scope='b') |
||
| 813 | |||
| 814 | @app.route("/t1") |
||
| 815 | @shared_limit_a |
||
| 816 | def route1(): |
||
| 817 | return "route1" |
||
| 818 | |||
| 819 | @app.route("/t2") |
||
| 820 | @shared_limit_a |
||
| 821 | def route2(): |
||
| 822 | return "route2" |
||
| 823 | |||
| 824 | @app.route("/t3") |
||
| 825 | @shared_limit_b |
||
| 826 | def route3(): |
||
| 827 | return "route3" |
||
| 828 | |||
| 829 | with hiro.Timeline().freeze() as timeline: |
||
| 830 | with app.test_client() as cli: |
||
| 831 | self.assertEqual(200, cli.get("/t1").status_code) |
||
| 832 | self.assertEqual(200, cli.get("/t3").status_code) |
||
| 833 | self.assertEqual(429, cli.get("/t2").status_code) |
||
| 834 | |||
| 835 | def test_application_shared_limit(self): |
||
| 836 | app, limiter = self.build_app(application_limits=["2/minute"]) |
||
| 837 | @app.route("/t1") |
||
| 838 | def t1(): |
||
| 839 | return "route1" |
||
| 840 | |||
| 841 | @app.route("/t2") |
||
| 842 | def t2(): |
||
| 843 | return "route2" |
||
| 844 | |||
| 845 | with hiro.Timeline().freeze(): |
||
| 846 | with app.test_client() as cli: |
||
| 847 | self.assertEqual(200, cli.get("/t1").status_code) |
||
| 848 | self.assertEqual(200, cli.get("/t2").status_code) |
||
| 849 | self.assertEqual(429, cli.get("/t1").status_code) |
||
| 850 | |||
| 851 | def test_dynamic_shared_limit(self): |
||
| 852 | app, limiter = self.build_app() |
||
| 853 | fn_a = mock.Mock() |
||
| 854 | fn_b = mock.Mock() |
||
| 855 | fn_a.return_value = "foo" |
||
| 856 | fn_b.return_value = "bar" |
||
| 857 | |||
| 858 | dy_limit_a = limiter.shared_limit("1/minute", scope=fn_a) |
||
| 859 | dy_limit_b = limiter.shared_limit("1/minute", scope=fn_b) |
||
| 860 | |||
| 861 | @app.route("/t1") |
||
| 862 | @dy_limit_a |
||
| 863 | def t1(): |
||
| 864 | return "route1" |
||
| 865 | |||
| 866 | @app.route("/t2") |
||
| 867 | @dy_limit_a |
||
| 868 | def t2(): |
||
| 869 | return "route2" |
||
| 870 | |||
| 871 | View Code Duplication | @app.route("/t3") |
|
| 872 | @dy_limit_b |
||
| 873 | def t3(): |
||
| 874 | return "route3" |
||
| 875 | |||
| 876 | with hiro.Timeline().freeze(): |
||
| 877 | with app.test_client() as cli: |
||
| 878 | self.assertEqual(200, cli.get("/t1").status_code) |
||
| 879 | self.assertEqual(200, cli.get("/t3").status_code) |
||
| 880 | self.assertEqual(429, cli.get("/t2").status_code) |
||
| 881 | self.assertEqual(429, cli.get("/t3").status_code) |
||
| 882 | self.assertEqual(2, fn_a.call_count) |
||
| 883 | self.assertEqual(2, fn_b.call_count) |
||
| 884 | fn_b.assert_called_with("t3") |
||
| 885 | fn_a.assert_has_calls([mock.call("t1"), mock.call("t2")]) |
||
| 886 | |||
| 887 | def test_conditional_limits(self): |
||
| 888 | """Test that the conditional activation of the limits work.""" |
||
| 889 | app = Flask(__name__) |
||
| 890 | limiter = Limiter(app, key_func=get_remote_address) |
||
| 891 | |||
| 892 | @app.route("/limited") |
||
| 893 | @limiter.limit("1 per day") |
||
| 894 | def limited_route(): |
||
| 895 | return "passed" |
||
| 896 | |||
| 897 | @app.route("/unlimited") |
||
| 898 | @limiter.limit("1 per day", exempt_when=lambda: True) |
||
| 899 | def never_limited_route(): |
||
| 900 | return "should always pass" |
||
| 901 | |||
| 902 | is_exempt = False |
||
| 903 | |||
| 904 | @app.route("/conditional") |
||
| 905 | @limiter.limit("1 per day", exempt_when=lambda: is_exempt) |
||
| 906 | def conditionally_limited_route(): |
||
| 907 | View Code Duplication | return "conditional" |
|
| 908 | |||
| 909 | with app.test_client() as cli: |
||
| 910 | self.assertEqual(cli.get("/limited").status_code, 200) |
||
| 911 | self.assertEqual(cli.get("/limited").status_code, 429) |
||
| 912 | |||
| 913 | self.assertEqual(cli.get("/unlimited").status_code, 200) |
||
| 914 | self.assertEqual(cli.get("/unlimited").status_code, 200) |
||
| 915 | |||
| 916 | self.assertEqual(cli.get("/conditional").status_code, 200) |
||
| 917 | self.assertEqual(cli.get("/conditional").status_code, 429) |
||
| 918 | is_exempt = True |
||
| 919 | self.assertEqual(cli.get("/conditional").status_code, 200) |
||
| 920 | is_exempt = False |
||
| 921 | self.assertEqual(cli.get("/conditional").status_code, 429) |
||
| 922 | |||
| 923 | def test_conditional_shared_limits(self): |
||
| 924 | """Test that conditional shared limits work.""" |
||
| 925 | app = Flask(__name__) |
||
| 926 | limiter = Limiter(app, key_func=get_remote_address) |
||
| 927 | |||
| 928 | @app.route("/limited") |
||
| 929 | @limiter.shared_limit("1 per day", "test_scope") |
||
| 930 | def limited_route(): |
||
| 931 | return "passed" |
||
| 932 | |||
| 933 | @app.route("/unlimited") |
||
| 934 | @limiter.shared_limit("1 per day", "test_scope", exempt_when=lambda: True) |
||
| 935 | def never_limited_route(): |
||
| 936 | return "should always pass" |
||
| 937 | |||
| 938 | is_exempt = False |
||
| 939 | |||
| 940 | @app.route("/conditional") |
||
| 941 | @limiter.shared_limit("1 per day", "test_scope", exempt_when=lambda: is_exempt) |
||
| 942 | def conditionally_limited_route(): |
||
| 943 | return "conditional" |
||
| 944 | |||
| 945 | with app.test_client() as cli: |
||
| 946 | self.assertEqual(cli.get("/unlimited").status_code, 200) |
||
| 947 | self.assertEqual(cli.get("/unlimited").status_code, 200) |
||
| 948 | |||
| 949 | self.assertEqual(cli.get("/limited").status_code, 200) |
||
| 950 | self.assertEqual(cli.get("/limited").status_code, 429) |
||
| 951 | |||
| 952 | self.assertEqual(cli.get("/conditional").status_code, 429) |
||
| 953 | is_exempt = True |
||
| 954 | self.assertEqual(cli.get("/conditional").status_code, 200) |
||
| 955 | is_exempt = False |
||
| 956 | self.assertEqual(cli.get("/conditional").status_code, 429) |
||
| 957 | |||
| 958 | def test_whitelisting(self): |
||
| 959 | |||
| 960 | app = Flask(__name__) |
||
| 961 | limiter = Limiter( |
||
| 962 | app, default_limits=["1/minute"], headers_enabled=True, |
||
| 963 | key_func=get_remote_address |
||
| 964 | ) |
||
| 965 | |||
| 966 | @app.route("/") |
||
| 967 | def t(): |
||
| 968 | return "test" |
||
| 969 | |||
| 970 | @limiter.request_filter |
||
| 971 | def w(): |
||
| 972 | if request.headers.get("internal", None) == "true": |
||
| 973 | return True |
||
| 974 | return False |
||
| 975 | |||
| 976 | with hiro.Timeline().freeze() as timeline: |
||
| 977 | with app.test_client() as cli: |
||
| 978 | self.assertEqual(cli.get("/").status_code, 200) |
||
| 979 | self.assertEqual(cli.get("/").status_code, 429) |
||
| 980 | timeline.forward(60) |
||
| 981 | self.assertEqual(cli.get("/").status_code, 200) |
||
| 982 | |||
| 983 | for i in range(0, 10): |
||
| 984 | self.assertEqual( |
||
| 985 | cli.get("/", headers={"internal": "true"}).status_code, |
||
| 986 | 200 |
||
| 987 | ) |
||
| 988 | |||
| 989 | def test_pluggable_views(self): |
||
| 990 | app, limiter = self.build_app( |
||
| 991 | default_limits=["1/hour"] |
||
| 992 | ) |
||
| 993 | |||
| 994 | class Va(View): |
||
| 995 | methods = ['GET', 'POST'] |
||
| 996 | decorators = [limiter.limit("2/second")] |
||
| 997 | |||
| 998 | def dispatch_request(self): |
||
| 999 | return request.method.lower() |
||
| 1000 | |||
| 1001 | class Vb(View): |
||
| 1002 | methods = ['GET'] |
||
| 1003 | decorators = [limiter.limit("1/second, 3/minute")] |
||
| 1004 | |||
| 1005 | def dispatch_request(self): |
||
| 1006 | return request.method.lower() |
||
| 1007 | |||
| 1008 | class Vc(View): |
||
| 1009 | methods = ['GET'] |
||
| 1010 | |||
| 1011 | def dispatch_request(self): |
||
| 1012 | return request.method.lower() |
||
| 1013 | |||
| 1014 | app.add_url_rule("/a", view_func=Va.as_view("a")) |
||
| 1015 | app.add_url_rule("/b", view_func=Vb.as_view("b")) |
||
| 1016 | app.add_url_rule("/c", view_func=Vc.as_view("c")) |
||
| 1017 | with hiro.Timeline().freeze() as timeline: |
||
| 1018 | with app.test_client() as cli: |
||
| 1019 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1020 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1021 | self.assertEqual(429, cli.post("/a").status_code) |
||
| 1022 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1023 | timeline.forward(1) |
||
| 1024 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1025 | timeline.forward(1) |
||
| 1026 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1027 | timeline.forward(1) |
||
| 1028 | self.assertEqual(429, cli.get("/b").status_code) |
||
| 1029 | self.assertEqual(200, cli.get("/c").status_code) |
||
| 1030 | self.assertEqual(429, cli.get("/c").status_code) |
||
| 1031 | |||
| 1032 | def test_pluggable_method_views(self): |
||
| 1033 | app, limiter = self.build_app( |
||
| 1034 | default_limits=["1/hour"] |
||
| 1035 | ) |
||
| 1036 | |||
| 1037 | class Va(MethodView): |
||
| 1038 | decorators = [limiter.limit("2/second")] |
||
| 1039 | |||
| 1040 | def get(self): |
||
| 1041 | return request.method.lower() |
||
| 1042 | |||
| 1043 | def post(self): |
||
| 1044 | return request.method.lower() |
||
| 1045 | |||
| 1046 | class Vb(MethodView): |
||
| 1047 | decorators = [limiter.limit("1/second, 3/minute")] |
||
| 1048 | |||
| 1049 | def get(self): |
||
| 1050 | return request.method.lower() |
||
| 1051 | |||
| 1052 | class Vc(MethodView): |
||
| 1053 | def get(self): |
||
| 1054 | return request.method.lower() |
||
| 1055 | |||
| 1056 | class Vd(MethodView): |
||
| 1057 | decorators = [limiter.limit("1/minute", methods=['get'])] |
||
| 1058 | |||
| 1059 | def get(self): |
||
| 1060 | return request.method.lower() |
||
| 1061 | |||
| 1062 | def post(self): |
||
| 1063 | return request.method.lower() |
||
| 1064 | |||
| 1065 | app.add_url_rule("/a", view_func=Va.as_view("a")) |
||
| 1066 | app.add_url_rule("/b", view_func=Vb.as_view("b")) |
||
| 1067 | app.add_url_rule("/c", view_func=Vc.as_view("c")) |
||
| 1068 | app.add_url_rule("/d", view_func=Vd.as_view("d")) |
||
| 1069 | |||
| 1070 | with hiro.Timeline().freeze() as timeline: |
||
| 1071 | with app.test_client() as cli: |
||
| 1072 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1073 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1074 | self.assertEqual(429, cli.get("/a").status_code) |
||
| 1075 | self.assertEqual(429, cli.post("/a").status_code) |
||
| 1076 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1077 | timeline.forward(1) |
||
| 1078 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1079 | timeline.forward(1) |
||
| 1080 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1081 | timeline.forward(1) |
||
| 1082 | self.assertEqual(429, cli.get("/b").status_code) |
||
| 1083 | self.assertEqual(200, cli.get("/c").status_code) |
||
| 1084 | self.assertEqual(429, cli.get("/c").status_code) |
||
| 1085 | self.assertEqual(200, cli.get("/d").status_code) |
||
| 1086 | self.assertEqual(429, cli.get("/d").status_code) |
||
| 1087 | self.assertEqual(200, cli.post("/d").status_code) |
||
| 1088 | self.assertEqual(200, cli.post("/d").status_code) |
||
| 1089 | |||
| 1090 | def test_flask_restful_resource(self): |
||
| 1091 | app, limiter = self.build_app( |
||
| 1092 | default_limits=["1/hour"] |
||
| 1093 | ) |
||
| 1094 | api = restful.Api(app) |
||
| 1095 | |||
| 1096 | class Va(Resource): |
||
| 1097 | decorators = [limiter.limit("2/second")] |
||
| 1098 | |||
| 1099 | def get(self): |
||
| 1100 | return request.method.lower() |
||
| 1101 | |||
| 1102 | def post(self): |
||
| 1103 | return request.method.lower() |
||
| 1104 | |||
| 1105 | class Vb(Resource): |
||
| 1106 | decorators = [limiter.limit("1/second, 3/minute")] |
||
| 1107 | |||
| 1108 | def get(self): |
||
| 1109 | return request.method.lower() |
||
| 1110 | |||
| 1111 | class Vc(Resource): |
||
| 1112 | def get(self): |
||
| 1113 | return request.method.lower() |
||
| 1114 | |||
| 1115 | api.add_resource(Va, "/a") |
||
| 1116 | api.add_resource(Vb, "/b") |
||
| 1117 | api.add_resource(Vc, "/c") |
||
| 1118 | |||
| 1119 | with hiro.Timeline().freeze() as timeline: |
||
| 1120 | with app.test_client() as cli: |
||
| 1121 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1122 | self.assertEqual(200, cli.get("/a").status_code) |
||
| 1123 | self.assertEqual(429, cli.get("/a").status_code) |
||
| 1124 | self.assertEqual(429, cli.post("/a").status_code) |
||
| 1125 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1126 | timeline.forward(1) |
||
| 1127 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1128 | timeline.forward(1) |
||
| 1129 | self.assertEqual(200, cli.get("/b").status_code) |
||
| 1130 | timeline.forward(1) |
||
| 1131 | self.assertEqual(429, cli.get("/b").status_code) |
||
| 1132 | self.assertEqual(200, cli.get("/c").status_code) |
||
| 1133 | self.assertEqual(429, cli.get("/c").status_code) |
||
| 1134 | |||
| 1135 | View Code Duplication | def test_separate_method_limits(self): |
|
| 1136 | app, limiter = self.build_app() |
||
| 1137 | |||
| 1138 | @limiter.limit("1/second", per_method=True) |
||
| 1139 | @app.route("/", methods=["GET", "POST"]) |
||
| 1140 | def root(): |
||
| 1141 | return "root" |
||
| 1142 | |||
| 1143 | with hiro.Timeline(): |
||
| 1144 | with app.test_client() as cli: |
||
| 1145 | self.assertEqual(200, cli.get("/").status_code) |
||
| 1146 | self.assertEqual(429, cli.get("/").status_code) |
||
| 1147 | self.assertEqual(200, cli.post("/").status_code) |
||
| 1148 | self.assertEqual(429, cli.post("/").status_code) |
||
| 1149 | |||
| 1150 | View Code Duplication | def test_explicit_method_limits(self): |
|
| 1151 | app, limiter = self.build_app() |
||
| 1152 | |||
| 1153 | @limiter.limit("1/second", methods=["GET"]) |
||
| 1154 | @app.route("/", methods=["GET", "POST"]) |
||
| 1155 | def root(): |
||
| 1156 | return "root" |
||
| 1157 | |||
| 1158 | with hiro.Timeline(): |
||
| 1159 | with app.test_client() as cli: |
||
| 1160 | self.assertEqual(200, cli.get("/").status_code) |
||
| 1161 | self.assertEqual(429, cli.get("/").status_code) |
||
| 1162 | self.assertEqual(200, cli.post("/").status_code) |
||
| 1163 | self.assertEqual(200, cli.post("/").status_code) |
||
| 1164 | |||
| 1165 | def test_no_auto_check(self): |
||
| 1166 | app, limiter = self.build_app(auto_check=False) |
||
| 1167 | |||
| 1168 | @limiter.limit("1/second", per_method=True) |
||
| 1169 | @app.route("/", methods=["GET", "POST"]) |
||
| 1170 | def root(): |
||
| 1171 | return "root" |
||
| 1172 | |||
| 1173 | with hiro.Timeline().freeze(): |
||
| 1174 | with app.test_client() as cli: |
||
| 1175 | self.assertEqual(200, cli.get("/").status_code) |
||
| 1176 | self.assertEqual(200, cli.get("/").status_code) |
||
| 1177 | |||
| 1178 | # attach before_request to perform check |
||
| 1179 | @app.before_request |
||
| 1180 | def _(): |
||
| 1181 | limiter.check() |
||
| 1182 | |||
| 1183 | with hiro.Timeline().freeze(): |
||
| 1184 | with app.test_client() as cli: |
||
| 1185 | self.assertEqual(200, cli.get("/").status_code) |
||
| 1186 | self.assertEqual(429, cli.get("/").status_code) |
||
| 1187 | |||
| 1188 | def test_custom_error_message(self): |
||
| 1189 | app, limiter = self.build_app() |
||
| 1190 | |||
| 1191 | @app.errorhandler(429) |
||
| 1192 | def ratelimit_handler(e): |
||
| 1193 | return make_response( |
||
| 1194 | e.description |
||
| 1195 | , 429 |
||
| 1196 | ) |
||
| 1197 | |||
| 1198 | l1 = lambda: "1/second" |
||
| 1199 | e1 = lambda: "dos" |
||
| 1200 | |||
| 1201 | @limiter.limit("1/second", error_message="uno") |
||
| 1202 | @app.route("/t1") |
||
| 1203 | def t1(): |
||
| 1204 | return "1" |
||
| 1205 | |||
| 1206 | @limiter.limit(l1, error_message=e1) |
||
| 1207 | @app.route("/t2") |
||
| 1208 | def t2(): |
||
| 1209 | return "2" |
||
| 1210 | |||
| 1211 | s1 = limiter.shared_limit("1/second", scope='error_message', error_message="tres") |
||
| 1212 | |||
| 1213 | @app.route("/t3") |
||
| 1214 | @s1 |
||
| 1215 | def t3(): |
||
| 1216 | return "3" |
||
| 1217 | |||
| 1218 | with hiro.Timeline().freeze(): |
||
| 1219 | with app.test_client() as cli: |
||
| 1220 | cli.get("/t1") |
||
| 1221 | resp = cli.get("/t1") |
||
| 1222 | self.assertEqual(429, resp.status_code) |
||
| 1223 | self.assertEqual(resp.data, b'uno') |
||
| 1224 | cli.get("/t2") |
||
| 1225 | resp = cli.get("/t2") |
||
| 1226 | self.assertEqual(429, resp.status_code) |
||
| 1227 | self.assertEqual(resp.data, b'dos') |
||
| 1228 | cli.get("/t3") |
||
| 1229 | resp = cli.get("/t3") |
||
| 1230 | self.assertEqual(429, resp.status_code) |
||
| 1231 | self.assertEqual(resp.data, b'tres') |
||
| 1232 | |||
| 1233 | def test_custom_key_prefix(self): |
||
| 1234 | app1, limiter1 = self.build_app(key_prefix="moo", storage_uri="redis://localhost:6379") |
||
| 1235 | app2, limiter2 = self.build_app(key_prefix="cow", storage_uri="redis://localhost:6379") |
||
| 1236 | |||
| 1237 | @app1.route("/test") |
||
| 1238 | @limiter1.limit("1/day") |
||
| 1239 | def t1(): |
||
| 1240 | return "app1 test" |
||
| 1241 | |||
| 1242 | @app2.route("/test") |
||
| 1243 | @limiter2.limit("1/day") |
||
| 1244 | def t1(): |
||
| 1245 | return "app1 test" |
||
| 1246 | |||
| 1247 | with app1.test_client() as cli: |
||
| 1248 | resp = cli.get("/test") |
||
| 1249 | self.assertEqual(200, resp.status_code) |
||
| 1250 | resp = cli.get("/test") |
||
| 1251 | self.assertEqual(429, resp.status_code) |
||
| 1252 | with app2.test_client() as cli: |
||
| 1253 | resp = cli.get("/test") |
||
| 1254 | self.assertEqual(200, resp.status_code) |
||
| 1255 | resp = cli.get("/test") |
||
| 1256 | self.assertEqual(429, resp.status_code) |
||
| 1257 |
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