|  | # SPDX-License-Identifier: AGPL-3.0-or-later
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | from mock import patch
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | import httpx
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | from searx.network.network import Network, NETWORKS, initialize
 | 
						
						
						
							|  | from tests import SearxTestCase
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | class TestNetwork(SearxTestCase):
 | 
						
						
						
							|  |     def setUp(self):
 | 
						
						
						
							|  |         initialize()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def test_simple(self):
 | 
						
						
						
							|  |         network = Network()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), None)
 | 
						
						
						
							|  |         self.assertEqual(next(network._proxies_cycle), ())
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def test_ipaddress_cycle(self):
 | 
						
						
						
							|  |         network = NETWORKS['ipv6']
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '::')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '::')
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = NETWORKS['ipv4']
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '0.0.0.0')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '0.0.0.0')
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = Network(local_addresses=['192.168.0.1', '192.168.0.2'])
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.1')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.2')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.1')
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = Network(local_addresses=['192.168.0.0/30'])
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.1')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.2')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.1')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), '192.168.0.2')
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = Network(local_addresses=['fe80::/10'])
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), 'fe80::1')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), 'fe80::2')
 | 
						
						
						
							|  |         self.assertEqual(next(network._local_addresses_cycle), 'fe80::3')
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         with self.assertRaises(ValueError):
 | 
						
						
						
							|  |             Network(local_addresses=['not_an_ip_address'])
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def test_proxy_cycles(self):
 | 
						
						
						
							|  |         network = Network(proxies='http://localhost:1337')
 | 
						
						
						
							|  |         self.assertEqual(next(network._proxies_cycle), (('all://', 'http://localhost:1337'),))
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = Network(proxies={'https': 'http://localhost:1337', 'http': 'http://localhost:1338'})
 | 
						
						
						
							|  |         self.assertEqual(
 | 
						
						
						
							|  |             next(network._proxies_cycle), (('https://', 'http://localhost:1337'), ('http://', 'http://localhost:1338'))
 | 
						
						
						
							|  |         )
 | 
						
						
						
							|  |         self.assertEqual(
 | 
						
						
						
							|  |             next(network._proxies_cycle), (('https://', 'http://localhost:1337'), ('http://', 'http://localhost:1338'))
 | 
						
						
						
							|  |         )
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         network = Network(
 | 
						
						
						
							|  |             proxies={'https': ['http://localhost:1337', 'http://localhost:1339'], 'http': 'http://localhost:1338'}
 | 
						
						
						
							|  |         )
 | 
						
						
						
							|  |         self.assertEqual(
 | 
						
						
						
							|  |             next(network._proxies_cycle), (('https://', 'http://localhost:1337'), ('http://', 'http://localhost:1338'))
 | 
						
						
						
							|  |         )
 | 
						
						
						
							|  |         self.assertEqual(
 | 
						
						
						
							|  |             next(network._proxies_cycle), (('https://', 'http://localhost:1339'), ('http://', 'http://localhost:1338'))
 | 
						
						
						
							|  |         )
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         with self.assertRaises(ValueError):
 | 
						
						
						
							|  |             Network(proxies=1)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def test_get_kwargs_clients(self):
 | 
						
						
						
							|  |         kwargs = {
 | 
						
						
						
							|  |             'verify': True,
 | 
						
						
						
							|  |             'max_redirects': 5,
 | 
						
						
						
							|  |             'timeout': 2,
 | 
						
						
						
							|  |             'allow_redirects': True,
 | 
						
						
						
							|  |         }
 | 
						
						
						
							|  |         kwargs_client = Network.extract_kwargs_clients(kwargs)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         self.assertEqual(len(kwargs_client), 2)
 | 
						
						
						
							|  |         self.assertEqual(len(kwargs), 2)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         self.assertEqual(kwargs['timeout'], 2)
 | 
						
						
						
							|  |         self.assertEqual(kwargs['follow_redirects'], True)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         self.assertTrue(kwargs_client['verify'])
 | 
						
						
						
							|  |         self.assertEqual(kwargs_client['max_redirects'], 5)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_get_client(self):
 | 
						
						
						
							|  |         network = Network(verify=True)
 | 
						
						
						
							|  |         client1 = await network.get_client()
 | 
						
						
						
							|  |         client2 = await network.get_client(verify=True)
 | 
						
						
						
							|  |         client3 = await network.get_client(max_redirects=10)
 | 
						
						
						
							|  |         client4 = await network.get_client(verify=True)
 | 
						
						
						
							|  |         client5 = await network.get_client(verify=False)
 | 
						
						
						
							|  |         client6 = await network.get_client(max_redirects=10)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         self.assertEqual(client1, client2)
 | 
						
						
						
							|  |         self.assertEqual(client1, client4)
 | 
						
						
						
							|  |         self.assertNotEqual(client1, client3)
 | 
						
						
						
							|  |         self.assertNotEqual(client1, client5)
 | 
						
						
						
							|  |         self.assertEqual(client3, client6)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_aclose(self):
 | 
						
						
						
							|  |         network = Network(verify=True)
 | 
						
						
						
							|  |         await network.get_client()
 | 
						
						
						
							|  |         await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_request(self):
 | 
						
						
						
							|  |         a_text = 'Lorem Ipsum'
 | 
						
						
						
							|  |         response = httpx.Response(status_code=200, text=a_text)
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', return_value=response):
 | 
						
						
						
							|  |             network = Network(enable_http=True)
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.text, a_text)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | class TestNetworkRequestRetries(SearxTestCase):
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     TEXT = 'Lorem Ipsum'
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     @classmethod
 | 
						
						
						
							|  |     def get_response_404_then_200(cls):
 | 
						
						
						
							|  |         first = True
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         async def get_response(*args, **kwargs):
 | 
						
						
						
							|  |             nonlocal first
 | 
						
						
						
							|  |             if first:
 | 
						
						
						
							|  |                 first = False
 | 
						
						
						
							|  |                 return httpx.Response(status_code=403, text=TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  |             return httpx.Response(status_code=200, text=TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         return get_response
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_ok(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=TestNetworkRequestRetries.get_response_404_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=1, retry_on_http_error=403)
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.text, TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_fail_int(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=TestNetworkRequestRetries.get_response_404_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0, retry_on_http_error=403)
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.status_code, 403)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_fail_list(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=TestNetworkRequestRetries.get_response_404_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0, retry_on_http_error=[403, 429])
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.status_code, 403)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_fail_bool(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=TestNetworkRequestRetries.get_response_404_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0, retry_on_http_error=True)
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.status_code, 403)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_exception_then_200(self):
 | 
						
						
						
							|  |         request_count = 0
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         async def get_response(*args, **kwargs):
 | 
						
						
						
							|  |             nonlocal request_count
 | 
						
						
						
							|  |             request_count += 1
 | 
						
						
						
							|  |             if request_count < 3:
 | 
						
						
						
							|  |                 raise httpx.RequestError('fake exception', request=None)
 | 
						
						
						
							|  |             return httpx.Response(status_code=200, text=TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=get_response):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=2)
 | 
						
						
						
							|  |             response = await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.status_code, 200)
 | 
						
						
						
							|  |             self.assertEqual(response.text, TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_exception(self):
 | 
						
						
						
							|  |         async def get_response(*args, **kwargs):
 | 
						
						
						
							|  |             raise httpx.RequestError('fake exception', request=None)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'request', new=get_response):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0)
 | 
						
						
						
							|  |             with self.assertRaises(httpx.RequestError):
 | 
						
						
						
							|  |                 await network.request('GET', 'https://example.com/')
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | class TestNetworkStreamRetries(SearxTestCase):
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     TEXT = 'Lorem Ipsum'
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     @classmethod
 | 
						
						
						
							|  |     def get_response_exception_then_200(cls):
 | 
						
						
						
							|  |         first = True
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         def stream(*args, **kwargs):
 | 
						
						
						
							|  |             nonlocal first
 | 
						
						
						
							|  |             if first:
 | 
						
						
						
							|  |                 first = False
 | 
						
						
						
							|  |                 raise httpx.RequestError('fake exception', request=None)
 | 
						
						
						
							|  |             return httpx.Response(status_code=200, text=TestNetworkStreamRetries.TEXT)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         return stream
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_ok(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'stream', new=TestNetworkStreamRetries.get_response_exception_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=1, retry_on_http_error=403)
 | 
						
						
						
							|  |             response = await network.stream('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.text, TestNetworkStreamRetries.TEXT)
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_fail(self):
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'stream', new=TestNetworkStreamRetries.get_response_exception_then_200()):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0, retry_on_http_error=403)
 | 
						
						
						
							|  |             with self.assertRaises(httpx.RequestError):
 | 
						
						
						
							|  |                 await network.stream('GET', 'https://example.com/')
 | 
						
						
						
							|  |             await network.aclose()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     async def test_retries_exception(self):
 | 
						
						
						
							|  |         first = True
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         def stream(*args, **kwargs):
 | 
						
						
						
							|  |             nonlocal first
 | 
						
						
						
							|  |             if first:
 | 
						
						
						
							|  |                 first = False
 | 
						
						
						
							|  |                 return httpx.Response(status_code=403, text=TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  |             return httpx.Response(status_code=200, text=TestNetworkRequestRetries.TEXT)
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         with patch.object(httpx.AsyncClient, 'stream', new=stream):
 | 
						
						
						
							|  |             network = Network(enable_http=True, retries=0, retry_on_http_error=403)
 | 
						
						
						
							|  |             response = await network.stream('GET', 'https://example.com/')
 | 
						
						
						
							|  |             self.assertEqual(response.status_code, 403)
 | 
						
						
						
							|  |             await network.aclose()
 |