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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙimport socket import asyncio import sys import unittest from asyncio import proactor_events from itertools import cycle, islice from test.test_asyncio import utils as test_utils from test import support from test.support import socket_helper def tearDownModule(): asyncio.set_event_loop_policy(None) class MyProto(asyncio.Protocol): connected = None done = None def __init__(self, loop=None): self.transport = None self.state = 'INITIAL' self.nbytes = 0 if loop is not None: self.connected = loop.create_future() self.done = loop.create_future() def connection_made(self, transport): self.transport = transport assert self.state == 'INITIAL', self.state self.state = 'CONNECTED' if self.connected: self.connected.set_result(None) transport.write(b'GET / HTTP/1.0\r\nHost: example.com\r\n\r\n') def data_received(self, data): assert self.state == 'CONNECTED', self.state self.nbytes += len(data) def eof_received(self): assert self.state == 'CONNECTED', self.state self.state = 'EOF' def connection_lost(self, exc): assert self.state in ('CONNECTED', 'EOF'), self.state self.state = 'CLOSED' if self.done: self.done.set_result(None) class BaseSockTestsMixin: def create_event_loop(self): raise NotImplementedError def setUp(self): self.loop = self.create_event_loop() self.set_event_loop(self.loop) super().setUp() def tearDown(self): # just in case if we have transport close callbacks if not self.loop.is_closed(): test_utils.run_briefly(self.loop) self.doCleanups() support.gc_collect() super().tearDown() def _basetest_sock_client_ops(self, httpd, sock): if not isinstance(self.loop, proactor_events.BaseProactorEventLoop): # in debug mode, socket operations must fail # if the socket is not in blocking mode self.loop.set_debug(True) sock.setblocking(True) with self.assertRaises(ValueError): self.loop.run_until_complete( self.loop.sock_connect(sock, httpd.address)) with self.assertRaises(ValueError): self.loop.run_until_complete( self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n')) with self.assertRaises(ValueError): self.loop.run_until_complete( self.loop.sock_recv(sock, 1024)) with self.assertRaises(ValueError): self.loop.run_until_complete( self.loop.sock_recv_into(sock, bytearray())) with self.assertRaises(ValueError): self.loop.run_until_complete( self.loop.sock_accept(sock)) # test in non-blocking mode sock.setblocking(False) self.loop.run_until_complete( self.loop.sock_connect(sock, httpd.address)) self.loop.run_until_complete( self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n')) data = self.loop.run_until_complete( self.loop.sock_recv(sock, 1024)) # consume data self.loop.run_until_complete( self.loop.sock_recv(sock, 1024)) sock.close() self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) def _basetest_sock_recv_into(self, httpd, sock): # same as _basetest_sock_client_ops, but using sock_recv_into sock.setblocking(False) self.loop.run_until_complete( self.loop.sock_connect(sock, httpd.address)) self.loop.run_until_complete( self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n')) data = bytearray(1024) with memoryview(data) as buf: nbytes = self.loop.run_until_complete( self.loop.sock_recv_into(sock, buf[:1024])) # consume data self.loop.run_until_complete( self.loop.sock_recv_into(sock, buf[nbytes:])) sock.close() self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) def test_sock_client_ops(self): with test_utils.run_test_server() as httpd: sock = socket.socket() self._basetest_sock_client_ops(httpd, sock) sock = socket.socket() self._basetest_sock_recv_into(httpd, sock) async def _basetest_sock_recv_racing(self, httpd, sock): sock.setblocking(False) await self.loop.sock_connect(sock, httpd.address) task = asyncio.create_task(self.loop.sock_recv(sock, 1024)) await asyncio.sleep(0) task.cancel() asyncio.create_task( self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n')) data = await self.loop.sock_recv(sock, 1024) # consume data await self.loop.sock_recv(sock, 1024) self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) async def _basetest_sock_recv_into_racing(self, httpd, sock): sock.setblocking(False) await self.loop.sock_connect(sock, httpd.address) data = bytearray(1024) with memoryview(data) as buf: task = asyncio.create_task( self.loop.sock_recv_into(sock, buf[:1024])) await asyncio.sleep(0) task.cancel() task = asyncio.create_task( self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n')) nbytes = await self.loop.sock_recv_into(sock, buf[:1024]) # consume data await self.loop.sock_recv_into(sock, buf[nbytes:]) self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) await task async def _basetest_sock_send_racing(self, listener, sock): listener.bind(('127.0.0.1', 0)) listener.listen(1) # make connection sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 1024) sock.setblocking(False) task = asyncio.create_task( self.loop.sock_connect(sock, listener.getsockname())) await asyncio.sleep(0) server = listener.accept()[0] server.setblocking(False) with server: await task # fill the buffer until sending 5 chars would block size = 8192 while size >= 4: with self.assertRaises(BlockingIOError): while True: sock.send(b' ' * size) size = int(size / 2) # cancel a blocked sock_sendall task = asyncio.create_task( self.loop.sock_sendall(sock, b'hello')) await asyncio.sleep(0) task.cancel() # receive everything that is not a space async def recv_all(): rv = b'' while True: buf = await self.loop.sock_recv(server, 8192) if not buf: return rv rv += buf.strip() task = asyncio.create_task(recv_all()) # immediately make another sock_sendall call await self.loop.sock_sendall(sock, b'world') sock.shutdown(socket.SHUT_WR) data = await task # ProactorEventLoop could deliver hello, so endswith is necessary self.assertTrue(data.endswith(b'world')) # After the first connect attempt before the listener is ready, # the socket needs time to "recover" to make the next connect call. # On Linux, a second retry will do. On Windows, the waiting time is # unpredictable; and on FreeBSD the socket may never come back # because it's a loopback address. Here we'll just retry for a few # times, and have to skip the test if it's not working. See also: # https://stackoverflow.com/a/54437602/3316267 # https://lists.freebsd.org/pipermail/freebsd-current/2005-May/049876.html async def _basetest_sock_connect_racing(self, listener, sock): listener.bind(('127.0.0.1', 0)) addr = listener.getsockname() sock.setblocking(False) task = asyncio.create_task(self.loop.sock_connect(sock, addr)) await asyncio.sleep(0) task.cancel() listener.listen(1) skip_reason = "Max retries reached" for i in range(128): try: await self.loop.sock_connect(sock, addr) except ConnectionRefusedError as e: skip_reason = e except OSError as e: skip_reason = e # Retry only for this error: # [WinError 10022] An invalid argument was supplied if getattr(e, 'winerror', 0) != 10022: break else: # success return self.skipTest(skip_reason) def test_sock_client_racing(self): with test_utils.run_test_server() as httpd: sock = socket.socket() with sock: self.loop.run_until_complete(asyncio.wait_for( self._basetest_sock_recv_racing(httpd, sock), 10)) sock = socket.socket() with sock: self.loop.run_until_complete(asyncio.wait_for( self._basetest_sock_recv_into_racing(httpd, sock), 10)) listener = socket.socket() sock = socket.socket() with listener, sock: self.loop.run_until_complete(asyncio.wait_for( self._basetest_sock_send_racing(listener, sock), 10)) def test_sock_client_connect_racing(self): listener = socket.socket() sock = socket.socket() with listener, sock: self.loop.run_until_complete(asyncio.wait_for( self._basetest_sock_connect_racing(listener, sock), 10)) async def _basetest_huge_content(self, address): sock = socket.socket() sock.setblocking(False) DATA_SIZE = 10_000_00 chunk = b'0123456789' * (DATA_SIZE // 10) await self.loop.sock_connect(sock, address) await self.loop.sock_sendall(sock, (b'POST /loop HTTP/1.0\r\n' + b'Content-Length: %d\r\n' % DATA_SIZE + b'\r\n')) task = asyncio.create_task(self.loop.sock_sendall(sock, chunk)) data = await self.loop.sock_recv(sock, DATA_SIZE) # HTTP headers size is less than MTU, # they are sent by the first packet always self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) while data.find(b'\r\n\r\n') == -1: data += await self.loop.sock_recv(sock, DATA_SIZE) # Strip headers headers = data[:data.index(b'\r\n\r\n') + 4] data = data[len(headers):] size = DATA_SIZE checker = cycle(b'0123456789') expected = bytes(islice(checker, len(data))) self.assertEqual(data, expected) size -= len(data) while True: data = await self.loop.sock_recv(sock, DATA_SIZE) if not data: break expected = bytes(islice(checker, len(data))) self.assertEqual(data, expected) size -= len(data) self.assertEqual(size, 0) await task sock.close() def test_huge_content(self): with test_utils.run_test_server() as httpd: self.loop.run_until_complete( self._basetest_huge_content(httpd.address)) async def _basetest_huge_content_recvinto(self, address): sock = socket.socket() sock.setblocking(False) DATA_SIZE = 10_000_00 chunk = b'0123456789' * (DATA_SIZE // 10) await self.loop.sock_connect(sock, address) await self.loop.sock_sendall(sock, (b'POST /loop HTTP/1.0\r\n' + b'Content-Length: %d\r\n' % DATA_SIZE + b'\r\n')) task = asyncio.create_task(self.loop.sock_sendall(sock, chunk)) array = bytearray(DATA_SIZE) buf = memoryview(array) nbytes = await self.loop.sock_recv_into(sock, buf) data = bytes(buf[:nbytes]) # HTTP headers size is less than MTU, # they are sent by the first packet always self.assertTrue(data.startswith(b'HTTP/1.0 200 OK')) while data.find(b'\r\n\r\n') == -1: nbytes = await self.loop.sock_recv_into(sock, buf) data = bytes(buf[:nbytes]) # Strip headers headers = data[:data.index(b'\r\n\r\n') + 4] data = data[len(headers):] size = DATA_SIZE checker = cycle(b'0123456789') expected = bytes(islice(checker, len(data))) self.assertEqual(data, expected) size -= len(data) while True: nbytes = await self.loop.sock_recv_into(sock, buf) data = buf[:nbytes] if not data: break expected = bytes(islice(checker, len(data))) self.assertEqual(data, expected) size -= len(data) self.assertEqual(size, 0) await task sock.close() def test_huge_content_recvinto(self): with test_utils.run_test_server() as httpd: self.loop.run_until_complete( self._basetest_huge_content_recvinto(httpd.address)) @socket_helper.skip_unless_bind_unix_socket def test_unix_sock_client_ops(self): with test_utils.run_test_unix_server() as httpd: sock = socket.socket(socket.AF_UNIX) self._basetest_sock_client_ops(httpd, sock) sock = socket.socket(socket.AF_UNIX) self._basetest_sock_recv_into(httpd, sock) def test_sock_client_fail(self): # Make sure that we will get an unused port address = None try: s = socket.socket() s.bind(('127.0.0.1', 0)) address = s.getsockname() finally: s.close() sock = socket.socket() sock.setblocking(False) with self.assertRaises(ConnectionRefusedError): self.loop.run_until_complete( self.loop.sock_connect(sock, address)) sock.close() def test_sock_accept(self): listener = socket.socket() listener.setblocking(False) listener.bind(('127.0.0.1', 0)) listener.listen(1) client = socket.socket() client.connect(listener.getsockname()) f = self.loop.sock_accept(listener) conn, addr = self.loop.run_until_complete(f) self.assertEqual(conn.gettimeout(), 0) self.assertEqual(addr, client.getsockname()) self.assertEqual(client.getpeername(), listener.getsockname()) client.close() conn.close() listener.close() def test_cancel_sock_accept(self): listener = socket.socket() listener.setblocking(False) listener.bind(('127.0.0.1', 0)) listener.listen(1) sockaddr = listener.getsockname() f = asyncio.wait_for(self.loop.sock_accept(listener), 0.1) with self.assertRaises(asyncio.TimeoutError): self.loop.run_until_complete(f) listener.close() client = socket.socket() client.setblocking(False) f = self.loop.sock_connect(client, sockaddr) with self.assertRaises(ConnectionRefusedError): self.loop.run_until_complete(f) client.close() def test_create_connection_sock(self): with test_utils.run_test_server() as httpd: sock = None infos = self.loop.run_until_complete( self.loop.getaddrinfo( *httpd.address, type=socket.SOCK_STREAM)) for family, type, proto, cname, address in infos: try: sock = socket.socket(family=family, type=type, proto=proto) sock.setblocking(False) self.loop.run_until_complete( self.loop.sock_connect(sock, address)) except BaseException: pass else: break else: assert False, 'Can not create socket.' f = self.loop.create_connection( lambda: MyProto(loop=self.loop), sock=sock) tr, pr = self.loop.run_until_complete(f) self.assertIsInstance(tr, asyncio.Transport) self.assertIsInstance(pr, asyncio.Protocol) self.loop.run_until_complete(pr.done) self.assertGreater(pr.nbytes, 0) tr.close() if sys.platform == 'win32': class SelectEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.SelectorEventLoop() class ProactorEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.ProactorEventLoop() else: import selectors if hasattr(selectors, 'KqueueSelector'): class KqueueEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.SelectorEventLoop( selectors.KqueueSelector()) if hasattr(selectors, 'EpollSelector'): class EPollEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.SelectorEventLoop(selectors.EpollSelector()) if hasattr(selectors, 'PollSelector'): class PollEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.SelectorEventLoop(selectors.PollSelector()) # Should always exist. class SelectEventLoopTests(BaseSockTestsMixin, test_utils.TestCase): def create_event_loop(self): return asyncio.SelectorEventLoop(selectors.SelectSelector()) if __name__ == '__main__': unittest.main()