我们从Python开源项目中，提取了以下20个代码示例，用于说明如何使用socket.EAI_ADDRFAMILY。
def test_ipv6(self): try: [sock] = bind_sockets(None, '::1', family=socket.AF_INET6) port = sock.getsockname()[1] self.http_server.add_socket(sock) except socket.gaierror as e: if e.args[0] == socket.EAI_ADDRFAMILY: # python supports ipv6, but it's not configured on the network # interface, so skip this test. return raise url = '%s://[::1]:%d/hello' % (self.get_protocol(), port) # ipv6 is currently enabled by default but can be disabled self.http_client.fetch(url, self.stop, allow_ipv6=False) response = self.wait() self.assertEqual(response.code, 599) self.http_client.fetch(url, self.stop) response = self.wait() self.assertEqual(response.body, b"Hello world!")
def test_ipv6(self): if not socket.has_ipv6: # python compiled without ipv6 support, so skip this test return try: self.http_server.listen(self.get_http_port(), address='::1') except socket.gaierror, e: if e.errno == socket.EAI_ADDRFAMILY: # python supports ipv6, but it's not configured on the network # interface, so skip this test. return raise url = self.get_url("/hello").replace("localhost", "[::1]") # ipv6 is currently disabled by default and must be explicitly requested self.http_client.fetch(url, self.stop) response = self.wait() self.assertEqual(response.code, 599) self.http_client.fetch(url, self.stop, allow_ipv6=True) response = self.wait() self.assertEqual(response.body, b("Hello world!"))
def test_ipv6(self): try: self.http_server.listen(self.get_http_port(), address='::1') except socket.gaierror as e: if e.args[0] == socket.EAI_ADDRFAMILY: # python supports ipv6, but it's not configured on the network # interface, so skip this test. return raise url = self.get_url("/hello").replace("localhost", "[::1]") # ipv6 is currently disabled by default and must be explicitly requested self.http_client.fetch(url, self.stop) response = self.wait() self.assertEqual(response.code, 599) self.http_client.fetch(url, self.stop, allow_ipv6=True) response = self.wait() self.assertEqual(response.body, b"Hello world!")
def test_ipv6(self): try: self.http_server.listen(self.get_http_port(), address='::1') except socket.gaierror, e: if e.errno == socket.EAI_ADDRFAMILY: # ipv6 is not configured on this system, so skip this test return raise url = self.get_url("/hello").replace("localhost", "[::1]") # ipv6 is currently disabled by default and must be explicitly requested self.http_client.fetch(url, self.stop) response = self.wait() self.assertEqual(response.code, 599) self.http_client.fetch(url, self.stop, allow_ipv6=True) response = self.wait() self.assertEqual(response.body, b("Hello world!"))
def test_ipv6(self): try: self.http_server.listen(self.get_http_port(), address='::1') except socket.gaierror as e: if e.args[0] == socket.EAI_ADDRFAMILY: # python supports ipv6, but it's not configured on the network # interface, so skip this test. return raise url = self.get_url("/hello").replace("localhost", "[::1]") # ipv6 is currently disabled by default and must be explicitly requested with ExpectLog(gen_log, "uncaught exception"): self.http_client.fetch(url, self.stop) response = self.wait() self.assertEqual(response.code, 599) self.http_client.fetch(url, self.stop, allow_ipv6=True) response = self.wait() self.assertEqual(response.body, b"Hello world!")
def test_AI_ADDRCONFIG(self): # When the users sets AI_ADDRCONFIG but only has an IPv4 # address configured we will iterate over the results, but the # call for the IPv6 address will fail rather then return an # empty list. In that case we should catch the exception and # only return the ones which worked. def getaddrinfo(addr, port, family, socktype, proto, aiflags): if addr == '127.0.0.1': return [(socket.AF_INET, 1, 0, '', ('127.0.0.1', 0))] elif addr == '::1' and aiflags & socket.AI_ADDRCONFIG: raise socket.error(socket.EAI_ADDRFAMILY, 'Address family for hostname not supported') elif addr == '::1' and not aiflags & socket.AI_ADDRCONFIG: return [(socket.AF_INET6, 1, 0, '', ('::1', 0, 0, 0))] greendns.socket.getaddrinfo = getaddrinfo greendns.resolve = _make_mock_resolve() greendns.resolve.add('localhost', '127.0.0.1') greendns.resolve.add('localhost', '::1') res = greendns.getaddrinfo('localhost', None, 0, 0, 0, socket.AI_ADDRCONFIG) assert res == [(socket.AF_INET, 1, 0, '', ('127.0.0.1', 0))]
def test_AI_ADDRCONFIG_noaddr(self): # If AI_ADDRCONFIG is used but there is no address we need to # get an exception, not an empty list. def getaddrinfo(addr, port, family, socktype, proto, aiflags): raise socket.error(socket.EAI_ADDRFAMILY, 'Address family for hostname not supported') greendns.socket.getaddrinfo = getaddrinfo greendns.resolve = _make_mock_resolve() try: greendns.getaddrinfo('::1', None, 0, 0, 0, socket.AI_ADDRCONFIG) except socket.error as e: assert e.errno == socket.EAI_ADDRFAMILY
def _gen_addresses_where_possible(hostname): """Yield IPv4 and IPv6 addresses for `hostname`. A variant of `_gen_addresses` that ignores some resolution failures. The addresses returned are only those that are resolvable at the time this function is called. Specifically the following errors are ignored: +----------------+-----------------------------------------------+ | EAI_ADDRFAMILY | The specified network host does not have any | | | network addresses in the requested address | | | family. | +----------------+-----------------------------------------------+ | EAI_AGAIN | The name server returned a temporary failure | | | indication. Try again later. | +----------------+-----------------------------------------------+ | EAI_FAIL | The name server returned a permanent failure | | | indication. | +----------------+-----------------------------------------------+ | EAI_NODATA | The specified network host exists, but does | | | not have any network addresses defined. | +----------------+-----------------------------------------------+ | EAI_NONAME | The node or service is not known; or both node| | | and service are NULL; or AI_NUMERICSERV was | | | specified and service was not a numeric | | | port-number string. | +----------------+-----------------------------------------------+ Descriptions from getaddrinfo(3). """ try: yield from _gen_addresses(hostname) except socket.gaierror as error: if error.errno in _gen_addresses_where_possible_suppress: # Log this but otherwise suppress/ignore for now. logger.warning("Could not resolve %s: %s", hostname, error) else: raise
