def resolve(domain, is_ipv6):
buf = uio.BytesIO(48)
udnspkt.make_req(buf, "google.com", is_ipv6)
v = buf.getvalue()
print("query: ", v)
s.sendto(v, dns_addr)
resp = s.recv(1024)
print("resp:", resp)
buf = uio.BytesIO(resp)
addr = udnspkt.parse_resp(buf, is_ipv6)
print("bin addr:", addr)
print("addr:", usocket.inet_ntop(usocket.AF_INET6 if is_ipv6 else usocket.AF_INET, addr))
def get_request(self):
"""Get the request and client address from the socket.
May be overridden.
"""
try:
micropython_socket
except NameError:
return self.socket.accept()
else:
s, addr = self.socket.accept()
addr = socket.sockaddr(addr)
return (s, (socket.inet_ntop(addr[0], addr[1]), addr[2]))
def get_request(self):
"""Get the request and client address from the socket.
May be overridden.
"""
try:
micropython_socket
except NameError:
return self.socket.accept()
else:
s, addr = self.socket.accept()
addr = socket.sockaddr(addr)
return (s, (socket.inet_ntop(addr[0], addr[1]), addr[2]))
def makeport(self):
err = None
sock = None
if self.source_address and self.source_address[0]:
host = self.source_address[0]
else:
host = "127.0.0.1" if self.af == _socket.AF_INET else "::1"
for port in range(MIN_PORT, MAX_PORT):
addrinfo = _socket.getaddrinfo(host, port, self.af)
for af, socktype, proto, _, addr in addrinfo:
if af == self.af and socktype == _socket.SOCK_STREAM:
try:
sock = socket(af, socktype, proto)
sock.bind(addr)
except OSError as _:
err = _
if sock:
sock.close()
sock = None
continue
else:
try:
sock.family = af
except:
pass
if isinstance(addr, tuple):
host = addr[0]
else:
try:
host = _socket.inet_ntop(af, addr[4:8])
except:
pass
break
if sock:
break
if sock is None:
if err is not None:
raise err
else:
raise OSError("getaddrinfo returns an empty list")
sock.listen(1)
if self.af == _socket.AF_INET:
self.sendport(host, port)
else:
self.sendeprt(host, port)
if self.timeout is not _GLOBAL_DEFAULT_TIMEOUT:
sock.settimeout(self.timeout)
return sock
def resolve(domain, is_ipv6):
buf = uio.BytesIO(48)
udnspkt.make_req(buf, "google.com", is_ipv6)
v = buf.getvalue()
print("query: ", v)
s.sendto(v, dns_addr)
resp = s.recv(1024)
print("resp:", resp)
buf = uio.BytesIO(resp)
addr = udnspkt.parse_resp(buf, is_ipv6)
print("bin addr:", addr)
print(
"addr:",
usocket.inet_ntop(usocket.AF_INET6 if is_ipv6 else usocket.AF_INET,
addr))
def makeport(self):
"""Create a new socket and send a PORT command for it."""
err = None
sock = None
if self.source_address and self.source_address[0]:
host = self.source_address[0]
else:
# XXX: this will only work for connections to a server on the same
# host! socket.getsocketname() would be needed find out the
# correct socket address to report to the server
host = "127.0.0.1" if self.af == _socket.AF_INET else "::1"
for port in range(MIN_PORT, MAX_PORT):
addrinfo = _socket.getaddrinfo(host, port)
for af, socktype, proto, _, addr in addrinfo:
if af == self.af and socktype == _socket.SOCK_STREAM:
try:
sock = socket(af, socktype, proto)
sock.bind(addr)
except OSError as _:
err = _
if sock:
sock.close()
sock = None
continue
else:
try:
sock.family = af
except:
pass
if isinstance(addr, tuple):
host = addr[0]
else:
try:
# XXX: socket.inet_ntop() is not supported on
# all MicroPython ports!
host = _socket.inet_ntop(af, addr[4:8])
except:
pass
break
if sock:
break
if sock is None:
if err is not None:
raise err
else:
raise OSError("getaddrinfo returns an empty list")
sock.listen(1)
if self.af == _socket.AF_INET:
self.sendport(host, port)
else:
self.sendeprt(host, port)
if self.timeout is not _GLOBAL_DEFAULT_TIMEOUT:
sock.settimeout(self.timeout)
return sock
def accept(self):
s, addr = super().accept()
addr = _socket.sockaddr(addr)
return (s, (_socket.inet_ntop(addr[0], addr[1]), addr[2]))
def accept(self):
s, addr = super().accept()
addr = _socket.sockaddr(addr)
return (s, (_socket.inet_ntop(addr[0], addr[1]), addr[2]))
def recvfrom(self, *a, **b):
s, addr = super().recvfrom(*a, **b)
addr = _socket.sockaddr(addr)
return (s, (_socket.inet_ntop(addr[0], addr[1]), addr[2]))
