def try_send(self):
if self.tries >= 3:
return
self.tries += 1
family, peer = resolvconf_random_nameserver()
sock = socket.socket(family, socket.SOCK_DGRAM)
sock.setsockopt(socket.SOL_IP, socket.IP_TTL, 42)
sock.connect((peer, 53))
self.peers[sock] = peer
debug2('DNS: sending to %r (try %d)\n' % (peer, self.tries))
try:
sock.send(self.request)
self.socks.append(sock)
except socket.error:
_, e = sys.exc_info()[:2]
if e.args[0] in ssnet.NET_ERRS:
# might have been spurious; try again.
# Note: these errors sometimes are reported by recv(),
# and sometimes by send(). We have to catch both.
debug2('DNS send to %r: %s\n' % (peer, e))
self.try_send()
return
else:
log('DNS send to %r: %s\n' % (peer, e))
return
def try_send(self):
if self.tries >= 3:
return
self.tries += 1
family, peer = resolvconf_random_nameserver()
sock = socket.socket(family, socket.SOCK_DGRAM)
sock.setsockopt(socket.SOL_IP, socket.IP_TTL, 42)
sock.connect((peer, 53))
self.peers[sock] = peer
debug2('DNS: sending to %r (try %d)\n' % (peer, self.tries))
try:
sock.send(self.request)
self.socks.append(sock)
except socket.error:
_, e = sys.exc_info()[:2]
if e.args[0] in ssnet.NET_ERRS:
# might have been spurious; try again.
# Note: these errors sometimes are reported by recv(),
# and sometimes by send(). We have to catch both.
debug2('DNS send to %r: %s\n' % (peer, e))
self.try_send()
return
else:
log('DNS send to %r: %s\n' % (peer, e))
return
def try_send(self):
if self.tries >= 3:
return
self.tries += 1
if self.to_nameserver is None:
_, peer = resolvconf_random_nameserver(False)
port = 53
else:
peer = self.to_ns_peer
port = int(self.to_ns_port)
family, sockaddr = self._addrinfo(peer, port)
sock = socket.socket(family, socket.SOCK_DGRAM)
sock.connect(sockaddr)
self.peers[sock] = peer
debug2('DNS: sending to %r:%d (try %d)' % (peer, port, self.tries))
try:
sock.send(self.request)
self.socks.append(sock)
except socket.error:
_, e = sys.exc_info()[:2]
if e.args[0] in ssnet.NET_ERRS:
# might have been spurious; try again.
# Note: these errors sometimes are reported by recv(),
# and sometimes by send(). We have to catch both.
debug2('DNS send to %r: %s' % (peer, e))
self.try_send()
return
else:
log('DNS send to %r: %s' % (peer, e))
return
