| 149 | return |
| 150 | |
| 151 | def callback(self): |
| 152 | try: |
| 153 | data = self.sock.recv(4096) |
| 154 | except socket.error, e: |
| 155 | if e.args[0] in ssnet.NET_ERRS: |
| 156 | # might have been spurious; try again. |
| 157 | # Note: these errors sometimes are reported by recv(), |
| 158 | # and sometimes by send(). We have to catch both. |
| 159 | debug2('DNS recv from %r: %s\n' % (self.peer, e)) |
| 160 | self.try_send() |
| 161 | return |
| 162 | else: |
| 163 | log('DNS recv from %r: %s\n' % (self.peer, e)) |
| 164 | return |
| 165 | debug2('DNS response: %d bytes\n' % len(data)) |
| 166 | self.mux.send(self.chan, ssnet.CMD_DNS_RESPONSE, data) |
| 167 | self.ok = False |
| 168 | |
| 169 | |
| 170 | def main(): |