Parece que o link , que foi corrigido no MAAS 1.8.1.
May 20 21:47:13 maas-poc maas.power: [INFO] Changed power state (on) of node: landscape (node-6c1847c0-f8c1-11e4-9204-000c29f54179)
2015-05-20 21:50:16-0700 [TFTP (UDP)] Datagram received from ('10.16.16.106', 1168): <RRQDatagram(filename=bootx64.efi, mode=octet, options={'tsize': '0', 'blksize': '1468'})>
2015-05-20 21:50:16-0700 [-] RemoteOriginReadSession starting on 49909
2015-05-20 21:50:16-0700 [-] Starting protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb098>
2015-05-20 21:50:16-0700 [RemoteOriginReadSession (UDP)] Unhandled Error
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/twisted/python/log.py", line 73, in callWithContext
return context.call({ILogContext: newCtx}, func, *args, **kw)
File "/usr/lib/python2.7/dist-packages/twisted/python/context.py", line 118, in callWithContext
return self.currentContext().callWithContext(ctx, func, *args, **kw)
File "/usr/lib/python2.7/dist-packages/twisted/python/context.py", line 81, in callWithContext
return func(*args,**kw)
File "/usr/lib/python2.7/dist-packages/twisted/internet/posixbase.py", line 614, in _doReadOrWrite
why = selectable.doRead()
--- <exception caught here> ---
File "/usr/lib/python2.7/dist-packages/twisted/internet/udp.py", line 234, in doRead
self.protocol.datagramReceived(data, addr)
File "/usr/lib/python2.7/dist-packages/tftp/bootstrap.py", line 171, in datagramReceived
datagram = TFTPDatagramFactory(*split_opcode(datagram))
File "/usr/lib/python2.7/dist-packages/tftp/datagram.py", line 394, in __call__
return datagram_class.from_wire(payload)
File "/usr/lib/python2.7/dist-packages/tftp/datagram.py", line 323, in from_wire
raise InvalidErrorcodeError(errorcode)
tftp.errors.InvalidErrorcodeError: Unknown error code: 8
2015-05-20 21:50:16-0700 [TFTP (UDP)] Datagram received from ('10.16.16.106', 1169): <RRQDatagram(filename=bootx64.efi, mode=octet, options={'blksize': '1468'})>
2015-05-20 21:50:16-0700 [-] RemoteOriginReadSession starting on 40380
2015-05-20 21:50:16-0700 [-] Starting protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb320>
2015-05-20 21:50:17-0700 [RemoteOriginReadSession (UDP)] Final ACK received, transfer successful
2015-05-20 21:50:17-0700 [-] (UDP Port 40380 Closed)
2015-05-20 21:50:17-0700 [-] Stopping protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb320>
2015-05-20 21:50:18-0700 [TFTP (UDP)] Datagram received from ('10.16.16.106', 1170): <RRQDatagram(filename=/grubx64.efi, mode=octet, options={'blksize': '512'})>
2015-05-20 21:50:18-0700 [-] RemoteOriginReadSession starting on 57408
2015-05-20 21:50:18-0700 [-] Starting protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb4d0>
2015-05-20 21:50:18-0700 [RemoteOriginReadSession (UDP)] (UDP Port 49909 Closed)
2015-05-20 21:50:18-0700 [RemoteOriginReadSession (UDP)] Stopping protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb098>
2015-05-20 21:50:18-0700 [RemoteOriginReadSession (UDP)] Final ACK received, transfer successful
2015-05-20 21:50:18-0700 [-] (UDP Port 57408 Closed)
2015-05-20 21:50:18-0700 [-] Stopping protocol <tftp.bootstrap.RemoteOriginReadSession instance at 0x7f9935dbb4d0>
2015-05-20 21:50:19-0700 [-] Unhandled Error
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/twisted/application/app.py", line 392, in startReactor
self.config, oldstdout, oldstderr, self.profiler, reactor)
File "/usr/lib/python2.7/dist-packages/twisted/application/app.py", line 313, in runReactorWithLogging
reactor.run()
File "/usr/lib/python2.7/dist-packages/twisted/internet/base.py", line 1192, in run
self.mainLoop()
File "/usr/lib/python2.7/dist-packages/twisted/internet/base.py", line 1201, in mainLoop
self.runUntilCurrent()
--- <exception caught here> ---
File "/usr/lib/python2.7/dist-packages/twisted/internet/base.py", line 824, in runUntilCurrent
call.func(*call.args, **call.kw)
File "/usr/lib/python2.7/dist-packages/tftp/util.py", line 80, in _call_and_schedule
self.callable(*self.callable_args, **self.callable_kwargs)
File "/usr/lib/python2.7/dist-packages/twisted/internet/udp.py", line 254, in write
return self.socket.send(datagram)
exceptions.AttributeError: 'Port' object has no attribute 'socket'