[jira] [Closed] (THRIFT-2335) thrift incompatibility with py:tornado as server, java as client

["Jake Farrell (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/THRIFT-2335?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jake Farrell closed THRIFT-2335.
--------------------------------
       Resolution: Fixed
    Fix Version/s: 0.9.3

closing as this has been demonstrated to work, if it is still an issue please re-open with a test case to reproduce 

> thrift incompatibility with py:tornado as server, java as client
> ----------------------------------------------------------------
>
>                 Key: THRIFT-2335
>                 URL: https://issues.apache.org/jira/browse/THRIFT-2335
>             Project: Thrift
>          Issue Type: Bug
>          Components: Python - Library
>    Affects Versions: 0.9.1
>         Environment: MacOSX 10.7.5
> Python 2.6.7
> Thrift 0.9.1
> Tornado 2.4.1
> Java 1.7.0_17
>            Reporter: Anfernee Yongkun Gui
>            Priority: Blocker
>             Fix For: 0.9.3
>
>         Attachments: Screenshot 2014-01-29 15.41.28.png
>
>
> I used both py:tornado server and client, it worked well. But when I tried to run py:tornado server and java client, it failed with the following error (same thing happens in python client). 
> Starting python server...
> unregister
> None
> ERROR:root:Uncaught exception, closing connection.
> Traceback (most recent call last):
> File "/Library/Python/2.6/site-packages/tornado/iostream.py", line 311, in wrapper
>  callback(*args)
> File "/Library/Python/2.6/site-packages/tornado/stack_context.py", line 229, in wrapped
>  callback(*args, **kwargs)
> File "/Library/Python/2.6/site-packages/tornado/gen.py", line 383, in inner
>  self.set_result(key, result)
> File "/Library/Python/2.6/site-packages/tornado/gen.py", line 315, in set_result
>  self.run()
> File "/Library/Python/2.6/site-packages/tornado/gen.py", line 345, in run
>  yielded = self.gen.send(next)
> File "/Library/Python/2.6/site-packages/thrift/TTornado.py", line 104, in _readFrameFromStream
>  frame_length, = struct.unpack('!i', frame_header)
> error: unpack requires a string argument of length 4
> My environment is:
> MacOSX 10.7.5
> Python 2.6.7
> Thrift 0.9.1
> Tornado 2.4.1
> Java 1.7.0_17
> Thrift file:
> namespace java protocol
> namespace py protocol
> struct RegisterMessage {
>     1: required string type
>     2: required string name
>     3: required string host 
>     4: required i32    port
>     5: optional i32    service_port
> }
> struct UnregisterMessage {
>    1: required string type
>     2: required string name
>     3: required string host
> }
> service Registry {
>     bool register_component(1: RegisterMessage message)
>     bool unregister_component(1: UnregisterMessage message)
> }
> Python server:
> class RegistryHandler:
>    def register_component(self, message, callback):
>       print 'register'
>       print message
>       callback(True)
>    def unregister_component(self, message, callback):
>       print 'unregister'
>       print message
>       callback(True)
> handler = RegistryHandler()
> processor = gen.protocol.Registry.Processor(handler)
> pfactory = TBinaryProtocol.TBinaryProtocolFactory()
> server = TTornado.TTornadoServer(processor, pfactory)
> print "Starting python server..."
> server.bind(50002)
> server.start(1)
> ioloop.IOLoop.instance().start()
> print "done!"
> Java client: 
> TTransport transport = new TSocket("localhost", 50002);
> transport.open();
> TProtocol protocol = new TBinaryProtocol(transport);
> Registry.Client client = new Registry.Client(protocol);
> UnregisterMessage u_message = new UnregisterMessage("1", "2", "3");
> client.unregister_component(u_message);



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