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THRIFT-1024 Add Python Twisted example to the Tutorial

Patch: Michael



git-svn-id: https://svn.apache.org/repos/asf/thrift/trunk@1054733 13f79535-47bb-0310-9956-ffa450edef68
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commit cd9bc46ebd1ad5336cf27f517db8eb43e1947410 1 parent e0cac98
@bufferoverflow bufferoverflow authored
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76 tutorial/py.twisted/PythonClient.py
@@ -0,0 +1,76 @@
+#!/usr/bin/env python
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+import sys
+sys.path.append('../gen-py')
+
+from tutorial import Calculator
+from tutorial.ttypes import *
+
+from twisted.internet.defer import inlineCallbacks
+from twisted.internet import reactor
+from twisted.internet.protocol import ClientCreator
+
+from thrift import Thrift
+from thrift.transport import TTwisted
+from thrift.protocol import TBinaryProtocol
+
+@inlineCallbacks
+def main(client):
+ yield client.ping()
+ print 'ping()'
+
+ sum = yield client.add(1,1)
+ print '1+1=%d' % (sum)
+
+ work = Work()
+
+ work.op = Operation.DIVIDE
+ work.num1 = 1
+ work.num2 = 0
+
+ try:
+ quotient = yield client.calculate(1, work)
+ print 'Whoa? You know how to divide by zero?'
+ except InvalidOperation, io:
+ print 'InvalidOperation: %r' % io
+
+ work.op = Operation.SUBTRACT
+ work.num1 = 15
+ work.num2 = 10
+
+ diff = yield client.calculate(1, work)
+ print '15-10=%d' % (diff)
+
+ log = yield client.getStruct(1)
+ print 'Check log: %s' % (log.value)
+ reactor.stop()
+
+if __name__ == '__main__':
+ d = ClientCreator(reactor,
+ TTwisted.ThriftClientProtocol,
+ Calculator.Client,
+ TBinaryProtocol.TBinaryProtocolFactory(),
+ ).connectTCP("127.0.0.1", 9090)
+ d.addCallback(lambda conn: conn.client)
+ d.addCallback(main)
+
+ reactor.run()
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92 tutorial/py.twisted/PythonServer.py
@@ -0,0 +1,92 @@
+#!/usr/bin/env python
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+import sys
+sys.path.append('../gen-py.twisted')
+
+from tutorial import Calculator
+from tutorial.ttypes import *
+
+from shared.ttypes import SharedStruct
+
+from zope.interface import implements
+from twisted.internet import reactor
+
+from thrift.transport import TTwisted
+from thrift.protocol import TBinaryProtocol
+from thrift.server import TServer
+
+class CalculatorHandler:
+ implements(Calculator.Iface)
+ def __init__(self):
+ self.log = {}
+
+ def ping(self):
+ print 'ping()'
+
+ def add(self, n1, n2):
+ print 'add(%d,%d)' % (n1, n2)
+ return n1+n2
+
+ def calculate(self, logid, work):
+ print 'calculate(%d, %r)' % (logid, work)
+
+ if work.op == Operation.ADD:
+ val = work.num1 + work.num2
+ elif work.op == Operation.SUBTRACT:
+ val = work.num1 - work.num2
+ elif work.op == Operation.MULTIPLY:
+ val = work.num1 * work.num2
+ elif work.op == Operation.DIVIDE:
+ if work.num2 == 0:
+ x = InvalidOperation()
+ x.what = work.op
+ x.why = 'Cannot divide by 0'
+ raise x
+ val = work.num1 / work.num2
+ else:
+ x = InvalidOperation()
+ x.what = work.op
+ x.why = 'Invalid operation'
+ raise x
+
+ log = SharedStruct()
+ log.key = logid
+ log.value = '%d' % (val)
+ self.log[logid] = log
+
+ return val
+
+ def getStruct(self, key):
+ print 'getStruct(%d)' % (key)
+ return self.log[key]
+
+ def zip(self):
+ print 'zip()'
+
+if __name__ == '__main__':
+ handler = CalculatorHandler()
+ processor = Calculator.Processor(handler)
+ pfactory = TBinaryProtocol.TBinaryProtocolFactory()
+ server = reactor.listenTCP(9090,
+ TTwisted.ThriftServerFactory(processor,
+ pfactory), interface="127.0.0.1")
+ reactor.run()
View
48 tutorial/py.twisted/PythonServer.tac
@@ -0,0 +1,48 @@
+#!/usr/bin/env python
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+from twisted.application import internet, service
+from thrift.transport import TTwisted
+
+import sys
+sys.path.append('../gen-py.twisted')
+from tutorial import Calculator
+from tutorial.ttypes import *
+from PythonServer import CalculatorHandler
+
+def make_application():
+ application = service.Application('CalcServer')
+
+ handler = CalculatorHandler()
+ processor = Calculator.Processor(handler)
+
+ serverFactory = TTwisted.ThriftServerFactory(processor,
+ TBinaryProtocol.TBinaryProtocolFactory())
+
+ calcService = internet.TCPServer(9090, serverFactory)
+
+ multiService = service.MultiService()
+ calcService.setServiceParent(multiService)
+ multiService.setServiceParent(application)
+
+ return application
+
+application = make_application()
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