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109 lines
2.9 KiB
Python
Executable File
109 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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import glob
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import logging
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import sys
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sys.path.append('gen-py.tornado')
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sys.path.insert(0, glob.glob('../../lib/py/build/lib*')[0])
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from tutorial import Calculator
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from tutorial.ttypes import Operation, Work, InvalidOperation
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from thrift import TTornado
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from thrift.transport import TTransport
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from thrift.protocol import TBinaryProtocol
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from tornado import gen
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from tornado import ioloop
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@gen.coroutine
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def communicate():
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# create client
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transport = TTornado.TTornadoStreamTransport('localhost', 9090)
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# open the transport, bail on error
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try:
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yield transport.open()
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print('Transport is opened')
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except TTransport.TTransportException as ex:
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logging.error(ex)
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raise gen.Return()
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pfactory = TBinaryProtocol.TBinaryProtocolFactory()
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client = Calculator.Client(transport, pfactory)
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# ping
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yield client.ping()
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print("ping()")
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# add
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sum_ = yield client.add(1, 1)
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print("1 + 1 = {0}".format(sum_))
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# make a oneway call without a callback (schedule the write and continue
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# without blocking)
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client.zip()
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print("zip() without callback")
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# make a oneway call with a callback (we'll wait for the stream write to
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# complete before continuing)
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client.zip()
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print("zip() with callback")
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# calculate 1/0
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work = Work()
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work.op = Operation.DIVIDE
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work.num1 = 1
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work.num2 = 0
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try:
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quotient = yield client.calculate(1, work)
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print("Whoa? You know how to divide by zero ? -> {0}".format(quotient))
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except InvalidOperation as io:
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print("InvalidOperation: {0}".format(io))
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# calculate 15-10
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work.op = Operation.SUBTRACT
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work.num1 = 15
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work.num2 = 10
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diff = yield client.calculate(1, work)
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print("15 - 10 = {0}".format(diff))
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# getStruct
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log = yield client.getStruct(1)
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print("Check log: {0}".format(log.value))
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# close the transport
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client._transport.close()
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raise gen.Return()
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def main():
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# create an ioloop, do the above, then stop
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ioloop.IOLoop.current().run_sync(communicate)
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if __name__ == "__main__":
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main()
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