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66 lines
No EOL
1.8 KiB
Python
66 lines
No EOL
1.8 KiB
Python
# just start server and run client.py
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# wget https://github.com/google/protobuf/releases/download/v3.5.1/protobuf-python-3.5.1.zip
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# unzip protobuf-python-3.5.1.zip.1
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# cd protobuf-3.5.1/python/
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# python3.6 setup.py install
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# pip3.6 install --upgrade pip
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# pip3.6 install aiohttp
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#!/usr/bin/env python
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import test_pb2
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import traceback
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import sys
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import asyncio
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import aiohttp
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def op():
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try:
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obj = test_pb2.MyObj()
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obj.number = 9
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obj.name = 'USB'
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#Serialize
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sendDataStr = obj.SerializeToString()
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#print serialized string value
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print('serialized string:', sendDataStr)
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#------------------------#
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# message transmission #
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#------------------------#
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receiveDataStr = sendDataStr
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receiveData = test_pb2.MyObj()
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#Deserialize
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receiveData.ParseFromString(receiveDataStr)
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print('pares serialize string, return: devId = ', receiveData.number, ', name = ', receiveData.name)
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except(Exception, e):
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print(Exception, ':', e)
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print(traceback.print_exc())
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errInfo = sys.exc_info()
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print(errInfo[0], ':', errInfo[1])
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async def fetch(session):
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obj = test_pb2.MyObj()
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obj.number = 9
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obj.name = 'USB'
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async with session.post('http://localhost:8080/', data=obj.SerializeToString(),
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headers={"content-type": "application/protobuf"}) as resp:
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print(resp.status)
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data = await resp.read()
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receiveObj = test_pb2.MyObj()
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receiveObj.ParseFromString(data)
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print(receiveObj)
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async def go(loop):
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obj = test_pb2.MyObj()
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obj.number = 9
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obj.name = 'USB'
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async with aiohttp.ClientSession(loop=loop) as session:
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await fetch(session)
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loop = asyncio.get_event_loop()
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loop.run_until_complete(go(loop))
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loop.close() |