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解析tcp交互thrift的使用实例

程序员文章站 2022-03-29 09:33:52
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Apache Thrift 是 Facebook 实现的一种高效的、支持多种编程语言的远程服务调用的框架。
  • 安装thrift 从官网下载 然后按照./configure,make,make install 方式进行安装,其他系统可以参照官网http://thrift.apache.org/docs/install/

  • 定义thrift文件, 相当于通讯双方的接口定义,

    bool Boolean, one byte * i8 (byte) Signed 8-bit integer * i16 Signed 16-bit integer *
     i32 Signed 32-bit integer *
     i64 Signed 64-bit integer * 
    double 64-bit floating point value * string String * binary Blob (byte array) 
    * map<t1,t2> Map from one type to another 
    * list<t1> Ordered list of one type 
    * set<t1> Set of unique elements of one type
  • 用thrift生成关于thrift定义的代码,对应各种语言,我这主要是python,也可以其他的c++,java,命令是thrift --gen <language> <Thrift filename>

  • server和client的编写,server要多考虑无阻塞,多进程,保证服务正常,调用thrift生成的类,对应定义好的数据类型。

    def init_handler():    """ sub-process init handler """
        signal.signal(signal.SIGINT, signal.SIG_DFL)
        signal.signal(signal.SIGTERM, signal.SIG_DFL)
        signal.signal(signal.SIGHUP, signal.SIG_DFL)
        signal.signal(signal.SIGUSR1, debug)def main():    """ The main entrance """
        port = sys.argv[1]
        signal.signal(signal.SIGINT, exit_signal_handler)
        signal.signal(signal.SIGTERM, exit_signal_handler)
        signal.signal(signal.SIGHUP, exit_signal_handler)
        signal.signal(signal.SIGUSR1, debug)
        gc.set_threshold(20000, 10, 10)
        handler = MaitreyaHandler()
        processor = Maitreya.Processor(handler)
        transport = TSocket.TServerSocket(port=port)
        tfactory = TTransport.TBufferedTransportFactory()
        pfactory = TBinaryProtocol.TBinaryProtocolFactory()    # server = TProcessPoolServer(processor, transport, tfactory, pfactory)
        server = TGeventServer.TGeventProcessPoolServer(processor, transport, tfactory, pfactory)
        server.setNumWorkers(WORKER_NUM)
        server.setPostForkCallback(init_handler)    print "server started..."
        server.serve()

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相关标签: python thrift