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python连接池实现示例程序

2019年04月02日  | 移动技术网IT编程  | 我要评论

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复制代码 代码如下:

import socket
import queue
import threading

def worker():
    while true:
        i = q.get()
        conn=i[0]
        addr=i[1]
        while 1:
            sms=conn.recv(1024)
            if sms!="":
                print "message from ("+str(addr[0])+":"+str(addr[1])+"): "+sms
            else:
                print "close the connection from ("+str(addr[0])+":"+str(addr[1])+")"
                conn.close()
                break
        q.task_done()

if __name__=="__main__":
    q = queue.queue()
    thread_num=5000

    s=socket.socket(socket.af_inet,socket.sock_stream)
    s.setsockopt(socket.sol_socket,socket.so_reuseaddr,1)
    s.bind(("",4242))
    s.listen(50000)
    print "server is listening at 4242"

    for _ in range(0,thread_num):
        t=threading.thread(target=worker)
        t.setdaemon(1)
        t.start()

    while 1:
        conn,addr=s.accept()
        print "connection come from ("+str(addr[0])+":"+str(addr[1])+")"
        q.put((conn,addr))

    q.join()

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