python_socket_cmd

server

#server

#!usr/bin/evn python
# -*- coding:utf-8 -*-

import socket
import subprocess
sk=socket.socket()
addrs=('127.0.0.1',8888)
sk.bind(addrs)
sk.listen(5)
while 1:
    conn,addr=sk.accept()
    print(addrs)
    while 1:
        data=conn.recv(1024)
        print(str(data,'utf-8'))
        if not data:break
        obj=subprocess.Popen(str(data,'utf8'),shell=True,stdout=subprocess.PIPE)#没有最后一个参数会放到子进程中
        cmd_ret = obj.stdout.read()
        ret_len = bytes(str(len(cmd_ret)), 'utf8')
        conn.sendall(ret_len)
        conn.sendall(cmd_ret)
sk.close()

client

#!usr/bin/evn python
# -*- coding:utf-8 -*-

import socket
sk=socket.socket()
print(sk)
address=('127.0.0.1',8888)
sk.connect(address)

while True:
    ipt=input('>>>')
    if ipt=='exit':
        break
    sk.sendall(bytes(ipt,'utf-8'))
    ret_len=int(str(sk.recv(1024),'utf-8'))
    data=bytes()
    while len(data)!=ret_len:
        rev=sk.recv(1024)
        data+=rev
    print(str(data,'gbk'))
sk.close()