第四版 远程命令标准版

server

#服务端

#服务端
import socket
import struct
import json
import subprocess

phone = socket.socket()
phone.bind(('127.0.0.1',8848))
print('服务器启动成功！等待连接。。。')
phone.listen(5)
while 1:
    conn, addr = phone.accept()
    print(f'{addr}连接成功。。。')
    while 1:
        try:
            data = conn.recv(1024)
            if data.upper() == b'Q':
                print('客户端退出程序！')
                break
            obj = subprocess.Popen(data.decode('utf-8'),
                                   shell=True,
                                   stdout=subprocess.PIPE,
                                   stderr=subprocess.PIPE,

                                   )
            form_obj = obj.stdout.read() +obj.stderr.read()
            len_obj = len(form_obj)
            dic = {

                'file_name': 'test1',
                'md5': 6567657678678,
                'total_size': len_obj,
            }

            json_dic = json.dumps(dic)
            json_dic_bytes = json_dic.encode('utf-8')
            len_json_dic_bytes = len(json_dic_bytes)

            len_json_dic_bytes_form = struct.pack('i',len_json_dic_bytes)

            conn.send(len_json_dic_bytes_form)
            conn.send(json_dic_bytes)
            conn.send(form_obj)

        except ConnectionError:
            print('客户端异常断开连接......')
            break

    conn.close()
phone.close()


#客户端
client

import socket
import json
import struct

phone = socket.socket()
phone.connect(('127.0.0.1',8848))
print('与服务器连接成功。。。')
print('退出程序请输入：Q/q')
while 1:
    data = input(">>>:").strip().encode('utf-8')
    if not data:
        print('输入的内容不能为空！')
        continue
    phone.send(data)
    if data.upper() == b'Q':
        print('退出程序！')
        break

    total_size = phone.recv(4)
    json_total_size = struct.unpack('i',total_size)[0]

    dic_json_bytes = phone.recv(json_total_size)
    dic_json = dic_json_bytes.decode('utf-8')
    dic = json.loads(dic_json)

    total_data = b''
    while len(total_data) < dic['total_size']:
        total_data += phone.recv(1024)

    print(total_data.decode('gbk'))
phone.close()