server.py
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import socket
import os,hashlib
ip_port = (‘127.0.0.1‘,6969)
sk = socket.socket()
sk.bind(ip_port)
sk.listen(5)
while True:
???conn,address = sk.accept()
???while True:
???????print(‘等待新指令‘)
???????#获取客户端发来的操作指令
???????data = conn.recv(1024)
???????if not data:
???????????print(‘客户端已经断开‘)
???????????break
???????cmd,filename= data.decode().split()
???????if os.path.isfile(filename):
???????????#读取客户端指定的文件
???????????f=open(filename,‘rb‘)
???????????m = hashlib.md5()
???????????file_size = os.stat(filename).st_size
???????????print(‘file_size:‘,file_size)
???????????# 将客户端指定的文件大小返回客户端
???????????conn.send(str(file_size).encode(‘utf-8‘))
???????????#接收sk.send(b"ready to recv file")
???????????conn.recv(1024)
???????????for line in f:
???????????????#读取文件的内容，并修改成密文
???????????????m.update(line)
???????????????# 发送改成密文后的文件内容
???????????????conn.send(line)
???????????f.close()
???conn.close()
client.py
#!/usr/bin/env python
# coding:utf-8
import socket
import sys
import os
ip_port = (‘127.0.0.1‘, 6969)
sk = socket.socket()
sk.connect(ip_port)
while True:
???# 客户端输入要下载文件的路径，get开头
???cmd = input(‘path:‘).strip()
???if len(cmd) == 0:
???????continue
???if cmd.startswith(‘get‘):
???????# 发送操作指令
???????sk.send(cmd.encode())
???????file_size = sk.recv(1024)
???????print(‘file_size:‘,file_size)
???????# 发送准备好的信息
???????sk.send(b"ready to recv file")
???????file_total_size = int(file_size.decode())
???????receive_size = 0
???????#file_name =cmd.split()[1]
???????file_name = ‘hah.log‘
???????f = open(file_name,‘wb‘)
???????while receive_size <file_total_size:
???????????# 接收发送的密文，并写入新文件中
???????????data = sk.recv(1024)
???????????receive_size +=len(data)
???????????f.write(data)
???????else:
???????????print(‘file recv done‘)
???????f.close()
sk.close()
socket 上传文件代码
原文地址：https://www.cnblogs.com/yoyo008/p/9648036.html