python点对点简单实现

这篇文章主要为大家详细介绍了python实现简单点对点p2p聊天，具有一定的参考价值，感兴趣的小伙伴们可以参考一下

#coding:utf-8
'''
file:server.py
date:2017/9/10 12:43
author:lockey
email:lockey@123测试数据
platform:win7.x86_64 pycharm python3
desc:p2p communication serverside
'''
import socketserver,json
import subprocess

connLst = []
## 连接列表，用来保存一个连接的信息（代号 地址和端口 连接对象）
class Connector(object):#连接对象类
 def __init__(self,account,password,addrPort,conObj):
 self.account = account
 self.password = password
 self.addrPort = addrPort
 self.conObj = conObj


class MyServer(socketserver.BaseRequestHandler):

 def handle(self):
 print("got connection from",self.client_address)
 register = False
 while True:
  conn = self.request
  data = conn.recv(1024)
  if not data:
  continue
  dataobj = json.loads(data.decode('utf-8'))
  #如果连接客户端发送过来的信息格式是一个列表且注册标识为False时进行用户注册
  if type(dataobj) == list and not register:
  account = dataobj[0]
  password = dataobj[1]
  conObj = Connector(account,password,self.client_address,self.request)
  connLst.append(conObj)
  register = True
  continue
  print(connLst)
  #如果目标客户端在发送数据给目标客服端
  if len(connLst) > 1 and type(dataobj) == dict:
  sendok = False
  for obj in connLst:
   if dataobj['to'] == obj.account:
   obj.conObj.sendall(data)
   sendok = True
  if sendok == False:
   print('no target valid!')
  else:
  conn.sendall('nobody recevied!'.encode('utf-8'))
  continue

if __name__ == '__main__':
 server = socketserver.ThreadingTCPServer(('192.168.1.4',8022),MyServer)
 print('waiting for connection...')
 server.serve_forever() 

#coding:utf-8
'''
file:client.py.py
date:2017/9/10 11:01
author:lockey
email:lockey@123测试数据
platform:win7.x86_64 pycharm python3
desc:p2p communication clientside
'''
from socket import *
import threading,sys,json,re

HOST = '192.168.1.4' ##
PORT=8022
BUFSIZ = 1024 ##缓冲区大小 1K
ADDR = (HOST,PORT)

tcpCliSock = socket(AF_INET,SOCK_STREAM)
tcpCliSock.connect(ADDR)
userAccount = None
def register():
 myre = r"^[_a-zA-Z]\w{0,}"
 #正则验证用户名是否合乎规范
 accout = input('Please input your account: ')
 if not re.findall(myre, accout):
 print('Account illegal!')
 return None
 password1 = input('Please input your password: ')
 password2 = input('Please confirm your password: ')
 if not (password1 and password1 == password2):
 print('Password not illegal!')
 return None
 global userAccount
 userAccount = accout
 return (accout,password1)

class inputdata(threading.Thread):
 def run(self):
 while True:
  sendto = input('to>>:')
  msg = input('msg>>:')
  dataObj = {'to':sendto,'msg':msg,'froms':userAccount}
  datastr = json.dumps(dataObj)
  tcpCliSock.send(datastr.encode('utf-8'))


class getdata(threading.Thread):
 def run(self):
 while True:
  data = tcpCliSock.recv(BUFSIZ)
  dataObj = json.loads(data.decode('utf-8'))
  print('{} -> {}'.format(dataObj['froms'],dataObj['msg']))


def main():
 while True:
 regInfo = register()
 if regInfo:
  datastr = json.dumps(regInfo)
  tcpCliSock.send(datastr.encode('utf-8'))
  break
 myinputd = inputdata()
 mygetdata = getdata()
 myinputd.start()
 mygetdata.start()
 myinputd.join()
 mygetdata.join()


if __name__ == '__main__':
 main() 

运行结果示例：

服务器端结果：

客户端1：

客户端2：

客户端3：

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