客户端

2.7

# coding:utf-8
# python 2.7
# client
# socket 计算机之间的通信 服务端和客户端   服务端监听请求 连接确认 
import socket
import threading

outString = ''
inString = ''
nick = ''
# 发送信息的函数
def DealOut(sock):
    global nick,outString
   while True:
        outString=input() # 输入
        outString = nick+':'+outString # 拼接
         sock.send(outString) # 发送

# 接受信息的函数
def DealIn(sock):
    global inString
    while True:
        try:
            inString=sock.recv(1024)
            if not inString:
                  break
            if outString !=inString
                print(inString)
            exception:
            break
        

nick =input('input your nickname:') # 名字
ip=input('input the server ip address:') # IP地址

sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM) # tcp /udp  创建套接字
sock.connect((ip,8888)) # 发起请求
sock.send(nick)

# 多线程 接受信息 发送信息
thin = whreading.Thread(target=DealIn,args=(sock,)) # 创建接受信息的线程
thin.start()
thout = threading.Thread(target=DealOut,args=(sock,))
thout.start()
# coding:utf-8
# 服务端
# python 3.4.4 

import sock
import threading

def clientThreadIn(conn,nick):
    global data
    while True:
        try:
            temp = conn.recv(1024)
            if not temp:
                conn.close()
                return
            NotifyAll(temp)
            print(data)
        except :
            NotifyAll(nick+'leaves the room！') # 出现异常就退出
            print(data)
            return
            
            
def clientThreadOut(conn,nick):
    global data
    while True:
        if con.acquire()
            con.wait() # 放弃对资源的占有 等待通知 然后运行后面的代码
            if data :
                try:
                    conn.send(data)
                    con.release()
                except:
                    con.release()
                    return
    

def NotifyAll(ss):
    global data
    if conn.acquire(): # 获取锁
        data=ss
        con.notifyAll() # 当前线程放弃对资源占有，通知所有等待线程 从wait 方法执行
        con.release()
    
con = threading.Condition() # 条件
HOST = imput('input the server ip address') # 输入IP地址
port = 8888
data = ''

s = scoket.socket(socket.AF_INET,socket.SOCK_STREAM) # 创建套接字
print('Socket created')
s.bind((HOST,port)) # 把套接字绑定到ip地址
s.listen(5)
print('Socket now listening')

while True:
    conn,addr = s.accept() # 接受连接
    prit('Connected with' +addr[0]+':'+str(addr[1]))
    nick = conn.recv(1024) # 获取用户名
    NotifyAll('Wellcome' + nick +'to the room!')
    print(data)
    print(str((threading.activeCount)+1)/2)+'person(s)' # 当前房间的人数
    conn.send(data)
    threading.Thread(target=clientThreadIn,args=(conn,nick)).start()
    threading.Thread(target=clientThreadOut,args=(conn,nick)).start()