python并发测试脚本

list123342

　　这两天要做性能测试，自己没事用python写了个脚本，用于压力测试

# -*- coding: utf8 -*-
# code by Shurrik
import threading, time, httplib
HOST = "www.baidu.com"; #主机地址 例如192.168.1.101
PORT = 80 #端口
URI = "/?123" #相对地址,加参数防止缓存，否则可能会返回304
TOTAL = 0 #总数
SUCC = 0 #响应成功数
FAIL = 0 #响应失败数
EXCEPT = 0 #响应异常数
MAXTIME=0 #最大响应时间
MINTIME=100 #最小响应时间，初始值为100秒
GT3=0 #统计3秒内响应的
LT3=0 #统计大于3秒响应的
# 创建一个 threading.Thread 的派生类
class RequestThread(threading.Thread):
# 构造函数
def __init__(self, thread_name):
threading.Thread.__init__(self)
self.test_count = 0
# 线程运行的入口函数
def run(self):
self.test_performace()

def test_performace(self):
global TOTAL
global SUCC
global FAIL
global EXCEPT
global GT3
global LT3
try:
st = time.time()
conn = httplib.HTTPConnection(HOST, PORT, False)  
conn.request('GET', URI)
res = conn.getresponse()  
#print 'version:', res.version  
#print 'reason:', res.reason  
#print 'status:', res.status  
#print 'msg:', res.msg  
#print 'headers:', res.getheaders()
start_time
if res.status == 200:
TOTAL+=1
SUCC+=1
else:
TOTAL+=1
FAIL+=1
time_span = time.time()-st
print '%s:%f\n'%(self.name,time_span)
self.maxtime(time_span)
self.mintime(time_span)
if time_span>3:
GT3+=1
else:
LT3+=1                    
except Exception,e:
print e
TOTAL+=1
EXCEPT+=1
conn.close()
def maxtime(self,ts):
global MAXTIME
print ts
if ts>MAXTIME:
MAXTIME=ts
def mintime(self,ts):
global MINTIME
if ts<MINTIME:
MINTIME=ts
# main 代码开始
print '===========task start==========='
# 开始的时间
start_time = time.time()
# 并发的线程数
thread_count = 300
i = 0
while i <= thread_count:
t = RequestThread("thread" + str(i))
t.start()
i += 1
t=0
#并发数所有都完成或大于50秒就结束
while TOTAL<thread_count|t>50:
print "total:%d,succ:%d,fail:%d,except:%d\n"%(TOTAL,SUCC,FAIL,EXCEPT)
print HOST,URI
t+=1
time.sleep(1)
print '===========task end==========='
print "total:%d,succ:%d,fail:%d,except:%d"%(TOTAL,SUCC,FAIL,EXCEPT)
print 'response maxtime:',MAXTIME
print 'response mintime',MINTIME
print 'great than 3 seconds:%d,percent:%0.2f'%(GT3,float(GT3)/TOTAL)
print 'less than 3 seconds:%d,percent:%0.2f'%(LT3,float(LT3)/TOTAL)

　　
 300并发试着测了iteye几次，还是被封了一次IP……