可修改变量thread_count指定最大的并发数量，即线程的数量。
完成之后，打印输出失败的次数，以及开始时间和结束时间，单位是毫秒。
主要是学习一下Python，仅供参考。
#!/usr/bin/python3
import sys, time, json, _thread
import http.client, urllib.parse
thread_count = 100 #并发数量
now_count = 0
error_count = 0
begin_time = ''
lock_obj = _thread.allocate()
def test_http_engine():
global now_count
global error_count
global thread_count
global begin_time
conn = None
if now_count == 0:
begin_time = int(round(time.time() * 1000))
try:
conn = http.client.HTTPConnection("192.168.1.1", 80)
conn.request('GET', '/')
response = conn.getresponse()
data = response.read()
print (data)
if json.dumps(response.status) != '200':
error_count += 1;
print ('error count: ' + str(error_count))
sys.stdout.flush()
now_count += 1
if now_count == thread_count:
print ('### error count: ' + str(error_count) + ' ###')
print ('### begin time : ' + str(begin_time))
print ('### end time : ' + str(int(round(time.time() * 1000))))
except Exception as e:
print (e)
finally:
if conn:
conn.close()
def test_thread_func():
global now_count
global lock_obj
cnt = 0
lock_obj.acquire()
print ('')
print ('=== Request: ' + str(now_count) + ' ===')
cnt += 1
test_http_engine()
sys.stdout.flush()
lock_obj.release()
def test_main():
global thread_count
for i in range(thread_count):
_thread.start_new_thread(test_thread_func, ())
if __name__=='__main__':
test_main()
while True:
time.sleep(5)
