def POST(self):
'''
提交一个ip把这个ip添加到黑名单中,这个方法供后台调用
'''
x = web.input()
print x
ip = x['ip']
LOG.info('client: %s insert to blacklist, is too freq')%(ip)
blacklist_create(ip)
def freq_filter(client, count_max=10, time_max=10):
''' 到频率极限返回True, 否则返回False'''
client_freq = freq.get(client)
time_now = time.time()
if client_freq is None:
freq.update({client:{'count':1, 'last_up_time':time_now}})
return ''
client_freq['count'] += 1
count = client_freq.get('count')
if count > count_max:
last_up_time = client_freq.get('last_up_time')
if time_now - last_up_time <= time_max:
blacklist_create(client, timeout=60*30)
LOG.info('client: %s insert to blacklist, \
is too freq, %s, %s')%(client, count_max, time_max)
return True
else:
client_freq['last_up_time'] = time_now
client_freq['count'] = 1
return False