import re
import urllib.request
import os
import random
import socket
"""
date:2017-08-03
version:2.0
"""
class GetIP():
def __init__(self):
self.iplist = self.get_ip_port()
def get_ip_port(self):
"""
从网站http://www.xicidaili.com/获取iplist
:return:返回可用的ip
"""
url =
"http://www.xicidaili.com/wt/"
user_agent =
'Mozilla/4.0 (compatible; MSIE 5.5; Windows NT)'
headers = {
'User-Agent': user_agent}
req = urllib.request.Request(url=url, headers=headers)
try:
page = urllib.request.urlopen(req, timeout=
1).read().decode(
'utf-8')
except:
return url +
"网站不可达"
iplist = re.findall(
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', page)
ipports = re.findall(
r'<td>\d{2,5}</td>', page)
ipport = [re.findall(
r'\d{2,5}', port)[
0]
for port
in ipports]
speeds = re.findall(
r'title="\d{1,3}\.\d{1,4}', page)
speed = [re.findall(
r'\d{1,3}\.\d{1,4}', spd)[
0]
for spd
in speeds]
ipspeed = [float(speed[i])
for i
in range(
0, len(speed),
2)]
ip = []
for k
in range(len(ipspeed)):
if ipspeed[k] <
0.5:
ip.append((iplist[k] +
":" + ipport[k]))
print(
"我被执行了")
return ip
def ping(self, ip, timeout=2):
"""
使用socket模块用来判断IP和端口是否可用，入参形式为：139.208.85.232:80
:param ip:入参形式为：139.208.85.232:80
:param timeout:默认2s不通，则认为超时
:return:1表示可用，0表示不可用
"""
print(ip)
ip = (ip.split(
":")[
0], int(ip.split(
":")[-
1]))
try:
cs = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
cs.settimeout(float(timeout))
address = ip
status = cs.connect_ex(address)
if status ==
0:
cs.close()
return 1
else:
return 0
except Exception
as e:
cs.close()
def useful_ip(self):
iplist = self.iplist
print(iplist)
while True:
ip = random.choice(iplist)
if self.ping(ip):
break
return ip
if __name__ ==
'__main__':
AA = GetIP()
print(AA.get_ip_port())
