Flask development series Flask + redis achieve IP agent pool
No. 6.11-6.15 perfect ...
A simple and easy version
import requests import re import time import redis from bloom_filter import BloomFilter import ast pool = redis.ConnectionPool(host='localhost',password='xxx', port=6379, decode_responses=True) r = redis.Redis(connection_pool=pool) bloombloom = BloomFilter(max_elements=10000, error_rate=0.1) bloombloom.add(str({'http': '117.91.232.53:9999'})) def get_ip(i): ip_list=[] url = 'https://www.kuaidaili.com/free/inha/' url = url + str(i + 1) html = requests.get(url=url, ).text regip = '<td.*?>(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})</td>.*?<td.*?>(\d{1,5})</td>' matcher = re.compile(regip, re.S) ipstr = re.findall(matcher, html) time.sleep(1) for j in ipstr: ip_list.append(j[0] + ':' + j[1]) print('共收集到%d个代理ip' % len(ip_list)) print(ip_list) return ip_list def valVer(proxys): global badNum,goodNum,good_list good = [] for proxy in proxys: try: proxy_host = proxy protocol = 'https' if 'https' in proxy_host else 'http' proxies = {protocol: proxy_host} print('现在正在测试的IP:', proxies) response = requests.get('http://www.baidu.com', proxies=proxies, timeout=2) if response.status_code != 200: badNum += 1 print(proxy_host, 'bad proxy') else: goodNum += 1 good.append(proxies) good_list.append(proxies) print(proxy_host, 'success proxy') except Exception as e: print(e) # print proxy_host, 'bad proxy' badNum += 1 continue print('success proxy num : ', goodNum) print('bad proxy num : ', badNum) print("这次:",good) print("此时全部:",good_list) return good def time_valVer(proxys): good = [] for proxy in proxys: try: print('现在正在定时测试的IP:',proxy) proxy = ast.literal_eval(proxy) response = requests.get('http://www.baidu.com', proxies=proxy, timeout=2) if response.status_code != 200: r.lrem("ip_list", proxy, 1) print(proxy, 'bad proxy') else: good.append(proxy) good_list.append(proxy) print(proxy, 'success proxy') except Exception as e: print(e) continue def stone(good): for IP in good: if str(IP) in bloombloom: print("%s不能存储,有相同的IP",IP) continue else: print("存储的IP:", IP) bloombloom.add(str(IP)) r.rpush("ip_list", str(IP)) if __name__ == '__main__': badNum = 0 goodNum = 0 good_list = [] for i in range(0,10): if i%10 == 0 and i!=0: proxy_list = [] for i in range(0, r.llen("ip_list")): proxy_list.append(r.lindex("ip_list", i)) time_valVer(proxy_list) else: ip_list = get_ip(i) good = valVer(ip_list) stone(good)
from Flask Import the Flask Import redis # introduced redis module, can be operated by a python database cache operation directly redis redis host server R & lt = redis.Redis (Host = ' localhost ' , Port = 6379, password = ' XXX ' , decode_responses = True) App = the Flask ( the __name__ ) @ app.route ( ' / IP / <int: index> ' ) DEF reponse (index): Print (index) Print (r.lindex ( " ip_list " , index)) return R & lt .lindex ( "ip_list", index) if __name__ == '__main__': app.run(debug=True)
Get ip: