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import sys
reload(sys)
sys.setdefaultencoding('utf8')
import requests
from bs4 import BeautifulSoup
import pymongo
import time
from multiprocessing import Pool
to_extract = ["http://www.nimadaili.com/gaoni/{}/",
"http://www.nimadaili.com/http/{}/",
"http://www.nimadaili.com/https/{}/"]
client = pymongo.MongoClient('localhost',27017,connect=False)
nimaproxy = client['nimaproxy']
extract_ip = nimaproxy['extract_ip']
useful_ip = nimaproxy['useful_ip']
def get_disturl (num):
return [ori.format(i) for i in range(1,num+1) for ori in to_extract]
def pageparsing(url):
wb_data = requests.get(url)
soup = BeautifulSoup(wb_data.text,'lxml')
ips = soup.select('body > div > div:nth-child(2) > div.mt-0.mb-2.table-responsive > table > tbody > tr > td:nth-child(1)')
protocols = soup.select('body > div > div:nth-child(2) > div.mt-0.mb-2.table-responsive > table > tbody > tr > td:nth-child(2)')
anns = soup.select('body > div > div:nth-child(2) > div.mt-0.mb-2.table-responsive > table > tbody > tr > td:nth-child(3)')
locations = soup.select('body > div > div:nth-child(2) > div.mt-0.mb-2.table-responsive > table > tbody > tr > td:nth-child(4)')
for ip,protocol,ann,location in zip(ips,protocols,anns,locations):
data = {
'ip':ip.get_text(),
'protocols': protocol.get_text().strip('代理').split(','),
'ann': ann.get_text(),
'location': location.get_text()
}
print(data)
extract_ip.insert_one(data)
def washurl(num):
for i in range(num):
pool = Pool(processes=6)
pool.map(_extract_ip_test,extract_ip.find())
pool.close()
time.sleep(3)
nimaproxy['useful_ip'].insert_many(extract_ip.find({},{'_id':0}))
extract_ip.delete_many({})
def _extract_ip_test(info):
proxy = info.get('protocols')[0].lower() + '://' + info.get('ip')
proxies = {
'http': proxy,
'https': proxy
}
try:
data = requests.get('https://www.baidu.com', timeout=3, proxies=proxies)
print(proxy + ':' + str(data.status_code))
except Exception as e:
extract_ip.delete_one(info)
print(e)
def _useful_ip_test(info):
proxy = info.get('protocols')[0].lower() + '://' + info.get('ip')
proxies = {
'http': proxy,
'https': proxy
}
try:
data = requests.get('https://www.baidu.com', timeout=3, proxies=proxies)
useful_ip.update_one(info,{'$set':{'speed':data.elapsed.total_seconds()}})
except Exception as e:
useful_ip.delete_one(info)
print(e)
def geturl(num):
pool = Pool(processes=6)
pool.map(_useful_ip_test, useful_ip.find())
pool.close()
time.sleep(3)
proxeis = [info.get('protocols')[0].lower()+'://'+info.get('ip') for info in sorted(list(useful_ip.find()),key=lambda item:item['speed'],reverse=False)]
print(proxeis)
return proxeis
def extract(num):
pool = Pool(processes=6)
pool.map(pageparsing,get_disturl(num))
pool.close()
time.sleep(3)
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