#!/usr/bin/python
# -*- coding: utf-8 -*-

import fpclib
import time

import thread
import time

import sys

if len(sys.argv) < 2:
  print "%s [N]" % (sys.argv[0])
  sys.exit()
N = int(sys.argv[1])
proxies = []
keywords = u"socks proxy"
proxy_types = ("http","socks4", "socks5")
TIMEOUT_GET = 10 # сколько секунд ждать ответа от Google
TIMEOUT_GOOGLE = 2.0 # сколько ждать после обработки всех сайтов(ip), перед следующим запросом к Google
TIMEOUT_CHECK = 15 # сколько ждать прокси-сервер (ответ от него)
TIMEOUT_WHILE = 1.0 # таймаут в цикле ожидания выхода (пока все "висящие" ip не обработаются)
N_T = 50
n_t = 0

def func(proxy_hostname, proxy_port, timeout):
  global n_t
  global proxies
  for proxy_type in proxy_types:
    if fpclib.check_proxy(proxy_hostname, proxy_port, proxy_type, timeout):
      s = "%s:%d" % (proxy_hostname, proxy_port)
      print "ACCEPT %s %s" % (proxy_type, s)
      if not s in proxies:
        proxies.append((proxy_type, s))
      break;
  n_t = n_t - 1

i = 0
while True:
  url = fpclib.geturl_google_text(keywords,i)
  html = fpclib.gethttp_pycurl(url,TIMEOUT_GET)
  sites = fpclib.cuturi_google(html)
  print sites
  for url_site in sites:
    html = fpclib.gethttp_pycurl(url_site,TIMEOUT_GET)
    addrs = fpclib.cutipport(html)
    print addrs
    for addr in addrs:
      ip, proxy_port = addr.split(":")
      proxy_port = int(proxy_port)
      while n_t > N_T:
        time.sleep(TIMEOUT_WHILE)
      n_t = n_t + 1
      thread.start_new(func, (ip, proxy_port, TIMEOUT_CHECK,))
      if len(proxies) >= N: break
    if len(proxies) >= N: break
  if len(proxies) >= N: break
  i = i + 1
  time.sleep(TIMEOUT_GOOGLE) # seconds

j = 0
MAX_WHILE = 120
while n_t > 0:
  time.sleep(TIMEOUT_WHILE)
  j = j + 1
  if j > MAX_WHILE: break;

if j > MAX_WHILE: print "BREAK"
else: print "QUIT"
print "---"

for proxy in proxies:
  print proxy[0],proxy[1]
----
fpclib.py:
#!/usr/bin/python
# -*- coding: utf-8 -*-

from StringIO import StringIO
import pycurl

import re

def gethttp_pycurl_f(url,f,timeout=1,proxy_type="none",proxy_hostname="localhost",proxy_port=3128):
  curl = pycurl.Curl()
  curl.setopt(pycurl.URL, url)
  curl.setopt(pycurl.WRITEDATA, f)
  curl.setopt(pycurl.FOLLOWLOCATION, 1)
  curl.setopt(pycurl.MAXREDIRS, 5)
  curl.setopt(pycurl.CONNECTTIMEOUT, timeout)
  curl.setopt(pycurl.TIMEOUT, timeout)
  curl.setopt(pycurl.NOSIGNAL, 1)

  if proxy_type == "http":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_HTTP)
  elif proxy_type == "socks4":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_SOCKS4)
  elif proxy_type == "socks5":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_SOCKS5)

  try:
    curl.perform()
  except Exception,e:
    print "Exception: %s" % str(e)
  curl.close()

def gethttp_pycurl(url,timeout=1,proxy_type="none",proxy_hostname="localhost",proxy_port=3128):
  body = StringIO()
  curl = pycurl.Curl()
  curl.setopt(pycurl.URL, url)
  curl.setopt(pycurl.WRITEFUNCTION, body.write)
  curl.setopt(pycurl.FOLLOWLOCATION, 1)
  curl.setopt(pycurl.MAXREDIRS, 5)
  curl.setopt(pycurl.CONNECTTIMEOUT, timeout)
  curl.setopt(pycurl.TIMEOUT, timeout)
  curl.setopt(pycurl.NOSIGNAL, 1)

  if proxy_type == "http":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_HTTP)
  elif proxy_type == "socks4":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_SOCKS4)
  elif proxy_type == "socks5":
    curl.setopt(pycurl.PROXY,proxy_hostname)
    curl.setopt(pycurl.PROXYPORT,proxy_port)
    curl.setopt(pycurl.PROXYTYPE,pycurl.PROXYTYPE_SOCKS5)

  try:
    curl.perform()
  except Exception,e:
    print "Exception: %s" % str(e)
  page = body.getvalue()
  curl.close()
  return page

import urllib

def geturl_rambler_text(text,i):
  site = "http://www.rambler.ru/lite"
  url = urllib.urlencode([
    ("oe","1251"),
    ("words",text.encode("cp1251")),
    ("start",str(int(i)*10+1))])
  return site+"?"+url

def geturl_rambler_images(text,i):
  site = "http://nova.rambler.ru/pictures"
  url = urllib.urlencode([
    ("query",text.encode("utf-8"))])
  return site+"?"+url

def geturl_yandex_text(text,i):
  site = "http://yandex.ru/yandsearch"
  url = urllib.urlencode([
    ("rpt","rad"),
    ("text",text.encode("utf-8")),
    ("p",str(int(i)))])
  return site+"?"+url

def geturl_yandex_images(text,i):
  site = "http://images.yandex.ru/yandsearch"
  url = urllib.urlencode([
    ("stype","image"),
    ("text",text.encode("utf-8"))]) # utf-8
  return site+"?"+url

def geturl_google_text(text,i):
  site = "http://www.google.ru/search"
  url = urllib.urlencode([
    ("hl","ru"),
    ("q",text.encode("utf-8")),
    ("start",str(int(i)*10))])
  return site+"?"+url

def geturl_google_images(text,i):
  site = "http://images.google.ru/images"
  url = urllib.urlencode([
    ("hl","ru"),
    ("gbv","2"),
    ("btnG","%D0%9F%D0%BE%D0%B8%D1%81%D0%BA+%D0%BA%D0%B0%D1%80%D1%82%D0%B8%D0%BD%D0%BE%D0%BA"),
    ("q",text.encode("utf-8"))])
  return site+"?"+url

def cuturi(text):
  a = re.findall("((?:http://|https://|ftp://|gopher://|mailto:|xmpp:)(?:[\w\.]+:\d+)?(?:[^\"\'\t\n\r< >:]+))",text)
  return a

def cuturi_google(text):
  a = re.findall("((?:http://|https://|ftp://|gopher://|mailto:|xmpp:)(?:[\w\.]+:\d+)?(?:[^\"\'\t\n\r< >:]+\" target))",text)
  text = ' '.join(a)
  return cuturi(text)

def cutip(text):
  a = re.findall("(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})",text)
  return a

def cutipport(text):
  a = re.findall("(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+)",text)
  return a

def check_proxy(proxy_hostname, proxy_port, proxy_type="http", timeout = 30):
  url= "http://ya.ru/"
  html = gethttp_pycurl(url,timeout,proxy_type,proxy_hostname,proxy_port)
  if re.search("http://yandex.ru/", html) <> None:
    res = True
  else:
    res = False
  return res