#!/usr/bin/env python import dbs import time import mysqlite import proxywatchd from misc import _log from config import Config import fetch import sys from bs4 import BeautifulSoup import re import threading import random config = Config() _known_proxies = {} def import_from_file(fn, sqlite): with open(fn, 'r') as f: urls = [ url for url in f.read().split('\n') if url != '' ] cinc = 0 while True: chunk = urls[cinc:cinc+200] if len(chunk): dbs.insert_urls(chunk, 'import.txt', urldb) else: break cinc = cinc + 200 def get_content_type(url, proxy): hdr = fetch.fetch_contents(url, head=True, proxy=proxy) for h in hdr.split('\n'): if h.lower().startswith('content-type: '): return h.lower().split(':')[1].strip() return '' def is_good_content_type(string): allowed_ct = [ 'text/html', 'text/plain', 'atom+xml' ] for ct in allowed_ct: if ct.lower() in string.lower(): return True return False def proxyleech(proxydb, urldb, url, stale_count, error, retrievals, proxies_added, content_type, proxy): if not content_type: content_type = get_content_type(url, proxy=proxy) if is_good_content_type(content_type, proxy=proxy): try: content = fetch.fetch_contents(url, proxy=proxy) except KeyboardInterrupt as e: raise e except: raise #except: content = '' else: content = '' unique_count, new = fetch.extract_proxies(content, proxydb) if retrievals == 0: # new site if content != '' and unique_count == 0: # site works but has zero proxy addresses error = 99999 else: if len(new) == 0: stale_count += 1 else: stale_count = 0 if content == '': error += 1 else: retrievals += 1 error = 0 if unique_count: extract_urls(content, url) urldb.execute('UPDATE uris SET error=?,stale_count=?,check_time=?,retrievals=?,proxies_added=?,content_type=? where url=?', (error, stale_count, int(time.time()), retrievals, proxies_added+len(new), content_type, url)) urldb.commit() if not len(new): return dbs.insert_proxies(proxydb, new, url) def is_bad_url(uri, domain=None, samedomain=False): # if uri needs to be from same domain and domains missmatch if samedomain and str(uri.split('/')[2]).lower() != str(domain).lower(): return True for u in urignore: if re.findall(u, uri): return True return False def extract_urls(html, url): mytime = int(time.time()) proto = url.split(':')[0] domain = url.split('/')[2] urls = [] soup = BeautifulSoup(html, features='lxml') for a in soup.find_all('a', href=True): item = a['href'].encode('utf-8') if isinstance(a['href'], unicode) else a['href'] item = item.strip() if item.startswith('www.'): item = 'http://%s' % item elif not item.startswith('http'): if not item.startswith('/'): item = '/%s' % item item = '%s://%s%s' % (proto,domain,item) elif is_bad_url(item, domain=domain, samedomain=config.ppf.extract_samedomain): continue if not item in urls: urls.append(item) if len(urls): dbs.insert_urls(urls, url, urldb) #insert_if_not_exists(urls) def import_proxies_from_file(proxydb, fn): content = open(fn, 'r').read() unique_count, new = fetch.extract_proxies(content, proxydb) if len(new): dbs.insert_proxies(proxydb, new, fn) return 0 return 1 def serve_loop(hs, done): client_threads = [] while not done.is_set(): c = hs.wait_client() evt_done = threading.Event() cthread = threading.Thread(target=httpsrv_client_thread, args=(c,evt_done)) cthread.daemon = True cthread.start() ctrm = [] for ct, ct_done in client_threads: if ct_done.is_set(): ctrm.append((ct,ct_done)) ct.join() if len(ctrm): client_threads = [ x for x in client_threads if not x in ctrm ] client_threads.append((cthread, evt_done)) def forbidden_page(): return ( '\n' ' \n' ' \n' ' Forbidden\n' ' \n' ' \n' '
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\n' ' \n' '') def httpsrv_client_thread(c, evt_done): req = c.read_request() if req is None: pass elif len(watchlist) == 0: c.redirect('/config.html') elif os.path.isdir(req['url'][1:]): c.send(403,'Forbidden', forbidden_page()) elif req['url'] == '/': c.redirect('/index.html') elif req['url'].startswith('/index.html'): variables = variables_from_request(req) r, redir = render_site(variables) if redir is not "": c.redirect(redir) else: if r == '': r = render_empty(variables=variables) c.send(200, "OK", r) elif not '..' in req['url'] and file_exists(os.getcwd() + req['url']): c.serve_file(os.getcwd() + req['url']) elif req['url'] == '/robots.txt': c.send(200, "OK", "User-agent: *\nDisallow: /") elif req['url'].startswith('/config.html'): if args.config > 0: variables=variables_from_request(req) r, redir = configpage(req,variables) else: redir = '/index.html' if redir is not "": c.redirect(redir) else: if r == '': r = render_empty(variables=variables) c.send(200, "OK", r) else: c.send(404, "not exist", "the reqested file not exist!!!1") c.disconnect() evt_done.set() def start_server(ip, port): done = threading.Event() from httpsrv import HttpSrv hs = HttpSrv(ip, port) try: hs.setup() except socket.error as e: if e.errno == errno.EADDRINUSE: sys.stderr.write(( "ERROR: server socket address in use\n" "wait a couple seconds and try again.\n" "in case you're in pdb, you need to quit it\n")) sys.exit(1) else: raise e t = threading.Thread(target=serve_loop, args=(hs, done)) t.daemon = True t.start() return t, done def extract_proxies(content): matches = re.findall(r'([0-9]+(?:\.[0-9]+){3}:[0-9]{2,5})[\D$]', fetch.cleanhtml(content)) uniques_dict = {} for p in matches: uniques_dict[p] = True uniques = [] for p in uniques_dict.keys(): if fetch.is_usable_proxy(p): uniques.append(p) return uniques class Leechered(threading.Thread): #def __init__(self, proxydb, urldb, url, stale_count, error, retrievals, proxies_added, content_type): def __init__(self, url, stale_count, error, retrievals, proxies_added, content_type, proxy): self.status = 'nok' self.proxylist = [] self.running = True self.url = url self.stale_count = stale_count self.error = error self.retrievals = retrievals self.proxies_added = proxies_added self.content_type = content_type self.proxy = proxy self.execute = '' threading.Thread.__init__(self) def retrieve(self): return self.url, self.proxylist, self.stale_count, self.error, self.retrievals, self.content_type, self.proxies_added, self.execute def status(self): return self.status def run(self): self.status = 'nok' if not self.content_type: self.content_type = get_content_type(self.url, self.proxy) if is_good_content_type(self.content_type): try: content = fetch.fetch_contents(self.url, proxy=self.proxy) except KeyboardInterrupt as e: raise e except: content = '' else: content = '' unique = extract_proxies(content) self.proxylist = [ proxy for proxy in unique if not proxy in _known_proxies ] proxy_count = len(self.proxylist) if self.retrievals == 0: # new site if content != '' and len(self.proxylist) == 0: # site works but has zero proxy addresses self.error += 1 self.stale_count += 1 elif proxy_count > 0: self.error = 0 self.stale_count = 0 else: self.error += 2 self.stale_count += 2 else: # not a new site # proxylist is empty if proxy_count == 0: self.stale_count += 1 # proxylist is not empty: site is working else: self.stale_count = 0 self.error = 0 # site has no content if content == '': self.error += 1 self.stale_count += 1 #else: # self.retrievals += 1 # self.error = 0 # self.stale_count = 0 # site has proxies if proxy_count: self.error = 0 self.stale_count = 0 extract_urls(content, self.url) self.execute = (self.error, self.stale_count, int(time.time()), self.retrievals, self.proxies_added+len(self.proxylist), self.content_type, self.url) self.status = 'ok' if __name__ == '__main__': config.load() fetch.set_config(config) proxydb = mysqlite.mysqlite(config.watchd.database, str) dbs.create_table_if_not_exists(proxydb, 'proxylist') known = proxydb.execute('SELECT proxy FROM proxylist').fetchall() for k in known: _known_proxies[k[0]] = True with open('urignore.txt', 'r') as f: urignore = [ i.strip() for i in f.read().split('\n') if len(i.strip()) ] urldb = mysqlite.mysqlite(config.ppf.database, str) dbs.create_table_if_not_exists(urldb, 'uris') import_from_file('import.txt', urldb) if len(sys.argv) == 3 and sys.argv[1] == "--file": sys.exit(import_proxies_from_file(proxydb, sys.argv[2])) # start proxy watcher if config.watchd.threads > 0: watcherd = proxywatchd.Proxywatchd() watcherd.start() else: watcherd = None #start_server(config.httpd.listenip, config.httpd.port) #qurl = 'SELECT url,stale_count,error,retrievals,proxies_added,content_type FROM uris WHERE error < ? and (check_time+?+((error+stale_count)*?) 180: _log('running %d thread(s) over %d' % (len(threads), config.ppf.threads), 'ppf') statusmsg = time.time() if not len(rows): if (time.time() - reqtime) > 3: rows = urldb.execute(qurl, (config.ppf.max_fail, config.ppf.checktime, config.ppf.perfail_checktime, int(time.time()))).fetchall() reqtime = time.time() if len(rows) < config.ppf.threads: time.sleep(60) rows = [] else: _log('handing %d job(s) to %d thread(s)' % ( len(rows), config.ppf.threads ), 'ppf') #nao = time.time() #args = [ (nao, row[0]) for row in rows ] #urldb.executemany('UPDATE uris SET check_time=? where url=?', args) #urldb.commit() _proxylist = [ '%s://%s' % (p[0], p[1]) for p in proxydb.execute('SELECT proto,proxy from proxylist where failed=0').fetchall() ] if len(_proxylist) == 0: _proxylist = None for thread in threads: if thread.status == 'ok': url, proxylist, stale_count, error, retrievals, content_type, proxies_added, execute = thread.retrieve() new = [] for p in proxylist: if not p in _known_proxies: new.append(p) _known_proxies[p]=1 execute = (error, stale_count, int(time.time()), retrievals, proxies_added+len(new), content_type, url) urldb.execute('UPDATE uris SET error=?,stale_count=?,check_time=?,retrievals=?,proxies_added=?,content_type=? where url=?', execute) urldb.commit() if len(new): dbs.insert_proxies(proxydb, new, url) threads = [ thread for thread in threads if thread.is_alive() ] if len(threads) < config.ppf.threads and len(rows): p = random.sample(_proxylist, 5) if _proxylist is not None else None row = random.choice(rows) urldb.execute('UPDATE uris SET check_time=? where url=?', (time.time(), row[0])) urldb.commit() rows.remove(row) t = Leechered(row[0], row[1], row[2], row[3], row[4], row[5], p) threads.append(t) t.start() #time.sleep(random.random()/100) except KeyboardInterrupt: if watcherd: watcherd.stop() watcherd.finish() break print '\r',