class ProxyPool:
def __init__(self):
self.sqlite = DatabaseObject(DB_CONFIG['SQLITE'])
self.Validator = Validator()
self.Crawler = Crawler()
def _monitor(self):
while True:
self._update(PROXYPOOL_CONFIG['UPDATE_TIME'])
self._delete(PROXYPOOL_CONFIG['DELETE_TIME'])
self._crawl(PROXYPOOL_CONFIG['CRAWL_TIME'])
time.sleep(1800)
def _crawl(self, minutes):
query = 'SELECT COUNT(*) FROM proxy WHERE updatetime>\'%s\'' % \
((datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
count = self.sqlite.executesql(query)[0]
if int(count[0]) < PROXYPOOL_CONFIG['MIN_IP_NUM']:
logger.info('Crawl proxy begin')
proxies = self.Crawler.run()
logger.info('Crawl proxy end')
logger.info('Validate proxy begin')
avaliable_proxies = self.Validator.run(proxies)
logger.info('Validate proxy end')
if DB_CONFIG['SQLITE']:
self.save2sqlite(avaliable_proxies)
time.sleep(600)
self._crawl(minutes)
else:
return
def _delete(self, minutes):
query = 'DELETE FROM proxy WHERE updatetime<\'%s\'' % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
self.sqlite.executesql(query)
def _update(self, minutes):
query = 'SELECT ip,port FROM proxy WHERE updatetime<\'%s\'' % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
proxies = ['%s:%s' % n for n in self.sqlite.executesql(query)]
if proxies:
avaliable_proxies = self.Validator.run(proxies)
self.save2sqlite(avaliable_proxies)
def save2sqlite(self, result):
failed = self.sqlite.insert('proxy', result)
if failed:
failed = self.sqlite.update('proxy', failed)
if failed:
logger.info('Some ip failed to save: %s' % (str(failed)))
def _api(self):
ProxyServer(API_CONFIG['PORT'])
def run(self):
t1 = threading.Thread(target=self._api)
t2 = threading.Thread(target=self._monitor)
t1.start()
t2.start()
class ProxyPool:
def __init__(self):
self.sqlite = DatabaseObject(DB_CONFIG['SQLITE'])
self.Validator = Validator()
self.Crawler = Crawler()
def _monitor(self):
while True:
self._update(PROXYPOOL_CONFIG['UPDATE_TIME'])
self._delete(PROXYPOOL_CONFIG['DELETE_TIME'])
self._crawl(PROXYPOOL_CONFIG['CRAWL_TIME'])
time.sleep(1800)
def _crawl(self, minutes):
query = 'SELECT COUNT(*) FROM proxy WHERE updatetime>\'%s\'' % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
count = self.sqlite.executesql(query)[0]
if int(count[0]) < PROXYPOOL_CONFIG['MIN_IP_NUM']:
logger.info('Crawl proxy begin')
proxies = self.Crawler.run()
logger.info('Crawl proxy end')
logger.info('Validate proxy begin')
avaliable_proxies = self.Validator.run(proxies)
logger.info('Validate proxy end')
if DB_CONFIG['SQLITE']:
self.save2sqlite(avaliable_proxies)
def _delete(self, minutes):
query = 'DELETE FROM proxy WHERE updatetime<\'%s\'' % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
self.sqlite.executesql(query)
def _update(self, minutes):
query = 'SELECT ip,port FROM proxy WHERE updatetime<\'%s\'' % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
proxies = ['%s:%s' % n for n in self.sqlite.executesql(query)]
if proxies:
avaliable_proxies = self.Validator.run(proxies)
self.save2sqlite(avaliable_proxies)
def save2sqlite(self, result):
failed = self.sqlite.insert('proxy', result)
if failed:
failed = self.sqlite.update('proxy', failed)
if failed:
logger.info('Some ip failed to save: %s' % (str(failed)))
def _api(self):
ProxyServer(API_CONFIG['PORT'])
def run(self):
t1 = threading.Thread(target=self._api)
t2 = threading.Thread(target=self._monitor)
t1.start()
t2.start()
class ProxyPool:
def __init__(self):
self.sqlite = DatabaseObject(DB_CONFIG['SQLITE'])
self.Validator = Validator()
self.Crawler = Crawler()
def _monitor(self):
while True:
self._update(PROXYPOOL_CONFIG['UPDATE_TIME'])
self._delete(PROXYPOOL_CONFIG['DELETE_TIME'],
PROXYPOOL_CONFIG['DELETE_SCORE'])
self._crawl(PROXYPOOL_CONFIG['CRAWL_TIME'])
time.sleep(PROXYPOOL_CONFIG['SLEEP_TIME'])
def _crawl(self, minutes):
query = "SELECT COUNT(*) FROM proxy WHERE updatetime>'%s'" % \
((datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
count = self.sqlite.executesql(query)[0]
if int(count[0]) < PROXYPOOL_CONFIG['MIN_IP_NUM']:
logger.info('Crawl proxy begin')
proxies = self.Crawler.run()
logger.info('Crawl proxy end')
logger.info('Validate proxy begin')
proxies = [(n, '') for n in proxies]
avaliable_proxies = self.Validator.run(proxies)
logger.info('Validate proxy end')
if DB_CONFIG['SQLITE']:
self.save2sqlite(avaliable_proxies)
time.sleep(600)
self._crawl(minutes)
else:
return
def _delete(self, minutes, score):
query = "DELETE FROM proxy WHERE updatetime<'%s' or score<%s" % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)
).strftime('%Y-%m-%d %H:%M:%S'), score)
self.sqlite.executesql(query)
def _update(self, minutes):
query = "SELECT ip,port,protocol FROM proxy WHERE updatetime<'%s'" % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)
).strftime('%Y-%m-%d %H:%M:%S'))
proxies = [('%s:%s' % n[:2], n[2])
for n in self.sqlite.executesql(query)]
if proxies:
avaliable_proxies = self.Validator.run(proxies)
validated_fail_proxies = list(
set([tuple(n[0].split(':')) for n in proxies]).difference(
set([(n['ip'], n['port']) for n in avaliable_proxies])))
self.save2sqlite(avaliable_proxies)
self._minus_score(validated_fail_proxies)
def save2sqlite(self, result):
failed = self.sqlite.insert('proxy', result)
if failed:
failed = self.sqlite.update('proxy', failed)
if failed:
logger.info('Some ip failed to save: %s' % (str(failed)))
def _minus_score(self, result):
query = "UPDATE proxy SET score=(score-1) WHERE ip=? AND port=?;"
self.sqlite.cursor.executemany(query, result)
self.sqlite.db.commit()
def _api(self):
ProxyServer(API_CONFIG['PORT'])
def run(self):
t1 = threading.Thread(target=self._api)
t2 = threading.Thread(target=self._monitor)
t1.start()
t2.start()
class ProxyPool:
def __init__(self):
self.sqlite = DatabaseObject(DB_CONFIG['SQLITE'])
self.Validator = Validator()
self.Crawler = Crawler()
def _monitor(self):
while True:
self._update(PROXYPOOL_CONFIG['UPDATE_TIME'])
self._delete(PROXYPOOL_CONFIG['DELETE_TIME'], PROXYPOOL_CONFIG['DELETE_SCORE'])
self._crawl(PROXYPOOL_CONFIG['CRAWL_TIME'])
time.sleep(PROXYPOOL_CONFIG['SLEEP_TIME'])
def _crawl(self, minutes):
query = "SELECT COUNT(*) FROM proxy WHERE updatetime>'%s'" % \
((datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
count = self.sqlite.executesql(query)[0]
if int(count[0]) < PROXYPOOL_CONFIG['MIN_IP_NUM']:
logger.info('Crawl proxy begin')
proxies = self.Crawler.run()
logger.info('Crawl proxy end')
logger.info('Validate proxy begin')
proxies = [(n, '') for n in proxies]
avaliable_proxies = self.Validator.run(proxies)
logger.info('Validate proxy end')
if DB_CONFIG['SQLITE']:
self.save2sqlite(avaliable_proxies)
time.sleep(600)
self._crawl(minutes)
else:
return
def _delete(self, minutes, score):
query = "DELETE FROM proxy WHERE updatetime<'%s' or score<%s" % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'), score)
self.sqlite.executesql(query)
def _update(self, minutes):
query = "SELECT ip,port,protocol FROM proxy WHERE updatetime<'%s'" % (
(datetime.datetime.now() - datetime.timedelta(minutes=minutes)).strftime('%Y-%m-%d %H:%M:%S'))
proxies = [('%s:%s' % n[:2], n[2]) for n in self.sqlite.executesql(query)]
if proxies:
avaliable_proxies = self.Validator.run(proxies)
validated_fail_proxies = list(set([tuple(n[0].split(':')) for n in proxies]).difference(set([(n['ip'], n['port']) for n in avaliable_proxies])))
self.save2sqlite(avaliable_proxies)
self._minus_score(validated_fail_proxies)
def save2sqlite(self, result):
failed = self.sqlite.insert('proxy', result)
if failed:
failed = self.sqlite.update('proxy', failed)
if failed:
logger.info('Some ip failed to save: %s' % (str(failed)))
def _minus_score(self, result):
query = "UPDATE proxy SET score=(score-1) WHERE ip=? AND port=?;"
self.sqlite.cursor.executemany(query, result)
self.sqlite.db.commit()
def _api(self):
ProxyServer(API_CONFIG['PORT'])
def run(self):
t1 = threading.Thread(target=self._api)
t2 = threading.Thread(target=self._monitor)
t1.start()
t2.start()