class Getter():
def __init__(self):
self.redis = RedisClient()
self.crawler = Crawler()
def is_over_threshold(self):
'''
判断是否达到了代理池限制
:return:
'''
if self.redis.count() >= POOL_UPPER_THRESHOLD:
return True
else:
return False
def run(self):
print('获取器开始执行')
if not self.is_over_threshold():
for callback_label in range(self.crawler.__CrawlFuncCount__):
callback = self.crawler.__CrawlFunc__[callback_label]
# 获取代理
proxies = self.crawler.get_proxies(callback)
sys.stdout.flush()
for proxy in proxies:
self.redis.add(proxy)
class Tester(object):
def __init__(self):
self.redis = RedisClient()
# async def test_single_proxy(self, proxy):
# """
# 测试单个代理
# :param proxy:
# :return:
# """
# conn = aiohttp.TCPConnector(verify_ssl=False)
# async with aiohttp.ClientSession(connector=conn) as session:
# try:
# if isinstance(proxy, bytes):
# proxy = proxy.decode('utf-8')
# real_proxy = 'http://' + proxy
# print('正在测试', proxy)
# async with session.get(TEST_URL, proxy=real_proxy, timeout=15, allow_redirects=False) as response:
# if response.status in VALID_STATUS_CODES:
# self.redis.max(proxy)
# print('代理可用', proxy)
# else:
# self.redis.decrease(proxy)
# print('请求响应码不合法 ', response.status, 'IP', proxy)
# except (ClientError, aiohttp.client_exceptions.ClientConnectorError, asyncio.TimeoutError, AttributeError):
# self.redis.decrease(proxy)
# print('代理请求失败', proxy)
def run(self):
"""
测试主函数
:return:
"""
print('测试器开始运行')
try:
count = self.redis.count()
print('当前剩余', count, '个代理')
for i in range(0, count, BATCH_TEST_SIZE):
start = i
stop = min(i + BATCH_TEST_SIZE, count)
print('正在测试第', start + 1, '-', stop, '个代理')
test_proxies = self.redis.batch(start, stop)
loop = asyncio.get_event_loop()
tasks = [
self.test_single_proxy(proxy) for proxy in test_proxies
]
loop.run_until_complete(asyncio.wait(tasks))
sys.stdout.flush()
time.sleep(5)
except Exception as e:
print('测试器发生错误', e.args)
#!/usr/bin/env python3 # -*- coding: utf-8 -*- # @contact: [email protected] # @software: PyCharm # @time: 2019/12/26 下午7:34 # @site: www.gongyanli.com # @file: importer.py from ProxyPool.proxypool.db import RedisClient conn = RedisClient() def set(proxy): result = conn.add(proxy) print('录入成功' if result else '录入失败') def scan(): print('请输入代理，输入exit退出读取') while True: proxy = input() if proxy == 'exit': break set(proxy) if __name__ == '__main__': scan()
def __init__(self):
self.redis = RedisClient()
class Tester(object):
def __init__(self):
self.redis = RedisClient()
async def test_single_proxy(self, proxy):
"""
测试单个代理
:param proxy:
:return:
"""
headers = {
"Connection":
"keep-alive",
"Host":
"www.sogou.com",
"Pragma":
"no-cache",
"User-Agent":
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Safari/537.36',
}
conn = aiohttp.TCPConnector(verify_ssl=False)
async with aiohttp.ClientSession(connector=conn) as session:
try:
if isinstance(proxy, bytes):
proxy = proxy.decode('utf-8')
real_proxy = 'http://' + proxy
print('正在测试' + proxy)
async with session.get(TEST_URL,
proxy=real_proxy,
timeout=15,
allow_redirects=False,
headers=headers) as response:
if response.status in VALID_STATUS_CODES:
self.redis.max(proxy)
print('代理可用' + proxy)
else:
self.redis.decrease(proxy)
print('请求响应码不合法 ' + str(response.status) + 'IP' +
proxy)
except (ClientError,
aiohttp.client_exceptions.ClientConnectorError,
asyncio.TimeoutError, AttributeError):
self.redis.decrease(proxy)
print('代理请求失败{}'.format(proxy))
def run(self):
"""
测试主函数
:return:
"""
print('测试器开始运行')
try:
count = self.redis.count()
print('当前剩余{}个代理'.format(count))
for i in range(0, count, BATCH_TEST_SIZE):
start = i
stop = min(i + BATCH_TEST_SIZE, count)
print('正在测试第{}-{}个代理'.format(start + 1, stop))
test_proxies = self.redis.batch(start, stop)
loop = asyncio.get_event_loop()
tasks = [
self.test_single_proxy(proxy) for proxy in test_proxies
]
loop.run_until_complete(asyncio.wait(tasks))
sys.stdout.flush()
time.sleep(5)
except Exception as e:
print('测试器发生错误{}'.format(e.args))
def __init__(self):
self.redis = RedisClient()
self.crawler = Crawler()
def get_conn():
if not hasattr(g, 'redis'):
g.redis = RedisClient()
return g.redis
