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https://github.com/NanmiCoder/MediaCrawler.git
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refactor: IP代理池重构
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@@ -2,41 +2,50 @@
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# @Author : relakkes@gmail.com
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# @Time : 2023/12/2 13:45
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# @Desc : ip代理池实现
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import json
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import pathlib
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import random
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from typing import List
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from typing import Dict, List
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import httpx
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from tenacity import retry, stop_after_attempt, wait_fixed
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import config
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from proxy.providers import new_jisu_http_proxy, new_kuai_daili_proxy
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from tools import utils
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from .proxy_ip_provider import IpInfoModel, IpProxy
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from .base_proxy import ProxyProvider
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from .types import IpInfoModel, ProviderNameEnum
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class ProxyIpPool:
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def __init__(self, ip_pool_count: int, enable_validate_ip: bool) -> None:
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def __init__(self, ip_pool_count: int, enable_validate_ip: bool, ip_provider: ProxyProvider) -> None:
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"""
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Args:
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ip_pool_count:
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enable_validate_ip:
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ip_provider:
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"""
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self.valid_ip_url = "https://httpbin.org/ip" # 验证 IP 是否有效的地址
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self.ip_pool_count = ip_pool_count
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self.enable_validate_ip = enable_validate_ip
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self.proxy_list: List[IpInfoModel] = []
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self.ip_provider: ProxyProvider = ip_provider
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async def load_proxies(self) -> None:
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"""
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解析
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:return:
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"""
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self.proxy_list = await IpProxy.get_proxies(self.ip_pool_count)
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加载IP代理
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Returns:
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async def is_valid_proxy(self, proxy: IpInfoModel) -> bool:
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"""
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self.proxy_list = await self.ip_provider.get_proxies(self.ip_pool_count)
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async def _is_valid_proxy(self, proxy: IpInfoModel) -> bool:
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"""
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验证代理IP是否有效
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:param proxy:
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:return:
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"""
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utils.logger.info(f"[ProxyIpPool.is_valid_proxy] testing {proxy.ip} is it valid ")
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utils.logger.info(f"[ProxyIpPool._is_valid_proxy] testing {proxy.ip} is it valid ")
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try:
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httpx_proxy = {
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f"{proxy.protocol}": f"http://{proxy.user}:{proxy.password}@{proxy.ip}:{proxy.port}"
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@@ -48,7 +57,7 @@ class ProxyIpPool:
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else:
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return False
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except Exception as e:
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utils.logger.info(f"[ProxyIpPool.is_valid_proxy] testing {proxy.ip} err: {e}")
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utils.logger.info(f"[ProxyIpPool._is_valid_proxy] testing {proxy.ip} err: {e}")
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raise e
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@retry(stop=stop_after_attempt(3), wait=wait_fixed(1))
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@@ -58,16 +67,16 @@ class ProxyIpPool:
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:return:
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"""
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if len(self.proxy_list) == 0:
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await self.reload_proxies()
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await self._reload_proxies()
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proxy = random.choice(self.proxy_list)
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if self.enable_validate_ip:
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if not await self.is_valid_proxy(proxy):
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if not await self._is_valid_proxy(proxy):
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raise Exception("[ProxyIpPool.get_proxy] current ip invalid and again get it")
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self.proxy_list.remove(proxy)
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return proxy
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async def reload_proxies(self):
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async def _reload_proxies(self):
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"""
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# 重新加载代理池
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:return:
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@@ -76,14 +85,23 @@ class ProxyIpPool:
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await self.load_proxies()
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async def create_ip_pool(ip_pool_count: int, enable_validate_ip) -> ProxyIpPool:
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IpProxyProvider: Dict[str, ProxyProvider] = {
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ProviderNameEnum.JISHU_HTTP_PROVIDER.value: new_jisu_http_proxy(),
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ProviderNameEnum.KUAI_DAILI_PROVIDER.value: new_kuai_daili_proxy()
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}
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async def create_ip_pool(ip_pool_count: int, enable_validate_ip: bool) -> ProxyIpPool:
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"""
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创建 IP 代理池
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:param ip_pool_count:
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:param enable_validate_ip:
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:param ip_pool_count: ip池子的数量
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:param enable_validate_ip: 是否开启验证IP代理
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:return:
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"""
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pool = ProxyIpPool(ip_pool_count, enable_validate_ip)
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pool = ProxyIpPool(ip_pool_count=ip_pool_count,
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enable_validate_ip=enable_validate_ip,
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ip_provider=IpProxyProvider.get(config.IP_PROXY_PROVIDER_NAME)
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)
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await pool.load_proxies()
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return pool
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