77 lines
3.0 KiB
Python
77 lines
3.0 KiB
Python
import asyncio
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import aiohttp
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import random
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import time
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from core.log import logger
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class ProxyValidator:
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def __init__(self, max_concurrency=50, timeout=5):
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# 验证目标源(使用更适合代理验证的源)
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self.http_sources = [
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"http://httpbin.org/ip",
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"http://api.ipify.org"
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]
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self.https_sources = [
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"https://httpbin.org/ip",
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"https://api.ipify.org"
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]
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self.semaphore = asyncio.Semaphore(max_concurrency)
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self.timeout = timeout
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self.session = None
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async def __aenter__(self):
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# 允许通过 async with 管理 session
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if not self.session:
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self.session = aiohttp.ClientSession(
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connector=aiohttp.TCPConnector(ssl=False, limit=0, force_close=True),
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timeout=aiohttp.ClientTimeout(total=self.timeout, connect=3)
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)
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return self
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async def __aexit__(self, exc_type, exc_val, exc_tb):
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if self.session:
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await self.session.close()
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async def validate(self, ip, port, protocol='http'):
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"""
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验证单个代理是否可用
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"""
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protocol = protocol.lower()
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sources = self.https_sources if protocol == 'https' else self.http_sources
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test_url = random.choice(sources)
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# aiohttp 代理 URL 格式
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proxy_url = f"http://{ip}:{port}"
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async with self.semaphore:
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start_time = time.time()
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try:
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# 复用 session
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async with self.session.get(
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test_url,
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proxy=proxy_url,
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allow_redirects=True,
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timeout=aiohttp.ClientTimeout(total=self.timeout, connect=3)
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) as response:
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# 检查状态码和响应内容
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if response.status in [200, 301, 302]:
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try:
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content = await response.text()
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# 确保返回了有效的JSON响应
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if 'ip' in content.lower() or 'origin' in content.lower():
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latency = round((time.time() - start_time) * 1000, 2)
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logger.info(f"验证成功: {ip}:{port} ({protocol}) - 延迟: {latency}ms")
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return True, latency
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except:
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# 即使无法解析内容,如果状态码正常也认为可用
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latency = round((time.time() - start_time) * 1000, 2)
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logger.info(f"验证成功: {ip}:{port} ({protocol}) - 延迟: {latency}ms")
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return True, latency
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return False, 0
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except asyncio.TimeoutError:
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logger.warning(f"验证超时: {ip}:{port} ({protocol})")
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return False, 0
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except Exception as e:
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logger.warning(f"验证失败: {ip}:{port} ({protocol}) - {e}")
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return False, 0
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