Update services/utils/http_utils.py
Browse files- services/utils/http_utils.py +28 -56
services/utils/http_utils.py
CHANGED
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@@ -5,7 +5,6 @@ import asyncio
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from typing import Optional, List
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import time
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from dotenv import load_dotenv
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from aiohttp_socks import ProxyConnector # Better proxy connector
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# Load environment variables
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load_dotenv()
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@@ -81,58 +80,14 @@ async def reset_proxy_failure(proxy_str: str, delay: int):
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proxy_failure_count[proxy_str] = 0
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logger.info(f"Reset failure count for proxy: {proxy_str}")
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async def fetch_with_session(session: aiohttp.ClientSession, url: str, proxy_url: str, headers: dict) -> Optional[str]:
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"""Make a request with the given session and proxy"""
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try:
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async with session.get(
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url,
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headers=headers,
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proxy=proxy_url,
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timeout=30,
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allow_redirects=True
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) as response:
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# Accept both 200 and 202 status codes
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if response.status in (200, 202):
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content = await response.text()
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# Verify we got actual content
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if len(content) > 1000 and ("<html" in content or "<!DOCTYPE" in content):
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logger.info(f"Successfully retrieved content ({len(content)} bytes)")
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return content
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else:
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logger.warning(f"Response too small or not HTML: {len(content)} bytes")
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return None
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else:
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logger.warning(f"Response status code: {response.status}")
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return None
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except Exception as e:
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logger.error(f"Request failed: {str(e)}")
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return None
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async def fetch_page(session: aiohttp.ClientSession, url: str, headers: dict) -> Optional[str]:
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"""Fetch a page using WebShare proxies with retry logic"""
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logger.info(f"Requesting URL: {url}")
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# Enhanced headers that look more like a browser
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enhanced_headers = {
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"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36",
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"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
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"Accept-Language": "en-US,en;q=0.9",
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# Don't specify Accept-Encoding to let aiohttp handle it with brotli installed
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"Connection": "keep-alive",
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"Upgrade-Insecure-Requests": "1",
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"Sec-Fetch-Dest": "document",
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"Sec-Fetch-Mode": "navigate",
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"Sec-Fetch-Site": "none",
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"Sec-Fetch-User": "?1",
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"Cache-Control": "max-age=0",
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"Referer": "https://www.google.com/"
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}
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# Update with any custom headers provided
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enhanced_headers.update(headers)
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# Try up to 3 different proxies
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proxy_url = get_next_proxy()
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if not proxy_url:
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logger.error("Failed to get a valid proxy")
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@@ -141,20 +96,37 @@ async def fetch_page(session: aiohttp.ClientSession, url: str, headers: dict) ->
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logger.info(f"Using proxy {proxy_url} (attempt {attempt+1})")
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try:
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#
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else:
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mark_proxy_failure(proxy_url)
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logger.error(f"Request failed with proxy {proxy_url}: {str(e)}")
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mark_proxy_failure(proxy_url)
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# Wait before trying next proxy
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await asyncio.sleep(
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logger.error("All proxy attempts failed")
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return None
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from typing import Optional, List
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import time
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from dotenv import load_dotenv
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# Load environment variables
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load_dotenv()
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proxy_failure_count[proxy_str] = 0
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logger.info(f"Reset failure count for proxy: {proxy_str}")
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async def fetch_page(session: aiohttp.ClientSession, url: str, headers: dict) -> Optional[str]:
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"""Fetch a page using WebShare proxies with retry logic"""
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logger.info(f"Requesting URL: {url}")
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# Try up to 3 different proxies
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max_proxy_attempts = 3
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for attempt in range(max_proxy_attempts):
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proxy_url = get_next_proxy()
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if not proxy_url:
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logger.error("Failed to get a valid proxy")
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logger.info(f"Using proxy {proxy_url} (attempt {attempt+1})")
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try:
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# Try with this proxy
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async with session.get(
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url,
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headers=headers,
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proxy=proxy_url,
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timeout=30,
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ssl=False
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) as response:
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if response.status in [200, 202]:
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content = await response.text()
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# Verify we got actual content (common anti-bot techniques return empty pages)
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if len(content) > 1000 and ("<html" in content or "<!DOCTYPE" in content):
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logger.info(f"Successfully retrieved content ({len(content)} bytes)")
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return content
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else:
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logger.warning(f"Response too small or not HTML: {len(content)} bytes")
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mark_proxy_failure(proxy_url)
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else:
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logger.warning(f"Response status code: {response.status}")
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mark_proxy_failure(proxy_url)
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except (aiohttp.ClientError, asyncio.TimeoutError) as e:
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logger.error(f"Request failed with proxy {proxy_url}: {str(e)}")
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mark_proxy_failure(proxy_url)
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except Exception as e:
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logger.error(f"Unexpected error: {str(e)}")
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mark_proxy_failure(proxy_url)
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# Wait before trying next proxy
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await asyncio.sleep(1)
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logger.error("All proxy attempts failed")
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return None
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