73 lines
2.0 KiB
Python
73 lines
2.0 KiB
Python
from fastapi import FastAPI, HTTPException, Header
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from pyppeteer import launch
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import os
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import asyncio
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from typing import Optional
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from urllib.parse import unquote
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app = FastAPI()
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# Get API key from environment variable
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API_KEY = os.getenv('API_KEY')
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if not API_KEY:
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raise ValueError("API_KEY environment variable must be set")
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# Define custom user agent
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CUSTOM_USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36'
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async def wait_for_network_idle(page):
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"""Wait until no network requests are in flight"""
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await page.waitForNetworkIdle(idleTime=500, timeout=30000)
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@app.head("/")
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async def health_check():
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return {"status": "ok"}
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@app.get("/")
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async def visit_url(url: str, x_api_key: Optional[str] = Header(None)):
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# Validate API key
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if not x_api_key or x_api_key != API_KEY:
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raise HTTPException(status_code=401, detail="Invalid API key")
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browser = None
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try:
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# Decode URL if it's encoded
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decoded_url = unquote(url)
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print(decoded_url)
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# Launch browser using installed Chrome
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browser = await launch(
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headless=True,
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executablePath='/usr/bin/google-chrome',
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args=['--no-sandbox', '--disable-setuid-sandbox']
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)
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# Create new page
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page = await browser.newPage()
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# Set custom user agent
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await page.setUserAgent(CUSTOM_USER_AGENT)
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# Navigate to URL and wait for network idle
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await page.goto(decoded_url, waitUntil='networkidle2')
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# Get page content
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content = await page.content()
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# Close page
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await page.close()
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return {"status": "success", "content": content}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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finally:
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# Ensure browser is closed even if an error occurs
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if browser:
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await browser.close()
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run(app, host="0.0.0.0", port=8000)
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