import asyncio
import os
from datetime import timedelta
from pathlib import Path
from opensandbox import Sandbox
from opensandbox.config import ConnectionConfig
async def _print_logs(label: str, execution) -> None:
"""Helper to print execution logs"""
for msg in execution.logs.stdout:
print(f"[{label} stdout] {msg.text}")
for msg in execution.logs.stderr:
print(f"[{label} stderr] {msg.text}")
if execution.error:
print(f"[{label} error] {execution.error.name}: {execution.error.value}")
async def main() -> None:
domain = os.getenv("SANDBOX_DOMAIN", "localhost:8080")
api_key = os.getenv("SANDBOX_API_KEY")
image = os.getenv(
"SANDBOX_IMAGE",
"opensandbox/playwright:latest",
)
python_version = os.getenv("PYTHON_VERSION", "3.11")
config = ConnectionConfig(
domain=domain,
api_key=api_key,
request_timeout=timedelta(seconds=60),
)
# Create sandbox with Python version environment variable
env = {"PYTHON_VERSION": python_version}
sandbox = await Sandbox.create(
image,
connection_config=config,
env=env,
)
async with sandbox:
# Run Playwright script to scrape a webpage
browse_exec = await sandbox.commands.run(
"python - <<'PY'\n"
"import asyncio\n"
"import os\n"
"from pathlib import Path\n"
"from playwright.async_api import async_playwright\n"
"\n"
"URL = os.environ.get('TARGET_URL', 'https://example.com')\n"
"SCREENSHOT_PATH = Path('/home/playwright/screenshot.png')\n"
"SCREENSHOT_PATH.parent.mkdir(parents=True, exist_ok=True)\n"
"\n"
"async def run():\n"
" async with async_playwright() as p:\n"
" browser = await p.chromium.launch(headless=True)\n"
" page = await browser.new_page()\n"
" await page.goto(URL, wait_until='networkidle')\n"
" title = await page.title()\n"
" content = await page.text_content('body')\n"
" await page.screenshot(path=str(SCREENSHOT_PATH), full_page=True)\n"
" print('title:', title)\n"
" print('screenshot saved at:', SCREENSHOT_PATH)\n"
" if content:\n"
" snippet = content.strip().replace('\\n', ' ')\n"
" print('content snippet:', snippet[:300])\n"
" await browser.close()\n"
"\n"
"asyncio.run(run())\n"
"PY"
)
await _print_logs("browse", browse_exec)
# Download screenshot from sandbox to local disk
screenshot_remote = "/home/playwright/screenshot.png"
screenshot_local = Path("screenshot.png")
try:
data = await sandbox.files.read_bytes(screenshot_remote)
screenshot_local.write_bytes(data)
print(f"\nDownloaded screenshot to: {screenshot_local.resolve()}")
except Exception as e:
print(f"\nFailed to download screenshot from {screenshot_remote}: {e}")
await sandbox.kill()
if __name__ == "__main__":
asyncio.run(main())
