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6eb9915 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | import asyncio
import pdb
from playwright.async_api import Browser as PlaywrightBrowser
from playwright.async_api import (
BrowserContext as PlaywrightBrowserContext,
)
from playwright.async_api import (
Playwright,
async_playwright,
)
from browser_use.browser.browser import Browser
from browser_use.browser.context import BrowserContext, BrowserContextConfig
from playwright.async_api import BrowserContext as PlaywrightBrowserContext
import logging
from .custom_context import CustomBrowserContext
logger = logging.getLogger(__name__)
class CustomBrowser(Browser):
async def new_context(
self,
config: BrowserContextConfig = BrowserContextConfig()
) -> CustomBrowserContext:
return CustomBrowserContext(config=config, browser=self)
async def _setup_browser_with_instance(self, playwright: Playwright) -> PlaywrightBrowser:
"""Sets up and returns a Playwright Browser instance with anti-detection measures."""
if not self.config.chrome_instance_path:
raise ValueError('Chrome instance path is required')
import subprocess
import requests
try:
# Check if browser is already running
response = requests.get('http://localhost:9222/json/version', timeout=2)
if response.status_code == 200:
logger.info('Reusing existing Chrome instance')
browser = await playwright.chromium.connect_over_cdp(
endpoint_url='http://localhost:9222',
timeout=20000, # 20 second timeout for connection
)
return browser
except requests.ConnectionError:
logger.debug('No existing Chrome instance found, starting a new one')
# Start a new Chrome instance
subprocess.Popen(
[
self.config.chrome_instance_path,
'--remote-debugging-port=9222',
] + self.config.extra_chromium_args,
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL,
)
# try to connect first in case the browser have not started
for _ in range(10):
try:
response = requests.get('http://localhost:9222/json/version', timeout=2)
if response.status_code == 200:
break
except requests.ConnectionError:
pass
await asyncio.sleep(1)
# Attempt to connect again after starting a new instance
try:
browser = await playwright.chromium.connect_over_cdp(
endpoint_url='http://localhost:9222',
timeout=20000, # 20 second timeout for connection
)
return browser
except Exception as e:
logger.error(f'Failed to start a new Chrome instance.: {str(e)}')
raise RuntimeError(
' To start chrome in Debug mode, you need to close all existing Chrome instances and try again otherwise we can not connect to the instance.'
) |