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Merge Landrun + Browser-Use + Chromium with AI agent support (without binary files)
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"""Cloud browser service integration for browser-use.
This module provides integration with the browser-use cloud browser service.
When cloud_browser=True, it automatically creates a cloud browser instance
and returns the CDP URL for connection.
"""
import logging
import os
import httpx
from browser_use.browser.cloud.views import CloudBrowserAuthError, CloudBrowserError, CloudBrowserResponse, CreateBrowserRequest
from browser_use.sync.auth import CloudAuthConfig
logger = logging.getLogger(__name__)
class CloudBrowserClient:
"""Client for browser-use cloud browser service."""
def __init__(self, api_base_url: str = 'https://api.browser-use.com'):
self.api_base_url = api_base_url
self.client = httpx.AsyncClient(timeout=30.0)
self.current_session_id: str | None = None
async def create_browser(
self, request: CreateBrowserRequest, extra_headers: dict[str, str] | None = None
) -> CloudBrowserResponse:
"""Create a new cloud browser instance. For full docs refer to https://docs.cloud.browser-use.com/api-reference/v-2-api-current/browsers/create-browser-session-browsers-post
Args:
request: CreateBrowserRequest object containing browser creation parameters
Returns:
CloudBrowserResponse: Contains CDP URL and other browser info
"""
url = f'{self.api_base_url}/api/v2/browsers'
# Try to get API key from environment variable first, then auth config
api_token = os.getenv('BROWSER_USE_API_KEY')
if not api_token:
# Fallback to auth config file
try:
auth_config = CloudAuthConfig.load_from_file()
api_token = auth_config.api_token
except Exception:
pass
if not api_token:
raise CloudBrowserAuthError(
'No authentication token found. Please set BROWSER_USE_API_KEY environment variable to authenticate with the cloud service. You can also create an API key at https://cloud.browser-use.com/new-api-key'
)
headers = {'X-Browser-Use-API-Key': api_token, 'Content-Type': 'application/json', **(extra_headers or {})}
# Convert request to dictionary and exclude unset fields
request_body = request.model_dump(exclude_unset=True)
try:
logger.info('🌤️ Creating cloud browser instance...')
response = await self.client.post(url, headers=headers, json=request_body)
if response.status_code == 401:
raise CloudBrowserAuthError(
'Authentication failed. Please make sure you have set BROWSER_USE_API_KEY environment variable to authenticate with the cloud service. You can also create an API key at https://cloud.browser-use.com/new-api-key'
)
elif response.status_code == 403:
raise CloudBrowserAuthError('Access forbidden. Please check your browser-use cloud subscription status.')
elif not response.is_success:
error_msg = f'Failed to create cloud browser: HTTP {response.status_code}'
try:
error_data = response.json()
if 'detail' in error_data:
error_msg += f' - {error_data["detail"]}'
except Exception:
pass
raise CloudBrowserError(error_msg)
browser_data = response.json()
browser_response = CloudBrowserResponse(**browser_data)
# Store session ID for cleanup
self.current_session_id = browser_response.id
logger.info(f'🌤️ Cloud browser created successfully: {browser_response.id}')
logger.debug(f'🌤️ CDP URL: {browser_response.cdpUrl}')
# Cyan color for live URL
logger.info(f'\033[36m🔗 Live URL: {browser_response.liveUrl}\033[0m')
return browser_response
except httpx.TimeoutException:
raise CloudBrowserError('Timeout while creating cloud browser. Please try again.')
except httpx.ConnectError:
raise CloudBrowserError('Failed to connect to cloud browser service. Please check your internet connection.')
except Exception as e:
if isinstance(e, (CloudBrowserError, CloudBrowserAuthError)):
raise
raise CloudBrowserError(f'Unexpected error creating cloud browser: {e}')
async def stop_browser(
self, session_id: str | None = None, extra_headers: dict[str, str] | None = None
) -> CloudBrowserResponse:
"""Stop a cloud browser session.
Args:
session_id: Session ID to stop. If None, uses current session.
Returns:
CloudBrowserResponse: Updated browser info with stopped status
Raises:
CloudBrowserAuthError: If authentication fails
CloudBrowserError: If stopping fails
"""
if session_id is None:
session_id = self.current_session_id
if not session_id:
raise CloudBrowserError('No session ID provided and no current session available')
url = f'{self.api_base_url}/api/v2/browsers/{session_id}'
# Try to get API key from environment variable first, then auth config
api_token = os.getenv('BROWSER_USE_API_KEY')
if not api_token:
# Fallback to auth config file
try:
auth_config = CloudAuthConfig.load_from_file()
api_token = auth_config.api_token
except Exception:
pass
if not api_token:
raise CloudBrowserAuthError(
'No authentication token found. Please set BROWSER_USE_API_KEY environment variable to authenticate with the cloud service. You can also create an API key at https://cloud.browser-use.com/new-api-key'
)
headers = {'X-Browser-Use-API-Key': api_token, 'Content-Type': 'application/json', **(extra_headers or {})}
request_body = {'action': 'stop'}
try:
logger.info(f'🌤️ Stopping cloud browser session: {session_id}')
response = await self.client.patch(url, headers=headers, json=request_body)
if response.status_code == 401:
raise CloudBrowserAuthError(
'Authentication failed. Please make sure you have set the BROWSER_USE_API_KEY environment variable to authenticate with the cloud service.'
)
elif response.status_code == 404:
# Session already stopped or doesn't exist - treating as error and clearing session
logger.debug(f'🌤️ Cloud browser session {session_id} not found (already stopped)')
# Clear current session if it was this one
if session_id == self.current_session_id:
self.current_session_id = None
raise CloudBrowserError(f'Cloud browser session {session_id} not found')
elif not response.is_success:
error_msg = f'Failed to stop cloud browser: HTTP {response.status_code}'
try:
error_data = response.json()
if 'detail' in error_data:
error_msg += f' - {error_data["detail"]}'
except Exception:
pass
raise CloudBrowserError(error_msg)
browser_data = response.json()
browser_response = CloudBrowserResponse(**browser_data)
# Clear current session if it was this one
if session_id == self.current_session_id:
self.current_session_id = None
logger.info(f'🌤️ Cloud browser session stopped: {browser_response.id}')
logger.debug(f'🌤️ Status: {browser_response.status}')
return browser_response
except httpx.TimeoutException:
raise CloudBrowserError('Timeout while stopping cloud browser. Please try again.')
except httpx.ConnectError:
raise CloudBrowserError('Failed to connect to cloud browser service. Please check your internet connection.')
except Exception as e:
if isinstance(e, (CloudBrowserError, CloudBrowserAuthError)):
raise
raise CloudBrowserError(f'Unexpected error stopping cloud browser: {e}')
async def close(self):
"""Close the HTTP client and cleanup any active sessions."""
# Try to stop current session if active
if self.current_session_id:
try:
await self.stop_browser()
except Exception as e:
logger.debug(f'Failed to stop cloud browser session during cleanup: {e}')
await self.client.aclose()