File size: 7,986 Bytes
b5b9c2e | 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 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 | """Browserbase cloud browser provider (direct credentials only)."""
import logging
import os
import uuid
from typing import Any, Dict, Optional
import requests
from tools.browser_providers.base import CloudBrowserProvider
logger = logging.getLogger(__name__)
class BrowserbaseProvider(CloudBrowserProvider):
"""Browserbase (https://browserbase.com) cloud browser backend.
This provider requires direct BROWSERBASE_API_KEY and BROWSERBASE_PROJECT_ID
credentials. Managed Nous gateway support has been removed — the Nous
subscription now routes through Browser Use instead.
"""
def provider_name(self) -> str:
return "Browserbase"
def is_configured(self) -> bool:
return self._get_config_or_none() is not None
# ------------------------------------------------------------------
# Session lifecycle
# ------------------------------------------------------------------
def _get_config_or_none(self) -> Optional[Dict[str, Any]]:
api_key = os.environ.get("BROWSERBASE_API_KEY")
project_id = os.environ.get("BROWSERBASE_PROJECT_ID")
if api_key and project_id:
return {
"api_key": api_key,
"project_id": project_id,
"base_url": os.environ.get("BROWSERBASE_BASE_URL", "https://api.browserbase.com").rstrip("/"),
}
return None
def _get_config(self) -> Dict[str, Any]:
config = self._get_config_or_none()
if config is None:
raise ValueError(
"Browserbase requires BROWSERBASE_API_KEY and BROWSERBASE_PROJECT_ID "
"environment variables."
)
return config
def create_session(self, task_id: str) -> Dict[str, object]:
config = self._get_config()
# Optional env-var knobs
enable_proxies = os.environ.get("BROWSERBASE_PROXIES", "true").lower() != "false"
enable_advanced_stealth = os.environ.get("BROWSERBASE_ADVANCED_STEALTH", "false").lower() == "true"
enable_keep_alive = os.environ.get("BROWSERBASE_KEEP_ALIVE", "true").lower() != "false"
custom_timeout_ms = os.environ.get("BROWSERBASE_SESSION_TIMEOUT")
features_enabled = {
"basic_stealth": True,
"proxies": False,
"advanced_stealth": False,
"keep_alive": False,
"custom_timeout": False,
}
session_config: Dict[str, object] = {"projectId": config["project_id"]}
if enable_keep_alive:
session_config["keepAlive"] = True
if custom_timeout_ms:
try:
timeout_val = int(custom_timeout_ms)
if timeout_val > 0:
session_config["timeout"] = timeout_val
except ValueError:
logger.warning("Invalid BROWSERBASE_SESSION_TIMEOUT value: %s", custom_timeout_ms)
if enable_proxies:
session_config["proxies"] = True
if enable_advanced_stealth:
session_config["browserSettings"] = {"advancedStealth": True}
# --- Create session via API ---
headers = {
"Content-Type": "application/json",
"X-BB-API-Key": config["api_key"],
}
response = requests.post(
f"{config['base_url']}/v1/sessions",
headers=headers,
json=session_config,
timeout=30,
)
proxies_fallback = False
keepalive_fallback = False
# Handle 402 — paid features unavailable
if response.status_code == 402:
if enable_keep_alive:
keepalive_fallback = True
logger.warning(
"keepAlive may require paid plan (402), retrying without it. "
"Sessions may timeout during long operations."
)
session_config.pop("keepAlive", None)
response = requests.post(
f"{config['base_url']}/v1/sessions",
headers=headers,
json=session_config,
timeout=30,
)
if response.status_code == 402 and enable_proxies:
proxies_fallback = True
logger.warning(
"Proxies unavailable (402), retrying without proxies. "
"Bot detection may be less effective."
)
session_config.pop("proxies", None)
response = requests.post(
f"{config['base_url']}/v1/sessions",
headers=headers,
json=session_config,
timeout=30,
)
if not response.ok:
raise RuntimeError(
f"Failed to create Browserbase session: "
f"{response.status_code} {response.text}"
)
session_data = response.json()
session_name = f"hermes_{task_id}_{uuid.uuid4().hex[:8]}"
if enable_proxies and not proxies_fallback:
features_enabled["proxies"] = True
if enable_advanced_stealth:
features_enabled["advanced_stealth"] = True
if enable_keep_alive and not keepalive_fallback:
features_enabled["keep_alive"] = True
if custom_timeout_ms and "timeout" in session_config:
features_enabled["custom_timeout"] = True
feature_str = ", ".join(k for k, v in features_enabled.items() if v)
logger.info("Created Browserbase session %s with features: %s", session_name, feature_str)
return {
"session_name": session_name,
"bb_session_id": session_data["id"],
"cdp_url": session_data["connectUrl"],
"features": features_enabled,
}
def close_session(self, session_id: str) -> bool:
try:
config = self._get_config()
except ValueError:
logger.warning("Cannot close Browserbase session %s — missing credentials", session_id)
return False
try:
response = requests.post(
f"{config['base_url']}/v1/sessions/{session_id}",
headers={
"X-BB-API-Key": config["api_key"],
"Content-Type": "application/json",
},
json={
"projectId": config["project_id"],
"status": "REQUEST_RELEASE",
},
timeout=10,
)
if response.status_code in (200, 201, 204):
logger.debug("Successfully closed Browserbase session %s", session_id)
return True
else:
logger.warning(
"Failed to close session %s: HTTP %s - %s",
session_id,
response.status_code,
response.text[:200],
)
return False
except Exception as e:
logger.error("Exception closing Browserbase session %s: %s", session_id, e)
return False
def emergency_cleanup(self, session_id: str) -> None:
config = self._get_config_or_none()
if config is None:
logger.warning("Cannot emergency-cleanup Browserbase session %s — missing credentials", session_id)
return
try:
requests.post(
f"{config['base_url']}/v1/sessions/{session_id}",
headers={
"X-BB-API-Key": config["api_key"],
"Content-Type": "application/json",
},
json={
"projectId": config["project_id"],
"status": "REQUEST_RELEASE",
},
timeout=5,
)
except Exception as e:
logger.debug("Emergency cleanup failed for Browserbase session %s: %s", session_id, e)
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