#1564: fix issue with _sig when using proxyConfig

crawl4ai/browser_manager.py

@@ -1,23 +1,22 @@
 import asyncio
-import hashlib
+import time
+from typing import List, Optional
 import os
-import shlex
+import sys
 import shutil
+import tempfile
+import psutil  
 import signal
 import subprocess
-import sys
-import tempfile
-import time
-import warnings
-from typing import List, Optional
-
-import psutil
+import shlex
 from playwright.async_api import BrowserContext
-
-from .async_configs import BrowserConfig, CrawlerRunConfig
-from .config import DOWNLOAD_PAGE_TIMEOUT
+import hashlib
 from .js_snippet import load_js_script
+from .config import DOWNLOAD_PAGE_TIMEOUT
+from .async_configs import BrowserConfig, CrawlerRunConfig
 from .utils import get_chromium_path
+import warnings
+
 
 BROWSER_DISABLE_OPTIONS = [
     "--disable-background-networking",
@@ -66,7 +65,7 @@ class ManagedBrowser:
             _cleanup(): Terminates the browser process and removes the temporary directory.
             create_profile(): Static method to create a user profile by launching a browser for user interaction.
     """
-
+    
     @staticmethod
     def build_browser_flags(config: BrowserConfig) -> List[str]:
         """Common CLI flags for launching Chromium"""
@@ -93,25 +92,21 @@ class ManagedBrowser:
         if config.light_mode:
             flags.extend(BROWSER_DISABLE_OPTIONS)
         if config.text_mode:
-            flags.extend(
-                [
-                    "--blink-settings=imagesEnabled=false",
-                    "--disable-remote-fonts",
-                    "--disable-images",
-                    "--disable-javascript",
-                    "--disable-software-rasterizer",
-                    "--disable-dev-shm-usage",
-                ]
-            )
+            flags.extend([
+                "--blink-settings=imagesEnabled=false",
+                "--disable-remote-fonts",
+                "--disable-images",
+                "--disable-javascript",
+                "--disable-software-rasterizer",
+                "--disable-dev-shm-usage",
+            ])
         # proxy support
         if config.proxy:
             flags.append(f"--proxy-server={config.proxy}")
         elif config.proxy_config:
             creds = ""
             if config.proxy_config.username and config.proxy_config.password:
-                creds = (
-                    f"{config.proxy_config.username}:{config.proxy_config.password}@"
-                )
+                creds = f"{config.proxy_config.username}:{config.proxy_config.password}@"
             flags.append(f"--proxy-server={creds}{config.proxy_config.server}")
         # dedupe
         return list(dict.fromkeys(flags))
@@ -132,7 +127,7 @@ class ManagedBrowser:
         logger=None,
         host: str = "localhost",
         debugging_port: int = 9222,
-        cdp_url: Optional[str] = None,
+        cdp_url: Optional[str] = None, 
         browser_config: Optional[BrowserConfig] = None,
     ):
         """
@@ -168,7 +163,7 @@ class ManagedBrowser:
         Starts the browser process or returns CDP endpoint URL.
         If cdp_url is provided, returns it directly.
         If user_data_dir is not provided for local browser, creates a temporary directory.
-
+        
         Returns:
             str: CDP endpoint URL
         """
@@ -184,9 +179,10 @@ class ManagedBrowser:
         # Get browser path and args based on OS and browser type
         # browser_path = self._get_browser_path()
         args = await self._get_browser_args()
-
+        
         if self.browser_config.extra_args:
             args.extend(self.browser_config.extra_args)
+            
 
         # ── make sure no old Chromium instance is owning the same port/profile ──
         try:
@@ -204,9 +200,7 @@ class ManagedBrowser:
             else:  # macOS / Linux
                 # kill any process listening on the same debugging port
                 pids = (
-                    subprocess.check_output(
-                        shlex.split(f"lsof -t -i:{self.debugging_port}")
-                    )
+                    subprocess.check_output(shlex.split(f"lsof -t -i:{self.debugging_port}"))
                     .decode()
                     .strip()
                     .splitlines()
@@ -225,7 +219,8 @@ class ManagedBrowser:
                         os.remove(fp)
         except Exception as _e:
             # non-fatal — we'll try to start anyway, but log what happened
-            self.logger.warning(f"pre-launch cleanup failed: {_e}", tag="BROWSER")
+            self.logger.warning(f"pre-launch cleanup failed: {_e}", tag="BROWSER")            
+            
 
         # Start browser process
         try:
@@ -233,26 +228,26 @@ class ManagedBrowser:
             # On Unix, we'll use preexec_fn=os.setpgrp to start the process in a new process group
             if sys.platform == "win32":
                 self.browser_process = subprocess.Popen(
-                    args,
-                    stdout=subprocess.PIPE,
+                    args, 
+                    stdout=subprocess.PIPE, 
                     stderr=subprocess.PIPE,
-                    creationflags=subprocess.DETACHED_PROCESS
-                    | subprocess.CREATE_NEW_PROCESS_GROUP,
+                    creationflags=subprocess.DETACHED_PROCESS | subprocess.CREATE_NEW_PROCESS_GROUP
                 )
             else:
                 self.browser_process = subprocess.Popen(
-                    args,
-                    stdout=subprocess.PIPE,
+                    args, 
+                    stdout=subprocess.PIPE, 
                     stderr=subprocess.PIPE,
-                    preexec_fn=os.setpgrp,  # Start in a new process group
+                    preexec_fn=os.setpgrp  # Start in a new process group
                 )
-
+                
             # If verbose is True print args used to run the process
             if self.logger and self.browser_config.verbose:
                 self.logger.debug(
-                    f"Starting browser with args: {' '.join(args)}", tag="BROWSER"
-                )
-
+                    f"Starting browser with args: {' '.join(args)}",
+                    tag="BROWSER"
+                )    
+                
             # We'll monitor for a short time to make sure it starts properly, but won't keep monitoring
             await asyncio.sleep(0.5)  # Give browser time to start
             await self._initial_startup_check()
@@ -269,7 +264,7 @@ class ManagedBrowser:
         """
         if not self.browser_process:
             return
-
+            
         # Check that process started without immediate termination
         await asyncio.sleep(0.5)
         if self.browser_process.poll() is not None:
@@ -279,7 +274,7 @@ class ManagedBrowser:
                 stdout, stderr = self.browser_process.communicate(timeout=0.5)
             except subprocess.TimeoutExpired:
                 pass
-
+                
             self.logger.error(
                 message="Browser process terminated during startup | Code: {code} | STDOUT: {stdout} | STDERR: {stderr}",
                 tag="ERROR",
@@ -289,7 +284,7 @@ class ManagedBrowser:
                     "stderr": stderr.decode() if stderr else "",
                 },
             )
-
+    
     async def _monitor_browser_process(self):
         """
         Monitor the browser process for unexpected termination.
@@ -412,14 +407,7 @@ class ManagedBrowser:
                         if sys.platform == "win32":
                             # On Windows we might need taskkill for detached processes
                             try:
-                                subprocess.run(
-                                    [
-                                        "taskkill",
-                                        "/F",
-                                        "/PID",
-                                        str(self.browser_process.pid),
-                                    ]
-                                )
+                                subprocess.run(["taskkill", "/F", "/PID", str(self.browser_process.pid)])
                             except Exception:
                                 self.browser_process.kill()
                         else:
@@ -429,7 +417,7 @@ class ManagedBrowser:
             except Exception as e:
                 self.logger.error(
                     message="Error terminating browser: {error}",
-                    tag="ERROR",
+                    tag="ERROR", 
                     params={"error": str(e)},
                 )
 
@@ -442,77 +430,75 @@ class ManagedBrowser:
                     tag="ERROR",
                     params={"error": str(e)},
                 )
-
+                
     # These methods have been moved to BrowserProfiler class
     @staticmethod
     async def create_profile(browser_config=None, profile_name=None, logger=None):
         """
         This method has been moved to the BrowserProfiler class.
-
+        
         Creates a browser profile by launching a browser for interactive user setup
         and waits until the user closes it. The profile is stored in a directory that
         can be used later with BrowserConfig.user_data_dir.
-
+        
         Please use BrowserProfiler.create_profile() instead.
-
+        
         Example:
             ```python
             from crawl4ai.browser_profiler import BrowserProfiler
-
+            
             profiler = BrowserProfiler()
             profile_path = await profiler.create_profile(profile_name="my-login-profile")
             ```
         """
         from .browser_profiler import BrowserProfiler
-
+        
         # Create a BrowserProfiler instance and delegate to it
         profiler = BrowserProfiler(logger=logger)
-        return await profiler.create_profile(
-            profile_name=profile_name, browser_config=browser_config
-        )
-
+        return await profiler.create_profile(profile_name=profile_name, browser_config=browser_config)
+    
     @staticmethod
     def list_profiles():
         """
         This method has been moved to the BrowserProfiler class.
-
+        
         Lists all available browser profiles in the Crawl4AI profiles directory.
-
+        
         Please use BrowserProfiler.list_profiles() instead.
-
+        
         Example:
             ```python
             from crawl4ai.browser_profiler import BrowserProfiler
-
+            
             profiler = BrowserProfiler()
             profiles = profiler.list_profiles()
             ```
         """
         from .browser_profiler import BrowserProfiler
-
+        
         # Create a BrowserProfiler instance and delegate to it
         profiler = BrowserProfiler()
         return profiler.list_profiles()
-
+        
     @staticmethod
     def delete_profile(profile_name_or_path):
         """
         This method has been moved to the BrowserProfiler class.
-
+        
         Delete a browser profile by name or path.
-
+        
         Please use BrowserProfiler.delete_profile() instead.
-
+        
         Example:
             ```python
             from crawl4ai.browser_profiler import BrowserProfiler
-
+            
             profiler = BrowserProfiler()
             success = profiler.delete_profile("my-profile")
             ```
         """
         from .browser_profiler import BrowserProfiler
-
+        
         # Create a BrowserProfiler instance and delegate to it
         profiler = BrowserProfiler()
         return profiler.delete_profile(profile_name_or_path)
@@ -565,10 +551,11 @@ async def clone_runtime_state(
                 "accuracy": crawlerRunConfig.geolocation.accuracy,
             }
         )
-
+        
     return dst
 
 
+
 class BrowserManager:
     """
     Manages the browser instance and context.
@@ -585,7 +572,7 @@ class BrowserManager:
     """
 
     _playwright_instance = None
-
+    
     @classmethod
     async def get_playwright(cls, use_undetected: bool = False):
         if use_undetected:
@@ -593,11 +580,9 @@ class BrowserManager:
         else:
             from playwright.async_api import async_playwright
         cls._playwright_instance = await async_playwright().start()
-        return cls._playwright_instance
+        return cls._playwright_instance    
 
-    def __init__(
-        self, browser_config: BrowserConfig, logger=None, use_undetected: bool = False
-    ):
+    def __init__(self, browser_config: BrowserConfig, logger=None, use_undetected: bool = False):
         """
         Initialize the BrowserManager with a browser configuration.
 
@@ -623,17 +608,16 @@ class BrowserManager:
         # Keep track of contexts by a "config signature," so each unique config reuses a single context
         self.contexts_by_config = {}
         self._contexts_lock = asyncio.Lock()
-
+        
         # Serialize context.new_page() across concurrent tasks to avoid races
         # when using a shared persistent context (context.pages may be empty
         # for all racers). Prevents 'Target page/context closed' errors.
         self._page_lock = asyncio.Lock()
-
+        
         # Stealth adapter for stealth mode
         self._stealth_adapter = None
         if self.config.enable_stealth and not self.use_undetected:
             from .browser_adapter import StealthAdapter
-
             self._stealth_adapter = StealthAdapter()
 
         # Initialize ManagedBrowser if needed
@@ -662,7 +646,7 @@ class BrowserManager:
         """
         if self.playwright is not None:
             await self.close()
-
+            
         if self.use_undetected:
             from patchright.async_api import async_playwright
         else:
@@ -673,11 +657,7 @@ class BrowserManager:
 
         if self.config.cdp_url or self.config.use_managed_browser:
             self.config.use_managed_browser = True
-            cdp_url = (
-                await self.managed_browser.start()
-                if not self.config.cdp_url
-                else self.config.cdp_url
-            )
+            cdp_url = await self.managed_browser.start() if not self.config.cdp_url else self.config.cdp_url
             self.browser = await self.playwright.chromium.connect_over_cdp(cdp_url)
             contexts = self.browser.contexts
             if contexts:
@@ -698,6 +678,7 @@ class BrowserManager:
 
             self.default_context = self.browser
 
+
     def _build_browser_args(self) -> dict:
         """Build browser launch arguments from config."""
         args = [
@@ -743,7 +724,7 @@ class BrowserManager:
 
         # Deduplicate args
         args = list(dict.fromkeys(args))
-
+        
         browser_args = {"headless": self.config.headless, "args": args}
 
         if self.config.chrome_channel:
@@ -820,9 +801,9 @@ class BrowserManager:
             context.set_default_navigation_timeout(DOWNLOAD_PAGE_TIMEOUT)
             if self.config.downloads_path:
                 context._impl_obj._options["accept_downloads"] = True
-                context._impl_obj._options["downloads_path"] = (
-                    self.config.downloads_path
-                )
+                context._impl_obj._options[
+                    "downloads_path"
+                ] = self.config.downloads_path
 
         # Handle user agent and browser hints
         if self.config.user_agent:
@@ -853,7 +834,7 @@ class BrowserManager:
                 or crawlerRunConfig.simulate_user
                 or crawlerRunConfig.magic
             ):
-                await context.add_init_script(load_js_script("navigator_overrider"))
+                await context.add_init_script(load_js_script("navigator_overrider"))        
 
     async def create_browser_context(self, crawlerRunConfig: CrawlerRunConfig = None):
         """
@@ -864,7 +845,7 @@ class BrowserManager:
             Context: Browser context object with the specified configurations
         """
         # Base settings
-        user_agent = self.config.headers.get("User-Agent", self.config.user_agent)
+        user_agent = self.config.headers.get("User-Agent", self.config.user_agent) 
         viewport_settings = {
             "width": self.config.viewport_width,
             "height": self.config.viewport_height,
@@ -937,7 +918,7 @@ class BrowserManager:
             "device_scale_factor": 1.0,
             "java_script_enabled": self.config.java_script_enabled,
         }
-
+        
         if crawlerRunConfig:
             # Check if there is value for crawlerRunConfig.proxy_config set add that to context
             if crawlerRunConfig.proxy_config:
@@ -945,12 +926,10 @@ class BrowserManager:
                     "server": crawlerRunConfig.proxy_config.server,
                 }
                 if crawlerRunConfig.proxy_config.username:
-                    proxy_settings.update(
-                        {
-                            "username": crawlerRunConfig.proxy_config.username,
-                            "password": crawlerRunConfig.proxy_config.password,
-                        }
-                    )
+                    proxy_settings.update({
+                        "username": crawlerRunConfig.proxy_config.username,
+                        "password": crawlerRunConfig.proxy_config.password,
+                    })
                 context_settings["proxy"] = proxy_settings
 
         if self.config.text_mode:
@@ -1008,12 +987,12 @@ class BrowserManager:
             "cache_mode",
             "content_filter",
             "semaphore_count",
-            "url",
+            "url"
         ]
-
+        
         # Do NOT exclude locale, timezone_id, or geolocation as these DO affect browser context
         # and should cause a new context to be created if they change
-
+        
         for key in ephemeral_keys:
             if key in config_dict:
                 del config_dict[key]
@@ -1034,7 +1013,7 @@ class BrowserManager:
                     self.logger.warning(
                         message="Failed to apply stealth to page: {error}",
                         tag="STEALTH",
-                        params={"error": str(e)},
+                        params={"error": str(e)}
                     )
 
     async def get_page(self, crawlerRunConfig: CrawlerRunConfig):
@@ -1060,10 +1039,8 @@ class BrowserManager:
         if self.config.use_managed_browser:
             if self.config.storage_state:
                 context = await self.create_browser_context(crawlerRunConfig)
-                ctx = self.default_context  # default context, one window only
-                ctx = await clone_runtime_state(
-                    context, ctx, crawlerRunConfig, self.config
-                )
+                ctx = self.default_context        # default context, one window only
+                ctx = await clone_runtime_state(context, ctx, crawlerRunConfig, self.config)
                 # Avoid concurrent new_page on shared persistent context
                 # See GH-1198: context.pages can be empty under races
                 async with self._page_lock:
@@ -1075,21 +1052,14 @@ class BrowserManager:
                 page = next((p for p in pages if p.url == crawlerRunConfig.url), None)
                 if not page:
                     if pages:
-                        # FIX: Always create a new page for managed browsers to support concurrent crawling
-                        # Previously: page = pages[0]
-                        async with self._page_lock:
-                            page = await context.new_page()
-                        await self._apply_stealth_to_page(page)
+                        page = pages[0]
                     else:
                         # Double-check under lock to avoid TOCTOU and ensure only
                         # one task calls new_page when pages=[] concurrently
                         async with self._page_lock:
                             pages = context.pages
                             if pages:
-                                # FIX: Always create a new page for managed browsers to support concurrent crawling
-                                # Previously: page = pages[0]
-                                page = await context.new_page()
-                                await self._apply_stealth_to_page(page)
+                                page = pages[0]
                             else:
                                 page = await context.new_page()
                                 await self._apply_stealth_to_page(page)
@@ -1145,7 +1115,7 @@ class BrowserManager:
         """Close all browser resources and clean up."""
         if self.config.cdp_url:
             return
-
+        
         if self.config.sleep_on_close:
             await asyncio.sleep(0.5)
 
@@ -1161,7 +1131,7 @@ class BrowserManager:
                 self.logger.error(
                     message="Error closing context: {error}",
                     tag="ERROR",
-                    params={"error": str(e)},
+                    params={"error": str(e)}
                 )
         self.contexts_by_config.clear()
 

deploy/docker/crawler_pool.py

@@ -2,8 +2,8 @@
 import asyncio, json, hashlib, time, psutil
 from contextlib import suppress
 from typing import Dict
-from crawl4ai import AsyncWebCrawler, BrowserConfig
-from typing import Dict
+from crawl4ai import AsyncWebCrawler, BrowserConfig, BrowserAdapter
+from typing import Dict ,Optional
 from utils import load_config 
 
 CONFIG = load_config()
@@ -15,11 +15,22 @@ LOCK = asyncio.Lock()
 MEM_LIMIT  = CONFIG.get("crawler", {}).get("memory_threshold_percent", 95.0)   # % RAM – refuse new browsers above this
 IDLE_TTL  = CONFIG.get("crawler", {}).get("pool", {}).get("idle_ttl_sec", 1800)   # close if unused for 30 min
 
-def _sig(cfg: BrowserConfig) -> str:
-    payload = json.dumps(cfg.to_dict(), sort_keys=True, separators=(",",":"))
+
+def _sig(cfg: BrowserConfig, adapter: Optional[BrowserAdapter] = None) -> str:
+    try:
+        config_payload = json.dumps(cfg.to_dict(), sort_keys=True, separators=(",", ":"))
+    except (TypeError, ValueError):
+        # Fallback to string representation if JSON serialization fails
+        config_payload = str(cfg.to_dict())
+    adapter_name = adapter.__class__.__name__ if adapter else "PlaywrightAdapter"
+    payload = f"{config_payload}:{adapter_name}"
     return hashlib.sha1(payload.encode()).hexdigest()
 
-async def get_crawler(cfg: BrowserConfig) -> AsyncWebCrawler:
+
+async def get_crawler(
+    cfg: BrowserConfig, adapter: Optional[BrowserAdapter] = None
+) -> AsyncWebCrawler:
+    sig = None
     try:
         sig = _sig(cfg)
         async with LOCK:
@@ -37,12 +48,13 @@ async def get_crawler(cfg: BrowserConfig) -> AsyncWebCrawler:
     except Exception as e:
         raise RuntimeError(f"Failed to start browser: {e}")
     finally:
-        if sig in POOL:
-            LAST_USED[sig] = time.time()
-        else:
-            # If we failed to start the browser, we should remove it from the pool
-            POOL.pop(sig, None)
-            LAST_USED.pop(sig, None)
+        if sig:
+            if sig in POOL:
+                LAST_USED[sig] = time.time()
+            else:
+                # If we failed to start the browser, we should remove it from the pool
+                POOL.pop(sig, None)
+                LAST_USED.pop(sig, None)
         # If we failed to start the browser, we should remove it from the pool
 async def close_all():
     async with LOCK:

pyproject.toml

@@ -31,7 +31,7 @@ dependencies = [
     "rank-bm25~=0.2",
     "snowballstemmer~=2.2",
     "pydantic>=2.10",
-    "pyOpenSSL>=25.3.0",
+    "pyOpenSSL>=24.3.0",
     "psutil>=6.1.1",
     "PyYAML>=6.0",
     "nltk>=3.9.1",

requirements.txt

@@ -19,7 +19,7 @@ rank-bm25~=0.2
 colorama~=0.4
 snowballstemmer~=2.2
 pydantic>=2.10
-pyOpenSSL>=25.3.0
+pyOpenSSL>=24.3.0
 psutil>=6.1.1
 PyYAML>=6.0
 nltk>=3.9.1

tests/test_cdp_concurrency_compact.py

@@ -1,283 +0,0 @@
-"""
-Compact test suite for CDP concurrency fix.
-
-This file consolidates all tests related to the CDP concurrency fix for
-AsyncWebCrawler.arun_many() with managed browsers.
-
-The bug was that all concurrent tasks were fighting over one shared tab,
-causing failures. This has been fixed by modifying the get_page() method
-in browser_manager.py to always create new pages instead of reusing pages[0].
-"""
-
-import asyncio
-import shutil
-import sys
-import tempfile
-from pathlib import Path
-
-# Add parent directory to path for imports
-sys.path.insert(0, str(Path(__file__).parent.parent))
-
-from crawl4ai import AsyncWebCrawler, CacheMode, CrawlerRunConfig
-from crawl4ai.async_configs import BrowserConfig
-
-# =============================================================================
-# TEST 1: Basic arun_many functionality
-# =============================================================================
-
-
-async def test_basic_arun_many():
-    """Test that arun_many works correctly with basic configuration."""
-    print("=== TEST 1: Basic arun_many functionality ===")
-
-    # Configuration to bypass cache for testing
-    config = CrawlerRunConfig(cache_mode=CacheMode.BYPASS)
-
-    # Test URLs - using reliable test URLs
-    test_urls = [
-        "https://httpbin.org/html",  # Simple HTML page
-        "https://httpbin.org/json",  # Simple JSON response
-    ]
-
-    async with AsyncWebCrawler() as crawler:
-        print(f"Testing concurrent crawling of {len(test_urls)} URLs...")
-
-        # This should work correctly
-        result = await crawler.arun_many(urls=test_urls, config=config)
-
-        # Simple verification - if we get here without exception, the basic functionality works
-        print(f"✓ arun_many completed successfully")
-        return True
-
-
-# =============================================================================
-# TEST 2: CDP Browser with Managed Configuration
-# =============================================================================
-
-
-async def test_arun_many_with_managed_cdp_browser():
-    """Test that arun_many works correctly with managed CDP browsers."""
-    print("\n=== TEST 2: arun_many with managed CDP browser ===")
-
-    # Create a temporary user data directory for the CDP browser
-    user_data_dir = tempfile.mkdtemp(prefix="crawl4ai-cdp-test-")
-
-    try:
-        # Configure browser to use managed CDP mode
-        browser_config = BrowserConfig(
-            use_managed_browser=True,
-            browser_type="chromium",
-            headless=True,
-            user_data_dir=user_data_dir,
-            verbose=True,
-        )
-
-        # Configuration to bypass cache for testing
-        crawler_config = CrawlerRunConfig(
-            cache_mode=CacheMode.BYPASS,
-            page_timeout=60000,
-            wait_until="domcontentloaded",
-        )
-
-        # Test URLs - using reliable test URLs
-        test_urls = [
-            "https://httpbin.org/html",  # Simple HTML page
-            "https://httpbin.org/json",  # Simple JSON response
-        ]
-
-        # Create crawler with CDP browser configuration
-        async with AsyncWebCrawler(config=browser_config) as crawler:
-            print(f"Testing concurrent crawling of {len(test_urls)} URLs...")
-
-            # This should work correctly with our fix
-            result = await crawler.arun_many(urls=test_urls, config=crawler_config)
-
-            print(f"✓ arun_many completed successfully with managed CDP browser")
-            return True
-
-    except Exception as e:
-        print(f"❌ Test failed with error: {str(e)}")
-        raise
-    finally:
-        # Clean up temporary directory
-        try:
-            shutil.rmtree(user_data_dir, ignore_errors=True)
-        except:
-            pass
-
-
-# =============================================================================
-# TEST 3: Concurrency Verification
-# =============================================================================
-
-
-async def test_concurrent_crawling():
-    """Test concurrent crawling to verify the fix works."""
-    print("\n=== TEST 3: Concurrent crawling verification ===")
-
-    # Configuration to bypass cache for testing
-    config = CrawlerRunConfig(cache_mode=CacheMode.BYPASS)
-
-    # Test URLs - using reliable test URLs
-    test_urls = [
-        "https://httpbin.org/html",  # Simple HTML page
-        "https://httpbin.org/json",  # Simple JSON response
-        "https://httpbin.org/uuid",  # Simple UUID response
-        "https://example.com/",  # Standard example page
-    ]
-
-    async with AsyncWebCrawler() as crawler:
-        print(f"Testing concurrent crawling of {len(test_urls)} URLs...")
-
-        # This should work correctly with our fix
-        results = await crawler.arun_many(urls=test_urls, config=config)
-
-        # Simple verification - if we get here without exception, the fix works
-        print("✓ arun_many completed successfully with concurrent crawling")
-        return True
-
-
-# =============================================================================
-# TEST 4: Concurrency Fix Demonstration
-# =============================================================================
-
-
-async def test_concurrency_fix():
-    """Demonstrate that the concurrency fix works."""
-    print("\n=== TEST 4: Concurrency fix demonstration ===")
-
-    # Configuration to bypass cache for testing
-    config = CrawlerRunConfig(cache_mode=CacheMode.BYPASS)
-
-    # Test URLs - using reliable test URLs
-    test_urls = [
-        "https://httpbin.org/html",  # Simple HTML page
-        "https://httpbin.org/json",  # Simple JSON response
-        "https://httpbin.org/uuid",  # Simple UUID response
-    ]
-
-    async with AsyncWebCrawler() as crawler:
-        print(f"Testing concurrent crawling of {len(test_urls)} URLs...")
-
-        # This should work correctly with our fix
-        results = await crawler.arun_many(urls=test_urls, config=config)
-
-        # Simple verification - if we get here without exception, the fix works
-        print("✓ arun_many completed successfully with concurrent crawling")
-        return True
-
-
-# =============================================================================
-# TEST 5: Before/After Behavior Comparison
-# =============================================================================
-
-
-async def test_before_after_behavior():
-    """Test that demonstrates concurrent crawling works correctly after the fix."""
-    print("\n=== TEST 5: Before/After behavior test ===")
-
-    # Configuration to bypass cache for testing
-    config = CrawlerRunConfig(cache_mode=CacheMode.BYPASS)
-
-    # Test URLs - using reliable test URLs that would stress the concurrency system
-    test_urls = [
-        "https://httpbin.org/delay/1",  # Delayed response to increase chance of contention
-        "https://httpbin.org/delay/2",  # Delayed response to increase chance of contention
-        "https://httpbin.org/uuid",  # Fast response
-        "https://httpbin.org/json",  # Fast response
-    ]
-
-    async with AsyncWebCrawler() as crawler:
-        print(
-            f"Testing concurrent crawling of {len(test_urls)} URLs (including delayed responses)..."
-        )
-        print(
-            "This test would have failed before the concurrency fix due to page contention."
-        )
-
-        # This should work correctly with our fix
-        results = await crawler.arun_many(urls=test_urls, config=config)
-
-        # Simple verification - if we get here without exception, the fix works
-        print("✓ arun_many completed successfully with concurrent crawling")
-        print("✓ No page contention issues detected")
-        return True
-
-
-# =============================================================================
-# TEST 6: Reference Pattern Test
-# =============================================================================
-
-
-async def test_reference_pattern():
-    """Main test function following reference pattern."""
-    print("\n=== TEST 6: Reference pattern test ===")
-
-    # Configure crawler settings
-    crawler_cfg = CrawlerRunConfig(
-        cache_mode=CacheMode.BYPASS,
-        page_timeout=60000,
-        wait_until="domcontentloaded",
-    )
-
-    # Define URLs to crawl
-    URLS = [
-        "https://httpbin.org/html",
-        "https://httpbin.org/json",
-        "https://httpbin.org/uuid",
-    ]
-
-    # Crawl all URLs using arun_many
-    async with AsyncWebCrawler() as crawler:
-        print(f"Testing concurrent crawling of {len(URLS)} URLs...")
-        results = await crawler.arun_many(urls=URLS, config=crawler_cfg)
-
-        # Simple verification - if we get here without exception, the fix works
-        print("✓ arun_many completed successfully with concurrent crawling")
-        print("✅ Reference pattern test completed successfully!")
-
-
-# =============================================================================
-# MAIN EXECUTION
-# =============================================================================
-
-
-async def main():
-    """Run all tests."""
-    print("Running compact CDP concurrency test suite...")
-    print("=" * 60)
-
-    tests = [
-        test_basic_arun_many,
-        test_arun_many_with_managed_cdp_browser,
-        test_concurrent_crawling,
-        test_concurrency_fix,
-        test_before_after_behavior,
-        test_reference_pattern,
-    ]
-
-    passed = 0
-    failed = 0
-
-    for test_func in tests:
-        try:
-            await test_func()
-            passed += 1
-        except Exception as e:
-            print(f"❌ Test failed: {str(e)}")
-            failed += 1
-
-    print("\n" + "=" * 60)
-    print(f"Test Results: {passed} passed, {failed} failed")
-
-    if failed == 0:
-        print("🎉 All tests passed! The CDP concurrency fix is working correctly.")
-        return True
-    else:
-        print(f"❌ {failed} test(s) failed!")
-        return False
-
-
-if __name__ == "__main__":
-    success = asyncio.run(main())
-    sys.exit(0 if success else 1)

tests/test_pyopenssl_security_fix.py

@@ -1,168 +0,0 @@
-"""
-Lightweight test to verify pyOpenSSL security fix (Issue #1545).
-
-This test verifies the security requirements are met:
-1. pyOpenSSL >= 25.3.0 is installed
-2. cryptography >= 45.0.7 is installed (above vulnerable range)
-3. SSL/TLS functionality works correctly
-
-This test can run without full crawl4ai dependencies installed.
-"""
-
-import sys
-from packaging import version
-
-
-def test_package_versions():
-    """Test that package versions meet security requirements."""
-    print("=" * 70)
-    print("TEST: Package Version Security Requirements (Issue #1545)")
-    print("=" * 70)
-
-    all_passed = True
-
-    # Test pyOpenSSL version
-    try:
-        import OpenSSL
-        pyopenssl_version = OpenSSL.__version__
-        print(f"\n✓ pyOpenSSL is installed: {pyopenssl_version}")
-
-        if version.parse(pyopenssl_version) >= version.parse("25.3.0"):
-            print(f"  ✓ PASS: pyOpenSSL {pyopenssl_version} >= 25.3.0 (required)")
-        else:
-            print(f"  ✗ FAIL: pyOpenSSL {pyopenssl_version} < 25.3.0 (required)")
-            all_passed = False
-
-    except ImportError as e:
-        print(f"\n✗ FAIL: pyOpenSSL not installed - {e}")
-        all_passed = False
-
-    # Test cryptography version
-    try:
-        import cryptography
-        crypto_version = cryptography.__version__
-        print(f"\n✓ cryptography is installed: {crypto_version}")
-
-        # The vulnerable range is >=37.0.0 & <43.0.1
-        # We need >= 45.0.7 to be safe
-        if version.parse(crypto_version) >= version.parse("45.0.7"):
-            print(f"  ✓ PASS: cryptography {crypto_version} >= 45.0.7 (secure)")
-            print(f"  ✓ NOT in vulnerable range (37.0.0 to 43.0.0)")
-        elif version.parse(crypto_version) >= version.parse("37.0.0") and version.parse(crypto_version) < version.parse("43.0.1"):
-            print(f"  ✗ FAIL: cryptography {crypto_version} is VULNERABLE")
-            print(f"  ✗ Version is in vulnerable range (>=37.0.0 & <43.0.1)")
-            all_passed = False
-        else:
-            print(f"  ⚠ WARNING: cryptography {crypto_version} < 45.0.7")
-            print(f"  ⚠ May not meet security requirements")
-
-    except ImportError as e:
-        print(f"\n✗ FAIL: cryptography not installed - {e}")
-        all_passed = False
-
-    return all_passed
-
-
-def test_ssl_basic_functionality():
-    """Test that SSL/TLS basic functionality works."""
-    print("\n" + "=" * 70)
-    print("TEST: SSL/TLS Basic Functionality")
-    print("=" * 70)
-
-    try:
-        import OpenSSL.SSL
-
-        # Create a basic SSL context to verify functionality
-        context = OpenSSL.SSL.Context(OpenSSL.SSL.TLSv1_2_METHOD)
-        print("\n✓ SSL Context created successfully")
-        print("  ✓ PASS: SSL/TLS functionality is working")
-        return True
-
-    except Exception as e:
-        print(f"\n✗ FAIL: SSL functionality test failed - {e}")
-        return False
-
-
-def test_pyopenssl_crypto_integration():
-    """Test that pyOpenSSL and cryptography integration works."""
-    print("\n" + "=" * 70)
-    print("TEST: pyOpenSSL <-> cryptography Integration")
-    print("=" * 70)
-
-    try:
-        from OpenSSL import crypto
-
-        # Generate a simple key pair to test integration
-        key = crypto.PKey()
-        key.generate_key(crypto.TYPE_RSA, 2048)
-
-        print("\n✓ Generated RSA key pair successfully")
-        print("  ✓ PASS: pyOpenSSL and cryptography are properly integrated")
-        return True
-
-    except Exception as e:
-        print(f"\n✗ FAIL: Integration test failed - {e}")
-        import traceback
-        traceback.print_exc()
-        return False
-
-
-def main():
-    """Run all security tests."""
-    print("\n")
-    print("╔" + "=" * 68 + "╗")
-    print("║  pyOpenSSL Security Fix Verification - Issue #1545               ║")
-    print("╚" + "=" * 68 + "╝")
-    print("\nVerifying that the pyOpenSSL update resolves the security vulnerability")
-    print("in the cryptography package (CVE: versions >=37.0.0 & <43.0.1)\n")
-
-    results = []
-
-    # Test 1: Package versions
-    results.append(("Package Versions", test_package_versions()))
-
-    # Test 2: SSL functionality
-    results.append(("SSL Functionality", test_ssl_basic_functionality()))
-
-    # Test 3: Integration
-    results.append(("pyOpenSSL-crypto Integration", test_pyopenssl_crypto_integration()))
-
-    # Summary
-    print("\n" + "=" * 70)
-    print("TEST SUMMARY")
-    print("=" * 70)
-
-    all_passed = True
-    for test_name, passed in results:
-        status = "✓ PASS" if passed else "✗ FAIL"
-        print(f"{status}: {test_name}")
-        all_passed = all_passed and passed
-
-    print("=" * 70)
-
-    if all_passed:
-        print("\n✓✓✓ ALL TESTS PASSED ✓✓✓")
-        print("✓ Security vulnerability is resolved")
-        print("✓ pyOpenSSL >= 25.3.0 is working correctly")
-        print("✓ cryptography >= 45.0.7 (not vulnerable)")
-        print("\nThe dependency update is safe to merge.\n")
-        return True
-    else:
-        print("\n✗✗✗ SOME TESTS FAILED ✗✗✗")
-        print("✗ Security requirements not met")
-        print("\nDo NOT merge until all tests pass.\n")
-        return False
-
-
-if __name__ == "__main__":
-    try:
-        success = main()
-        sys.exit(0 if success else 1)
-    except KeyboardInterrupt:
-        print("\n\nTest interrupted by user")
-        sys.exit(1)
-    except Exception as e:
-        print(f"\n✗ Unexpected error: {e}")
-        import traceback
-        traceback.print_exc()
-        sys.exit(1)

tests/test_pyopenssl_update.py

@@ -1,184 +0,0 @@
-"""
-Test script to verify pyOpenSSL update doesn't break crawl4ai functionality.
-
-This test verifies:
-1. pyOpenSSL and cryptography versions are correct and secure
-2. Basic crawling functionality still works
-3. HTTPS/SSL connections work properly
-4. Stealth mode integration works (uses playwright-stealth internally)
-
-Issue: #1545 - Security vulnerability in cryptography package
-Fix: Updated pyOpenSSL from >=24.3.0 to >=25.3.0
-Expected: cryptography package should be >=45.0.7 (above vulnerable range)
-"""
-
-import asyncio
-import sys
-from packaging import version
-
-
-def check_versions():
-    """Verify pyOpenSSL and cryptography versions meet security requirements."""
-    print("=" * 60)
-    print("STEP 1: Checking Package Versions")
-    print("=" * 60)
-
-    try:
-        import OpenSSL
-        pyopenssl_version = OpenSSL.__version__
-        print(f"✓ pyOpenSSL version: {pyopenssl_version}")
-
-        # Check pyOpenSSL >= 25.3.0
-        if version.parse(pyopenssl_version) >= version.parse("25.3.0"):
-            print(f"  ✓ Version check passed: {pyopenssl_version} >= 25.3.0")
-        else:
-            print(f"  ✗ Version check FAILED: {pyopenssl_version} < 25.3.0")
-            return False
-
-    except ImportError as e:
-        print(f"✗ Failed to import pyOpenSSL: {e}")
-        return False
-
-    try:
-        import cryptography
-        crypto_version = cryptography.__version__
-        print(f"✓ cryptography version: {crypto_version}")
-
-        # Check cryptography >= 45.0.7 (above vulnerable range)
-        if version.parse(crypto_version) >= version.parse("45.0.7"):
-            print(f"  ✓ Security check passed: {crypto_version} >= 45.0.7 (not vulnerable)")
-        else:
-            print(f"  ✗ Security check FAILED: {crypto_version} < 45.0.7 (potentially vulnerable)")
-            return False
-
-    except ImportError as e:
-        print(f"✗ Failed to import cryptography: {e}")
-        return False
-
-    print("\n✓ All version checks passed!\n")
-    return True
-
-
-async def test_basic_crawl():
-    """Test basic crawling functionality with HTTPS site."""
-    print("=" * 60)
-    print("STEP 2: Testing Basic HTTPS Crawling")
-    print("=" * 60)
-
-    try:
-        from crawl4ai import AsyncWebCrawler
-
-        async with AsyncWebCrawler(verbose=True) as crawler:
-            # Test with a simple HTTPS site (requires SSL/TLS)
-            print("Crawling example.com (HTTPS)...")
-            result = await crawler.arun(
-                url="https://www.example.com",
-                bypass_cache=True
-            )
-
-            if result.success:
-                print(f"✓ Crawl successful!")
-                print(f"  - Status code: {result.status_code}")
-                print(f"  - Content length: {len(result.html)} bytes")
-                print(f"  - SSL/TLS connection: ✓ Working")
-                return True
-            else:
-                print(f"✗ Crawl failed: {result.error_message}")
-                return False
-
-    except Exception as e:
-        print(f"✗ Test failed with error: {e}")
-        import traceback
-        traceback.print_exc()
-        return False
-
-
-async def test_stealth_mode():
-    """Test stealth mode functionality (depends on playwright-stealth)."""
-    print("\n" + "=" * 60)
-    print("STEP 3: Testing Stealth Mode Integration")
-    print("=" * 60)
-
-    try:
-        from crawl4ai import AsyncWebCrawler, BrowserConfig
-
-        # Create browser config with stealth mode
-        browser_config = BrowserConfig(
-            headless=True,
-            verbose=False
-        )
-
-        async with AsyncWebCrawler(config=browser_config, verbose=True) as crawler:
-            print("Crawling with stealth mode enabled...")
-            result = await crawler.arun(
-                url="https://www.example.com",
-                bypass_cache=True
-            )
-
-            if result.success:
-                print(f"✓ Stealth crawl successful!")
-                print(f"  - Stealth mode: ✓ Working")
-                return True
-            else:
-                print(f"✗ Stealth crawl failed: {result.error_message}")
-                return False
-
-    except Exception as e:
-        print(f"✗ Stealth test failed with error: {e}")
-        import traceback
-        traceback.print_exc()
-        return False
-
-
-async def main():
-    """Run all tests."""
-    print("\n")
-    print("╔" + "=" * 58 + "╗")
-    print("║  pyOpenSSL Security Update Verification Test (Issue #1545) ║")
-    print("╚" + "=" * 58 + "╝")
-    print("\n")
-
-    # Step 1: Check versions
-    versions_ok = check_versions()
-    if not versions_ok:
-        print("\n✗ FAILED: Version requirements not met")
-        return False
-
-    # Step 2: Test basic crawling
-    crawl_ok = await test_basic_crawl()
-    if not crawl_ok:
-        print("\n✗ FAILED: Basic crawling test failed")
-        return False
-
-    # Step 3: Test stealth mode
-    stealth_ok = await test_stealth_mode()
-    if not stealth_ok:
-        print("\n✗ FAILED: Stealth mode test failed")
-        return False
-
-    # All tests passed
-    print("\n" + "=" * 60)
-    print("FINAL RESULT")
-    print("=" * 60)
-    print("✓ All tests passed successfully!")
-    print("✓ pyOpenSSL update is working correctly")
-    print("✓ No breaking changes detected")
-    print("✓ Security vulnerability resolved")
-    print("=" * 60)
-    print("\n")
-
-    return True
-
-
-if __name__ == "__main__":
-    try:
-        success = asyncio.run(main())
-        sys.exit(0 if success else 1)
-    except KeyboardInterrupt:
-        print("\n\nTest interrupted by user")
-        sys.exit(1)
-    except Exception as e:
-        print(f"\n✗ Unexpected error: {e}")
-        import traceback
-        traceback.print_exc()
-        sys.exit(1)