| 357 | - Host fallback |
| 358 | """ |
| 359 | def __init__(self, manager: StreamManager, buffer: StreamBuffer): |
| 360 | self.manager = manager |
| 361 | self.buffer = buffer |
| 362 | self.stream_url = manager.current_url |
| 363 | self.session = requests.Session() |
| 364 | |
| 365 | # Configure session headers |
| 366 | self.session.headers.update({ |
| 367 | 'User-Agent': manager.user_agent, |
| 368 | 'Connection': 'keep-alive' |
| 369 | }) |
| 370 | |
| 371 | # Set up connection pooling |
| 372 | adapter = requests.adapters.HTTPAdapter( |
| 373 | pool_connections=2, # Number of connection pools |
| 374 | pool_maxsize=4, # Connections per pool |
| 375 | max_retries=3, # Auto-retry failed requests |
| 376 | pool_block=False # Don't block when pool is full |
| 377 | ) |
| 378 | |
| 379 | # Apply adapter to both HTTP and HTTPS |
| 380 | self.session.mount('http://', adapter) |
| 381 | self.session.mount('https://', adapter) |
| 382 | |
| 383 | # Request optimization |
| 384 | self.last_request_time = 0 |
| 385 | self.min_request_interval = 0.05 # Minimum time between requests |
| 386 | self.last_host = None # Cache last successful host |
| 387 | self.redirect_cache = {} # Cache redirect responses |
| 388 | self.redirect_cache_limit = 1000 |
| 389 | |
| 390 | def cleanup_redirect_cache(self): |
| 391 | """Remove old redirect cache entries""" |