150 lines
6.8 KiB
Python
150 lines
6.8 KiB
Python
"""
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Webhook Batching System for NFOGuard
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Handles batching and processing of webhook events to avoid processing storms
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"""
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import threading
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from pathlib import Path
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from typing import Dict, Set
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from concurrent.futures import ThreadPoolExecutor
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from config.settings import config
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from utils.logging import _log
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class WebhookBatcher:
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"""Batches webhook events to avoid processing storms"""
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def __init__(self, nfo_manager=None):
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self.pending: Dict[str, Dict] = {}
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self.timers: Dict[str, threading.Timer] = {}
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self.processing: Set[str] = set()
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self.lock = threading.Lock()
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self.executor = ThreadPoolExecutor(max_workers=config.max_concurrent)
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# Will be set by the application when processors are available
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self.tv_processor = None
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self.movie_processor = None
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# NFO manager for comprehensive IMDb detection
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self.nfo_manager = nfo_manager
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def set_processors(self, tv_processor, movie_processor):
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"""Set the processor instances"""
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self.tv_processor = tv_processor
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self.movie_processor = movie_processor
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def add_webhook(self, key: str, webhook_data: Dict, media_type: str):
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"""Add webhook to batch queue"""
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with self.lock:
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if key in self.timers:
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self.timers[key].cancel()
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webhook_data['media_type'] = media_type
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self.pending[key] = webhook_data
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_log("INFO", f"Batched {media_type} webhook for {key}")
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_log("DEBUG", f"Batch added - key: {key}, media_type: {media_type}, timer scheduled for {config.batch_delay}s")
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timer = threading.Timer(config.batch_delay, self._process_item, args=[key])
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self.timers[key] = timer
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timer.start()
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def _process_item(self, key: str):
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"""Process a batched item"""
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with self.lock:
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if key in self.processing or key not in self.pending:
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return
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self.processing.add(key)
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webhook_data = self.pending.pop(key)
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self.timers.pop(key, None)
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try:
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self.executor.submit(self._process_sync, key, webhook_data)
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except Exception as e:
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_log("ERROR", f"Error submitting processing for {key}: {e}")
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with self.lock:
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self.processing.discard(key)
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def _process_sync(self, key: str, webhook_data: Dict):
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"""Synchronous processing of webhook data with validation"""
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try:
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media_type = webhook_data.get('media_type')
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path_str = webhook_data.get('path')
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_log("DEBUG", f"Processing batch item: key={key}, media_type={media_type}, path={path_str}")
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if not path_str:
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_log("ERROR", f"No path found for {media_type} {key}")
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return
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path_obj = Path(path_str)
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if not path_obj.exists():
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_log("ERROR", f"BATCH PROCESSING FAILED: Path does not exist: {path_obj}")
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_log("ERROR", f"This indicates a path mapping issue - webhook rejected to prevent wrong processing")
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return
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# CRITICAL: Validate that the path contains the expected IMDb ID for movies
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if media_type == 'movie':
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expected_imdb = key.replace('movie:', '') if key.startswith('movie:') else key
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# Use comprehensive IMDb detection (directory, filenames, NFO files)
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if self.nfo_manager:
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detected_imdb = self.nfo_manager.find_movie_imdb_id(path_obj)
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imdb_match = False
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if detected_imdb:
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# Compare with and without 'tt' prefix for flexibility
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if detected_imdb == expected_imdb or detected_imdb.replace('tt', '') == expected_imdb.replace('tt', ''):
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imdb_match = True
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if not imdb_match:
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_log("ERROR", f"BATCH VALIDATION FAILED: Expected IMDb {expected_imdb} not found via comprehensive detection in path {path_str}")
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_log("ERROR", f"Detected IMDb: {detected_imdb}, Expected: {expected_imdb}")
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_log("ERROR", f"This prevents processing wrong movies due to batch corruption")
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return
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_log("DEBUG", f"Batch validation passed: IMDb {expected_imdb} matches detected {detected_imdb}")
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else:
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# Fallback to simple string search if nfo_manager not available
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if expected_imdb not in path_str.lower():
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_log("ERROR", f"BATCH VALIDATION FAILED: Expected IMDb {expected_imdb} not found in path {path_str} (fallback mode)")
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_log("ERROR", f"This prevents processing wrong movies due to batch corruption")
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return
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_log("DEBUG", f"Batch validation passed: IMDb {expected_imdb} found in path (fallback mode)")
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# Process based on media type
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if media_type == 'tv':
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if not self.tv_processor:
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_log("ERROR", "TV processor not available")
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return
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# Check processing mode for TV webhooks
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processing_mode = webhook_data.get('processing_mode', config.tv_webhook_processing_mode)
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episodes_data = webhook_data.get('episodes', [])
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if processing_mode == 'targeted' and episodes_data:
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_log("INFO", f"Using targeted episode processing for {len(episodes_data)} episodes")
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self.tv_processor.process_webhook_episodes(path_obj, episodes_data)
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else:
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_log("INFO", f"Using series processing mode (fallback or configured)")
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self.tv_processor.process_series(path_obj)
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elif media_type == 'movie':
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if not self.movie_processor:
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_log("ERROR", "Movie processor not available")
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return
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self.movie_processor.process_movie(path_obj, webhook_mode=True)
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else:
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_log("ERROR", f"Unknown media type: {media_type}")
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except Exception as e:
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_log("ERROR", f"Error processing {media_type} {key}: {e}")
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finally:
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with self.lock:
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self.processing.discard(key)
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def get_status(self) -> Dict:
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"""Get batch queue status"""
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with self.lock:
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return {
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"pending_items": list(self.pending.keys()),
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"processing_items": list(self.processing),
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"pending_count": len(self.pending),
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"processing_count": len(self.processing)
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} |