61 lines
2.8 KiB
Python
61 lines
2.8 KiB
Python
import time
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import logging
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import traceback
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from platforms.platform_factory import PlatformFactory
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from managers.worker_conditions import WorkerConditions
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ERROR_SLEEP_TIME = 60
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class Worker:
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def __init__(self, item_to_monitor, general_args, queue_manager):
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self.logger = logging.getLogger(__name__)
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self._item_monitoring = item_to_monitor
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self._general_args = general_args
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self._queue_manager = queue_manager
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self._worker_conditions = WorkerConditions(item_to_monitor, general_args)
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# Initialize the platform based on item_to_monitor configuration
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platform_name = self._item_monitoring.get_platform()
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try:
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self._platform = PlatformFactory.create_platform(platform_name, item_to_monitor)
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self.logger.info(f"Initialized platform: {platform_name}")
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except ValueError as e:
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self.logger.error(f"Failed to initialize platform: {e}")
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raise
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# Initialize the queue with existing articles
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self._queue_manager.add_to_notified_articles(self._request_articles())
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def _request_articles(self):
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return self._platform.fetch_articles()
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def work(self):
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exec_times = []
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while True:
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start_time = time.time()
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articles = self._request_articles()
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for article in articles:
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if self._worker_conditions.meets_item_conditions(article):
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try:
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self._queue_manager.add_to_queue(article, self._item_monitoring.get_name(), self._item_monitoring.get_thread_id())
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except Exception as e:
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self.logger.error(f"{self._item_monitoring.get_name()} worker crashed: {e}")
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time.sleep(self._item_monitoring.get_check_every())
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exec_times.append(time.time() - start_time - self._item_monitoring.get_check_every())
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self.logger.info(
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f"Worker '{self._item_monitoring.get_name()}', "
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f"Execution time stats - Last: {exec_times[-1]:.2f}s, Max: {max(exec_times):.2f}s, "
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f"Average: {sum(exec_times) / len(exec_times):.2f}s."
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)
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def run(self):
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while True:
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try:
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platform_name = self._platform.get_platform_name()
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self.logger.info(f"{platform_name.capitalize()} monitor worker started - {self._item_monitoring.get_name()}")
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self.work()
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except Exception as e:
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self.logger.error(f"{''.join(traceback.format_exception(None, e, e.__traceback__))}")
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self.logger.error(f"{self._item_monitoring.get_name()} worker crashed. Restarting worker...")
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time.sleep(ERROR_SLEEP_TIME)
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