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42 lines
1.2 KiB
42 lines
1.2 KiB
5 years ago
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import time
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import threading
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from .celery.utils import get_celery_task_log_path
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from channels.generic.websocket import JsonWebsocketConsumer
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class CeleryLogWebsocket(JsonWebsocketConsumer):
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task = ''
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task_log_f = None
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disconnected = False
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def connect(self):
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task_id = self.scope['url_route']['kwargs']['task_id']
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log_path = get_celery_task_log_path(task_id)
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try:
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self.task_log_f = open(log_path)
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except OSError:
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self.send({'message': "Task {} log not found".format(task_id)})
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self.disconnect(None)
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return
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self.accept()
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self.send_log_to_client()
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def disconnect(self, close_code):
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self.disconnected = True
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if self.task_log_f and not self.task_log_f.closed:
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self.task_log_f.close()
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self.close()
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def send_log_to_client(self):
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def func():
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while not self.disconnected:
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data = self.task_log_f.read(4096)
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if data:
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data = data.replace('\n', '\r\n')
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self.send_json({'message': data})
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time.sleep(0.2)
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thread = threading.Thread(target=func)
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thread.start()
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