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54 lines
1.8 KiB
Python
54 lines
1.8 KiB
Python
import threading
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from django.core.management.commands.runserver import \
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Command as RunserverCommand
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from channels import DEFAULT_CHANNEL_LAYER, channel_layers
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from channels.handler import ViewConsumer
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from channels.log import setup_logger
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from channels.worker import Worker
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class Command(RunserverCommand):
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def handle(self, *args, **options):
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self.verbosity = options.get("verbosity", 1)
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self.logger = setup_logger('django.channels', self.verbosity)
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super(Command, self).handle(*args, **options)
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def inner_run(self, *args, **options):
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# Check a handler is registered for http reqs; if not, add default one
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self.channel_layer = channel_layers[DEFAULT_CHANNEL_LAYER]
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if not self.channel_layer.registry.consumer_for_channel("http.request"):
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self.channel_layer.registry.add_consumer(ViewConsumer(), ["http.request"])
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# Launch worker as subthread
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worker = WorkerThread(self.channel_layer, self.logger)
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worker.daemon = True
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worker.start()
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# Launch server in 'main' thread. Signals are disabled as it's still
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# actually a subthread under the autoreloader.
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self.logger.info("Daphne running, listening on %s:%s", self.addr, self.port)
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from daphne.server import Server
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Server(
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channel_layer=self.channel_layer,
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host=self.addr,
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port=int(self.port),
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signal_handlers=False,
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).run()
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class WorkerThread(threading.Thread):
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"""
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Class that runs a worker
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"""
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def __init__(self, channel_layer, logger):
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super(WorkerThread, self).__init__()
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self.channel_layer = channel_layer
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self.logger = logger
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def run(self):
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self.logger.info("Worker thread running")
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worker = Worker(channel_layer=self.channel_layer)
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worker.run()
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