39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
"""Channels base classes"""
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from channels.generic.websocket import JsonWebsocketConsumer
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from django.core.exceptions import ValidationError
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from structlog import get_logger
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from passbook.core.models import Token, TokenIntents, User
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LOGGER = get_logger()
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class AuthJsonConsumer(JsonWebsocketConsumer):
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"""Authorize a client with a token"""
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user: User
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def connect(self):
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headers = dict(self.scope["headers"])
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if b"authorization" not in headers:
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LOGGER.warning("WS Request without authorization header")
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self.close()
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return False
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token = headers[b"authorization"]
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try:
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token_uuid = token.decode("utf-8")
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tokens = Token.filter_not_expired(
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token_uuid=token_uuid, intent=TokenIntents.INTENT_API
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)
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if not tokens.exists():
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LOGGER.warning("WS Request with invalid token")
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self.close()
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return False
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except ValidationError:
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LOGGER.warning("WS Invalid UUID")
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self.close()
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return False
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self.user = tokens.first().user
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return True
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