mirror of https://github.com/jumpserver/jumpserver
74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
import threading
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import json
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from redis.exceptions import ConnectionError
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from channels.generic.websocket import JsonWebsocketConsumer
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from common.utils import get_logger
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from .models import SiteMessage
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from .site_msg import SiteMessageUtil
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from .signals_handler import new_site_msg_chan
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logger = get_logger(__name__)
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class SiteMsgWebsocket(JsonWebsocketConsumer):
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refresh_every_seconds = 10
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chan = None
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def connect(self):
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user = self.scope["user"]
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if user.is_authenticated:
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self.accept()
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self.chan = new_site_msg_chan.subscribe()
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thread = threading.Thread(target=self.unread_site_msg_count)
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thread.start()
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else:
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self.close()
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def receive(self, text_data=None, bytes_data=None, **kwargs):
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data = json.loads(text_data)
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refresh_every_seconds = data.get('refresh_every_seconds')
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try:
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refresh_every_seconds = int(refresh_every_seconds)
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except Exception as e:
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logger.error(e)
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return
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if refresh_every_seconds > 0:
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self.refresh_every_seconds = refresh_every_seconds
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def send_unread_msg_count(self):
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user_id = self.scope["user"].id
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unread_count = SiteMessageUtil.get_user_unread_msgs_count(user_id)
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logger.debug('Send unread count to user: {} {}'.format(user_id, unread_count))
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self.send_json({'type': 'unread_count', 'unread_count': unread_count})
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def unread_site_msg_count(self):
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user_id = str(self.scope["user"].id)
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self.send_unread_msg_count()
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try:
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for message in self.chan.listen():
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if message['type'] != 'message':
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continue
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try:
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msg = json.loads(message['data'].decode())
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logger.debug('New site msg recv, may be mine: {}'.format(msg))
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if not msg:
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continue
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users = msg.get('users', [])
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logger.debug('Message users: {}'.format(users))
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if user_id in users:
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self.send_unread_msg_count()
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except json.JSONDecoder as e:
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logger.debug('Decode json error: ', e)
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except ConnectionError:
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logger.debug('Redis chan closed')
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def disconnect(self, close_code):
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if self.chan is not None:
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self.chan.close()
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self.close()
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