90 lines
3.5 KiB
Python
90 lines
3.5 KiB
Python
from flask_jwt_extended import create_access_token, get_jwt_identity, verify_jwt_in_request, decode_token
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from flask_socketio import emit, disconnect
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from flask import current_app, request
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from common.extensions import socketio, kms_client
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from common.models.user import Tenant
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@socketio.on('connect')
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def handle_connect():
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try:
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current_app.logger.debug(f'SocketIO: Connection handling started using {request.args}')
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tenant_id = request.args.get('tenantId')
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if not tenant_id:
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raise Exception("Missing Tenant ID")
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api_key = request.args.get('apiKey')
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if not api_key:
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raise Exception("Missing API Key")
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current_app.logger.info(f'SocketIO: Connection handling found Tenant {tenant_id} with API Key {api_key}')
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if not validate_api_key(tenant_id, api_key):
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raise Exception("Invalid tenant_id - api_key combination")
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# Create JWT token
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token = create_access_token(identity={"tenant_id": tenant_id, "api_key": api_key})
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current_app.logger.debug(f'SocketIO: Connection handling created token: {token} for tenant {tenant_id}')
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# Communicate connection to client
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emit('connect', {'status': 'Connected', 'tenant_id': tenant_id})
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emit('authenticated', {'token': token}) # Emit custom event with the token
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current_app.logger.debug(f'SocketIO: Connection handling sent token to client for tenant {tenant_id}')
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except Exception as e:
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current_app.logger.error(f'SocketIO: Connection failed: {e}')
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# communicate connection problem to client
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emit('connect_error', {'status': 'Connection Failed'})
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disconnect()
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@socketio.on('disconnect')
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def handle_disconnect():
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current_app.logger.debug('SocketIO: Client disconnected')
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@socketio.on('user_message')
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def handle_message(data):
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try:
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current_app.logger.debug(f"SocketIO: Message handling received message from tenant {data['tenantId']}: "
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f"{data['message']} with token {data['token']}")
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token = data.get('token')
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if not token:
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raise Exception("Missing token")
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# decoded_token = decode_token(token.split(" ")[1]) # remove "Bearer "
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decoded_token = decode_token(token)
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if not decoded_token:
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raise Exception("Invalid token")
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current_app.logger.debug(f"SocketIO: Message handling decoded token: {decoded_token}")
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token_sub = decoded_token.get('sub')
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current_tenant_id = token_sub.get('tenant_id')
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if not current_tenant_id:
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raise Exception("Missing tenant_id")
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current_api_key = token_sub.get('api_key')
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if not current_api_key:
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raise Exception("Missing api_key")
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# Store interaction in the database
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response = {
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'tenantId': data['tenantId'],
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'message': f'This is a bot response. Responding to message {data['message']} '
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f'from tenant {current_tenant_id}',
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'messageId': 'bot-message-id',
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'algorithm': 'alg1'
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}
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current_app.logger.debug(f"SocketIO: Message handling sent bot response: {response}")
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emit('bot_response', response, broadcast=True)
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except Exception as e:
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current_app.logger.error(f'SocketIO: Message handling failed: {e}')
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disconnect()
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def validate_api_key(tenant_id, api_key):
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tenant = Tenant.query.get_or_404(tenant_id)
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decrypted_api_key = kms_client.decrypt_api_key(tenant.encrypted_chat_api_key)
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return decrypted_api_key == api_key
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