def _callback()

in src/onprem/app.py [0:0]


    def _callback(decoded_token: dict | None = None, **path_params):
        method = request.method
        path = request.route.rule
        event = {
            'httpMethod': request.method,
            'path': request.path,
            'headers': dict(request.headers),
            'requestContext': {
                # 'stage': '',  # currently, not used on onprem
                'resourcePath': path.replace('<', '{').replace('>', '}').replace('proxy', 'proxy+'),  # kludge
                'path': request.fullpath
            },
            'pathParameters': path_params
        }
        if decoded_token:
            event['requestContext']['authorizer'] = {
                'claims': {
                    'cognito:username': decoded_token.get('cognito:username'),
                    'sub': decoded_token.get('sub'),
                    'custom:customer': decoded_token.get('custom:customer'),
                    'custom:is_system': decoded_token.get('custom:is_system'),
                    'custom:role': decoded_token.get('custom:role'),
                }
            }

        if method == 'GET':
            event['queryStringParameters'] = dict(request.query)
        else:
            event['body'] = request.body.read().decode()
            event['isBase64Encoded'] = False
        response = HANDLER.lambda_handler(event, RequestContext())

        return HTTPResponse(
            body=response['body'],
            status=response['statusCode'],
            headers=response['headers']
        )