@unito/integration-sdk/dist/src/middlewares/signal.js

Integration SDK

import { TimeoutError } from '../httpErrors.js';
const OPERATION_DEADLINE_HEADER = 'X-Unito-Operation-Deadline';
function extractOperationDeadline(req, res, next) {
    const operationDeadlineHeader = Number(req.header(OPERATION_DEADLINE_HEADER));
    if (operationDeadlineHeader) {
        // `operationDeadlineHeader` represents a timestamp in the future, in seconds.
        // We need to convert it to a number of milliseconds.
        const deadline = operationDeadlineHeader * 1000 - Date.now();
        if (deadline > 0) {
            res.locals.signal = AbortSignal.timeout(deadline);
        }
        else {
            throw new TimeoutError('Request already timed out upon reception');
        }
    }
    next();
}
export default extractOperationDeadline;