Function maybeProxy

src/node/routes/domainProxy.ts:37–54

(req: Request)

 *
 */
const maybeProxy = (req: Request): string | undefined => {
  const reqDomain = getHost(req)
  if (reqDomain === undefined) {
    return undefined
  }

  const regexs = proxyDomainsToRegex(req.args["proxy-domain"])

  for (const regex of regexs) {
    const match = reqDomain.match(regex)

    if (match) {
      return match[1] // match[1] contains the port
    }
  }

  return undefined
}

router.all(/.*/, async (req, res, next) => {
  const port = maybeProxy(req)