importScripts('/common/get-host-info.sub.js'); var remoteUrl = get_host_info()['HTTPS_REMOTE_ORIGIN'] + '/service-workers/service-worker/resources/sample.js' self.addEventListener('fetch', event => { if (!event.request.url.match(/opaque-response\?from=/)) { return; } event.respondWith(fetch(remoteUrl, {mode: 'no-cors'})); });