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feat(service-worker): support bypassing SW with specific header/query param (#30010)

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Add support for bypassing the ServiceWorker for a request by using the
ngsw-bypass header or query parameter.

Fixes #21191

PR Close #30010
This commit is contained in:
Peter Johan Salomonsen
2019-04-25 22:51:10 +03:00
committed by Andrew Kushnir
parent 304a12f027
commit 6200732e23
6 changed files with 90 additions and 8 deletions
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4
packages/service-worker/worker/src/adapter.ts
View File

@ -52,9 +52,9 @@ export class Adapter {
/**
* Extract the pathname of a URL.
*/
parseUrl(url: string, relativeTo?: string): {origin: string, path: string} {
parseUrl(url: string, relativeTo?: string): {origin: string, path: string, search: string} {
const parsed = new URL(url, relativeTo);
return {origin: parsed.origin, path: parsed.pathname};
return {origin: parsed.origin, path: parsed.pathname, search: parsed.search};
}
/**

4
packages/service-worker/worker/src/driver.ts
View File

@ -179,6 +179,10 @@ export class Driver implements Debuggable, UpdateSource {
const scopeUrl = this.scope.registration.scope;
const requestUrlObj = this.adapter.parseUrl(req.url, scopeUrl);
if (req.headers.has('ngsw-bypass') || /[?&]ngsw-bypass(?:[=&]|$)/i.test(requestUrlObj.search)) {
return;
}
// The only thing that is served unconditionally is the debug page.
if (requestUrlObj.path === '/ngsw/state') {
// Allow the debugger to handle the request, but don't affect SW state in any other way.