Merge remote-tracking branch 'upstream/v2.2' into mrg-current-v2.2

This commit is contained in:
jb doumenjou 2020-06-15 11:22:51 +02:00
commit 7affeae480
12 changed files with 136 additions and 55 deletions

View file

@ -311,7 +311,7 @@ This value can contains a list of allowed origins.
More information including how to use the settings can be found on:
- [Mozilla.org](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Access-Control-Allow-Origin)
- [w3](https://www.w3.org/TR/cors/#access-control-allow-origin-response-header)
- [w3](https://fetch.spec.whatwg.org/#http-access-control-allow-origin)
- [IETF](https://tools.ietf.org/html/rfc6454#section-7.1)
Traefik no longer supports the null value, as it is [no longer recommended as a return value](https://w3c.github.io/webappsec-cors-for-developers/#avoid-returning-access-control-allow-origin-null).