docs/CHANGELOG.md: clarify docs and changelog after e666d64f1d

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6453
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/pull/6525
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Aliaksandr Valialkin 2024-07-16 14:01:33 +02:00
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@ -37,7 +37,7 @@ See also [LTS releases](https://docs.victoriametrics.com/lts-releases/).
* SECURITY: upgrade Go builder from Go1.22.4 to Go1.22.5. See the list of issues addressed in [Go1.22.5](https://github.com/golang/go/issues?q=milestone%3AGo1.22.5+label%3ACherryPickApproved).
* SECURITY: upgrade base docker image (Alpine) from 3.20.0 to 3.20.1. See [alpine 3.20.1 release notes](https://www.alpinelinux.org/posts/Alpine-3.20.1-released.html).
* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): allow overriding `Host` header with a target host before sending to a downstream. See this [issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6453)
* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): allow overriding `Host` header with backend host before sending the request to the configured backend. See [these docs](https://docs.victoriametrics.com/vmauth/#modifying-http-headers) and [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6453)
* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): reduces CPU usage by reusing request body buffer. Allows to disable requests caching with `-maxRequestBodySizeToRetry=0`. See this [PR](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/6533) for details.
* FEATURE: [dashboards](https://grafana.com/orgs/victoriametrics): add [Grafana dashboard](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/dashboards/vmauth.json) and [alerting rules](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/deployment/docker/alerts-vmauth.yml) for [vmauth](https://docs.victoriametrics.com/vmauth/) dashboard. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4313) for details.
* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): reduces CPU usage by reusing request body buffer. Allows to disable requests caching with `-maxRequestBodySizeToRetry=0`. See this [PR](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/6533) for details.

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@ -647,13 +647,13 @@ unauthorized_user:
- "X-Forwarded-For:"
```
it's also possible to update `Host` header to a backend's host name
It is also possible to update `Host` request header to the backend host specified in `url_prefix` by setting an empty value for `Host` header:
```yaml
unauthorized_user:
url_prefix: "http://backend:1234/"
headers:
- "Host:" # Update host header to a backend's host
- "Host:" # Update host header to backend:1234
```
`vmauth` also supports the ability to set and remove HTTP response headers before returning the response from the backend to client.