Document validation disabled by default when using istioctl manifest generate (#11653)

* Document validation disabled by default when using istioctl manifest generate

* separate changes

* improve wording
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Frank Budinsky 2022-07-28 10:47:49 -04:00 committed by GitHub
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@ -231,6 +231,13 @@ If attempting to install and manage Istio using `istioctl manifest generate`, pl
1. The Istio namespace (`istio-system` by default) must be created manually.
1. Istio validation will not be enabled by default. Unlike `istioctl install`, the `manifest generate` command will
not create the `istiod-default-validator` validating webhook configuration unless `values.defaultRevision` is set:
{{< text bash >}}
$ istioctl manifest generate --set values.defaultRevision=default
{{< /text >}}
1. While `istioctl install` will automatically detect environment specific settings from your Kubernetes context,
`manifest generate` cannot as it runs offline, which may lead to unexpected results. In particular, you must ensure
that you follow [these steps](/docs/ops/best-practices/security/#configure-third-party-service-account-tokens) if your