Add a note to docs for external-dns annotations

Signed-off-by: Stefan Prodan <[email protected]>
fluxcd · Oct 28, 2021 · 6f65907 · 6f65907
1 parent fe5bb3f
commit 6f65907
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diff --git a/docs/gitbook/usage/how-it-works.md b/docs/gitbook/usage/how-it-works.md
@@ -184,6 +184,10 @@ spec:
         test: "test"
 ```
 
+Note that the `apex` annotations are added to both the generated Kubernetes Service and the
+generated service mesh/ingress object. This allows using external-dns with Istio `VirtualServices`
+and `TraefikServices`.
+
 Besides port mapping and metadata, the service specification can
 contain URI match and rewrite rules, timeout and retry polices: