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Update clusterLocal docs to allow for exceptions when using wide clusterLocal configs #15828

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istio-testing merged 2 commits into from
Apr 3, 2025
Merged

Update clusterLocal docs to allow for exceptions when using wide clusterLocal configs #15828

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db2d351
Update clusterLocal docs for exclusions
clarkjohnd Oct 24, 2024
00b4e59
Update content/en/docs/ops/configuration/traffic-management/multiclus…
craigbox Apr 3, 2025
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14 changes: 14 additions & 0 deletions content/en/docs/ops/configuration/traffic-management/multicluster/index.md
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Expand Up @@ -61,6 +61,20 @@ serviceSettings:

{{< /tabset >}}

You can also refine service access down by setting a global cluster-local rule and adding explicit exceptions, which can be specific or wildcard. In the following example, all services in the cluster will be kept cluster-local, except any service in the `myns` namespace:

{{< text yaml >}}
serviceSettings:
- settings:
clusterLocal: true
hosts:
- "*"
- settings:
clusterLocal: false
hosts:
- "*.myns.svc.cluster.local"
{{< /text >}}

## Partitioning Services {#partitioning-services}

[`DestinationRule.subsets`](/docs/reference/config/networking/destination-rule/#Subset) allows partitioning a service
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