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Added rancher.cattle-system to no-proxy list in 2.5 with explanation (#3718)

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* Added rancher.cattle-system to no-proxy list in 2.5 with explanation

* Updated per feedback
This commit is contained in:
Jen Travinski
2021-12-07 16:55:02 -05:00
committed by GitHub
parent 7f0a36adff
commit 0a14a421bd
1 changed files with 4 additions and 2 deletions
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content/rancher/v2.5/en/installation/other-installation-methods/behind-proxy/install-rancher/_index.md
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@@ -60,14 +60,16 @@ Create a namespace:
kubectl create namespace cattle-system
```
And install Rancher with Helm. Rancher also needs a proxy configuration so that it can communicate with external application catalogs or retrieve Kubernetes version update metadata:
And install Rancher with Helm. Rancher also needs a proxy configuration so that it can communicate with external application catalogs or retrieve Kubernetes version update metadata.
Note that `rancher.cattle-system` must be added to the noProxy list (as shown below) so that Fleet can communicate directly to Rancher with Kubernetes service DNS using service discovery.
```
helm upgrade --install rancher rancher-latest/rancher \
--namespace cattle-system \
--set hostname=rancher.example.com \
--set proxy=http://${proxy_host}
--set noProxy=127.0.0.0/8\\,10.0.0.0/8\\,cattle-system.svc\\,172.16.0.0/12\\,192.168.0.0/16\\,.svc\\,.cluster.local
--set noProxy=127.0.0.0/8\\,10.0.0.0/8\\,cattle-system.svc\\,172.16.0.0/12\\,192.168.0.0/16\\,.svc\\,.cluster.local,rancher.cattle-system
```
After waiting for the deployment to finish: