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Co-authored-by: Nitya Dhanushkodi <nitya@hashicorp.com>
Co-authored-by: Blake Covarrubias <blake@covarrubi.as>
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Jeff Boruszak 2022-06-15 16:15:03 -05:00 committed by GitHub
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website/content/docs/connect/cluster-peering/k8s.mdx
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@ -18,7 +18,7 @@ The following Custom Resource Definitions (CRDs) are used to create and manage a
## Prerequisites
To create and use cluster peering connections with Kubernetes, you need at least two Kubernetes clusters running in a flat network with Consul on Kubernetes v. 0.45 or later.
To create and use cluster peering connections with Kubernetes, you need at least two Kubernetes clusters running in a flat network with Consul on Kubernetes v.0.45 or later.
### Helm chart configuration
To establish cluster peering through Kubernetes, deploy clusters with the following Helm values.
@ -60,19 +60,19 @@ To peer Kubernetes clusters running Consul, you need to create a peering token a
1. Apply the `PeeringAcceptor` resource to the first cluster.
```shell-session
$ kubectl apply -f acceptor.yml
$ kubectl apply --filename acceptor.yml
````
1. Save your peering token so that you can export it to the other cluster.
```shell-session
$ kubectl get secret peering-token -o yaml > peering-token.yml
$ kubectl get secret peering-token --output yaml > peering-token.yml
```
1. Apply the peering token to the second cluster.
```shell-session
$ kubectl apply -f peering-token.yml
$ kubectl apply --filename peering-token.yml
```
1. In “cluster-02,” create the `PeeringDialer` custom resource.
@ -97,12 +97,12 @@ To peer Kubernetes clusters running Consul, you need to create a peering token a
1. Apply the `PeeringDialer` resource to the second cluster.
```shell-session
$ kubectl apply -f dialer.yml
$ kubectl apply --filename dialer.yml
```
## Deploy and export cluster services
1. For the service in “cluster-02” that you want to export, add the following [annotations to your service files](/docs/k8s/annotations-and-labels#consul-hashicorp-com-connect-service-upstreams).
1. For the service in “cluster-02” that you want to export, add the following [annotations](/docs/k8s/annotations-and-labels#consul-hashicorp-com-connect-service-upstreams) to your service's pods. This service is referred to as "backend-service" in the following steps.
<CodeBlockConfig filename="backend-service.yml">
@ -158,7 +158,7 @@ To peer Kubernetes clusters running Consul, you need to create a peering token a
1. Apply the service file, the `ExportedServices` resource, and the intentions to the second cluster.
```shell-session
$ kubectl apply -f backend-service.yml; kubectl apply -f exportedsvc.yml; kubectl apply -f intention.yml
$ kubectl apply --filename backend-service.yml --filename exportedsvc.yml --filename intention.yml
```
1. To confirm that you peered your clusters, in “cluster-01,” query the `/health` HTTP endpoint.
@ -185,7 +185,7 @@ To peer Kubernetes clusters running Consul, you need to create a peering token a
1. Apply the service file to the first cluster.
```shell-session
$ kubectl apply -f frontend-service.yml
$ kubectl apply --filename frontend-service.yml
```
1. Run the following command and check the output to confirm that you peered your clusters successfully.