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The chapter 'Configuring kubectl for Remote Access' is updated.

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Pick1a1username 2019-02-16 19:45:03 +09:00
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docs/10-configuring-kubectl.md
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# Configuring kubectl for Remote Access # Configuring kubectl for Remote Access
In this lab you will generate a kubeconfig file for the `kubectl` command line utility based on the `admin` user credentials. In this chapter, you will generate a kubeconfig file for the `kubectl` command line utility based on the `admin` user credentials.
> Run the commands in this lab from the same directory used to generate the admin client certificates. > Run the commands in this chapter from the same directory used to generate the admin client certificates.
## The Admin Kubernetes Configuration File ## The Admin Kubernetes Configuration File
Each kubeconfig requires a Kubernetes API Server to connect to. To support high availability the IP address assigned to the external load balancer fronting the Kubernetes API Servers will be used. Each kubeconfig requires a Kubernetes API Server to connect to. To support high availability the IP address assigned to the load balancer fronting the Kubernetes API Servers will be used.
Generate a kubeconfig file suitable for authenticating as the `admin` user: Generate a kubeconfig file suitable for authenticating as the `admin` user:
``` ```
{ $ {
KUBERNETES_PUBLIC_ADDRESS=$(gcloud compute addresses describe kubernetes-the-hard-way \ KUBERNETES_LB_ADDRESS=10.240.0.10
--region $(gcloud config get-value compute/region) \
--format 'value(address)')
kubectl config set-cluster kubernetes-the-hard-way \ kubectl config set-cluster kubernetes-the-hard-way \
--certificate-authority=ca.pem \ --certificate-authority=ca.pem \
--embed-certs=true \ --embed-certs=true \
--server=https://${KUBERNETES_PUBLIC_ADDRESS}:6443 --server=https://$KUBERNETES_LB_ADDRESS}:6443
kubectl config set-credentials admin \ kubectl config set-credentials admin \
--client-certificate=admin.pem \ --client-certificate=admin.pem \
@ -38,10 +36,10 @@ Generate a kubeconfig file suitable for authenticating as the `admin` user:
Check the health of the remote Kubernetes cluster: Check the health of the remote Kubernetes cluster:
``` ```
kubectl get componentstatuses $ kubectl get componentstatuses
``` ```
> output The output should look like this:
``` ```
NAME STATUS MESSAGE ERROR NAME STATUS MESSAGE ERROR
@ -55,16 +53,16 @@ etcd-0 Healthy {"health":"true"}
List the nodes in the remote Kubernetes cluster: List the nodes in the remote Kubernetes cluster:
``` ```
kubectl get nodes $ kubectl get nodes
``` ```
> output The output should look like this:
``` ```
NAME STATUS ROLES AGE VERSION NAME STATUS ROLES AGE VERSION
worker-0 Ready <none> 117s v1.12.0 worker-1 Ready <none> 117s v1.12.0
worker-1 Ready <none> 118s v1.12.0
worker-2 Ready <none> 118s v1.12.0 worker-2 Ready <none> 118s v1.12.0
worker-3 Ready <none> 118s v1.12.0
``` ```
Next: [Provisioning Pod Network Routes](11-pod-network-routes.md) Next: [Provisioning Pod Network Routes](11-pod-network-routes.md)