Version 1.6. This version is no longer supported. For more information see the version support policy.

GKE on VMware cheatsheet

This topic provides an overview of commands called while using GKE on VMware. It is provided for convenience, and to supplement the GKE on VMware documentation.

Flags inside square brackets are optional. Placeholder variables are mutable.

`kubectl` commands

Set default kubeconfig file

export KUBECONFIG=[KUBECONFIG_PATH]

List clusters from default kubeconfig

kubectl get clusters

Pass in --kubeconfig [KUBECONFIG_PATH] to view clusters in a non-default kubeconfig.

List nodes in cluster from default kubeconfig

kubectl get nodes

Pass in --kubeconfig [KUBECONFIG_PATH] to view clusters in a non-default kubeconfig.

List all containers in all namespaces

kubectl get pods --all-namespaces -o jsonpath="{..image}" |\
tr -s '[[:space:]]' '\n' |\
sort |\
uniq -c

`gkectl` commands

Generate a GKE on VMware configuration file

gkectl create-config [--config [PATH]]

Validate a configuration file

gkectl check-config --config [PATH]

Push GKE on VMware images to your Docker registry, and initialize node OS image

gkectl prepare --config [CONFIG_FILE] [--validate-attestations]

Create clusters

gkectl create cluster --config [CONFIG_FILE]

Google Cloud service accounts

Create a service account

gcloud iam service-accounts create [SERVICE_ACCOUNT_NAME] --project [PROJECT_ID]

Grant an IAM role to a service account

gcloud projects add-iam-policy-binding \
    [PROJECT_ID] \
    --member="serviceAccount:[SERVICE_ACCOUNT_NAME]@[PROJECT_ID].iam.gserviceaccount.com" \
    --role="[ROLE_NAME]"

Create a private key for a service account

gcloud iam service-accounts keys create [KEY_FILE_NAME] \
--iam-account [SERVICE_ACCOUNT_NAME]@[PROJECT-ID].iam.gserviceaccount.com \
--project [PROJECT_ID]

Activate a service account and execute `gcloud`, `gsutil` commands as that account

gcloud auth activate-service-account --key-file=[SERVICE_ACCOUNT_KEY_FILE]

Admin workstation

SSH in to admin workstation

From the directory containing your Terraform configuration files:

ssh -i ~/.ssh/vsphere_workstation ubuntu@$(terraform output ip_address)

or, if you want to just use its address:

ssh -i ~/.ssh/vsphere_workstation ubuntu@[IP_ADDRESS]

Copy files to an admin workstation

scp -i ~./ssh/vsphere_workstation [SOURCE_PATH] ubuntu@$(terraform output ip_address)

Clusters

Get IP addresses of an admin cluster's nodes

kubectl --kubeconfig [ADMIN_CLUSTER_KUBECONFIG] get nodes --output wide

Get IP addresses of a user cluster's nodes

kubectl --kubeconfig [USER_CLUSTER_KUBECONFIG] get nodes --output wide

SSH in to cluster nodes

See Using SSH to connect to a cluster node.