Select the Google Cloud option from the list of providers. If you haven't already configured credentials for Google Cloud you'll be asked to provide them now. Enter a name for your credentials then click Upload file and select your JSON private key. Once this is done, click Save.
You can find more details on setting up access to your Google Cloud account in the shared credentials documentation.
Once you have added your credentials (or if you already had them set up) select your cluster options from the fields below.
Name
Enter a name for your cluster.
Credentials
Select the set of credentials to use for the provision.
Region
Select the region to deploy your cluster in.
Node size
Select the size of the individual nodes in your cluster.
Node disk space (GB)
Enter the amount of disk space to provision on each node.
Node count
Enter the number of nodes to provision in your cluster.
Subnet
Select the subnet to attach to the cluster.
Kubernetes version
Select the version of Kubernetes you want to deploy on your cluster
The environment options are refreshed automatically if the information cached by Portainer is over 12 hours old. You can manually refresh the options by clicking Reload cluster details under the Actions section.
You can also expand the More settings section and set groups and tags for your environment now or you can do this later.
Once you have made your selections, click Provision environment to begin the provision. If you have other environments to configure click Next to proceed, otherwise click Close to return to the list of environments where you will see the progress of your provision.