Sample API model for creating a Kubernetes cluster with london

london.json

{
    "apiVersion": "vlabs",
    "properties": {
      "featureFlags": {
        "enableLondon": true
      },
      "orchestratorProfile": {
        "orchestratorType": "Kubernetes",
        "orchestratorRelease": "1.21",
        "kubernetesConfig": {
          "useManagedIdentity": false,
          "storageAccountName": "<london storage account name>",
          "storageConnectionString": "<connection string>",
          "storageTableName": "<london table name>",
          "londonImage": "<london docker image>"
        }
      },
      "masterProfile": {
        "count": 1,
        "dnsPrefix": "<dns prefix>",
        "vmSize": "Standard_DS2_v2",
        "distro": "ubuntu-18.04"
      },
      "agentPoolProfiles": [
        {
          "name": "agentpool1",
          "count": 1,
          "vmSize": "Standard_DS2_v2"
        }
      ],
      "linuxProfile": {
        "adminUsername": "azureuser",
        "runUnattendedUpgradesOnBootstrap": false,
        "ssh": {
          "publicKeys": [
            {
              "keyData": "<ssh key>"
            }
          ]
        }
      },
      "servicePrincipalProfile": {
        "clientId": "<service principal client id>",
        "secret": "<service principal client secret>"
      }
    }
  }