add update-kubeconfig cmd

cmd/kubernetes/kubernetes.go

@@ -71,6 +71,7 @@ func init() {
 	KubernetesCmd.AddCommand(kubernetesUpgradeCmd)
 	KubernetesCmd.AddCommand(kubernetesRemoveCmd)
 	KubernetesCmd.AddCommand(kubernetesRecycleCmd)
+	KubernetesCmd.AddCommand(kubernetesUpdateKubeconfigCmd)
 
 	home, err := os.UserHomeDir()
 	if err != nil {

cmd/kubernetes/kubernetes_update_kubeconfig.go

@@ -0,0 +1,44 @@
+package kubernetes
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/civo/cli/common"
+	"github.com/civo/cli/config"
+	"github.com/civo/cli/utility"
+	"github.com/spf13/cobra"
+)
+
+var kubernetesUpdateKubeconfigCmd = &cobra.Command{
+	Use:     "update-kubeconfig",
+	Short:   "Update kubeconfig for the specified cluster",
+	Example: "civo kubernetes update-kubeconfig CLUSTER_NAME",
+	Args:    cobra.ExactArgs(1),
+	Run: func(cmd *cobra.Command, args []string) {
+		utility.EnsureCurrentRegion()
+
+		client, err := config.CivoAPIClient()
+		if common.RegionSet != "" {
+			client.Region = common.RegionSet
+		}
+		if err != nil {
+			utility.Error("Creating the connection to Civo's API failed with %s", err)
+			os.Exit(1)
+		}
+
+		cluster, err := client.FindKubernetesCluster(args[0])
+		if err != nil {
+			utility.Error("Finding cluster failed with %s", err)
+			os.Exit(1)
+		}
+
+		err = utility.ObtainKubeConfig(localPathConfig, cluster.KubeConfig, true, true, cluster.Name)
+		if err != nil {
+			utility.Error("Updating kubeconfig failed with %s", err)
+			os.Exit(1)
+		}
+
+		fmt.Printf("Updated kubeconfig with cluster %s configuration\n", utility.Green(cluster.Name))
+	},
+}