Add delete subcommand (#88)

* Add delete subcommand

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

* Add delete subcommand

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

---------

Signed-off-by: galal-hussein <hussein.galal.ahmed.11@gmail.com>

cli/cmds/cluster/cluster.go

@@ -11,9 +11,17 @@ var subcommands = []cli.Command{
 		Usage:           "Create new cluster",
 		SkipFlagParsing: false,
 		SkipArgReorder:  true,
-		Action:          createCluster,
+		Action:          create,
 		Flags:           append(cmds.CommonFlags, clusterCreateFlags...),
 	},
+	{
+		Name:            "delete",
+		Usage:           "Delete an existing cluster",
+		SkipFlagParsing: false,
+		SkipArgReorder:  true,
+		Action:          delete,
+		Flags:           append(cmds.CommonFlags, clusterDeleteFlags...),
+	},
 }
 
 func NewCommand() cli.Command {

cli/cmds/cluster/create.go

@@ -118,7 +118,7 @@ var (
 	}
 )
 
-func createCluster(clx *cli.Context) error {
+func create(clx *cli.Context) error {
 	ctx := context.Background()
 	if err := validateCreateFlags(clx); err != nil {
 		return err

cli/cmds/cluster/delete.go

@@ -1 +1,47 @@
 package cluster
+
+import (
+	"context"
+
+	"github.com/rancher/k3k/cli/cmds"
+	"github.com/rancher/k3k/pkg/apis/k3k.io/v1alpha1"
+	"github.com/sirupsen/logrus"
+	"github.com/urfave/cli"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/tools/clientcmd"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+)
+
+var (
+	clusterDeleteFlags = []cli.Flag{
+		cli.StringFlag{
+			Name:        "name",
+			Usage:       "name of the cluster",
+			Destination: &name,
+		},
+	}
+)
+
+func delete(clx *cli.Context) error {
+	ctx := context.Background()
+
+	restConfig, err := clientcmd.BuildConfigFromFlags("", cmds.Kubeconfig)
+	if err != nil {
+		return err
+	}
+
+	ctrlClient, err := client.New(restConfig, client.Options{
+		Scheme: Scheme,
+	})
+	if err != nil {
+		return err
+	}
+
+	logrus.Infof("deleting [%s] cluster", name)
+	cluster := v1alpha1.Cluster{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: name,
+		},
+	}
+	return ctrlClient.Delete(ctx, &cluster)
+}