Cluster Down/Remove

Reverse order and add force flag

cluster/down.go

@@ -0,0 +1,43 @@
+package cluster
+
+import (
+	"github.com/rancher/rke/hosts"
+	"github.com/rancher/rke/services"
+)
+
+func (c *Cluster) ClusterDown() error {
+	// Remove Worker Plane
+	if err := services.RemoveWorkerPlane(c.ControlPlaneHosts, c.WorkerHosts); err != nil {
+		return err
+	}
+
+	// Remove Contol Plane
+	if err := services.RemoveControlPlane(c.ControlPlaneHosts); err != nil {
+		return err
+	}
+
+	// Remove Etcd Plane
+	if err := services.RemoveEtcdPlane(c.EtcdHosts); err != nil {
+		return err
+	}
+
+	// Clean up all hosts
+	if err := cleanUpHosts(c.ControlPlaneHosts, c.WorkerHosts, c.EtcdHosts); err != nil {
+		return err
+	}
+	return nil
+}
+
+func cleanUpHosts(cpHosts, workerHosts, etcdHosts []hosts.Host) error {
+	allHosts := []hosts.Host{}
+	allHosts = append(allHosts, cpHosts...)
+	allHosts = append(allHosts, workerHosts...)
+	allHosts = append(allHosts, etcdHosts...)
+
+	for _, host := range allHosts {
+		if err := host.CleanUp(); err != nil {
+			return err
+		}
+	}
+	return nil
+}