wwctl ssh args and completions

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/app/wwctl/ssh/root.go

@@ -2,7 +2,7 @@ package ssh
 
 import (
 	"github.com/spf13/cobra"
-	"github.com/warewulf/warewulf/internal/pkg/node"
+	"github.com/warewulf/warewulf/internal/app/wwctl/completions"
 )
 
 var (
@@ -14,17 +14,10 @@ var (
 		RunE:                  CobraRunE,
 		Args:                  cobra.MinimumNArgs(2),
 		ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
-			if len(args) != 0 {
-				return nil, cobra.ShellCompDirectiveNoFileComp
+			if len(args) == 0 {
+				return completions.Nodes(1)(cmd, args, toComplete)
 			}
-
-			nodeDB, _ := node.New()
-			nodes, _ := nodeDB.FindAllNodes()
-			var node_names []string
-			for _, node := range nodes {
-				node_names = append(node_names, node.Id())
-			}
-			return node_names, cobra.ShellCompDirectiveNoFileComp
+			return completions.None(cmd, args, toComplete)
 		},
 	}
 	DryRun  bool