Added basic profile handling CLI

internal/app/wwctl/profile/delete/main.go

@@ -0,0 +1,85 @@
+package delete
+
+import (
+	"fmt"
+	"github.com/hpcng/warewulf/internal/pkg/node"
+	"github.com/hpcng/warewulf/internal/pkg/util"
+	"github.com/hpcng/warewulf/internal/pkg/wwlog"
+	"github.com/manifoldco/promptui"
+	"github.com/spf13/cobra"
+	"os"
+)
+
+func CobraRunE(cmd *cobra.Command, args []string) error {
+	var count int
+	var numNodes int
+	var numGroups int
+
+
+	nodeDB, err := node.New()
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Failed to open node database: %s\n", err)
+		os.Exit(1)
+	}
+
+	nodes, err := nodeDB.FindAllNodes()
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Could not load all nodes: %s\n", err)
+		os.Exit(1)
+	}
+	groups, err := nodeDB.FindAllGroups()
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Could not load all groups: %s\n", err)
+		os.Exit(1)
+	}
+
+
+	for _, p := range args {
+		err := nodeDB.DelProfile(p)
+		if err != nil {
+			wwlog.Printf(wwlog.ERROR, "%s\n", err)
+			continue
+		}
+		for _, n := range nodes {
+			for _, np := range n.Profiles {
+				if np == p {
+					numNodes++
+					wwlog.Printf(wwlog.VERBOSE, "Removing profile from node %s: %s\n", n.Fqdn.Get(), p)
+					n.Profiles = util.SliceRemoveElement(n.Profiles, p)
+					nodeDB.NodeUpdate(n)
+				}
+			}
+		}
+		for _, g := range groups {
+			for _, np := range g.Profiles {
+				if np == p {
+					numGroups++
+					wwlog.Printf(wwlog.VERBOSE, "Removing profile from group %s: %s\n", g.Id, p)
+					g.Profiles = util.SliceRemoveElement(g.Profiles, p)
+					nodeDB.GroupUpdate(g)
+				}
+			}
+		}
+		count++
+	}
+
+	if count > 0 {
+		q := fmt.Sprintf("Are you sure you want to delete %d profile(s) (%d groups, %d nodes)", count, numGroups, numNodes)
+
+		prompt := promptui.Prompt{
+			Label:     q,
+			IsConfirm: true,
+		}
+
+		result, _ := prompt.Run()
+
+		if result == "y" || result == "yes" {
+			nodeDB.Persist()
+		}
+
+	} else {
+		wwlog.Printf(wwlog.INFO, "No groups found\n")
+	}
+
+	return nil
+}

internal/app/wwctl/profile/delete/root.go

@@ -0,0 +1,20 @@
+package delete
+
+import "github.com/spf13/cobra"
+
+var (
+	baseCmd = &cobra.Command{
+		Use:                "delete",
+		Short:              "Delete profiles",
+		Long:               "Profile configurations ",
+		RunE:				CobraRunE,
+	}
+)
+
+func init() {
+}
+
+// GetRootCommand returns the root cobra.Command for the application.
+func GetCommand() *cobra.Command {
+	return baseCmd
+}