Files
warewulf/internal/app/wwctl/overlay/delete/main.go
2020-11-18 20:37:18 -08:00

124 lines
3.2 KiB
Go

package delete
import (
"fmt"
"github.com/hpcng/warewulf/internal/pkg/assets"
"github.com/hpcng/warewulf/internal/pkg/config"
"github.com/hpcng/warewulf/internal/pkg/overlay"
"github.com/hpcng/warewulf/internal/pkg/util"
"github.com/hpcng/warewulf/internal/pkg/wwlog"
"github.com/spf13/cobra"
"os"
"path"
)
func CobraRunE(cmd *cobra.Command, args []string) error {
var overlayPath string
config := config.New()
if SystemOverlay == true {
overlayPath = config.SystemOverlaySource(args[0])
} else {
overlayPath = config.RuntimeOverlaySource(args[0])
}
if overlayPath == "" {
wwlog.Printf(wwlog.ERROR, "Overlay name did not render: '%s'\n", args[0])
os.Exit(1)
}
if util.IsDir(overlayPath) == false {
wwlog.Printf(wwlog.ERROR, "Overlay name does not exist: '%s'\n", args[0])
os.Exit(1)
}
if len(args) == 1 {
if Force == true {
err := os.RemoveAll(overlayPath)
if err != nil {
wwlog.Printf(wwlog.ERROR, "Failed deleting overlay: %s\n", args[0])
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
} else {
err := os.Remove(overlayPath)
if err != nil {
wwlog.Printf(wwlog.ERROR, "Failed deleting overlay: %s\n", args[0])
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
}
fmt.Printf("Deleted overlay: %s\n", args[0])
} else if len(args) > 1 {
for i := 1; i < len(args); i++ {
removePath := path.Join(overlayPath, args[i])
if util.IsDir(removePath) == false && util.IsFile(removePath) == false {
wwlog.Printf(wwlog.ERROR, "Path to remove doesn't exist in overlay: %s\n", removePath)
os.Exit(1)
}
if Force == true {
err := os.RemoveAll(removePath)
if err != nil {
wwlog.Printf(wwlog.ERROR, "Failed deleting file from overlay: %s:%s\n", args[0], args[i])
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
} else {
err := os.Remove(removePath)
if err != nil {
wwlog.Printf(wwlog.ERROR, "Failed deleting overlay: %s:%s\n", args[0], args[i])
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
}
if Parents == true {
// Cleanup any empty directories left behind...
i := path.Dir(removePath)
for i != overlayPath {
wwlog.Printf(wwlog.DEBUG, "Evaluating directory to remove: %s\n", i)
err := os.Remove(i)
if err != nil {
break
}
wwlog.Printf(wwlog.VERBOSE, "Removed empty directory: %s\n", i)
i = path.Dir(i)
}
}
}
fmt.Printf("Deleted from overlay: %s:%s\n", args[0], args[1])
}
if NoOverlayUpdate == false {
nodes, err := assets.FindAllNodes()
if err != nil {
wwlog.Printf(wwlog.ERROR, "Cloud not get nodeList: %s\n", err)
os.Exit(1)
}
var updateNodes []assets.NodeInfo
for _, node := range nodes {
if SystemOverlay == true && node.SystemOverlay == args[0] {
updateNodes = append(updateNodes, node)
} else if node.RuntimeOverlay == args[0] {
updateNodes = append(updateNodes, node)
}
}
if SystemOverlay == true {
wwlog.Printf(wwlog.INFO, "Updating System Overlays...\n")
return overlay.SystemBuild(updateNodes, true)
} else {
wwlog.Printf(wwlog.INFO, "Updating Runtime Overlays...\n")
return overlay.RuntimeBuild(updateNodes, true)
}
}
return nil
}