Files
warewulf/internal/app/wwctl/overlay/mkdir/main.go
2021-09-13 13:28:44 -07:00

85 lines
2.3 KiB
Go

package mkdir
import (
"fmt"
"os"
"path"
"github.com/hpcng/warewulf/internal/pkg/config"
"github.com/hpcng/warewulf/internal/pkg/node"
"github.com/hpcng/warewulf/internal/pkg/overlay"
"github.com/hpcng/warewulf/internal/pkg/util"
"github.com/hpcng/warewulf/internal/pkg/wwlog"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
func CobraRunE(cmd *cobra.Command, args []string) error {
var overlaySourceDir string
overlayKind := args[0]
overlayName := args[1]
dirName := args[2]
if overlayKind != "system" && overlayKind != "runtime" {
return errors.New("overlay kind must be of type 'system' or 'runtime'")
}
if overlayKind == "system" {
overlaySourceDir = config.SystemOverlaySource(overlayName)
} else if overlayKind == "runtime" {
overlaySourceDir = config.RuntimeOverlaySource(overlayName)
}
if !util.IsDir(overlaySourceDir) {
wwlog.Printf(wwlog.ERROR, "Overlay does not exist: %s:%s\n", overlayKind, overlayName)
os.Exit(1)
}
overlayDir := path.Join(overlaySourceDir, dirName)
wwlog.Printf(wwlog.DEBUG, "Will create directory in overlay: %s:%s:%s\n", overlayKind, overlayName, dirName)
err := os.MkdirAll(overlayDir, os.FileMode(PermMode))
if err != nil {
wwlog.Printf(wwlog.ERROR, "Could not create directory: %s\n", path.Dir(overlayDir))
os.Exit(1)
}
fmt.Printf("Created directory within overlay: %s:%s:%s\n", overlayKind, overlayName, overlayDir)
if !NoOverlayUpdate {
n, err := node.New()
if err != nil {
wwlog.Printf(wwlog.ERROR, "Could not open node configuration: %s\n", err)
os.Exit(1)
}
nodes, err := n.FindAllNodes()
if err != nil {
wwlog.Printf(wwlog.ERROR, "Could not get node list: %s\n", err)
os.Exit(1)
}
var updateNodes []node.NodeInfo
for _, node := range nodes {
if overlayKind == "system" && node.SystemOverlay.Get() == overlayName {
updateNodes = append(updateNodes, node)
} else if overlayKind == "runtime" && node.RuntimeOverlay.Get() == overlayName {
updateNodes = append(updateNodes, node)
}
}
if overlayKind == "system" {
wwlog.Printf(wwlog.INFO, "Updating System Overlays...\n")
return overlay.BuildSystemOverlay(updateNodes)
} else if overlayKind == "runtime" {
wwlog.Printf(wwlog.INFO, "Updating Runtime Overlays...\n")
return overlay.BuildRuntimeOverlay(updateNodes)
}
}
return nil
}