Files
warewulf/internal/pkg/configure/nfs.go
2022-02-11 17:42:26 +00:00

70 lines
1.7 KiB
Go

package configure
import (
"fmt"
"os"
"github.com/hpcng/warewulf/internal/pkg/util"
"github.com/hpcng/warewulf/internal/pkg/warewulfconf"
"github.com/hpcng/warewulf/internal/pkg/wwlog"
"github.com/pkg/errors"
)
func configureNFS(show bool) error {
controller, err := warewulfconf.New()
if err != nil {
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
if controller.Network == "" {
wwlog.Printf(wwlog.ERROR, "Network must be defined in warewulf.conf to configure NFS\n")
os.Exit(1)
}
if controller.Netmask == "" {
wwlog.Printf(wwlog.ERROR, "Netmask must be defined in warewulf.conf to configure NFS\n")
os.Exit(1)
}
if !show {
if controller.Nfs.Enabled {
exports, err := os.OpenFile("/etc/exports", os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if err != nil {
wwlog.Printf(wwlog.ERROR, "%s\n", err)
os.Exit(1)
}
defer exports.Close()
fmt.Fprintf(exports, "# This file was written by Warewulf (wwctl configure nfs)\n")
for _, export := range controller.Nfs.ExportsExtended {
fmt.Fprintf(exports, "%s %s/%s(%s)\n", export.Path, controller.Network, controller.Netmask, export.ExportOptions)
}
fmt.Printf("Enabling and restarting the NFS services\n")
if controller.Nfs.SystemdName == "" {
err := util.SystemdStart("nfs-server")
if err != nil {
return errors.Wrap(err, "failed to start nfs-server")
}
} else {
err := util.SystemdStart(controller.Nfs.SystemdName)
if err != nil {
return errors.Wrap(err, "failed to start")
}
}
}
} else {
fmt.Printf("/etc/exports:\n")
for _, export := range controller.Nfs.ExportsExtended {
fmt.Printf("%s %s/%s\n", export.Path, controller.Network, controller.Netmask)
}
fmt.Printf("\n")
}
return nil
}