Files
warewulf/internal/app/wwctl/kernel/list/main.go

53 lines
1.3 KiB
Go

package list
import (
"fmt"
"github.com/hpcng/warewulf/internal/pkg/config"
"github.com/hpcng/warewulf/internal/pkg/node"
"github.com/hpcng/warewulf/internal/pkg/util"
"github.com/spf13/cobra"
"io/ioutil"
"os"
"path"
"strings"
)
func CobraRunE(cmd *cobra.Command, args []string) error {
config := config.New()
nconfig, _ := node.New()
nodes, _ := nconfig.FindAllNodes()
nodemap := make(map[string]int)
for _, n := range nodes {
nodemap[n.KernelVersion.String()] ++
}
images, _ := ioutil.ReadDir(config.KernelParentDir())
fmt.Printf("%-38s %-16s %-16s %s\n", "KERNEL VERSION", "KERNEL SIZE(k)", "KMODS SIZE(k)", "NODES")
fmt.Println(strings.Repeat("=", 80))
for _, file := range images {
if util.IsDir(path.Join(config.KernelParentDir(), file.Name())) {
var kernel_size int64
var kmods_size int64
if util.IsFile( config.KernelImage(file.Name())) {
s, _ := os.Stat(config.KernelImage(file.Name()))
kernel_size = s.Size() / 1024
}
if util.IsFile( config.KmodsImage(file.Name())) {
s, _ := os.Stat(config.KmodsImage(file.Name()))
kmods_size = s.Size() / 1024
}
if nodemap[file.Name()] > 0 {
fmt.Printf("%-38s %-16d %-16d %d\n", file.Name(), kernel_size, kmods_size, nodemap[file.Name()])
} else {
fmt.Printf("%-38s %-16d %-16d %d\n", file.Name(), kernel_size, kmods_size, 0)
}
}
}
return nil
}