70 lines
1.8 KiB
Go
70 lines
1.8 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"os"
|
|
|
|
"github.com/sagernet/sing-box/common/settings"
|
|
C "github.com/sagernet/sing-box/constant"
|
|
"github.com/sagernet/sing-box/log"
|
|
E "github.com/sagernet/sing/common/exceptions"
|
|
M "github.com/sagernet/sing/common/metadata"
|
|
N "github.com/sagernet/sing/common/network"
|
|
"github.com/sagernet/sing/common/ntp"
|
|
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
var (
|
|
commandSyncTimeFlagServer string
|
|
commandSyncTimeOutputFormat string
|
|
commandSyncTimeWrite bool
|
|
)
|
|
|
|
var commandSyncTime = &cobra.Command{
|
|
Use: "synctime",
|
|
Short: "Sync time using the NTP protocol",
|
|
Args: cobra.NoArgs,
|
|
Run: func(cmd *cobra.Command, args []string) {
|
|
err := syncTime()
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
},
|
|
}
|
|
|
|
func init() {
|
|
commandSyncTime.Flags().StringVarP(&commandSyncTimeFlagServer, "server", "s", "time.apple.com", "Set NTP server")
|
|
commandSyncTime.Flags().StringVarP(&commandSyncTimeOutputFormat, "format", "f", C.TimeLayout, "Set output format")
|
|
commandSyncTime.Flags().BoolVarP(&commandSyncTimeWrite, "write", "w", false, "Write time to system")
|
|
commandTools.AddCommand(commandSyncTime)
|
|
}
|
|
|
|
func syncTime() error {
|
|
instance, err := createPreStartedClient()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
dialer, err := createDialer(instance, N.NetworkUDP, commandToolsFlagOutbound)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer instance.Close()
|
|
serverAddress := M.ParseSocksaddr(commandSyncTimeFlagServer)
|
|
if serverAddress.Port == 0 {
|
|
serverAddress.Port = 123
|
|
}
|
|
response, err := ntp.Exchange(context.Background(), dialer, serverAddress)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if commandSyncTimeWrite {
|
|
err = settings.SetSystemTime(response.Time)
|
|
if err != nil {
|
|
return E.Cause(err, "write time to system")
|
|
}
|
|
}
|
|
os.Stdout.WriteString(response.Time.Local().Format(commandSyncTimeOutputFormat))
|
|
return nil
|
|
}
|