func transferLeadershipCommandFunc(cmd *cobra.Command, args []string) {
	if len(args) != 1 {
		ExitWithError(ExitBadArgs, fmt.Errorf("move-leader command needs 1 argument"))
	}
	target, err := strconv.ParseUint(args[0], 16, 64)
	if err != nil {
		ExitWithError(ExitBadArgs, err)
	}

	c := mustClientFromCmd(cmd)
	eps := c.Endpoints()
	c.Close()

	ctx, cancel := commandCtx(cmd)

	// find current leader
	var leaderCli *clientv3.Client
	var leaderID uint64
	for _, ep := range eps {
		cfg := clientConfigFromCmd(cmd)
		cfg.endpoints = []string{ep}
		cli := cfg.mustClient()
		resp, serr := cli.Status(ctx, ep)
		if serr != nil {
			ExitWithError(ExitError, serr)
		}

		if resp.Header.GetMemberId() == resp.Leader {
			leaderCli = cli
			leaderID = resp.Leader
			break
		}
		cli.Close()
	}
	if leaderCli == nil {
		ExitWithError(ExitBadArgs, fmt.Errorf("no leader endpoint given at %v", eps))
	}

	var resp *clientv3.MoveLeaderResponse
	resp, err = leaderCli.MoveLeader(ctx, target)
	cancel()
	if err != nil {
		ExitWithError(ExitError, err)
	}

	display.MoveLeader(leaderID, target, *resp)
}
func transferLeadershipCommandFunc(cmd *cobra.Command, args []string) {
	if len(args) != 1 {
		ExitWithError(ExitBadArgs, fmt.Errorf("move-leader command needs 1 argument"))
	}
	target, err := strconv.ParseUint(args[0], 16, 64)
	if err != nil {
		ExitWithError(ExitBadArgs, err)
	}

	c := mustClientFromCmd(cmd)
	eps := c.Endpoints()
	c.Close()

	ctx, cancel := commandCtx(cmd)

	
	var leaderCli *clientv3.Client
	var leaderID uint64
	for _, ep := range eps {
		cfg := clientConfigFromCmd(cmd)
		cfg.endpoints = []string{ep}
		cli := cfg.mustClient()
		resp, serr := cli.Status(ctx, ep)
		if serr != nil {
			ExitWithError(ExitError, serr)
		}

		if resp.Header.GetMemberId() == resp.Leader {
			leaderCli = cli
			leaderID = resp.Leader
			break
		}
		cli.Close()
	}
	if leaderCli == nil {
		ExitWithError(ExitBadArgs, fmt.Errorf("no leader endpoint given at %v", eps))
	}

	var resp *clientv3.MoveLeaderResponse
	resp, err = leaderCli.MoveLeader(ctx, target)
	cancel()
	if err != nil {
		ExitWithError(ExitError, err)
	}

	display.MoveLeader(leaderID, target, *resp)
}
func transferLeadershipCommandFunc ( cmd * cobra . Command , args [ ] string ) { if len ( args ) != 1 { ExitWithError ( ExitBadArgs , fmt . Errorf ( " " ) ) } target , err := strconv . ParseUint ( args [ 0 ] , 16 , 64 ) if err != nil { ExitWithError ( ExitBadArgs , err ) } c := mustClientFromCmd ( cmd ) eps := c . Endpoints ( ) c . Close ( ) ctx , cancel := commandCtx ( cmd ) // find current leader var leaderCli * clientv3 . Client var leaderID uint64 for _ , ep := range eps { cfg := clientConfigFromCmd ( cmd ) cfg . endpoints = [ ] string { ep } cli := cfg . mustClient ( ) resp , serr := cli . Status ( ctx , ep ) if serr != nil { ExitWithError ( ExitError , serr ) } if resp . Header . GetMemberId ( ) == resp . Leader { leaderCli = cli leaderID = resp . Leader break } cli . Close ( ) } if leaderCli == nil { ExitWithError ( ExitBadArgs , fmt . Errorf ( " " , eps ) ) } var resp * clientv3 . MoveLeaderResponse resp , err = leaderCli . MoveLeader ( ctx , target ) cancel ( ) if err != nil { ExitWithError ( ExitError , err ) } display . MoveLeader ( leaderID , target , * resp ) }
// transferLeadershipCommandFunc executes the "compaction" command.
transferLeadershipCommandFunc executes the compaction command .