internal/bbsimctl/commands/onu.go - bbsim - Gitiles

 /*
  * Portions copyright 2019-present Open Networking Foundation
  * Original copyright 2019-present Ciena Corporation
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package commands

 import (
 	"context"
 	"fmt"
 	"os"
 	"strconv"
 	"strings"

 	"github.com/jessevdk/go-flags"
 	"github.com/olekukonko/tablewriter"
 	pb "github.com/opencord/bbsim/api/bbsim"
 	"github.com/opencord/bbsim/internal/bbsimctl/config"
 	"github.com/opencord/cordctl/pkg/format"
 	log "github.com/sirupsen/logrus"
 	"google.golang.org/grpc"
 )

 const (
 	DEFAULT_ONU_DEVICE_HEADER_FORMAT = "table{{ .PonPortID }}\t{{ .ID }}\t{{ .PortNo }}\t{{ .SerialNumber }}\t{{ .HwAddress }}\t{{ .STag }}\t{{ .CTag }}\t{{ .OperState }}\t{{ .InternalState }}"
 )

 type OnuSnString string
 type IgmpSubAction string

 const IgmpJoinKey string = "join"
 const IgmpLeaveKey string = "leave"
 const IgmpJoinKeyV3 string = "joinv3"

 type ONUList struct{}

 type ONUGet struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUShutDown struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUPowerOn struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUEapolRestart struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUDhcpRestart struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUIgmp struct {
 	Args struct {
 		OnuSn     OnuSnString
 		SubAction IgmpSubAction
 	} `positional-args:"yes" required:"yes"`
 }

 type ONUOptions struct {
 	List              ONUList              `command:"list"`
 	Get               ONUGet               `command:"get"`
 	ShutDown          ONUShutDown          `command:"shutdown"`
 	PowerOn           ONUPowerOn           `command:"poweron"`
 	RestartEapol      ONUEapolRestart      `command:"auth_restart"`
 	RestartDchp       ONUDhcpRestart       `command:"dhcp_restart"`
 	Igmp              ONUIgmp              `command:"igmp"`
 	TrafficSchedulers ONUTrafficSchedulers `command:"traffic_schedulers"`
 }

 type ONUTrafficSchedulers struct {
 	Args struct {
 		OnuSn OnuSnString
 	} `positional-args:"yes" required:"yes"`
 }

 func RegisterONUCommands(parser *flags.Parser) {
 	parser.AddCommand("onu", "ONU Commands", "Commands to query and manipulate ONU devices", &ONUOptions{})
 }

 func connect() (pb.BBSimClient, *grpc.ClientConn) {
 	conn, err := grpc.Dial(config.GlobalConfig.Server, grpc.WithInsecure())

 	if err != nil {
 		log.Fatalf("did not connect: %v", err)
 		return nil, conn
 	}
 	return pb.NewBBSimClient(conn), conn
 }

 func getONUs() *pb.ONUs {

 	client, conn := connect()
 	defer conn.Close()

 	// Contact the server and print out its response.
 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()

 	onus, err := client.GetONUs(ctx, &pb.Empty{})
 	if err != nil {
 		log.Fatalf("could not get OLT: %v", err)
 		return nil
 	}
 	return onus
 }

 func (options *ONUList) Execute(args []string) error {
 	onus := getONUs()

 	// print out
 	tableFormat := format.Format(DEFAULT_ONU_DEVICE_HEADER_FORMAT)
 	if err := tableFormat.Execute(os.Stdout, true, onus.Items); err != nil {
 		log.Fatalf("Error while formatting ONUs table: %s", err)
 	}

 	return nil
 }

 func (options *ONUGet) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.GetONU(ctx, &req)

 	if err != nil {
 		log.Fatalf("Cannot not shutdown ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	tableFormat := format.Format(DEFAULT_ONU_DEVICE_HEADER_FORMAT)
 	if err := tableFormat.Execute(os.Stdout, true, []*pb.ONU{res}); err != nil {
 		log.Fatalf("Error while formatting ONUs table: %s", err)
 	}

 	return nil
 }

 func (options *ONUShutDown) Execute(args []string) error {

 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.ShutdownONU(ctx, &req)

 	if err != nil {
 		log.Fatalf("Cannot shutdown ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

 	return nil
 }

 func (options *ONUPowerOn) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.PoweronONU(ctx, &req)

 	if err != nil {
 		log.Fatalf("Cannot power on ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

 	return nil
 }

 func (options *ONUEapolRestart) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.RestartEapol(ctx, &req)

 	if err != nil {
 		log.Fatalf("Cannot restart EAPOL for ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

 	return nil
 }

 func (options *ONUDhcpRestart) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.RestartDhcp(ctx, &req)

 	if err != nil {
 		log.Fatalf("Cannot restart DHCP for ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

 	return nil
 }

 func (options *ONUIgmp) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()

 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}

 	var subActionVal pb.SubActionTypes
 	if string(options.Args.SubAction) == IgmpJoinKey {
 		subActionVal = pb.SubActionTypes_JOIN
 	} else if string(options.Args.SubAction) == IgmpLeaveKey {
 		subActionVal = pb.SubActionTypes_LEAVE
 	} else if string(options.Args.SubAction) == IgmpJoinKeyV3 {
 		subActionVal = pb.SubActionTypes_JOINV3
 	}

 	igmpReq := pb.IgmpRequest{
 		OnuReq:       &req,
 		SubActionVal: subActionVal,
 	}
 	res, err := client.GetONU(ctx, igmpReq.OnuReq)
 	if err != nil {
 		log.WithFields(log.Fields{
 			"SerialNumber": options.Args.OnuSn,
 		}).Errorf("Cannot not get details on ONU error: %v", err)
 	}
 	log.WithFields(log.Fields{
 		"SerialNumber": igmpReq.OnuReq.SerialNumber,
 	}).Debugf("ONU has indentified : %s", res)

 	igmpRes, igmpErr := client.ChangeIgmpState(ctx, &igmpReq)
 	if igmpErr != nil {
 		log.WithFields(log.Fields{
 			"SubAction": options.Args.SubAction,
 		}).Errorf("Could not process Action: error: %v", igmpErr)
 	} else {
 		log.WithFields(log.Fields{
 			"SubAction": options.Args.SubAction,
 		}).Debugf("igmp state has been changed with response: %s",
 			igmpRes.Message)
 	}

 	return nil
 }

 func (onuSn *OnuSnString) Complete(match string) []flags.Completion {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()

 	onus, err := client.GetONUs(ctx, &pb.Empty{})
 	if err != nil {
 		log.Fatalf("could not get ONUs: %v", err)
 		return nil
 	}

 	list := make([]flags.Completion, 0)
 	for _, k := range onus.Items {
 		if strings.HasPrefix(k.SerialNumber, match) {
 			list = append(list, flags.Completion{Item: k.SerialNumber})
 		}
 	}

 	return list
 }

 func (options *ONUTrafficSchedulers) Execute(args []string) error {
 	client, conn := connect()
 	defer conn.Close()

 	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
 	defer cancel()
 	req := pb.ONURequest{
 		SerialNumber: string(options.Args.OnuSn),
 	}
 	res, err := client.GetOnuTrafficSchedulers(ctx, &req)
 	if err != nil {
 		log.Fatalf("Cannot get traffic schedulers for ONU %s: %v", options.Args.OnuSn, err)
 		return err
 	}

 	if res.TraffSchedulers == nil {
 		log.Fatalf("Cannot get traffic schedulers for ONU: %s (unavailable)", options.Args.OnuSn)
 		return nil
 	}

 	SchedulerHeader := []string{"Direction",
 		"AllocId",
 		"Scheduler.Direction",
 		"Scheduler.AdditionalBw",
 		"Scheduler.Priority",
 		"Scheduler.Weight",
 		"Scheduler.SchedPolicy",
 	}

 	ShapingInfoHeader := []string{"InferredAdditionBwIndication",
 		"Cbs",
 		"Cir",
 		"Gir",
 		"Pbs",
 		"Pir",
 	}

 	SchedulerVals := []string{}
 	ShapingInfoVals := []string{}
 	for _, v := range res.TraffSchedulers.TrafficScheds {
 		SchedulerVals = append(SchedulerVals,
 			v.GetDirection().String(),
 			strconv.Itoa(int(v.GetAllocId())),
 			v.Scheduler.GetDirection().String(),
 			v.Scheduler.GetAdditionalBw().String(),
 			strconv.Itoa(int(v.Scheduler.GetPriority())),
 			strconv.Itoa(int(v.Scheduler.GetWeight())),
 			v.GetScheduler().GetSchedPolicy().String(),
 		)

 		ShapingInfoVals = append(ShapingInfoVals,
 			v.TrafficShapingInfo.GetAddBwInd().String(),
 			strconv.Itoa(int(v.TrafficShapingInfo.GetCbs())),
 			strconv.Itoa(int(v.TrafficShapingInfo.GetCir())),
 			strconv.Itoa(int(v.TrafficShapingInfo.GetGir())),
 			strconv.Itoa(int(v.TrafficShapingInfo.GetPbs())),
 			strconv.Itoa(int(v.TrafficShapingInfo.GetPir())),
 		)
 	}

 	fmt.Fprintf(os.Stdout, "OnuId: %d \n", int(res.TraffSchedulers.OnuId))
 	fmt.Fprintf(os.Stdout, "IntfId: %d \n", int(res.TraffSchedulers.IntfId))
 	fmt.Fprintf(os.Stdout, "UniId: %d \n", int(res.TraffSchedulers.UniId))
 	fmt.Fprintf(os.Stdout, "OnuPortNo: %d \n", int(res.TraffSchedulers.PortNo))

 	tableSched := tablewriter.NewWriter(os.Stdout)
 	tableSched.SetRowLine(true)
 	fmt.Fprintf(os.Stdout, "Traffic Schedulers Info:\n")
 	tableSched.SetHeader(SchedulerHeader)
 	tableSched.Append(SchedulerVals)
 	tableSched.Render()
 	tableSched.SetNewLine("")

 	tableShap := tablewriter.NewWriter(os.Stdout)
 	tableShap.SetRowLine(true)
 	fmt.Fprintf(os.Stdout, "Traffic Shaping Info:\n")
 	tableShap.SetHeader(ShapingInfoHeader)
 	tableShap.Append(ShapingInfoVals)
 	tableShap.Render()

 	return nil
 }
	/*
	* Portions copyright 2019-present Open Networking Foundation
	* Original copyright 2019-present Ciena Corporation
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package commands

	import (
	"context"
	"fmt"
	"os"
	"strconv"
	"strings"

	"github.com/jessevdk/go-flags"
	"github.com/olekukonko/tablewriter"
	pb "github.com/opencord/bbsim/api/bbsim"
	"github.com/opencord/bbsim/internal/bbsimctl/config"
	"github.com/opencord/cordctl/pkg/format"
	log "github.com/sirupsen/logrus"
	"google.golang.org/grpc"
	)

	const (
	DEFAULT_ONU_DEVICE_HEADER_FORMAT = "table{{ .PonPortID }}\t{{ .ID }}\t{{ .PortNo }}\t{{ .SerialNumber }}\t{{ .HwAddress }}\t{{ .STag }}\t{{ .CTag }}\t{{ .OperState }}\t{{ .InternalState }}"
	)

	type OnuSnString string
	type IgmpSubAction string

	const IgmpJoinKey string = "join"
	const IgmpLeaveKey string = "leave"
	const IgmpJoinKeyV3 string = "joinv3"

	type ONUList struct{}

	type ONUGet struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	type ONUShutDown struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	type ONUPowerOn struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	type ONUEapolRestart struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	type ONUDhcpRestart struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	type ONUIgmp struct {
	Args struct {
	OnuSn OnuSnString
	SubAction IgmpSubAction
	} `positional-args:"yes" required:"yes"`
	}

	type ONUOptions struct {
	List ONUList `command:"list"`
	Get ONUGet `command:"get"`
	ShutDown ONUShutDown `command:"shutdown"`
	PowerOn ONUPowerOn `command:"poweron"`
	RestartEapol ONUEapolRestart `command:"auth_restart"`
	RestartDchp ONUDhcpRestart `command:"dhcp_restart"`
	Igmp ONUIgmp `command:"igmp"`
	TrafficSchedulers ONUTrafficSchedulers `command:"traffic_schedulers"`
	}

	type ONUTrafficSchedulers struct {
	Args struct {
	OnuSn OnuSnString
	} `positional-args:"yes" required:"yes"`
	}

	func RegisterONUCommands(parser *flags.Parser) {
	parser.AddCommand("onu", "ONU Commands", "Commands to query and manipulate ONU devices", &ONUOptions{})
	}

	func connect() (pb.BBSimClient, *grpc.ClientConn) {
	conn, err := grpc.Dial(config.GlobalConfig.Server, grpc.WithInsecure())

	if err != nil {
	log.Fatalf("did not connect: %v", err)
	return nil, conn
	}
	return pb.NewBBSimClient(conn), conn
	}

	func getONUs() *pb.ONUs {

	client, conn := connect()
	defer conn.Close()

	// Contact the server and print out its response.
	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()

	onus, err := client.GetONUs(ctx, &pb.Empty{})
	if err != nil {
	log.Fatalf("could not get OLT: %v", err)
	return nil
	}
	return onus
	}

	func (options *ONUList) Execute(args []string) error {
	onus := getONUs()

	// print out
	tableFormat := format.Format(DEFAULT_ONU_DEVICE_HEADER_FORMAT)
	if err := tableFormat.Execute(os.Stdout, true, onus.Items); err != nil {
	log.Fatalf("Error while formatting ONUs table: %s", err)
	}

	return nil
	}

	func (options *ONUGet) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.GetONU(ctx, &req)

	if err != nil {
	log.Fatalf("Cannot not shutdown ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	tableFormat := format.Format(DEFAULT_ONU_DEVICE_HEADER_FORMAT)
	if err := tableFormat.Execute(os.Stdout, true, []*pb.ONU{res}); err != nil {
	log.Fatalf("Error while formatting ONUs table: %s", err)
	}

	return nil
	}

	func (options *ONUShutDown) Execute(args []string) error {

	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.ShutdownONU(ctx, &req)

	if err != nil {
	log.Fatalf("Cannot shutdown ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

	return nil
	}

	func (options *ONUPowerOn) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.PoweronONU(ctx, &req)

	if err != nil {
	log.Fatalf("Cannot power on ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

	return nil
	}

	func (options *ONUEapolRestart) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.RestartEapol(ctx, &req)

	if err != nil {
	log.Fatalf("Cannot restart EAPOL for ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

	return nil
	}

	func (options *ONUDhcpRestart) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.RestartDhcp(ctx, &req)

	if err != nil {
	log.Fatalf("Cannot restart DHCP for ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	fmt.Println(fmt.Sprintf("[Status: %d] %s", res.StatusCode, res.Message))

	return nil
	}

	func (options *ONUIgmp) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()

	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}

	var subActionVal pb.SubActionTypes
	if string(options.Args.SubAction) == IgmpJoinKey {
	subActionVal = pb.SubActionTypes_JOIN
	} else if string(options.Args.SubAction) == IgmpLeaveKey {
	subActionVal = pb.SubActionTypes_LEAVE
	} else if string(options.Args.SubAction) == IgmpJoinKeyV3 {
	subActionVal = pb.SubActionTypes_JOINV3
	}

	igmpReq := pb.IgmpRequest{
	OnuReq: &req,
	SubActionVal: subActionVal,
	}
	res, err := client.GetONU(ctx, igmpReq.OnuReq)
	if err != nil {
	log.WithFields(log.Fields{
	"SerialNumber": options.Args.OnuSn,
	}).Errorf("Cannot not get details on ONU error: %v", err)
	}
	log.WithFields(log.Fields{
	"SerialNumber": igmpReq.OnuReq.SerialNumber,
	}).Debugf("ONU has indentified : %s", res)

	igmpRes, igmpErr := client.ChangeIgmpState(ctx, &igmpReq)
	if igmpErr != nil {
	log.WithFields(log.Fields{
	"SubAction": options.Args.SubAction,
	}).Errorf("Could not process Action: error: %v", igmpErr)
	} else {
	log.WithFields(log.Fields{
	"SubAction": options.Args.SubAction,
	}).Debugf("igmp state has been changed with response: %s",
	igmpRes.Message)
	}

	return nil
	}

	func (onuSn *OnuSnString) Complete(match string) []flags.Completion {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()

	onus, err := client.GetONUs(ctx, &pb.Empty{})
	if err != nil {
	log.Fatalf("could not get ONUs: %v", err)
	return nil
	}

	list := make([]flags.Completion, 0)
	for _, k := range onus.Items {
	if strings.HasPrefix(k.SerialNumber, match) {
	list = append(list, flags.Completion{Item: k.SerialNumber})
	}
	}

	return list
	}

	func (options *ONUTrafficSchedulers) Execute(args []string) error {
	client, conn := connect()
	defer conn.Close()

	ctx, cancel := context.WithTimeout(context.Background(), config.GlobalConfig.Grpc.Timeout)
	defer cancel()
	req := pb.ONURequest{
	SerialNumber: string(options.Args.OnuSn),
	}
	res, err := client.GetOnuTrafficSchedulers(ctx, &req)
	if err != nil {
	log.Fatalf("Cannot get traffic schedulers for ONU %s: %v", options.Args.OnuSn, err)
	return err
	}

	if res.TraffSchedulers == nil {
	log.Fatalf("Cannot get traffic schedulers for ONU: %s (unavailable)", options.Args.OnuSn)
	return nil
	}

	SchedulerHeader := []string{"Direction",
	"AllocId",
	"Scheduler.Direction",
	"Scheduler.AdditionalBw",
	"Scheduler.Priority",
	"Scheduler.Weight",
	"Scheduler.SchedPolicy",
	}

	ShapingInfoHeader := []string{"InferredAdditionBwIndication",
	"Cbs",
	"Cir",
	"Gir",
	"Pbs",
	"Pir",
	}

	SchedulerVals := []string{}
	ShapingInfoVals := []string{}
	for _, v := range res.TraffSchedulers.TrafficScheds {
	SchedulerVals = append(SchedulerVals,
	v.GetDirection().String(),
	strconv.Itoa(int(v.GetAllocId())),
	v.Scheduler.GetDirection().String(),
	v.Scheduler.GetAdditionalBw().String(),
	strconv.Itoa(int(v.Scheduler.GetPriority())),
	strconv.Itoa(int(v.Scheduler.GetWeight())),
	v.GetScheduler().GetSchedPolicy().String(),
	)

	ShapingInfoVals = append(ShapingInfoVals,
	v.TrafficShapingInfo.GetAddBwInd().String(),
	strconv.Itoa(int(v.TrafficShapingInfo.GetCbs())),
	strconv.Itoa(int(v.TrafficShapingInfo.GetCir())),
	strconv.Itoa(int(v.TrafficShapingInfo.GetGir())),
	strconv.Itoa(int(v.TrafficShapingInfo.GetPbs())),
	strconv.Itoa(int(v.TrafficShapingInfo.GetPir())),
	)
	}

	fmt.Fprintf(os.Stdout, "OnuId: %d \n", int(res.TraffSchedulers.OnuId))
	fmt.Fprintf(os.Stdout, "IntfId: %d \n", int(res.TraffSchedulers.IntfId))
	fmt.Fprintf(os.Stdout, "UniId: %d \n", int(res.TraffSchedulers.UniId))
	fmt.Fprintf(os.Stdout, "OnuPortNo: %d \n", int(res.TraffSchedulers.PortNo))

	tableSched := tablewriter.NewWriter(os.Stdout)
	tableSched.SetRowLine(true)
	fmt.Fprintf(os.Stdout, "Traffic Schedulers Info:\n")
	tableSched.SetHeader(SchedulerHeader)
	tableSched.Append(SchedulerVals)
	tableSched.Render()
	tableSched.SetNewLine("")

	tableShap := tablewriter.NewWriter(os.Stdout)
	tableShap.SetRowLine(true)
	fmt.Fprintf(os.Stdout, "Traffic Shaping Info:\n")
	tableShap.SetHeader(ShapingInfoHeader)
	tableShap.Append(ShapingInfoVals)
	tableShap.Render()

	return nil
	}