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devices_simulate.go
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/
devices_simulate.go
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// Copyright © 2017 The Things Network
// Use of this source code is governed by the MIT license that can be found in the LICENSE file.
package cmd
import (
"strings"
"github.com/TheThingsNetwork/api"
"github.com/TheThingsNetwork/ttn/core/types"
"github.com/TheThingsNetwork/ttn/ttnctl/util"
"github.com/spf13/cobra"
)
var devicesSimulateCmd = &cobra.Command{
Use: "simulate [Device ID] [Payload]",
Short: "Simulate uplink for a device",
Long: `ttnctl devices simulate can be used to simulate an uplink message for a device.`,
Run: func(cmd *cobra.Command, args []string) {
assertArgsLength(cmd, args, 2, 2)
devID := strings.ToLower(args[0])
if err := api.NotEmptyAndValidID(devID, "Device ID"); err != nil {
ctx.Fatal(err.Error())
}
appID := util.GetAppID(ctx)
port, err := cmd.Flags().GetUint32("port")
if err != nil {
ctx.WithError(err).Error("Failed to read port flag")
return
}
payload, err := types.ParseHEX(args[1], len(args[1])/2)
if err != nil {
ctx.WithError(err).Error("Invalid Payload")
return
}
conn, manager := util.GetHandlerManager(ctx, appID)
defer conn.Close()
err = manager.SimulateUplink(appID, devID, port, payload)
if err != nil {
ctx.WithError(err).Error("Simulate failed")
return
}
ctx.Info("Simulated uplink sent")
},
}
func init() {
devicesCmd.AddCommand(devicesSimulateCmd)
devicesSimulateCmd.Flags().Uint32("port", 1, "Port number")
}