operator

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• Variables

Variables

var StartNodeCmd = &cobra.Command{
	Use:   "start-node",
	Short: "Starts an instance of SSV node",
	Run: func(cmd *cobra.Command, args []string) {
		appName := fmt.Sprintf("%s:%s", cmd.Parent().Short, cmd.Parent().Version)
		log.Printf("starting %s", appName)

		if err := cleanenv.ReadConfig(globalArgs.ConfigPath, &cfg); err != nil {
			log.Fatal(err)
		}
		if globalArgs.ShareConfigPath != "" {
			if err := cleanenv.ReadConfig(globalArgs.ShareConfigPath, &cfg); err != nil {
				log.Fatal(err)
			}
		}
		loggerLevel, errLogLevel := logex.GetLoggerLevelValue(cfg.LogLevel)
		Logger := logex.Build(appName, loggerLevel, &logex.EncodingConfig{
			Format:       cfg.GlobalConfig.LogFormat,
			LevelEncoder: logex.LevelEncoder([]byte(cfg.LogLevelFormat)),
		})
		if errLogLevel != nil {
			Logger.Warn(fmt.Sprintf("Default log level set to %s", loggerLevel), zap.Error(errLogLevel))
		}

		cfg.DBOptions.Logger = Logger
		db, err := storage.GetStorageFactory(cfg.DBOptions)
		if err != nil {
			Logger.Fatal("failed to create db!", zap.Error(err))
		}

		eth2Network := core.NetworkFromString(cfg.ETH2Options.Network)

		cfg.ETH2Options.Context = cmd.Context()
		cfg.ETH2Options.Logger = Logger
		cfg.ETH2Options.Graffiti = []byte("BloxStaking")
		beaconClient, err := goclient.New(cfg.ETH2Options)
		if err != nil {
			Logger.Fatal("failed to create beacon go-client", zap.Error(err))
		}

		network, err := p2p.New(cmd.Context(), Logger, &cfg.P2pNetworkConfig)
		if err != nil {
			Logger.Fatal("failed to create network", zap.Error(err))
		}

		ctx := cmd.Context()
		cfg.SSVOptions.Context = ctx
		cfg.SSVOptions.Logger = Logger
		cfg.SSVOptions.DB = db
		cfg.SSVOptions.Beacon = &beaconClient
		cfg.SSVOptions.ETHNetwork = &eth2Network

		cfg.SSVOptions.ValidatorOptions.ETHNetwork = &eth2Network
		cfg.SSVOptions.ValidatorOptions.Logger = Logger
		cfg.SSVOptions.ValidatorOptions.Context = ctx
		cfg.SSVOptions.ValidatorOptions.DB = db
		cfg.SSVOptions.ValidatorOptions.Network = network
		cfg.SSVOptions.ValidatorOptions.Beacon = beaconClient

		operatorStorage := operator.NewOperatorNodeStorage(db, Logger)
		if err := operatorStorage.SetupPrivateKey(cfg.OperatorPrivateKey); err != nil {
			Logger.Fatal("failed to setup operator private key", zap.Error(err))
		}
		cfg.SSVOptions.ValidatorOptions.ShareEncryptionKeyProvider = operatorStorage.GetPrivateKey

		if len(cfg.ETH1Options.RegistryContractABI) > 0 {
			Logger.Info("using registry contract abi", zap.String("abi", cfg.ETH1Options.RegistryContractABI))
			if err = eth1.LoadABI(cfg.ETH1Options.RegistryContractABI); err != nil {
				Logger.Fatal("failed to load ABI JSON", zap.Error(err))
			}
		}
		cfg.SSVOptions.Eth1Client, err = goeth.NewEth1Client(goeth.ClientOptions{
			Ctx:                        cmd.Context(),
			Logger:                     Logger,
			NodeAddr:                   cfg.ETH1Options.ETH1Addr,
			ConnectionTimeout:          cfg.ETH1Options.ETH1ConnectionTimeout,
			ContractABI:                eth1.ContractABI(),
			RegistryContractAddr:       cfg.ETH1Options.RegistryContractAddr,
			ShareEncryptionKeyProvider: operatorStorage.GetPrivateKey,
		})
		if err != nil {
			Logger.Fatal("failed to create eth1 client", zap.Error(err))
		}

		validatorCtrl := validator.NewController(cfg.SSVOptions.ValidatorOptions)
		cfg.SSVOptions.ValidatorController = validatorCtrl

		operatorNode = operator.New(cfg.SSVOptions)

		if err := operatorNode.StartEth1(eth1.HexStringToSyncOffset(cfg.ETH1Options.ETH1SyncOffset)); err != nil {
			Logger.Fatal("failed to start eth1", zap.Error(err))
		}
		if cfg.MetricsAPIPort > 0 {
			go startMetricsHandler(Logger, cfg.MetricsAPIPort, cfg.EnableProfile)
		}
		if err := operatorNode.Start(); err != nil {
			Logger.Fatal("failed to start SSV node", zap.Error(err))
		}
	},
}

StartNodeCmd is the command to start SSV node