operator update (Layr-Labs#9)

Author: shrimalmadhur

cmd/eigenlayer/main.go

@@ -10,11 +10,21 @@ import (
 )
 
 func main() {
-	var app = cli.NewApp()
+	cli.AppHelpTemplate = fmt.Sprintf(`        
+     _______ _                   _                              
+    (_______|_)                 | |                             
+     _____   _  ____  ____ ____ | |      ____ _   _  ____  ____ 
+    |  ___) | |/ _  |/ _  )  _ \| |     / _  | | | |/ _  )/ ___)
+    | |_____| ( ( | ( (/ /| | | | |____( ( | | |_| ( (/ /| |    
+    |_______)_|\_|| |\____)_| |_|_______)_||_|\__  |\____)_|    
+              (_____|                        (____/             
+    %s`, cli.AppHelpTemplate)
+	app := cli.NewApp()
 
 	app.Name = "eigenlayer"
 	app.Usage = "EigenLayer CLI"
 	app.Version = "0.1.0"
+	app.Copyright = "(c) 2023 EigenLabs"
 
 	// Initialize the dependencies
 	prompter := utils.NewPrompter()

pkg/operator.go

@@ -15,6 +15,7 @@ func OperatorCmd(p utils.Prompter) *cli.Command {
 			operator.ConfigCmd(p),
 			operator.RegisterCmd(p),
 			operator.StatusCmd(p),
+			operator.UpdateCmd(p),
 		},
 	}
 

pkg/operator/update.go

@@ -0,0 +1,110 @@
+package operator
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/Layr-Labs/eigenlayer-cli/pkg/types"
+	"github.com/Layr-Labs/eigenlayer-cli/pkg/utils"
+	eigenChainio "github.com/Layr-Labs/eigensdk-go/chainio/clients"
+	"github.com/Layr-Labs/eigensdk-go/chainio/clients/eth"
+	elContracts "github.com/Layr-Labs/eigensdk-go/chainio/elcontracts"
+	eigensdkLogger "github.com/Layr-Labs/eigensdk-go/logging"
+	"github.com/Layr-Labs/eigensdk-go/metrics"
+	eigensdkUtils "github.com/Layr-Labs/eigensdk-go/utils"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/urfave/cli/v2"
+)
+
+func UpdateCmd(p utils.Prompter) *cli.Command {
+	updateCmd := &cli.Command{
+		Name:      "update",
+		Usage:     "Update the operator metadata onchain",
+		UsageText: "update <configuration-file>",
+		Description: `
+		Updates the operator metadata onchain which includes 
+			- metadata url
+			- delegation approver address
+			- earnings receiver address
+			- staker opt out window blocks
+
+		Requires the same file used for registration as argument
+		`,
+		Action: func(cCtx *cli.Context) error {
+			args := cCtx.Args()
+			if args.Len() != 1 {
+				return fmt.Errorf("%w: accepts 1 arg, received %d", ErrInvalidNumberOfArgs, args.Len())
+			}
+
+			configurationFilePath := args.Get(0)
+			var operatorCfg types.OperatorConfig
+			err := eigensdkUtils.ReadYamlConfig(configurationFilePath, &operatorCfg)
+			if err != nil {
+				return err
+			}
+			fmt.Printf(
+				"Operator configuration file read successfully %s %s\n",
+				operatorCfg.Operator.Address,
+				utils.EmojiCheckMark,
+			)
+			signerType, err := validateSignerType(operatorCfg)
+			if err != nil {
+				return err
+			}
+
+			logger, err := eigensdkLogger.NewZapLogger(eigensdkLogger.Development)
+			if err != nil {
+				return err
+			}
+
+			localSigner, err := getSigner(p, signerType, operatorCfg)
+			if err != nil {
+				return err
+			}
+
+			ethClient, err := eth.NewClient(operatorCfg.EthRPCUrl)
+			if err != nil {
+				return err
+			}
+
+			elContractsClient, err := eigenChainio.NewELContractsChainClient(
+				common.HexToAddress(operatorCfg.ELSlasherAddress),
+				common.HexToAddress(operatorCfg.BlsPublicKeyCompendiumAddress),
+				ethClient,
+				ethClient,
+				logger,
+			)
+			if err != nil {
+				return err
+			}
+
+			noopMetrics := metrics.NewNoopMetrics()
+			elWriter := elContracts.NewELChainWriter(
+				elContractsClient,
+				ethClient,
+				localSigner,
+				logger,
+				noopMetrics,
+			)
+
+			if err != nil {
+				return err
+			}
+			receipt, err := elWriter.UpdateOperatorDetails(context.Background(), operatorCfg.Operator)
+			if err != nil {
+				logger.Errorf("Error while updating operator details: %s", utils.EmojiCrossMark)
+				return err
+			}
+			logger.Infof(
+				"Operator details updated at: %s %s",
+				getTransactionLink(receipt.TxHash.String(), &operatorCfg.ChainId),
+				utils.EmojiCheckMark,
+			)
+
+			logger.Infof("Operator updated successfully %s", utils.EmojiCheckMark)
+			return nil
+		},
+	}
+
+	return updateCmd
+}