Add list-quorums command to CLI (#403)

node/plugin/cmd/main.go

@@ -152,6 +152,13 @@ func pluginOps(ctx *cli.Context) {
 			return
 		}
 		log.Printf("Info: successfully updated socket, for operator ID: %x, operator address: %x, socket: %s", operatorID, sk.Address, config.Socket)
+	} else if config.Operation == "list-quorums" {
+		quorumIds, err := tx.GetRegisteredQuorumIdsForOperator(context.Background(), operatorID)
+		if err != nil {
+			log.Printf("Error: failed to get quorum(s) for operatorID: %x, operator address: %x, error: %v", operatorID, sk.Address, err)
+			return
+		}
+		log.Printf("Info: operator ID: %x, operator address: %x, current quorums: %v", operatorID, sk.Address, quorumIds)
 	} else {
 		log.Fatalf("Fatal: unsupported operation: %s", config.Operation)
 	}

node/plugin/config.go

@@ -25,7 +25,7 @@ var (
 	OperationFlag = cli.StringFlag{
 		Name:     "operation",
 		Required: true,
-		Usage:    "Supported operations: opt-in, opt-out",
+		Usage:    "Supported operations: opt-in, opt-out, list-quorums",
 		EnvVar:   common.PrefixEnvVar(flags.EnvVarPrefix, "OPERATION"),
 	}
 
@@ -136,7 +136,7 @@ func NewConfig(ctx *cli.Context) (*Config, error) {
 	}
 
 	op := ctx.GlobalString(OperationFlag.Name)
-	if op != "opt-in" && op != "opt-out" {
+	if op != "opt-in" && op != "opt-out" && op != "list-quorums " {
 		return nil, errors.New("unsupported operation type")
 	}