cmd: wire dkg command

cmd/cmd.go

@@ -26,6 +26,7 @@ import (
 
 	"github.com/obolnetwork/charon/app"
 	"github.com/obolnetwork/charon/app/errors"
+	"github.com/obolnetwork/charon/dkg"
 )
 
 const (
@@ -46,13 +47,14 @@ func New() *cobra.Command {
 		newRunCmd(app.Run),
 		newBootnodeCmd(RunBootnode),
 		newCreateClusterCmd(runCreateCluster),
+		newDKGCmd(dkg.Run),
 	)
 }
 
 func newRootCmd(cmds ...*cobra.Command) *cobra.Command {
 	root := &cobra.Command{
 		Use:   "charon",
-		Short: "Charon - The Ethereum DVT middleware client",
+		Short: "Charon - Proof of Stake Ethereum Distributed Validator Client",
 		Long:  `Charon enables the operation of Ethereum validators in a fault tolerant manner by splitting the validating keys across a group of trusted parties using threshold cryptography.`,
 		PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
 			return initializeConfig(cmd)

cmd/dkg.go

@@ -0,0 +1,52 @@
+// Copyright © 2022 Obol Labs Inc.
+//
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of  MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+// more details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package cmd
+
+import (
+	"context"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
+
+	"github.com/obolnetwork/charon/dkg"
+)
+
+func newDKGCmd(runFunc func(context.Context, dkg.Config) error) *cobra.Command {
+	var config dkg.Config
+
+	cmd := &cobra.Command{
+		Use:   "dkg",
+		Short: "Create distributed validator key shares by participating in a DKG ceremony",
+		Long: `Participate in a distributed key generation ceremony for a specific cluster definition that creates
+distributed validator key shares and a final cluster lock configuration. Note that all other cluster operators should run
+this command at the same time.`,
+		Args: cobra.NoArgs,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runFunc(cmd.Context(), config)
+		},
+	}
+
+	bindDataDirFlag(cmd.Flags(), &config.DataDir)
+	bindDefDirFlag(cmd.Flags(), &config.DefFile)
+	bindP2PFlags(cmd.Flags(), &config.P2P)
+	bindLogFlags(cmd.Flags(), &config.Log)
+
+	return cmd
+}
+
+func bindDefDirFlag(flags *pflag.FlagSet, dataDir *string) {
+	flags.StringVar(dataDir, "definition-file", ".charon/cluster_definition.json", "The path to the cluster definition file.")
+}