key gen util

cmd/keyGen.go

@@ -0,0 +1,54 @@
+// Copyright © 2020 Vulcanize, Inc
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package cmd
+
+import (
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+// keyGenCmd represents the keyGen command
+var keyGenCmd = &cobra.Command{
+	Use:   "keyGen",
+	Short: "Generates ethereum key pairs",
+	Long: `Generates a new ethereum key pair for each file path provided
+These keys should only be used for testing purposes`,
+	Run: func(cmd *cobra.Command, args []string) {
+		keyGen()
+	},
+}
+
+func keyGen() {
+	// and their .toml config bindings
+	keyPaths := viper.GetStringSlice("keyGen.paths")
+	for _, path := range keyPaths {
+		key, err := crypto.GenerateKey()
+		if err != nil {
+			logWithCommand.Fatal(err)
+		}
+		if err := crypto.SaveECDSA(path, key); err != nil {
+			logWithCommand.Fatal(err)
+		}
+	}
+}
+
+func init() {
+	rootCmd.AddCommand(keyGenCmd)
+
+	keyGenCmd.PersistentFlags().StringArray("write-paths", nil, "file paths to write keys to; generate a key for each path provided")
+	viper.BindPFlag("keyGen.paths", keyGenCmd.PersistentFlags().Lookup("write-paths"))
+}