da9157e406
* changes from update version * app changes * cmd changes * build and send tx * fix tests * eth_rpc fixes * lint * add WithEventManager to handler ctx * changelog * go mod verify and tidy
77 lines
1.9 KiB
Go
77 lines
1.9 KiB
Go
package main
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import (
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"bufio"
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"fmt"
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"strings"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/ethereum/go-ethereum/common/hexutil"
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ethcrypto "github.com/ethereum/go-ethereum/crypto"
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"github.com/cosmos/cosmos-sdk/client/flags"
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"github.com/cosmos/cosmos-sdk/client/input"
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clientkeys "github.com/cosmos/cosmos-sdk/client/keys"
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emintcrypto "github.com/cosmos/ethermint/crypto"
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)
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func unsafeExportEthKeyCommand() *cobra.Command {
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cmd := &cobra.Command{
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Use: "unsafe-export-eth-key [name]",
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Short: "**UNSAFE** Export an Ethereum private key",
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Long: `**UNSAFE** Export an Ethereum private key unencrypted to use in dev tooling`,
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Args: cobra.ExactArgs(1),
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RunE: runExportCmd,
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}
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return cmd
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}
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func runExportCmd(cmd *cobra.Command, args []string) error {
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inBuf := bufio.NewReader(cmd.InOrStdin())
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kb, err := clientkeys.NewKeyringFromHomeFlag(cmd.InOrStdin())
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if err != nil {
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return err
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}
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decryptPassword := ""
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conf := true
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keyringBackend := viper.GetString(flags.FlagKeyringBackend)
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switch keyringBackend {
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case flags.KeyringBackendFile:
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decryptPassword, err = input.GetPassword(
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"**WARNING this is an unsafe way to export your unencrypted private key**\nEnter key password:",
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inBuf)
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case flags.KeyringBackendOS:
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conf, err = input.GetConfirmation(
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"**WARNING** this is an unsafe way to export your unencrypted private key, are you sure?",
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inBuf)
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}
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if err != nil || !conf {
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return err
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}
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// Exports private key from keybase using password
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privKey, err := kb.ExportPrivateKeyObject(args[0], decryptPassword)
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if err != nil {
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return err
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}
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// Converts key to Ethermint secp256 implementation
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emintKey, ok := privKey.(emintcrypto.PrivKeySecp256k1)
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if !ok {
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return fmt.Errorf("invalid private key type, must be Ethereum key: %T", privKey)
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}
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// Formats key for output
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privB := ethcrypto.FromECDSA(emintKey.ToECDSA())
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keyS := strings.ToUpper(hexutil.Encode(privB)[2:])
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fmt.Println(keyS)
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return nil
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}
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