195 lines
4.9 KiB
Go
195 lines
4.9 KiB
Go
package debug
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import (
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"encoding/base64"
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"encoding/hex"
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"fmt"
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"strconv"
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"strings"
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"github.com/spf13/cobra"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/cosmos/cosmos-sdk/client"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/version"
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)
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func Cmd() *cobra.Command {
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cmd := &cobra.Command{
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Use: "debug",
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Short: "Tool for helping with debugging your application",
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RunE: client.ValidateCmd,
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}
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cmd.AddCommand(PubkeyCmd())
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cmd.AddCommand(AddrCmd())
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cmd.AddCommand(RawBytesCmd())
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return cmd
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}
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// getPubKeyFromString returns a Tendermint PubKey (PubKeyEd25519) by attempting
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// to decode the pubkey string from hex, base64, and finally bech32. If all
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// encodings fail, an error is returned.
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func getPubKeyFromString(pkstr string) (crypto.PubKey, error) {
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pubKey := make(ed25519.PubKey, ed25519.PubKeySize)
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bz, err := hex.DecodeString(pkstr)
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if err == nil {
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copy(pubKey[:], bz)
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return pubKey, nil
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}
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bz, err = base64.StdEncoding.DecodeString(pkstr)
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if err == nil {
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copy(pubKey[:], bz)
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return pubKey, nil
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}
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pk, err := sdk.GetPubKeyFromBech32(sdk.Bech32PubKeyTypeAccPub, pkstr)
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if err == nil {
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return pk, nil
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}
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pk, err = sdk.GetPubKeyFromBech32(sdk.Bech32PubKeyTypeValPub, pkstr)
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if err == nil {
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return pk, nil
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}
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pk, err = sdk.GetPubKeyFromBech32(sdk.Bech32PubKeyTypeConsPub, pkstr)
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if err == nil {
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return pk, nil
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}
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return nil, fmt.Errorf("pubkey '%s' invalid; expected hex, base64, or bech32", pubKey)
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}
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func PubkeyCmd() *cobra.Command {
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return &cobra.Command{
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Use: "pubkey [pubkey]",
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Short: "Decode a ED25519 pubkey from hex, base64, or bech32",
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Long: fmt.Sprintf(`Decode a pubkey from hex, base64, or bech32.
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Example:
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$ %s debug pubkey TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz
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$ %s debug pubkey cosmos1e0jnq2sun3dzjh8p2xq95kk0expwmd7shwjpfg
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`, version.AppName, version.AppName),
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Args: cobra.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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clientCtx := client.GetClientContextFromCmd(cmd)
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pk, err := getPubKeyFromString(args[0])
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if err != nil {
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return err
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}
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edPK, ok := pk.(ed25519.PubKey)
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if !ok {
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return fmt.Errorf("invalid pubkey type; expected ED25519")
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}
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pubKeyJSONBytes, err := clientCtx.JSONMarshaler.MarshalJSON(edPK)
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if err != nil {
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return err
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}
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accPub, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeAccPub, edPK)
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if err != nil {
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return err
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}
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valPub, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeValPub, edPK)
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if err != nil {
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return err
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}
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consenusPub, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeConsPub, edPK)
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if err != nil {
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return err
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}
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cmd.Println("Address:", edPK.Address())
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cmd.Printf("Hex: %X\n", edPK[:])
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cmd.Println("JSON (base64):", string(pubKeyJSONBytes))
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cmd.Println("Bech32 Acc:", accPub)
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cmd.Println("Bech32 Validator Operator:", valPub)
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cmd.Println("Bech32 Validator Consensus:", consenusPub)
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return nil
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},
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}
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}
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func AddrCmd() *cobra.Command {
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return &cobra.Command{
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Use: "addr [address]",
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Short: "Convert an address between hex and bech32",
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Long: fmt.Sprintf(`Convert an address between hex encoding and bech32.
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Example:
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$ %s debug addr cosmos1e0jnq2sun3dzjh8p2xq95kk0expwmd7shwjpfg
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`, version.AppName),
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Args: cobra.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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addrString := args[0]
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var addr []byte
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// try hex, then bech32
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var err error
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addr, err = hex.DecodeString(addrString)
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if err != nil {
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var err2 error
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addr, err2 = sdk.AccAddressFromBech32(addrString)
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if err2 != nil {
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var err3 error
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addr, err3 = sdk.ValAddressFromBech32(addrString)
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if err3 != nil {
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return fmt.Errorf("expected hex or bech32. Got errors: hex: %v, bech32 acc: %v, bech32 val: %v", err, err2, err3)
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}
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}
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}
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accAddr := sdk.AccAddress(addr)
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valAddr := sdk.ValAddress(addr)
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cmd.Println("Address:", addr)
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cmd.Printf("Address (hex): %X\n", addr)
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cmd.Printf("Bech32 Acc: %s\n", accAddr)
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cmd.Printf("Bech32 Val: %s\n", valAddr)
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return nil
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},
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}
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}
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func RawBytesCmd() *cobra.Command {
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return &cobra.Command{
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Use: "raw-bytes [raw-bytes]",
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Short: "Convert raw bytes output (eg. [10 21 13 255]) to hex",
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Long: fmt.Sprintf(`Convert raw-bytes to hex.
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Example:
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$ %s debug raw-bytes [72 101 108 108 111 44 32 112 108 97 121 103 114 111 117 110 100]
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`, version.AppName),
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Args: cobra.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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stringBytes := args[0]
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stringBytes = strings.Trim(stringBytes, "[")
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stringBytes = strings.Trim(stringBytes, "]")
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spl := strings.Split(stringBytes, " ")
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byteArray := []byte{}
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for _, s := range spl {
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b, err := strconv.Atoi(s)
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if err != nil {
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return err
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}
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byteArray = append(byteArray, byte(b))
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}
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fmt.Printf("%X\n", byteArray)
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return nil
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},
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}
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}
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