97 lines
2.2 KiB
Go
97 lines
2.2 KiB
Go
package commands
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import (
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"encoding/hex"
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"fmt"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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crypto "github.com/tendermint/go-crypto"
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"github.com/cosmos/cosmos-sdk/client/context"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/wire"
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authcmd "github.com/cosmos/cosmos-sdk/x/auth/commands"
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"github.com/cosmos/cosmos-sdk/x/simplestake"
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)
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const (
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flagStake = "stake"
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flagValidator = "validator"
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)
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// simple bond tx
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func BondTxCmd(cdc *wire.Codec) *cobra.Command {
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cmd := &cobra.Command{
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Use: "bond",
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Short: "Bond to a validator",
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.NewCoreContextFromViper()
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from, err := ctx.GetFromAddress()
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if err != nil {
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return err
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}
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stakeString := viper.GetString(flagStake)
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if len(stakeString) == 0 {
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return fmt.Errorf("specify coins to bond with --stake")
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}
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valString := viper.GetString(flagValidator)
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if len(valString) == 0 {
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return fmt.Errorf("specify pubkey to bond to with --validator")
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}
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stake, err := sdk.ParseCoin(stakeString)
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if err != nil {
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return err
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}
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// TODO: bech32 ...
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rawPubKey, err := hex.DecodeString(valString)
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if err != nil {
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return err
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}
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var pubKeyEd crypto.PubKeyEd25519
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copy(pubKeyEd[:], rawPubKey)
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msg := simplestake.NewMsgBond(from, stake, pubKeyEd)
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return sendMsg(cdc, msg)
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},
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}
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cmd.Flags().String(flagStake, "", "Amount of coins to stake")
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cmd.Flags().String(flagValidator, "", "Validator address to stake")
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return cmd
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}
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// simple unbond tx
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func UnbondTxCmd(cdc *wire.Codec) *cobra.Command {
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cmd := &cobra.Command{
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Use: "unbond",
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Short: "Unbond from a validator",
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RunE: func(cmd *cobra.Command, args []string) error {
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from, err := context.NewCoreContextFromViper().GetFromAddress()
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if err != nil {
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return err
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}
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msg := simplestake.NewMsgUnbond(from)
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return sendMsg(cdc, msg)
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},
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}
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return cmd
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}
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func sendMsg(cdc *wire.Codec, msg sdk.Msg) error {
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ctx := context.NewCoreContextFromViper().WithDecoder(authcmd.GetAccountDecoder(cdc))
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res, err := ctx.EnsureSignBuildBroadcast(ctx.FromAddressName, msg, cdc)
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if err != nil {
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return err
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}
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fmt.Printf("Committed at block %d. Hash: %s\n", res.Height, res.Hash.String())
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return nil
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}
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