96 lines
2.0 KiB
Go
96 lines
2.0 KiB
Go
package commands
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"fmt"
|
|
|
|
"github.com/spf13/cobra"
|
|
"github.com/spf13/viper"
|
|
|
|
"github.com/cosmos/cosmos-sdk/client"
|
|
"github.com/cosmos/cosmos-sdk/client/context"
|
|
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
wire "github.com/cosmos/cosmos-sdk/wire"
|
|
|
|
authcmd "github.com/cosmos/cosmos-sdk/x/auth/commands"
|
|
"github.com/cosmos/cosmos-sdk/x/ibc"
|
|
)
|
|
|
|
const (
|
|
flagTo = "to"
|
|
flagAmount = "amount"
|
|
flagChain = "chain"
|
|
)
|
|
|
|
func IBCTransferCmd(cdc *wire.Codec) *cobra.Command {
|
|
cmdr := sendCommander{cdc}
|
|
cmd := &cobra.Command{
|
|
Use: "transfer",
|
|
RunE: cmdr.sendIBCTransfer,
|
|
}
|
|
cmd.Flags().String(flagTo, "", "Address to send coins")
|
|
cmd.Flags().String(flagAmount, "", "Amount of coins to send")
|
|
cmd.Flags().String(flagChain, "", "Destination chain to send coins")
|
|
return cmd
|
|
}
|
|
|
|
type sendCommander struct {
|
|
cdc *wire.Codec
|
|
}
|
|
|
|
func (c sendCommander) sendIBCTransfer(cmd *cobra.Command, args []string) error {
|
|
ctx := context.NewCoreContextFromViper().WithDecoder(authcmd.GetAccountDecoder(c.cdc))
|
|
|
|
// get the from address
|
|
from, err := ctx.GetFromAddress()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// build the message
|
|
msg, err := buildMsg(from)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// default to next sequence number if none provided
|
|
ctx, err = context.EnsureSequence(ctx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// get password
|
|
res, err := ctx.SignBuildBroadcast(ctx.FromAddressName, msg, c.cdc)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
fmt.Printf("Committed at block %d. Hash: %s\n", res.Height, res.Hash.String())
|
|
return nil
|
|
}
|
|
|
|
func buildMsg(from sdk.Address) (sdk.Msg, error) {
|
|
amount := viper.GetString(flagAmount)
|
|
coins, err := sdk.ParseCoins(amount)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
dest := viper.GetString(flagTo)
|
|
bz, err := hex.DecodeString(dest)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
to := sdk.Address(bz)
|
|
|
|
packet := ibc.NewIBCPacket(from, to, coins, viper.GetString(client.FlagChainID),
|
|
viper.GetString(flagChain))
|
|
|
|
msg := ibc.IBCTransferMsg{
|
|
IBCPacket: packet,
|
|
}
|
|
|
|
return msg, nil
|
|
}
|