82 lines
1.7 KiB
Go
82 lines
1.7 KiB
Go
package cli
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import (
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"encoding/hex"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/cosmos/cosmos-sdk/client"
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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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wire "github.com/cosmos/cosmos-sdk/wire"
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authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
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"github.com/cosmos/cosmos-sdk/x/ibc"
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)
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const (
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flagTo = "to"
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flagAmount = "amount"
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flagChain = "chain"
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)
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// IBC transfer command
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func IBCTransferCmd(cdc *wire.Codec) *cobra.Command {
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cmd := &cobra.Command{
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Use: "transfer",
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.NewCoreContextFromViper().WithDecoder(authcmd.GetAccountDecoder(cdc))
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// get the from address
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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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// build the message
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msg, err := buildMsg(from)
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if err != nil {
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return err
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}
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// get password
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err = ctx.EnsureSignBuildBroadcast(ctx.FromAddressName, []sdk.Msg{msg}, cdc, viper.GetBool(client.FlagAsync), false)
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if err != nil {
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return err
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}
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return nil
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},
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}
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cmd.Flags().String(flagTo, "", "Address to send coins")
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cmd.Flags().String(flagAmount, "", "Amount of coins to send")
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cmd.Flags().String(flagChain, "", "Destination chain to send coins")
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return cmd
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}
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func buildMsg(from sdk.Address) (sdk.Msg, error) {
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amount := viper.GetString(flagAmount)
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coins, err := sdk.ParseCoins(amount)
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if err != nil {
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return nil, err
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}
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dest := viper.GetString(flagTo)
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bz, err := hex.DecodeString(dest)
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if err != nil {
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return nil, err
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}
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to := sdk.Address(bz)
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packet := ibc.NewIBCPacket(from, to, coins, viper.GetString(client.FlagChainID),
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viper.GetString(flagChain))
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msg := ibc.IBCTransferMsg{
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IBCPacket: packet,
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}
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return msg, nil
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}
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