57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
package cli
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import (
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"strconv"
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"github.com/cosmos/cosmos-sdk/client/context"
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"github.com/cosmos/cosmos-sdk/client/utils"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/docs/examples/democoin/x/pow"
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sdk "github.com/cosmos/cosmos-sdk/types"
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authtxb "github.com/cosmos/cosmos-sdk/x/auth/client/txbuilder"
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"github.com/spf13/cobra"
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)
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// command to mine some pow!
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func MineCmd(cdc *codec.Codec) *cobra.Command {
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return &cobra.Command{
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Use: "mine [difficulty] [count] [nonce] [solution]",
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Short: "Mine some coins with proof-of-work!",
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Args: cobra.ExactArgs(4),
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RunE: func(cmd *cobra.Command, args []string) error {
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txBldr := authtxb.NewTxBuilderFromCLI().WithTxEncoder(utils.GetTxEncoder(cdc))
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cliCtx := context.NewCLIContext().
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WithCodec(cdc).
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WithAccountDecoder(cdc)
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from, err := cliCtx.GetFromAddress()
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if err != nil {
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return err
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}
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difficulty, err := strconv.ParseUint(args[0], 0, 64)
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if err != nil {
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return err
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}
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count, err := strconv.ParseUint(args[1], 0, 64)
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if err != nil {
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return err
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}
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nonce, err := strconv.ParseUint(args[2], 0, 64)
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if err != nil {
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return err
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}
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solution := []byte(args[3])
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msg := pow.NewMsgMine(from, difficulty, count, nonce, solution)
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// Build and sign the transaction, then broadcast to a Tendermint
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// node.
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return utils.CompleteAndBroadcastTxCli(txBldr, cliCtx, []sdk.Msg{msg})
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},
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}
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}
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