112 lines
2.2 KiB
Go
112 lines
2.2 KiB
Go
package main
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import (
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"context"
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"fmt"
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"math/rand"
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"os"
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"time"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/api/v0api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/types"
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lcli "github.com/filecoin-project/lotus/cli"
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"github.com/urfave/cli/v2"
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)
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func main() {
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app := &cli.App{
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Name: "chain-noise",
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Usage: "Generate some spam transactions in the network",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "repo",
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EnvVars: []string{"LOTUS_PATH"},
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Hidden: true,
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Value: "~/.lotus", // TODO: Consider XDG_DATA_HOME
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},
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&cli.IntFlag{
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Name: "limit",
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Usage: "spam transaction count limit, <= 0 is no limit",
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Value: 0,
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},
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&cli.IntFlag{
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Name: "rate",
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Usage: "spam transaction rate, count per second",
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Value: 5,
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},
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},
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Commands: []*cli.Command{runCmd},
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}
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if err := app.Run(os.Args); err != nil {
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fmt.Println("Error: ", err)
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os.Exit(1)
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}
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}
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var runCmd = &cli.Command{
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Name: "run",
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Action: func(cctx *cli.Context) error {
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addr, err := address.NewFromString(cctx.Args().First())
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if err != nil {
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return err
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}
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api, closer, err := lcli.GetFullNodeAPI(cctx)
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if err != nil {
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return err
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}
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defer closer()
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ctx := lcli.ReqContext(cctx)
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rate := cctx.Int("rate")
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if rate <= 0 {
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rate = 5
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}
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limit := cctx.Int("limit")
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return sendSmallFundsTxs(ctx, api, addr, rate, limit)
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},
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}
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func sendSmallFundsTxs(ctx context.Context, api v0api.FullNode, from address.Address, rate, limit int) error {
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var sendSet []address.Address
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for i := 0; i < 20; i++ {
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naddr, err := api.WalletNew(ctx, types.KTSecp256k1)
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if err != nil {
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return err
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}
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sendSet = append(sendSet, naddr)
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}
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count := limit
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tick := build.Clock.Ticker(time.Second / time.Duration(rate))
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for {
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if count <= 0 && limit > 0 {
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fmt.Printf("%d messages sent.\n", limit)
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return nil
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}
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select {
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case <-tick.C:
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msg := &types.Message{
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From: from,
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To: sendSet[rand.Intn(20)],
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Value: types.NewInt(1),
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}
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smsg, err := api.MpoolPushMessage(ctx, msg, nil)
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if err != nil {
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return err
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}
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count--
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fmt.Println("Message sent: ", smsg.Cid())
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case <-ctx.Done():
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return nil
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}
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}
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}
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