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add an auto flag to mpool replace #3676

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merged 2 commits into from
Sep 9, 2020
Merged

add an auto flag to mpool replace #3676

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8c0994e
add an auto flag to mpool replace
whyrusleeping Sep 8, 2020
e9b85f5
ensure replaced message can properly RBF
whyrusleeping Sep 9, 2020
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35 changes: 26 additions & 9 deletions cli/mpool.go
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ import (
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"

lapi "github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/types"
)

Expand Down Expand Up @@ -293,6 +294,10 @@ var mpoolReplaceCmd = &cli.Command{
Name: "gas-limit",
Usage: "gas price for new message",
},
&cli.BoolFlag{
Name: "auto",
Usage: "automatically reprice the specified message",
},
},
ArgsUsage: "[from] [nonce]",
Action: func(cctx *cli.Context) error {
Expand Down Expand Up @@ -342,15 +347,27 @@ var mpoolReplaceCmd = &cli.Command{

msg := found.Message

msg.GasLimit = cctx.Int64("gas-limit")
msg.GasPremium, err = types.BigFromString(cctx.String("gas-premium"))
if err != nil {
return fmt.Errorf("parsing gas-premium: %w", err)
}
// TODO: estimate fee cap here
msg.GasFeeCap, err = types.BigFromString(cctx.String("gas-feecap"))
if err != nil {
return fmt.Errorf("parsing gas-feecap: %w", err)
if cctx.Bool("auto") {
// msg.GasLimit = 0 // TODO: need to fix the way we estimate gas limits to account for the messages already being in the mempool
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max(msg.GasLimit + 1, GasEstimateGasLimit)?

msg.GasFeeCap = abi.NewTokenAmount(0)
msg.GasPremium = abi.NewTokenAmount(0)
retm, err := api.GasEstimateMessageGas(ctx, &msg, &lapi.MessageSendSpec{}, types.EmptyTSK)
if err != nil {
return fmt.Errorf("failed to estimate gas values: %w", err)
}
msg.GasFeeCap = retm.GasFeeCap
msg.GasPremium = retm.GasPremium
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Needs to check if this is high enough for replace-by-fee

} else {
msg.GasLimit = cctx.Int64("gas-limit")
msg.GasPremium, err = types.BigFromString(cctx.String("gas-premium"))
if err != nil {
return fmt.Errorf("parsing gas-premium: %w", err)
}
// TODO: estimate fee cap here
msg.GasFeeCap, err = types.BigFromString(cctx.String("gas-feecap"))
if err != nil {
return fmt.Errorf("parsing gas-feecap: %w", err)
}
}

smsg, err := api.WalletSignMessage(ctx, msg.From, &msg)
Expand Down