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lotus-pcr: refund provecommit sectors

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This commit is contained in:
Travis Person 2020-08-17 18:52:02 +00:00
parent 2e78ed685f
commit 5040623a12
1 changed files with 185 additions and 59 deletions
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244
cmd/lotus-pcr/main.go
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@ -10,6 +10,7 @@ import (
"os"
"path/filepath"
"strconv"
"time"
"github.com/ipfs/go-cid"
logging "github.com/ipfs/go-log/v2"
@ -20,6 +21,7 @@ import (
"golang.org/x/xerrors"
"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-actors/actors/abi/big"
"github.com/filecoin-project/specs-actors/actors/builtin"
"github.com/filecoin-project/specs-actors/actors/builtin/miner"
"github.com/filecoin-project/specs-actors/actors/runtime/exitcode"
@ -70,16 +72,24 @@ func main() {
EnvVars: []string{"LOTUS_PCR_PATH"},
Value: "~/.lotuspcr", // TODO: Consider XDG_DATA_HOME
},
&cli.StringFlag{
Name: "log-level",
EnvVars: []string{"LOTUS_PCR_LOG_LEVEL"},
Hidden: true,
Value: "info",
},
},
Before: func(cctx *cli.Context) error {
return logging.SetLogLevel("main", cctx.String("log-level"))
},
Commands: local,
}
if err := app.Run(os.Args); err != nil {
log.Warn(err)
log.Errorw("exit in error", "err", err)
os.Exit(1)
return
}
}
var versionCmd = &cli.Command{
@ -90,6 +100,7 @@ var versionCmd = &cli.Command{
return nil
},
}
var runCmd = &cli.Command{
Name: "run",
Usage: "Start message reimpursement",
@ -97,19 +108,36 @@ var runCmd = &cli.Command{
&cli.StringFlag{
Name: "from",
EnvVars: []string{"LOTUS_PCR_FROM"},
Usage: "wallet address to send refund from",
},
&cli.BoolFlag{
Name: "no-sync",
EnvVars: []string{"LOTUS_PCR_NO_SYNC"},
Usage: "do not wait for chain sync to complete",
},
&cli.IntFlag{
Name: "percent-extra",
Value: 3,
Name: "percent-extra",
EnvVars: []string{"LOTUS_PCR_PERCENT_EXTRA"},
Usage: "extra funds to send above the refund",
Value: 3,
},
&cli.IntFlag{
Name: "head-delay",
Usage: "the number of tipsets to delay message processing to smooth chain reorgs",
Value: int(build.MessageConfidence),
Name: "max-message-queue",
EnvVars: []string{"LOTUS_PCR_MAX_MESSAGE_QUEUE"},
Usage: "set the maximum number of messages that can be queue in the mpool",
Value: 3000,
},
&cli.BoolFlag{
Name: "dry-run",
EnvVars: []string{"LOTUS_PCR_DRY_RUN"},
Usage: "do not send any messages",
Value: false,
},
&cli.IntFlag{
Name: "head-delay",
EnvVars: []string{"LOTUS_PCR_HEAD_DELAY"},
Usage: "the number of tipsets to delay message processing to smooth chain reorgs",
Value: int(build.MessageConfidence),
},
},
Action: func(cctx *cli.Context) error {
@ -150,15 +178,52 @@ var runCmd = &cli.Command{
}
percentExtra := cctx.Int("percent-extra")
maxMessageQueue := cctx.Int("max-message-queue")
dryRun := cctx.Bool("dry-run")
rf := &refunder{
api: api,
wallet: from,
percentExtra: percentExtra,
dryRun: dryRun,
}
for tipset := range tipsetsCh {
if err := ProcessTipset(ctx, api, tipset, from, percentExtra); err != nil {
refunds, err := rf.ProcessTipset(ctx, tipset)
if err != nil {
return err
}
if err := rf.Refund(ctx, tipset, refunds); err != nil {
return err
}
if err := r.SetHeight(tipset.Height()); err != nil {
return err
}
for {
msgs, err := api.MpoolPending(ctx, types.EmptyTSK)
if err != nil {
log.Warnw("failed to fetch pending messages", "err", err)
time.Sleep(time.Duration(int64(time.Second) * int64(build.BlockDelaySecs)))
continue
}
count := 0
for _, msg := range msgs {
if msg.Message.From == from {
count = count + 1
}
}
if count < maxMessageQueue {
break
}
log.Warnw("messages in mpool over max message queue", "message_count", count, "max_message_queue", maxMessageQueue)
time.Sleep(time.Duration(int64(time.Second) * int64(build.BlockDelaySecs)))
}
}
return nil
@ -167,6 +232,7 @@ var runCmd = &cli.Command{
type MinersRefund struct {
refunds map[address.Address]types.BigInt
count int
}
func NewMinersRefund() *MinersRefund {
@ -180,11 +246,13 @@ func (m *MinersRefund) Track(addr address.Address, value types.BigInt) {
m.refunds[addr] = types.NewInt(0)
}
m.count = m.count + 1
m.refunds[addr] = types.BigAdd(m.refunds[addr], value)
}
func (m *MinersRefund) Count() int {
return len(m.refunds)
return m.count
}
func (m *MinersRefund) Miners() []address.Address {
@ -200,50 +268,58 @@ func (m *MinersRefund) GetRefund(addr address.Address) types.BigInt {
return m.refunds[addr]
}
type processTipSetApi interface {
type refunderNodeApi interface {
ChainGetParentMessages(ctx context.Context, blockCid cid.Cid) ([]api.Message, error)
ChainGetParentReceipts(ctx context.Context, blockCid cid.Cid) ([]*types.MessageReceipt, error)
ChainGetTipSetByHeight(ctx context.Context, epoch abi.ChainEpoch, tsk types.TipSetKey) (*types.TipSet, error)
StateMinerInitialPledgeCollateral(ctx context.Context, addr address.Address, precommitInfo miner.SectorPreCommitInfo, tsk types.TipSetKey) (types.BigInt, error)
StateSectorPreCommitInfo(ctx context.Context, addr address.Address, sector abi.SectorNumber, tsk types.TipSetKey) (miner.SectorPreCommitOnChainInfo, error)
StateGetActor(ctx context.Context, actor address.Address, tsk types.TipSetKey) (*types.Actor, error)
MpoolPushMessage(ctx context.Context, msg *types.Message, spec *api.MessageSendSpec) (*types.SignedMessage, error)
GasEstimateGasPremium(ctx context.Context, nblocksincl uint64, sender address.Address, gaslimit int64, tsk types.TipSetKey) (types.BigInt, error)
WalletBalance(ctx context.Context, addr address.Address) (types.BigInt, error)
}
func ProcessTipset(ctx context.Context, api processTipSetApi, tipset *types.TipSet, wallet address.Address, percentExtra int) error {
log.Infow("processing tipset", "height", tipset.Height(), "key", tipset.Key().String())
type refunder struct {
api refunderNodeApi
wallet address.Address
percentExtra int
dryRun bool
}
func (r *refunder) ProcessTipset(ctx context.Context, tipset *types.TipSet) (*MinersRefund, error) {
cids := tipset.Cids()
if len(cids) == 0 {
return fmt.Errorf("no cids in tipset")
log.Errorw("no cids in tipset", "height", tipset.Height(), "key", tipset.Key())
return nil, fmt.Errorf("no cids in tipset")
}
msgs, err := api.ChainGetParentMessages(ctx, cids[0])
msgs, err := r.api.ChainGetParentMessages(ctx, cids[0])
if err != nil {
log.Errorw("failed to get tipset parent messages", "err", err)
return nil
log.Errorw("failed to get tipset parent messages", "err", err, "height", tipset.Height(), "key", tipset.Key())
return nil, nil
}
recps, err := api.ChainGetParentReceipts(ctx, cids[0])
recps, err := r.api.ChainGetParentReceipts(ctx, cids[0])
if err != nil {
log.Errorw("failed to get tipset parent receipts", "err", err)
return nil
log.Errorw("failed to get tipset parent receipts", "err", err, "height", tipset.Height(), "key", tipset.Key())
return nil, nil
}
if len(msgs) != len(recps) {
log.Errorw("message length does not match receipts length", "messages", len(msgs), "receipts", len(recps))
return nil
log.Errorw("message length does not match receipts length", "height", tipset.Height(), "key", tipset.Key(), "messages", len(msgs), "receipts", len(recps))
return nil, nil
}
refunds := NewMinersRefund()
count := 0
refundValue := types.NewInt(0)
for i, msg := range msgs {
m := msg.Message
a, err := api.StateGetActor(ctx, m.To, tipset.Key())
a, err := r.api.StateGetActor(ctx, m.To, tipset.Key())
if err != nil {
log.Warnw("failed to look up state actor", "actor", m.To)
log.Warnw("failed to look up state actor", "height", tipset.Height(), "key", tipset.Key(), "actor", m.To)
continue
}
@ -251,39 +327,87 @@ func ProcessTipset(ctx context.Context, api processTipSetApi, tipset *types.TipS
continue
}
// we only care to look at PreCommitSector messages
if m.Method != builtin.MethodsMiner.PreCommitSector {
var messageMethod string
switch m.Method {
case builtin.MethodsMiner.ProveCommitSector:
messageMethod = "ProveCommitSector"
if recps[i].ExitCode != exitcode.Ok {
log.Debugw("skipping non-ok exitcode message", "method", messageMethod, "cid", msg.Cid, "miner", m.To, "exitcode", recps[i].ExitCode)
continue
}
var proveCommitSector miner.ProveCommitSectorParams
if err := proveCommitSector.UnmarshalCBOR(bytes.NewBuffer(m.Params)); err != nil {
log.Warnw("failed to decode provecommit params", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To)
continue
}
// We use the parent tipset key because precommit information is removed when ProveCommitSector is executed
precommitChainInfo, err := r.api.StateSectorPreCommitInfo(ctx, m.To, proveCommitSector.SectorNumber, tipset.Parents())
if err != nil {
log.Warnw("failed to get precommit info for sector", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To, "sector_number", proveCommitSector.SectorNumber)
continue
}
precommitTipset, err := r.api.ChainGetTipSetByHeight(ctx, precommitChainInfo.PreCommitEpoch, tipset.Key())
if err != nil {
log.Warnf("failed to lookup precommit epoch", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To, "sector_number", proveCommitSector.SectorNumber)
continue
}
collateral, err := r.api.StateMinerInitialPledgeCollateral(ctx, m.To, precommitChainInfo.Info, precommitTipset.Key())
if err != nil {
log.Warnw("failed to get initial pledge collateral", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To, "sector_number", proveCommitSector.SectorNumber)
}
collateral = big.Sub(collateral, precommitChainInfo.PreCommitDeposit)
if collateral.LessThan(big.Zero()) {
log.Debugw("skipping zero pledge collateral difference", "method", messageMethod, "cid", msg.Cid, "miner", m.To, "sector_number", proveCommitSector.SectorNumber)
continue
}
refundValue = collateral
case builtin.MethodsMiner.PreCommitSector:
messageMethod = "PreCommitSector"
if recps[i].ExitCode != exitcode.Ok {
log.Debugw("skipping non-ok exitcode message", "method", messageMethod, "cid", msg.Cid, "miner", m.To, "exitcode", recps[i].ExitCode)
continue
}
var precommitInfo miner.SectorPreCommitInfo
if err := precommitInfo.UnmarshalCBOR(bytes.NewBuffer(m.Params)); err != nil {
log.Warnw("failed to decode precommit params", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To)
continue
}
collateral, err := r.api.StateMinerInitialPledgeCollateral(ctx, m.To, precommitInfo, tipset.Key())
if err != nil {
log.Warnw("failed to calculate initial pledge collateral", "err", err, "method", messageMethod, "cid", msg.Cid, "miner", m.To, "sector_number", precommitInfo.SectorNumber)
continue
}
refundValue = collateral
default:
continue
}
if recps[i].ExitCode != exitcode.Ok {
log.Debugw("skipping non-ok exitcode message", "cid", msg.Cid.String(), "exitcode", recps[i].ExitCode)
if r.percentExtra > 0 {
refundValue = types.BigAdd(refundValue, types.BigDiv(types.BigMul(refundValue, types.NewInt(100)), types.NewInt(uint64(r.percentExtra))))
}
var precommitInfo miner.SectorPreCommitInfo
if err := precommitInfo.UnmarshalCBOR(bytes.NewBuffer(m.Params)); err != nil {
log.Warnw("failed to decode precommit params", "err", err)
continue
}
log.Debugw("processing message", "method", messageMethod, "cid", msg.Cid, "from", m.From, "to", m.To, "value", m.Value, "gas_fee_cap", m.GasFeeCap, "gas_premium", m.GasPremium, "gas_used", recps[i].GasUsed, "refund", refundValue)
refundValue, err := api.StateMinerInitialPledgeCollateral(ctx, m.To, precommitInfo, tipset.Key())
if err != nil {
log.Warnw("failed to calculate", "err", err)
continue
}
if percentExtra > 0 {
refundValue = types.BigAdd(refundValue, types.BigDiv(refundValue, types.NewInt(100*uint64(percentExtra))))
}
log.Infow("processing message", "from", m.From, "to", m.To, "value", m.Value.String(), "gas_fee_cap", m.GasFeeCap.String(), "gas_premium", m.GasPremium.String(), "gas_used", fmt.Sprintf("%d", recps[i].GasUsed), "refund", refundValue.String())
count = count + 1
refunds.Track(m.From, refundValue)
}
return refunds, nil
}
func (r *refunder) Refund(ctx context.Context, tipset *types.TipSet, refunds *MinersRefund) error {
if refunds.Count() == 0 {
log.Debugw("no messages to refund in tipset")
log.Debugw("no messages to refund in tipset", "height", tipset.Height(), "key", tipset.Key())
return nil
}
@ -294,15 +418,15 @@ func ProcessTipset(ctx context.Context, api processTipSetApi, tipset *types.TipS
refundValue := refunds.GetRefund(maddr)
// We want to try and ensure these messages get mined quickly
gasPremium, err := api.GasEstimateGasPremium(ctx, 0, wallet, 0, tipset.Key())
gasPremium, err := r.api.GasEstimateGasPremium(ctx, 0, r.wallet, 0, tipset.Key())
if err != nil {
log.Warnw("failed to estimate gas premium", "err", err)
log.Warnw("failed to estimate gas premium", "err", err, "height", tipset.Height(), "key", tipset.Key())
continue
}
msg := &types.Message{
Value: refundValue,
From: wallet,
From: r.wallet,
To: maddr,
GasPremium: gasPremium,
@ -312,32 +436,34 @@ func ProcessTipset(ctx context.Context, api processTipSetApi, tipset *types.TipS
messages = append(messages, msg)
}
balance, err := api.WalletBalance(ctx, wallet)
balance, err := r.api.WalletBalance(ctx, r.wallet)
if err != nil {
log.Errorw("failed to get wallet balance", "err", err, "height", tipset.Height(), "key", tipset.Key())
return xerrors.Errorf("failed to get wallet balance :%w", err)
}
// Calculate the minimum balance as the total refund we need to issue plus 5% to cover fees
minBalance := types.BigAdd(refundSum, types.BigDiv(refundSum, types.NewInt(500)))
if balance.LessThan(minBalance) {
log.Errorw("not sufficent funds to cover refunds", "balance", balance.String(), "refund_sum", refundSum.String(), "minimum_required", minBalance.String())
log.Errorw("not sufficent funds to cover refunds", "balance", balance, "refund_sum", refundSum, "minimum_required", minBalance)
return xerrors.Errorf("wallet does not have enough balance to cover refund")
}
failures := 0
refundSum.SetUint64(0)
for _, msg := range messages {
if _, err = api.MpoolPushMessage(ctx, msg, nil); err != nil {
log.Errorw("failed to MpoolPushMessage", "err", err, "msg", msg)
failures = failures + 1
continue
if !r.dryRun {
if _, err = r.api.MpoolPushMessage(ctx, msg, nil); err != nil {
log.Errorw("failed to MpoolPushMessage", "err", err, "msg", msg)
failures = failures + 1
continue
}
}
refundSum = types.BigAdd(refundSum, msg.Value)
}
log.Infow("tipset stats", "messages_sent", len(messages)-failures, "refund_sum", refundSum.String(), "messages_failures", failures)
log.Infow("tipset stats", "height", tipset.Height(), "key", tipset.Key(), "messages_sent", len(messages)-failures, "refund_sum", refundSum, "messages_failures", failures, "messages_processed", refunds.Count())
return nil
}