cerc-io/lotus
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sync: Do some things in parallel in ValidateBlock

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This commit is contained in:
Łukasz Magiera 2019-10-23 16:45:03 +02:00
parent 3f991c0600
commit 187317a004
3 changed files with 92 additions and 45 deletions
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76
chain/sync.go
View File

@ -16,6 +16,7 @@ import (
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/Gurpartap/async"
amt "github.com/filecoin-project/go-amt-ipld"
"github.com/ipfs/go-cid"
dstore "github.com/ipfs/go-datastore"
@ -456,19 +457,7 @@ func (syncer *Syncer) ValidateBlock(ctx context.Context, b *types.FullBlock) err
return xerrors.Errorf("load parent tipset failed (%s): %w", h.Parents, err)
}
stateroot, precp, err := syncer.sm.TipSetState(ctx, baseTs)
if err != nil {
return xerrors.Errorf("get tipsetstate(%d, %s) failed: %w", h.Height, h.Parents, err)
}
if stateroot != h.ParentStateRoot {
return xerrors.Errorf("parent state root did not match computed state (%s != %s)", stateroot, h.ParentStateRoot)
}
if precp != h.ParentMessageReceipts {
return xerrors.Errorf("parent receipts root did not match computed value (%s != %s)", precp, h.ParentMessageReceipts)
}
// fast checks first
if h.Timestamp > uint64(time.Now().Unix()+build.AllowableClockDrift) {
return xerrors.Errorf("block was from the future")
}
@ -478,23 +467,55 @@ func (syncer *Syncer) ValidateBlock(ctx context.Context, b *types.FullBlock) err
return xerrors.Errorf("block was generated too soon (h.ts:%d < base.mints:%d + BLOCK_DELAY:%d * tkts.len:%d)", h.Timestamp, baseTs.MinTimestamp(), build.BlockDelay, len(h.Tickets))
}
if err := syncer.minerIsValid(ctx, h.Miner, baseTs); err != nil {
return xerrors.Errorf("minerIsValid failed: %w", err)
waddrPromise := async.Any(func() (interface{}, error) {
stateroot, precp, err := syncer.sm.TipSetState(ctx, baseTs)
if err != nil {
return nil, xerrors.Errorf("get tipsetstate(%d, %s) failed: %w", h.Height, h.Parents, err)
}
if stateroot != h.ParentStateRoot {
return nil, xerrors.Errorf("parent state root did not match computed state (%s != %s)", stateroot, h.ParentStateRoot)
}
if precp != h.ParentMessageReceipts {
return nil, xerrors.Errorf("parent receipts root did not match computed value (%s != %s)", precp, h.ParentMessageReceipts)
}
waddr, err := stmgr.GetMinerWorker(ctx, syncer.sm, stateroot, h.Miner)
if err != nil {
return xerrors.Errorf("GetMinerWorker failed: %w", err)
return nil, xerrors.Errorf("GetMinerWorker failed: %w", err)
}
return waddr, nil
})
minerCheck := async.Err(func() error {
if err := syncer.minerIsValid(ctx, h.Miner, baseTs); err != nil {
return xerrors.Errorf("minerIsValid failed: %w", err)
}
return nil
})
waddri, err := waddrPromise.AwaitContext(ctx)
if err != nil {
return err
}
waddr := waddri.(address.Address)
blockSigCheck := async.Err(func() error {
if err := h.CheckBlockSignature(ctx, waddr); err != nil {
return xerrors.Errorf("check block signature failed: %w", err)
}
return nil
})
tktsCheck := async.Err(func() error {
if err := syncer.validateTickets(ctx, waddr, h.Tickets, baseTs); err != nil {
return xerrors.Errorf("validating block tickets failed: %w", err)
}
return nil
})
eproofCheck := async.Err(func() error {
rand, err := syncer.sm.ChainStore().GetRandomness(ctx, baseTs.Cids(), h.Tickets, build.RandomnessLookback)
if err != nil {
return xerrors.Errorf("failed to get randomness for verifying election proof: %w", err)
@ -503,7 +524,10 @@ func (syncer *Syncer) ValidateBlock(ctx context.Context, b *types.FullBlock) err
if err := VerifyElectionProof(ctx, h.ElectionProof, rand, waddr); err != nil {
return xerrors.Errorf("checking eproof failed: %w", err)
}
return nil
})
winnerCheck := async.Err(func() error {
mpow, tpow, err := stmgr.GetPower(ctx, syncer.sm, baseTs, h.Miner)
if err != nil {
return xerrors.Errorf("failed getting power: %w", err)
@ -512,10 +536,29 @@ func (syncer *Syncer) ValidateBlock(ctx context.Context, b *types.FullBlock) err
if !types.PowerCmp(h.ElectionProof, mpow, tpow) {
return xerrors.Errorf("miner created a block but was not a winner")
}
return nil
})
msgsCheck := async.Err(func() error {
if err := syncer.checkBlockMessages(ctx, b, baseTs); err != nil {
return xerrors.Errorf("block had invalid messages: %w", err)
}
return nil
})
await := []async.ErrorFuture{
minerCheck,
tktsCheck,
blockSigCheck,
eproofCheck,
winnerCheck,
msgsCheck,
}
for _, fut := range await {
if err := fut.AwaitContext(ctx); err != nil {
return err
}
}
return nil
}
@ -776,6 +819,7 @@ func (syncer *Syncer) syncFork(ctx context.Context, from *types.TipSet, to *type
func (syncer *Syncer) syncMessagesAndCheckState(ctx context.Context, headers []*types.TipSet) error {
syncer.syncState.SetHeight(0)
return syncer.iterFullTipsets(ctx, headers, func(ctx context.Context, fts *store.FullTipSet) error {
log.Debugw("validating tipset", "height", fts.TipSet().Height(), "size", len(fts.TipSet().Cids()))
if err := syncer.ValidateTipSet(ctx, fts); err != nil {

1
go.mod
View File

@ -6,6 +6,7 @@ require (
contrib.go.opencensus.io/exporter/jaeger v0.1.0
github.com/BurntSushi/toml v0.3.1
github.com/GeertJohan/go.rice v1.0.0
github.com/Gurpartap/async v0.0.0-20180927173644-4f7f499dd9ee
github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d // indirect
github.com/fatih/color v1.7.0 // indirect
github.com/filecoin-project/go-amt-ipld v0.0.0-20190919045431-3650716fff16

2
go.sum
View File

@ -12,6 +12,8 @@ github.com/GeertJohan/go.incremental v1.0.0 h1:7AH+pY1XUgQE4Y1HcXYaMqAI0m9yrFqo/
github.com/GeertJohan/go.incremental v1.0.0/go.mod h1:6fAjUhbVuX1KcMD3c8TEgVUqmo4seqhv0i0kdATSkM0=
github.com/GeertJohan/go.rice v1.0.0 h1:KkI6O9uMaQU3VEKaj01ulavtF7o1fWT7+pk/4voiMLQ=
github.com/GeertJohan/go.rice v1.0.0/go.mod h1:eH6gbSOAUv07dQuZVnBmoDP8mgsM1rtixis4Tib9if0=
github.com/Gurpartap/async v0.0.0-20180927173644-4f7f499dd9ee h1:8doiS7ib3zi6/K172oDhSKU0dJ/miJramo9NITOMyZQ=
github.com/Gurpartap/async v0.0.0-20180927173644-4f7f499dd9ee/go.mod h1:W0GbEAA4uFNYOGG2cJpmFJ04E6SD1NLELPYZB57/7AY=
github.com/Kubuxu/go-os-helper v0.0.1/go.mod h1:N8B+I7vPCT80IcP58r50u4+gEEcsZETFUpAzWW2ep1Y=
github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=