package filcns import ( "context" "sync/atomic" "github.com/filecoin-project/lotus/chain/rand" "github.com/ipfs/go-cid" cbg "github.com/whyrusleeping/cbor-gen" "go.opencensus.io/stats" "go.opencensus.io/trace" "golang.org/x/xerrors" "github.com/filecoin-project/go-state-types/abi" "github.com/filecoin-project/go-state-types/big" blockadt "github.com/filecoin-project/specs-actors/actors/util/adt" /* inline-gen template {{range .actorVersions}} exported{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin/exported"{{end}} /* inline-gen start */ exported0 "github.com/filecoin-project/specs-actors/actors/builtin/exported" exported2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/exported" exported3 "github.com/filecoin-project/specs-actors/v3/actors/builtin/exported" exported4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/exported" exported5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/exported" exported6 "github.com/filecoin-project/specs-actors/v6/actors/builtin/exported" exported7 "github.com/filecoin-project/specs-actors/v7/actors/builtin/exported" /* inline-gen end */ "github.com/filecoin-project/lotus/build" "github.com/filecoin-project/lotus/chain/actors" "github.com/filecoin-project/lotus/chain/actors/builtin" "github.com/filecoin-project/lotus/chain/actors/builtin/cron" "github.com/filecoin-project/lotus/chain/actors/builtin/reward" "github.com/filecoin-project/lotus/chain/stmgr" "github.com/filecoin-project/lotus/chain/store" "github.com/filecoin-project/lotus/chain/types" "github.com/filecoin-project/lotus/chain/vm" "github.com/filecoin-project/lotus/metrics" ) func NewActorRegistry() *vm.ActorRegistry { inv := vm.NewActorRegistry() // TODO: define all these properties on the actors themselves, in specs-actors. /* inline-gen template {{range .actorVersions}} inv.Register(vm.ActorsVersionPredicate(actors.Version{{.}}), exported{{.}}.BuiltinActors()...){{end}} /* inline-gen start */ inv.Register(vm.ActorsVersionPredicate(actors.Version0), exported0.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version2), exported2.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version3), exported3.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version4), exported4.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version5), exported5.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version6), exported6.BuiltinActors()...) inv.Register(vm.ActorsVersionPredicate(actors.Version7), exported7.BuiltinActors()...) /* inline-gen end */ return inv } type TipSetExecutor struct{} func NewTipSetExecutor() *TipSetExecutor { return &TipSetExecutor{} } func (t *TipSetExecutor) NewActorRegistry() *vm.ActorRegistry { return NewActorRegistry() } type FilecoinBlockMessages struct { store.BlockMessages WinCount int64 } func (t *TipSetExecutor) ApplyBlocks(ctx context.Context, sm *stmgr.StateManager, parentEpoch abi.ChainEpoch, pstate cid.Cid, bms []FilecoinBlockMessages, epoch abi.ChainEpoch, r vm.Rand, em stmgr.ExecMonitor, baseFee abi.TokenAmount, ts *types.TipSet) (cid.Cid, cid.Cid, error) { done := metrics.Timer(ctx, metrics.VMApplyBlocksTotal) defer done() partDone := metrics.Timer(ctx, metrics.VMApplyEarly) defer func() { partDone() }() makeVmWithBaseState := func(base cid.Cid) (*vm.VM, error) { vmopt := &vm.VMOpts{ StateBase: base, Epoch: epoch, Rand: r, Bstore: sm.ChainStore().StateBlockstore(), Actors: NewActorRegistry(), Syscalls: sm.Syscalls, CircSupplyCalc: sm.GetVMCirculatingSupply, NtwkVersion: sm.GetNtwkVersion, BaseFee: baseFee, LookbackState: stmgr.LookbackStateGetterForTipset(sm, ts), } return sm.VMConstructor()(ctx, vmopt) } vmi, err := makeVmWithBaseState(pstate) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("making vm: %w", err) } runCron := func(epoch abi.ChainEpoch) error { cronMsg := &types.Message{ To: cron.Address, From: builtin.SystemActorAddr, Nonce: uint64(epoch), Value: types.NewInt(0), GasFeeCap: types.NewInt(0), GasPremium: types.NewInt(0), GasLimit: build.BlockGasLimit * 10000, // Make super sure this is never too little Method: cron.Methods.EpochTick, Params: nil, } ret, err := vmi.ApplyImplicitMessage(ctx, cronMsg) if err != nil { return err } if em != nil { if err := em.MessageApplied(ctx, ts, cronMsg.Cid(), cronMsg, ret, true); err != nil { return xerrors.Errorf("callback failed on cron message: %w", err) } } if ret.ExitCode != 0 { return xerrors.Errorf("CheckProofSubmissions exit was non-zero: %d", ret.ExitCode) } return nil } for i := parentEpoch; i < epoch; i++ { if i > parentEpoch { // run cron for null rounds if any if err := runCron(i); err != nil { return cid.Undef, cid.Undef, err } pstate, err = vmi.Flush(ctx) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("flushing vm: %w", err) } } // handle state forks // XXX: The state tree newState, err := sm.HandleStateForks(ctx, pstate, i, em, ts) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("error handling state forks: %w", err) } if pstate != newState { vmi, err = makeVmWithBaseState(newState) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("making vm: %w", err) } } if err = vmi.SetBlockHeight(ctx, i+1); err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("error advancing vm an epoch: %w", err) } pstate = newState } partDone() partDone = metrics.Timer(ctx, metrics.VMApplyMessages) var receipts []cbg.CBORMarshaler processedMsgs := make(map[cid.Cid]struct{}) for _, b := range bms { penalty := types.NewInt(0) gasReward := big.Zero() for _, cm := range append(b.BlsMessages, b.SecpkMessages...) { m := cm.VMMessage() if _, found := processedMsgs[m.Cid()]; found { continue } r, err := vmi.ApplyMessage(ctx, cm) if err != nil { return cid.Undef, cid.Undef, err } receipts = append(receipts, &r.MessageReceipt) gasReward = big.Add(gasReward, r.GasCosts.MinerTip) penalty = big.Add(penalty, r.GasCosts.MinerPenalty) if em != nil { if err := em.MessageApplied(ctx, ts, cm.Cid(), m, r, false); err != nil { return cid.Undef, cid.Undef, err } } processedMsgs[m.Cid()] = struct{}{} } params, err := actors.SerializeParams(&reward.AwardBlockRewardParams{ Miner: b.Miner, Penalty: penalty, GasReward: gasReward, WinCount: b.WinCount, }) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("failed to serialize award params: %w", err) } rwMsg := &types.Message{ From: builtin.SystemActorAddr, To: reward.Address, Nonce: uint64(epoch), Value: types.NewInt(0), GasFeeCap: types.NewInt(0), GasPremium: types.NewInt(0), GasLimit: 1 << 30, Method: reward.Methods.AwardBlockReward, Params: params, } ret, actErr := vmi.ApplyImplicitMessage(ctx, rwMsg) if actErr != nil { return cid.Undef, cid.Undef, xerrors.Errorf("failed to apply reward message for miner %s: %w", b.Miner, actErr) } if em != nil { if err := em.MessageApplied(ctx, ts, rwMsg.Cid(), rwMsg, ret, true); err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("callback failed on reward message: %w", err) } } if ret.ExitCode != 0 { return cid.Undef, cid.Undef, xerrors.Errorf("reward application message failed (exit %d): %s", ret.ExitCode, ret.ActorErr) } } partDone() partDone = metrics.Timer(ctx, metrics.VMApplyCron) if err := runCron(epoch); err != nil { return cid.Cid{}, cid.Cid{}, err } partDone() partDone = metrics.Timer(ctx, metrics.VMApplyFlush) rectarr := blockadt.MakeEmptyArray(sm.ChainStore().ActorStore(ctx)) for i, receipt := range receipts { if err := rectarr.Set(uint64(i), receipt); err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("failed to build receipts amt: %w", err) } } rectroot, err := rectarr.Root() if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("failed to build receipts amt: %w", err) } st, err := vmi.Flush(ctx) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("vm flush failed: %w", err) } stats.Record(ctx, metrics.VMSends.M(int64(atomic.LoadUint64(&vm.StatSends))), metrics.VMApplied.M(int64(atomic.LoadUint64(&vm.StatApplied)))) return st, rectroot, nil } func (t *TipSetExecutor) ExecuteTipSet(ctx context.Context, sm *stmgr.StateManager, ts *types.TipSet, em stmgr.ExecMonitor) (stateroot cid.Cid, rectsroot cid.Cid, err error) { ctx, span := trace.StartSpan(ctx, "computeTipSetState") defer span.End() blks := ts.Blocks() for i := 0; i < len(blks); i++ { for j := i + 1; j < len(blks); j++ { if blks[i].Miner == blks[j].Miner { return cid.Undef, cid.Undef, xerrors.Errorf("duplicate miner in a tipset (%s %s)", blks[i].Miner, blks[j].Miner) } } } var parentEpoch abi.ChainEpoch pstate := blks[0].ParentStateRoot if blks[0].Height > 0 { parent, err := sm.ChainStore().GetBlock(ctx, blks[0].Parents[0]) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("getting parent block: %w", err) } parentEpoch = parent.Height } r := rand.NewStateRand(sm.ChainStore(), ts.Cids(), sm.Beacon()) blkmsgs, err := sm.ChainStore().BlockMsgsForTipset(ts) if err != nil { return cid.Undef, cid.Undef, xerrors.Errorf("getting block messages for tipset: %w", err) } fbmsgs := make([]FilecoinBlockMessages, len(blkmsgs)) for i := range fbmsgs { fbmsgs[i].BlockMessages = blkmsgs[i] fbmsgs[i].WinCount = ts.Blocks()[i].ElectionProof.WinCount } baseFee := blks[0].ParentBaseFee return t.ApplyBlocks(ctx, sm, parentEpoch, pstate, fbmsgs, blks[0].Height, r, em, baseFee, ts) } var _ stmgr.Executor = &TipSetExecutor{}