403 lines
13 KiB
Go
403 lines
13 KiB
Go
package genesis
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import (
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"bytes"
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"context"
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"fmt"
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"math/rand"
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"github.com/filecoin-project/lotus/chain/state"
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"github.com/ipfs/go-cid"
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cbor "github.com/ipfs/go-ipld-cbor"
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cbg "github.com/whyrusleeping/cbor-gen"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/extern/sector-storage/ffiwrapper"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/abi/big"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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"github.com/filecoin-project/specs-actors/actors/builtin/market"
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"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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"github.com/filecoin-project/specs-actors/actors/builtin/power"
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"github.com/filecoin-project/specs-actors/actors/builtin/reward"
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"github.com/filecoin-project/specs-actors/actors/crypto"
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"github.com/filecoin-project/specs-actors/actors/runtime"
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"github.com/filecoin-project/lotus/chain/store"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/chain/vm"
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"github.com/filecoin-project/lotus/genesis"
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)
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func MinerAddress(genesisIndex uint64) address.Address {
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maddr, err := address.NewIDAddress(MinerStart + genesisIndex)
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if err != nil {
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panic(err)
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}
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return maddr
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}
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type fakedSigSyscalls struct {
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runtime.Syscalls
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}
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func (fss *fakedSigSyscalls) VerifySignature(signature crypto.Signature, signer address.Address, plaintext []byte) error {
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return nil
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}
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func mkFakedSigSyscalls(base vm.SyscallBuilder) vm.SyscallBuilder {
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return func(ctx context.Context, cstate *state.StateTree, cst cbor.IpldStore) runtime.Syscalls {
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return &fakedSigSyscalls{
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base(ctx, cstate, cst),
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}
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}
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}
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func SetupStorageMiners(ctx context.Context, cs *store.ChainStore, sroot cid.Cid, miners []genesis.Miner) (cid.Cid, error) {
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csc := func(context.Context, abi.ChainEpoch, *state.StateTree) (abi.TokenAmount, error) {
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return big.Zero(), nil
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}
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vmopt := &vm.VMOpts{
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StateBase: sroot,
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Epoch: 0,
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Rand: &fakeRand{},
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Bstore: cs.Blockstore(),
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Syscalls: mkFakedSigSyscalls(cs.VMSys()),
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CircSupplyCalc: csc,
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BaseFee: types.NewInt(0),
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}
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vm, err := vm.NewVM(vmopt)
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to create NewVM: %w", err)
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}
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if len(miners) == 0 {
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return cid.Undef, xerrors.New("no genesis miners")
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}
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minerInfos := make([]struct {
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maddr address.Address
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presealExp abi.ChainEpoch
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dealIDs []abi.DealID
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}, len(miners))
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for i, m := range miners {
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// Create miner through power actor
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i := i
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m := m
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spt, err := ffiwrapper.SealProofTypeFromSectorSize(m.SectorSize)
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if err != nil {
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return cid.Undef, err
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}
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{
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constructorParams := &power.CreateMinerParams{
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Owner: m.Worker,
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Worker: m.Worker,
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Peer: []byte(m.PeerId),
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SealProofType: spt,
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}
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params := mustEnc(constructorParams)
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rval, err := doExecValue(ctx, vm, builtin.StoragePowerActorAddr, m.Owner, m.PowerBalance, builtin.MethodsPower.CreateMiner, params)
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to create genesis miner: %w", err)
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}
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var ma power.CreateMinerReturn
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if err := ma.UnmarshalCBOR(bytes.NewReader(rval)); err != nil {
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return cid.Undef, xerrors.Errorf("unmarshaling CreateMinerReturn: %w", err)
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}
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expma := MinerAddress(uint64(i))
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if ma.IDAddress != expma {
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return cid.Undef, xerrors.Errorf("miner assigned wrong address: %s != %s", ma.IDAddress, expma)
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}
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minerInfos[i].maddr = ma.IDAddress
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err = vm.MutateState(ctx, minerInfos[i].maddr, func(cst cbor.IpldStore, st *miner.State) error {
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maxPeriods := miner.MaxSectorExpirationExtension / miner.WPoStProvingPeriod
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minerInfos[i].presealExp = (maxPeriods-1)*miner.WPoStProvingPeriod + st.ProvingPeriodStart - 1
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return nil
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("mutating state: %w", err)
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}
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}
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// Add market funds
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if m.MarketBalance.GreaterThan(big.Zero()) {
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params := mustEnc(&minerInfos[i].maddr)
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_, err := doExecValue(ctx, vm, builtin.StorageMarketActorAddr, m.Worker, m.MarketBalance, builtin.MethodsMarket.AddBalance, params)
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to create genesis miner (add balance): %w", err)
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}
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}
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// Publish preseal deals
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{
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publish := func(params *market.PublishStorageDealsParams) error {
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fmt.Printf("publishing %d storage deals on miner %s with worker %s\n", len(params.Deals), params.Deals[0].Proposal.Provider, m.Worker)
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ret, err := doExecValue(ctx, vm, builtin.StorageMarketActorAddr, m.Worker, big.Zero(), builtin.MethodsMarket.PublishStorageDeals, mustEnc(params))
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if err != nil {
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return xerrors.Errorf("failed to create genesis miner (publish deals): %w", err)
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}
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var ids market.PublishStorageDealsReturn
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if err := ids.UnmarshalCBOR(bytes.NewReader(ret)); err != nil {
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return xerrors.Errorf("unmarsahling publishStorageDeals result: %w", err)
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}
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minerInfos[i].dealIDs = append(minerInfos[i].dealIDs, ids.IDs...)
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return nil
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}
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params := &market.PublishStorageDealsParams{}
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for _, preseal := range m.Sectors {
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preseal.Deal.VerifiedDeal = true
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preseal.Deal.EndEpoch = minerInfos[i].presealExp
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params.Deals = append(params.Deals, market.ClientDealProposal{
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Proposal: preseal.Deal,
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ClientSignature: crypto.Signature{Type: crypto.SigTypeBLS}, // TODO: do we want to sign these? Or do we want to fake signatures for genesis setup?
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})
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if len(params.Deals) == cbg.MaxLength {
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if err := publish(params); err != nil {
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return cid.Undef, err
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}
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params = &market.PublishStorageDealsParams{}
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}
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}
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if len(params.Deals) > 0 {
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if err := publish(params); err != nil {
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return cid.Undef, err
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}
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}
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}
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}
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// adjust total network power for equal pledge per sector
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rawPow, qaPow := big.NewInt(0), big.NewInt(0)
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{
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for i, m := range miners {
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for pi := range m.Sectors {
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rawPow = types.BigAdd(rawPow, types.NewInt(uint64(m.SectorSize)))
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dweight, err := dealWeight(ctx, vm, minerInfos[i].maddr, []abi.DealID{minerInfos[i].dealIDs[pi]}, 0, minerInfos[i].presealExp)
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if err != nil {
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return cid.Undef, xerrors.Errorf("getting deal weight: %w", err)
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}
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sectorWeight := miner.QAPowerForWeight(m.SectorSize, minerInfos[i].presealExp, dweight.DealWeight, dweight.VerifiedDealWeight)
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qaPow = types.BigAdd(qaPow, sectorWeight)
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}
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}
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err = vm.MutateState(ctx, builtin.StoragePowerActorAddr, func(cst cbor.IpldStore, st *power.State) error {
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st.TotalQualityAdjPower = qaPow
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st.TotalRawBytePower = rawPow
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st.ThisEpochQualityAdjPower = qaPow
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st.ThisEpochRawBytePower = rawPow
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return nil
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("mutating state: %w", err)
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}
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err = vm.MutateState(ctx, builtin.RewardActorAddr, func(sct cbor.IpldStore, st *reward.State) error {
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*st = *reward.ConstructState(qaPow)
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return nil
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("mutating state: %w", err)
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}
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}
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for i, m := range miners {
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// Commit sectors
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{
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for pi, preseal := range m.Sectors {
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params := &miner.SectorPreCommitInfo{
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SealProof: preseal.ProofType,
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SectorNumber: preseal.SectorID,
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SealedCID: preseal.CommR,
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SealRandEpoch: -1,
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DealIDs: []abi.DealID{minerInfos[i].dealIDs[pi]},
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Expiration: minerInfos[i].presealExp, // TODO: Allow setting externally!
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}
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dweight, err := dealWeight(ctx, vm, minerInfos[i].maddr, params.DealIDs, 0, minerInfos[i].presealExp)
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if err != nil {
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return cid.Undef, xerrors.Errorf("getting deal weight: %w", err)
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}
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sectorWeight := miner.QAPowerForWeight(m.SectorSize, minerInfos[i].presealExp, dweight.DealWeight, dweight.VerifiedDealWeight)
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// we've added fake power for this sector above, remove it now
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err = vm.MutateState(ctx, builtin.StoragePowerActorAddr, func(cst cbor.IpldStore, st *power.State) error {
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st.TotalQualityAdjPower = types.BigSub(st.TotalQualityAdjPower, sectorWeight) //nolint:scopelint
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st.TotalRawBytePower = types.BigSub(st.TotalRawBytePower, types.NewInt(uint64(m.SectorSize)))
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return nil
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("removing fake power: %w", err)
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}
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epochReward, err := currentEpochBlockReward(ctx, vm, minerInfos[i].maddr)
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if err != nil {
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return cid.Undef, xerrors.Errorf("getting current epoch reward: %w", err)
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}
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tpow, err := currentTotalPower(ctx, vm, minerInfos[i].maddr)
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if err != nil {
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return cid.Undef, xerrors.Errorf("getting current total power: %w", err)
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}
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pcd := miner.PreCommitDepositForPower(epochReward.ThisEpochRewardSmoothed, tpow.QualityAdjPowerSmoothed, sectorWeight)
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pledge := miner.InitialPledgeForPower(
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sectorWeight,
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epochReward.ThisEpochBaselinePower,
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epochReward.ThisEpochRewardSmoothed,
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tpow.QualityAdjPowerSmoothed,
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circSupply(ctx, vm, minerInfos[i].maddr),
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)
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pledge = big.Add(pcd, pledge)
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//fmt.Println(types.FIL(pledge))
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_, err = doExecValue(ctx, vm, minerInfos[i].maddr, m.Worker, pledge, builtin.MethodsMiner.PreCommitSector, mustEnc(params))
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to confirm presealed sectors: %w", err)
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}
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// Commit one-by-one, otherwise pledge math tends to explode
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confirmParams := &builtin.ConfirmSectorProofsParams{
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Sectors: []abi.SectorNumber{preseal.SectorID},
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}
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_, err = doExecValue(ctx, vm, minerInfos[i].maddr, builtin.StoragePowerActorAddr, big.Zero(), builtin.MethodsMiner.ConfirmSectorProofsValid, mustEnc(confirmParams))
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to confirm presealed sectors: %w", err)
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}
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}
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}
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}
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// Sanity-check total network power
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err = vm.MutateState(ctx, builtin.StoragePowerActorAddr, func(cst cbor.IpldStore, st *power.State) error {
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if !st.TotalRawBytePower.Equals(rawPow) {
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return xerrors.Errorf("st.TotalRawBytePower doesn't match previously calculated rawPow")
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}
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if !st.TotalQualityAdjPower.Equals(qaPow) {
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return xerrors.Errorf("st.TotalQualityAdjPower doesn't match previously calculated qaPow")
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}
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return nil
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("mutating state: %w", err)
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}
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// TODO: Should we re-ConstructState for the reward actor using rawPow as currRealizedPower here?
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c, err := vm.Flush(ctx)
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if err != nil {
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return cid.Undef, xerrors.Errorf("flushing vm: %w", err)
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}
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return c, nil
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}
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// TODO: copied from actors test harness, deduplicate or remove from here
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type fakeRand struct{}
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func (fr *fakeRand) GetChainRandomness(ctx context.Context, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) ([]byte, error) {
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out := make([]byte, 32)
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_, _ = rand.New(rand.NewSource(int64(randEpoch * 1000))).Read(out) //nolint
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return out, nil
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}
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func (fr *fakeRand) GetBeaconRandomness(ctx context.Context, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) ([]byte, error) {
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out := make([]byte, 32)
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_, _ = rand.New(rand.NewSource(int64(randEpoch))).Read(out) //nolint
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return out, nil
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}
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func currentTotalPower(ctx context.Context, vm *vm.VM, maddr address.Address) (*power.CurrentTotalPowerReturn, error) {
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pwret, err := doExecValue(ctx, vm, builtin.StoragePowerActorAddr, maddr, big.Zero(), builtin.MethodsPower.CurrentTotalPower, nil)
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if err != nil {
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return nil, err
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}
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var pwr power.CurrentTotalPowerReturn
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if err := pwr.UnmarshalCBOR(bytes.NewReader(pwret)); err != nil {
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return nil, err
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}
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return &pwr, nil
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}
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func dealWeight(ctx context.Context, vm *vm.VM, maddr address.Address, dealIDs []abi.DealID, sectorStart, sectorExpiry abi.ChainEpoch) (market.VerifyDealsForActivationReturn, error) {
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params := &market.VerifyDealsForActivationParams{
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DealIDs: dealIDs,
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SectorStart: sectorStart,
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SectorExpiry: sectorExpiry,
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}
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var dealWeights market.VerifyDealsForActivationReturn
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ret, err := doExecValue(ctx, vm,
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builtin.StorageMarketActorAddr,
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maddr,
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abi.NewTokenAmount(0),
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builtin.MethodsMarket.VerifyDealsForActivation,
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mustEnc(params),
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)
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if err != nil {
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return market.VerifyDealsForActivationReturn{}, err
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}
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if err := dealWeights.UnmarshalCBOR(bytes.NewReader(ret)); err != nil {
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return market.VerifyDealsForActivationReturn{}, err
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}
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return dealWeights, nil
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}
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func currentEpochBlockReward(ctx context.Context, vm *vm.VM, maddr address.Address) (*reward.ThisEpochRewardReturn, error) {
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rwret, err := doExecValue(ctx, vm, builtin.RewardActorAddr, maddr, big.Zero(), builtin.MethodsReward.ThisEpochReward, nil)
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if err != nil {
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return nil, err
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}
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var epochReward reward.ThisEpochRewardReturn
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if err := epochReward.UnmarshalCBOR(bytes.NewReader(rwret)); err != nil {
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return nil, err
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}
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return &epochReward, nil
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}
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func circSupply(ctx context.Context, vmi *vm.VM, maddr address.Address) abi.TokenAmount {
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unsafeVM := &vm.UnsafeVM{VM: vmi}
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rt := unsafeVM.MakeRuntime(ctx, &types.Message{
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GasLimit: 1_000_000_000,
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From: maddr,
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}, maddr, 0, 0, 0)
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return rt.TotalFilCircSupply()
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}
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