267 lines
8.1 KiB
Go
267 lines
8.1 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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cborutil "github.com/filecoin-project/go-cbor-util"
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"github.com/filecoin-project/specs-actors/actors/builtin/power"
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cbor "github.com/ipfs/go-ipld-cbor"
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"github.com/filecoin-project/go-address"
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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/crypto"
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"github.com/ipfs/go-cid"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/chain/state"
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"github.com/filecoin-project/lotus/chain/store"
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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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func SetupStorageMiners(ctx context.Context, cs *store.ChainStore, sroot cid.Cid, miners []genesis.Miner) (cid.Cid, error) {
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networkPower := big.Zero()
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for _, m := range miners {
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networkPower = big.Add(networkPower, big.NewInt(int64(m.SectorSize)*int64(len(m.Sectors))))
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}
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vm, err := vm.NewVM(sroot, 0, &fakeRand{}, builtin.SystemActorAddr, cs.Blockstore(), cs.VMSys())
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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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err = vm.MutateState(ctx, builtin.StoragePowerActorAddr, func(cst cbor.IpldStore, st *power.State) error {
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st.TotalNetworkPower = networkPower
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return nil
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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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for i, m := range miners {
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// Create miner through power actor
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var maddr address.Address
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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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SectorSize: m.SectorSize,
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Peer: m.PeerId,
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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, 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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maddr = ma.IDAddress
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}
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// Add market funds
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{
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params := mustEnc(&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: %w", err)
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}
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}
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{
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params := mustEnc(&m.Worker)
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_, err := doExecValue(ctx, vm, builtin.StorageMarketActorAddr, m.Worker, big.Zero(), 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: %w", err)
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}
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}
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// Publish preseal deals
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var dealIDs []abi.DealID
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{
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params := &market.PublishStorageDealsParams{}
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for _, preseal := range m.Sectors {
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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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fmt.Printf("calling publish storage deals on miner %s with worker %s\n", preseal.Deal.Provider, m.Worker)
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}
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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 cid.Undef, xerrors.Errorf("failed to create genesis miner: %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 cid.Undef, err
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}
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dealIDs = ids.IDs
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}
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// setup windowed post
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{
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err = vm.MutateState(ctx, maddr, func(cst cbor.IpldStore, st *miner.State) error {
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// TODO: Randomize so all genesis miners don't fall on the same epoch
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st.PoStState.ProvingPeriodStart = miner.ProvingPeriod
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return nil
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})
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payload, err := cborutil.Dump(&miner.CronEventPayload{
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EventType: miner.CronEventWindowedPoStExpiration,
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})
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if err != nil {
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return cid.Undef, err
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}
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params := &power.EnrollCronEventParams{
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EventEpoch: miner.ProvingPeriod,
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Payload: payload,
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}
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_, err = doExecValue(ctx, vm, builtin.StoragePowerActorAddr, maddr, big.Zero(), builtin.MethodsPower.EnrollCronEvent, mustEnc(params))
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to verify preseal deals miner: %w", err)
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}
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}
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// Commit sectors
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for pi, preseal := range m.Sectors {
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// TODO: Maybe check seal (Can just be snark inputs, doesn't go into the genesis file)
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// check deals, get dealWeight
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dealWeight := big.Zero()
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{
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params := &market.VerifyDealsOnSectorProveCommitParams{
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DealIDs: []abi.DealID{dealIDs[pi]},
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SectorExpiry: preseal.Deal.EndEpoch,
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}
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ret, err := doExecValue(ctx, vm, builtin.StorageMarketActorAddr, maddr, big.Zero(), builtin.MethodsMarket.VerifyDealsOnSectorProveCommit, mustEnc(params))
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to verify preseal deals miner: %w", err)
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}
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if err := dealWeight.UnmarshalCBOR(bytes.NewReader(ret)); err != nil {
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return cid.Undef, err
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}
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}
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// update power claims
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pledge := big.Zero()
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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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weight := &power.SectorStorageWeightDesc{
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SectorSize: m.SectorSize,
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Duration: preseal.Deal.Duration(),
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DealWeight: dealWeight,
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}
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spower := power.ConsensusPowerForWeight(weight)
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pledge = power.PledgeForWeight(weight, big.Sub(st.TotalNetworkPower, spower))
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err := st.AddToClaim(&state.AdtStore{cst}, maddr, spower, pledge)
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if err != nil {
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return xerrors.Errorf("add to claim: %w", err)
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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("register power claim in power actor: %w", err)
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}
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}
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// Put sectors to miner sector sets
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{
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newSectorInfo := &miner.SectorOnChainInfo{
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Info: miner.SectorPreCommitInfo{
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SectorNumber: preseal.SectorID,
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SealedCID: preseal.CommR,
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SealRandEpoch: 0,
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DealIDs: []abi.DealID{dealIDs[pi]},
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Expiration: preseal.Deal.EndEpoch,
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},
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ActivationEpoch: 0,
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DealWeight: dealWeight,
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PledgeRequirement: pledge,
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}
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err = vm.MutateState(ctx, maddr, func(cst cbor.IpldStore, st *miner.State) error {
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store := &state.AdtStore{cst}
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if err = st.PutSector(store, newSectorInfo); err != nil {
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return xerrors.Errorf("failed to prove commit: %v", err)
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}
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st.ProvingSet = st.Sectors
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return nil
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})
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if err != nil {
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return cid.Cid{}, xerrors.Errorf("put to sset: %w", err)
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}
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}
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{
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sectorBf := abi.NewBitField()
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sectorBf.Set(uint64(preseal.SectorID))
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payload, err := cborutil.Dump(&miner.CronEventPayload{
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EventType: miner.CronEventSectorExpiry,
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Sectors: §orBf,
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})
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if err != nil {
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return cid.Undef, err
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}
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params := &power.EnrollCronEventParams{
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EventEpoch: preseal.Deal.EndEpoch,
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Payload: payload,
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}
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_, err = doExecValue(ctx, vm, builtin.StoragePowerActorAddr, maddr, big.Zero(), builtin.MethodsPower.EnrollCronEvent, mustEnc(params))
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if err != nil {
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return cid.Undef, xerrors.Errorf("failed to verify preseal deals miner: %w", err)
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}
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}
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}
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}
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c, err := vm.Flush(ctx)
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return c, err
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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) GetRandomness(ctx context.Context, personalization crypto.DomainSeparationTag, randEpoch int64, entropy []byte) ([]byte, error) {
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out := make([]byte, 32)
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rand.New(rand.NewSource(randEpoch)).Read(out)
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return out, nil
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}
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