lotus/node/impl/full/state.go

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package full
import (
"bytes"
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"context"
"strconv"
"github.com/filecoin-project/go-amt-ipld"
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cid "github.com/ipfs/go-cid"
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"github.com/ipfs/go-hamt-ipld"
"github.com/libp2p/go-libp2p-core/peer"
cbg "github.com/whyrusleeping/cbor-gen"
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"go.uber.org/fx"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/address"
"github.com/filecoin-project/lotus/chain/gen"
"github.com/filecoin-project/lotus/chain/state"
"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/chain/wallet"
"github.com/filecoin-project/lotus/lib/bufbstore"
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)
type StateAPI struct {
fx.In
// TODO: the wallet here is only needed because we have the MinerCreateBlock
// API attached to the state API. It probably should live somewhere better
Wallet *wallet.Wallet
StateManager *stmgr.StateManager
Chain *store.ChainStore
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}
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func (a *StateAPI) StateMinerSectors(ctx context.Context, addr address.Address, ts *types.TipSet) ([]*api.ChainSectorInfo, error) {
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return stmgr.GetMinerSectorSet(ctx, a.StateManager, ts, addr)
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}
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func (a *StateAPI) StateMinerProvingSet(ctx context.Context, addr address.Address, ts *types.TipSet) ([]*api.ChainSectorInfo, error) {
return stmgr.GetMinerProvingSet(ctx, a.StateManager, ts, addr)
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}
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func (a *StateAPI) StateMinerPower(ctx context.Context, maddr address.Address, ts *types.TipSet) (api.MinerPower, error) {
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mpow, tpow, err := stmgr.GetPower(ctx, a.StateManager, ts, maddr)
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if err != nil {
return api.MinerPower{}, err
}
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if maddr != address.Undef {
slashed, err := stmgr.GetMinerSlashed(ctx, a.StateManager, ts, maddr)
if err != nil {
return api.MinerPower{}, err
}
if slashed != 0 {
mpow = types.NewInt(0)
}
}
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return api.MinerPower{
MinerPower: mpow,
TotalPower: tpow,
}, nil
}
func (a *StateAPI) StateMinerWorker(ctx context.Context, m address.Address, ts *types.TipSet) (address.Address, error) {
return stmgr.GetMinerWorker(ctx, a.StateManager, ts, m)
}
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func (a *StateAPI) StateMinerPeerID(ctx context.Context, m address.Address, ts *types.TipSet) (peer.ID, error) {
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return stmgr.GetMinerPeerID(ctx, a.StateManager, ts, m)
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}
func (a *StateAPI) StateMinerElectionPeriodStart(ctx context.Context, actor address.Address, ts *types.TipSet) (uint64, error) {
return stmgr.GetMinerElectionPeriodStart(ctx, a.StateManager, ts, actor)
}
func (a *StateAPI) StateMinerSectorSize(ctx context.Context, actor address.Address, ts *types.TipSet) (uint64, error) {
return stmgr.GetMinerSectorSize(ctx, a.StateManager, ts, actor)
}
func (a *StateAPI) StatePledgeCollateral(ctx context.Context, ts *types.TipSet) (types.BigInt, error) {
param, err := actors.SerializeParams(&actors.PledgeCollateralParams{Size: types.NewInt(0)})
if err != nil {
return types.NewInt(0), err
}
ret, aerr := a.StateManager.Call(ctx, &types.Message{
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From: actors.StoragePowerAddress,
To: actors.StoragePowerAddress,
Method: actors.SPAMethods.PledgeCollateralForSize,
Params: param,
}, ts)
if aerr != nil {
return types.NewInt(0), xerrors.Errorf("failed to get miner worker addr: %w", err)
}
if ret.ExitCode != 0 {
return types.NewInt(0), xerrors.Errorf("failed to get miner worker addr (exit code %d)", ret.ExitCode)
}
return types.BigFromBytes(ret.Return), nil
}
func (a *StateAPI) StateCall(ctx context.Context, msg *types.Message, ts *types.TipSet) (*types.MessageReceipt, error) {
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return a.StateManager.Call(ctx, msg, ts)
}
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func (a *StateAPI) StateReplay(ctx context.Context, ts *types.TipSet, mc cid.Cid) (*api.ReplayResults, error) {
m, r, err := a.StateManager.Replay(ctx, ts, mc)
if err != nil {
return nil, err
}
var errstr string
if r.ActorErr != nil {
errstr = r.ActorErr.Error()
}
return &api.ReplayResults{
Msg: m,
Receipt: &r.MessageReceipt,
Error: errstr,
}, nil
}
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func (a *StateAPI) stateForTs(ctx context.Context, ts *types.TipSet) (*state.StateTree, error) {
if ts == nil {
ts = a.Chain.GetHeaviestTipSet()
}
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st, _, err := a.StateManager.TipSetState(ctx, ts)
if err != nil {
return nil, err
}
buf := bufbstore.NewBufferedBstore(a.Chain.Blockstore())
cst := hamt.CSTFromBstore(buf)
return state.LoadStateTree(cst, st)
}
func (a *StateAPI) StateGetActor(ctx context.Context, actor address.Address, ts *types.TipSet) (*types.Actor, error) {
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state, err := a.stateForTs(ctx, ts)
if err != nil {
return nil, xerrors.Errorf("computing tipset state failed: %w", err)
}
return state.GetActor(actor)
}
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func (a *StateAPI) StateLookupID(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error) {
state, err := a.stateForTs(ctx, ts)
if err != nil {
return address.Undef, err
}
return state.LookupID(addr)
}
func (a *StateAPI) StateReadState(ctx context.Context, act *types.Actor, ts *types.TipSet) (*api.ActorState, error) {
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state, err := a.stateForTs(ctx, ts)
if err != nil {
return nil, err
}
blk, err := state.Store.Blocks.GetBlock(ctx, act.Head)
if err != nil {
return nil, err
}
oif, err := vm.DumpActorState(act.Code, blk.RawData())
if err != nil {
return nil, err
}
return &api.ActorState{
Balance: act.Balance,
State: oif,
}, nil
}
// This is on StateAPI because miner.Miner requires this, and MinerAPI requires miner.Miner
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func (a *StateAPI) MinerCreateBlock(ctx context.Context, addr address.Address, parents *types.TipSet, ticket *types.Ticket, proof *types.EPostProof, msgs []*types.SignedMessage, height, ts uint64) (*types.BlockMsg, error) {
fblk, err := gen.MinerCreateBlock(ctx, a.StateManager, a.Wallet, addr, parents, ticket, proof, msgs, height, ts)
if err != nil {
return nil, err
}
var out types.BlockMsg
out.Header = fblk.Header
for _, msg := range fblk.BlsMessages {
out.BlsMessages = append(out.BlsMessages, msg.Cid())
}
for _, msg := range fblk.SecpkMessages {
out.SecpkMessages = append(out.SecpkMessages, msg.Cid())
}
return &out, nil
}
func (a *StateAPI) StateWaitMsg(ctx context.Context, msg cid.Cid) (*api.MsgWait, error) {
// TODO: consider using event system for this, expose confidence
ts, recpt, err := a.StateManager.WaitForMessage(ctx, msg)
if err != nil {
return nil, err
}
return &api.MsgWait{
Receipt: *recpt,
TipSet: ts,
}, nil
}
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func (a *StateAPI) StateGetReceipt(ctx context.Context, msg cid.Cid, ts *types.TipSet) (*types.MessageReceipt, error) {
return a.StateManager.GetReceipt(ctx, msg, ts)
}
func (a *StateAPI) StateListMiners(ctx context.Context, ts *types.TipSet) ([]address.Address, error) {
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var state actors.StoragePowerState
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if _, err := a.StateManager.LoadActorState(ctx, actors.StoragePowerAddress, &state, ts); err != nil {
return nil, err
}
cst := hamt.CSTFromBstore(a.StateManager.ChainStore().Blockstore())
miners, err := actors.MinerSetList(ctx, cst, state.Miners)
if err != nil {
return nil, err
}
return miners, nil
}
func (a *StateAPI) StateListActors(ctx context.Context, ts *types.TipSet) ([]address.Address, error) {
return a.StateManager.ListAllActors(ctx, ts)
}
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func (a *StateAPI) StateMarketBalance(ctx context.Context, addr address.Address, ts *types.TipSet) (actors.StorageParticipantBalance, error) {
return a.StateManager.MarketBalance(ctx, addr, ts)
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}
func (a *StateAPI) StateMarketParticipants(ctx context.Context, ts *types.TipSet) (map[string]actors.StorageParticipantBalance, error) {
out := map[string]actors.StorageParticipantBalance{}
var state actors.StorageMarketState
if _, err := a.StateManager.LoadActorState(ctx, actors.StorageMarketAddress, &state, ts); err != nil {
return nil, err
}
cst := hamt.CSTFromBstore(a.StateManager.ChainStore().Blockstore())
nd, err := hamt.LoadNode(ctx, cst, state.Balances)
if err != nil {
return nil, err
}
err = nd.ForEach(ctx, func(k string, val interface{}) error {
cv := val.(*cbg.Deferred)
a, err := address.NewFromBytes([]byte(k))
if err != nil {
return err
}
var b actors.StorageParticipantBalance
if err := b.UnmarshalCBOR(bytes.NewReader(cv.Raw)); err != nil {
return err
}
out[a.String()] = b
return nil
})
if err != nil {
return nil, err
}
return out, nil
}
func (a *StateAPI) StateMarketDeals(ctx context.Context, ts *types.TipSet) (map[string]actors.OnChainDeal, error) {
out := map[string]actors.OnChainDeal{}
var state actors.StorageMarketState
if _, err := a.StateManager.LoadActorState(ctx, actors.StorageMarketAddress, &state, ts); err != nil {
return nil, err
}
blks := amt.WrapBlockstore(a.StateManager.ChainStore().Blockstore())
da, err := amt.LoadAMT(blks, state.Deals)
if err != nil {
return nil, err
}
if err := da.ForEach(func(i uint64, v *cbg.Deferred) error {
var d actors.OnChainDeal
if err := d.UnmarshalCBOR(bytes.NewReader(v.Raw)); err != nil {
return err
}
out[strconv.FormatInt(int64(i), 10)] = d
return nil
}); err != nil {
return nil, err
}
return out, nil
}
func (a *StateAPI) StateMarketStorageDeal(ctx context.Context, dealId uint64, ts *types.TipSet) (*actors.OnChainDeal, error) {
return stmgr.GetStorageDeal(ctx, a.StateManager, dealId, ts)
}
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func (a *StateAPI) StateChangedActors(ctx context.Context, old cid.Cid, new cid.Cid) (map[string]types.Actor, error) {
cst := hamt.CSTFromBstore(a.Chain.Blockstore())
nh, err := hamt.LoadNode(ctx, cst, new)
if err != nil {
return nil, err
}
oh, err := hamt.LoadNode(ctx, cst, old)
if err != nil {
return nil, err
}
out := map[string]types.Actor{}
err = nh.ForEach(ctx, func(k string, nval interface{}) error {
ncval := nval.(*cbg.Deferred)
var act types.Actor
var ocval cbg.Deferred
switch err := oh.Find(ctx, k, &ocval); err {
case nil:
if bytes.Equal(ocval.Raw, ncval.Raw) {
return nil // not changed
}
fallthrough
case hamt.ErrNotFound:
if err := act.UnmarshalCBOR(bytes.NewReader(ncval.Raw)); err != nil {
return err
}
addr, err := address.NewFromBytes([]byte(k))
if err != nil {
return xerrors.Errorf("address in state tree was not valid: %w", err)
}
out[addr.String()] = act
default:
return err
}
return nil
})
if err != nil {
return nil, err
}
return out, nil
}