lotus/node/impl/full/state.go

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package full
import (
"context"
"fmt"
"strconv"
"github.com/filecoin-project/go-lotus/chain"
"github.com/filecoin-project/go-lotus/chain/gen"
"github.com/filecoin-project/go-lotus/chain/stmgr"
"github.com/filecoin-project/go-lotus/chain/store"
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"github.com/filecoin-project/go-lotus/chain/types"
"github.com/filecoin-project/go-lotus/chain/vm"
"github.com/filecoin-project/go-lotus/chain/wallet"
"github.com/filecoin-project/go-lotus/lib/bufbstore"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-lotus/api"
"github.com/filecoin-project/go-lotus/chain/actors"
"github.com/filecoin-project/go-lotus/chain/address"
"github.com/filecoin-project/go-lotus/chain/state"
"github.com/ipfs/go-hamt-ipld"
cbor "github.com/ipfs/go-ipld-cbor"
"go.uber.org/fx"
)
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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}
func (a *StateAPI) StateMinerSectors(ctx context.Context, addr address.Address) ([]*api.SectorInfo, error) {
ts := a.StateManager.ChainStore().GetHeaviestTipSet()
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stc, err := a.StateManager.TipSetState(ts.Cids())
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if err != nil {
return nil, err
}
cst := hamt.CSTFromBstore(a.StateManager.ChainStore().Blockstore())
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st, err := state.LoadStateTree(cst, stc)
if err != nil {
return nil, err
}
act, err := st.GetActor(addr)
if err != nil {
return nil, err
}
var minerState actors.StorageMinerActorState
if err := cst.Get(ctx, act.Head, &minerState); err != nil {
return nil, err
}
nd, err := hamt.LoadNode(ctx, cst, minerState.Sectors)
if err != nil {
return nil, err
}
var sinfos []*api.SectorInfo
// Note to self: the hamt isnt a great data structure to use here... need to implement the sector set
err = nd.ForEach(ctx, func(k string, val interface{}) error {
sid, err := strconv.ParseUint(k, 10, 64)
if err != nil {
return err
}
bval, ok := val.([]byte)
if !ok {
return fmt.Errorf("expected to get bytes in sector set hamt")
}
var comms [][]byte
if err := cbor.DecodeInto(bval, &comms); err != nil {
return err
}
sinfos = append(sinfos, &api.SectorInfo{
SectorID: sid,
CommR: comms[0],
CommD: comms[1],
})
return nil
})
return sinfos, nil
}
func (a *StateAPI) StateMinerProvingSet(ctx context.Context, addr address.Address) ([]*api.SectorInfo, error) {
ts := a.Chain.GetHeaviestTipSet()
stc, err := a.StateManager.TipSetState(ts.Cids())
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if err != nil {
return nil, err
}
cst := hamt.CSTFromBstore(a.Chain.Blockstore())
st, err := state.LoadStateTree(cst, stc)
if err != nil {
return nil, err
}
act, err := st.GetActor(addr)
if err != nil {
return nil, err
}
var minerState actors.StorageMinerActorState
if err := cst.Get(ctx, act.Head, &minerState); err != nil {
return nil, err
}
nd, err := hamt.LoadNode(ctx, cst, minerState.ProvingSet)
if err != nil {
return nil, err
}
var sinfos []*api.SectorInfo
// Note to self: the hamt isnt a great data structure to use here... need to implement the sector set
err = nd.ForEach(ctx, func(k string, val interface{}) error {
sid, err := strconv.ParseUint(k, 10, 64)
if err != nil {
return err
}
bval, ok := val.([]byte)
if !ok {
return fmt.Errorf("expected to get bytes in sector set hamt")
}
var comms [][]byte
if err := cbor.DecodeInto(bval, &comms); err != nil {
return err
}
sinfos = append(sinfos, &api.SectorInfo{
SectorID: sid,
CommR: comms[0],
CommD: comms[1],
})
return nil
})
return sinfos, nil
}
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func (a *StateAPI) StateMinerPower(ctx context.Context, maddr address.Address, ts *types.TipSet) (api.MinerPower, error) {
var err error
enc, err := actors.SerializeParams(&actors.PowerLookupParams{maddr})
if err != nil {
return api.MinerPower{}, err
}
var mpow types.BigInt
if maddr != address.Undef {
ret, err := stmgr.Call(ctx, a.StateManager, &types.Message{
From: maddr,
To: actors.StorageMarketAddress,
Method: actors.SMAMethods.PowerLookup,
Params: enc,
}, ts)
if err != nil {
return api.MinerPower{}, xerrors.Errorf("failed to get miner power from chain: %w", err)
}
if ret.ExitCode != 0 {
return api.MinerPower{}, xerrors.Errorf("failed to get miner power from chain (exit code %d)", ret.ExitCode)
}
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mpow = types.BigFromBytes(ret.Return)
}
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ret, err := stmgr.Call(ctx, a.StateManager, &types.Message{
From: actors.StorageMarketAddress,
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To: actors.StorageMarketAddress,
Method: actors.SMAMethods.GetTotalStorage,
}, ts)
if err != nil {
return api.MinerPower{}, xerrors.Errorf("failed to get total power from chain: %w", err)
}
if ret.ExitCode != 0 {
return api.MinerPower{}, xerrors.Errorf("failed to get total power from chain (exit code %d)", ret.ExitCode)
}
tpow := types.BigFromBytes(ret.Return)
return api.MinerPower{
MinerPower: mpow,
TotalPower: tpow,
}, nil
}
func (a *StateAPI) StateMinerWorker(ctx context.Context, m address.Address, ts *types.TipSet) (address.Address, error) {
ret, err := stmgr.Call(ctx, a.StateManager, &types.Message{
From: m,
To: m,
Method: actors.MAMethods.GetWorkerAddr,
}, ts)
if err != nil {
return address.Undef, xerrors.Errorf("failed to get miner worker addr: %w", err)
}
if ret.ExitCode != 0 {
return address.Undef, xerrors.Errorf("failed to get miner worker addr (exit code %d)", ret.ExitCode)
}
w, err := address.NewFromBytes(ret.Return)
if err != nil {
return address.Undef, xerrors.Errorf("GetWorkerAddr returned malformed address: %w", err)
}
return w, nil
}
func (a *StateAPI) StateCall(ctx context.Context, msg *types.Message, ts *types.TipSet) (*types.MessageReceipt, error) {
return stmgr.Call(ctx, a.StateManager, msg, ts)
}
func (a *StateAPI) stateForTs(ts *types.TipSet) (*state.StateTree, error) {
if ts == nil {
ts = a.Chain.GetHeaviestTipSet()
}
st, err := a.StateManager.TipSetState(ts.Cids())
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) {
state, err := a.stateForTs(ts)
if err != nil {
return nil, err
}
return state.GetActor(actor)
}
func (a *StateAPI) StateReadState(ctx context.Context, act *types.Actor, ts *types.TipSet) (*api.ActorState, error) {
state, err := a.stateForTs(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
func (a *StateAPI) MinerCreateBlock(ctx context.Context, addr address.Address, parents *types.TipSet, tickets []*types.Ticket, proof types.ElectionProof, msgs []*types.SignedMessage, ts uint64) (*chain.BlockMsg, error) {
fblk, err := gen.MinerCreateBlock(ctx, a.StateManager, a.Wallet, addr, parents, tickets, proof, msgs, ts)
if err != nil {
return nil, err
}
var out chain.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
}