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stmgr.go
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stmgr.go
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package stmgr
import (
"context"
"errors"
"fmt"
"sync"
"github.com/ipfs/go-cid"
cbor "github.com/ipfs/go-ipld-cbor"
logging "github.com/ipfs/go-log/v2"
cbg "github.com/whyrusleeping/cbor-gen"
"go.opencensus.io/trace"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
"github.com/filecoin-project/go-state-types/network"
// Used for genesis.
msig0 "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/actors/builtin"
"github.com/filecoin-project/lotus/chain/actors/builtin/cron"
_init "github.com/filecoin-project/lotus/chain/actors/builtin/init"
"github.com/filecoin-project/lotus/chain/actors/builtin/market"
"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
"github.com/filecoin-project/lotus/chain/actors/builtin/multisig"
"github.com/filecoin-project/lotus/chain/actors/builtin/paych"
"github.com/filecoin-project/lotus/chain/actors/builtin/power"
"github.com/filecoin-project/lotus/chain/actors/builtin/reward"
"github.com/filecoin-project/lotus/chain/actors/builtin/verifreg"
"github.com/filecoin-project/lotus/chain/state"
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/vm"
)
const LookbackNoLimit = abi.ChainEpoch(-1)
var log = logging.Logger("statemgr")
type StateManagerAPI interface {
Call(ctx context.Context, msg *types.Message, ts *types.TipSet) (*api.InvocResult, error)
GetPaychState(ctx context.Context, addr address.Address, ts *types.TipSet) (*types.Actor, paych.State, error)
LoadActorTsk(ctx context.Context, addr address.Address, tsk types.TipSetKey) (*types.Actor, error)
LookupID(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error)
ResolveToKeyAddress(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error)
}
type versionSpec struct {
networkVersion network.Version
atOrBelow abi.ChainEpoch
}
type StateManager struct {
cs *store.ChainStore
// Determines the network version at any given epoch.
networkVersions []versionSpec
latestVersion network.Version
// Maps chain epochs to upgrade functions.
stateMigrations map[abi.ChainEpoch]UpgradeFunc
// A set of potentially expensive/time consuming upgrades. Explicit
// calls for, e.g., gas estimation fail against this epoch with
// ErrExpensiveFork.
expensiveUpgrades map[abi.ChainEpoch]struct{}
stCache map[string][]cid.Cid
compWait map[string]chan struct{}
stlk sync.Mutex
genesisMsigLk sync.Mutex
newVM func(context.Context, *vm.VMOpts) (*vm.VM, error)
preIgnitionGenInfos *genesisInfo
postIgnitionGenInfos *genesisInfo
}
func NewStateManager(cs *store.ChainStore) *StateManager {
sm, err := NewStateManagerWithUpgradeSchedule(cs, DefaultUpgradeSchedule())
if err != nil {
panic(fmt.Sprintf("default upgrade schedule is invalid: %s", err))
}
return sm
}
func NewStateManagerWithUpgradeSchedule(cs *store.ChainStore, us UpgradeSchedule) (*StateManager, error) {
// If we have upgrades, make sure they're in-order and make sense.
if err := us.Validate(); err != nil {
return nil, err
}
stateMigrations := make(map[abi.ChainEpoch]UpgradeFunc, len(us))
expensiveUpgrades := make(map[abi.ChainEpoch]struct{}, len(us))
var networkVersions []versionSpec
lastVersion := network.Version0
if len(us) > 0 {
// If we have any upgrades, process them and create a version
// schedule.
for _, upgrade := range us {
if upgrade.Migration != nil {
stateMigrations[upgrade.Height] = upgrade.Migration
}
if upgrade.Expensive {
expensiveUpgrades[upgrade.Height] = struct{}{}
}
networkVersions = append(networkVersions, versionSpec{
networkVersion: lastVersion,
atOrBelow: upgrade.Height,
})
lastVersion = upgrade.Network
}
} else {
// Otherwise, go directly to the latest version.
lastVersion = build.NewestNetworkVersion
}
return &StateManager{
networkVersions: networkVersions,
latestVersion: lastVersion,
stateMigrations: stateMigrations,
expensiveUpgrades: expensiveUpgrades,
newVM: vm.NewVM,
cs: cs,
stCache: make(map[string][]cid.Cid),
compWait: make(map[string]chan struct{}),
}, nil
}
func cidsToKey(cids []cid.Cid) string {
var out string
for _, c := range cids {
out += c.KeyString()
}
return out
}
func (sm *StateManager) TipSetState(ctx context.Context, ts *types.TipSet) (st cid.Cid, rec cid.Cid, err error) {
ctx, span := trace.StartSpan(ctx, "tipSetState")
defer span.End()
if span.IsRecordingEvents() {
span.AddAttributes(trace.StringAttribute("tipset", fmt.Sprint(ts.Cids())))
}
ck := cidsToKey(ts.Cids())
sm.stlk.Lock()
cw, cwok := sm.compWait[ck]
if cwok {
sm.stlk.Unlock()
span.AddAttributes(trace.BoolAttribute("waited", true))
select {
case <-cw:
sm.stlk.Lock()
case <-ctx.Done():
return cid.Undef, cid.Undef, ctx.Err()
}
}
cached, ok := sm.stCache[ck]
if ok {
sm.stlk.Unlock()
span.AddAttributes(trace.BoolAttribute("cache", true))
return cached[0], cached[1], nil
}
ch := make(chan struct{})
sm.compWait[ck] = ch
defer func() {
sm.stlk.Lock()
delete(sm.compWait, ck)
if st != cid.Undef {
sm.stCache[ck] = []cid.Cid{st, rec}
}
sm.stlk.Unlock()
close(ch)
}()
sm.stlk.Unlock()
if ts.Height() == 0 {
// NB: This is here because the process that executes blocks requires that the
// block miner reference a valid miner in the state tree. Unless we create some
// magical genesis miner, this won't work properly, so we short circuit here
// This avoids the question of 'who gets paid the genesis block reward'
return ts.Blocks()[0].ParentStateRoot, ts.Blocks()[0].ParentMessageReceipts, nil
}
st, rec, err = sm.computeTipSetState(ctx, ts, nil)
if err != nil {
return cid.Undef, cid.Undef, err
}
return st, rec, nil
}
func traceFunc(trace *[]*api.InvocResult) func(mcid cid.Cid, msg *types.Message, ret *vm.ApplyRet) error {
return func(mcid cid.Cid, msg *types.Message, ret *vm.ApplyRet) error {
ir := &api.InvocResult{
MsgCid: mcid,
Msg: msg,
MsgRct: &ret.MessageReceipt,
ExecutionTrace: ret.ExecutionTrace,
Duration: ret.Duration,
}
if ret.ActorErr != nil {
ir.Error = ret.ActorErr.Error()
}
if ret.GasCosts != nil {
ir.GasCost = MakeMsgGasCost(msg, ret)
}
*trace = append(*trace, ir)
return nil
}
}
func (sm *StateManager) ExecutionTrace(ctx context.Context, ts *types.TipSet) (cid.Cid, []*api.InvocResult, error) {
var trace []*api.InvocResult
st, _, err := sm.computeTipSetState(ctx, ts, traceFunc(&trace))
if err != nil {
return cid.Undef, nil, err
}
return st, trace, nil
}
type ExecCallback func(cid.Cid, *types.Message, *vm.ApplyRet) error
func (sm *StateManager) ApplyBlocks(ctx context.Context, parentEpoch abi.ChainEpoch, pstate cid.Cid, bms []store.BlockMessages, epoch abi.ChainEpoch, r vm.Rand, cb ExecCallback, baseFee abi.TokenAmount, ts *types.TipSet) (cid.Cid, cid.Cid, error) {
makeVmWithBaseState := func(base cid.Cid) (*vm.VM, error) {
vmopt := &vm.VMOpts{
StateBase: base,
Epoch: epoch,
Rand: r,
Bstore: sm.cs.Blockstore(),
Syscalls: sm.cs.VMSys(),
CircSupplyCalc: sm.GetVMCirculatingSupply,
NtwkVersion: sm.GetNtwkVersion,
BaseFee: baseFee,
LookbackState: LookbackStateGetterForTipset(sm, ts),
}
return sm.newVM(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 cb != nil {
if err := cb(cronMsg.Cid(), cronMsg, ret); 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, cb, 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)
}
}
vmi.SetBlockHeight(i + 1)
pstate = newState
}
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 cb != nil {
if err := cb(cm.Cid(), m, r); 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 cb != nil {
if err := cb(rwMsg.Cid(), rwMsg, ret); 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)
}
}
if err := runCron(epoch); err != nil {
return cid.Cid{}, cid.Cid{}, err
}
// XXX: Is the height correct? Or should it be epoch-1?
rectarr, err := adt.NewArray(sm.cs.Store(ctx), actors.VersionForNetwork(sm.GetNtwkVersion(ctx, epoch)))
if err != nil {
return cid.Undef, cid.Undef, xerrors.Errorf("failed to create receipts amt: %w", err)
}
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)
}
return st, rectroot, nil
}
func (sm *StateManager) computeTipSetState(ctx context.Context, ts *types.TipSet, cb ExecCallback) (cid.Cid, cid.Cid, 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.cs.GetBlock(blks[0].Parents[0])
if err != nil {
return cid.Undef, cid.Undef, xerrors.Errorf("getting parent block: %w", err)
}
parentEpoch = parent.Height
}
r := store.NewChainRand(sm.cs, ts.Cids())
blkmsgs, err := sm.cs.BlockMsgsForTipset(ts)
if err != nil {
return cid.Undef, cid.Undef, xerrors.Errorf("getting block messages for tipset: %w", err)
}
baseFee := blks[0].ParentBaseFee
return sm.ApplyBlocks(ctx, parentEpoch, pstate, blkmsgs, blks[0].Height, r, cb, baseFee, ts)
}
func (sm *StateManager) parentState(ts *types.TipSet) cid.Cid {
if ts == nil {
ts = sm.cs.GetHeaviestTipSet()
}
return ts.ParentState()
}
func (sm *StateManager) ChainStore() *store.ChainStore {
return sm.cs
}
// ResolveToKeyAddress is similar to `vm.ResolveToKeyAddr` but does not allow `Actor` type of addresses.
// Uses the `TipSet` `ts` to generate the VM state.
func (sm *StateManager) ResolveToKeyAddress(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error) {
switch addr.Protocol() {
case address.BLS, address.SECP256K1:
return addr, nil
case address.Actor:
return address.Undef, xerrors.New("cannot resolve actor address to key address")
default:
}
if ts == nil {
ts = sm.cs.GetHeaviestTipSet()
}
st, _, err := sm.TipSetState(ctx, ts)
if err != nil {
return address.Undef, xerrors.Errorf("resolve address failed to get tipset state: %w", err)
}
cst := cbor.NewCborStore(sm.cs.Blockstore())
tree, err := state.LoadStateTree(cst, st)
if err != nil {
return address.Undef, xerrors.Errorf("failed to load state tree")
}
return vm.ResolveToKeyAddr(tree, cst, addr)
}
func (sm *StateManager) GetBlsPublicKey(ctx context.Context, addr address.Address, ts *types.TipSet) (pubk []byte, err error) {
kaddr, err := sm.ResolveToKeyAddress(ctx, addr, ts)
if err != nil {
return pubk, xerrors.Errorf("failed to resolve address to key address: %w", err)
}
if kaddr.Protocol() != address.BLS {
return pubk, xerrors.Errorf("address must be BLS address to load bls public key")
}
return kaddr.Payload(), nil
}
func (sm *StateManager) LookupID(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error) {
cst := cbor.NewCborStore(sm.cs.Blockstore())
state, err := state.LoadStateTree(cst, sm.parentState(ts))
if err != nil {
return address.Undef, xerrors.Errorf("load state tree: %w", err)
}
return state.LookupID(addr)
}
func (sm *StateManager) GetReceipt(ctx context.Context, msg cid.Cid, ts *types.TipSet) (*types.MessageReceipt, error) {
m, err := sm.cs.GetCMessage(msg)
if err != nil {
return nil, fmt.Errorf("failed to load message: %w", err)
}
_, r, _, err := sm.searchBackForMsg(ctx, ts, m, LookbackNoLimit)
if err != nil {
return nil, fmt.Errorf("failed to look back through chain for message: %w", err)
}
return r, nil
}
// WaitForMessage blocks until a message appears on chain. It looks backwards in the chain to see if this has already
// happened, with an optional limit to how many epochs it will search. It guarantees that the message has been on
// chain for at least confidence epochs without being reverted before returning.
func (sm *StateManager) WaitForMessage(ctx context.Context, mcid cid.Cid, confidence uint64, lookbackLimit abi.ChainEpoch) (*types.TipSet, *types.MessageReceipt, cid.Cid, error) {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
msg, err := sm.cs.GetCMessage(mcid)
if err != nil {
return nil, nil, cid.Undef, fmt.Errorf("failed to load message: %w", err)
}
tsub := sm.cs.SubHeadChanges(ctx)
head, ok := <-tsub
if !ok {
return nil, nil, cid.Undef, fmt.Errorf("SubHeadChanges stream was invalid")
}
if len(head) != 1 {
return nil, nil, cid.Undef, fmt.Errorf("SubHeadChanges first entry should have been one item")
}
if head[0].Type != store.HCCurrent {
return nil, nil, cid.Undef, fmt.Errorf("expected current head on SHC stream (got %s)", head[0].Type)
}
r, foundMsg, err := sm.tipsetExecutedMessage(head[0].Val, mcid, msg.VMMessage())
if err != nil {
return nil, nil, cid.Undef, err
}
if r != nil {
return head[0].Val, r, foundMsg, nil
}
var backTs *types.TipSet
var backRcp *types.MessageReceipt
var backFm cid.Cid
backSearchWait := make(chan struct{})
go func() {
fts, r, foundMsg, err := sm.searchBackForMsg(ctx, head[0].Val, msg, lookbackLimit)
if err != nil {
log.Warnf("failed to look back through chain for message: %w", err)
return
}
backTs = fts
backRcp = r
backFm = foundMsg
close(backSearchWait)
}()
var candidateTs *types.TipSet
var candidateRcp *types.MessageReceipt
var candidateFm cid.Cid
heightOfHead := head[0].Val.Height()
reverts := map[types.TipSetKey]bool{}
for {
select {
case notif, ok := <-tsub:
if !ok {
return nil, nil, cid.Undef, ctx.Err()
}
for _, val := range notif {
switch val.Type {
case store.HCRevert:
if val.Val.Equals(candidateTs) {
candidateTs = nil
candidateRcp = nil
candidateFm = cid.Undef
}
if backSearchWait != nil {
reverts[val.Val.Key()] = true
}
case store.HCApply:
if candidateTs != nil && val.Val.Height() >= candidateTs.Height()+abi.ChainEpoch(confidence) {
return candidateTs, candidateRcp, candidateFm, nil
}
r, foundMsg, err := sm.tipsetExecutedMessage(val.Val, mcid, msg.VMMessage())
if err != nil {
return nil, nil, cid.Undef, err
}
if r != nil {
if confidence == 0 {
return val.Val, r, foundMsg, err
}
candidateTs = val.Val
candidateRcp = r
candidateFm = foundMsg
}
heightOfHead = val.Val.Height()
}
}
case <-backSearchWait:
// check if we found the message in the chain and that is hasn't been reverted since we started searching
if backTs != nil && !reverts[backTs.Key()] {
// if head is at or past confidence interval, return immediately
if heightOfHead >= backTs.Height()+abi.ChainEpoch(confidence) {
return backTs, backRcp, backFm, nil
}
// wait for confidence interval
candidateTs = backTs
candidateRcp = backRcp
candidateFm = backFm
}
reverts = nil
backSearchWait = nil
case <-ctx.Done():
return nil, nil, cid.Undef, ctx.Err()
}
}
}
func (sm *StateManager) SearchForMessage(ctx context.Context, mcid cid.Cid) (*types.TipSet, *types.MessageReceipt, cid.Cid, error) {
msg, err := sm.cs.GetCMessage(mcid)
if err != nil {
return nil, nil, cid.Undef, fmt.Errorf("failed to load message: %w", err)
}
head := sm.cs.GetHeaviestTipSet()
r, foundMsg, err := sm.tipsetExecutedMessage(head, mcid, msg.VMMessage())
if err != nil {
return nil, nil, cid.Undef, err
}
if r != nil {
return head, r, foundMsg, nil
}
fts, r, foundMsg, err := sm.searchBackForMsg(ctx, head, msg, LookbackNoLimit)
if err != nil {
log.Warnf("failed to look back through chain for message %s", mcid)
return nil, nil, cid.Undef, err
}
if fts == nil {
return nil, nil, cid.Undef, nil
}
return fts, r, foundMsg, nil
}
// searchBackForMsg searches up to limit tipsets backwards from the given
// tipset for a message receipt.
// If limit is
// - 0 then no tipsets are searched
// - 5 then five tipset are searched
// - LookbackNoLimit then there is no limit
func (sm *StateManager) searchBackForMsg(ctx context.Context, from *types.TipSet, m types.ChainMsg, limit abi.ChainEpoch) (*types.TipSet, *types.MessageReceipt, cid.Cid, error) {
limitHeight := from.Height() - limit
noLimit := limit == LookbackNoLimit
cur := from
curActor, err := sm.LoadActor(ctx, m.VMMessage().From, cur)
if err != nil {
return nil, nil, cid.Undef, xerrors.Errorf("failed to load initital tipset")
}
mFromId, err := sm.LookupID(ctx, m.VMMessage().From, from)
if err != nil {
return nil, nil, cid.Undef, xerrors.Errorf("looking up From id address: %w", err)
}
mNonce := m.VMMessage().Nonce
for {
// If we've reached the genesis block, or we've reached the limit of
// how far back to look
if cur.Height() == 0 || !noLimit && cur.Height() <= limitHeight {
// it ain't here!
return nil, nil, cid.Undef, nil
}
select {
case <-ctx.Done():
return nil, nil, cid.Undef, nil
default:
}
// we either have no messages from the sender, or the latest message we found has a lower nonce than the one being searched for,
// either way, no reason to lookback, it ain't there
if curActor == nil || curActor.Nonce == 0 || curActor.Nonce < mNonce {
return nil, nil, cid.Undef, nil
}
pts, err := sm.cs.LoadTipSet(cur.Parents())
if err != nil {
return nil, nil, cid.Undef, xerrors.Errorf("failed to load tipset during msg wait searchback: %w", err)
}
act, err := sm.LoadActor(ctx, mFromId, pts)
actorNoExist := errors.Is(err, types.ErrActorNotFound)
if err != nil && !actorNoExist {
return nil, nil, cid.Cid{}, xerrors.Errorf("failed to load the actor: %w", err)
}
// check that between cur and parent tipset the nonce fell into range of our message
if actorNoExist || (curActor.Nonce > mNonce && act.Nonce <= mNonce) {
r, foundMsg, err := sm.tipsetExecutedMessage(cur, m.Cid(), m.VMMessage())
if err != nil {
return nil, nil, cid.Undef, xerrors.Errorf("checking for message execution during lookback: %w", err)
}
if r != nil {
return cur, r, foundMsg, nil
}
}
cur = pts
curActor = act
}
}
func (sm *StateManager) tipsetExecutedMessage(ts *types.TipSet, msg cid.Cid, vmm *types.Message) (*types.MessageReceipt, cid.Cid, error) {
// The genesis block did not execute any messages
if ts.Height() == 0 {
return nil, cid.Undef, nil
}
pts, err := sm.cs.LoadTipSet(ts.Parents())
if err != nil {
return nil, cid.Undef, err
}
cm, err := sm.cs.MessagesForTipset(pts)
if err != nil {
return nil, cid.Undef, err
}
for ii := range cm {
// iterate in reverse because we going backwards through the chain
i := len(cm) - ii - 1
m := cm[i]
if m.VMMessage().From == vmm.From { // cheaper to just check origin first
if m.VMMessage().Nonce == vmm.Nonce {
if m.VMMessage().EqualCall(vmm) {
if m.Cid() != msg {
log.Warnw("found message with equal nonce and call params but different CID",
"wanted", msg, "found", m.Cid(), "nonce", vmm.Nonce, "from", vmm.From)
}
pr, err := sm.cs.GetParentReceipt(ts.Blocks()[0], i)
if err != nil {
return nil, cid.Undef, err
}
return pr, m.Cid(), nil
}
// this should be that message
return nil, cid.Undef, xerrors.Errorf("found message with equal nonce as the one we are looking for (F:%s n %d, TS: %s n%d)",
msg, vmm.Nonce, m.Cid(), m.VMMessage().Nonce)
}
if m.VMMessage().Nonce < vmm.Nonce {
return nil, cid.Undef, nil // don't bother looking further
}
}
}
return nil, cid.Undef, nil
}
func (sm *StateManager) ListAllActors(ctx context.Context, ts *types.TipSet) ([]address.Address, error) {
if ts == nil {
ts = sm.cs.GetHeaviestTipSet()
}
st, _, err := sm.TipSetState(ctx, ts)
if err != nil {
return nil, err
}
stateTree, err := sm.StateTree(st)
if err != nil {
return nil, err
}
var out []address.Address
err = stateTree.ForEach(func(addr address.Address, act *types.Actor) error {
out = append(out, addr)
return nil
})
if err != nil {
return nil, err
}
return out, nil
}
func (sm *StateManager) MarketBalance(ctx context.Context, addr address.Address, ts *types.TipSet) (api.MarketBalance, error) {
st, err := sm.ParentState(ts)
if err != nil {
return api.MarketBalance{}, err
}
act, err := st.GetActor(market.Address)
if err != nil {
return api.MarketBalance{}, err
}
mstate, err := market.Load(sm.cs.Store(ctx), act)
if err != nil {
return api.MarketBalance{}, err
}
addr, err = sm.LookupID(ctx, addr, ts)
if err != nil {
return api.MarketBalance{}, err
}
var out api.MarketBalance
et, err := mstate.EscrowTable()
if err != nil {
return api.MarketBalance{}, err
}
out.Escrow, err = et.Get(addr)
if err != nil {
return api.MarketBalance{}, xerrors.Errorf("getting escrow balance: %w", err)
}
lt, err := mstate.LockedTable()
if err != nil {
return api.MarketBalance{}, err
}
out.Locked, err = lt.Get(addr)
if err != nil {
return api.MarketBalance{}, xerrors.Errorf("getting locked balance: %w", err)
}
return out, nil
}
func (sm *StateManager) ValidateChain(ctx context.Context, ts *types.TipSet) error {
tschain := []*types.TipSet{ts}
for ts.Height() != 0 {
next, err := sm.cs.LoadTipSet(ts.Parents())
if err != nil {
return err
}
tschain = append(tschain, next)
ts = next
}
lastState := tschain[len(tschain)-1].ParentState()
for i := len(tschain) - 1; i >= 0; i-- {
cur := tschain[i]
log.Infof("computing state (height: %d, ts=%s)", cur.Height(), cur.Cids())
if cur.ParentState() != lastState {
return xerrors.Errorf("tipset chain had state mismatch at height %d", cur.Height())
}
st, _, err := sm.TipSetState(ctx, cur)
if err != nil {
return err
}
lastState = st
}
return nil
}
func (sm *StateManager) SetVMConstructor(nvm func(context.Context, *vm.VMOpts) (*vm.VM, error)) {
sm.newVM = nvm
}
type genesisInfo struct {
genesisMsigs []msig0.State
// info about the Accounts in the genesis state
genesisActors []genesisActor
genesisPledge abi.TokenAmount
genesisMarketFunds abi.TokenAmount
}
type genesisActor struct {
addr address.Address
initBal abi.TokenAmount
}
// sets up information about the actors in the genesis state
func (sm *StateManager) setupGenesisActors(ctx context.Context) error {
gi := genesisInfo{}
gb, err := sm.cs.GetGenesis()
if err != nil {
return xerrors.Errorf("getting genesis block: %w", err)
}
gts, err := types.NewTipSet([]*types.BlockHeader{gb})
if err != nil {
return xerrors.Errorf("getting genesis tipset: %w", err)
}
st, _, err := sm.TipSetState(ctx, gts)
if err != nil {
return xerrors.Errorf("getting genesis tipset state: %w", err)
}
cst := cbor.NewCborStore(sm.cs.Blockstore())
sTree, err := state.LoadStateTree(cst, st)
if err != nil {
return xerrors.Errorf("loading state tree: %w", err)
}
gi.genesisMarketFunds, err = getFilMarketLocked(ctx, sTree)
if err != nil {
return xerrors.Errorf("setting up genesis market funds: %w", err)
}
gi.genesisPledge, err = getFilPowerLocked(ctx, sTree)
if err != nil {
return xerrors.Errorf("setting up genesis pledge: %w", err)
}
totalsByEpoch := make(map[abi.ChainEpoch]abi.TokenAmount)
err = sTree.ForEach(func(kaddr address.Address, act *types.Actor) error {
if builtin.IsMultisigActor(act.Code) {
s, err := multisig.Load(sm.cs.Store(ctx), act)
if err != nil {
return err
}
se, err := s.StartEpoch()
if err != nil {
return err
}
if se != 0 {
return xerrors.New("genesis multisig doesn't start vesting at epoch 0!")
}
ud, err := s.UnlockDuration()
if err != nil {
return err
}
ib, err := s.InitialBalance()
if err != nil {
return err
}
ot, f := totalsByEpoch[ud]
if f {
totalsByEpoch[ud] = big.Add(ot, ib)
} else {
totalsByEpoch[ud] = ib
}
} else if builtin.IsAccountActor(act.Code) {
// should exclude burnt funds actor and "remainder account actor"
// should only ever be "faucet" accounts in testnets
if kaddr == builtin.BurntFundsActorAddr {
return nil
}
kid, err := sTree.LookupID(kaddr)
if err != nil {
return xerrors.Errorf("resolving address: %w", err)
}
gi.genesisActors = append(gi.genesisActors, genesisActor{
addr: kid,
initBal: act.Balance,
})
}
return nil
})
if err != nil {
return xerrors.Errorf("error setting up genesis infos: %w", err)
}
// TODO: use network upgrade abstractions or always start at actors v0?
gi.genesisMsigs = make([]msig0.State, 0, len(totalsByEpoch))