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Merge pull request #213 from filecoin-project/feat/state-replay

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add state replay api and command
This commit is contained in:
Łukasz Magiera 2019-09-20 08:51:32 +02:00 committed by GitHub
commit 7073676983
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 139 additions and 19 deletions
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7
api/api.go
View File

@ -108,6 +108,7 @@ type FullNode interface {
StateMinerPeerID(ctx context.Context, m address.Address, ts *types.TipSet) (peer.ID, error)
// if tipset is nil, we'll use heaviest
StateCall(context.Context, *types.Message, *types.TipSet) (*types.MessageReceipt, error)
StateReplay(context.Context, *types.TipSet, cid.Cid) (*ReplayResults, error)
StateGetActor(ctx context.Context, actor address.Address, ts *types.TipSet) (*types.Actor, error)
StateReadState(ctx context.Context, act *types.Actor, ts *types.TipSet) (*ActorState, error)
@ -269,3 +270,9 @@ type RetrievalOrder struct {
Miner address.Address
MinerPeerID peer.ID
}
type ReplayResults struct {
Msg *types.Message
Receipt *types.MessageReceipt
Error string
}

5
api/struct.go
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@ -81,6 +81,7 @@ type FullNodeStruct struct {
StateMinerWorker func(context.Context, address.Address, *types.TipSet) (address.Address, error) `perm:"read"`
StateMinerPeerID func(ctx context.Context, m address.Address, ts *types.TipSet) (peer.ID, error) `perm:"read"`
StateCall func(context.Context, *types.Message, *types.TipSet) (*types.MessageReceipt, error) `perm:"read"`
StateReplay func(context.Context, *types.TipSet, cid.Cid) (*ReplayResults, error) `perm:"read"`
StateGetActor func(context.Context, address.Address, *types.TipSet) (*types.Actor, error) `perm:"read"`
StateReadState func(context.Context, *types.Actor, *types.TipSet) (*ActorState, error) `perm:"read"`
@ -302,6 +303,10 @@ func (c *FullNodeStruct) StateCall(ctx context.Context, msg *types.Message, ts *
return c.Internal.StateCall(ctx, msg, ts)
}
func (c *FullNodeStruct) StateReplay(ctx context.Context, ts *types.TipSet, mc cid.Cid) (*ReplayResults, error) {
return c.Internal.StateReplay(ctx, ts, mc)
}
func (c *FullNodeStruct) StateGetActor(ctx context.Context, actor address.Address, ts *types.TipSet) (*types.Actor, error) {
return c.Internal.StateGetActor(ctx, actor, ts)
}

22
chain/stmgr/call.go
View File

@ -2,6 +2,7 @@ package stmgr
import (
"context"
"fmt"
"github.com/filecoin-project/go-lotus/chain/actors"
"github.com/filecoin-project/go-lotus/chain/types"
@ -59,3 +60,24 @@ func (sm *StateManager) Call(ctx context.Context, msg *types.Message, ts *types.
return sm.CallRaw(ctx, msg, state, ts.Height())
}
var errHaltExecution = fmt.Errorf("halt")
func (sm *StateManager) Replay(ctx context.Context, ts *types.TipSet, mcid cid.Cid) (*types.Message, *vm.ApplyRet, error) {
var outm *types.Message
var outr *vm.ApplyRet
_, err := sm.computeTipSetState(ctx, ts.Blocks(), func(c cid.Cid, m *types.Message, ret *vm.ApplyRet) error {
if c == mcid {
outm = m
outr = ret
return errHaltExecution
}
return nil
})
if err != nil && err != errHaltExecution {
return nil, nil, xerrors.Errorf("unexpected error during execution: %w", err)
}
return outm, outr, nil
}

45
chain/stmgr/stmgr.go
View File

@ -41,6 +41,8 @@ func cidsToKey(cids []cid.Cid) string {
}
func (sm *StateManager) TipSetState(cids []cid.Cid) (cid.Cid, error) {
ctx := context.TODO()
ck := cidsToKey(cids)
sm.stlk.Lock()
cached, ok := sm.stCache[ck]
@ -49,7 +51,12 @@ func (sm *StateManager) TipSetState(cids []cid.Cid) (cid.Cid, error) {
return cached, nil
}
out, err := sm.computeTipSetState(cids)
ts, err := sm.cs.LoadTipSet(cids)
if err != nil {
return cid.Undef, err
}
out, err := sm.computeTipSetState(ctx, ts.Blocks(), nil)
if err != nil {
return cid.Undef, err
}
@ -60,31 +67,23 @@ func (sm *StateManager) TipSetState(cids []cid.Cid) (cid.Cid, error) {
return out, nil
}
func (sm *StateManager) computeTipSetState(cids []cid.Cid) (cid.Cid, error) {
ctx := context.TODO()
ts, err := sm.cs.LoadTipSet(cids)
if err != nil {
log.Error("failed loading tipset: ", cids)
return cid.Undef, err
func (sm *StateManager) computeTipSetState(ctx context.Context, blks []*types.BlockHeader, cb func(cid.Cid, *types.Message, *vm.ApplyRet) error) (cid.Cid, error) {
if len(blks) == 1 && cb == nil {
return blks[0].StateRoot, nil
}
if len(ts.Blocks()) == 1 {
return ts.Blocks()[0].StateRoot, nil
}
pstate, err := sm.TipSetState(ts.Parents())
pstate, err := sm.TipSetState(blks[0].Parents)
if err != nil {
return cid.Undef, xerrors.Errorf("recursive TipSetState failed: %w", err)
}
vmi, err := vm.NewVM(pstate, ts.Height(), address.Undef, sm.cs)
vmi, err := vm.NewVM(pstate, blks[0].Height, address.Undef, sm.cs)
if err != nil {
return cid.Undef, xerrors.Errorf("instantiating VM failed: %w", err)
}
applied := make(map[cid.Cid]bool)
for _, b := range ts.Blocks() {
for _, b := range blks {
vmi.SetBlockMiner(b.Miner)
bms, sms, err := sm.cs.MessagesForBlock(b)
@ -98,10 +97,16 @@ func (sm *StateManager) computeTipSetState(cids []cid.Cid) (cid.Cid, error) {
}
applied[m.Cid()] = true
_, err := vmi.ApplyMessage(ctx, m)
r, err := vmi.ApplyMessage(ctx, m)
if err != nil {
return cid.Undef, err
}
if cb != nil {
if err := cb(m.Cid(), m, r); err != nil {
return cid.Undef, err
}
}
}
for _, sm := range sms {
@ -110,10 +115,16 @@ func (sm *StateManager) computeTipSetState(cids []cid.Cid) (cid.Cid, error) {
}
applied[sm.Cid()] = true
_, err := vmi.ApplyMessage(ctx, &sm.Message)
r, err := vmi.ApplyMessage(ctx, &sm.Message)
if err != nil {
return cid.Undef, err
}
if cb != nil {
if err := cb(sm.Cid(), &sm.Message, r); err != nil {
return cid.Undef, err
}
}
}
}

60
cli/state.go
View File

@ -3,9 +3,11 @@ package cli
import (
"fmt"
"gopkg.in/urfave/cli.v2"
"github.com/filecoin-project/go-lotus/chain/address"
"github.com/filecoin-project/go-lotus/chain/types"
"github.com/ipfs/go-cid"
"gopkg.in/urfave/cli.v2"
)
var stateCmd = &cli.Command{
@ -116,3 +118,57 @@ var stateProvingSetCmd = &cli.Command{
return nil
},
}
var stateReplaySetCmd = &cli.Command{
Name: "replay",
Usage: "Replay a particular message within a tipset",
Action: func(cctx *cli.Context) error {
if cctx.Args().Len() < 2 {
fmt.Println("usage: <tipset> <message cid>")
fmt.Println("The last cid passed will be used as the message CID")
fmt.Println("All preceding ones will be used as the tipset")
return nil
}
args := cctx.Args().Slice()
mcid, err := cid.Decode(args[len(args)-1])
if err != nil {
return fmt.Errorf("message cid was invalid: %s", err)
}
var tscids []cid.Cid
for _, s := range args[:len(args)-1] {
c, err := cid.Decode(s)
if err != nil {
return fmt.Errorf("tipset cid was invalid: %s", err)
}
tscids = append(tscids, c)
}
api, err := GetFullNodeAPI(cctx)
if err != nil {
return err
}
ctx := ReqContext(cctx)
var headers []*types.BlockHeader
for _, c := range tscids {
h, err := api.ChainGetBlock(ctx, c)
if err != nil {
return err
}
headers = append(headers, h)
}
ts, err := types.NewTipSet(headers)
if err != nil {
return err
}
api.StateReplay(ctx, ts, mcid)
return nil
},
}

19
node/impl/full/state.go
View File

@ -5,6 +5,7 @@ import (
"fmt"
"strconv"
cid "github.com/ipfs/go-cid"
"github.com/ipfs/go-hamt-ipld"
cbor "github.com/ipfs/go-ipld-cbor"
"github.com/libp2p/go-libp2p-core/peer"
@ -194,6 +195,24 @@ func (a *StateAPI) StateCall(ctx context.Context, msg *types.Message, ts *types.
return a.StateManager.Call(ctx, msg, ts)
}
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
}
func (a *StateAPI) stateForTs(ts *types.TipSet) (*state.StateTree, error) {
if ts == nil {
ts = a.Chain.GetHeaviestTipSet()