-
Notifications
You must be signed in to change notification settings - Fork 1.2k
/
execute.go
326 lines (277 loc) · 9.26 KB
/
execute.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
package stmgr
import (
"context"
"fmt"
"sync/atomic"
"github.com/ipfs/go-cid"
cbg "github.com/whyrusleeping/cbor-gen"
"go.opencensus.io/stats"
"go.opencensus.io/trace"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
blockadt "github.com/filecoin-project/specs-actors/actors/util/adt"
"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/builtin"
"github.com/filecoin-project/lotus/chain/actors/builtin/cron"
"github.com/filecoin-project/lotus/chain/actors/builtin/reward"
"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/metrics"
)
func (sm *StateManager) ApplyBlocks(ctx context.Context, parentEpoch abi.ChainEpoch, pstate cid.Cid, bms []store.BlockMessages, epoch abi.ChainEpoch, r vm.Rand, em ExecMonitor, baseFee abi.TokenAmount, ts *types.TipSet) (cid.Cid, cid.Cid, error) {
done := metrics.Timer(ctx, metrics.VMApplyBlocksTotal)
defer done()
partDone := metrics.Timer(ctx, metrics.VMApplyEarly)
defer func() {
partDone()
}()
makeVmWithBaseState := func(base cid.Cid) (*vm.VM, error) {
vmopt := &vm.VMOpts{
StateBase: base,
Epoch: epoch,
Rand: r,
Bstore: sm.cs.StateBlockstore(),
Syscalls: sm.syscalls,
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 em != nil {
if err := em.MessageApplied(ctx, ts, cronMsg.Cid(), cronMsg, ret, true); 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, em, 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
}
partDone()
partDone = metrics.Timer(ctx, metrics.VMApplyMessages)
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 em != nil {
if err := em.MessageApplied(ctx, ts, cm.Cid(), m, r, false); 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 em != nil {
if err := em.MessageApplied(ctx, ts, rwMsg.Cid(), rwMsg, ret, true); 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)
}
}
partDone()
partDone = metrics.Timer(ctx, metrics.VMApplyCron)
if err := runCron(epoch); err != nil {
return cid.Cid{}, cid.Cid{}, err
}
partDone()
partDone = metrics.Timer(ctx, metrics.VMApplyFlush)
rectarr := blockadt.MakeEmptyArray(sm.cs.ActorStore(ctx))
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)
}
stats.Record(ctx, metrics.VMSends.M(int64(atomic.LoadUint64(&vm.StatSends))),
metrics.VMApplied.M(int64(atomic.LoadUint64(&vm.StatApplied))))
return st, rectroot, nil
}
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, sm.tsExecMonitor)
if err != nil {
return cid.Undef, cid.Undef, err
}
return st, rec, nil
}
func (sm *StateManager) ExecutionTraceWithMonitor(ctx context.Context, ts *types.TipSet, em ExecMonitor) (cid.Cid, error) {
st, _, err := sm.computeTipSetState(ctx, ts, em)
return st, err
}
func (sm *StateManager) ExecutionTrace(ctx context.Context, ts *types.TipSet) (cid.Cid, []*api.InvocResult, error) {
var invocTrace []*api.InvocResult
st, err := sm.ExecutionTraceWithMonitor(ctx, ts, &InvocationTracer{trace: &invocTrace})
if err != nil {
return cid.Undef, nil, err
}
return st, invocTrace, nil
}
func (sm *StateManager) computeTipSetState(ctx context.Context, ts *types.TipSet, em ExecMonitor) (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, em, baseFee, ts)
}