-
Notifications
You must be signed in to change notification settings - Fork 106
/
resolutions.go
467 lines (385 loc) · 12.5 KB
/
resolutions.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
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
// Copyright (C) 2023, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package vm
import (
"context"
"time"
"github.com/ava-labs/avalanchego/ids"
"github.com/ava-labs/avalanchego/snow/engine/common"
"github.com/ava-labs/avalanchego/snow/engine/snowman/block"
"github.com/ava-labs/avalanchego/snow/validators"
"github.com/ava-labs/avalanchego/trace"
"github.com/ava-labs/avalanchego/utils/logging"
"github.com/ava-labs/avalanchego/utils/set"
"github.com/ava-labs/avalanchego/x/merkledb"
"go.uber.org/zap"
"github.com/ava-labs/hypersdk/builder"
"github.com/ava-labs/hypersdk/chain"
"github.com/ava-labs/hypersdk/executor"
"github.com/ava-labs/hypersdk/fees"
"github.com/ava-labs/hypersdk/gossiper"
"github.com/ava-labs/hypersdk/workers"
)
var (
_ chain.VM = (*VM)(nil)
_ gossiper.VM = (*VM)(nil)
_ builder.VM = (*VM)(nil)
_ block.ChainVM = (*VM)(nil)
_ block.StateSyncableVM = (*VM)(nil)
)
func (vm *VM) ChainID() ids.ID {
return vm.snowCtx.ChainID
}
func (vm *VM) NetworkID() uint32 {
return vm.snowCtx.NetworkID
}
func (vm *VM) SubnetID() ids.ID {
return vm.snowCtx.SubnetID
}
func (vm *VM) ValidatorState() validators.State {
return vm.snowCtx.ValidatorState
}
func (vm *VM) Registry() (chain.ActionRegistry, chain.AuthRegistry) {
return vm.actionRegistry, vm.authRegistry
}
func (vm *VM) AuthVerifiers() workers.Workers {
return vm.authVerifiers
}
func (vm *VM) Tracer() trace.Tracer {
return vm.tracer
}
func (vm *VM) Logger() logging.Logger {
return vm.snowCtx.Log
}
func (vm *VM) Rules(t int64) chain.Rules {
return vm.c.Rules(t)
}
func (vm *VM) LastAcceptedBlock() *chain.StatelessBlock {
return vm.lastAccepted
}
func (vm *VM) IsBootstrapped() bool {
return vm.bootstrapped.Get()
}
func (vm *VM) State() (merkledb.MerkleDB, error) {
// As soon as synced (before ready), we can safely request data from the db.
if !vm.StateReady() {
return nil, ErrStateMissing
}
return vm.stateDB, nil
}
func (vm *VM) Mempool() chain.Mempool {
return vm.mempool
}
func (vm *VM) IsRepeat(ctx context.Context, txs []*chain.Transaction, marker set.Bits, stop bool) set.Bits {
_, span := vm.tracer.Start(ctx, "VM.IsRepeat")
defer span.End()
return vm.seen.Contains(txs, marker, stop)
}
func (vm *VM) Verified(ctx context.Context, b *chain.StatelessBlock) {
ctx, span := vm.tracer.Start(ctx, "VM.Verified")
defer span.End()
vm.metrics.txsVerified.Add(float64(len(b.Txs)))
vm.verifiedL.Lock()
vm.verifiedBlocks[b.ID()] = b
vm.verifiedL.Unlock()
vm.parsedBlocks.Evict(b.ID())
vm.mempool.Remove(ctx, b.Txs)
vm.gossiper.BlockVerified(b.Tmstmp)
vm.checkActivity(ctx)
if b.Processed() {
fm := b.FeeManager()
vm.snowCtx.Log.Info(
"verified block",
zap.Stringer("blkID", b.ID()),
zap.Uint64("height", b.Hght),
zap.Int("txs", len(b.Txs)),
zap.Stringer("parent root", b.StateRoot),
zap.Bool("state ready", vm.StateReady()),
zap.Any("unit prices", fm.UnitPrices()),
zap.Any("units consumed", fm.UnitsConsumed()),
)
} else {
// [b.FeeManager] is not populated if the block
// has not been processed.
vm.snowCtx.Log.Info(
"skipped block verification",
zap.Stringer("blkID", b.ID()),
zap.Uint64("height", b.Hght),
zap.Int("txs", len(b.Txs)),
zap.Stringer("parent root", b.StateRoot),
zap.Bool("state ready", vm.StateReady()),
)
}
}
func (vm *VM) Rejected(ctx context.Context, b *chain.StatelessBlock) {
ctx, span := vm.tracer.Start(ctx, "VM.Rejected")
defer span.End()
vm.verifiedL.Lock()
delete(vm.verifiedBlocks, b.ID())
vm.verifiedL.Unlock()
vm.mempool.Add(ctx, b.Txs)
if err := vm.c.Rejected(ctx, b); err != nil {
vm.Fatal("rejected processing failed", zap.Error(err))
}
// Ensure children of block are cleared, they may never be
// verified
vm.snowCtx.Log.Info("rejected block", zap.Stringer("id", b.ID()))
}
func (vm *VM) processAcceptedBlock(b *chain.StatelessBlock) {
start := time.Now()
defer func() {
vm.metrics.blockProcess.Observe(float64(time.Since(start)))
}()
// We skip blocks that were not processed because metadata required to
// process blocks opaquely (like looking at results) is not populated.
//
// We don't need to worry about dangling messages in listeners because we
// don't allow subscription until the node is healthy.
if !b.Processed() {
vm.snowCtx.Log.Info("skipping unprocessed block", zap.Uint64("height", b.Hght))
return
}
// Update controller
if err := vm.c.Accepted(context.TODO(), b); err != nil {
vm.Fatal("accepted processing failed", zap.Error(err))
}
// TODO: consider removing this (unused and requires an extra iteration)
for _, tx := range b.Txs {
// Only cache auth for accepted blocks to prevent cache manipulation from RPC submissions
vm.cacheAuth(tx.Auth)
}
// Update server
if err := vm.webSocketServer.AcceptBlock(b); err != nil {
vm.Fatal("unable to accept block in websocket server", zap.Error(err))
}
// Must clear accepted txs before [SetMinTx] or else we will errnoueously
// send [ErrExpired] messages.
if err := vm.webSocketServer.SetMinTx(b.Tmstmp); err != nil {
vm.Fatal("unable to set min tx in websocket server", zap.Error(err))
}
// Update price metrics
feeManager := b.FeeManager()
vm.metrics.bandwidthPrice.Set(float64(feeManager.UnitPrice(fees.Bandwidth)))
vm.metrics.computePrice.Set(float64(feeManager.UnitPrice(fees.Compute)))
vm.metrics.storageReadPrice.Set(float64(feeManager.UnitPrice(fees.StorageRead)))
vm.metrics.storageAllocatePrice.Set(float64(feeManager.UnitPrice(fees.StorageAllocate)))
vm.metrics.storageWritePrice.Set(float64(feeManager.UnitPrice(fees.StorageWrite)))
}
func (vm *VM) processAcceptedBlocks() {
// Always close [acceptorDone] or we may block shutdown.
defer func() {
close(vm.acceptorDone)
vm.snowCtx.Log.Info("acceptor queue shutdown")
}()
// The VM closes [acceptedQueue] during shutdown. We wait for all enqueued blocks
// to be processed before returning as a guarantee to listeners (which may
// persist indexed state) instead of just exiting as soon as `vm.stop` is
// closed.
for b := range vm.acceptedQueue {
vm.processAcceptedBlock(b)
vm.snowCtx.Log.Info(
"block processed",
zap.Stringer("blkID", b.ID()),
zap.Uint64("height", b.Hght),
)
}
}
func (vm *VM) Accepted(ctx context.Context, b *chain.StatelessBlock) {
ctx, span := vm.tracer.Start(ctx, "VM.Accepted")
defer span.End()
vm.metrics.txsAccepted.Add(float64(len(b.Txs)))
// Update accepted blocks on-disk and caches
if err := vm.UpdateLastAccepted(b); err != nil {
vm.Fatal("unable to update last accepted", zap.Error(err))
}
// Remove from verified caches
//
// We do this after setting [lastAccepted] to avoid
// a race where the block isn't accessible.
vm.verifiedL.Lock()
delete(vm.verifiedBlocks, b.ID())
vm.verifiedL.Unlock()
// Update replay protection heap
//
// Transactions are added to [seen] with their [expiry], so we don't need to
// transform [blkTime] when calling [SetMin] here.
blkTime := b.Tmstmp
evicted := vm.seen.SetMin(blkTime)
vm.Logger().Debug("txs evicted from seen", zap.Int("len", len(evicted)))
vm.seen.Add(b.Txs)
// Verify if emap is now sufficient (we need a consecutive run of blocks with
// timestamps of at least [ValidityWindow] for this to occur).
if !vm.isReady() {
select {
case <-vm.seenValidityWindow:
// We could not be ready but seen a window of transactions if the state
// to sync is large (takes longer to fetch than [ValidityWindow]).
default:
// The value of [vm.startSeenTime] can only be negative if we are
// performing state sync.
if vm.startSeenTime < 0 {
vm.startSeenTime = blkTime
}
r := vm.Rules(blkTime)
if blkTime-vm.startSeenTime > r.GetValidityWindow() {
vm.seenValidityWindowOnce.Do(func() {
close(vm.seenValidityWindow)
})
}
}
}
// Update timestamp in mempool
//
// We rely on the [vm.waiters] map to notify listeners of dropped
// transactions instead of the mempool because we won't need to iterate
// through as many transactions.
removed := vm.mempool.SetMinTimestamp(ctx, blkTime)
// Enqueue block for processing
vm.acceptedQueue <- b
vm.snowCtx.Log.Info(
"accepted block",
zap.Stringer("blkID", b.ID()),
zap.Uint64("height", b.Hght),
zap.Int("txs", len(b.Txs)),
zap.Stringer("parent root", b.StateRoot),
zap.Int("size", len(b.Bytes())),
zap.Int("dropped mempool txs", len(removed)),
zap.Bool("state ready", vm.StateReady()),
)
}
func (vm *VM) IsValidator(ctx context.Context, nid ids.NodeID) (bool, error) {
return vm.proposerMonitor.IsValidator(ctx, nid)
}
func (vm *VM) Proposers(ctx context.Context, diff int, depth int) (set.Set[ids.NodeID], error) {
return vm.proposerMonitor.Proposers(ctx, diff, depth)
}
func (vm *VM) CurrentValidators(
ctx context.Context,
) (map[ids.NodeID]*validators.GetValidatorOutput, map[string]struct{}) {
return vm.proposerMonitor.Validators(ctx)
}
func (vm *VM) NodeID() ids.NodeID {
return vm.snowCtx.NodeID
}
func (vm *VM) PreferredBlock(ctx context.Context) (*chain.StatelessBlock, error) {
return vm.GetStatelessBlock(ctx, vm.preferred)
}
func (vm *VM) StopChan() chan struct{} {
return vm.stop
}
func (vm *VM) EngineChan() chan<- common.Message {
return vm.toEngine
}
// Used for integration and load testing
func (vm *VM) Builder() builder.Builder {
return vm.builder
}
func (vm *VM) Gossiper() gossiper.Gossiper {
return vm.gossiper
}
func (vm *VM) AcceptedSyncableBlock(
ctx context.Context,
sb *chain.SyncableBlock,
) (block.StateSyncMode, error) {
return vm.stateSyncClient.AcceptedSyncableBlock(ctx, sb)
}
func (vm *VM) StateReady() bool {
if vm.stateSyncClient == nil {
// Can occur in test
return false
}
return vm.stateSyncClient.StateReady()
}
func (vm *VM) UpdateSyncTarget(b *chain.StatelessBlock) (bool, error) {
return vm.stateSyncClient.UpdateSyncTarget(b)
}
func (vm *VM) GetOngoingSyncStateSummary(ctx context.Context) (block.StateSummary, error) {
return vm.stateSyncClient.GetOngoingSyncStateSummary(ctx)
}
func (vm *VM) StateSyncEnabled(ctx context.Context) (bool, error) {
return vm.stateSyncClient.StateSyncEnabled(ctx)
}
func (vm *VM) StateManager() chain.StateManager {
return vm.c.StateManager()
}
func (vm *VM) RecordRootCalculated(t time.Duration) {
vm.metrics.rootCalculated.Observe(float64(t))
}
func (vm *VM) RecordWaitRoot(t time.Duration) {
vm.metrics.waitRoot.Observe(float64(t))
}
func (vm *VM) RecordWaitSignatures(t time.Duration) {
vm.metrics.waitSignatures.Observe(float64(t))
}
func (vm *VM) RecordStateChanges(c int) {
vm.metrics.stateChanges.Add(float64(c))
}
func (vm *VM) RecordStateOperations(c int) {
vm.metrics.stateOperations.Add(float64(c))
}
func (vm *VM) GetVerifyAuth() bool {
return vm.config.GetVerifyAuth()
}
func (vm *VM) RecordTxsGossiped(c int) {
vm.metrics.txsGossiped.Add(float64(c))
}
func (vm *VM) RecordTxsReceived(c int) {
vm.metrics.txsReceived.Add(float64(c))
}
func (vm *VM) RecordSeenTxsReceived(c int) {
vm.metrics.seenTxsReceived.Add(float64(c))
}
func (vm *VM) RecordBuildCapped() {
vm.metrics.buildCapped.Inc()
}
func (vm *VM) GetTargetBuildDuration() time.Duration {
return vm.config.GetTargetBuildDuration()
}
func (vm *VM) GetTargetGossipDuration() time.Duration {
return vm.config.GetTargetGossipDuration()
}
func (vm *VM) RecordEmptyBlockBuilt() {
vm.metrics.emptyBlockBuilt.Inc()
}
func (vm *VM) GetAuthBatchVerifier(authTypeID uint8, cores int, count int) (chain.AuthBatchVerifier, bool) {
bv, ok := vm.authEngine[authTypeID]
if !ok {
return nil, false
}
return bv.GetBatchVerifier(cores, count), ok
}
func (vm *VM) cacheAuth(auth chain.Auth) {
bv, ok := vm.authEngine[auth.GetTypeID()]
if !ok {
return
}
bv.Cache(auth)
}
func (vm *VM) RecordBlockVerify(t time.Duration) {
vm.metrics.blockVerify.Observe(float64(t))
}
func (vm *VM) RecordBlockAccept(t time.Duration) {
vm.metrics.blockAccept.Observe(float64(t))
}
func (vm *VM) RecordClearedMempool() {
vm.metrics.clearedMempool.Inc()
}
func (vm *VM) UnitPrices(context.Context) (fees.Dimensions, error) {
v, err := vm.stateDB.Get(chain.FeeKey(vm.StateManager().FeeKey()))
if err != nil {
return fees.Dimensions{}, err
}
return fees.NewManager(v).UnitPrices(), nil
}
func (vm *VM) GetTransactionExecutionCores() int {
return vm.config.GetTransactionExecutionCores()
}
func (vm *VM) GetStateFetchConcurrency() int {
return vm.config.GetStateFetchConcurrency()
}
func (vm *VM) GetExecutorBuildRecorder() executor.Metrics {
return vm.metrics.executorBuildRecorder
}
func (vm *VM) GetExecutorVerifyRecorder() executor.Metrics {
return vm.metrics.executorVerifyRecorder
}