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[contractstaking]fix vote bug when change delegate #3888

Merged
merged 17 commits into from
Jun 19, 2023
Merged

[contractstaking]fix vote bug when change delegate #3888

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4529cd4
fix not remove candidate map when change delegate
envestcc Jun 14, 2023
1702378
return clone data in read-only method of cache
envestcc Jun 15, 2023
ed174f4
add tests
envestcc Jun 15, 2023
b72f7bf
add unit test
envestcc Jun 15, 2023
54e5c20
fix totalbucketcount bug when loadfromdb
envestcc Jun 15, 2023
ee61724
add unit test
envestcc Jun 15, 2023
c7500e2
refactor: move Height and TotalBucketType out of delta
envestcc Jun 16, 2023
640581c
refactor: use deltaStateUnchanged instead of deltaStateReverted
envestcc Jun 16, 2023
54f26db
add unit test for delta_state
envestcc Jun 16, 2023
b98ff2a
address comments
envestcc Jun 16, 2023
da5edb2
address comments
envestcc Jun 17, 2023
2cae048
address comments
envestcc Jun 18, 2023
64c7f8e
move height from cache to indexer
envestcc Jun 19, 2023
e131946
address comments
envestcc Jun 19, 2023
a504f59
Update cache.go
dustinxie Jun 19, 2023
a6e6d03
Update cache.go
dustinxie Jun 19, 2023
325df6c
Update indexer.go
dustinxie Jun 19, 2023
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9 changes: 9 additions & 0 deletions action/protocol/staking/contractstake_bucket_type.go
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,15 @@ func (bt *ContractStakingBucketType) Deserialize(b []byte) error {
return bt.loadProto(&m)
}

// Clone clones the bucket type
func (bt *ContractStakingBucketType) Clone() *ContractStakingBucketType {
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return &ContractStakingBucketType{
Amount: big.NewInt(0).Set(bt.Amount),
Duration: bt.Duration,
ActivatedAt: bt.ActivatedAt,
}
}

func (bt *ContractStakingBucketType) toProto() *stakingpb.BucketType {
return &stakingpb.BucketType{
Amount: bt.Amount.String(),
Expand Down
20 changes: 20 additions & 0 deletions blockindex/contractstaking/bucket_info.go
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,26 @@ func (bi *bucketInfo) Deserialize(b []byte) error {
return bi.loadProto(&m)
}

// clone clones the bucket info
func (bi *bucketInfo) clone() *bucketInfo {
delegate := bi.Delegate
if delegate != nil {
delegate, _ = address.FromBytes(delegate.Bytes())
}
owner := bi.Owner
if owner != nil {
owner, _ = address.FromBytes(owner.Bytes())
}
return &bucketInfo{
TypeIndex: bi.TypeIndex,
CreatedAt: bi.CreatedAt,
UnlockedAt: bi.UnlockedAt,
UnstakedAt: bi.UnstakedAt,
Delegate: delegate,
Owner: owner,
}
}

func (bi *bucketInfo) toProto() *contractstakingpb.BucketInfo {
pb := &contractstakingpb.BucketInfo{
TypeIndex: bi.TypeIndex,
Expand Down
45 changes: 29 additions & 16 deletions blockindex/contractstaking/cache.go
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Original file line number Diff line number Diff line change
Expand Up @@ -163,7 +163,7 @@ func (s *contractStakingCache) ActiveBucketTypes() map[uint64]*BucketType {
m := make(map[uint64]*BucketType)
for k, v := range s.bucketTypeMap {
if v.ActivatedAt != maxBlockNumber {
m[k] = v
m[k] = v.Clone()
}
}
return m
Expand Down Expand Up @@ -233,7 +233,6 @@ func (s *contractStakingCache) LoadFromDB(kvstore db.KVStore) error {
s.mutex.Lock()
defer s.mutex.Unlock()

delta := newContractStakingDelta()
// load height
var height uint64
h, err := kvstore.Get(_StakingNS, _stakingHeightKey)
Expand All @@ -246,7 +245,7 @@ func (s *contractStakingCache) LoadFromDB(kvstore db.KVStore) error {
height = byteutil.BytesToUint64BigEndian(h)

}
delta.PutHeight(height)
s.putHeight(height)

// load total bucket count
var totalBucketCount uint64
Expand All @@ -258,7 +257,7 @@ func (s *contractStakingCache) LoadFromDB(kvstore db.KVStore) error {
} else {
totalBucketCount = byteutil.BytesToUint64BigEndian(tbc)
}
delta.PutTotalBucketCount(totalBucketCount)
s.putTotalBucketCount(totalBucketCount)

// load bucket info
ks, vs, err := kvstore.Filter(_StakingBucketInfoNS, func(k, v []byte) bool { return true }, nil, nil)
Expand All @@ -270,7 +269,7 @@ func (s *contractStakingCache) LoadFromDB(kvstore db.KVStore) error {
if err := b.Deserialize(vs[i]); err != nil {
return err
}
delta.AddBucketInfo(byteutil.BytesToUint64BigEndian(ks[i]), &b)
s.putBucketInfo(byteutil.BytesToUint64BigEndian(ks[i]), &b)
}

// load bucket type
Expand All @@ -283,9 +282,9 @@ func (s *contractStakingCache) LoadFromDB(kvstore db.KVStore) error {
if err := b.Deserialize(vs[i]); err != nil {
return err
}
delta.AddBucketType(byteutil.BytesToUint64BigEndian(ks[i]), &b)
s.putBucketType(byteutil.BytesToUint64BigEndian(ks[i]), &b)
}
return s.merge(delta)
return nil
}

func (s *contractStakingCache) getBucketTypeIndex(amount *big.Int, duration uint64) (uint64, bool) {
Expand All @@ -299,7 +298,10 @@ func (s *contractStakingCache) getBucketTypeIndex(amount *big.Int, duration uint

func (s *contractStakingCache) getBucketType(id uint64) (*BucketType, bool) {
bt, ok := s.bucketTypeMap[id]
return bt, ok
if !ok {
return nil, false
}
return bt.Clone(), ok
}

func (s *contractStakingCache) mustGetBucketType(id uint64) *BucketType {
Expand All @@ -312,7 +314,10 @@ func (s *contractStakingCache) mustGetBucketType(id uint64) *BucketType {

func (s *contractStakingCache) getBucketInfo(id uint64) (*bucketInfo, bool) {
bi, ok := s.bucketInfoMap[id]
return bi, ok
if !ok {
return nil, false
}
return bi.clone(), ok
}

func (s *contractStakingCache) mustGetBucketInfo(id uint64) *bucketInfo {
Expand Down Expand Up @@ -341,7 +346,7 @@ func (s *contractStakingCache) getBucket(id uint64) (*Bucket, bool) {
func (s *contractStakingCache) getAllBucketInfo() map[uint64]*bucketInfo {
m := make(map[uint64]*bucketInfo)
for k, v := range s.bucketInfoMap {
m[k] = v
m[k] = v.clone()
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}
return m
}
Expand All @@ -350,7 +355,7 @@ func (s *contractStakingCache) getBucketInfoByCandidate(candidate address.Addres
m := make(map[uint64]*bucketInfo)
for k, v := range s.candidateBucketMap[candidate.String()] {
if v {
m[k] = s.bucketInfoMap[k]
m[k] = s.bucketInfoMap[k].clone()
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}
}
return m
Expand All @@ -372,11 +377,21 @@ func (s *contractStakingCache) putBucketType(id uint64, bt *BucketType) {
}

func (s *contractStakingCache) putBucketInfo(id uint64, bi *bucketInfo) {
oldBi := s.bucketInfoMap[id]
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Tests for the issue


func TestContractStakingCache_Debug(t *testing.T) {
	cache := newContractStakingCache("")

	cache.PutBucketType(1, &BucketType{Amount: big.NewInt(100), Duration: 100, ActivatedAt: 1})
	cache.PutBucketType(1, &BucketType{Amount: big.NewInt(100), Duration: 200, ActivatedAt: 1})
	cache.PutBucketType(1, &BucketType{Amount: big.NewInt(200), Duration: 100, ActivatedAt: 1})
	log.L().Info("debug", zap.Any("propertyBucketTypeMap", cache.propertyBucketTypeMap))
	cache.PutBucketInfo(1, &bucketInfo{TypeIndex: 1, CreatedAt: 1, UnlockedAt: maxBlockNumber, UnstakedAt: maxBlockNumber, Delegate: identityset.Address(1), Owner: identityset.Address(2)})
	cache.PutBucketInfo(1, &bucketInfo{TypeIndex: 1, CreatedAt: 1, UnlockedAt: maxBlockNumber, UnstakedAt: maxBlockNumber, Delegate: identityset.Address(2), Owner: identityset.Address(3)})
	log.L().Info("debug", zap.Any("candidateBucketMap", cache.candidateBucketMap))

}

code for reference

func (s *contractStakingCache) putBucketType(id uint64, bt *BucketType) {
	if oldBt, existed := s.bucketTypeMap[id]; existed {
		amount := oldBt.Amount.Int64()
		if _, existed := s.propertyBucketTypeMap[amount]; !existed {
			panic("property bucket type map not found")
		}
		delete(s.propertyBucketTypeMap[amount], oldBt.Duration)
		if len(s.propertyBucketTypeMap[amount]) == 0 {
			delete(s.propertyBucketTypeMap, amount)
		}
	}
	s.bucketTypeMap[id] = bt
	amount := bt.Amount.Int64()
	if _, ok := s.propertyBucketTypeMap[amount]; !ok {
		s.propertyBucketTypeMap[amount] = make(map[uint64]uint64)
	}
	s.propertyBucketTypeMap[amount][bt.Duration] = id
}

func (s *contractStakingCache) putBucketInfo(id uint64, bi *bucketInfo) {
	// delete old candidate bucket map
	if oldBi, existed := s.bucketInfoMap[id]; existed {
		oldDelegate := oldBi.Delegate.String()
		if _, existed := s.candidateBucketMap[oldDelegate]; !existed {
			panic("candidate bucket map not found") // TODO: remove this panic
		}
		delete(s.candidateBucketMap[oldDelegate], id)
		if len(s.candidateBucketMap[oldDelegate]) == 0 {
			delete(s.candidateBucketMap, oldDelegate)
		}
	}
	s.bucketInfoMap[id] = bi
	// update candidate bucket map
	newDelegate := bi.Delegate.String()
	if _, ok := s.candidateBucketMap[newDelegate]; !ok {
		s.candidateBucketMap[newDelegate] = make(map[uint64]bool)
	}
	s.candidateBucketMap[newDelegate][id] = true
}

s.bucketInfoMap[id] = bi
if _, ok := s.candidateBucketMap[bi.Delegate.String()]; !ok {
s.candidateBucketMap[bi.Delegate.String()] = make(map[uint64]bool)
// update candidate bucket map
newDelegate := bi.Delegate.String()
if _, ok := s.candidateBucketMap[newDelegate]; !ok {
s.candidateBucketMap[newDelegate] = make(map[uint64]bool)
}
s.candidateBucketMap[newDelegate][id] = true
// delete old candidate bucket map
if oldBi != nil {
oldDelegate := oldBi.Delegate.String()
if oldDelegate != newDelegate {
delete(s.candidateBucketMap[oldDelegate], id)
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will contractStakingCache.merge() always return nil?

}
}
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s.candidateBucketMap[bi.Delegate.String()][id] = true
}

func (s *contractStakingCache) deleteBucketInfo(id uint64) {
Expand Down Expand Up @@ -418,7 +433,5 @@ func (s *contractStakingCache) merge(delta *contractStakingDelta) error {
}
}
}
s.putHeight(delta.GetHeight())
s.putTotalBucketCount(s.getTotalBucketCount() + delta.AddedBucketCnt())
return nil
}
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