Requester and resolver light client

cmd/node/config/config.toml

@@ -199,6 +199,20 @@
         MaxBatchSize = 30000
         MaxOpenFiles = 10
 
+[ReceiptsDataStorage]
+    [ReceiptsDataStorage.Cache]
+        Name = "ReceiptsDataStorage"
+        Capacity = 500000
+        Type = "SizeLRU"
+        SizeInBytes = 52428800 #50MB
+    [ReceiptsDataStorage.DB]
+        FilePath = "ReceiptsData"
+        Type = "LvlDBSerial"
+        BatchDelaySeconds = 2
+        MaxBatchSize = 30000
+        MaxOpenFiles = 10
+
+
 [UnsignedTransactionStorage]
     [UnsignedTransactionStorage.Cache]
         Name = "UnsignedTransactionStorage"
@@ -392,6 +406,15 @@
     Type = "TxCache"
     Shards = 16
 
+[ReceiptsDataPool]
+    Name = "ReceiptsDataPool"
+    Capacity = 600000
+    SizePerSender = 20000
+    SizeInBytes = 104857600 #100MB
+    SizeInBytesPerSender = 12288000
+    Type = "SizeLRU"
+    Shards = 16
+
 [TrieNodesChunksDataPool]
     Name = "TrieNodesDataPool"
     Capacity = 400

config/config.go

@@ -146,6 +146,7 @@ type Config struct {
 	PeerBlockBodyStorage            StorageConfig
 	BlockHeaderStorage              StorageConfig
 	TxStorage                       StorageConfig
+	ReceiptsDataStorage             StorageConfig
 	UnsignedTransactionStorage      StorageConfig
 	RewardTxStorage                 StorageConfig
 	ShardHdrNonceHashStorage        StorageConfig
@@ -171,6 +172,7 @@ type Config struct {
 	TxBlockBodyDataPool         CacheConfig
 	PeerBlockBodyDataPool       CacheConfig
 	TxDataPool                  CacheConfig
+	ReceiptsDataPool            CacheConfig
 	UnsignedTransactionDataPool CacheConfig
 	RewardTransactionDataPool   CacheConfig
 	TrieNodesChunksDataPool     CacheConfig

dataRetriever/dataPool/dataPool.go

@@ -26,6 +26,7 @@ type dataPool struct {
 	peerAuthentications    storage.Cacher
 	heartbeats             storage.Cacher
 	validatorsInfo         dataRetriever.ShardedDataCacherNotifier
+	receipts               storage.Cacher
 }
 
 // DataPoolArgs represents the data pool's constructor structure
@@ -44,6 +45,7 @@ type DataPoolArgs struct {
 	PeerAuthentications       storage.Cacher
 	Heartbeats                storage.Cacher
 	ValidatorsInfo            dataRetriever.ShardedDataCacherNotifier
+	Receipts                  storage.Cacher
 }
 
 // NewDataPool creates a data pools holder object
@@ -90,6 +92,9 @@ func NewDataPool(args DataPoolArgs) (*dataPool, error) {
 	if check.IfNil(args.ValidatorsInfo) {
 		return nil, dataRetriever.ErrNilValidatorInfoPool
 	}
+	if check.IfNil(args.Receipts) {
+		return nil, dataRetriever.ErrNilReceiptsPool
+	}
 
 	return &dataPool{
 		transactions:           args.Transactions,
@@ -106,6 +111,7 @@ func NewDataPool(args DataPoolArgs) (*dataPool, error) {
 		peerAuthentications:    args.PeerAuthentications,
 		heartbeats:             args.Heartbeats,
 		validatorsInfo:         args.ValidatorsInfo,
+		receipts:               args.Receipts,
 	}, nil
 }
 
@@ -179,6 +185,11 @@ func (dp *dataPool) ValidatorsInfo() dataRetriever.ShardedDataCacherNotifier {
 	return dp.validatorsInfo
 }
 
+// Receipts returns the holder for receipts info
+func (dp *dataPool) Receipts() storage.Cacher {
+	return dp.receipts
+}
+
 // Close closes all the components
 func (dp *dataPool) Close() error {
 	var lastError error

dataRetriever/dataPool/dataPool_test.go

@@ -30,6 +30,7 @@ func createMockDataPoolArgs() dataPool.DataPoolArgs {
 		PeerAuthentications:       testscommon.NewCacherStub(),
 		Heartbeats:                testscommon.NewCacherStub(),
 		ValidatorsInfo:            testscommon.NewShardedDataStub(),
+		Receipts:                  testscommon.NewCacherStub(),
 	}
 }
 

dataRetriever/errors.go

@@ -71,9 +71,15 @@ var ErrResolveTypeUnknown = errors.New("unknown resolve type")
 // ErrNilMiniblocksPool signals that a nil miniblocks pool has been provided
 var ErrNilMiniblocksPool = errors.New("nil miniblocks pool")
 
+// ErrNilReceiptsPool signals that a nil receipts pool has been provided
+var ErrNilReceiptsPool = errors.New("nil receipts pool")
+
 // ErrNilMiniblocksStorage signals that a nil miniblocks storage has been provided
 var ErrNilMiniblocksStorage = errors.New("nil miniblocks storage")
 
+// ErrNilReceiptsStorage signals that a nil receipts storage has been provided
+var ErrNilReceiptsStorage = errors.New("nil receipts storage")
+
 // ErrNilDataPoolHolder signals that the data pool holder is nil
 var ErrNilDataPoolHolder = errors.New("nil data pool holder")
 

dataRetriever/factory/dataPoolFactory.go

@@ -146,6 +146,12 @@ func NewDataPoolFromConfig(args ArgsDataPool) (dataRetriever.PoolsHolder, error)
 		return nil, fmt.Errorf("%w while creating the cache for the validator info results", err)
 	}
 
+	cacherCfg = factory.GetCacherFromConfig(mainConfig.ReceiptsDataPool)
+	receiptsDataPool, err := storageunit.NewCache(cacherCfg)
+	if err != nil {
+		return nil, fmt.Errorf("%w while creating the cache for the receipts data", err)
+	}
+
 	currBlockTransactions := dataPool.NewCurrentBlockTransactionsPool()
 	currEpochValidatorInfo := dataPool.NewCurrentEpochValidatorInfoPool()
 	dataPoolArgs := dataPool.DataPoolArgs{
@@ -163,6 +169,7 @@ func NewDataPoolFromConfig(args ArgsDataPool) (dataRetriever.PoolsHolder, error)
 		PeerAuthentications:       peerAuthPool,
 		Heartbeats:                heartbeatPool,
 		ValidatorsInfo:            validatorsInfo,
+		Receipts:                  receiptsDataPool,
 	}
 	return dataPool.NewDataPool(dataPoolArgs)
 }

dataRetriever/factory/requestersContainer/baseRequestersContainerFactory.go

@@ -116,7 +116,6 @@ func (brcf *baseRequestersContainerFactory) generateCommonRequesters() error {
 }
 
 func (brcf *baseRequestersContainerFactory) generateTxRequesters(topic string) error {
-
 	shardC := brcf.shardCoordinator
 	noOfShards := shardC.NumberOfShards()
 
@@ -172,6 +171,26 @@ func (brcf *baseRequestersContainerFactory) createTxRequester(
 	return requesters.NewTransactionRequester(arg)
 }
 
+func (brcf *baseRequestersContainerFactory) createReceiptRequester(
+	topic string,
+	excludedTopic string,
+	targetShardID uint32,
+	numIntraShardPeers int,
+) (dataRetriever.Requester, error) {
+	requestSender, err := brcf.createOneRequestSenderWithSpecifiedNumRequests(topic, excludedTopic, targetShardID, 0, numIntraShardPeers)
+	if err != nil {
+		return nil, err
+	}
+
+	arg := requesters.ArgReceiptRequester{
+		ArgBaseRequester: requesters.ArgBaseRequester{
+			RequestSender: requestSender,
+			Marshaller:    brcf.marshaller,
+		},
+	}
+	return requesters.NewReceiptRequester(arg)
+}
+
 func (brcf *baseRequestersContainerFactory) generateMiniBlocksRequesters() error {
 	shardC := brcf.shardCoordinator
 	noOfShards := shardC.NumberOfShards()

dataRetriever/factory/requestersContainer/metaRequestersContainerFactory.go

@@ -85,6 +85,11 @@ func (mrcf *metaRequestersContainerFactory) Create() (dataRetriever.RequestersCo
 		return nil, err
 	}
 
+	err = mrcf.generateReceiptRequesters()
+	if err != nil {
+		return nil, err
+	}
+
 	return mrcf.container, nil
 }
 
@@ -177,6 +182,17 @@ func (mrcf *metaRequestersContainerFactory) generateMetaChainHeaderRequesters()
 	return mrcf.container.Add(identifierHeader, requester)
 }
 
+func (mrcf *metaRequestersContainerFactory) generateReceiptRequesters() error {
+	// only one receipts topic
+	identifierReceipt := factory.ReceiptTopic + mrcf.shardCoordinator.CommunicationIdentifier(core.MetachainShardId)
+	requester, err := mrcf.createReceiptRequester(identifierReceipt, EmptyExcludePeersOnTopic, core.MetachainShardId, mrcf.numTotalPeers)
+	if err != nil {
+		return err
+	}
+
+	return mrcf.container.Add(identifierReceipt, requester)
+}
+
 func (mrcf *metaRequestersContainerFactory) createMetaChainHeaderRequester(
 	identifier string,
 	shardId uint32,

dataRetriever/factory/requestersContainer/metaRequestersContainerFactory_test.go

@@ -223,8 +223,9 @@ func TestMetaRequestersContainerFactory_With4ShardsShouldWork(t *testing.T) {
 	numRequestersTrieNodes := 2
 	numRequestersPeerAuth := 1
 	numRequesterValidatorInfo := 1
+	numRequesterReceiptsData := 1
 	totalRequesters := numRequestersShardHeadersForMetachain + numRequesterMetablocks + numRequestersMiniBlocks +
-		numRequestersUnsigned + numRequestersTxs + numRequestersTrieNodes + numRequestersRewards + numRequestersPeerAuth + numRequesterValidatorInfo
+		numRequestersUnsigned + numRequestersTxs + numRequestersTrieNodes + numRequestersRewards + numRequestersPeerAuth + numRequesterValidatorInfo + numRequesterReceiptsData
 
 	assert.Equal(t, totalRequesters, container.Len())
 

dataRetriever/factory/requestersContainer/shardRequestersContainerFactory.go

@@ -84,6 +84,11 @@ func (srcf *shardRequestersContainerFactory) Create() (dataRetriever.RequestersC
 		return nil, err
 	}
 
+	err = srcf.generateReceiptRequesters()
+	if err != nil {
+		return nil, err
+	}
+
 	return srcf.container, nil
 }
 
@@ -136,6 +141,18 @@ func (srcf *shardRequestersContainerFactory) generateMetablockHeaderRequesters()
 	return srcf.container.Add(identifierHdr, requester)
 }
 
+func (srcf *shardRequestersContainerFactory) generateReceiptRequesters() error {
+	// only one receipts topic
+	selfShardID := srcf.shardCoordinator.SelfId()
+	identifierReceipt := factory.ReceiptTopic
+	requester, err := srcf.createReceiptRequester(identifierReceipt, EmptyExcludePeersOnTopic, selfShardID, srcf.numTotalPeers)
+	if err != nil {
+		return err
+	}
+
+	return srcf.container.Add(identifierReceipt, requester)
+}
+
 func (srcf *shardRequestersContainerFactory) generateTrieNodesRequesters() error {
 	shardC := srcf.shardCoordinator
 

dataRetriever/factory/requestersContainer/shardRequestersContainerFactory_test.go

@@ -253,8 +253,9 @@ func TestShardRequestersContainerFactory_With4ShardsShouldWork(t *testing.T) {
 	numRequesterTrieNodes := 1
 	numRequesterPeerAuth := 1
 	numRequesterValidatorInfo := 1
+	numRequesterReceiptsData := 1
 	totalRequesters := numRequesterTxs + numRequesterHeaders + numRequesterMiniBlocks + numRequesterMetaBlockHeaders +
-		numRequesterSCRs + numRequesterRewardTxs + numRequesterTrieNodes + numRequesterPeerAuth + numRequesterValidatorInfo
+		numRequesterSCRs + numRequesterRewardTxs + numRequesterTrieNodes + numRequesterPeerAuth + numRequesterValidatorInfo + numRequesterReceiptsData
 
 	assert.Equal(t, totalRequesters, container.Len())
 }

dataRetriever/factory/resolverscontainer/baseResolversContainerFactory.go

@@ -417,3 +417,48 @@ func (brcf *baseResolversContainerFactory) generateValidatorInfoResolver() error
 
 	return brcf.container.Add(identifierValidatorInfo, validatorInfoResolver)
 }
+
+func (brcf *baseResolversContainerFactory) generateReceiptResolver() error {
+	shardC := brcf.shardCoordinator
+
+	// only one shard receipt topic
+	identifier := factory.ReceiptTopic + shardC.CommunicationIdentifier(shardC.SelfId())
+
+	receiptDataStorer, err := brcf.store.GetStorer(dataRetriever.ReceiptDataUnit)
+	if err != nil {
+		return err
+	}
+	resolverSender, err := brcf.createOneResolverSenderWithSpecifiedNumRequests(identifier, EmptyExcludePeersOnTopic, shardC.SelfId())
+	if err != nil {
+		return err
+	}
+
+	arg := resolvers.ArgReceiptResolver{
+		ArgBaseResolver: resolvers.ArgBaseResolver{
+			SenderResolver:   resolverSender,
+			Marshaller:       brcf.marshalizer,
+			AntifloodHandler: brcf.inputAntifloodHandler,
+			Throttler:        brcf.throttler,
+		},
+		ReceiptPool:       brcf.dataPools.Receipts(),
+		ReceiptStorage:    receiptDataStorer,
+		DataPacker:        brcf.dataPacker,
+		IsFullHistoryNode: brcf.isFullHistoryNode,
+	}
+	resolver, err := resolvers.NewReceiptResolver(arg)
+	if err != nil {
+		return err
+	}
+
+	err = brcf.mainMessenger.RegisterMessageProcessor(resolver.RequestTopic(), common.DefaultResolversIdentifier, resolver)
+	if err != nil {
+		return err
+	}
+
+	err = brcf.fullArchiveMessenger.RegisterMessageProcessor(resolver.RequestTopic(), common.DefaultResolversIdentifier, resolver)
+	if err != nil {
+		return err
+	}
+
+	return brcf.container.Add(identifier, resolver)
+}

dataRetriever/factory/resolverscontainer/metaResolversContainerFactory.go

@@ -131,6 +131,11 @@ func (mrcf *metaResolversContainerFactory) Create() (dataRetriever.ResolversCont
 		return nil, err
 	}
 
+	err = mrcf.generateReceiptResolver()
+	if err != nil {
+		return nil, err
+	}
+
 	return mrcf.container, nil
 }
 

dataRetriever/factory/resolverscontainer/metaResolversContainerFactory_test.go

@@ -67,6 +67,9 @@ func createDataPoolsForMeta() dataRetriever.PoolsHolder {
 		RewardTransactionsCalled: func() dataRetriever.ShardedDataCacherNotifier {
 			return testscommon.NewShardedDataStub()
 		},
+		ReceiptsCalled: func() storage.Cacher {
+			return testscommon.NewCacherStub()
+		},
 	}
 
 	return pools
@@ -338,8 +341,9 @@ func TestMetaResolversContainerFactory_With4ShardsShouldWork(t *testing.T) {
 	numResolversTrieNodes := 2
 	numResolversPeerAuth := 1
 	numResolverValidatorInfo := 1
+	numRezolverReceiptsData := 1
 	totalResolvers := numResolversShardHeadersForMetachain + numResolverMetablocks + numResolversMiniBlocks +
-		numResolversUnsigned + numResolversTxs + numResolversTrieNodes + numResolversRewards + numResolversPeerAuth + numResolverValidatorInfo
+		numResolversUnsigned + numResolversTxs + numResolversTrieNodes + numResolversRewards + numResolversPeerAuth + numResolverValidatorInfo + numRezolverReceiptsData
 
 	assert.Equal(t, totalResolvers, container.Len())
 	assert.Equal(t, totalResolvers, registerMainCnt)

dataRetriever/factory/resolverscontainer/shardResolversContainerFactory.go

@@ -129,6 +129,11 @@ func (srcf *shardResolversContainerFactory) Create() (dataRetriever.ResolversCon
 		return nil, err
 	}
 
+	err = srcf.generateReceiptResolver()
+	if err != nil {
+		return nil, err
+	}
+
 	return srcf.container, nil
 }
 

dataRetriever/factory/resolverscontainer/shardResolversContainerFactory_test.go

@@ -2,6 +2,7 @@ package resolverscontainer_test
 
 import (
 	"errors"
+	"github.com/stretchr/testify/require"
 	"strings"
 	"testing"
 
@@ -74,6 +75,9 @@ func createDataPoolsForShard() dataRetriever.PoolsHolder {
 	pools.RewardTransactionsCalled = func() dataRetriever.ShardedDataCacherNotifier {
 		return testscommon.NewShardedDataStub()
 	}
+	pools.ReceiptsCalled = func() storage.Cacher {
+		return testscommon.NewCacherStub()
+	}
 
 	return pools
 }
@@ -439,7 +443,8 @@ func TestShardResolversContainerFactory_With4ShardsShouldWork(t *testing.T) {
 	args.ShardCoordinator = shardCoordinator
 	rcf, _ := resolverscontainer.NewShardResolversContainerFactory(args)
 
-	container, _ := rcf.Create()
+	container, err := rcf.Create()
+	require.Nil(t, err)
 
 	numResolverSCRs := noOfShards + 1
 	numResolverTxs := noOfShards + 1
@@ -450,8 +455,9 @@ func TestShardResolversContainerFactory_With4ShardsShouldWork(t *testing.T) {
 	numResolverTrieNodes := 1
 	numResolverPeerAuth := 1
 	numResolverValidatorInfo := 1
+	numResolverReceiptData := 1
 	totalResolvers := numResolverTxs + numResolverHeaders + numResolverMiniBlocks + numResolverMetaBlockHeaders +
-		numResolverSCRs + numResolverRewardTxs + numResolverTrieNodes + numResolverPeerAuth + numResolverValidatorInfo
+		numResolverSCRs + numResolverRewardTxs + numResolverTrieNodes + numResolverPeerAuth + numResolverValidatorInfo + numResolverReceiptData
 
 	assert.Equal(t, totalResolvers, container.Len())
 	assert.Equal(t, totalResolvers, registerMainCnt)