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testProcessorNodeWithMultisigner.go
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testProcessorNodeWithMultisigner.go
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package integrationTests
import (
"bytes"
"encoding/hex"
"fmt"
"strconv"
"testing"
"time"
"github.com/multiversx/mx-chain-core-go/core"
"github.com/multiversx/mx-chain-core-go/core/check"
"github.com/multiversx/mx-chain-core-go/data"
"github.com/multiversx/mx-chain-core-go/data/endProcess"
"github.com/multiversx/mx-chain-core-go/hashing"
"github.com/multiversx/mx-chain-core-go/hashing/blake2b"
crypto "github.com/multiversx/mx-chain-crypto-go"
mclmultisig "github.com/multiversx/mx-chain-crypto-go/signing/mcl/multisig"
"github.com/multiversx/mx-chain-crypto-go/signing/multisig"
"github.com/multiversx/mx-chain-go/config"
"github.com/multiversx/mx-chain-go/epochStart/notifier"
"github.com/multiversx/mx-chain-go/factory/peerSignatureHandler"
"github.com/multiversx/mx-chain-go/integrationTests/mock"
"github.com/multiversx/mx-chain-go/process"
"github.com/multiversx/mx-chain-go/process/headerCheck"
"github.com/multiversx/mx-chain-go/process/rating"
"github.com/multiversx/mx-chain-go/sharding"
"github.com/multiversx/mx-chain-go/sharding/nodesCoordinator"
"github.com/multiversx/mx-chain-go/storage/cache"
"github.com/multiversx/mx-chain-go/storage/storageunit"
"github.com/multiversx/mx-chain-go/testscommon"
"github.com/multiversx/mx-chain-go/testscommon/cryptoMocks"
"github.com/multiversx/mx-chain-go/testscommon/nodeTypeProviderMock"
"github.com/multiversx/mx-chain-go/testscommon/shardingMocks"
vic "github.com/multiversx/mx-chain-go/testscommon/validatorInfoCacher"
)
// CreateNodesWithNodesCoordinator returns a map with nodes per shard each using a real nodes coordinator
func CreateNodesWithNodesCoordinator(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
) map[uint32][]*TestProcessorNode {
return CreateNodesWithNodesCoordinatorWithCacher(nodesPerShard, nbMetaNodes, nbShards, shardConsensusGroupSize, metaConsensusGroupSize)
}
// CreateNodesWithNodesCoordinatorWithCacher returns a map with nodes per shard each using a real nodes coordinator with cacher
func CreateNodesWithNodesCoordinatorWithCacher(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
) map[uint32][]*TestProcessorNode {
coordinatorFactory := &IndexHashedNodesCoordinatorFactory{}
return CreateNodesWithNodesCoordinatorFactory(nodesPerShard, nbMetaNodes, nbShards, shardConsensusGroupSize, metaConsensusGroupSize, coordinatorFactory)
}
// CreateNodesWithNodesCoordinatorAndTxKeys -
func CreateNodesWithNodesCoordinatorAndTxKeys(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
) map[uint32][]*TestProcessorNode {
rater, _ := rating.NewBlockSigningRater(CreateRatingsData())
coordinatorFactory := &IndexHashedNodesCoordinatorWithRaterFactory{
PeerAccountListAndRatingHandler: rater,
}
cp := CreateCryptoParams(nodesPerShard, nbMetaNodes, uint32(nbShards))
blsPubKeys := PubKeysMapFromKeysMap(cp.Keys)
txPubKeys := PubKeysMapFromKeysMap(cp.TxKeys)
validatorsMap := GenValidatorsFromPubKeysAndTxPubKeys(blsPubKeys, txPubKeys)
validatorsMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(validatorsMap)
waitingMap := make(map[uint32][]nodesCoordinator.GenesisNodeInfoHandler)
for i := 0; i < nbShards; i++ {
waitingMap[uint32(i)] = make([]nodesCoordinator.GenesisNodeInfoHandler, 0)
}
waitingMap[core.MetachainShardId] = make([]nodesCoordinator.GenesisNodeInfoHandler, 0)
waitingMapForNodesCoordinator := make(map[uint32][]nodesCoordinator.Validator)
for i := 0; i < nbShards; i++ {
waitingMapForNodesCoordinator[uint32(i)] = make([]nodesCoordinator.Validator, 0)
}
waitingMapForNodesCoordinator[core.MetachainShardId] = make([]nodesCoordinator.Validator, 0)
nodesSetup := &mock.NodesSetupStub{InitialNodesInfoCalled: func() (m map[uint32][]nodesCoordinator.GenesisNodeInfoHandler, m2 map[uint32][]nodesCoordinator.GenesisNodeInfoHandler) {
return validatorsMap, waitingMap
}}
nodesMap := make(map[uint32][]*TestProcessorNode)
completeNodesList := make([]Connectable, 0)
for shardId, validatorList := range validatorsMap {
nodesList := make([]*TestProcessorNode, len(validatorList))
for i := range validatorList {
dataCache, _ := cache.NewLRUCache(10000)
tpn := CreateNodeWithBLSAndTxKeys(
nodesPerShard,
nbMetaNodes,
shardConsensusGroupSize,
metaConsensusGroupSize,
shardId,
nbShards,
validatorsMapForNodesCoordinator,
waitingMapForNodesCoordinator,
i,
cp,
dataCache,
coordinatorFactory,
nodesSetup,
nil,
)
nodesList[i] = tpn
completeNodesList = append(completeNodesList, tpn)
}
nodesMap[shardId] = append(nodesMap[shardId], nodesList...)
}
ConnectNodes(completeNodesList)
return nodesMap
}
// CreateNodeWithBLSAndTxKeys -
func CreateNodeWithBLSAndTxKeys(
nodesPerShard int,
nbMetaNodes int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
shardId uint32,
nbShards int,
validatorsMap map[uint32][]nodesCoordinator.Validator,
waitingMap map[uint32][]nodesCoordinator.Validator,
keyIndex int,
cp *CryptoParams,
cache nodesCoordinator.Cacher,
coordinatorFactory NodesCoordinatorFactory,
nodesSetup sharding.GenesisNodesSetupHandler,
ratingsData *rating.RatingsData,
) *TestProcessorNode {
twa := &TestWalletAccount{}
twa.SingleSigner = cp.SingleSigner
twa.BlockSingleSigner = &mock.SignerMock{
VerifyStub: func(public crypto.PublicKey, msg []byte, sig []byte) error {
return nil
},
}
sk := cp.TxKeys[shardId][keyIndex].Sk
pk := cp.TxKeys[shardId][keyIndex].Pk
keyGen := cp.TxKeyGen
pkBuff, _ := pk.ToByteArray()
fmt.Printf("Found pk: %s in shard %d\n", hex.EncodeToString(pkBuff), shardId)
twa.SkTxSign = sk
twa.PkTxSign = pk
twa.PkTxSignBytes, _ = pk.ToByteArray()
twa.KeygenTxSign = keyGen
twa.KeygenBlockSign = &mock.KeyGenMock{}
twa.Address = twa.PkTxSignBytes
peerSigCache, _ := storageunit.NewCache(storageunit.CacheConfig{Type: storageunit.LRUCache, Capacity: 1000})
twa.PeerSigHandler, _ = peerSignatureHandler.NewPeerSignatureHandler(peerSigCache, twa.SingleSigner, keyGen)
epochsConfig := config.EnableEpochs{
StakingV2EnableEpoch: 1,
DelegationManagerEnableEpoch: 1,
DelegationSmartContractEnableEpoch: 1,
ScheduledMiniBlocksEnableEpoch: UnreachableEpoch,
MiniBlockPartialExecutionEnableEpoch: UnreachableEpoch,
RefactorPeersMiniBlocksEnableEpoch: UnreachableEpoch,
}
return CreateNode(
nodesPerShard,
nbMetaNodes,
shardConsensusGroupSize,
metaConsensusGroupSize,
shardId,
nbShards,
validatorsMap,
waitingMap,
keyIndex,
cp,
cache,
coordinatorFactory,
nodesSetup,
ratingsData,
twa,
epochsConfig,
)
}
// CreateNodesWithNodesCoordinatorFactory returns a map with nodes per shard each using a real nodes coordinator
func CreateNodesWithNodesCoordinatorFactory(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
nodesCoordinatorFactory NodesCoordinatorFactory,
) map[uint32][]*TestProcessorNode {
cp := CreateCryptoParams(nodesPerShard, nbMetaNodes, uint32(nbShards))
pubKeys := PubKeysMapFromKeysMap(cp.Keys)
validatorsMap := GenValidatorsFromPubKeys(pubKeys, uint32(nbShards))
validatorsMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(validatorsMap)
cpWaiting := CreateCryptoParams(1, 1, uint32(nbShards))
pubKeysWaiting := PubKeysMapFromKeysMap(cpWaiting.Keys)
waitingMap := GenValidatorsFromPubKeys(pubKeysWaiting, uint32(nbShards))
waitingMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(waitingMap)
numNodes := nbShards*nodesPerShard + nbMetaNodes
nodesSetup := &mock.NodesSetupStub{
InitialNodesInfoCalled: func() (m map[uint32][]nodesCoordinator.GenesisNodeInfoHandler, m2 map[uint32][]nodesCoordinator.GenesisNodeInfoHandler) {
return validatorsMap, waitingMap
},
MinNumberOfNodesCalled: func() uint32 {
return uint32(numNodes)
},
}
epochsConfig := config.EnableEpochs{
StakingV2EnableEpoch: UnreachableEpoch,
ScheduledMiniBlocksEnableEpoch: UnreachableEpoch,
MiniBlockPartialExecutionEnableEpoch: UnreachableEpoch,
RefactorPeersMiniBlocksEnableEpoch: UnreachableEpoch,
}
nodesMap := make(map[uint32][]*TestProcessorNode)
completeNodesList := make([]Connectable, 0)
for shardId, validatorList := range validatorsMap {
nodesList := make([]*TestProcessorNode, len(validatorList))
nodesListWaiting := make([]*TestProcessorNode, len(waitingMap[shardId]))
for i := range validatorList {
dataCache, _ := cache.NewLRUCache(10000)
tpn := CreateNode(
nodesPerShard,
nbMetaNodes,
shardConsensusGroupSize,
metaConsensusGroupSize,
shardId,
nbShards,
validatorsMapForNodesCoordinator,
waitingMapForNodesCoordinator,
i,
cp,
dataCache,
nodesCoordinatorFactory,
nodesSetup,
nil,
nil,
epochsConfig,
)
nodesList[i] = tpn
completeNodesList = append(completeNodesList, tpn)
}
for i := range waitingMap[shardId] {
dataCache, _ := cache.NewLRUCache(10000)
tpn := CreateNode(
nodesPerShard,
nbMetaNodes,
shardConsensusGroupSize,
metaConsensusGroupSize,
shardId,
nbShards,
validatorsMapForNodesCoordinator,
waitingMapForNodesCoordinator,
i,
cpWaiting,
dataCache,
nodesCoordinatorFactory,
nodesSetup,
nil,
nil,
epochsConfig,
)
nodesListWaiting[i] = tpn
completeNodesList = append(completeNodesList, tpn)
}
nodesMap[shardId] = append(nodesList, nodesListWaiting...)
}
ConnectNodes(completeNodesList)
return nodesMap
}
// CreateNode -
func CreateNode(
nodesPerShard int,
nbMetaNodes int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
shardId uint32,
nbShards int,
validatorsMap map[uint32][]nodesCoordinator.Validator,
waitingMap map[uint32][]nodesCoordinator.Validator,
keyIndex int,
cp *CryptoParams,
cache nodesCoordinator.Cacher,
coordinatorFactory NodesCoordinatorFactory,
nodesSetup sharding.GenesisNodesSetupHandler,
ratingsData *rating.RatingsData,
ownAccount *TestWalletAccount,
epochsConfig config.EnableEpochs,
) *TestProcessorNode {
epochStartSubscriber := notifier.NewEpochStartSubscriptionHandler()
bootStorer := CreateMemUnit()
argFactory := ArgIndexHashedNodesCoordinatorFactory{
nodesPerShard: nodesPerShard,
nbMetaNodes: nbMetaNodes,
shardConsensusGroupSize: shardConsensusGroupSize,
metaConsensusGroupSize: metaConsensusGroupSize,
shardId: shardId,
nbShards: nbShards,
validatorsMap: validatorsMap,
waitingMap: waitingMap,
keyIndex: keyIndex,
cp: cp,
epochStartSubscriber: epochStartSubscriber,
hasher: TestHasher,
consensusGroupCache: cache,
bootStorer: bootStorer,
}
nodesCoordinatorInstance := coordinatorFactory.CreateNodesCoordinator(argFactory)
txSignPrivKeyShardId := shardId
if shardId == core.MetachainShardId {
txSignPrivKeyShardId = 0
}
multiSigner, err := createMultiSigner(*cp)
if err != nil {
log.Error("error generating multisigner: %s\n", err)
return nil
}
return NewTestProcessorNode(ArgTestProcessorNode{
MaxShards: uint32(nbShards),
NodeShardId: shardId,
TxSignPrivKeyShardId: txSignPrivKeyShardId,
EpochsConfig: &epochsConfig,
NodeKeys: cp.Keys[shardId][keyIndex],
NodesSetup: nodesSetup,
NodesCoordinator: nodesCoordinatorInstance,
RatingsData: ratingsData,
MultiSigner: multiSigner,
EpochStartSubscriber: epochStartSubscriber,
OwnAccount: ownAccount,
})
}
func createHeaderIntegrityVerifier() process.HeaderIntegrityVerifier {
hvh := &testscommon.HeaderVersionHandlerStub{}
headerVersioning, _ := headerCheck.NewHeaderIntegrityVerifier(
ChainID,
hvh,
)
return headerVersioning
}
// CreateNodesWithNodesCoordinatorAndHeaderSigVerifier returns a map with nodes per shard each using a real nodes coordinator and header sig verifier
func CreateNodesWithNodesCoordinatorAndHeaderSigVerifier(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
signer crypto.SingleSigner,
keyGen crypto.KeyGenerator,
) map[uint32][]*TestProcessorNode {
cp := CreateCryptoParams(nodesPerShard, nbMetaNodes, uint32(nbShards))
pubKeys := PubKeysMapFromKeysMap(cp.Keys)
validatorsMap := GenValidatorsFromPubKeys(pubKeys, uint32(nbShards))
validatorsMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(validatorsMap)
nodesMap := make(map[uint32][]*TestProcessorNode)
shufflerArgs := &nodesCoordinator.NodesShufflerArgs{
NodesShard: uint32(nodesPerShard),
NodesMeta: uint32(nbMetaNodes),
Hysteresis: hysteresis,
Adaptivity: adaptivity,
ShuffleBetweenShards: shuffleBetweenShards,
MaxNodesEnableConfig: nil,
EnableEpochsHandler: &testscommon.EnableEpochsHandlerStub{},
}
nodeShuffler, _ := nodesCoordinator.NewHashValidatorsShuffler(shufflerArgs)
epochStartSubscriber := notifier.NewEpochStartSubscriptionHandler()
bootStorer := CreateMemUnit()
nodesSetup := &mock.NodesSetupStub{InitialNodesInfoCalled: func() (m map[uint32][]nodesCoordinator.GenesisNodeInfoHandler, m2 map[uint32][]nodesCoordinator.GenesisNodeInfoHandler) {
return validatorsMap, nil
}}
completeNodesList := make([]Connectable, 0)
for shardId, validatorList := range validatorsMap {
consensusCache, _ := cache.NewLRUCache(10000)
argumentsNodesCoordinator := nodesCoordinator.ArgNodesCoordinator{
ShardConsensusGroupSize: shardConsensusGroupSize,
MetaConsensusGroupSize: metaConsensusGroupSize,
Marshalizer: TestMarshalizer,
Hasher: TestHasher,
Shuffler: nodeShuffler,
BootStorer: bootStorer,
EpochStartNotifier: epochStartSubscriber,
ShardIDAsObserver: shardId,
NbShards: uint32(nbShards),
EligibleNodes: validatorsMapForNodesCoordinator,
WaitingNodes: make(map[uint32][]nodesCoordinator.Validator),
SelfPublicKey: []byte(strconv.Itoa(int(shardId))),
ConsensusGroupCache: consensusCache,
ShuffledOutHandler: &mock.ShuffledOutHandlerStub{},
ChanStopNode: endProcess.GetDummyEndProcessChannel(),
NodeTypeProvider: &nodeTypeProviderMock.NodeTypeProviderStub{},
IsFullArchive: false,
EnableEpochsHandler: &testscommon.EnableEpochsHandlerStub{},
ValidatorInfoCacher: &vic.ValidatorInfoCacherStub{},
}
nodesCoordinatorInstance, err := nodesCoordinator.NewIndexHashedNodesCoordinator(argumentsNodesCoordinator)
if err != nil {
fmt.Println("Error creating node coordinator: " + err.Error())
}
nodesList := make([]*TestProcessorNode, len(validatorList))
args := headerCheck.ArgsHeaderSigVerifier{
Marshalizer: TestMarshalizer,
Hasher: TestHasher,
NodesCoordinator: nodesCoordinatorInstance,
MultiSigContainer: cryptoMocks.NewMultiSignerContainerMock(TestMultiSig),
SingleSigVerifier: signer,
KeyGen: keyGen,
FallbackHeaderValidator: &testscommon.FallBackHeaderValidatorStub{},
}
headerSig, _ := headerCheck.NewHeaderSigVerifier(&args)
txSignPrivKeyShardId := shardId
if shardId == core.MetachainShardId {
txSignPrivKeyShardId = 0
}
for i := range validatorList {
multiSigner, err := createMultiSigner(*cp)
if err != nil {
log.Error("error generating multisigner: %s\n", err)
return nil
}
tpn := NewTestProcessorNode(ArgTestProcessorNode{
MaxShards: uint32(nbShards),
NodeShardId: shardId,
TxSignPrivKeyShardId: txSignPrivKeyShardId,
EpochsConfig: &config.EnableEpochs{
StakingV2EnableEpoch: UnreachableEpoch,
ScheduledMiniBlocksEnableEpoch: UnreachableEpoch,
MiniBlockPartialExecutionEnableEpoch: UnreachableEpoch,
},
NodeKeys: cp.Keys[shardId][i],
NodesSetup: nodesSetup,
NodesCoordinator: nodesCoordinatorInstance,
MultiSigner: multiSigner,
EpochStartSubscriber: epochStartSubscriber,
HeaderSigVerifier: headerSig,
HeaderIntegrityVerifier: createHeaderIntegrityVerifier(),
})
nodesList[i] = tpn
completeNodesList = append(completeNodesList, tpn)
}
nodesMap[shardId] = nodesList
}
ConnectNodes(completeNodesList)
return nodesMap
}
// CreateNodesWithNodesCoordinatorKeygenAndSingleSigner returns a map with nodes per shard each using a real nodes coordinator
// and a given single signer for blocks and a given key gen for blocks
func CreateNodesWithNodesCoordinatorKeygenAndSingleSigner(
nodesPerShard int,
nbMetaNodes int,
nbShards int,
shardConsensusGroupSize int,
metaConsensusGroupSize int,
singleSigner crypto.SingleSigner,
keyGenForBlocks crypto.KeyGenerator,
) map[uint32][]*TestProcessorNode {
cp := CreateCryptoParams(nodesPerShard, nbMetaNodes, uint32(nbShards))
pubKeys := PubKeysMapFromKeysMap(cp.Keys)
validatorsMap := GenValidatorsFromPubKeys(pubKeys, uint32(nbShards))
validatorsMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(validatorsMap)
cpWaiting := CreateCryptoParams(2, 2, uint32(nbShards))
pubKeysWaiting := PubKeysMapFromKeysMap(cpWaiting.Keys)
waitingMap := GenValidatorsFromPubKeys(pubKeysWaiting, uint32(nbShards))
waitingMapForNodesCoordinator, _ := nodesCoordinator.NodesInfoToValidators(waitingMap)
nodesMap := make(map[uint32][]*TestProcessorNode)
epochStartSubscriber := notifier.NewEpochStartSubscriptionHandler()
nodeShuffler := &shardingMocks.NodeShufflerMock{}
nodesSetup := &mock.NodesSetupStub{
InitialNodesInfoCalled: func() (m map[uint32][]nodesCoordinator.GenesisNodeInfoHandler, m2 map[uint32][]nodesCoordinator.GenesisNodeInfoHandler) {
return validatorsMap, waitingMap
},
}
completeNodesList := make([]Connectable, 0)
for shardId, validatorList := range validatorsMap {
bootStorer := CreateMemUnit()
lruCache, _ := cache.NewLRUCache(10000)
argumentsNodesCoordinator := nodesCoordinator.ArgNodesCoordinator{
ShardConsensusGroupSize: shardConsensusGroupSize,
MetaConsensusGroupSize: metaConsensusGroupSize,
Marshalizer: TestMarshalizer,
Hasher: TestHasher,
Shuffler: nodeShuffler,
EpochStartNotifier: epochStartSubscriber,
BootStorer: bootStorer,
ShardIDAsObserver: shardId,
NbShards: uint32(nbShards),
EligibleNodes: validatorsMapForNodesCoordinator,
WaitingNodes: waitingMapForNodesCoordinator,
SelfPublicKey: []byte(strconv.Itoa(int(shardId))),
ConsensusGroupCache: lruCache,
ShuffledOutHandler: &mock.ShuffledOutHandlerStub{},
ChanStopNode: endProcess.GetDummyEndProcessChannel(),
NodeTypeProvider: &nodeTypeProviderMock.NodeTypeProviderStub{},
IsFullArchive: false,
EnableEpochsHandler: &testscommon.EnableEpochsHandlerStub{},
ValidatorInfoCacher: &vic.ValidatorInfoCacherStub{},
}
nodesCoord, err := nodesCoordinator.NewIndexHashedNodesCoordinator(argumentsNodesCoordinator)
if err != nil {
fmt.Println("Error creating node coordinator")
}
txSignPrivKeyShardId := shardId
if shardId == core.MetachainShardId {
txSignPrivKeyShardId = 0
}
nodesList := make([]*TestProcessorNode, len(validatorList))
shardCoordinator, _ := sharding.NewMultiShardCoordinator(uint32(nbShards), shardId)
for i := range validatorList {
ownAccount := CreateTestWalletAccountWithKeygenAndSingleSigner(
shardCoordinator,
shardId,
singleSigner,
keyGenForBlocks,
)
args := headerCheck.ArgsHeaderSigVerifier{
Marshalizer: TestMarshalizer,
Hasher: TestHasher,
NodesCoordinator: nodesCoord,
MultiSigContainer: cryptoMocks.NewMultiSignerContainerMock(TestMultiSig),
SingleSigVerifier: singleSigner,
KeyGen: keyGenForBlocks,
FallbackHeaderValidator: &testscommon.FallBackHeaderValidatorStub{},
}
headerSig, _ := headerCheck.NewHeaderSigVerifier(&args)
multiSigner, err := createMultiSigner(*cp)
if err != nil {
log.Error("error generating multisigner: %s\n", err)
return nil
}
tpn := NewTestProcessorNode(ArgTestProcessorNode{
MaxShards: uint32(nbShards),
NodeShardId: shardId,
TxSignPrivKeyShardId: txSignPrivKeyShardId,
EpochsConfig: &config.EnableEpochs{
StakingV2EnableEpoch: UnreachableEpoch,
ScheduledMiniBlocksEnableEpoch: UnreachableEpoch,
MiniBlockPartialExecutionEnableEpoch: UnreachableEpoch,
},
NodeKeys: cp.Keys[shardId][i],
NodesSetup: nodesSetup,
NodesCoordinator: nodesCoord,
MultiSigner: multiSigner,
EpochStartSubscriber: epochStartSubscriber,
HeaderSigVerifier: headerSig,
HeaderIntegrityVerifier: createHeaderIntegrityVerifier(),
OwnAccount: ownAccount,
})
nodesList[i] = tpn
completeNodesList = append(completeNodesList, tpn)
}
nodesMap[shardId] = nodesList
}
ConnectNodes(completeNodesList)
return nodesMap
}
// ProposeBlockWithConsensusSignature proposes
func ProposeBlockWithConsensusSignature(
shardId uint32,
nodesMap map[uint32][]*TestProcessorNode,
round uint64,
nonce uint64,
randomness []byte,
epoch uint32,
) (data.BodyHandler, data.HeaderHandler, [][]byte, []*TestProcessorNode) {
nodesCoordinatorInstance := nodesMap[shardId][0].NodesCoordinator
pubKeys, err := nodesCoordinatorInstance.GetConsensusValidatorsPublicKeys(randomness, round, shardId, epoch)
if err != nil {
log.Error("nodesCoordinator.GetConsensusValidatorsPublicKeys", "error", err)
}
// select nodes from map based on their pub keys
consensusNodes := selectTestNodesForPubKeys(nodesMap[shardId], pubKeys)
// first node is block proposer
body, header, txHashes := consensusNodes[0].ProposeBlock(round, nonce)
err = header.SetPrevRandSeed(randomness)
if err != nil {
log.Error("header.SetPrevRandSeed", "error", err)
}
header = DoConsensusSigningOnBlock(header, consensusNodes, pubKeys)
return body, header, txHashes, consensusNodes
}
func selectTestNodesForPubKeys(nodes []*TestProcessorNode, pubKeys []string) []*TestProcessorNode {
selectedNodes := make([]*TestProcessorNode, len(pubKeys))
cntNodes := 0
for i, pk := range pubKeys {
for _, node := range nodes {
pubKeyBytes, _ := node.NodeKeys.Pk.ToByteArray()
if bytes.Equal(pubKeyBytes, []byte(pk)) {
selectedNodes[i] = node
cntNodes++
}
}
}
if cntNodes != len(pubKeys) {
fmt.Println("Error selecting nodes from public keys")
}
return selectedNodes
}
// DoConsensusSigningOnBlock simulates a consensus aggregated signature on the provided block
func DoConsensusSigningOnBlock(
blockHeader data.HeaderHandler,
consensusNodes []*TestProcessorNode,
pubKeys []string,
) data.HeaderHandler {
// set bitmap for all consensus nodes signing
bitmap := make([]byte, len(consensusNodes)/8+1)
for i := range bitmap {
bitmap[i] = 0xFF
}
bitmap[len(consensusNodes)/8] >>= uint8(8 - (len(consensusNodes) % 8))
err := blockHeader.SetPubKeysBitmap(bitmap)
if err != nil {
log.Error("blockHeader.SetPubKeysBitmap", "error", err)
}
// clear signature, as we need to compute it below
err = blockHeader.SetSignature(nil)
if err != nil {
log.Error("blockHeader.SetSignature", "error", err)
}
err = blockHeader.SetPubKeysBitmap(nil)
if err != nil {
log.Error("blockHeader.SetPubKeysBitmap", "error", err)
}
blockHeaderHash, _ := core.CalculateHash(TestMarshalizer, TestHasher, blockHeader)
pubKeysBytes := make([][]byte, len(consensusNodes))
sigShares := make([][]byte, len(consensusNodes))
msig := consensusNodes[0].MultiSigner
for i := 0; i < len(consensusNodes); i++ {
pubKeysBytes[i] = []byte(pubKeys[i])
sk, _ := consensusNodes[i].NodeKeys.Sk.ToByteArray()
sigShares[i], _ = msig.CreateSignatureShare(sk, blockHeaderHash)
}
sig, _ := msig.AggregateSigs(pubKeysBytes, sigShares)
err = blockHeader.SetSignature(sig)
if err != nil {
log.Error("blockHeader.SetSignature", "error", err)
}
err = blockHeader.SetPubKeysBitmap(bitmap)
if err != nil {
log.Error("blockHeader.SetPubKeysBitmap", "error", err)
}
err = blockHeader.SetLeaderSignature([]byte("leader sign"))
if err != nil {
log.Error("blockHeader.SetLeaderSignature", "error", err)
}
return blockHeader
}
// AllShardsProposeBlock simulates each shard selecting a consensus group and proposing/broadcasting/committing a block
func AllShardsProposeBlock(
round uint64,
nonce uint64,
nodesMap map[uint32][]*TestProcessorNode,
) (
map[uint32]data.BodyHandler,
map[uint32]data.HeaderHandler,
map[uint32][]*TestProcessorNode,
) {
body := make(map[uint32]data.BodyHandler)
header := make(map[uint32]data.HeaderHandler)
consensusNodes := make(map[uint32][]*TestProcessorNode)
newRandomness := make(map[uint32][]byte)
nodesList := make([]*TestProcessorNode, 0)
for shardID := range nodesMap {
nodesList = append(nodesList, nodesMap[shardID]...)
}
// propose blocks
for i := range nodesMap {
currentBlockHeader := nodesMap[i][0].BlockChain.GetCurrentBlockHeader()
if check.IfNil(currentBlockHeader) {
currentBlockHeader = nodesMap[i][0].BlockChain.GetGenesisHeader()
}
// TODO: remove if start of epoch block needs to be validated by the new epoch nodes
epoch := currentBlockHeader.GetEpoch()
prevRandomness := currentBlockHeader.GetRandSeed()
body[i], header[i], _, consensusNodes[i] = ProposeBlockWithConsensusSignature(
i, nodesMap, round, nonce, prevRandomness, epoch,
)
nodesMap[i][0].WhiteListBody(nodesList, body[i])
newRandomness[i] = header[i].GetRandSeed()
}
// propagate blocks
for i := range nodesMap {
consensusNodes[i][0].BroadcastBlock(body[i], header[i])
consensusNodes[i][0].CommitBlock(body[i], header[i])
}
time.Sleep(2 * StepDelay)
return body, header, consensusNodes
}
// SyncAllShardsWithRoundBlock enforces all nodes in each shard synchronizing the block for the given round
func SyncAllShardsWithRoundBlock(
t *testing.T,
nodesMap map[uint32][]*TestProcessorNode,
indexProposers map[uint32]int,
round uint64,
) {
for shard, nodeList := range nodesMap {
SyncBlock(t, nodeList, []int{indexProposers[shard]}, round)
}
time.Sleep(4 * StepDelay)
}
func createMultiSigner(cp CryptoParams) (crypto.MultiSigner, error) {
blsHasher, _ := blake2b.NewBlake2bWithSize(hashing.BlsHashSize)
llsig := &mclmultisig.BlsMultiSigner{Hasher: blsHasher}
return multisig.NewBLSMultisig(
llsig,
cp.KeyGen,
)
}