Implement request event validation from cache
This commit is contained in:
parent
027f060703
commit
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@ -4,6 +4,10 @@ import (
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"math/big"
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"math/big"
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"sync"
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"sync"
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"github.com/Secured-Finance/dione/node"
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oracleEmitter "github.com/Secured-Finance/dione/contracts/oracleemitter"
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"github.com/Secured-Finance/dione/consensus/types"
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"github.com/Secured-Finance/dione/consensus/types"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common"
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@ -32,11 +36,11 @@ type ConsensusData struct {
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alreadySubmitted bool
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alreadySubmitted bool
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}
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}
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func NewPBFTConsensusManager(psb *pubsub.PubSubRouter, minApprovals int, privKey []byte, ethereumClient *ethclient.EthereumClient, miner *Miner) *PBFTConsensusManager {
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func NewPBFTConsensusManager(psb *pubsub.PubSubRouter, minApprovals int, privKey []byte, ethereumClient *ethclient.EthereumClient, miner *Miner, evc *node.EventLogCache) *PBFTConsensusManager {
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pcm := &PBFTConsensusManager{}
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pcm := &PBFTConsensusManager{}
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pcm.psb = psb
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pcm.psb = psb
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pcm.miner = miner
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pcm.miner = miner
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pcm.prePreparePool = NewPrePreparePool(miner)
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pcm.prePreparePool = NewPrePreparePool(miner, evc)
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pcm.preparePool = NewPreparePool()
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pcm.preparePool = NewPreparePool()
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pcm.commitPool = NewCommitPool()
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pcm.commitPool = NewCommitPool()
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pcm.minApprovals = minApprovals
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pcm.minApprovals = minApprovals
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@ -49,11 +53,17 @@ func NewPBFTConsensusManager(psb *pubsub.PubSubRouter, minApprovals int, privKey
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return pcm
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return pcm
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}
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}
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func (pcm *PBFTConsensusManager) Propose(consensusID string, task types2.DioneTask, requestID *big.Int, callbackAddress common.Address) error {
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func (pcm *PBFTConsensusManager) Propose(consensusID string, task types2.DioneTask, requestEvent *oracleEmitter.OracleEmitterNewOracleRequest) error {
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pcm.consensusInfo[consensusID] = &ConsensusData{}
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pcm.consensusInfo[consensusID] = &ConsensusData{}
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reqIDRaw := requestID.String()
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callbackAddressHex := callbackAddress.Hex()
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prePrepareMsg, err := pcm.prePreparePool.CreatePrePrepare(
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prePrepareMsg, err := pcm.prePreparePool.CreatePrePrepare(consensusID, task, reqIDRaw, callbackAddressHex, pcm.privKey)
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consensusID,
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task,
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requestEvent.RequestID.String(),
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requestEvent.CallbackAddress.Hex(),
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string(requestEvent.CallbackMethodID[:]),
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pcm.privKey,
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)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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@ -3,6 +3,10 @@ package consensus
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import (
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import (
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"fmt"
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"fmt"
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oracleEmitter "github.com/Secured-Finance/dione/contracts/oracleemitter"
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"github.com/Secured-Finance/dione/node"
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"github.com/filecoin-project/go-state-types/crypto"
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"github.com/filecoin-project/go-state-types/crypto"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common"
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@ -17,22 +21,25 @@ import (
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type PrePreparePool struct {
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type PrePreparePool struct {
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prePrepareMsgs map[string][]*types2.Message
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prePrepareMsgs map[string][]*types2.Message
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miner *Miner
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miner *Miner
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eventLogCache *node.EventLogCache
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}
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}
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func NewPrePreparePool(miner *Miner) *PrePreparePool {
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func NewPrePreparePool(miner *Miner, evc *node.EventLogCache) *PrePreparePool {
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return &PrePreparePool{
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return &PrePreparePool{
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prePrepareMsgs: map[string][]*types2.Message{},
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prePrepareMsgs: map[string][]*types2.Message{},
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miner: miner,
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miner: miner,
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eventLogCache: evc,
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}
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}
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}
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}
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func (pp *PrePreparePool) CreatePrePrepare(consensusID string, task types.DioneTask, requestID string, callbackAddress string, privateKey []byte) (*types2.Message, error) {
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func (pp *PrePreparePool) CreatePrePrepare(consensusID string, task types.DioneTask, requestID, callbackAddress, callbackMethodID string, privateKey []byte) (*types2.Message, error) {
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var message types2.Message
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var message types2.Message
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message.Type = types2.MessageTypePrePrepare
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message.Type = types2.MessageTypePrePrepare
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var consensusMsg types2.ConsensusMessage
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var consensusMsg types2.ConsensusMessage
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consensusMsg.ConsensusID = consensusID
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consensusMsg.ConsensusID = consensusID
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consensusMsg.RequestID = requestID
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consensusMsg.RequestID = requestID
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consensusMsg.CallbackAddress = callbackAddress
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consensusMsg.CallbackAddress = callbackAddress
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consensusMsg.CallbackMethodID = callbackMethodID
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consensusMsg.Task = task
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consensusMsg.Task = task
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cHash, err := hashstructure.Hash(consensusMsg, hashstructure.FormatV2, nil)
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cHash, err := hashstructure.Hash(consensusMsg, hashstructure.FormatV2, nil)
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if err != nil {
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if err != nil {
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@ -70,6 +77,24 @@ func (ppp *PrePreparePool) IsValidPrePrepare(prePrepare *types2.Message) bool {
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}
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}
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/////////////////////////////////
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/////////////////////////////////
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// === verify if request exists in event log cache ===
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requestEventPlain, err := ppp.eventLogCache.Get("request_" + consensusMsg.RequestID)
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if err != nil {
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logrus.Errorf("the incoming request task event doesn't exist in the EVC, or is broken: %v", err)
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return false
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}
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requestEvent := requestEventPlain.(*oracleEmitter.OracleEmitterNewOracleRequest)
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if requestEvent.CallbackAddress.String() != consensusMsg.CallbackAddress ||
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string(requestEvent.CallbackMethodID[:]) != consensusMsg.CallbackMethodID ||
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requestEvent.OriginChain != consensusMsg.Task.OriginChain ||
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requestEvent.RequestType != consensusMsg.Task.RequestType ||
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requestEvent.RequestParams != consensusMsg.Task.RequestParams {
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logrus.Errorf("the incoming task and cached request event don't match!")
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return false
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}
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/////////////////////////////////
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// === verify election proof wincount preliminarily ===
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// === verify election proof wincount preliminarily ===
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if consensusMsg.Task.ElectionProof.WinCount < 1 {
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if consensusMsg.Task.ElectionProof.WinCount < 1 {
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logrus.Error("miner isn't a winner!")
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logrus.Error("miner isn't a winner!")
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@ -21,6 +21,7 @@ type ConsensusMessage struct {
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Signature []byte `hash:"-"`
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Signature []byte `hash:"-"`
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RequestID string
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RequestID string
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CallbackAddress string
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CallbackAddress string
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CallbackMethodID string
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Task types.DioneTask
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Task types.DioneTask
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}
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}
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21
node/node.go
21
node/node.go
@ -105,7 +105,10 @@ func NewNode(config *config.Config, prvKey crypto.PrivKey, pexDiscoveryUpdateTim
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miner := provideMiner(n.Host.ID(), *n.Ethereum.GetEthAddress(), n.Beacon, n.Ethereum, rawPrivKey)
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miner := provideMiner(n.Host.ID(), *n.Ethereum.GetEthAddress(), n.Beacon, n.Ethereum, rawPrivKey)
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n.Miner = miner
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n.Miner = miner
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cManager := provideConsensusManager(psb, miner, ethClient, rawPrivKey, n.Config.ConsensusMinApprovals)
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eventLogCache := provideEventLogCache()
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n.EventLogCache = eventLogCache
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cManager := provideConsensusManager(psb, miner, ethClient, rawPrivKey, n.Config.ConsensusMinApprovals, eventLogCache)
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n.ConsensusManager = cManager
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n.ConsensusManager = cManager
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wallet, err := provideWallet(n.Host.ID(), rawPrivKey)
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wallet, err := provideWallet(n.Host.ID(), rawPrivKey)
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@ -114,9 +117,6 @@ func NewNode(config *config.Config, prvKey crypto.PrivKey, pexDiscoveryUpdateTim
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}
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}
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n.Wallet = wallet
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n.Wallet = wallet
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eventLogCache := provideEventLogCache()
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n.EventLogCache = eventLogCache
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return n, nil
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return n, nil
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}
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}
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@ -194,15 +194,18 @@ func (n *Node) subscribeOnEthContractsAsync(ctx context.Context) {
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logrus.Errorf("Failed to store new request event to event log cache: %v", err)
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logrus.Errorf("Failed to store new request event to event log cache: %v", err)
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}
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}
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task, err := n.Miner.MineTask(ctx, event)
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logrus.Info("Let's wait a little so that all nodes have time to receive the request and cache it")
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time.Sleep(5 * time.Second)
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task, err := n.Miner.MineTask(context.TODO(), event)
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if err != nil {
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if err != nil {
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logrus.Fatal("Failed to mine task, exiting... ", err)
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logrus.Fatal("Failed to mine task, exiting... ", err)
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}
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}
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if task == nil {
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if task == nil {
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continue
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continue
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}
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}
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logrus.Infof("Started new consensus round with ID: %s", event.RequestID.String())
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logrus.Infof("Proposed new Dione task with ID: %s", event.RequestID.String())
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err = n.ConsensusManager.Propose(event.RequestID.String(), *task, event.RequestID, event.CallbackAddress)
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err = n.ConsensusManager.Propose(event.RequestID.String(), *task, event)
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if err != nil {
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if err != nil {
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logrus.Errorf("Failed to propose task: %w", err)
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logrus.Errorf("Failed to propose task: %w", err)
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}
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}
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@ -284,8 +287,8 @@ func providePubsubRouter(lhost host.Host, config *config.Config) *pubsub2.PubSub
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return pubsub2.NewPubSubRouter(lhost, config.PubSub.ServiceTopicName)
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return pubsub2.NewPubSubRouter(lhost, config.PubSub.ServiceTopicName)
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}
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}
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func provideConsensusManager(psb *pubsub2.PubSubRouter, miner *consensus.Miner, ethClient *ethclient.EthereumClient, privateKey []byte, minApprovals int) *consensus.PBFTConsensusManager {
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func provideConsensusManager(psb *pubsub2.PubSubRouter, miner *consensus.Miner, ethClient *ethclient.EthereumClient, privateKey []byte, minApprovals int, evc *EventLogCache) *consensus.PBFTConsensusManager {
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return consensus.NewPBFTConsensusManager(psb, minApprovals, privateKey, ethClient, miner)
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return consensus.NewPBFTConsensusManager(psb, minApprovals, privateKey, ethClient, miner, evc)
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}
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}
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func provideLibp2pNode(config *config.Config, privateKey crypto.PrivKey, pexDiscoveryUpdateTime time.Duration) (host.Host, *pex.PEXDiscovery, error) {
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func provideLibp2pNode(config *config.Config, privateKey crypto.PrivKey, pexDiscoveryUpdateTime time.Duration) (host.Host, *pex.PEXDiscovery, error) {
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