diff --git a/les/backend.go b/les/backend.go
index 944e7695d216bb6f6a8e56aec48d3bae25e42837..c54417b7519e07e530bfffed555f2a43fbb99feb 100644
--- a/les/backend.go
+++ b/les/backend.go
@@ -179,8 +179,6 @@ func New(ctx *node.ServiceContext, config *eth.Config) (*LightEthereum, error) {
func lesTopic(genesisHash common.Hash, protocolVersion uint) discv5.Topic {
var name string
switch protocolVersion {
- case lpv1:
- name = "LES"
case lpv2:
name = "LES2"
default:
diff --git a/les/costtracker.go b/les/costtracker.go
index 69531937ef53d70cf9e583bf20d4b058b577d9d1..014b888c01b1c6e5d6e5ee5f56882e4b383bc027 100644
--- a/les/costtracker.go
+++ b/les/costtracker.go
@@ -39,11 +39,8 @@ var (
GetBlockBodiesMsg: {0, 700000},
GetReceiptsMsg: {0, 1000000},
GetCodeMsg: {0, 450000},
- GetProofsV1Msg: {0, 600000},
GetProofsV2Msg: {0, 600000},
- GetHeaderProofsMsg: {0, 1000000},
GetHelperTrieProofsMsg: {0, 1000000},
- SendTxMsg: {0, 450000},
SendTxV2Msg: {0, 450000},
GetTxStatusMsg: {0, 250000},
}
@@ -53,11 +50,8 @@ var (
GetBlockBodiesMsg: {0, 40},
GetReceiptsMsg: {0, 40},
GetCodeMsg: {0, 80},
- GetProofsV1Msg: {0, 80},
GetProofsV2Msg: {0, 80},
- GetHeaderProofsMsg: {0, 20},
GetHelperTrieProofsMsg: {0, 20},
- SendTxMsg: {0, 66000},
SendTxV2Msg: {0, 66000},
GetTxStatusMsg: {0, 50},
}
@@ -67,11 +61,8 @@ var (
GetBlockBodiesMsg: {0, 100000},
GetReceiptsMsg: {0, 200000},
GetCodeMsg: {0, 50000},
- GetProofsV1Msg: {0, 4000},
GetProofsV2Msg: {0, 4000},
- GetHeaderProofsMsg: {0, 4000},
GetHelperTrieProofsMsg: {0, 4000},
- SendTxMsg: {0, 0},
SendTxV2Msg: {0, 100},
GetTxStatusMsg: {0, 100},
}
diff --git a/les/handler.go b/les/handler.go
index 7c290b717d89b358c2e4733ea73306dada07ef28..69fa185adb2eb37b9d0fb37973c141bfe12ebf2e 100644
--- a/les/handler.go
+++ b/les/handler.go
@@ -772,80 +772,6 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
Obj: resp.Receipts,
}
- case GetProofsV1Msg:
- p.Log().Trace("Received proofs request")
- // Decode the retrieval message
- var req struct {
- ReqID uint64
- Reqs []ProofReq
- }
- if err := msg.Decode(&req); err != nil {
- return errResp(ErrDecode, "msg %v: %v", msg, err)
- }
- // Gather state data until the fetch or network limits is reached
- var (
- bytes int
- proofs proofsData
- )
- reqCnt := len(req.Reqs)
- if !accept(req.ReqID, uint64(reqCnt), MaxProofsFetch) {
- return errResp(ErrRequestRejected, "")
- }
- go func() {
- for i, req := range req.Reqs {
- if i != 0 && !task.waitOrStop() {
- return
- }
- // Look up the root hash belonging to the request
- number := rawdb.ReadHeaderNumber(pm.chainDb, req.BHash)
- if number == nil {
- p.Log().Warn("Failed to retrieve block num for proof", "hash", req.BHash)
- continue
- }
- header := rawdb.ReadHeader(pm.chainDb, req.BHash, *number)
- if header == nil {
- p.Log().Warn("Failed to retrieve header for proof", "block", *number, "hash", req.BHash)
- continue
- }
- // Open the account or storage trie for the request
- statedb := pm.blockchain.StateCache()
-
- var trie state.Trie
- switch len(req.AccKey) {
- case 0:
- // No account key specified, open an account trie
- trie, err = statedb.OpenTrie(header.Root)
- if trie == nil || err != nil {
- p.Log().Warn("Failed to open storage trie for proof", "block", header.Number, "hash", header.Hash(), "root", header.Root, "err", err)
- continue
- }
- default:
- // Account key specified, open a storage trie
- account, err := pm.getAccount(statedb.TrieDB(), header.Root, common.BytesToHash(req.AccKey))
- if err != nil {
- p.Log().Warn("Failed to retrieve account for proof", "block", header.Number, "hash", header.Hash(), "account", common.BytesToHash(req.AccKey), "err", err)
- continue
- }
- trie, err = statedb.OpenStorageTrie(common.BytesToHash(req.AccKey), account.Root)
- if trie == nil || err != nil {
- p.Log().Warn("Failed to open storage trie for proof", "block", header.Number, "hash", header.Hash(), "account", common.BytesToHash(req.AccKey), "root", account.Root, "err", err)
- continue
- }
- }
- // Prove the user's request from the account or stroage trie
- var proof light.NodeList
- if err := trie.Prove(req.Key, 0, &proof); err != nil {
- p.Log().Warn("Failed to prove state request", "block", header.Number, "hash", header.Hash(), "err", err)
- continue
- }
- proofs = append(proofs, proof)
- if bytes += proof.DataSize(); bytes >= softResponseLimit {
- break
- }
- }
- sendResponse(req.ReqID, uint64(reqCnt), p.ReplyProofs(req.ReqID, proofs), task.done())
- }()
-
case GetProofsV2Msg:
p.Log().Trace("Received les/2 proofs request")
// Decode the retrieval message
@@ -927,27 +853,6 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
sendResponse(req.ReqID, uint64(reqCnt), p.ReplyProofsV2(req.ReqID, nodes.NodeList()), task.done())
}()
- case ProofsV1Msg:
- if pm.odr == nil {
- return errResp(ErrUnexpectedResponse, "")
- }
-
- p.Log().Trace("Received proofs response")
- // A batch of merkle proofs arrived to one of our previous requests
- var resp struct {
- ReqID, BV uint64
- Data []light.NodeList
- }
- if err := msg.Decode(&resp); err != nil {
- return errResp(ErrDecode, "msg %v: %v", msg, err)
- }
- p.fcServer.ReceivedReply(resp.ReqID, resp.BV)
- deliverMsg = &Msg{
- MsgType: MsgProofsV1,
- ReqID: resp.ReqID,
- Obj: resp.Data,
- }
-
case ProofsV2Msg:
if pm.odr == nil {
return errResp(ErrUnexpectedResponse, "")
@@ -969,54 +874,6 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
Obj: resp.Data,
}
- case GetHeaderProofsMsg:
- p.Log().Trace("Received headers proof request")
- // Decode the retrieval message
- var req struct {
- ReqID uint64
- Reqs []ChtReq
- }
- if err := msg.Decode(&req); err != nil {
- return errResp(ErrDecode, "msg %v: %v", msg, err)
- }
- // Gather state data until the fetch or network limits is reached
- var (
- bytes int
- proofs []ChtResp
- )
- reqCnt := len(req.Reqs)
- if !accept(req.ReqID, uint64(reqCnt), MaxHelperTrieProofsFetch) {
- return errResp(ErrRequestRejected, "")
- }
- go func() {
- trieDb := trie.NewDatabase(rawdb.NewTable(pm.chainDb, light.ChtTablePrefix))
- for i, req := range req.Reqs {
- if i != 0 && !task.waitOrStop() {
- return
- }
- if header := pm.blockchain.GetHeaderByNumber(req.BlockNum); header != nil {
- sectionHead := rawdb.ReadCanonicalHash(pm.chainDb, req.ChtNum*pm.iConfig.ChtSize-1)
- if root := light.GetChtRoot(pm.chainDb, req.ChtNum-1, sectionHead); root != (common.Hash{}) {
- trie, err := trie.New(root, trieDb)
- if err != nil {
- continue
- }
- var encNumber [8]byte
- binary.BigEndian.PutUint64(encNumber[:], req.BlockNum)
-
- var proof light.NodeList
- trie.Prove(encNumber[:], 0, &proof)
-
- proofs = append(proofs, ChtResp{Header: header, Proof: proof})
- if bytes += proof.DataSize() + estHeaderRlpSize; bytes >= softResponseLimit {
- break
- }
- }
- }
- }
- sendResponse(req.ReqID, uint64(reqCnt), p.ReplyHeaderProofs(req.ReqID, proofs), task.done())
- }()
-
case GetHelperTrieProofsMsg:
p.Log().Trace("Received helper trie proof request")
// Decode the retrieval message
@@ -1081,26 +938,6 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
sendResponse(req.ReqID, uint64(reqCnt), p.ReplyHelperTrieProofs(req.ReqID, HelperTrieResps{Proofs: nodes.NodeList(), AuxData: auxData}), task.done())
}()
- case HeaderProofsMsg:
- if pm.odr == nil {
- return errResp(ErrUnexpectedResponse, "")
- }
-
- p.Log().Trace("Received headers proof response")
- var resp struct {
- ReqID, BV uint64
- Data []ChtResp
- }
- if err := msg.Decode(&resp); err != nil {
- return errResp(ErrDecode, "msg %v: %v", msg, err)
- }
- p.fcServer.ReceivedReply(resp.ReqID, resp.BV)
- deliverMsg = &Msg{
- MsgType: MsgHeaderProofs,
- ReqID: resp.ReqID,
- Obj: resp.Data,
- }
-
case HelperTrieProofsMsg:
if pm.odr == nil {
return errResp(ErrUnexpectedResponse, "")
@@ -1122,29 +959,6 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
Obj: resp.Data,
}
- case SendTxMsg:
- if pm.txpool == nil {
- return errResp(ErrRequestRejected, "")
- }
- // Transactions arrived, parse all of them and deliver to the pool
- var txs []*types.Transaction
- if err := msg.Decode(&txs); err != nil {
- return errResp(ErrDecode, "msg %v: %v", msg, err)
- }
- reqCnt := len(txs)
- if !accept(0, uint64(reqCnt), MaxTxSend) {
- return errResp(ErrRequestRejected, "")
- }
- go func() {
- for i, tx := range txs {
- if i != 0 && !task.waitOrStop() {
- return
- }
- pm.txpool.AddRemotes([]*types.Transaction{tx})
- }
- sendResponse(0, uint64(reqCnt), nil, task.done())
- }()
-
case SendTxV2Msg:
if pm.txpool == nil {
return errResp(ErrRequestRejected, "")
diff --git a/les/handler_test.go b/les/handler_test.go
index 5cf31b8f57c0fd6655a5ce5217c78c067fc8faba..856a72d5345435bbe70ef36a8f99cd179729a705 100644
--- a/les/handler_test.go
+++ b/les/handler_test.go
@@ -46,7 +46,6 @@ func expectResponse(r p2p.MsgReader, msgcode, reqID, bv uint64, data interface{}
}
// Tests that block headers can be retrieved from a remote chain based on user queries.
-func TestGetBlockHeadersLes1(t *testing.T) { testGetBlockHeaders(t, 1) }
func TestGetBlockHeadersLes2(t *testing.T) { testGetBlockHeaders(t, 2) }
func testGetBlockHeaders(t *testing.T, protocol int) {
@@ -174,7 +173,6 @@ func testGetBlockHeaders(t *testing.T, protocol int) {
}
// Tests that block contents can be retrieved from a remote chain based on their hashes.
-func TestGetBlockBodiesLes1(t *testing.T) { testGetBlockBodies(t, 1) }
func TestGetBlockBodiesLes2(t *testing.T) { testGetBlockBodies(t, 2) }
func testGetBlockBodies(t *testing.T, protocol int) {
@@ -249,7 +247,6 @@ func testGetBlockBodies(t *testing.T, protocol int) {
}
// Tests that the contract codes can be retrieved based on account addresses.
-func TestGetCodeLes1(t *testing.T) { testGetCode(t, 1) }
func TestGetCodeLes2(t *testing.T) { testGetCode(t, 2) }
func testGetCode(t *testing.T, protocol int) {
@@ -281,7 +278,6 @@ func testGetCode(t *testing.T, protocol int) {
}
// Tests that the transaction receipts can be retrieved based on hashes.
-func TestGetReceiptLes1(t *testing.T) { testGetReceipt(t, 1) }
func TestGetReceiptLes2(t *testing.T) { testGetReceipt(t, 2) }
func testGetReceipt(t *testing.T, protocol int) {
@@ -307,7 +303,6 @@ func testGetReceipt(t *testing.T, protocol int) {
}
// Tests that trie merkle proofs can be retrieved
-func TestGetProofsLes1(t *testing.T) { testGetProofs(t, 1) }
func TestGetProofsLes2(t *testing.T) { testGetProofs(t, 2) }
func testGetProofs(t *testing.T, protocol int) {
@@ -316,10 +311,7 @@ func testGetProofs(t *testing.T, protocol int) {
defer tearDown()
bc := server.pm.blockchain.(*core.BlockChain)
- var (
- proofreqs []ProofReq
- proofsV1 [][]rlp.RawValue
- )
+ var proofreqs []ProofReq
proofsV2 := light.NewNodeSet()
accounts := []common.Address{testBankAddress, acc1Addr, acc2Addr, {}}
@@ -334,42 +326,24 @@ func testGetProofs(t *testing.T, protocol int) {
Key: crypto.Keccak256(acc[:]),
}
proofreqs = append(proofreqs, req)
-
- switch protocol {
- case 1:
- var proof light.NodeList
- trie.Prove(crypto.Keccak256(acc[:]), 0, &proof)
- proofsV1 = append(proofsV1, proof)
- case 2:
- trie.Prove(crypto.Keccak256(acc[:]), 0, proofsV2)
- }
+ trie.Prove(crypto.Keccak256(acc[:]), 0, proofsV2)
}
}
// Send the proof request and verify the response
- switch protocol {
- case 1:
- cost := server.tPeer.GetRequestCost(GetProofsV1Msg, len(proofreqs))
- sendRequest(server.tPeer.app, GetProofsV1Msg, 42, cost, proofreqs)
- if err := expectResponse(server.tPeer.app, ProofsV1Msg, 42, testBufLimit, proofsV1); err != nil {
- t.Errorf("proofs mismatch: %v", err)
- }
- case 2:
- cost := server.tPeer.GetRequestCost(GetProofsV2Msg, len(proofreqs))
- sendRequest(server.tPeer.app, GetProofsV2Msg, 42, cost, proofreqs)
- if err := expectResponse(server.tPeer.app, ProofsV2Msg, 42, testBufLimit, proofsV2.NodeList()); err != nil {
- t.Errorf("proofs mismatch: %v", err)
- }
+ cost := server.tPeer.GetRequestCost(GetProofsV2Msg, len(proofreqs))
+ sendRequest(server.tPeer.app, GetProofsV2Msg, 42, cost, proofreqs)
+ if err := expectResponse(server.tPeer.app, ProofsV2Msg, 42, testBufLimit, proofsV2.NodeList()); err != nil {
+ t.Errorf("proofs mismatch: %v", err)
}
}
// Tests that CHT proofs can be correctly retrieved.
-func TestGetCHTProofsLes1(t *testing.T) { testGetCHTProofs(t, 1) }
func TestGetCHTProofsLes2(t *testing.T) { testGetCHTProofs(t, 2) }
func testGetCHTProofs(t *testing.T, protocol int) {
config := light.TestServerIndexerConfig
frequency := config.ChtSize
- if protocol == 2 {
+ if protocol == 2 { //qqq
frequency = config.PairChtSize
}
@@ -395,31 +369,13 @@ func testGetCHTProofs(t *testing.T, protocol int) {
key := make([]byte, 8)
binary.BigEndian.PutUint64(key, frequency-1)
- proofsV1 := []ChtResp{{
- Header: header,
- }}
proofsV2 := HelperTrieResps{
AuxData: [][]byte{rlp},
}
- switch protocol {
- case 1:
- root := light.GetChtRoot(server.db, 0, bc.GetHeaderByNumber(frequency-1).Hash())
- trie, _ := trie.New(root, trie.NewDatabase(rawdb.NewTable(server.db, light.ChtTablePrefix)))
-
- var proof light.NodeList
- trie.Prove(key, 0, &proof)
- proofsV1[0].Proof = proof
-
- case 2:
- root := light.GetChtRoot(server.db, (frequency/config.ChtSize)-1, bc.GetHeaderByNumber(frequency-1).Hash())
- trie, _ := trie.New(root, trie.NewDatabase(rawdb.NewTable(server.db, light.ChtTablePrefix)))
- trie.Prove(key, 0, &proofsV2.Proofs)
- }
+ root := light.GetChtRoot(server.db, (frequency/config.ChtSize)-1, bc.GetHeaderByNumber(frequency-1).Hash())
+ trie, _ := trie.New(root, trie.NewDatabase(rawdb.NewTable(server.db, light.ChtTablePrefix)))
+ trie.Prove(key, 0, &proofsV2.Proofs)
// Assemble the requests for the different protocols
- requestsV1 := []ChtReq{{
- ChtNum: frequency / config.ChtSize,
- BlockNum: frequency - 1,
- }}
requestsV2 := []HelperTrieReq{{
Type: htCanonical,
TrieIdx: frequency/config.PairChtSize - 1,
@@ -427,19 +383,10 @@ func testGetCHTProofs(t *testing.T, protocol int) {
AuxReq: auxHeader,
}}
// Send the proof request and verify the response
- switch protocol {
- case 1:
- cost := server.tPeer.GetRequestCost(GetHeaderProofsMsg, len(requestsV1))
- sendRequest(server.tPeer.app, GetHeaderProofsMsg, 42, cost, requestsV1)
- if err := expectResponse(server.tPeer.app, HeaderProofsMsg, 42, testBufLimit, proofsV1); err != nil {
- t.Errorf("proofs mismatch: %v", err)
- }
- case 2:
- cost := server.tPeer.GetRequestCost(GetHelperTrieProofsMsg, len(requestsV2))
- sendRequest(server.tPeer.app, GetHelperTrieProofsMsg, 42, cost, requestsV2)
- if err := expectResponse(server.tPeer.app, HelperTrieProofsMsg, 42, testBufLimit, proofsV2); err != nil {
- t.Errorf("proofs mismatch: %v", err)
- }
+ cost := server.tPeer.GetRequestCost(GetHelperTrieProofsMsg, len(requestsV2))
+ sendRequest(server.tPeer.app, GetHelperTrieProofsMsg, 42, cost, requestsV2)
+ if err := expectResponse(server.tPeer.app, HelperTrieProofsMsg, 42, testBufLimit, proofsV2); err != nil {
+ t.Errorf("proofs mismatch: %v", err)
}
}
diff --git a/les/odr.go b/les/odr.go
index 5d98c66a9077c95467a948290385a9c45425d419..daf2ea19ed45d57be205186a33f4a41e428ee81d 100644
--- a/les/odr.go
+++ b/les/odr.go
@@ -84,9 +84,7 @@ const (
MsgBlockBodies = iota
MsgCode
MsgReceipts
- MsgProofsV1
MsgProofsV2
- MsgHeaderProofs
MsgHelperTrieProofs
)
diff --git a/les/odr_requests.go b/les/odr_requests.go
index 6bd4a29310a0ed6d242fce5ff9479dc79925c310..66d6175b8a39314f8d299f15a3da48b313376e39 100644
--- a/les/odr_requests.go
+++ b/les/odr_requests.go
@@ -188,14 +188,7 @@ type TrieRequest light.TrieRequest
// GetCost returns the cost of the given ODR request according to the serving
// peer's cost table (implementation of LesOdrRequest)
func (r *TrieRequest) GetCost(peer *peer) uint64 {
- switch peer.version {
- case lpv1:
- return peer.GetRequestCost(GetProofsV1Msg, 1)
- case lpv2:
- return peer.GetRequestCost(GetProofsV2Msg, 1)
- default:
- panic(nil)
- }
+ return peer.GetRequestCost(GetProofsV2Msg, 1)
}
// CanSend tells if a certain peer is suitable for serving the given request
@@ -220,38 +213,22 @@ func (r *TrieRequest) Request(reqID uint64, peer *peer) error {
func (r *TrieRequest) Validate(db ethdb.Database, msg *Msg) error {
log.Debug("Validating trie proof", "root", r.Id.Root, "key", r.Key)
- switch msg.MsgType {
- case MsgProofsV1:
- proofs := msg.Obj.([]light.NodeList)
- if len(proofs) != 1 {
- return errInvalidEntryCount
- }
- nodeSet := proofs[0].NodeSet()
- // Verify the proof and store if checks out
- if _, _, err := trie.VerifyProof(r.Id.Root, r.Key, nodeSet); err != nil {
- return fmt.Errorf("merkle proof verification failed: %v", err)
- }
- r.Proof = nodeSet
- return nil
-
- case MsgProofsV2:
- proofs := msg.Obj.(light.NodeList)
- // Verify the proof and store if checks out
- nodeSet := proofs.NodeSet()
- reads := &readTraceDB{db: nodeSet}
- if _, _, err := trie.VerifyProof(r.Id.Root, r.Key, reads); err != nil {
- return fmt.Errorf("merkle proof verification failed: %v", err)
- }
- // check if all nodes have been read by VerifyProof
- if len(reads.reads) != nodeSet.KeyCount() {
- return errUselessNodes
- }
- r.Proof = nodeSet
- return nil
-
- default:
+ if msg.MsgType != MsgProofsV2 {
return errInvalidMessageType
}
+ proofs := msg.Obj.(light.NodeList)
+ // Verify the proof and store if checks out
+ nodeSet := proofs.NodeSet()
+ reads := &readTraceDB{db: nodeSet}
+ if _, _, err := trie.VerifyProof(r.Id.Root, r.Key, reads); err != nil {
+ return fmt.Errorf("merkle proof verification failed: %v", err)
+ }
+ // check if all nodes have been read by VerifyProof
+ if len(reads.reads) != nodeSet.KeyCount() {
+ return errUselessNodes
+ }
+ r.Proof = nodeSet
+ return nil
}
type CodeReq struct {
@@ -330,32 +307,13 @@ type HelperTrieResps struct { // describes all responses, not just a single one
AuxData [][]byte
}
-// legacy LES/1
-type ChtReq struct {
- ChtNum, BlockNum uint64
- FromLevel uint
-}
-
-// legacy LES/1
-type ChtResp struct {
- Header *types.Header
- Proof []rlp.RawValue
-}
-
// ODR request type for requesting headers by Canonical Hash Trie, see LesOdrRequest interface
type ChtRequest light.ChtRequest
// GetCost returns the cost of the given ODR request according to the serving
// peer's cost table (implementation of LesOdrRequest)
func (r *ChtRequest) GetCost(peer *peer) uint64 {
- switch peer.version {
- case lpv1:
- return peer.GetRequestCost(GetHeaderProofsMsg, 1)
- case lpv2:
- return peer.GetRequestCost(GetHelperTrieProofsMsg, 1)
- default:
- panic(nil)
- }
+ return peer.GetRequestCost(GetHelperTrieProofsMsg, 1)
}
// CanSend tells if a certain peer is suitable for serving the given request
@@ -377,21 +335,7 @@ func (r *ChtRequest) Request(reqID uint64, peer *peer) error {
Key: encNum[:],
AuxReq: auxHeader,
}
- switch peer.version {
- case lpv1:
- var reqsV1 ChtReq
- if req.Type != htCanonical || req.AuxReq != auxHeader || len(req.Key) != 8 {
- return fmt.Errorf("Request invalid in LES/1 mode")
- }
- blockNum := binary.BigEndian.Uint64(req.Key)
- // convert HelperTrie request to old CHT request
- reqsV1 = ChtReq{ChtNum: (req.TrieIdx + 1) * (r.Config.ChtSize / r.Config.PairChtSize), BlockNum: blockNum, FromLevel: req.FromLevel}
- return peer.RequestHelperTrieProofs(reqID, r.GetCost(peer), []ChtReq{reqsV1})
- case lpv2:
- return peer.RequestHelperTrieProofs(reqID, r.GetCost(peer), []HelperTrieReq{req})
- default:
- panic(nil)
- }
+ return peer.RequestHelperTrieProofs(reqID, r.GetCost(peer), []HelperTrieReq{req})
}
// Valid processes an ODR request reply message from the LES network
@@ -400,78 +344,50 @@ func (r *ChtRequest) Request(reqID uint64, peer *peer) error {
func (r *ChtRequest) Validate(db ethdb.Database, msg *Msg) error {
log.Debug("Validating CHT", "cht", r.ChtNum, "block", r.BlockNum)
- switch msg.MsgType {
- case MsgHeaderProofs: // LES/1 backwards compatibility
- proofs := msg.Obj.([]ChtResp)
- if len(proofs) != 1 {
- return errInvalidEntryCount
- }
- proof := proofs[0]
-
- // Verify the CHT
- var encNumber [8]byte
- binary.BigEndian.PutUint64(encNumber[:], r.BlockNum)
-
- value, _, err := trie.VerifyProof(r.ChtRoot, encNumber[:], light.NodeList(proof.Proof).NodeSet())
- if err != nil {
- return err
- }
- var node light.ChtNode
- if err := rlp.DecodeBytes(value, &node); err != nil {
- return err
- }
- if node.Hash != proof.Header.Hash() {
- return errCHTHashMismatch
- }
- // Verifications passed, store and return
- r.Header = proof.Header
- r.Proof = light.NodeList(proof.Proof).NodeSet()
- r.Td = node.Td
- case MsgHelperTrieProofs:
- resp := msg.Obj.(HelperTrieResps)
- if len(resp.AuxData) != 1 {
- return errInvalidEntryCount
- }
- nodeSet := resp.Proofs.NodeSet()
- headerEnc := resp.AuxData[0]
- if len(headerEnc) == 0 {
- return errHeaderUnavailable
- }
- header := new(types.Header)
- if err := rlp.DecodeBytes(headerEnc, header); err != nil {
- return errHeaderUnavailable
- }
+ if msg.MsgType != MsgHelperTrieProofs {
+ return errInvalidMessageType
+ }
+ resp := msg.Obj.(HelperTrieResps)
+ if len(resp.AuxData) != 1 {
+ return errInvalidEntryCount
+ }
+ nodeSet := resp.Proofs.NodeSet()
+ headerEnc := resp.AuxData[0]
+ if len(headerEnc) == 0 {
+ return errHeaderUnavailable
+ }
+ header := new(types.Header)
+ if err := rlp.DecodeBytes(headerEnc, header); err != nil {
+ return errHeaderUnavailable
+ }
- // Verify the CHT
- var encNumber [8]byte
- binary.BigEndian.PutUint64(encNumber[:], r.BlockNum)
+ // Verify the CHT
+ var encNumber [8]byte
+ binary.BigEndian.PutUint64(encNumber[:], r.BlockNum)
- reads := &readTraceDB{db: nodeSet}
- value, _, err := trie.VerifyProof(r.ChtRoot, encNumber[:], reads)
- if err != nil {
- return fmt.Errorf("merkle proof verification failed: %v", err)
- }
- if len(reads.reads) != nodeSet.KeyCount() {
- return errUselessNodes
- }
+ reads := &readTraceDB{db: nodeSet}
+ value, _, err := trie.VerifyProof(r.ChtRoot, encNumber[:], reads)
+ if err != nil {
+ return fmt.Errorf("merkle proof verification failed: %v", err)
+ }
+ if len(reads.reads) != nodeSet.KeyCount() {
+ return errUselessNodes
+ }
- var node light.ChtNode
- if err := rlp.DecodeBytes(value, &node); err != nil {
- return err
- }
- if node.Hash != header.Hash() {
- return errCHTHashMismatch
- }
- if r.BlockNum != header.Number.Uint64() {
- return errCHTNumberMismatch
- }
- // Verifications passed, store and return
- r.Header = header
- r.Proof = nodeSet
- r.Td = node.Td
- default:
- return errInvalidMessageType
+ var node light.ChtNode
+ if err := rlp.DecodeBytes(value, &node); err != nil {
+ return err
+ }
+ if node.Hash != header.Hash() {
+ return errCHTHashMismatch
+ }
+ if r.BlockNum != header.Number.Uint64() {
+ return errCHTNumberMismatch
}
+ // Verifications passed, store and return
+ r.Header = header
+ r.Proof = nodeSet
+ r.Td = node.Td
return nil
}
diff --git a/les/odr_test.go b/les/odr_test.go
index ac81fbcf02fd62fb05003808a19c3d6f7c7003ba..bc587a1832d0b66fc226199438d2840b80b8e5e9 100644
--- a/les/odr_test.go
+++ b/les/odr_test.go
@@ -38,8 +38,6 @@ import (
type odrTestFn func(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte
-func TestOdrGetBlockLes1(t *testing.T) { testOdr(t, 1, 1, odrGetBlock) }
-
func TestOdrGetBlockLes2(t *testing.T) { testOdr(t, 2, 1, odrGetBlock) }
func odrGetBlock(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
@@ -56,8 +54,6 @@ func odrGetBlock(ctx context.Context, db ethdb.Database, config *params.ChainCon
return rlp
}
-func TestOdrGetReceiptsLes1(t *testing.T) { testOdr(t, 1, 1, odrGetReceipts) }
-
func TestOdrGetReceiptsLes2(t *testing.T) { testOdr(t, 2, 1, odrGetReceipts) }
func odrGetReceipts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
@@ -78,8 +74,6 @@ func odrGetReceipts(ctx context.Context, db ethdb.Database, config *params.Chain
return rlp
}
-func TestOdrAccountsLes1(t *testing.T) { testOdr(t, 1, 1, odrAccounts) }
-
func TestOdrAccountsLes2(t *testing.T) { testOdr(t, 2, 1, odrAccounts) }
func odrAccounts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
@@ -108,8 +102,6 @@ func odrAccounts(ctx context.Context, db ethdb.Database, config *params.ChainCon
return res
}
-func TestOdrContractCallLes1(t *testing.T) { testOdr(t, 1, 2, odrContractCall) }
-
func TestOdrContractCallLes2(t *testing.T) { testOdr(t, 2, 2, odrContractCall) }
type callmsg struct {
diff --git a/les/peer.go b/les/peer.go
index 0c15add9c6b288f36eca0ce8feb7a467332f395e..bf3f0f7621cf9bb54a694396f135e4021678c538 100644
--- a/les/peer.go
+++ b/les/peer.go
@@ -34,10 +34,9 @@ import (
)
var (
- errClosed = errors.New("peer set is closed")
- errAlreadyRegistered = errors.New("peer is already registered")
- errNotRegistered = errors.New("peer is not registered")
- errInvalidHelpTrieReq = errors.New("invalid help trie request")
+ errClosed = errors.New("peer set is closed")
+ errAlreadyRegistered = errors.New("peer is already registered")
+ errNotRegistered = errors.New("peer is not registered")
)
const maxResponseErrors = 50 // number of invalid responses tolerated (makes the protocol less brittle but still avoids spam)
@@ -244,18 +243,8 @@ func (p *peer) GetTxRelayCost(amount, size int) uint64 {
p.lock.RLock()
defer p.lock.RUnlock()
- var msgcode uint64
- switch p.version {
- case lpv1:
- msgcode = SendTxMsg
- case lpv2:
- msgcode = SendTxV2Msg
- default:
- panic(nil)
- }
-
- cost := p.fcCosts[msgcode].baseCost + p.fcCosts[msgcode].reqCost*uint64(amount)
- sizeCost := p.fcCosts[msgcode].baseCost + p.fcCosts[msgcode].reqCost*uint64(size)/txSizeCostLimit
+ cost := p.fcCosts[SendTxV2Msg].baseCost + p.fcCosts[SendTxV2Msg].reqCost*uint64(amount)
+ sizeCost := p.fcCosts[SendTxV2Msg].baseCost + p.fcCosts[SendTxV2Msg].reqCost*uint64(size)/txSizeCostLimit
if sizeCost > cost {
cost = sizeCost
}
@@ -307,24 +296,12 @@ func (p *peer) ReplyReceiptsRLP(reqID uint64, receipts []rlp.RawValue) *reply {
return &reply{p.rw, ReceiptsMsg, reqID, data}
}
-// ReplyProofs creates a reply with a batch of legacy LES/1 merkle proofs, corresponding to the ones requested.
-func (p *peer) ReplyProofs(reqID uint64, proofs proofsData) *reply {
- data, _ := rlp.EncodeToBytes(proofs)
- return &reply{p.rw, ProofsV1Msg, reqID, data}
-}
-
// ReplyProofsV2 creates a reply with a batch of merkle proofs, corresponding to the ones requested.
func (p *peer) ReplyProofsV2(reqID uint64, proofs light.NodeList) *reply {
data, _ := rlp.EncodeToBytes(proofs)
return &reply{p.rw, ProofsV2Msg, reqID, data}
}
-// ReplyHeaderProofs creates a reply with a batch of legacy LES/1 header proofs, corresponding to the ones requested.
-func (p *peer) ReplyHeaderProofs(reqID uint64, proofs []ChtResp) *reply {
- data, _ := rlp.EncodeToBytes(proofs)
- return &reply{p.rw, HeaderProofsMsg, reqID, data}
-}
-
// ReplyHelperTrieProofs creates a reply with a batch of HelperTrie proofs, corresponding to the ones requested.
func (p *peer) ReplyHelperTrieProofs(reqID uint64, resp HelperTrieResps) *reply {
data, _ := rlp.EncodeToBytes(resp)
@@ -374,36 +351,13 @@ func (p *peer) RequestReceipts(reqID, cost uint64, hashes []common.Hash) error {
// RequestProofs fetches a batch of merkle proofs from a remote node.
func (p *peer) RequestProofs(reqID, cost uint64, reqs []ProofReq) error {
p.Log().Debug("Fetching batch of proofs", "count", len(reqs))
- switch p.version {
- case lpv1:
- return sendRequest(p.rw, GetProofsV1Msg, reqID, cost, reqs)
- case lpv2:
- return sendRequest(p.rw, GetProofsV2Msg, reqID, cost, reqs)
- default:
- panic(nil)
- }
+ return sendRequest(p.rw, GetProofsV2Msg, reqID, cost, reqs)
}
// RequestHelperTrieProofs fetches a batch of HelperTrie merkle proofs from a remote node.
-func (p *peer) RequestHelperTrieProofs(reqID, cost uint64, data interface{}) error {
- switch p.version {
- case lpv1:
- reqs, ok := data.([]ChtReq)
- if !ok {
- return errInvalidHelpTrieReq
- }
- p.Log().Debug("Fetching batch of header proofs", "count", len(reqs))
- return sendRequest(p.rw, GetHeaderProofsMsg, reqID, cost, reqs)
- case lpv2:
- reqs, ok := data.([]HelperTrieReq)
- if !ok {
- return errInvalidHelpTrieReq
- }
- p.Log().Debug("Fetching batch of HelperTrie proofs", "count", len(reqs))
- return sendRequest(p.rw, GetHelperTrieProofsMsg, reqID, cost, reqs)
- default:
- panic(nil)
- }
+func (p *peer) RequestHelperTrieProofs(reqID, cost uint64, reqs []HelperTrieReq) error {
+ p.Log().Debug("Fetching batch of HelperTrie proofs", "count", len(reqs))
+ return sendRequest(p.rw, GetHelperTrieProofsMsg, reqID, cost, reqs)
}
// RequestTxStatus fetches a batch of transaction status records from a remote node.
@@ -415,14 +369,7 @@ func (p *peer) RequestTxStatus(reqID, cost uint64, txHashes []common.Hash) error
// SendTxStatus creates a reply with a batch of transactions to be added to the remote transaction pool.
func (p *peer) SendTxs(reqID, cost uint64, txs rlp.RawValue) error {
p.Log().Debug("Sending batch of transactions", "size", len(txs))
- switch p.version {
- case lpv1:
- return p2p.Send(p.rw, SendTxMsg, txs) // old message format does not include reqID
- case lpv2:
- return sendRequest(p.rw, SendTxV2Msg, reqID, cost, txs)
- default:
- panic(nil)
- }
+ return sendRequest(p.rw, SendTxV2Msg, reqID, cost, txs)
}
type keyValueEntry struct {
diff --git a/les/protocol.go b/les/protocol.go
index 65395ac0520cb6c4610ccc630a9106a641fd2960..86e450d01c59c4da95daf901cd5ca7bd6962fd32 100644
--- a/les/protocol.go
+++ b/les/protocol.go
@@ -33,19 +33,18 @@ import (
// Constants to match up protocol versions and messages
const (
- lpv1 = 1
lpv2 = 2
)
// Supported versions of the les protocol (first is primary)
var (
- ClientProtocolVersions = []uint{lpv2, lpv1}
- ServerProtocolVersions = []uint{lpv2, lpv1}
+ ClientProtocolVersions = []uint{lpv2}
+ ServerProtocolVersions = []uint{lpv2}
AdvertiseProtocolVersions = []uint{lpv2} // clients are searching for the first advertised protocol in the list
)
// Number of implemented message corresponding to different protocol versions.
-var ProtocolLengths = map[uint]uint64{lpv1: 15, lpv2: 22}
+var ProtocolLengths = map[uint]uint64{lpv2: 22}
const (
NetworkId = 1
@@ -54,7 +53,7 @@ const (
// les protocol message codes
const (
- // Protocol messages belonging to LPV1
+ // Protocol messages inherited from LPV1
StatusMsg = 0x00
AnnounceMsg = 0x01
GetBlockHeadersMsg = 0x02
@@ -63,14 +62,9 @@ const (
BlockBodiesMsg = 0x05
GetReceiptsMsg = 0x06
ReceiptsMsg = 0x07
- GetProofsV1Msg = 0x08
- ProofsV1Msg = 0x09
GetCodeMsg = 0x0a
CodeMsg = 0x0b
- SendTxMsg = 0x0c
- GetHeaderProofsMsg = 0x0d
- HeaderProofsMsg = 0x0e
- // Protocol messages belonging to LPV2
+ // Protocol messages introduced in LPV2
GetProofsV2Msg = 0x0f
ProofsV2Msg = 0x10
GetHelperTrieProofsMsg = 0x11
@@ -89,10 +83,7 @@ var requests = map[uint64]requestInfo{
GetBlockHeadersMsg: {"GetBlockHeaders", MaxHeaderFetch},
GetBlockBodiesMsg: {"GetBlockBodies", MaxBodyFetch},
GetReceiptsMsg: {"GetReceipts", MaxReceiptFetch},
- GetProofsV1Msg: {"GetProofsV1", MaxProofsFetch},
GetCodeMsg: {"GetCode", MaxCodeFetch},
- SendTxMsg: {"SendTx", MaxTxSend},
- GetHeaderProofsMsg: {"GetHeaderProofs", MaxHelperTrieProofsFetch},
GetProofsV2Msg: {"GetProofsV2", MaxProofsFetch},
GetHelperTrieProofsMsg: {"GetHelperTrieProofs", MaxHelperTrieProofsFetch},
SendTxV2Msg: {"SendTxV2", MaxTxSend},
diff --git a/les/request_test.go b/les/request_test.go
index c9c18519828c5abb800004ddaffaa0024e62220f..e0d00d18c5d8cc9282f5711731bec40a9d79a928 100644
--- a/les/request_test.go
+++ b/les/request_test.go
@@ -36,24 +36,18 @@ func secAddr(addr common.Address) []byte {
type accessTestFn func(db ethdb.Database, bhash common.Hash, number uint64) light.OdrRequest
-func TestBlockAccessLes1(t *testing.T) { testAccess(t, 1, tfBlockAccess) }
-
func TestBlockAccessLes2(t *testing.T) { testAccess(t, 2, tfBlockAccess) }
func tfBlockAccess(db ethdb.Database, bhash common.Hash, number uint64) light.OdrRequest {
return &light.BlockRequest{Hash: bhash, Number: number}
}
-func TestReceiptsAccessLes1(t *testing.T) { testAccess(t, 1, tfReceiptsAccess) }
-
func TestReceiptsAccessLes2(t *testing.T) { testAccess(t, 2, tfReceiptsAccess) }
func tfReceiptsAccess(db ethdb.Database, bhash common.Hash, number uint64) light.OdrRequest {
return &light.ReceiptsRequest{Hash: bhash, Number: number}
}
-func TestTrieEntryAccessLes1(t *testing.T) { testAccess(t, 1, tfTrieEntryAccess) }
-
func TestTrieEntryAccessLes2(t *testing.T) { testAccess(t, 2, tfTrieEntryAccess) }
func tfTrieEntryAccess(db ethdb.Database, bhash common.Hash, number uint64) light.OdrRequest {
@@ -63,8 +57,6 @@ func tfTrieEntryAccess(db ethdb.Database, bhash common.Hash, number uint64) ligh
return nil
}
-func TestCodeAccessLes1(t *testing.T) { testAccess(t, 1, tfCodeAccess) }
-
func TestCodeAccessLes2(t *testing.T) { testAccess(t, 2, tfCodeAccess) }
func tfCodeAccess(db ethdb.Database, bhash common.Hash, num uint64) light.OdrRequest {
diff --git a/light/odr_test.go b/light/odr_test.go
index c1762c43ec94275309ac066ea206c705f1b3a67a..55725d84e0ab1a26f387c04c640c69f43f9b782f 100644
--- a/light/odr_test.go
+++ b/light/odr_test.go
@@ -99,7 +99,7 @@ func (odr *testOdr) IndexerConfig() *IndexerConfig {
type odrTestFn func(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc *LightChain, bhash common.Hash) ([]byte, error)
-func TestOdrGetBlockLes1(t *testing.T) { testChainOdr(t, 1, odrGetBlock) }
+func TestOdrGetBlockLes2(t *testing.T) { testChainOdr(t, 1, odrGetBlock) }
func odrGetBlock(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc *LightChain, bhash common.Hash) ([]byte, error) {
var block *types.Block
@@ -115,7 +115,7 @@ func odrGetBlock(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc
return rlp, nil
}
-func TestOdrGetReceiptsLes1(t *testing.T) { testChainOdr(t, 1, odrGetReceipts) }
+func TestOdrGetReceiptsLes2(t *testing.T) { testChainOdr(t, 1, odrGetReceipts) }
func odrGetReceipts(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc *LightChain, bhash common.Hash) ([]byte, error) {
var receipts types.Receipts
@@ -137,7 +137,7 @@ func odrGetReceipts(ctx context.Context, db ethdb.Database, bc *core.BlockChain,
return rlp, nil
}
-func TestOdrAccountsLes1(t *testing.T) { testChainOdr(t, 1, odrAccounts) }
+func TestOdrAccountsLes2(t *testing.T) { testChainOdr(t, 1, odrAccounts) }
func odrAccounts(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc *LightChain, bhash common.Hash) ([]byte, error) {
dummyAddr := common.HexToAddress("1234567812345678123456781234567812345678")
@@ -161,7 +161,7 @@ func odrAccounts(ctx context.Context, db ethdb.Database, bc *core.BlockChain, lc
return res, st.Error()
}
-func TestOdrContractCallLes1(t *testing.T) { testChainOdr(t, 1, odrContractCall) }
+func TestOdrContractCallLes2(t *testing.T) { testChainOdr(t, 1, odrContractCall) }
type callmsg struct {
types.Message