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Revert "eth: drop eth/65, the last non-reqid protocol version" (#23426)

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This commit is contained in:
Péter Szilágyi 2021-08-20 15:14:21 +03:00 committed by GitHub
parent 5566e5d152
commit c368f728c1
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GPG Key ID: 4AEE18F83AFDEB23
15 changed files with 602 additions and 172 deletions
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2
cmd/devp2p/internal/ethtest/suite_test.go
View File

@ -45,7 +45,7 @@ func TestEthSuite(t *testing.T) {
if err != nil {
t.Fatalf("could not create new test suite: %v", err)
}
for _, test := range suite.Eth66Tests() {
for _, test := range suite.AllEthTests() {
t.Run(test.Name, func(t *testing.T) {
result := utesting.RunTAP([]utesting.Test{{Name: test.Name, Fn: test.Fn}}, os.Stdout)
if result[0].Failed {

4
eth/downloader/downloader.go
View File

@ -448,8 +448,8 @@ func (d *Downloader) syncWithPeer(p *peerConnection, hash common.Hash, td *big.I
d.mux.Post(DoneEvent{latest})
}
}()
if p.version < eth.ETH66 {
return fmt.Errorf("%w: advertized %d < required %d", errTooOld, p.version, eth.ETH66)
if p.version < eth.ETH65 {
return fmt.Errorf("%w: advertized %d < required %d", errTooOld, p.version, eth.ETH65)
}
mode := d.getMode()

95
eth/downloader/downloader_test.go
View File

@ -522,6 +522,10 @@ func assertOwnForkedChain(t *testing.T, tester *downloadTester, common int, leng
}
}
func TestCanonicalSynchronisation65Full(t *testing.T) { testCanonSync(t, eth.ETH65, FullSync) }
func TestCanonicalSynchronisation65Fast(t *testing.T) { testCanonSync(t, eth.ETH65, FastSync) }
func TestCanonicalSynchronisation65Light(t *testing.T) { testCanonSync(t, eth.ETH65, LightSync) }
func TestCanonicalSynchronisation66Full(t *testing.T) { testCanonSync(t, eth.ETH66, FullSync) }
func TestCanonicalSynchronisation66Fast(t *testing.T) { testCanonSync(t, eth.ETH66, FastSync) }
func TestCanonicalSynchronisation66Light(t *testing.T) { testCanonSync(t, eth.ETH66, LightSync) }
@ -545,6 +549,9 @@ func testCanonSync(t *testing.T, protocol uint, mode SyncMode) {
// Tests that if a large batch of blocks are being downloaded, it is throttled
// until the cached blocks are retrieved.
func TestThrottling65Full(t *testing.T) { testThrottling(t, eth.ETH65, FullSync) }
func TestThrottling65Fast(t *testing.T) { testThrottling(t, eth.ETH65, FastSync) }
func TestThrottling66Full(t *testing.T) { testThrottling(t, eth.ETH66, FullSync) }
func TestThrottling66Fast(t *testing.T) { testThrottling(t, eth.ETH66, FastSync) }
@ -627,6 +634,10 @@ func testThrottling(t *testing.T, protocol uint, mode SyncMode) {
// Tests that simple synchronization against a forked chain works correctly. In
// this test common ancestor lookup should *not* be short circuited, and a full
// binary search should be executed.
func TestForkedSync65Full(t *testing.T) { testForkedSync(t, eth.ETH65, FullSync) }
func TestForkedSync65Fast(t *testing.T) { testForkedSync(t, eth.ETH65, FastSync) }
func TestForkedSync65Light(t *testing.T) { testForkedSync(t, eth.ETH65, LightSync) }
func TestForkedSync66Full(t *testing.T) { testForkedSync(t, eth.ETH66, FullSync) }
func TestForkedSync66Fast(t *testing.T) { testForkedSync(t, eth.ETH66, FastSync) }
func TestForkedSync66Light(t *testing.T) { testForkedSync(t, eth.ETH66, LightSync) }
@ -656,6 +667,10 @@ func testForkedSync(t *testing.T, protocol uint, mode SyncMode) {
// Tests that synchronising against a much shorter but much heavyer fork works
// corrently and is not dropped.
func TestHeavyForkedSync65Full(t *testing.T) { testHeavyForkedSync(t, eth.ETH65, FullSync) }
func TestHeavyForkedSync65Fast(t *testing.T) { testHeavyForkedSync(t, eth.ETH65, FastSync) }
func TestHeavyForkedSync65Light(t *testing.T) { testHeavyForkedSync(t, eth.ETH65, LightSync) }
func TestHeavyForkedSync66Full(t *testing.T) { testHeavyForkedSync(t, eth.ETH66, FullSync) }
func TestHeavyForkedSync66Fast(t *testing.T) { testHeavyForkedSync(t, eth.ETH66, FastSync) }
func TestHeavyForkedSync66Light(t *testing.T) { testHeavyForkedSync(t, eth.ETH66, LightSync) }
@ -687,6 +702,10 @@ func testHeavyForkedSync(t *testing.T, protocol uint, mode SyncMode) {
// Tests that chain forks are contained within a certain interval of the current
// chain head, ensuring that malicious peers cannot waste resources by feeding
// long dead chains.
func TestBoundedForkedSync65Full(t *testing.T) { testBoundedForkedSync(t, eth.ETH65, FullSync) }
func TestBoundedForkedSync65Fast(t *testing.T) { testBoundedForkedSync(t, eth.ETH65, FastSync) }
func TestBoundedForkedSync65Light(t *testing.T) { testBoundedForkedSync(t, eth.ETH65, LightSync) }
func TestBoundedForkedSync66Full(t *testing.T) { testBoundedForkedSync(t, eth.ETH66, FullSync) }
func TestBoundedForkedSync66Fast(t *testing.T) { testBoundedForkedSync(t, eth.ETH66, FastSync) }
func TestBoundedForkedSync66Light(t *testing.T) { testBoundedForkedSync(t, eth.ETH66, LightSync) }
@ -717,6 +736,16 @@ func testBoundedForkedSync(t *testing.T, protocol uint, mode SyncMode) {
// Tests that chain forks are contained within a certain interval of the current
// chain head for short but heavy forks too. These are a bit special because they
// take different ancestor lookup paths.
func TestBoundedHeavyForkedSync65Full(t *testing.T) {
testBoundedHeavyForkedSync(t, eth.ETH65, FullSync)
}
func TestBoundedHeavyForkedSync65Fast(t *testing.T) {
testBoundedHeavyForkedSync(t, eth.ETH65, FastSync)
}
func TestBoundedHeavyForkedSync65Light(t *testing.T) {
testBoundedHeavyForkedSync(t, eth.ETH65, LightSync)
}
func TestBoundedHeavyForkedSync66Full(t *testing.T) {
testBoundedHeavyForkedSync(t, eth.ETH66, FullSync)
}
@ -771,6 +800,10 @@ func TestInactiveDownloader63(t *testing.T) {
}
// Tests that a canceled download wipes all previously accumulated state.
func TestCancel65Full(t *testing.T) { testCancel(t, eth.ETH65, FullSync) }
func TestCancel65Fast(t *testing.T) { testCancel(t, eth.ETH65, FastSync) }
func TestCancel65Light(t *testing.T) { testCancel(t, eth.ETH65, LightSync) }
func TestCancel66Full(t *testing.T) { testCancel(t, eth.ETH66, FullSync) }
func TestCancel66Fast(t *testing.T) { testCancel(t, eth.ETH66, FastSync) }
func TestCancel66Light(t *testing.T) { testCancel(t, eth.ETH66, LightSync) }
@ -800,6 +833,10 @@ func testCancel(t *testing.T, protocol uint, mode SyncMode) {
}
// Tests that synchronisation from multiple peers works as intended (multi thread sanity test).
func TestMultiSynchronisation65Full(t *testing.T) { testMultiSynchronisation(t, eth.ETH65, FullSync) }
func TestMultiSynchronisation65Fast(t *testing.T) { testMultiSynchronisation(t, eth.ETH65, FastSync) }
func TestMultiSynchronisation65Light(t *testing.T) { testMultiSynchronisation(t, eth.ETH65, LightSync) }
func TestMultiSynchronisation66Full(t *testing.T) { testMultiSynchronisation(t, eth.ETH66, FullSync) }
func TestMultiSynchronisation66Fast(t *testing.T) { testMultiSynchronisation(t, eth.ETH66, FastSync) }
func TestMultiSynchronisation66Light(t *testing.T) { testMultiSynchronisation(t, eth.ETH66, LightSync) }
@ -826,6 +863,10 @@ func testMultiSynchronisation(t *testing.T, protocol uint, mode SyncMode) {
// Tests that synchronisations behave well in multi-version protocol environments
// and not wreak havoc on other nodes in the network.
func TestMultiProtoSynchronisation65Full(t *testing.T) { testMultiProtoSync(t, eth.ETH65, FullSync) }
func TestMultiProtoSynchronisation65Fast(t *testing.T) { testMultiProtoSync(t, eth.ETH65, FastSync) }
func TestMultiProtoSynchronisation65Light(t *testing.T) { testMultiProtoSync(t, eth.ETH65, LightSync) }
func TestMultiProtoSynchronisation66Full(t *testing.T) { testMultiProtoSync(t, eth.ETH66, FullSync) }
func TestMultiProtoSynchronisation66Fast(t *testing.T) { testMultiProtoSync(t, eth.ETH66, FastSync) }
func TestMultiProtoSynchronisation66Light(t *testing.T) { testMultiProtoSync(t, eth.ETH66, LightSync) }
@ -840,8 +881,8 @@ func testMultiProtoSync(t *testing.T, protocol uint, mode SyncMode) {
chain := testChainBase.shorten(blockCacheMaxItems - 15)
// Create peers of every type
tester.newPeer("peer 65", eth.ETH65, chain)
tester.newPeer("peer 66", eth.ETH66, chain)
//tester.newPeer("peer 65", eth.ETH67, chain)
// Synchronise with the requested peer and make sure all blocks were retrieved
if err := tester.sync(fmt.Sprintf("peer %d", protocol), nil, mode); err != nil {
@ -850,7 +891,7 @@ func testMultiProtoSync(t *testing.T, protocol uint, mode SyncMode) {
assertOwnChain(t, tester, chain.len())
// Check that no peers have been dropped off
for _, version := range []int{66} {
for _, version := range []int{65, 66} {
peer := fmt.Sprintf("peer %d", version)
if _, ok := tester.peers[peer]; !ok {
t.Errorf("%s dropped", peer)
@ -860,6 +901,10 @@ func testMultiProtoSync(t *testing.T, protocol uint, mode SyncMode) {
// Tests that if a block is empty (e.g. header only), no body request should be
// made, and instead the header should be assembled into a whole block in itself.
func TestEmptyShortCircuit65Full(t *testing.T) { testEmptyShortCircuit(t, eth.ETH65, FullSync) }
func TestEmptyShortCircuit65Fast(t *testing.T) { testEmptyShortCircuit(t, eth.ETH65, FastSync) }
func TestEmptyShortCircuit65Light(t *testing.T) { testEmptyShortCircuit(t, eth.ETH65, LightSync) }
func TestEmptyShortCircuit66Full(t *testing.T) { testEmptyShortCircuit(t, eth.ETH66, FullSync) }
func TestEmptyShortCircuit66Fast(t *testing.T) { testEmptyShortCircuit(t, eth.ETH66, FastSync) }
func TestEmptyShortCircuit66Light(t *testing.T) { testEmptyShortCircuit(t, eth.ETH66, LightSync) }
@ -910,6 +955,10 @@ func testEmptyShortCircuit(t *testing.T, protocol uint, mode SyncMode) {
// Tests that headers are enqueued continuously, preventing malicious nodes from
// stalling the downloader by feeding gapped header chains.
func TestMissingHeaderAttack65Full(t *testing.T) { testMissingHeaderAttack(t, eth.ETH65, FullSync) }
func TestMissingHeaderAttack65Fast(t *testing.T) { testMissingHeaderAttack(t, eth.ETH65, FastSync) }
func TestMissingHeaderAttack65Light(t *testing.T) { testMissingHeaderAttack(t, eth.ETH65, LightSync) }
func TestMissingHeaderAttack66Full(t *testing.T) { testMissingHeaderAttack(t, eth.ETH66, FullSync) }
func TestMissingHeaderAttack66Fast(t *testing.T) { testMissingHeaderAttack(t, eth.ETH66, FastSync) }
func TestMissingHeaderAttack66Light(t *testing.T) { testMissingHeaderAttack(t, eth.ETH66, LightSync) }
@ -938,6 +987,10 @@ func testMissingHeaderAttack(t *testing.T, protocol uint, mode SyncMode) {
// Tests that if requested headers are shifted (i.e. first is missing), the queue
// detects the invalid numbering.
func TestShiftedHeaderAttack65Full(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH65, FullSync) }
func TestShiftedHeaderAttack65Fast(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH65, FastSync) }
func TestShiftedHeaderAttack65Light(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH65, LightSync) }
func TestShiftedHeaderAttack66Full(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH66, FullSync) }
func TestShiftedHeaderAttack66Fast(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH66, FastSync) }
func TestShiftedHeaderAttack66Light(t *testing.T) { testShiftedHeaderAttack(t, eth.ETH66, LightSync) }
@ -971,6 +1024,7 @@ func testShiftedHeaderAttack(t *testing.T, protocol uint, mode SyncMode) {
// Tests that upon detecting an invalid header, the recent ones are rolled back
// for various failure scenarios. Afterwards a full sync is attempted to make
// sure no state was corrupted.
func TestInvalidHeaderRollback65Fast(t *testing.T) { testInvalidHeaderRollback(t, eth.ETH65, FastSync) }
func TestInvalidHeaderRollback66Fast(t *testing.T) { testInvalidHeaderRollback(t, eth.ETH66, FastSync) }
func testInvalidHeaderRollback(t *testing.T, protocol uint, mode SyncMode) {
@ -1061,6 +1115,16 @@ func testInvalidHeaderRollback(t *testing.T, protocol uint, mode SyncMode) {
// Tests that a peer advertising a high TD doesn't get to stall the downloader
// afterwards by not sending any useful hashes.
func TestHighTDStarvationAttack65Full(t *testing.T) {
testHighTDStarvationAttack(t, eth.ETH65, FullSync)
}
func TestHighTDStarvationAttack65Fast(t *testing.T) {
testHighTDStarvationAttack(t, eth.ETH65, FastSync)
}
func TestHighTDStarvationAttack65Light(t *testing.T) {
testHighTDStarvationAttack(t, eth.ETH65, LightSync)
}
func TestHighTDStarvationAttack66Full(t *testing.T) {
testHighTDStarvationAttack(t, eth.ETH66, FullSync)
}
@ -1085,6 +1149,7 @@ func testHighTDStarvationAttack(t *testing.T, protocol uint, mode SyncMode) {
}
// Tests that misbehaving peers are disconnected, whilst behaving ones are not.
func TestBlockHeaderAttackerDropping65(t *testing.T) { testBlockHeaderAttackerDropping(t, eth.ETH65) }
func TestBlockHeaderAttackerDropping66(t *testing.T) { testBlockHeaderAttackerDropping(t, eth.ETH66) }
func testBlockHeaderAttackerDropping(t *testing.T, protocol uint) {
@ -1137,6 +1202,10 @@ func testBlockHeaderAttackerDropping(t *testing.T, protocol uint) {
// Tests that synchronisation progress (origin block number, current block number
// and highest block number) is tracked and updated correctly.
func TestSyncProgress65Full(t *testing.T) { testSyncProgress(t, eth.ETH65, FullSync) }
func TestSyncProgress65Fast(t *testing.T) { testSyncProgress(t, eth.ETH65, FastSync) }
func TestSyncProgress65Light(t *testing.T) { testSyncProgress(t, eth.ETH65, LightSync) }
func TestSyncProgress66Full(t *testing.T) { testSyncProgress(t, eth.ETH66, FullSync) }
func TestSyncProgress66Fast(t *testing.T) { testSyncProgress(t, eth.ETH66, FastSync) }
func TestSyncProgress66Light(t *testing.T) { testSyncProgress(t, eth.ETH66, LightSync) }
@ -1217,6 +1286,10 @@ func checkProgress(t *testing.T, d *Downloader, stage string, want ethereum.Sync
// Tests that synchronisation progress (origin block number and highest block
// number) is tracked and updated correctly in case of a fork (or manual head
// revertal).
func TestForkedSyncProgress65Full(t *testing.T) { testForkedSyncProgress(t, eth.ETH65, FullSync) }
func TestForkedSyncProgress65Fast(t *testing.T) { testForkedSyncProgress(t, eth.ETH65, FastSync) }
func TestForkedSyncProgress65Light(t *testing.T) { testForkedSyncProgress(t, eth.ETH65, LightSync) }
func TestForkedSyncProgress66Full(t *testing.T) { testForkedSyncProgress(t, eth.ETH66, FullSync) }
func TestForkedSyncProgress66Fast(t *testing.T) { testForkedSyncProgress(t, eth.ETH66, FastSync) }
func TestForkedSyncProgress66Light(t *testing.T) { testForkedSyncProgress(t, eth.ETH66, LightSync) }
@ -1289,6 +1362,10 @@ func testForkedSyncProgress(t *testing.T, protocol uint, mode SyncMode) {
// Tests that if synchronisation is aborted due to some failure, then the progress
// origin is not updated in the next sync cycle, as it should be considered the
// continuation of the previous sync and not a new instance.
func TestFailedSyncProgress65Full(t *testing.T) { testFailedSyncProgress(t, eth.ETH65, FullSync) }
func TestFailedSyncProgress65Fast(t *testing.T) { testFailedSyncProgress(t, eth.ETH65, FastSync) }
func TestFailedSyncProgress65Light(t *testing.T) { testFailedSyncProgress(t, eth.ETH65, LightSync) }
func TestFailedSyncProgress66Full(t *testing.T) { testFailedSyncProgress(t, eth.ETH66, FullSync) }
func TestFailedSyncProgress66Fast(t *testing.T) { testFailedSyncProgress(t, eth.ETH66, FastSync) }
func TestFailedSyncProgress66Light(t *testing.T) { testFailedSyncProgress(t, eth.ETH66, LightSync) }
@ -1358,6 +1435,10 @@ func testFailedSyncProgress(t *testing.T, protocol uint, mode SyncMode) {
// Tests that if an attacker fakes a chain height, after the attack is detected,
// the progress height is successfully reduced at the next sync invocation.
func TestFakedSyncProgress65Full(t *testing.T) { testFakedSyncProgress(t, eth.ETH65, FullSync) }
func TestFakedSyncProgress65Fast(t *testing.T) { testFakedSyncProgress(t, eth.ETH65, FastSync) }
func TestFakedSyncProgress65Light(t *testing.T) { testFakedSyncProgress(t, eth.ETH65, LightSync) }
func TestFakedSyncProgress66Full(t *testing.T) { testFakedSyncProgress(t, eth.ETH66, FullSync) }
func TestFakedSyncProgress66Fast(t *testing.T) { testFakedSyncProgress(t, eth.ETH66, FastSync) }
func TestFakedSyncProgress66Light(t *testing.T) { testFakedSyncProgress(t, eth.ETH66, LightSync) }
@ -1431,6 +1512,10 @@ func testFakedSyncProgress(t *testing.T, protocol uint, mode SyncMode) {
// This test reproduces an issue where unexpected deliveries would
// block indefinitely if they arrived at the right time.
func TestDeliverHeadersHang65Full(t *testing.T) { testDeliverHeadersHang(t, eth.ETH65, FullSync) }
func TestDeliverHeadersHang65Fast(t *testing.T) { testDeliverHeadersHang(t, eth.ETH65, FastSync) }
func TestDeliverHeadersHang65Light(t *testing.T) { testDeliverHeadersHang(t, eth.ETH65, LightSync) }
func TestDeliverHeadersHang66Full(t *testing.T) { testDeliverHeadersHang(t, eth.ETH66, FullSync) }
func TestDeliverHeadersHang66Fast(t *testing.T) { testDeliverHeadersHang(t, eth.ETH66, FastSync) }
func TestDeliverHeadersHang66Light(t *testing.T) { testDeliverHeadersHang(t, eth.ETH66, LightSync) }
@ -1588,6 +1673,12 @@ func TestRemoteHeaderRequestSpan(t *testing.T) {
// Tests that peers below a pre-configured checkpoint block are prevented from
// being fast-synced from, avoiding potential cheap eclipse attacks.
func TestCheckpointEnforcement65Full(t *testing.T) { testCheckpointEnforcement(t, eth.ETH65, FullSync) }
func TestCheckpointEnforcement65Fast(t *testing.T) { testCheckpointEnforcement(t, eth.ETH65, FastSync) }
func TestCheckpointEnforcement65Light(t *testing.T) {
testCheckpointEnforcement(t, eth.ETH65, LightSync)
}
func TestCheckpointEnforcement66Full(t *testing.T) { testCheckpointEnforcement(t, eth.ETH66, FullSync) }
func TestCheckpointEnforcement66Fast(t *testing.T) { testCheckpointEnforcement(t, eth.ETH66, FastSync) }
func TestCheckpointEnforcement66Light(t *testing.T) {

8
eth/downloader/peer.go
View File

@ -413,7 +413,7 @@ func (ps *peerSet) HeaderIdlePeers() ([]*peerConnection, int) {
throughput := func(p *peerConnection) int {
return p.rates.Capacity(eth.BlockHeadersMsg, time.Second)
}
return ps.idlePeers(eth.ETH66, eth.ETH66, idle, throughput)
return ps.idlePeers(eth.ETH65, eth.ETH66, idle, throughput)
}
// BodyIdlePeers retrieves a flat list of all the currently body-idle peers within
@ -425,7 +425,7 @@ func (ps *peerSet) BodyIdlePeers() ([]*peerConnection, int) {
throughput := func(p *peerConnection) int {
return p.rates.Capacity(eth.BlockBodiesMsg, time.Second)
}
return ps.idlePeers(eth.ETH66, eth.ETH66, idle, throughput)
return ps.idlePeers(eth.ETH65, eth.ETH66, idle, throughput)
}
// ReceiptIdlePeers retrieves a flat list of all the currently receipt-idle peers
@ -437,7 +437,7 @@ func (ps *peerSet) ReceiptIdlePeers() ([]*peerConnection, int) {
throughput := func(p *peerConnection) int {
return p.rates.Capacity(eth.ReceiptsMsg, time.Second)
}
return ps.idlePeers(eth.ETH66, eth.ETH66, idle, throughput)
return ps.idlePeers(eth.ETH65, eth.ETH66, idle, throughput)
}
// NodeDataIdlePeers retrieves a flat list of all the currently node-data-idle
@ -449,7 +449,7 @@ func (ps *peerSet) NodeDataIdlePeers() ([]*peerConnection, int) {
throughput := func(p *peerConnection) int {
return p.rates.Capacity(eth.NodeDataMsg, time.Second)
}
return ps.idlePeers(eth.ETH66, eth.ETH66, idle, throughput)
return ps.idlePeers(eth.ETH65, eth.ETH66, idle, throughput)
}
// idlePeers retrieves a flat list of all currently idle peers satisfying the

5
eth/handler.go
View File

@ -117,6 +117,7 @@ type handler struct {
whitelist map[uint64]common.Hash
// channels for fetcher, syncer, txsyncLoop
txsyncCh chan *txsync
quitSync chan struct{}
chainSync *chainSyncer
@ -139,6 +140,7 @@ func newHandler(config *handlerConfig) (*handler, error) {
chain: config.Chain,
peers: newPeerSet(),
whitelist: config.Whitelist,
txsyncCh: make(chan *txsync),
quitSync: make(chan struct{}),
}
if config.Sync == downloader.FullSync {
@ -406,8 +408,9 @@ func (h *handler) Start(maxPeers int) {
go h.minedBroadcastLoop()
// start sync handlers
h.wg.Add(1)
h.wg.Add(2)
go h.chainSync.loop()
go h.txsyncLoop64() // TODO(karalabe): Legacy initial tx echange, drop with eth/64.
}
func (h *handler) Stop() {

38
eth/handler_eth_test.go
View File

@ -80,6 +80,7 @@ func (h *testEthHandler) Handle(peer *eth.Peer, packet eth.Packet) error {
// Tests that peers are correctly accepted (or rejected) based on the advertised
// fork IDs in the protocol handshake.
func TestForkIDSplit65(t *testing.T) { testForkIDSplit(t, eth.ETH65) }
func TestForkIDSplit66(t *testing.T) { testForkIDSplit(t, eth.ETH66) }
func testForkIDSplit(t *testing.T, protocol uint) {
@ -235,6 +236,7 @@ func testForkIDSplit(t *testing.T, protocol uint) {
}
// Tests that received transactions are added to the local pool.
func TestRecvTransactions65(t *testing.T) { testRecvTransactions(t, eth.ETH65) }
func TestRecvTransactions66(t *testing.T) { testRecvTransactions(t, eth.ETH66) }
func testRecvTransactions(t *testing.T, protocol uint) {
@ -292,6 +294,7 @@ func testRecvTransactions(t *testing.T, protocol uint) {
}
// This test checks that pending transactions are sent.
func TestSendTransactions65(t *testing.T) { testSendTransactions(t, eth.ETH65) }
func TestSendTransactions66(t *testing.T) { testSendTransactions(t, eth.ETH66) }
func testSendTransactions(t *testing.T, protocol uint) {
@ -303,7 +306,7 @@ func testSendTransactions(t *testing.T, protocol uint) {
insert := make([]*types.Transaction, 100)
for nonce := range insert {
tx := types.NewTransaction(uint64(nonce), common.Address{}, big.NewInt(0), 100000, big.NewInt(0), make([]byte, 10240))
tx := types.NewTransaction(uint64(nonce), common.Address{}, big.NewInt(0), 100000, big.NewInt(0), make([]byte, txsyncPackSize/10))
tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
insert[nonce] = tx
@ -377,6 +380,7 @@ func testSendTransactions(t *testing.T, protocol uint) {
// Tests that transactions get propagated to all attached peers, either via direct
// broadcasts or via announcements/retrievals.
func TestTransactionPropagation65(t *testing.T) { testTransactionPropagation(t, eth.ETH65) }
func TestTransactionPropagation66(t *testing.T) { testTransactionPropagation(t, eth.ETH66) }
func testTransactionPropagation(t *testing.T, protocol uint) {
@ -517,8 +521,8 @@ func testCheckpointChallenge(t *testing.T, syncmode downloader.SyncMode, checkpo
defer p2pLocal.Close()
defer p2pRemote.Close()
local := eth.NewPeer(eth.ETH66, p2p.NewPeerPipe(enode.ID{1}, "", nil, p2pLocal), p2pLocal, handler.txpool)
remote := eth.NewPeer(eth.ETH66, p2p.NewPeerPipe(enode.ID{2}, "", nil, p2pRemote), p2pRemote, handler.txpool)
local := eth.NewPeer(eth.ETH65, p2p.NewPeerPipe(enode.ID{1}, "", nil, p2pLocal), p2pLocal, handler.txpool)
remote := eth.NewPeer(eth.ETH65, p2p.NewPeerPipe(enode.ID{2}, "", nil, p2pRemote), p2pRemote, handler.txpool)
defer local.Close()
defer remote.Close()
@ -539,39 +543,30 @@ func testCheckpointChallenge(t *testing.T, syncmode downloader.SyncMode, checkpo
if err := remote.Handshake(1, td, head.Hash(), genesis.Hash(), forkid.NewIDWithChain(handler.chain), forkid.NewFilter(handler.chain)); err != nil {
t.Fatalf("failed to run protocol handshake")
}
// Connect a new peer and check that we receive the checkpoint challenge.
if checkpoint {
msg, err := p2pRemote.ReadMsg()
if err != nil {
t.Fatalf("failed to read checkpoint challenge: %v", err)
}
request := new(eth.GetBlockHeadersPacket66)
if err := msg.Decode(request); err != nil {
t.Fatalf("failed to decode checkpoint challenge: %v", err)
}
query := request.GetBlockHeadersPacket
if query.Origin.Number != response.Number.Uint64() || query.Amount != 1 || query.Skip != 0 || query.Reverse {
t.Fatalf("challenge mismatch: have [%d, %d, %d, %v] want [%d, %d, %d, %v]",
query.Origin.Number, query.Amount, query.Skip, query.Reverse,
response.Number.Uint64(), 1, 0, false)
if err := remote.ExpectRequestHeadersByNumber(response.Number.Uint64(), 1, 0, false); err != nil {
t.Fatalf("challenge mismatch: %v", err)
}
// Create a block to reply to the challenge if no timeout is simulated.
if !timeout {
if empty {
if err := remote.ReplyBlockHeaders(request.RequestId, []*types.Header{}); err != nil {
if err := remote.SendBlockHeaders([]*types.Header{}); err != nil {
t.Fatalf("failed to answer challenge: %v", err)
}
} else if match {
if err := remote.ReplyBlockHeaders(request.RequestId, []*types.Header{response}); err != nil {
if err := remote.SendBlockHeaders([]*types.Header{response}); err != nil {
t.Fatalf("failed to answer challenge: %v", err)
}
} else {
if err := remote.ReplyBlockHeaders(request.RequestId, []*types.Header{{Number: response.Number}}); err != nil {
if err := remote.SendBlockHeaders([]*types.Header{{Number: response.Number}}); err != nil {
t.Fatalf("failed to answer challenge: %v", err)
}
}
}
}
// Wait until the test timeout passes to ensure proper cleanup
time.Sleep(syncChallengeTimeout + 300*time.Millisecond)
@ -624,8 +619,8 @@ func testBroadcastBlock(t *testing.T, peers, bcasts int) {
defer sourcePipe.Close()
defer sinkPipe.Close()
sourcePeer := eth.NewPeer(eth.ETH66, p2p.NewPeerPipe(enode.ID{byte(i)}, "", nil, sourcePipe), sourcePipe, nil)
sinkPeer := eth.NewPeer(eth.ETH66, p2p.NewPeerPipe(enode.ID{0}, "", nil, sinkPipe), sinkPipe, nil)
sourcePeer := eth.NewPeer(eth.ETH65, p2p.NewPeerPipe(enode.ID{byte(i)}, "", nil, sourcePipe), sourcePipe, nil)
sinkPeer := eth.NewPeer(eth.ETH65, p2p.NewPeerPipe(enode.ID{0}, "", nil, sinkPipe), sinkPipe, nil)
defer sourcePeer.Close()
defer sinkPeer.Close()
@ -676,6 +671,7 @@ func testBroadcastBlock(t *testing.T, peers, bcasts int) {
// Tests that a propagated malformed block (uncles or transactions don't match
// with the hashes in the header) gets discarded and not broadcast forward.
func TestBroadcastMalformedBlock65(t *testing.T) { testBroadcastMalformedBlock(t, eth.ETH65) }
func TestBroadcastMalformedBlock66(t *testing.T) { testBroadcastMalformedBlock(t, eth.ETH66) }
func testBroadcastMalformedBlock(t *testing.T, protocol uint) {

47
eth/protocols/eth/handler.go
View File

@ -171,21 +171,39 @@ type Decoder interface {
Time() time.Time
}
var eth65 = map[uint64]msgHandler{
GetBlockHeadersMsg: handleGetBlockHeaders,
BlockHeadersMsg: handleBlockHeaders,
GetBlockBodiesMsg: handleGetBlockBodies,
BlockBodiesMsg: handleBlockBodies,
GetNodeDataMsg: handleGetNodeData,
NodeDataMsg: handleNodeData,
GetReceiptsMsg: handleGetReceipts,
ReceiptsMsg: handleReceipts,
NewBlockHashesMsg: handleNewBlockhashes,
NewBlockMsg: handleNewBlock,
TransactionsMsg: handleTransactions,
NewPooledTransactionHashesMsg: handleNewPooledTransactionHashes,
GetPooledTransactionsMsg: handleGetPooledTransactions,
PooledTransactionsMsg: handlePooledTransactions,
}
var eth66 = map[uint64]msgHandler{
NewBlockHashesMsg: handleNewBlockhashes,
NewBlockMsg: handleNewBlock,
TransactionsMsg: handleTransactions,
NewPooledTransactionHashesMsg: handleNewPooledTransactionHashes,
GetBlockHeadersMsg: handleGetBlockHeaders66,
BlockHeadersMsg: handleBlockHeaders66,
GetBlockBodiesMsg: handleGetBlockBodies66,
BlockBodiesMsg: handleBlockBodies66,
GetNodeDataMsg: handleGetNodeData66,
NodeDataMsg: handleNodeData66,
GetReceiptsMsg: handleGetReceipts66,
ReceiptsMsg: handleReceipts66,
GetPooledTransactionsMsg: handleGetPooledTransactions66,
PooledTransactionsMsg: handlePooledTransactions66,
// eth66 messages with request-id
GetBlockHeadersMsg: handleGetBlockHeaders66,
BlockHeadersMsg: handleBlockHeaders66,
GetBlockBodiesMsg: handleGetBlockBodies66,
BlockBodiesMsg: handleBlockBodies66,
GetNodeDataMsg: handleGetNodeData66,
NodeDataMsg: handleNodeData66,
GetReceiptsMsg: handleGetReceipts66,
ReceiptsMsg: handleReceipts66,
GetPooledTransactionsMsg: handleGetPooledTransactions66,
PooledTransactionsMsg: handlePooledTransactions66,
}
// handleMessage is invoked whenever an inbound message is received from a remote
@ -201,11 +219,10 @@ func handleMessage(backend Backend, peer *Peer) error {
}
defer msg.Discard()
var handlers = eth66
//if peer.Version() >= ETH67 { // Left in as a sample when new protocol is added
// handlers = eth67
//}
var handlers = eth65
if peer.Version() >= ETH66 {
handlers = eth66
}
// Track the amount of time it takes to serve the request and run the handler
if metrics.Enabled {
h := fmt.Sprintf("%s/%s/%d/%#02x", p2p.HandleHistName, ProtocolName, peer.Version(), msg.Code)

134
eth/protocols/eth/handler_test.go
View File

@ -110,6 +110,7 @@ func (b *testBackend) Handle(*Peer, Packet) error {
}
// Tests that block headers can be retrieved from a remote chain based on user queries.
func TestGetBlockHeaders65(t *testing.T) { testGetBlockHeaders(t, ETH65) }
func TestGetBlockHeaders66(t *testing.T) { testGetBlockHeaders(t, ETH66) }
func testGetBlockHeaders(t *testing.T, protocol uint) {
@ -253,30 +254,44 @@ func testGetBlockHeaders(t *testing.T, protocol uint) {
headers = append(headers, backend.chain.GetBlockByHash(hash).Header())
}
// Send the hash request and verify the response
p2p.Send(peer.app, GetBlockHeadersMsg, GetBlockHeadersPacket66{
RequestId: 123,
GetBlockHeadersPacket: tt.query,
})
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, BlockHeadersPacket66{
RequestId: 123,
BlockHeadersPacket: headers,
}); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
if protocol <= ETH65 {
p2p.Send(peer.app, GetBlockHeadersMsg, tt.query)
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, headers); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
}
} else {
p2p.Send(peer.app, GetBlockHeadersMsg, GetBlockHeadersPacket66{
RequestId: 123,
GetBlockHeadersPacket: tt.query,
})
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, BlockHeadersPacket66{
RequestId: 123,
BlockHeadersPacket: headers,
}); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
}
}
// If the test used number origins, repeat with hashes as the too
if tt.query.Origin.Hash == (common.Hash{}) {
if origin := backend.chain.GetBlockByNumber(tt.query.Origin.Number); origin != nil {
tt.query.Origin.Hash, tt.query.Origin.Number = origin.Hash(), 0
p2p.Send(peer.app, GetBlockHeadersMsg, GetBlockHeadersPacket66{
RequestId: 456,
GetBlockHeadersPacket: tt.query,
})
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, BlockHeadersPacket66{
RequestId: 456,
BlockHeadersPacket: headers,
}); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
if protocol <= ETH65 {
p2p.Send(peer.app, GetBlockHeadersMsg, tt.query)
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, headers); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
}
} else {
p2p.Send(peer.app, GetBlockHeadersMsg, GetBlockHeadersPacket66{
RequestId: 456,
GetBlockHeadersPacket: tt.query,
})
if err := p2p.ExpectMsg(peer.app, BlockHeadersMsg, BlockHeadersPacket66{
RequestId: 456,
BlockHeadersPacket: headers,
}); err != nil {
t.Errorf("test %d: headers mismatch: %v", i, err)
}
}
}
}
@ -284,6 +299,7 @@ func testGetBlockHeaders(t *testing.T, protocol uint) {
}
// Tests that block contents can be retrieved from a remote chain based on their hashes.
func TestGetBlockBodies65(t *testing.T) { testGetBlockBodies(t, ETH65) }
func TestGetBlockBodies66(t *testing.T) { testGetBlockBodies(t, ETH66) }
func testGetBlockBodies(t *testing.T, protocol uint) {
@ -353,20 +369,28 @@ func testGetBlockBodies(t *testing.T, protocol uint) {
}
}
// Send the hash request and verify the response
p2p.Send(peer.app, GetBlockBodiesMsg, GetBlockBodiesPacket66{
RequestId: 123,
GetBlockBodiesPacket: hashes,
})
if err := p2p.ExpectMsg(peer.app, BlockBodiesMsg, BlockBodiesPacket66{
RequestId: 123,
BlockBodiesPacket: bodies,
}); err != nil {
t.Errorf("test %d: bodies mismatch: %v", i, err)
if protocol <= ETH65 {
p2p.Send(peer.app, GetBlockBodiesMsg, hashes)
if err := p2p.ExpectMsg(peer.app, BlockBodiesMsg, bodies); err != nil {
t.Errorf("test %d: bodies mismatch: %v", i, err)
}
} else {
p2p.Send(peer.app, GetBlockBodiesMsg, GetBlockBodiesPacket66{
RequestId: 123,
GetBlockBodiesPacket: hashes,
})
if err := p2p.ExpectMsg(peer.app, BlockBodiesMsg, BlockBodiesPacket66{
RequestId: 123,
BlockBodiesPacket: bodies,
}); err != nil {
t.Errorf("test %d: bodies mismatch: %v", i, err)
}
}
}
}
// Tests that the state trie nodes can be retrieved based on hashes.
func TestGetNodeData65(t *testing.T) { testGetNodeData(t, ETH65) }
func TestGetNodeData66(t *testing.T) { testGetNodeData(t, ETH66) }
func testGetNodeData(t *testing.T, protocol uint) {
@ -425,10 +449,14 @@ func testGetNodeData(t *testing.T, protocol uint) {
}
it.Release()
p2p.Send(peer.app, GetNodeDataMsg, GetNodeDataPacket66{
RequestId: 123,
GetNodeDataPacket: hashes,
})
if protocol <= ETH65 {
p2p.Send(peer.app, GetNodeDataMsg, hashes)
} else {
p2p.Send(peer.app, GetNodeDataMsg, GetNodeDataPacket66{
RequestId: 123,
GetNodeDataPacket: hashes,
})
}
msg, err := peer.app.ReadMsg()
if err != nil {
t.Fatalf("failed to read node data response: %v", err)
@ -436,14 +464,18 @@ func testGetNodeData(t *testing.T, protocol uint) {
if msg.Code != NodeDataMsg {
t.Fatalf("response packet code mismatch: have %x, want %x", msg.Code, NodeDataMsg)
}
var (
data [][]byte
res NodeDataPacket66
)
if err := msg.Decode(&res); err != nil {
t.Fatalf("failed to decode response node data: %v", err)
var data [][]byte
if protocol <= ETH65 {
if err := msg.Decode(&data); err != nil {
t.Fatalf("failed to decode response node data: %v", err)
}
} else {
var res NodeDataPacket66
if err := msg.Decode(&res); err != nil {
t.Fatalf("failed to decode response node data: %v", err)
}
data = res.NodeDataPacket
}
data = res.NodeDataPacket
// Verify that all hashes correspond to the requested data, and reconstruct a state tree
for i, want := range hashes {
if hash := crypto.Keccak256Hash(data[i]); hash != want {
@ -474,6 +506,7 @@ func testGetNodeData(t *testing.T, protocol uint) {
}
// Tests that the transaction receipts can be retrieved based on hashes.
func TestGetBlockReceipts65(t *testing.T) { testGetBlockReceipts(t, ETH65) }
func TestGetBlockReceipts66(t *testing.T) { testGetBlockReceipts(t, ETH66) }
func testGetBlockReceipts(t *testing.T, protocol uint) {
@ -533,14 +566,21 @@ func testGetBlockReceipts(t *testing.T, protocol uint) {
receipts = append(receipts, backend.chain.GetReceiptsByHash(block.Hash()))
}
// Send the hash request and verify the response
p2p.Send(peer.app, GetReceiptsMsg, GetReceiptsPacket66{
RequestId: 123,
GetReceiptsPacket: hashes,
})
if err := p2p.ExpectMsg(peer.app, ReceiptsMsg, ReceiptsPacket66{
RequestId: 123,
ReceiptsPacket: receipts,
}); err != nil {
t.Errorf("receipts mismatch: %v", err)
if protocol <= ETH65 {
p2p.Send(peer.app, GetReceiptsMsg, hashes)
if err := p2p.ExpectMsg(peer.app, ReceiptsMsg, receipts); err != nil {
t.Errorf("receipts mismatch: %v", err)
}
} else {
p2p.Send(peer.app, GetReceiptsMsg, GetReceiptsPacket66{
RequestId: 123,
GetReceiptsPacket: hashes,
})
if err := p2p.ExpectMsg(peer.app, ReceiptsMsg, ReceiptsPacket66{
RequestId: 123,
ReceiptsPacket: receipts,
}); err != nil {
t.Errorf("receipts mismatch: %v", err)
}
}
}

107
eth/protocols/eth/handlers.go
View File

@ -27,6 +27,17 @@ import (
"github.com/ethereum/go-ethereum/trie"
)
// handleGetBlockHeaders handles Block header query, collect the requested headers and reply
func handleGetBlockHeaders(backend Backend, msg Decoder, peer *Peer) error {
// Decode the complex header query
var query GetBlockHeadersPacket
if err := msg.Decode(&query); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
response := answerGetBlockHeadersQuery(backend, &query, peer)
return peer.SendBlockHeaders(response)
}
// handleGetBlockHeaders66 is the eth/66 version of handleGetBlockHeaders
func handleGetBlockHeaders66(backend Backend, msg Decoder, peer *Peer) error {
// Decode the complex header query
@ -124,6 +135,16 @@ func answerGetBlockHeadersQuery(backend Backend, query *GetBlockHeadersPacket, p
return headers
}
func handleGetBlockBodies(backend Backend, msg Decoder, peer *Peer) error {
// Decode the block body retrieval message
var query GetBlockBodiesPacket
if err := msg.Decode(&query); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
response := answerGetBlockBodiesQuery(backend, query, peer)
return peer.SendBlockBodiesRLP(response)
}
func handleGetBlockBodies66(backend Backend, msg Decoder, peer *Peer) error {
// Decode the block body retrieval message
var query GetBlockBodiesPacket66
@ -153,6 +174,16 @@ func answerGetBlockBodiesQuery(backend Backend, query GetBlockBodiesPacket, peer
return bodies
}
func handleGetNodeData(backend Backend, msg Decoder, peer *Peer) error {
// Decode the trie node data retrieval message
var query GetNodeDataPacket
if err := msg.Decode(&query); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
response := answerGetNodeDataQuery(backend, query, peer)
return peer.SendNodeData(response)
}
func handleGetNodeData66(backend Backend, msg Decoder, peer *Peer) error {
// Decode the trie node data retrieval message
var query GetNodeDataPacket66
@ -192,6 +223,16 @@ func answerGetNodeDataQuery(backend Backend, query GetNodeDataPacket, peer *Peer
return nodes
}
func handleGetReceipts(backend Backend, msg Decoder, peer *Peer) error {
// Decode the block receipts retrieval message
var query GetReceiptsPacket
if err := msg.Decode(&query); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
response := answerGetReceiptsQuery(backend, query, peer)
return peer.SendReceiptsRLP(response)
}
func handleGetReceipts66(backend Backend, msg Decoder, peer *Peer) error {
// Decode the block receipts retrieval message
var query GetReceiptsPacket66
@ -271,6 +312,15 @@ func handleNewBlock(backend Backend, msg Decoder, peer *Peer) error {
return backend.Handle(peer, ann)
}
func handleBlockHeaders(backend Backend, msg Decoder, peer *Peer) error {
// A batch of headers arrived to one of our previous requests
res := new(BlockHeadersPacket)
if err := msg.Decode(res); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
return backend.Handle(peer, res)
}
func handleBlockHeaders66(backend Backend, msg Decoder, peer *Peer) error {
// A batch of headers arrived to one of our previous requests
res := new(BlockHeadersPacket66)
@ -282,6 +332,15 @@ func handleBlockHeaders66(backend Backend, msg Decoder, peer *Peer) error {
return backend.Handle(peer, &res.BlockHeadersPacket)
}
func handleBlockBodies(backend Backend, msg Decoder, peer *Peer) error {
// A batch of block bodies arrived to one of our previous requests
res := new(BlockBodiesPacket)
if err := msg.Decode(res); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
return backend.Handle(peer, res)
}
func handleBlockBodies66(backend Backend, msg Decoder, peer *Peer) error {
// A batch of block bodies arrived to one of our previous requests
res := new(BlockBodiesPacket66)
@ -293,6 +352,15 @@ func handleBlockBodies66(backend Backend, msg Decoder, peer *Peer) error {
return backend.Handle(peer, &res.BlockBodiesPacket)
}
func handleNodeData(backend Backend, msg Decoder, peer *Peer) error {
// A batch of node state data arrived to one of our previous requests
res := new(NodeDataPacket)
if err := msg.Decode(res); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
return backend.Handle(peer, res)
}
func handleNodeData66(backend Backend, msg Decoder, peer *Peer) error {
// A batch of node state data arrived to one of our previous requests
res := new(NodeDataPacket66)
@ -304,6 +372,15 @@ func handleNodeData66(backend Backend, msg Decoder, peer *Peer) error {
return backend.Handle(peer, &res.NodeDataPacket)
}
func handleReceipts(backend Backend, msg Decoder, peer *Peer) error {
// A batch of receipts arrived to one of our previous requests
res := new(ReceiptsPacket)
if err := msg.Decode(res); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
return backend.Handle(peer, res)
}
func handleReceipts66(backend Backend, msg Decoder, peer *Peer) error {
// A batch of receipts arrived to one of our previous requests
res := new(ReceiptsPacket66)
@ -332,6 +409,16 @@ func handleNewPooledTransactionHashes(backend Backend, msg Decoder, peer *Peer)
return backend.Handle(peer, ann)
}
func handleGetPooledTransactions(backend Backend, msg Decoder, peer *Peer) error {
// Decode the pooled transactions retrieval message
var query GetPooledTransactionsPacket
if err := msg.Decode(&query); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
hashes, txs := answerGetPooledTransactions(backend, query, peer)
return peer.SendPooledTransactionsRLP(hashes, txs)
}
func handleGetPooledTransactions66(backend Backend, msg Decoder, peer *Peer) error {
// Decode the pooled transactions retrieval message
var query GetPooledTransactionsPacket66
@ -390,6 +477,26 @@ func handleTransactions(backend Backend, msg Decoder, peer *Peer) error {
return backend.Handle(peer, &txs)
}
func handlePooledTransactions(backend Backend, msg Decoder, peer *Peer) error {
// Transactions arrived, make sure we have a valid and fresh chain to handle them
if !backend.AcceptTxs() {
return nil
}
// Transactions can be processed, parse all of them and deliver to the pool
var txs PooledTransactionsPacket
if err := msg.Decode(&txs); err != nil {
return fmt.Errorf("%w: message %v: %v", errDecode, msg, err)
}
for i, tx := range txs {
// Validate and mark the remote transaction
if tx == nil {
return fmt.Errorf("%w: transaction %d is nil", errDecode, i)
}
peer.markTransaction(tx.Hash())
}
return backend.Handle(peer, &txs)
}
func handlePooledTransactions66(backend Backend, msg Decoder, peer *Peer) error {
// Transactions arrived, make sure we have a valid and fresh chain to handle them
if !backend.AcceptTxs() {

1
eth/protocols/eth/handshake_test.go
View File

@ -27,6 +27,7 @@ import (
)
// Tests that handshake failures are detected and reported correctly.
func TestHandshake65(t *testing.T) { testHandshake(t, ETH65) }
func TestHandshake66(t *testing.T) { testHandshake(t, ETH66) }
func testHandshake(t *testing.T, protocol uint) {

194
eth/protocols/eth/peer.go
View File

@ -108,8 +108,9 @@ func NewPeer(version uint, p *p2p.Peer, rw p2p.MsgReadWriter, txpool TxPool) *Pe
// Start up all the broadcasters
go peer.broadcastBlocks()
go peer.broadcastTransactions()
go peer.announceTransactions()
if version >= ETH65 {
go peer.announceTransactions()
}
return peer
}
@ -251,6 +252,22 @@ func (p *Peer) AsyncSendPooledTransactionHashes(hashes []common.Hash) {
}
}
// SendPooledTransactionsRLP sends requested transactions to the peer and adds the
// hashes in its transaction hash set for future reference.
//
// Note, the method assumes the hashes are correct and correspond to the list of
// transactions being sent.
func (p *Peer) SendPooledTransactionsRLP(hashes []common.Hash, txs []rlp.RawValue) error {
// Mark all the transactions as known, but ensure we don't overflow our limits
for p.knownTxs.Cardinality() > max(0, maxKnownTxs-len(hashes)) {
p.knownTxs.Pop()
}
for _, hash := range hashes {
p.knownTxs.Add(hash)
}
return p2p.Send(p.rw, PooledTransactionsMsg, txs) // Not packed into PooledTransactionsPacket to avoid RLP decoding
}
// ReplyPooledTransactionsRLP is the eth/66 version of SendPooledTransactionsRLP.
func (p *Peer) ReplyPooledTransactionsRLP(id uint64, hashes []common.Hash, txs []rlp.RawValue) error {
// Mark all the transactions as known, but ensure we don't overflow our limits
@ -329,6 +346,11 @@ func (p *Peer) AsyncSendNewBlock(block *types.Block, td *big.Int) {
}
}
// SendBlockHeaders sends a batch of block headers to the remote peer.
func (p *Peer) SendBlockHeaders(headers []*types.Header) error {
return p2p.Send(p.rw, BlockHeadersMsg, BlockHeadersPacket(headers))
}
// ReplyBlockHeaders is the eth/66 version of SendBlockHeaders.
func (p *Peer) ReplyBlockHeaders(id uint64, headers []*types.Header) error {
return p2p.Send(p.rw, BlockHeadersMsg, BlockHeadersPacket66{
@ -337,6 +359,12 @@ func (p *Peer) ReplyBlockHeaders(id uint64, headers []*types.Header) error {
})
}
// SendBlockBodiesRLP sends a batch of block contents to the remote peer from
// an already RLP encoded format.
func (p *Peer) SendBlockBodiesRLP(bodies []rlp.RawValue) error {
return p2p.Send(p.rw, BlockBodiesMsg, bodies) // Not packed into BlockBodiesPacket to avoid RLP decoding
}
// ReplyBlockBodiesRLP is the eth/66 version of SendBlockBodiesRLP.
func (p *Peer) ReplyBlockBodiesRLP(id uint64, bodies []rlp.RawValue) error {
// Not packed into BlockBodiesPacket to avoid RLP decoding
@ -346,6 +374,12 @@ func (p *Peer) ReplyBlockBodiesRLP(id uint64, bodies []rlp.RawValue) error {
})
}
// SendNodeDataRLP sends a batch of arbitrary internal data, corresponding to the
// hashes requested.
func (p *Peer) SendNodeData(data [][]byte) error {
return p2p.Send(p.rw, NodeDataMsg, NodeDataPacket(data))
}
// ReplyNodeData is the eth/66 response to GetNodeData.
func (p *Peer) ReplyNodeData(id uint64, data [][]byte) error {
return p2p.Send(p.rw, NodeDataMsg, NodeDataPacket66{
@ -354,6 +388,12 @@ func (p *Peer) ReplyNodeData(id uint64, data [][]byte) error {
})
}
// SendReceiptsRLP sends a batch of transaction receipts, corresponding to the
// ones requested from an already RLP encoded format.
func (p *Peer) SendReceiptsRLP(receipts []rlp.RawValue) error {
return p2p.Send(p.rw, ReceiptsMsg, receipts) // Not packed into ReceiptsPacket to avoid RLP decoding
}
// ReplyReceiptsRLP is the eth/66 response to GetReceipts.
func (p *Peer) ReplyReceiptsRLP(id uint64, receipts []rlp.RawValue) error {
return p2p.Send(p.rw, ReceiptsMsg, ReceiptsRLPPacket66{
@ -366,102 +406,138 @@ func (p *Peer) ReplyReceiptsRLP(id uint64, receipts []rlp.RawValue) error {
// single header. It is used solely by the fetcher.
func (p *Peer) RequestOneHeader(hash common.Hash) error {
p.Log().Debug("Fetching single header", "hash", hash)
id := rand.Uint64()
query := GetBlockHeadersPacket{
Origin: HashOrNumber{Hash: hash},
Amount: uint64(1),
Skip: uint64(0),
Reverse: false,
}
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &GetBlockHeadersPacket{
Origin: HashOrNumber{Hash: hash},
Amount: uint64(1),
Skip: uint64(0),
Reverse: false,
},
})
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &query,
})
}
return p2p.Send(p.rw, GetBlockHeadersMsg, &query)
}
// RequestHeadersByHash fetches a batch of blocks' headers corresponding to the
// specified header query, based on the hash of an origin block.
func (p *Peer) RequestHeadersByHash(origin common.Hash, amount int, skip int, reverse bool) error {
p.Log().Debug("Fetching batch of headers", "count", amount, "fromhash", origin, "skip", skip, "reverse", reverse)
id := rand.Uint64()
query := GetBlockHeadersPacket{
Origin: HashOrNumber{Hash: origin},
Amount: uint64(amount),
Skip: uint64(skip),
Reverse: reverse,
}
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &GetBlockHeadersPacket{
Origin: HashOrNumber{Hash: origin},
Amount: uint64(amount),
Skip: uint64(skip),
Reverse: reverse,
},
})
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &query,
})
}
return p2p.Send(p.rw, GetBlockHeadersMsg, &query)
}
// RequestHeadersByNumber fetches a batch of blocks' headers corresponding to the
// specified header query, based on the number of an origin block.
func (p *Peer) RequestHeadersByNumber(origin uint64, amount int, skip int, reverse bool) error {
p.Log().Debug("Fetching batch of headers", "count", amount, "fromnum", origin, "skip", skip, "reverse", reverse)
id := rand.Uint64()
query := GetBlockHeadersPacket{
Origin: HashOrNumber{Number: origin},
Amount: uint64(amount),
Skip: uint64(skip),
Reverse: reverse,
}
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &GetBlockHeadersPacket{
Origin: HashOrNumber{Number: origin},
Amount: uint64(amount),
Skip: uint64(skip),
Reverse: reverse,
},
})
requestTracker.Track(p.id, p.version, GetBlockHeadersMsg, BlockHeadersMsg, id)
return p2p.Send(p.rw, GetBlockHeadersMsg, &GetBlockHeadersPacket66{
RequestId: id,
GetBlockHeadersPacket: &query,
})
}
return p2p.Send(p.rw, GetBlockHeadersMsg, &query)
}
// ExpectRequestHeadersByNumber is a testing method to mirror the recipient side
// of the RequestHeadersByNumber operation.
func (p *Peer) ExpectRequestHeadersByNumber(origin uint64, amount int, skip int, reverse bool) error {
req := &GetBlockHeadersPacket{
Origin: HashOrNumber{Number: origin},
Amount: uint64(amount),
Skip: uint64(skip),
Reverse: reverse,
}
return p2p.ExpectMsg(p.rw, GetBlockHeadersMsg, req)
}
// RequestBodies fetches a batch of blocks' bodies corresponding to the hashes
// specified.
func (p *Peer) RequestBodies(hashes []common.Hash) error {
p.Log().Debug("Fetching batch of block bodies", "count", len(hashes))
id := rand.Uint64()
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetBlockBodiesMsg, BlockBodiesMsg, id)
return p2p.Send(p.rw, GetBlockBodiesMsg, &GetBlockBodiesPacket66{
RequestId: id,
GetBlockBodiesPacket: hashes,
})
requestTracker.Track(p.id, p.version, GetBlockBodiesMsg, BlockBodiesMsg, id)
return p2p.Send(p.rw, GetBlockBodiesMsg, &GetBlockBodiesPacket66{
RequestId: id,
GetBlockBodiesPacket: hashes,
})
}
return p2p.Send(p.rw, GetBlockBodiesMsg, GetBlockBodiesPacket(hashes))
}
// RequestNodeData fetches a batch of arbitrary data from a node's known state
// data, corresponding to the specified hashes.
func (p *Peer) RequestNodeData(hashes []common.Hash) error {
p.Log().Debug("Fetching batch of state data", "count", len(hashes))
id := rand.Uint64()
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetNodeDataMsg, NodeDataMsg, id)
return p2p.Send(p.rw, GetNodeDataMsg, &GetNodeDataPacket66{
RequestId: id,
GetNodeDataPacket: hashes,
})
requestTracker.Track(p.id, p.version, GetNodeDataMsg, NodeDataMsg, id)
return p2p.Send(p.rw, GetNodeDataMsg, &GetNodeDataPacket66{
RequestId: id,
GetNodeDataPacket: hashes,
})
}
return p2p.Send(p.rw, GetNodeDataMsg, GetNodeDataPacket(hashes))
}
// RequestReceipts fetches a batch of transaction receipts from a remote node.
func (p *Peer) RequestReceipts(hashes []common.Hash) error {
p.Log().Debug("Fetching batch of receipts", "count", len(hashes))
id := rand.Uint64()
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetReceiptsMsg, ReceiptsMsg, id)
return p2p.Send(p.rw, GetReceiptsMsg, &GetReceiptsPacket66{
RequestId: id,
GetReceiptsPacket: hashes,
})
requestTracker.Track(p.id, p.version, GetReceiptsMsg, ReceiptsMsg, id)
return p2p.Send(p.rw, GetReceiptsMsg, &GetReceiptsPacket66{
RequestId: id,
GetReceiptsPacket: hashes,
})
}
return p2p.Send(p.rw, GetReceiptsMsg, GetReceiptsPacket(hashes))
}
// RequestTxs fetches a batch of transactions from a remote node.
func (p *Peer) RequestTxs(hashes []common.Hash) error {
p.Log().Debug("Fetching batch of transactions", "count", len(hashes))
id := rand.Uint64()
if p.Version() >= ETH66 {
id := rand.Uint64()
requestTracker.Track(p.id, p.version, GetPooledTransactionsMsg, PooledTransactionsMsg, id)
return p2p.Send(p.rw, GetPooledTransactionsMsg, &GetPooledTransactionsPacket66{
RequestId: id,
GetPooledTransactionsPacket: hashes,
})
requestTracker.Track(p.id, p.version, GetPooledTransactionsMsg, PooledTransactionsMsg, id)
return p2p.Send(p.rw, GetPooledTransactionsMsg, &GetPooledTransactionsPacket66{
RequestId: id,
GetPooledTransactionsPacket: hashes,
})
}
return p2p.Send(p.rw, GetPooledTransactionsMsg, GetPooledTransactionsPacket(hashes))
}

34
eth/protocols/eth/protocol.go
View File

@ -30,6 +30,7 @@ import (
// Constants to match up protocol versions and messages
const (
ETH65 = 65
ETH66 = 66
)
@ -39,28 +40,31 @@ const ProtocolName = "eth"
// ProtocolVersions are the supported versions of the `eth` protocol (first
// is primary).
var ProtocolVersions = []uint{ETH66}
var ProtocolVersions = []uint{ETH66, ETH65}
// protocolLengths are the number of implemented message corresponding to
// different protocol versions.
var protocolLengths = map[uint]uint64{ETH66: 17}
var protocolLengths = map[uint]uint64{ETH66: 17, ETH65: 17}
// maxMessageSize is the maximum cap on the size of a protocol message.
const maxMessageSize = 10 * 1024 * 1024
const (
StatusMsg = 0x00
NewBlockHashesMsg = 0x01
TransactionsMsg = 0x02
GetBlockHeadersMsg = 0x03
BlockHeadersMsg = 0x04
GetBlockBodiesMsg = 0x05
BlockBodiesMsg = 0x06
NewBlockMsg = 0x07
GetNodeDataMsg = 0x0d
NodeDataMsg = 0x0e
GetReceiptsMsg = 0x0f
ReceiptsMsg = 0x10
// Protocol messages in eth/64
StatusMsg = 0x00
NewBlockHashesMsg = 0x01
TransactionsMsg = 0x02
GetBlockHeadersMsg = 0x03
BlockHeadersMsg = 0x04
GetBlockBodiesMsg = 0x05
BlockBodiesMsg = 0x06
NewBlockMsg = 0x07
GetNodeDataMsg = 0x0d
NodeDataMsg = 0x0e
GetReceiptsMsg = 0x0f
ReceiptsMsg = 0x10
// Protocol messages overloaded in eth/65
NewPooledTransactionHashesMsg = 0x08
GetPooledTransactionsMsg = 0x09
PooledTransactionsMsg = 0x0a
@ -124,7 +128,7 @@ type GetBlockHeadersPacket struct {
Reverse bool // Query direction (false = rising towards latest, true = falling towards genesis)
}
// GetBlockHeadersPacket66 represents a block header query over eth/66
// GetBlockHeadersPacket represents a block header query over eth/66
type GetBlockHeadersPacket66 struct {
RequestId uint64
*GetBlockHeadersPacket

102
eth/sync.go
View File

@ -18,6 +18,7 @@ package eth
import (
"math/big"
"math/rand"
"sync/atomic"
"time"
@ -27,13 +28,23 @@ import (
"github.com/ethereum/go-ethereum/eth/downloader"
"github.com/ethereum/go-ethereum/eth/protocols/eth"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/p2p/enode"
)
const (
forceSyncCycle = 10 * time.Second // Time interval to force syncs, even if few peers are available
defaultMinSyncPeers = 5 // Amount of peers desired to start syncing
// This is the target size for the packs of transactions sent by txsyncLoop64.
// A pack can get larger than this if a single transactions exceeds this size.
txsyncPackSize = 100 * 1024
)
type txsync struct {
p *eth.Peer
txs []*types.Transaction
}
// syncTransactions starts sending all currently pending transactions to the given peer.
func (h *handler) syncTransactions(p *eth.Peer) {
// Assemble the set of transaction to broadcast or announce to the remote
@ -53,11 +64,94 @@ func (h *handler) syncTransactions(p *eth.Peer) {
// The eth/65 protocol introduces proper transaction announcements, so instead
// of dripping transactions across multiple peers, just send the entire list as
// an announcement and let the remote side decide what they need (likely nothing).
hashes := make([]common.Hash, len(txs))
for i, tx := range txs {
hashes[i] = tx.Hash()
if p.Version() >= eth.ETH65 {
hashes := make([]common.Hash, len(txs))
for i, tx := range txs {
hashes[i] = tx.Hash()
}
p.AsyncSendPooledTransactionHashes(hashes)
return
}
// Out of luck, peer is running legacy protocols, drop the txs over
select {
case h.txsyncCh <- &txsync{p: p, txs: txs}:
case <-h.quitSync:
}
}
// txsyncLoop64 takes care of the initial transaction sync for each new
// connection. When a new peer appears, we relay all currently pending
// transactions. In order to minimise egress bandwidth usage, we send
// the transactions in small packs to one peer at a time.
func (h *handler) txsyncLoop64() {
defer h.wg.Done()
var (
pending = make(map[enode.ID]*txsync)
sending = false // whether a send is active
pack = new(txsync) // the pack that is being sent
done = make(chan error, 1) // result of the send
)
// send starts a sending a pack of transactions from the sync.
send := func(s *txsync) {
if s.p.Version() >= eth.ETH65 {
panic("initial transaction syncer running on eth/65+")
}
// Fill pack with transactions up to the target size.
size := common.StorageSize(0)
pack.p = s.p
pack.txs = pack.txs[:0]
for i := 0; i < len(s.txs) && size < txsyncPackSize; i++ {
pack.txs = append(pack.txs, s.txs[i])
size += s.txs[i].Size()
}
// Remove the transactions that will be sent.
s.txs = s.txs[:copy(s.txs, s.txs[len(pack.txs):])]
if len(s.txs) == 0 {
delete(pending, s.p.Peer.ID())
}
// Send the pack in the background.
s.p.Log().Trace("Sending batch of transactions", "count", len(pack.txs), "bytes", size)
sending = true
go func() { done <- pack.p.SendTransactions(pack.txs) }()
}
// pick chooses the next pending sync.
pick := func() *txsync {
if len(pending) == 0 {
return nil
}
n := rand.Intn(len(pending)) + 1
for _, s := range pending {
if n--; n == 0 {
return s
}
}
return nil
}
for {
select {
case s := <-h.txsyncCh:
pending[s.p.Peer.ID()] = s
if !sending {
send(s)
}
case err := <-done:
sending = false
// Stop tracking peers that cause send failures.
if err != nil {
pack.p.Log().Debug("Transaction send failed", "err", err)
delete(pending, pack.p.Peer.ID())
}
// Schedule the next send.
if s := pick(); s != nil {
send(s)
}
case <-h.quitSync:
return
}
}
p.AsyncSendPooledTransactionHashes(hashes)
}
// chainSyncer coordinates blockchain sync components.

1
eth/sync_test.go
View File

@ -28,6 +28,7 @@ import (
)
// Tests that fast sync is disabled after a successful sync cycle.
func TestFastSyncDisabling65(t *testing.T) { testFastSyncDisabling(t, eth.ETH65) }
func TestFastSyncDisabling66(t *testing.T) { testFastSyncDisabling(t, eth.ETH66) }
// Tests that fast sync gets disabled as soon as a real block is successfully

2
les/client_handler.go
View File

@ -472,7 +472,7 @@ func (d *downloaderPeerNotify) registerPeer(p *serverPeer) {
handler: h,
peer: p,
}
h.downloader.RegisterLightPeer(p.id, eth.ETH66, pc)
h.downloader.RegisterLightPeer(p.id, eth.ETH65, pc)
}
func (d *downloaderPeerNotify) unregisterPeer(p *serverPeer) {