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-rw-r--r--eth/backend.go78
-rw-r--r--eth/downloader/downloader.go42
-rw-r--r--eth/downloader/downloader_test.go84
-rw-r--r--eth/downloader/events.go10
-rw-r--r--eth/downloader/peer.go10
-rw-r--r--eth/downloader/queue.go10
-rw-r--r--eth/fetcher/fetcher.go10
-rw-r--r--eth/fetcher/fetcher_test.go13
-rw-r--r--eth/fetcher/metrics.go10
-rw-r--r--eth/gasprice.go10
-rw-r--r--eth/handler.go11
-rw-r--r--eth/metrics.go10
-rw-r--r--eth/peer.go10
-rw-r--r--eth/protocol.go12
-rw-r--r--eth/protocol_test.go19
-rw-r--r--eth/sync.go12
16 files changed, 204 insertions, 147 deletions
diff --git a/eth/backend.go b/eth/backend.go
index 9c661ad54..4795000e0 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -1,18 +1,18 @@
// Copyright 2014 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package eth implements the Ethereum protocol.
package eth
@@ -45,6 +45,7 @@ import (
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/p2p/nat"
+ "github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/whisper"
)
@@ -75,9 +76,13 @@ type Config struct {
Name string
NetworkId int
GenesisNonce int
+ GenesisFile string
+ GenesisBlock *types.Block // used by block tests
+ Olympic bool
BlockChainVersion int
SkipBcVersionCheck bool // e.g. blockchain export
+ DatabaseCache int
DataDir string
LogFile string
@@ -259,7 +264,7 @@ func New(config *Config) (*Ethereum, error) {
newdb := config.NewDB
if newdb == nil {
- newdb = func(path string) (common.Database, error) { return ethdb.NewLDBDatabase(path) }
+ newdb = func(path string) (common.Database, error) { return ethdb.NewLDBDatabase(path, config.DatabaseCache) }
}
blockDb, err := newdb(filepath.Join(config.DataDir, "blockchain"))
if err != nil {
@@ -283,22 +288,34 @@ func New(config *Config) (*Ethereum, error) {
db.Meter("eth/db/extra/")
}
nodeDb := filepath.Join(config.DataDir, "nodes")
+ glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)
- // Perform database sanity checks
- /*
- // The databases were previously tied to protocol versions. Currently we
- // are moving away from this decision as approaching Frontier. The below
- // check was left in for now but should eventually be just dropped.
-
- d, _ := blockDb.Get([]byte("ProtocolVersion"))
- protov := int(common.NewValue(d).Uint())
- if protov != config.ProtocolVersion && protov != 0 {
- path := filepath.Join(config.DataDir, "blockchain")
- return nil, fmt.Errorf("Database version mismatch. Protocol(%d / %d). `rm -rf %s`", protov, config.ProtocolVersion, path)
+ if len(config.GenesisFile) > 0 {
+ fr, err := os.Open(config.GenesisFile)
+ if err != nil {
+ return nil, err
}
- saveProtocolVersion(blockDb, config.ProtocolVersion)
- */
- glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)
+
+ block, err := core.WriteGenesisBlock(stateDb, blockDb, fr)
+ if err != nil {
+ return nil, err
+ }
+ glog.V(logger.Info).Infof("Successfully wrote genesis block. New genesis hash = %x\n", block.Hash())
+ }
+
+ if config.Olympic {
+ _, err := core.WriteTestNetGenesisBlock(stateDb, blockDb, 42)
+ if err != nil {
+ return nil, err
+ }
+ glog.V(logger.Error).Infoln("Starting Olympic network")
+ }
+
+ // This is for testing only.
+ if config.GenesisBlock != nil {
+ core.WriteBlock(blockDb, config.GenesisBlock)
+ core.WriteHead(blockDb, config.GenesisBlock)
+ }
if !config.SkipBcVersionCheck {
b, _ := blockDb.Get([]byte("BlockchainVersion"))
@@ -344,9 +361,13 @@ func New(config *Config) (*Ethereum, error) {
} else {
eth.pow = ethash.New()
}
- genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
- eth.chainManager, err = core.NewChainManager(genesis, blockDb, stateDb, extraDb, eth.pow, eth.EventMux())
+ //genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
+ eth.chainManager, err = core.NewChainManager(blockDb, stateDb, extraDb, eth.pow, eth.EventMux())
if err != nil {
+ if err == core.ErrNoGenesis {
+ return nil, fmt.Errorf(`Genesis block not found. Please supply a genesis block with the "--genesis /path/to/file" argument`)
+ }
+
return nil, err
}
eth.txPool = core.NewTxPool(eth.EventMux(), eth.chainManager.State, eth.chainManager.GasLimit)
@@ -357,6 +378,13 @@ func New(config *Config) (*Ethereum, error) {
eth.miner = miner.New(eth, eth.EventMux(), eth.pow)
eth.miner.SetGasPrice(config.GasPrice)
+
+ extra := config.Name
+ if uint64(len(extra)) > params.MaximumExtraDataSize.Uint64() {
+ extra = extra[:params.MaximumExtraDataSize.Uint64()]
+ }
+ eth.miner.SetExtra([]byte(extra))
+
if config.Shh {
eth.whisper = whisper.New()
eth.shhVersionId = int(eth.whisper.Version())
@@ -470,7 +498,11 @@ func (s *Ethereum) StartMining(threads int) error {
func (s *Ethereum) Etherbase() (eb common.Address, err error) {
eb = s.etherbase
if (eb == common.Address{}) {
- err = fmt.Errorf("etherbase address must be explicitly specified")
+ addr, e := s.AccountManager().AddressByIndex(0)
+ if e != nil {
+ err = fmt.Errorf("etherbase address must be explicitly specified")
+ }
+ eb = common.HexToAddress(addr)
}
return
}
diff --git a/eth/downloader/downloader.go b/eth/downloader/downloader.go
index 7cf83ada3..e3e22a784 100644
--- a/eth/downloader/downloader.go
+++ b/eth/downloader/downloader.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package downloader contains the manual full chain synchronisation.
package downloader
@@ -21,6 +21,7 @@ import (
"bytes"
"errors"
"math"
+ "math/big"
"math/rand"
"sync"
"sync/atomic"
@@ -232,10 +233,10 @@ func (d *Downloader) UnregisterPeer(id string) error {
// Synchronise tries to sync up our local block chain with a remote peer, both
// adding various sanity checks as well as wrapping it with various log entries.
-func (d *Downloader) Synchronise(id string, head common.Hash) {
- glog.V(logger.Detail).Infof("Attempting synchronisation: %v, 0x%x", id, head)
+func (d *Downloader) Synchronise(id string, head common.Hash, td *big.Int) {
+ glog.V(logger.Detail).Infof("Attempting synchronisation: %v, head 0x%x, TD %v", id, head[:4], td)
- switch err := d.synchronise(id, head); err {
+ switch err := d.synchronise(id, head, td); err {
case nil:
glog.V(logger.Detail).Infof("Synchronisation completed")
@@ -257,7 +258,7 @@ func (d *Downloader) Synchronise(id string, head common.Hash) {
// synchronise will select the peer and use it for synchronising. If an empty string is given
// it will use the best peer possible and synchronize if it's TD is higher than our own. If any of the
// checks fail an error will be returned. This method is synchronous
-func (d *Downloader) synchronise(id string, hash common.Hash) error {
+func (d *Downloader) synchronise(id string, hash common.Hash, td *big.Int) error {
// Mock out the synchonisation if testing
if d.synchroniseMock != nil {
return d.synchroniseMock(id, hash)
@@ -295,7 +296,7 @@ func (d *Downloader) synchronise(id string, hash common.Hash) error {
if p == nil {
return errUnknownPeer
}
- return d.syncWithPeer(p, hash)
+ return d.syncWithPeer(p, hash, td)
}
// Has checks if the downloader knows about a particular hash, meaning that its
@@ -306,7 +307,7 @@ func (d *Downloader) Has(hash common.Hash) bool {
// syncWithPeer starts a block synchronization based on the hash chain from the
// specified peer and head hash.
-func (d *Downloader) syncWithPeer(p *peer, hash common.Hash) (err error) {
+func (d *Downloader) syncWithPeer(p *peer, hash common.Hash, td *big.Int) (err error) {
d.mux.Post(StartEvent{})
defer func() {
// reset on error
@@ -335,7 +336,7 @@ func (d *Downloader) syncWithPeer(p *peer, hash common.Hash) (err error) {
return err
}
errc := make(chan error, 2)
- go func() { errc <- d.fetchHashes(p, number+1) }()
+ go func() { errc <- d.fetchHashes(p, td, number+1) }()
go func() { errc <- d.fetchBlocks(number + 1) }()
// If any fetcher fails, cancel the other
@@ -788,7 +789,7 @@ func (d *Downloader) findAncestor(p *peer) (uint64, error) {
// fetchHashes keeps retrieving hashes from the requested number, until no more
// are returned, potentially throttling on the way.
-func (d *Downloader) fetchHashes(p *peer, from uint64) error {
+func (d *Downloader) fetchHashes(p *peer, td *big.Int, from uint64) error {
glog.V(logger.Debug).Infof("%v: downloading hashes from #%d", p, from)
// Create a timeout timer, and the associated hash fetcher
@@ -827,8 +828,19 @@ func (d *Downloader) fetchHashes(p *peer, from uint64) error {
case d.processCh <- false:
case <-d.cancelCh:
}
- // Error out if no hashes were retrieved at all
- if !gotHashes {
+ // If no hashes were retrieved at all, the peer violated it's TD promise that it had a
+ // better chain compared to ours. The only exception is if it's promised blocks were
+ // already imported by other means (e.g. fecher):
+ //
+ // R <remote peer>, L <local node>: Both at block 10
+ // R: Mine block 11, and propagate it to L
+ // L: Queue block 11 for import
+ // L: Notice that R's head and TD increased compared to ours, start sync
+ // L: Import of block 11 finishes
+ // L: Sync begins, and finds common ancestor at 11
+ // L: Request new hashes up from 11 (R's TD was higher, it must have something)
+ // R: Nothing to give
+ if !gotHashes && td.Cmp(d.headBlock().Td) > 0 {
return errStallingPeer
}
return nil
diff --git a/eth/downloader/downloader_test.go b/eth/downloader/downloader_test.go
index cf1d0c2fb..61fc7827b 100644
--- a/eth/downloader/downloader_test.go
+++ b/eth/downloader/downloader_test.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package downloader
@@ -97,8 +97,18 @@ func newTester() *downloadTester {
}
// sync starts synchronizing with a remote peer, blocking until it completes.
-func (dl *downloadTester) sync(id string) error {
- err := dl.downloader.synchronise(id, dl.peerHashes[id][0])
+func (dl *downloadTester) sync(id string, td *big.Int) error {
+ hash := dl.peerHashes[id][0]
+
+ // If no particular TD was requested, load from the peer's blockchain
+ if td == nil {
+ td = big.NewInt(1)
+ if block, ok := dl.peerBlocks[id][hash]; ok {
+ td = block.Td
+ }
+ }
+ err := dl.downloader.synchronise(id, hash, td)
+
for {
// If the queue is empty and processing stopped, break
hashes, blocks := dl.downloader.queue.Size()
@@ -261,7 +271,7 @@ func TestSynchronisation60(t *testing.T) {
tester.newPeer("peer", eth60, hashes, blocks)
// Synchronise with the peer and make sure all blocks were retrieved
- if err := tester.sync("peer"); err != nil {
+ if err := tester.sync("peer", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != targetBlocks+1 {
@@ -281,7 +291,7 @@ func TestCanonicalSynchronisation61(t *testing.T) {
tester.newPeer("peer", eth61, hashes, blocks)
// Synchronise with the peer and make sure all blocks were retrieved
- if err := tester.sync("peer"); err != nil {
+ if err := tester.sync("peer", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != targetBlocks+1 {
@@ -312,7 +322,7 @@ func testThrottling(t *testing.T, protocol int) {
// Start a synchronisation concurrently
errc := make(chan error)
go func() {
- errc <- tester.sync("peer")
+ errc <- tester.sync("peer", nil)
}()
// Iteratively take some blocks, always checking the retrieval count
for len(tester.ownBlocks) < targetBlocks+1 {
@@ -361,14 +371,14 @@ func TestForkedSynchronisation61(t *testing.T) {
tester.newPeer("fork B", eth61, hashesB, blocksB)
// Synchronise with the peer and make sure all blocks were retrieved
- if err := tester.sync("fork A"); err != nil {
+ if err := tester.sync("fork A", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != common+fork+1 {
t.Fatalf("synchronised block mismatch: have %v, want %v", imported, common+fork+1)
}
// Synchronise with the second peer and make sure that fork is pulled too
- if err := tester.sync("fork B"); err != nil {
+ if err := tester.sync("fork B", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != common+2*fork+1 {
@@ -411,7 +421,7 @@ func testCancel(t *testing.T, protocol int) {
t.Errorf("block or hash count mismatch: %d hashes, %d blocks, want 0", hashCount, blockCount)
}
// Synchronise with the peer, but cancel afterwards
- if err := tester.sync("peer"); err != nil {
+ if err := tester.sync("peer", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
tester.downloader.cancel()
@@ -438,14 +448,14 @@ func testMultiSynchronisation(t *testing.T, protocol int) {
}
// Synchronise with the middle peer and make sure half of the blocks were retrieved
id := fmt.Sprintf("peer #%d", targetPeers/2)
- if err := tester.sync(id); err != nil {
+ if err := tester.sync(id, nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != len(tester.peerHashes[id]) {
t.Fatalf("synchronised block mismatch: have %v, want %v", imported, len(tester.peerHashes[id]))
}
// Synchronise with the best peer and make sure everything is retrieved
- if err := tester.sync("peer #0"); err != nil {
+ if err := tester.sync("peer #0", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != targetBlocks+1 {
@@ -469,7 +479,7 @@ func TestSlowSynchronisation60(t *testing.T) {
// Try to sync with the peers (pull hashes from fast)
start := time.Now()
- if err := tester.sync("fast"); err != nil {
+ if err := tester.sync("fast", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if imported := len(tester.ownBlocks); imported != targetBlocks+1 {
@@ -497,14 +507,14 @@ func TestNonExistingParentAttack60(t *testing.T) {
tester.newPeer("attack", eth60, hashes, blocks)
// Try and sync with the malicious node and check that it fails
- if err := tester.sync("attack"); err == nil {
+ if err := tester.sync("attack", nil); err == nil {
t.Fatalf("block synchronization succeeded")
}
if tester.hasBlock(hashes[0]) {
t.Fatalf("tester accepted unknown-parent block: %v", blocks[hashes[0]])
}
// Try to synchronize with the valid chain and make sure it succeeds
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
if !tester.hasBlock(tester.peerHashes["valid"][0]) {
@@ -525,7 +535,7 @@ func TestRepeatingHashAttack60(t *testing.T) { // TODO: Is this thing valid??
// Try and sync with the malicious node
errc := make(chan error)
go func() {
- errc <- tester.sync("attack")
+ errc <- tester.sync("attack", nil)
}()
// Make sure that syncing returns and does so with a failure
select {
@@ -537,7 +547,7 @@ func TestRepeatingHashAttack60(t *testing.T) { // TODO: Is this thing valid??
}
}
// Ensure that a valid chain can still pass sync
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -555,11 +565,11 @@ func TestNonExistingBlockAttack60(t *testing.T) {
tester.newPeer("attack", eth60, hashes, blocks)
// Try and sync with the malicious node and check that it fails
- if err := tester.sync("attack"); err != errPeersUnavailable {
+ if err := tester.sync("attack", nil); err != errPeersUnavailable {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errPeersUnavailable)
}
// Ensure that a valid chain can still pass sync
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -583,11 +593,11 @@ func TestInvalidHashOrderAttack60(t *testing.T) {
tester.newPeer("attack", eth60, hashes, blocks)
// Try and sync with the malicious node and check that it fails
- if err := tester.sync("attack"); err != errInvalidChain {
+ if err := tester.sync("attack", nil); err != errInvalidChain {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errInvalidChain)
}
// Ensure that a valid chain can still pass sync
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -611,11 +621,11 @@ func TestMadeupHashChainAttack60(t *testing.T) {
tester.newPeer("attack", eth60, randomHashes, nil)
// Try and sync with the malicious node and check that it fails
- if err := tester.sync("attack"); err != errCrossCheckFailed {
+ if err := tester.sync("attack", nil); err != errCrossCheckFailed {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errCrossCheckFailed)
}
// Ensure that a valid chain can still pass sync
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -636,7 +646,7 @@ func TestMadeupHashChainDrippingAttack60(t *testing.T) {
// Try and sync with the attacker, one hash at a time
tester.maxHashFetch = 1
tester.newPeer("attack", eth60, randomHashes, nil)
- if err := tester.sync("attack"); err != errStallingPeer {
+ if err := tester.sync("attack", nil); err != errStallingPeer {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errStallingPeer)
}
}
@@ -659,7 +669,7 @@ func TestMadeupBlockChainAttack60(t *testing.T) {
// Try and sync with the malicious node and check that it fails
tester := newTester()
tester.newPeer("attack", eth60, gapped, blocks)
- if err := tester.sync("attack"); err != errCrossCheckFailed {
+ if err := tester.sync("attack", nil); err != errCrossCheckFailed {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errCrossCheckFailed)
}
// Ensure that a valid chain can still pass sync
@@ -667,7 +677,7 @@ func TestMadeupBlockChainAttack60(t *testing.T) {
crossCheckCycle = defaultCrossCheckCycle
tester.newPeer("valid", eth60, hashes, blocks)
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -690,7 +700,7 @@ func TestBannedChainStarvationAttack60(t *testing.T) {
// the head of the invalid chain is blocked too.
for banned := tester.downloader.banned.Size(); ; {
// Try to sync with the attacker, check hash chain failure
- if err := tester.sync("attack"); err != errInvalidChain {
+ if err := tester.sync("attack", nil); err != errInvalidChain {
if tester.downloader.banned.Has(forkHashes[0]) && err == errBannedHead {
break
}
@@ -711,7 +721,7 @@ func TestBannedChainStarvationAttack60(t *testing.T) {
t.Fatalf("banned attacker registered: %v", peer)
}
// Ensure that a valid chain can still pass sync
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -743,7 +753,7 @@ func TestBannedChainMemoryExhaustionAttack60(t *testing.T) {
// the head of the invalid chain is blocked too.
for {
// Try to sync with the attacker, check hash chain failure
- if err := tester.sync("attack"); err != errInvalidChain {
+ if err := tester.sync("attack", nil); err != errInvalidChain {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errInvalidChain)
}
// Short circuit if the entire chain was banned.
@@ -754,7 +764,7 @@ func TestBannedChainMemoryExhaustionAttack60(t *testing.T) {
if bans := tester.downloader.banned.Size(); bans > maxBannedHashes {
t.Fatalf("ban cap exceeded: have %v, want max %v", bans, maxBannedHashes)
}
- for hash, _ := range core.BadHashes {
+ for hash := range core.BadHashes {
if !tester.downloader.banned.Has(hash) {
t.Fatalf("hard coded ban evacuated: %x", hash)
}
@@ -764,7 +774,7 @@ func TestBannedChainMemoryExhaustionAttack60(t *testing.T) {
MaxBlockFetch = defaultMaxBlockFetch
maxBannedHashes = defaultMaxBannedHashes
- if err := tester.sync("valid"); err != nil {
+ if err := tester.sync("valid", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
}
@@ -790,7 +800,7 @@ func TestOverlappingDeliveryAttack60(t *testing.T) {
return rawGetBlocks(append(request, hashes[0]))
}
// Test that synchronisation can complete, check for import success
- if err := tester.sync("attack"); err != nil {
+ if err := tester.sync("attack", nil); err != nil {
t.Fatalf("failed to synchronise blocks: %v", err)
}
start := time.Now()
@@ -807,7 +817,7 @@ func TestOverlappingDeliveryAttack60(t *testing.T) {
func TestHighTDStarvationAttack61(t *testing.T) {
tester := newTester()
tester.newPeer("attack", eth61, []common.Hash{genesis.Hash()}, nil)
- if err := tester.sync("attack"); err != errStallingPeer {
+ if err := tester.sync("attack", big.NewInt(1000000)); err != errStallingPeer {
t.Fatalf("synchronisation error mismatch: have %v, want %v", err, errStallingPeer)
}
}
@@ -849,7 +859,7 @@ func TestHashAttackerDropping(t *testing.T) {
// Simulate a synchronisation and check the required result
tester.downloader.synchroniseMock = func(string, common.Hash) error { return tt.result }
- tester.downloader.Synchronise(id, genesis.Hash())
+ tester.downloader.Synchronise(id, genesis.Hash(), big.NewInt(1000))
if _, ok := tester.peerHashes[id]; !ok != tt.drop {
t.Errorf("test %d: peer drop mismatch for %v: have %v, want %v", i, tt.result, !ok, tt.drop)
}
diff --git a/eth/downloader/events.go b/eth/downloader/events.go
index e5c62e121..64905b8f2 100644
--- a/eth/downloader/events.go
+++ b/eth/downloader/events.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package downloader
diff --git a/eth/downloader/peer.go b/eth/downloader/peer.go
index 89b40d1ac..4273b9168 100644
--- a/eth/downloader/peer.go
+++ b/eth/downloader/peer.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Contains the active peer-set of the downloader, maintaining both failures
// as well as reputation metrics to prioritize the block retrievals.
diff --git a/eth/downloader/queue.go b/eth/downloader/queue.go
index a758410a5..96e08e144 100644
--- a/eth/downloader/queue.go
+++ b/eth/downloader/queue.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Contains the block download scheduler to collect download tasks and schedule
// them in an ordered, and throttled way.
diff --git a/eth/fetcher/fetcher.go b/eth/fetcher/fetcher.go
index 376cf6f6f..55b6c5c1c 100644
--- a/eth/fetcher/fetcher.go
+++ b/eth/fetcher/fetcher.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package fetcher contains the block announcement based synchonisation.
package fetcher
diff --git a/eth/fetcher/fetcher_test.go b/eth/fetcher/fetcher_test.go
index 5050cb742..ecbb3f868 100644
--- a/eth/fetcher/fetcher_test.go
+++ b/eth/fetcher/fetcher_test.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package fetcher
@@ -28,12 +28,13 @@ import (
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
+ "github.com/ethereum/go-ethereum/params"
)
var (
testdb, _ = ethdb.NewMemDatabase()
genesis = core.GenesisBlockForTesting(testdb, common.Address{}, big.NewInt(0))
- unknownBlock = types.NewBlock(&types.Header{}, nil, nil, nil)
+ unknownBlock = types.NewBlock(&types.Header{GasLimit: params.GenesisGasLimit}, nil, nil, nil)
)
// makeChain creates a chain of n blocks starting at and including parent.
diff --git a/eth/fetcher/metrics.go b/eth/fetcher/metrics.go
index 93f328bc9..76cc49226 100644
--- a/eth/fetcher/metrics.go
+++ b/eth/fetcher/metrics.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Contains the metrics collected by the fetcher.
diff --git a/eth/gasprice.go b/eth/gasprice.go
index fbb7fec3f..031098e9a 100644
--- a/eth/gasprice.go
+++ b/eth/gasprice.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
diff --git a/eth/handler.go b/eth/handler.go
index 50e2ac99b..2bd369901 100644
--- a/eth/handler.go
+++ b/eth/handler.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
@@ -95,6 +95,7 @@ func NewProtocolManager(networkId int, mux *event.TypeMux, txpool txPool, pow po
newPeerCh: make(chan *peer, 1),
txsyncCh: make(chan *txsync),
quitSync: make(chan struct{}),
+ netId: networkId,
}
// Initiate a sub-protocol for every implemented version we can handle
manager.SubProtocols = make([]p2p.Protocol, len(ProtocolVersions))
diff --git a/eth/metrics.go b/eth/metrics.go
index 132172cb5..625b90b67 100644
--- a/eth/metrics.go
+++ b/eth/metrics.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
diff --git a/eth/peer.go b/eth/peer.go
index d70ad4c94..ade1f37ea 100644
--- a/eth/peer.go
+++ b/eth/peer.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
diff --git a/eth/protocol.go b/eth/protocol.go
index 704a637e2..b8c9b50d0 100644
--- a/eth/protocol.go
+++ b/eth/protocol.go
@@ -1,18 +1,18 @@
// Copyright 2014 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
@@ -30,7 +30,7 @@ var ProtocolVersions = []uint{61, 60}
var ProtocolLengths = []uint64{9, 8}
const (
- NetworkId = 0
+ NetworkId = 1
ProtocolMaxMsgSize = 10 * 1024 * 1024 // Maximum cap on the size of a protocol message
)
diff --git a/eth/protocol_test.go b/eth/protocol_test.go
index 686380b40..a24d98f69 100644
--- a/eth/protocol_test.go
+++ b/eth/protocol_test.go
@@ -1,18 +1,18 @@
// Copyright 2014 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
@@ -60,7 +60,7 @@ func TestStatusMsgErrors(t *testing.T) {
},
{
code: StatusMsg, data: statusData{uint32(ProtocolVersions[0]), 999, td, currentBlock, genesis},
- wantError: errResp(ErrNetworkIdMismatch, "999 (!= 0)"),
+ wantError: errResp(ErrNetworkIdMismatch, "999 (!= 1)"),
},
{
code: StatusMsg, data: statusData{uint32(ProtocolVersions[0]), NetworkId, td, currentBlock, common.Hash{3}},
@@ -178,12 +178,13 @@ type testPeer struct {
}
func newProtocolManagerForTesting(txAdded chan<- []*types.Transaction) *ProtocolManager {
+ db, _ := ethdb.NewMemDatabase()
+ core.WriteTestNetGenesisBlock(db, db, 0)
var (
em = new(event.TypeMux)
- db, _ = ethdb.NewMemDatabase()
- chain, _ = core.NewChainManager(core.GenesisBlock(0, db), db, db, db, core.FakePow{}, em)
+ chain, _ = core.NewChainManager(db, db, db, core.FakePow{}, em)
txpool = &fakeTxPool{added: txAdded}
- pm = NewProtocolManager(0, em, txpool, core.FakePow{}, chain)
+ pm = NewProtocolManager(NetworkId, em, txpool, core.FakePow{}, chain)
)
pm.Start()
return pm
diff --git a/eth/sync.go b/eth/sync.go
index 11e229af6..b4dea4b0f 100644
--- a/eth/sync.go
+++ b/eth/sync.go
@@ -1,18 +1,18 @@
// Copyright 2015 The go-ethereum Authors
-// This file is part of go-ethereum.
+// This file is part of the go-ethereum library.
//
-// go-ethereum is free software: you can redistribute it and/or modify
+// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
-// go-ethereum is distributed in the hope that it will be useful,
+// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
-// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package eth
@@ -164,5 +164,5 @@ func (pm *ProtocolManager) synchronise(peer *peer) {
return
}
// Otherwise try to sync with the downloader
- pm.downloader.Synchronise(peer.id, peer.Head())
+ pm.downloader.Synchronise(peer.id, peer.Head(), peer.Td())
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 16:37:28 +0800