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[R4R]enable directbroadcast flag to decrease the block propagation time #99

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merged 1 commit into from
Mar 3, 2021
Merged

[R4R]enable directbroadcast flag to decrease the block propagation time #99

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1 change: 1 addition & 0 deletions cmd/geth/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,7 @@ var (
utils.KeyStoreDirFlag,
utils.ExternalSignerFlag,
utils.NoUSBFlag,
utils.DirectBroadcastFlag,
utils.SmartCardDaemonPathFlag,
utils.OverrideIstanbulFlag,
utils.OverrideMuirGlacierFlag,
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1 change: 1 addition & 0 deletions cmd/geth/usage.go
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Expand Up @@ -70,6 +70,7 @@ var AppHelpFlagGroups = []flagGroup{
utils.AncientFlag,
utils.KeyStoreDirFlag,
utils.NoUSBFlag,
utils.DirectBroadcastFlag,
utils.SmartCardDaemonPathFlag,
utils.NetworkIdFlag,
utils.GoerliFlag,
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14 changes: 12 additions & 2 deletions cmd/utils/flags.go
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Expand Up @@ -143,6 +143,10 @@ var (
Usage: "Data directory for the databases and keystore",
Value: DirectoryString(node.DefaultDataDir()),
}
DirectBroadcastFlag = cli.BoolFlag{
Name: "directbroadcast",
Usage: "Enable directly broadcast mined block to all peers",
}
AncientFlag = DirectoryFlag{
Name: "datadir.ancient",
Usage: "Data directory for ancient chain segments (default = inside chaindata)",
Expand Down Expand Up @@ -787,13 +791,13 @@ var (
Value: "",
}

InitNetworkIps= cli.StringFlag{
InitNetworkIps = cli.StringFlag{
Name: "init.ips",
Usage: "the ips of each node in the network, example '192.168.0.1,192.168.0.2'",
Value: "",
}

InitNetworkPort= cli.IntFlag{
InitNetworkPort = cli.IntFlag{
Name: "init.p2p-port",
Usage: "the p2p port of the nodes in the network",
Value: 30311,
Expand Down Expand Up @@ -1243,6 +1247,9 @@ func SetNodeConfig(ctx *cli.Context, cfg *node.Config) {
if ctx.GlobalIsSet(NoUSBFlag.Name) {
cfg.NoUSB = ctx.GlobalBool(NoUSBFlag.Name)
}
if ctx.GlobalIsSet(DirectBroadcastFlag.Name) {
cfg.DirectBroadcast = ctx.GlobalBool(DirectBroadcastFlag.Name)
}
if ctx.GlobalIsSet(InsecureUnlockAllowedFlag.Name) {
cfg.InsecureUnlockAllowed = ctx.GlobalBool(InsecureUnlockAllowedFlag.Name)
}
Expand Down Expand Up @@ -1519,6 +1526,9 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *eth.Config) {
if ctx.GlobalIsSet(GCModeFlag.Name) {
cfg.NoPruning = ctx.GlobalString(GCModeFlag.Name) == "archive"
}
if ctx.GlobalIsSet(DirectBroadcastFlag.Name) {
cfg.DirectBroadcast = ctx.GlobalBool(DirectBroadcastFlag.Name)
}
if ctx.GlobalIsSet(CacheNoPrefetchFlag.Name) {
cfg.NoPrefetch = ctx.GlobalBool(CacheNoPrefetchFlag.Name)
}
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2 changes: 1 addition & 1 deletion eth/backend.go
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Expand Up @@ -213,7 +213,7 @@ func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
if checkpoint == nil {
checkpoint = params.TrustedCheckpoints[genesisHash]
}
if eth.protocolManager, err = NewProtocolManager(chainConfig, checkpoint, config.SyncMode, config.NetworkId, eth.eventMux, eth.txPool, eth.engine, eth.blockchain, chainDb, cacheLimit, config.Whitelist); err != nil {
if eth.protocolManager, err = NewProtocolManager(chainConfig, checkpoint, config.SyncMode, config.NetworkId, eth.eventMux, eth.txPool, eth.engine, eth.blockchain, chainDb, cacheLimit, config.Whitelist, config.DirectBroadcast); err != nil {
return nil, err
}

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5 changes: 3 additions & 2 deletions eth/config.go
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Expand Up @@ -103,8 +103,9 @@ type Config struct {
// for nodes to connect to.
DiscoveryURLs []string

NoPruning bool // Whether to disable pruning and flush everything to disk
NoPrefetch bool // Whether to disable prefetching and only load state on demand
NoPruning bool // Whether to disable pruning and flush everything to disk
NoPrefetch bool // Whether to disable prefetching and only load state on demand
DirectBroadcast bool

// Whitelist of required block number -> hash values to accept
Whitelist map[uint64]common.Hash `toml:"-"`
Expand Down
33 changes: 20 additions & 13 deletions eth/handler.go
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Expand Up @@ -64,8 +64,9 @@ type ProtocolManager struct {
networkID uint64
forkFilter forkid.Filter // Fork ID filter, constant across the lifetime of the node

fastSync uint32 // Flag whether fast sync is enabled (gets disabled if we already have blocks)
acceptTxs uint32 // Flag whether we're considered synchronised (enables transaction processing)
fastSync uint32 // Flag whether fast sync is enabled (gets disabled if we already have blocks)
acceptTxs uint32 // Flag whether we're considered synchronised (enables transaction processing)
directBroadcast bool

checkpointNumber uint64 // Block number for the sync progress validator to cross reference
checkpointHash common.Hash // Block hash for the sync progress validator to cross reference
Expand Down Expand Up @@ -100,18 +101,19 @@ type ProtocolManager struct {

// NewProtocolManager returns a new Ethereum sub protocol manager. The Ethereum sub protocol manages peers capable
// with the Ethereum network.
func NewProtocolManager(config *params.ChainConfig, checkpoint *params.TrustedCheckpoint, mode downloader.SyncMode, networkID uint64, mux *event.TypeMux, txpool txPool, engine consensus.Engine, blockchain *core.BlockChain, chaindb ethdb.Database, cacheLimit int, whitelist map[uint64]common.Hash) (*ProtocolManager, error) {
func NewProtocolManager(config *params.ChainConfig, checkpoint *params.TrustedCheckpoint, mode downloader.SyncMode, networkID uint64, mux *event.TypeMux, txpool txPool, engine consensus.Engine, blockchain *core.BlockChain, chaindb ethdb.Database, cacheLimit int, whitelist map[uint64]common.Hash, directBroadcast bool) (*ProtocolManager, error) {
// Create the protocol manager with the base fields
manager := &ProtocolManager{
networkID: networkID,
forkFilter: forkid.NewFilter(blockchain),
eventMux: mux,
txpool: txpool,
blockchain: blockchain,
peers: newPeerSet(),
whitelist: whitelist,
txsyncCh: make(chan *txsync),
quitSync: make(chan struct{}),
directBroadcast: directBroadcast,
networkID: networkID,
forkFilter: forkid.NewFilter(blockchain),
eventMux: mux,
txpool: txpool,
blockchain: blockchain,
peers: newPeerSet(),
whitelist: whitelist,
txsyncCh: make(chan *txsync),
quitSync: make(chan struct{}),
}

if mode == downloader.FullSync {
Expand Down Expand Up @@ -821,7 +823,12 @@ func (pm *ProtocolManager) BroadcastBlock(block *types.Block, propagate bool) {
return
}
// Send the block to a subset of our peers
transfer := peers[:int(math.Sqrt(float64(len(peers))))]
var transfer []*peer
if pm.directBroadcast {
transfer = peers[:int(len(peers))]
} else {
transfer = peers[:int(math.Sqrt(float64(len(peers))))]
}
for _, peer := range transfer {
peer.AsyncSendNewBlock(block, td)
}
Expand Down
6 changes: 3 additions & 3 deletions eth/handler_test.go
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Expand Up @@ -495,7 +495,7 @@ func testCheckpointChallenge(t *testing.T, syncmode downloader.SyncMode, checkpo
if err != nil {
t.Fatalf("failed to create new blockchain: %v", err)
}
pm, err := NewProtocolManager(config, cht, syncmode, DefaultConfig.NetworkId, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, ethash.NewFaker(), blockchain, db, 1, nil)
pm, err := NewProtocolManager(config, cht, syncmode, DefaultConfig.NetworkId, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, ethash.NewFaker(), blockchain, db, 1, nil, false)
if err != nil {
t.Fatalf("failed to start test protocol manager: %v", err)
}
Expand Down Expand Up @@ -582,7 +582,7 @@ func testBroadcastBlock(t *testing.T, totalPeers, broadcastExpected int) {
if err != nil {
t.Fatalf("failed to create new blockchain: %v", err)
}
pm, err := NewProtocolManager(config, nil, downloader.FullSync, DefaultConfig.NetworkId, evmux, &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, pow, blockchain, db, 1, nil)
pm, err := NewProtocolManager(config, nil, downloader.FullSync, DefaultConfig.NetworkId, evmux, &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, pow, blockchain, db, 1, nil, false)
if err != nil {
t.Fatalf("failed to start test protocol manager: %v", err)
}
Expand Down Expand Up @@ -643,7 +643,7 @@ func TestBroadcastMalformedBlock(t *testing.T) {
if err != nil {
t.Fatalf("failed to create new blockchain: %v", err)
}
pm, err := NewProtocolManager(config, nil, downloader.FullSync, DefaultConfig.NetworkId, new(event.TypeMux), new(testTxPool), engine, blockchain, db, 1, nil)
pm, err := NewProtocolManager(config, nil, downloader.FullSync, DefaultConfig.NetworkId, new(event.TypeMux), new(testTxPool), engine, blockchain, db, 1, nil, false)
if err != nil {
t.Fatalf("failed to start test protocol manager: %v", err)
}
Expand Down
2 changes: 1 addition & 1 deletion eth/helper_test.go
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Expand Up @@ -68,7 +68,7 @@ func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func
if _, err := blockchain.InsertChain(chain); err != nil {
panic(err)
}
pm, err := NewProtocolManager(gspec.Config, nil, mode, DefaultConfig.NetworkId, evmux, &testTxPool{added: newtx, pool: make(map[common.Hash]*types.Transaction)}, engine, blockchain, db, 1, nil)
pm, err := NewProtocolManager(gspec.Config, nil, mode, DefaultConfig.NetworkId, evmux, &testTxPool{added: newtx, pool: make(map[common.Hash]*types.Transaction)}, engine, blockchain, db, 1, nil, false)
if err != nil {
return nil, nil, err
}
Expand Down
4 changes: 2 additions & 2 deletions eth/protocol_test.go
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Expand Up @@ -181,8 +181,8 @@ func TestForkIDSplit(t *testing.T) {
blocksNoFork, _ = core.GenerateChain(configNoFork, genesisNoFork, engine, dbNoFork, 2, nil)
blocksProFork, _ = core.GenerateChain(configProFork, genesisProFork, engine, dbProFork, 2, nil)

ethNoFork, _ = NewProtocolManager(configNoFork, nil, downloader.FullSync, 1, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, engine, chainNoFork, dbNoFork, 1, nil)
ethProFork, _ = NewProtocolManager(configProFork, nil, downloader.FullSync, 1, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, engine, chainProFork, dbProFork, 1, nil)
ethNoFork, _ = NewProtocolManager(configNoFork, nil, downloader.FullSync, 1, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, engine, chainNoFork, dbNoFork, 1, nil, false)
ethProFork, _ = NewProtocolManager(configProFork, nil, downloader.FullSync, 1, new(event.TypeMux), &testTxPool{pool: make(map[common.Hash]*types.Transaction)}, engine, chainProFork, dbProFork, 1, nil, false)
)
ethNoFork.Start(1000)
ethProFork.Start(1000)
Expand Down
3 changes: 3 additions & 0 deletions node/config.go
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Expand Up @@ -95,6 +95,9 @@ type Config struct {
// NoUSB disables hardware wallet monitoring and connectivity.
NoUSB bool `toml:",omitempty"`

// DirectBroadcast enable directly broadcast mined block to all peers
DirectBroadcast bool `toml:",omitempty"`

// SmartCardDaemonPath is the path to the smartcard daemon's socket
SmartCardDaemonPath string `toml:",omitempty"`

Expand Down