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-rw-r--r--cmd/bootnode/main.go13
-rw-r--r--cmd/geth/chaincmd.go2
-rw-r--r--cmd/geth/main.go5
-rw-r--r--cmd/geth/usage.go4
-rw-r--r--cmd/utils/flags.go65
-rw-r--r--cmd/utils/version.go2
-rw-r--r--cmd/v5test/main.go101
7 files changed, 181 insertions, 11 deletions
diff --git a/cmd/bootnode/main.go b/cmd/bootnode/main.go
index 40d3cdc17..abecac3d8 100644
--- a/cmd/bootnode/main.go
+++ b/cmd/bootnode/main.go
@@ -27,6 +27,7 @@ import (
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/p2p/discover"
+ "github.com/ethereum/go-ethereum/p2p/discv5"
"github.com/ethereum/go-ethereum/p2p/nat"
)
@@ -38,6 +39,7 @@ func main() {
nodeKeyFile = flag.String("nodekey", "", "private key filename")
nodeKeyHex = flag.String("nodekeyhex", "", "private key as hex (for testing)")
natdesc = flag.String("nat", "none", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
+ runv5 = flag.Bool("v5", false, "run a v5 topic discovery bootnode")
nodeKey *ecdsa.PrivateKey
err error
@@ -79,8 +81,15 @@ func main() {
os.Exit(0)
}
- if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm, ""); err != nil {
- utils.Fatalf("%v", err)
+ if *runv5 {
+ if _, err := discv5.ListenUDP(nodeKey, *listenAddr, natm, ""); err != nil {
+ utils.Fatalf("%v", err)
+ }
+ } else {
+ if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm, ""); err != nil {
+ utils.Fatalf("%v", err)
+ }
}
+
select {}
}
diff --git a/cmd/geth/chaincmd.go b/cmd/geth/chaincmd.go
index c1bbbd8dc..7a9cf4ac2 100644
--- a/cmd/geth/chaincmd.go
+++ b/cmd/geth/chaincmd.go
@@ -180,7 +180,7 @@ func exportChain(ctx *cli.Context) error {
func removeDB(ctx *cli.Context) error {
stack := utils.MakeNode(ctx, clientIdentifier, gitCommit)
- dbdir := stack.ResolvePath("chaindata")
+ dbdir := stack.ResolvePath(utils.ChainDbName(ctx))
if !common.FileExist(dbdir) {
fmt.Println(dbdir, "does not exist")
return nil
diff --git a/cmd/geth/main.go b/cmd/geth/main.go
index 551705208..557bf57fa 100644
--- a/cmd/geth/main.go
+++ b/cmd/geth/main.go
@@ -118,8 +118,10 @@ participating.
utils.KeyStoreDirFlag,
utils.OlympicFlag,
utils.FastSyncFlag,
+ utils.LightModeFlag,
+ utils.LightServFlag,
+ utils.LightPeersFlag,
utils.LightKDFFlag,
- utils.CacheFlag,
utils.TrieCacheGenFlag,
utils.JSpathFlag,
utils.ListenPortFlag,
@@ -136,6 +138,7 @@ participating.
utils.NATFlag,
utils.NatspecEnabledFlag,
utils.NoDiscoverFlag,
+ utils.DiscoveryV5Flag,
utils.NodeKeyFileFlag,
utils.NodeKeyHexFlag,
utils.RPCEnabledFlag,
diff --git a/cmd/geth/usage.go b/cmd/geth/usage.go
index 4c4e27630..e4abf6b30 100644
--- a/cmd/geth/usage.go
+++ b/cmd/geth/usage.go
@@ -72,6 +72,9 @@ var AppHelpFlagGroups = []flagGroup{
utils.DevModeFlag,
utils.IdentityFlag,
utils.FastSyncFlag,
+ utils.LightModeFlag,
+ utils.LightServFlag,
+ utils.LightPeersFlag,
utils.LightKDFFlag,
},
},
@@ -119,6 +122,7 @@ var AppHelpFlagGroups = []flagGroup{
utils.MaxPendingPeersFlag,
utils.NATFlag,
utils.NoDiscoverFlag,
+ utils.DiscoveryV5Flag,
utils.NodeKeyFileFlag,
utils.NodeKeyHexFlag,
},
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index edb0873f6..626c2615d 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -39,6 +39,8 @@ import (
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
+ "github.com/ethereum/go-ethereum/les"
+ "github.com/ethereum/go-ethereum/light"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/metrics"
@@ -145,6 +147,20 @@ var (
Name: "fast",
Usage: "Enable fast syncing through state downloads",
}
+ LightModeFlag = cli.BoolFlag{
+ Name: "light",
+ Usage: "Enable light client mode",
+ }
+ LightServFlag = cli.IntFlag{
+ Name: "lightserv",
+ Usage: "Maximum percentage of time allowed for serving LES requests (0-90)",
+ Value: 0,
+ }
+ LightPeersFlag = cli.IntFlag{
+ Name: "lightpeers",
+ Usage: "Maximum number of LES client peers",
+ Value: 20,
+ }
LightKDFFlag = cli.BoolFlag{
Name: "lightkdf",
Usage: "Reduce key-derivation RAM & CPU usage at some expense of KDF strength",
@@ -348,6 +364,10 @@ var (
Name: "nodiscover",
Usage: "Disables the peer discovery mechanism (manual peer addition)",
}
+ DiscoveryV5Flag = cli.BoolFlag{
+ Name: "v5disc",
+ Usage: "Enables the experimental RLPx V5 (Topic Discovery) mechanism",
+ }
WhisperEnabledFlag = cli.BoolFlag{
Name: "shh",
Usage: "Enable Whisper",
@@ -491,6 +511,10 @@ func MakeListenAddress(ctx *cli.Context) string {
return fmt.Sprintf(":%d", ctx.GlobalInt(ListenPortFlag.Name))
}
+func MakeListenAddressV5(ctx *cli.Context) string {
+ return fmt.Sprintf(":%d", ctx.GlobalInt(ListenPortFlag.Name)+1)
+}
+
// MakeNAT creates a port mapper from set command line flags.
func MakeNAT(ctx *cli.Context) nat.Interface {
natif, err := nat.Parse(ctx.GlobalString(NATFlag.Name))
@@ -621,9 +645,11 @@ func MakeNode(ctx *cli.Context, name, gitCommit string) *node.Node {
Name: name,
Version: vsn,
UserIdent: makeNodeUserIdent(ctx),
- NoDiscovery: ctx.GlobalBool(NoDiscoverFlag.Name),
+ NoDiscovery: ctx.GlobalBool(NoDiscoverFlag.Name) || ctx.GlobalBool(LightModeFlag.Name),
+ DiscoveryV5: ctx.GlobalBool(DiscoveryV5Flag.Name) || ctx.GlobalBool(LightModeFlag.Name) || ctx.GlobalInt(LightServFlag.Name) > 0,
BootstrapNodes: MakeBootstrapNodes(ctx),
ListenAddr: MakeListenAddress(ctx),
+ ListenAddrV5: MakeListenAddressV5(ctx),
NAT: MakeNAT(ctx),
MaxPeers: ctx.GlobalInt(MaxPeersFlag.Name),
MaxPendingPeers: ctx.GlobalInt(MaxPendingPeersFlag.Name),
@@ -680,6 +706,10 @@ func RegisterEthService(ctx *cli.Context, stack *node.Node, extra []byte) {
Etherbase: MakeEtherbase(stack.AccountManager(), ctx),
ChainConfig: MakeChainConfig(ctx, stack),
FastSync: ctx.GlobalBool(FastSyncFlag.Name),
+ LightMode: ctx.GlobalBool(LightModeFlag.Name),
+ LightServ: ctx.GlobalInt(LightServFlag.Name),
+ LightPeers: ctx.GlobalInt(LightPeersFlag.Name),
+ MaxPeers: ctx.GlobalInt(MaxPeersFlag.Name),
DatabaseCache: ctx.GlobalInt(CacheFlag.Name),
DatabaseHandles: MakeDatabaseHandles(),
NetworkId: ctx.GlobalInt(NetworkIdFlag.Name),
@@ -714,6 +744,7 @@ func RegisterEthService(ctx *cli.Context, stack *node.Node, extra []byte) {
}
ethConf.Genesis = core.TestNetGenesisBlock()
state.StartingNonce = 1048576 // (2**20)
+ light.StartingNonce = 1048576 // (2**20)
case ctx.GlobalBool(DevModeFlag.Name):
ethConf.Genesis = core.OlympicGenesisBlock()
@@ -727,10 +758,23 @@ func RegisterEthService(ctx *cli.Context, stack *node.Node, extra []byte) {
state.MaxTrieCacheGen = uint16(gen)
}
- if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
- return eth.New(ctx, ethConf)
- }); err != nil {
- Fatalf("Failed to register the Ethereum service: %v", err)
+ if ethConf.LightMode {
+ if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
+ return les.New(ctx, ethConf)
+ }); err != nil {
+ Fatalf("Failed to register the Ethereum light node service: %v", err)
+ }
+ } else {
+ if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
+ fullNode, err := eth.New(ctx, ethConf)
+ if fullNode != nil && ethConf.LightServ > 0 {
+ ls, _ := les.NewLesServer(fullNode, ethConf)
+ fullNode.AddLesServer(ls)
+ }
+ return fullNode, err
+ }); err != nil {
+ Fatalf("Failed to register the Ethereum full node service: %v", err)
+ }
}
}
@@ -830,14 +874,23 @@ func MakeChainConfigFromDb(ctx *cli.Context, db ethdb.Database) *core.ChainConfi
return config
}
+func ChainDbName(ctx *cli.Context) string {
+ if ctx.GlobalBool(LightModeFlag.Name) {
+ return "lightchaindata"
+ } else {
+ return "chaindata"
+ }
+}
+
// MakeChainDatabase open an LevelDB using the flags passed to the client and will hard crash if it fails.
func MakeChainDatabase(ctx *cli.Context, stack *node.Node) ethdb.Database {
var (
cache = ctx.GlobalInt(CacheFlag.Name)
handles = MakeDatabaseHandles()
+ name = ChainDbName(ctx)
)
- chainDb, err := stack.OpenDatabase("chaindata", cache, handles)
+ chainDb, err := stack.OpenDatabase(name, cache, handles)
if err != nil {
Fatalf("Could not open database: %v", err)
}
diff --git a/cmd/utils/version.go b/cmd/utils/version.go
index 03633d694..b057f4293 100644
--- a/cmd/utils/version.go
+++ b/cmd/utils/version.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The go-ethereum Authors
+// Copyright 2016 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
diff --git a/cmd/v5test/main.go b/cmd/v5test/main.go
new file mode 100644
index 000000000..1daff56f8
--- /dev/null
+++ b/cmd/v5test/main.go
@@ -0,0 +1,101 @@
+// Copyright 2016 The go-ethereum Authors
+// This file is part of go-ethereum.
+//
+// go-ethereum is free software: you can redistribute it and/or modify
+// it under the terms of the GNU 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,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+
+// bootnode runs a bootstrap node for the Ethereum Discovery Protocol.
+package main
+
+import (
+ "flag"
+ "fmt"
+ "math/rand"
+ "strconv"
+ "time"
+
+ "github.com/ethereum/go-ethereum/cmd/utils"
+ "github.com/ethereum/go-ethereum/crypto"
+ "github.com/ethereum/go-ethereum/logger/glog"
+ "github.com/ethereum/go-ethereum/p2p/discv5"
+ "github.com/ethereum/go-ethereum/p2p/nat"
+)
+
+func main() {
+ var (
+ listenPort = flag.Int("addr", 31000, "beginning of listening port range")
+ natdesc = flag.String("nat", "none", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
+ count = flag.Int("count", 1, "number of v5 topic discovery test nodes (adds default bootnodes to form a test network)")
+ regtopic = flag.String("reg", "", "topic to register on the network")
+ looktopic = flag.String("search", "", "topic to search on the network")
+ )
+ flag.Var(glog.GetVerbosity(), "verbosity", "log verbosity (0-9)")
+ flag.Var(glog.GetVModule(), "vmodule", "log verbosity pattern")
+ glog.SetToStderr(true)
+ flag.Parse()
+
+ natm, err := nat.Parse(*natdesc)
+ if err != nil {
+ utils.Fatalf("-nat: %v", err)
+ }
+
+ for i := 0; i < *count; i++ {
+ listenAddr := ":" + strconv.Itoa(*listenPort+i)
+
+ nodeKey, err := crypto.GenerateKey()
+ if err != nil {
+ utils.Fatalf("could not generate key: %v", err)
+ }
+
+ if net, err := discv5.ListenUDP(nodeKey, listenAddr, natm, ""); err != nil {
+ utils.Fatalf("%v", err)
+ } else {
+ if err := net.SetFallbackNodes(discv5.BootNodes); err != nil {
+ utils.Fatalf("%v", err)
+ }
+ go func() {
+ if *looktopic == "" {
+ for i := 0; i < 20; i++ {
+ time.Sleep(time.Millisecond * time.Duration(2000+rand.Intn(2001)))
+ net.BucketFill()
+ }
+ }
+ switch {
+ case *regtopic != "":
+ // register topic
+ fmt.Println("Starting topic register")
+ stop := make(chan struct{})
+ net.RegisterTopic(discv5.Topic(*regtopic), stop)
+ case *looktopic != "":
+ // search topic
+ fmt.Println("Starting topic search")
+ stop := make(chan struct{})
+ found := make(chan string, 100)
+ go net.SearchTopic(discv5.Topic(*looktopic), stop, found)
+ for s := range found {
+ fmt.Println(time.Now(), s)
+ }
+ default:
+ // just keep doing lookups
+ for {
+ time.Sleep(time.Millisecond * time.Duration(40000+rand.Intn(40001)))
+ net.BucketFill()
+ }
+ }
+ }()
+ }
+ fmt.Printf("Started test node #%d with public key %v\n", i, discv5.PubkeyID(&nodeKey.PublicKey))
+ }
+
+ select {}
+}
generated by cgit (git 2.34.1) at 2024-11-15 05:15:30 +0800