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-rw-r--r--cmd/geth/dao_test.go306
-rw-r--r--cmd/geth/main.go9
-rw-r--r--cmd/geth/usage.go1
-rw-r--r--cmd/utils/flags.go76
-rw-r--r--core/config.go4
-rw-r--r--eth/backend.go2
-rw-r--r--params/util.go2
7 files changed, 354 insertions, 46 deletions
diff --git a/cmd/geth/dao_test.go b/cmd/geth/dao_test.go
new file mode 100644
index 000000000..fd6831c15
--- /dev/null
+++ b/cmd/geth/dao_test.go
@@ -0,0 +1,306 @@
+// 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/>.
+
+package main
+
+import (
+ "io/ioutil"
+ "math/big"
+ "os"
+ "path/filepath"
+ "testing"
+
+ "github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/core"
+ "github.com/ethereum/go-ethereum/ethdb"
+ "github.com/ethereum/go-ethereum/params"
+)
+
+var daoNoForkGenesis = `{
+ "alloc" : {},
+ "coinbase" : "0x0000000000000000000000000000000000000000",
+ "difficulty" : "0x20000",
+ "extraData" : "",
+ "gasLimit" : "0x2fefd8",
+ "nonce" : "0x0000000000000042",
+ "mixhash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+ "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+ "timestamp" : "0x00"
+}`
+var daoNoForkGenesisHash = common.HexToHash("5e1fc79cb4ffa4739177b5408045cd5d51c6cf766133f23f7cd72ee1f8d790e0")
+
+var daoProForkGenesis = `{
+ "alloc" : {},
+ "coinbase" : "0x0000000000000000000000000000000000000000",
+ "difficulty" : "0x20000",
+ "extraData" : "",
+ "gasLimit" : "0x2fefd8",
+ "nonce" : "0x0000000000000043",
+ "mixhash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+ "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+ "timestamp" : "0x00",
+ "config" : {
+ "daoForkBlock": 314
+ }
+}`
+var daoProForkGenesisHash = common.HexToHash("c80f3c1c3d81ae6d8ea59edf35d3e4b723e4c8684ec71fdb6d4715e3f8add237")
+var daoProForkBlock = big.NewInt(314)
+
+// Tests that creating a new node to with or without the DAO fork flag will correctly
+// set the genesis block but with DAO support explicitly set or unset in the chain
+// config in the database.
+func TestDAOSupportMainnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, false, "", true, params.MainNetDAOForkBlock)
+}
+func TestDAOSupportTestnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, true, "", true, params.TestNetDAOForkBlock)
+}
+func TestDAOSupportPrivnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, false, daoProForkGenesis, false, daoProForkBlock)
+}
+func TestDAONoSupportMainnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, false, "", false, nil)
+}
+func TestDAONoSupportTestnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, true, "", false, nil)
+}
+func TestDAONoSupportPrivnet(t *testing.T) {
+ testDAOForkBlockNewChain(t, false, daoNoForkGenesis, false, nil)
+}
+
+func testDAOForkBlockNewChain(t *testing.T, testnet bool, genesis string, fork bool, expect *big.Int) {
+ // Create a temporary data directory to use and inspect later
+ datadir := tmpdir(t)
+ defer os.RemoveAll(datadir)
+
+ // Start a Geth instance with the requested flags set and immediately terminate
+ if genesis != "" {
+ json := filepath.Join(datadir, "genesis.json")
+ if err := ioutil.WriteFile(json, []byte(genesis), 0600); err != nil {
+ t.Fatalf("failed to write genesis file: %v", err)
+ }
+ runGeth(t, "--datadir", datadir, "init", json).cmd.Wait()
+ }
+ execDAOGeth(t, datadir, testnet, fork, false)
+
+ // Retrieve the DAO config flag from the database
+ path := filepath.Join(datadir, "chaindata")
+ if testnet {
+ path = filepath.Join(datadir, "testnet", "chaindata")
+ }
+ db, err := ethdb.NewLDBDatabase(path, 0, 0)
+ if err != nil {
+ t.Fatalf("failed to open test database: %v", err)
+ }
+ defer db.Close()
+
+ genesisHash := common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
+ if testnet {
+ genesisHash = common.HexToHash("0x0cd786a2425d16f152c658316c423e6ce1181e15c3295826d7c9904cba9ce303")
+ } else if genesis == daoNoForkGenesis {
+ genesisHash = daoNoForkGenesisHash
+ } else if genesis == daoProForkGenesis {
+ genesisHash = daoProForkGenesisHash
+ }
+ config, err := core.GetChainConfig(db, genesisHash)
+ if err != nil {
+ t.Fatalf("failed to retrieve chain config: %v", err)
+ }
+ // Validate the DAO hard-fork block number against the expected value
+ if config.DAOForkBlock == nil {
+ if expect != nil {
+ t.Fatalf("dao hard-fork block mismatch: have nil, want %v", expect)
+ }
+ } else if config.DAOForkBlock.Cmp(expect) != 0 {
+ t.Fatalf("dao hard-fork block mismatch: have %v, want %v", config.DAOForkBlock, expect)
+ }
+}
+
+// Tests that starting up an already existing node with various DAO fork override
+// flags correctly changes the chain configs in the database.
+func TestDAODefaultMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, false, false, false, nil)
+}
+func TestDAOStartSupportMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, true, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOContinueExplicitSupportMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", true, true, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOContinueImplicitSupportMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", true, false, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOSwitchSupportMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, true, true, false, params.MainNetDAOForkBlock)
+}
+func TestDAOStartOpposeMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, false, false, true, nil)
+}
+func TestDAOContinueExplicitOpposeMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, false, true, true, nil)
+}
+func TestDAOContinueImplicitOpposeMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", false, false, true, false, nil)
+}
+func TestDAOSwitchOpposeMainnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, "", true, false, false, true, nil)
+}
+func TestDAODefaultTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, false, false, false, nil)
+}
+func TestDAOStartSupportTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, true, false, false, params.TestNetDAOForkBlock)
+}
+func TestDAOContinueExplicitSupportTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", true, true, false, false, params.TestNetDAOForkBlock)
+}
+func TestDAOContinueImplicitSupportTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", true, false, false, false, params.TestNetDAOForkBlock)
+}
+func TestDAOSwitchSupportTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, true, true, false, params.TestNetDAOForkBlock)
+}
+func TestDAOStartOpposeTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, false, false, true, nil)
+}
+func TestDAOContinueExplicitOpposeTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, false, true, true, nil)
+}
+func TestDAOContinueImplicitOpposeTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", false, false, true, false, nil)
+}
+func TestDAOSwitchOpposeTestnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, true, "", true, false, false, true, nil)
+}
+func TestDAODefaultPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, false, false, false, nil)
+}
+func TestDAOStartSupportConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, true, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOContinueExplicitSupportConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, true, true, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOContinueImplicitSupportConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, true, false, false, false, params.MainNetDAOForkBlock)
+}
+func TestDAOSwitchSupportConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, true, true, false, params.MainNetDAOForkBlock)
+}
+func TestDAOStartOpposeConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, false, false, true, nil)
+}
+func TestDAOContinueExplicitOpposeConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, false, true, true, nil)
+}
+func TestDAOContinueImplicitOpposeConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, false, false, true, false, nil)
+}
+func TestDAOSwitchOpposeConPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoNoForkGenesis, true, false, false, true, nil)
+}
+func TestDAODefaultProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, false, false, false, daoProForkBlock)
+}
+func TestDAOStartSupportProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, true, false, false, daoProForkBlock)
+}
+func TestDAOContinueExplicitSupportProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, true, true, false, false, daoProForkBlock)
+}
+func TestDAOContinueImplicitSupportProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, true, false, false, false, daoProForkBlock)
+}
+func TestDAOSwitchSupportProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, true, true, false, params.MainNetDAOForkBlock)
+}
+func TestDAOStartOpposeProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, false, false, true, nil)
+}
+func TestDAOContinueExplicitOpposeProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, false, true, true, nil)
+}
+func TestDAOContinueImplicitOpposeProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, false, false, true, false, nil)
+}
+func TestDAOSwitchOpposeProPrivnet(t *testing.T) {
+ testDAOForkBlockOldChain(t, false, daoProForkGenesis, true, false, false, true, nil)
+}
+
+func testDAOForkBlockOldChain(t *testing.T, testnet bool, genesis string, oldSupport, newSupport, oldOppose, newOppose bool, expect *big.Int) {
+ // Create a temporary data directory to use and inspect later
+ datadir := tmpdir(t)
+ defer os.RemoveAll(datadir)
+
+ // Cycle two Geth instances, possibly changing fork support in between
+ if genesis != "" {
+ json := filepath.Join(datadir, "genesis.json")
+ if err := ioutil.WriteFile(json, []byte(genesis), 0600); err != nil {
+ t.Fatalf("failed to write genesis file: %v", err)
+ }
+ runGeth(t, "--datadir", datadir, "init", json).cmd.Wait()
+ }
+ execDAOGeth(t, datadir, testnet, oldSupport, oldOppose)
+ execDAOGeth(t, datadir, testnet, newSupport, newOppose)
+
+ // Retrieve the DAO config flag from the database
+ path := filepath.Join(datadir, "chaindata")
+ if testnet {
+ path = filepath.Join(datadir, "testnet", "chaindata")
+ }
+ db, err := ethdb.NewLDBDatabase(path, 0, 0)
+ if err != nil {
+ t.Fatalf("failed to open test database: %v", err)
+ }
+ defer db.Close()
+
+ genesisHash := common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
+ if testnet {
+ genesisHash = common.HexToHash("0x0cd786a2425d16f152c658316c423e6ce1181e15c3295826d7c9904cba9ce303")
+ } else if genesis == daoNoForkGenesis {
+ genesisHash = daoNoForkGenesisHash
+ } else if genesis == daoProForkGenesis {
+ genesisHash = daoProForkGenesisHash
+ }
+ config, err := core.GetChainConfig(db, genesisHash)
+ if err != nil {
+ t.Fatalf("failed to retrieve chain config: %v", err)
+ }
+ // Validate the DAO hard-fork block number against the expected value
+ if config.DAOForkBlock == nil {
+ if expect != nil {
+ t.Fatalf("dao hard-fork block mismatch: have nil, want %v", expect)
+ }
+ } else if config.DAOForkBlock.Cmp(expect) != 0 {
+ t.Fatalf("dao hard-fork block mismatch: have %v, want %v", config.DAOForkBlock, expect)
+ }
+}
+
+// execDAOGeth starts a Geth instance with some DAO forks set and terminates.
+func execDAOGeth(t *testing.T, datadir string, testnet bool, supportFork bool, opposeFork bool) {
+ args := []string{"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none", "--ipcdisable", "--datadir", datadir}
+ if testnet {
+ args = append(args, "--testnet")
+ }
+ if supportFork {
+ args = append(args, "--support-dao-fork")
+ }
+ if opposeFork {
+ args = append(args, "--oppose-dao-fork")
+ }
+ geth := runGeth(t, append(args, []string{"--exec", "2+2", "console"}...)...)
+ geth.cmd.Wait()
+}
diff --git a/cmd/geth/main.go b/cmd/geth/main.go
index cb43f8769..5f1157b90 100644
--- a/cmd/geth/main.go
+++ b/cmd/geth/main.go
@@ -150,7 +150,6 @@ participating.
utils.IdentityFlag,
utils.UnlockedAccountFlag,
utils.PasswordFileFlag,
- utils.GenesisFileFlag,
utils.BootnodesFlag,
utils.DataDirFlag,
utils.KeyStoreDirFlag,
@@ -165,6 +164,8 @@ participating.
utils.MaxPendingPeersFlag,
utils.EtherbaseFlag,
utils.GasPriceFlag,
+ utils.SupportDAOFork,
+ utils.OpposeDAOFork,
utils.MinerThreadsFlag,
utils.MiningEnabledFlag,
utils.MiningGPUFlag,
@@ -225,12 +226,6 @@ participating.
eth.EnableBadBlockReporting = true
utils.SetupNetwork(ctx)
-
- // Deprecation warning.
- if ctx.GlobalIsSet(utils.GenesisFileFlag.Name) {
- common.PrintDepricationWarning("--genesis is deprecated. Switch to use 'geth init /path/to/file'")
- }
-
return nil
}
diff --git a/cmd/geth/usage.go b/cmd/geth/usage.go
index e7ef9e2c7..eb897d2b5 100644
--- a/cmd/geth/usage.go
+++ b/cmd/geth/usage.go
@@ -68,7 +68,6 @@ var AppHelpFlagGroups = []flagGroup{
utils.OlympicFlag,
utils.TestNetFlag,
utils.DevModeFlag,
- utils.GenesisFileFlag,
utils.IdentityFlag,
utils.FastSyncFlag,
utils.LightKDFFlag,
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 38ba3a9ba..b95f5159c 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -126,10 +126,6 @@ var (
Name: "dev",
Usage: "Developer mode: pre-configured private network with several debugging flags",
}
- GenesisFileFlag = cli.StringFlag{
- Name: "genesis",
- Usage: "Insert/overwrite the genesis block (JSON format)",
- }
IdentityFlag = cli.StringFlag{
Name: "identity",
Usage: "Custom node name",
@@ -161,6 +157,15 @@ var (
Name: "lightkdf",
Usage: "Reduce key-derivation RAM & CPU usage at some expense of KDF strength",
}
+ // Fork settings
+ SupportDAOFork = cli.BoolFlag{
+ Name: "support-dao-fork",
+ Usage: "Updates the chain rules to support the DAO hard-fork",
+ }
+ OpposeDAOFork = cli.BoolFlag{
+ Name: "oppose-dao-fork",
+ Usage: "Updates the chain rules to oppose the DAO hard-fork",
+ }
// Miner settings
// TODO: refactor CPU vs GPU mining flags
MiningEnabledFlag = cli.BoolFlag{
@@ -534,20 +539,6 @@ func MakeWSRpcHost(ctx *cli.Context) string {
return ctx.GlobalString(WSListenAddrFlag.Name)
}
-// MakeGenesisBlock loads up a genesis block from an input file specified in the
-// command line, or returns the empty string if none set.
-func MakeGenesisBlock(ctx *cli.Context) string {
- genesis := ctx.GlobalString(GenesisFileFlag.Name)
- if genesis == "" {
- return ""
- }
- data, err := ioutil.ReadFile(genesis)
- if err != nil {
- Fatalf("Failed to load custom genesis file: %v", err)
- }
- return string(data)
-}
-
// MakeDatabaseHandles raises out the number of allowed file handles per process
// for Geth and returns half of the allowance to assign to the database.
func MakeDatabaseHandles() int {
@@ -689,7 +680,6 @@ func MakeSystemNode(name, version string, relconf release.Config, extra []byte,
ethConf := &eth.Config{
ChainConfig: MustMakeChainConfig(ctx),
- Genesis: MakeGenesisBlock(ctx),
FastSync: ctx.GlobalBool(FastSyncFlag.Name),
BlockChainVersion: ctx.GlobalInt(BlockchainVersionFlag.Name),
DatabaseCache: ctx.GlobalInt(CacheFlag.Name),
@@ -722,17 +712,13 @@ func MakeSystemNode(name, version string, relconf release.Config, extra []byte,
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
ethConf.NetworkId = 1
}
- if !ctx.GlobalIsSet(GenesisFileFlag.Name) {
- ethConf.Genesis = core.OlympicGenesisBlock()
- }
+ ethConf.Genesis = core.OlympicGenesisBlock()
case ctx.GlobalBool(TestNetFlag.Name):
if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
ethConf.NetworkId = 2
}
- if !ctx.GlobalIsSet(GenesisFileFlag.Name) {
- ethConf.Genesis = core.TestNetGenesisBlock()
- }
+ ethConf.Genesis = core.TestNetGenesisBlock()
state.StartingNonce = 1048576 // (2**20)
case ctx.GlobalBool(DevModeFlag.Name):
@@ -747,9 +733,7 @@ func MakeSystemNode(name, version string, relconf release.Config, extra []byte,
stackConf.ListenAddr = ":0"
}
// Override the Ethereum protocol configs
- if !ctx.GlobalIsSet(GenesisFileFlag.Name) {
- ethConf.Genesis = core.OlympicGenesisBlock()
- }
+ ethConf.Genesis = core.OlympicGenesisBlock()
if !ctx.GlobalIsSet(GasPriceFlag.Name) {
ethConf.GasPrice = new(big.Int)
}
@@ -813,24 +797,44 @@ func MustMakeChainConfig(ctx *cli.Context) *core.ChainConfig {
// MustMakeChainConfigFromDb reads the chain configuration from the given database.
func MustMakeChainConfigFromDb(ctx *cli.Context, db ethdb.Database) *core.ChainConfig {
- genesis := core.GetBlock(db, core.GetCanonicalHash(db, 0), 0)
-
- if genesis != nil {
- // Existing genesis block, use stored config if available.
+ // If the chain is already initialized, use any existing chain configs
+ if genesis := core.GetBlock(db, core.GetCanonicalHash(db, 0), 0); genesis != nil {
storedConfig, err := core.GetChainConfig(db, genesis.Hash())
if err == nil {
+ // Force override any existing configs if explicitly requested
+ switch {
+ case storedConfig.DAOForkBlock == nil && ctx.GlobalBool(SupportDAOFork.Name) && ctx.GlobalBool(TestNetFlag.Name):
+ storedConfig.DAOForkBlock = params.TestNetDAOForkBlock
+ case storedConfig.DAOForkBlock == nil && ctx.GlobalBool(SupportDAOFork.Name):
+ storedConfig.DAOForkBlock = params.MainNetDAOForkBlock
+ case ctx.GlobalBool(OpposeDAOFork.Name):
+ storedConfig.DAOForkBlock = nil
+ }
return storedConfig
} else if err != core.ChainConfigNotFoundErr {
Fatalf("Could not make chain configuration: %v", err)
}
}
- var homesteadBlockNo *big.Int
+ // If the chain is uninitialized nor no configs are present, create one
+ var homesteadBlock *big.Int
if ctx.GlobalBool(TestNetFlag.Name) {
- homesteadBlockNo = params.TestNetHomesteadBlock
+ homesteadBlock = params.TestNetHomesteadBlock
} else {
- homesteadBlockNo = params.MainNetHomesteadBlock
+ homesteadBlock = params.MainNetHomesteadBlock
+ }
+ var daoForkBlock *big.Int
+ switch {
+ case ctx.GlobalBool(SupportDAOFork.Name) && ctx.GlobalBool(TestNetFlag.Name):
+ daoForkBlock = params.TestNetDAOForkBlock
+ case ctx.GlobalBool(SupportDAOFork.Name):
+ daoForkBlock = params.MainNetDAOForkBlock
+ case ctx.GlobalBool(OpposeDAOFork.Name):
+ daoForkBlock = nil
+ }
+ return &core.ChainConfig{
+ HomesteadBlock: homesteadBlock,
+ DAOForkBlock: daoForkBlock,
}
- return &core.ChainConfig{HomesteadBlock: homesteadBlockNo}
}
// MakeChainDatabase open an LevelDB using the flags passed to the client and will hard crash if it fails.
diff --git a/core/config.go b/core/config.go
index 81ca76aa3..d557ae5a4 100644
--- a/core/config.go
+++ b/core/config.go
@@ -31,7 +31,8 @@ var ChainConfigNotFoundErr = errors.New("ChainConfig not found") // general conf
// that any network, identified by its genesis block, can have its own
// set of configuration options.
type ChainConfig struct {
- HomesteadBlock *big.Int // homestead switch block
+ HomesteadBlock *big.Int `json:"homesteadBlock"` // homestead switch block (0 = already homestead)
+ DAOForkBlock *big.Int `json:"daoForkBlock"` // TheDAO hard-fork block (nil = no fork)
VmConfig vm.Config `json:"-"`
}
@@ -41,6 +42,5 @@ func (c *ChainConfig) IsHomestead(num *big.Int) bool {
if num == nil {
return false
}
-
return num.Cmp(c.HomesteadBlock) >= 0
}
diff --git a/eth/backend.go b/eth/backend.go
index 351cc2744..c8a9af6ee 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -205,6 +205,8 @@ func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
if config.ChainConfig == nil {
return nil, errors.New("missing chain config")
}
+ core.WriteChainConfig(chainDb, genesis.Hash(), config.ChainConfig)
+
eth.chainConfig = config.ChainConfig
eth.chainConfig.VmConfig = vm.Config{
EnableJit: config.EnableJit,
diff --git a/params/util.go b/params/util.go
index b37bc79b2..b76850852 100644
--- a/params/util.go
+++ b/params/util.go
@@ -21,4 +21,6 @@ import "math/big"
var (
TestNetHomesteadBlock = big.NewInt(494000) // testnet homestead block
MainNetHomesteadBlock = big.NewInt(1150000) // mainnet homestead block
+ TestNetDAOForkBlock = big.NewInt(8888888) // testnet dao hard-fork block
+ MainNetDAOForkBlock = big.NewInt(9999999) // mainnet dao hard-fork block
)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 23:39:09 +0800