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-rw-r--r--cmd/utils/flags.go107
1 files changed, 68 insertions, 39 deletions
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 14898b987..de379f84f 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)
}
@@ -763,6 +747,13 @@ func MakeSystemNode(name, version string, relconf release.Config, extra []byte,
if err != nil {
Fatalf("Failed to create the protocol stack: %v", err)
}
+
+ if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
+ return accman, nil
+ }); err != nil {
+ Fatalf("Failed to register the account manager service: %v", err)
+ }
+
if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
return eth.New(ctx, ethConf)
}); err != nil {
@@ -806,24 +797,62 @@ 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 the chain is already initialized, use any existing chain configs
+ config := new(core.ChainConfig)
+ genesis := core.GetBlock(db, core.GetCanonicalHash(db, 0), 0)
if genesis != nil {
- // Existing genesis block, use stored config if available.
storedConfig, err := core.GetChainConfig(db, genesis.Hash())
- if err == nil {
- return storedConfig
- } else if err != core.ChainConfigNotFoundErr {
+ switch err {
+ case nil:
+ config = storedConfig
+ case core.ChainConfigNotFoundErr:
+ // No configs found, use empty, will populate below
+ default:
Fatalf("Could not make chain configuration: %v", err)
}
}
- var homesteadBlockNo *big.Int
- if ctx.GlobalBool(TestNetFlag.Name) {
- homesteadBlockNo = params.TestNetHomesteadBlock
- } else {
- homesteadBlockNo = params.MainNetHomesteadBlock
+ // Set any missing fields due to them being unset or system upgrade
+ if config.HomesteadBlock == nil {
+ if ctx.GlobalBool(TestNetFlag.Name) {
+ config.HomesteadBlock = params.TestNetHomesteadBlock
+ } else {
+ config.HomesteadBlock = params.MainNetHomesteadBlock
+ }
+ }
+ if config.DAOForkBlock == nil {
+ if ctx.GlobalBool(TestNetFlag.Name) {
+ config.DAOForkBlock = params.TestNetDAOForkBlock
+ } else {
+ config.DAOForkBlock = params.MainNetDAOForkBlock
+ }
+ config.DAOForkSupport = true
}
- return &core.ChainConfig{HomesteadBlock: homesteadBlockNo}
+ // Force override any existing configs if explicitly requested
+ switch {
+ case ctx.GlobalBool(SupportDAOFork.Name):
+ config.DAOForkSupport = true
+ case ctx.GlobalBool(OpposeDAOFork.Name):
+ config.DAOForkSupport = false
+ }
+ // Temporarilly display a proper message so the user knows which fork its on
+ if !ctx.GlobalBool(TestNetFlag.Name) && (genesis == nil || genesis.Hash() == common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")) {
+ choice := "SUPPORT"
+ if !config.DAOForkSupport {
+ choice = "OPPOSE"
+ }
+ current := fmt.Sprintf("Geth is currently configured to %s the DAO hard-fork!", choice)
+ howtoswap := fmt.Sprintf("You can change your choice prior to block #%v with --support-dao-fork or --oppose-dao-fork.", config.DAOForkBlock)
+ howtosync := fmt.Sprintf("After the hard-fork block #%v passed, changing chains requires a resync from scratch!", config.DAOForkBlock)
+ separator := strings.Repeat("-", len(howtoswap))
+
+ glog.V(logger.Warn).Info(separator)
+ glog.V(logger.Warn).Info(current)
+ glog.V(logger.Warn).Info(howtoswap)
+ glog.V(logger.Warn).Info(howtosync)
+ glog.V(logger.Warn).Info(separator)
+ }
+ return config
}
// MakeChainDatabase open an LevelDB using the flags passed to the client and will hard crash if it fails.
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-14 15:25:30 +0800