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cmd, core, eth: added official testnet

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This commit is contained in:
Jeffrey Wilcke 2015-10-05 13:01:34 +02:00
parent 44fd395141
commit 1de796f101
5 changed files with 62 additions and 1 deletions
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1
cmd/geth/main.go
View File

@ -314,6 +314,7 @@ JavaScript API. See https://github.com/ethereum/go-ethereum/wiki/Javascipt-Conso
utils.ExecFlag,
utils.WhisperEnabledFlag,
utils.DevModeFlag,
utils.TestNetFlag,
utils.VMDebugFlag,
utils.VMForceJitFlag,
utils.VMJitCacheFlag,

18
cmd/utils/flags.go
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@ -125,6 +125,10 @@ var (
Name: "dev",
Usage: "Developer mode. This mode creates a private network and sets several debugging flags",
}
TestNetFlag = cli.BoolFlag{
Name: "testnet",
Usage: "Testnet mode. This enables your node to operate on the testnet",
}
IdentityFlag = cli.StringFlag{
Name: "identity",
Usage: "Custom node name",
@ -452,6 +456,17 @@ func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
AutoDAG: ctx.GlobalBool(AutoDAGFlag.Name) || ctx.GlobalBool(MiningEnabledFlag.Name),
}
if ctx.GlobalBool(DevModeFlag.Name) && ctx.GlobalBool(TestNetFlag.Name) {
glog.Fatalf("%s and %s are mutually exclusive\n", DevModeFlag.Name, TestNetFlag.Name)
}
if ctx.GlobalBool(TestNetFlag.Name) {
// testnet is always stored in the testnet folder
cfg.DataDir += "/testnet"
cfg.NetworkId = 2
cfg.TestNet = true
}
if ctx.GlobalBool(DevModeFlag.Name) {
if !ctx.GlobalIsSet(VMDebugFlag.Name) {
cfg.VmDebug = true
@ -540,6 +555,9 @@ func MakeChain(ctx *cli.Context) (chain *core.BlockChain, chainDb ethdb.Database
// MakeChain creates an account manager from set command line flags.
func MakeAccountManager(ctx *cli.Context) *accounts.Manager {
dataDir := MustDataDir(ctx)
if ctx.GlobalBool(TestNetFlag.Name) {
dataDir += "/testnet"
}
ks := crypto.NewKeyStorePassphrase(filepath.Join(dataDir, "keystore"))
return accounts.NewManager(ks)
}

21
core/genesis.go
View File

@ -155,6 +155,27 @@ func WriteGenesisBlockForTesting(db ethdb.Database, accounts ...GenesisAccount)
}
func WriteTestNetGenesisBlock(chainDb ethdb.Database, nonce uint64) (*types.Block, error) {
testGenesis := fmt.Sprintf(`{
"nonce": "0x%x",
"difficulty": "0x20000",
"mixhash": "0x00000000000000000000000000000000000000647572616c65787365646c6578",
"coinbase": "0x0000000000000000000000000000000000000000",
"timestamp": "0x00",
"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"extraData": "0x",
"gasLimit": "0x2FEFD8",
"alloc": {
"0000000000000000000000000000000000000001": { "balance": "1" },
"0000000000000000000000000000000000000002": { "balance": "1" },
"0000000000000000000000000000000000000003": { "balance": "1" },
"0000000000000000000000000000000000000004": { "balance": "1" },
"102e61f5d8f9bc71d0ad4a084df4e65e05ce0e1c": { "balance": "1606938044258990275541962092341162602522202993782792835301376" }
}
}`, types.EncodeNonce(nonce))
return WriteGenesisBlock(chainDb, strings.NewReader(testGenesis))
}
func WriteOlympicGenesisBlock(chainDb ethdb.Database, nonce uint64) (*types.Block, error) {
testGenesis := fmt.Sprintf(`{
"nonce":"0x%x",
"gasLimit":"0x%x",

5
core/state/statedb.go
View File

@ -28,6 +28,10 @@ import (
"github.com/ethereum/go-ethereum/trie"
)
// The starting nonce determines the default nonce when new accounts are being
// created.
var StartingNonce uint64
// StateDBs within the ethereum protocol are used to store anything
// within the merkle trie. StateDBs take care of caching and storing
// nested states. It's the general query interface to retrieve:
@ -263,6 +267,7 @@ func (self *StateDB) newStateObject(addr common.Address) *StateObject {
}
stateObject := NewStateObject(addr, self.db)
stateObject.SetNonce(StartingNonce)
self.stateObjects[addr.Str()] = stateObject
return stateObject

18
eth/backend.go
View File

@ -34,6 +34,7 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/compiler"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
@ -69,12 +70,17 @@ var (
discover.MustParseNode("enode://979b7fa28feeb35a4741660a16076f1943202cb72b6af70d327f053e248bab9ba81760f39d0701ef1d8f89cc1fbd2cacba0710a12cd5314d5e0c9021aa3637f9@5.1.83.226:30303"),
}
defaultTestNetBootNodes = []*discover.Node{
discover.MustParseNode("enode://5374c1bff8df923d3706357eeb4983cd29a63be40a269aaa2296ee5f3b2119a8978c0ed68b8f6fc84aad0df18790417daadf91a4bfbb786a16c9b0a199fa254a@92.51.165.126:30303"),
}
staticNodes = "static-nodes.json" // Path within <datadir> to search for the static node list
trustedNodes = "trusted-nodes.json" // Path within <datadir> to search for the trusted node list
)
type Config struct {
DevMode bool
TestNet bool
Name string
NetworkId int
@ -133,6 +139,10 @@ type Config struct {
func (cfg *Config) parseBootNodes() []*discover.Node {
if cfg.BootNodes == "" {
if cfg.TestNet {
return defaultTestNetBootNodes
}
return defaultBootNodes
}
var ns []*discover.Node
@ -309,7 +319,13 @@ func New(config *Config) (*Ethereum, error) {
glog.V(logger.Error).Infoln("Starting Olympic network")
fallthrough
case config.DevMode:
_, err := core.WriteTestNetGenesisBlock(chainDb, 42)
_, err := core.WriteOlympicGenesisBlock(chainDb, 42)
if err != nil {
return nil, err
}
case config.TestNet:
state.StartingNonce = 1048576 // (2**20)
_, err := core.WriteTestNetGenesisBlock(chainDb, 0x6d6f7264656e)
if err != nil {
return nil, err
}