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// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Contains all the wrappers from the params package.
package geth
import (
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/p2p/discv5"
"github.com/ethereum/go-ethereum/params"
)
// MainnetChainConfig returns the chain configurations for the main Ethereum network.
func MainnetChainConfig() *ChainConfig {
return &ChainConfig{
ChainID: params.MainNetChainID.Int64(),
HomesteadBlock: params.MainNetHomesteadBlock.Int64(),
DAOForkBlock: params.MainNetDAOForkBlock.Int64(),
DAOForkSupport: true,
EIP150Block: params.MainNetHomesteadGasRepriceBlock.Int64(),
EIP150Hash: Hash{params.MainNetHomesteadGasRepriceHash},
EIP155Block: params.MainNetSpuriousDragon.Int64(),
EIP158Block: params.MainNetSpuriousDragon.Int64(),
}
}
// MainnetGenesis returns the JSON spec to use for the main Ethereum network. It
// is actually empty since that defaults to the hard coded binary genesis block.
func MainnetGenesis() string {
return ""
}
// TestnetChainConfig returns the chain configurations for the Ethereum test network.
func TestnetChainConfig() *ChainConfig {
return &ChainConfig{
ChainID: params.TestNetChainID.Int64(),
HomesteadBlock: params.TestNetHomesteadBlock.Int64(),
DAOForkBlock: 0,
DAOForkSupport: false,
EIP150Block: params.TestNetHomesteadGasRepriceBlock.Int64(),
EIP150Hash: Hash{params.TestNetHomesteadGasRepriceHash},
EIP155Block: params.TestNetSpuriousDragon.Int64(),
EIP158Block: params.TestNetSpuriousDragon.Int64(),
}
}
// TestnetGenesis returns the JSON spec to use for the Ethereum test network.
func TestnetGenesis() string {
return core.DefaultTestnetGenesisBlock()
}
// ChainConfig is the core config which determines the blockchain settings.
type ChainConfig struct {
ChainID int64 // Chain ID for replay protection
HomesteadBlock int64 // Homestead switch block
DAOForkBlock int64 // TheDAO hard-fork switch block
DAOForkSupport bool // Whether the nodes supports or opposes the DAO hard-fork
EIP150Block int64 // Homestead gas reprice switch block
EIP150Hash Hash // Homestead gas reprice switch block hash
EIP155Block int64 // Replay protection switch block
EIP158Block int64 // Empty account pruning switch block
}
// NewChainConfig creates a new chain configuration that transitions immediately
// to homestead and has no notion of the DAO fork (ideal for a private network).
func NewChainConfig() *ChainConfig {
return new(ChainConfig)
}
// FoundationBootnodes returns the enode URLs of the P2P bootstrap nodes operated
// by the foundation running the V5 discovery protocol.
func FoundationBootnodes() *Enodes {
nodes := &Enodes{nodes: make([]*discv5.Node, len(params.DiscoveryV5Bootnodes))}
for i, url := range params.DiscoveryV5Bootnodes {
nodes.nodes[i] = discv5.MustParseNode(url)
}
return nodes
}
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