mirror of https://github.com/poanetwork/quorum.git
779 lines
32 KiB
Go
779 lines
32 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package params
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import (
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"encoding/binary"
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"errors"
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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)
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// Genesis hashes to enforce below configs on.
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var (
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MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
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TestnetGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")
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RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
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GoerliGenesisHash = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")
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)
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// TrustedCheckpoints associates each known checkpoint with the genesis hash of
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// the chain it belongs to.
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var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
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MainnetGenesisHash: MainnetTrustedCheckpoint,
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TestnetGenesisHash: TestnetTrustedCheckpoint,
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RinkebyGenesisHash: RinkebyTrustedCheckpoint,
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GoerliGenesisHash: GoerliTrustedCheckpoint,
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}
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// CheckpointOracles associates each known checkpoint oracles with the genesis hash of
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// the chain it belongs to.
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var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{
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MainnetGenesisHash: MainnetCheckpointOracle,
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TestnetGenesisHash: TestnetCheckpointOracle,
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RinkebyGenesisHash: RinkebyCheckpointOracle,
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GoerliGenesisHash: GoerliCheckpointOracle,
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}
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var (
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// MainnetChainConfig is the chain parameters to run a node on the main network.
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MainnetChainConfig = &ChainConfig{
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ChainID: big.NewInt(1),
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HomesteadBlock: big.NewInt(1150000),
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DAOForkBlock: big.NewInt(1920000),
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DAOForkSupport: true,
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EIP150Block: big.NewInt(2463000),
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EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
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EIP155Block: big.NewInt(2675000),
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EIP158Block: big.NewInt(2675000),
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ByzantiumBlock: big.NewInt(4370000),
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ConstantinopleBlock: big.NewInt(7280000),
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PetersburgBlock: big.NewInt(7280000),
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IstanbulBlock: big.NewInt(9069000),
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Ethash: new(EthashConfig),
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}
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// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
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MainnetTrustedCheckpoint = &TrustedCheckpoint{
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SectionIndex: 270,
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SectionHead: common.HexToHash("0xb67c33d838a60c282c2fb49b188fbbac1ef8565ffb4a1c4909b0a05885e72e40"),
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CHTRoot: common.HexToHash("0x781daa4607782300da85d440df3813ba38a1262585231e35e9480726de81dbfc"),
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BloomRoot: common.HexToHash("0xfd8951fa6d779cbc981df40dc31056ed1a549db529349d7dfae016f9d96cae72"),
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}
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// MainnetCheckpointOracle contains a set of configs for the main network oracle.
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MainnetCheckpointOracle = &CheckpointOracleConfig{
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Address: common.HexToAddress("0x9a9070028361F7AAbeB3f2F2Dc07F82C4a98A02a"),
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Signers: []common.Address{
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common.HexToAddress("0x1b2C260efc720BE89101890E4Db589b44E950527"), // Peter
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common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin
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common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt
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common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary
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common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume
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},
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Threshold: 2,
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}
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// TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network.
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TestnetChainConfig = &ChainConfig{
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ChainID: big.NewInt(3),
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HomesteadBlock: big.NewInt(0),
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DAOForkBlock: nil,
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DAOForkSupport: true,
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EIP150Block: big.NewInt(0),
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EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
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EIP155Block: big.NewInt(10),
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EIP158Block: big.NewInt(10),
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ByzantiumBlock: big.NewInt(1700000),
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ConstantinopleBlock: big.NewInt(4230000),
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PetersburgBlock: big.NewInt(4939394),
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IstanbulBlock: big.NewInt(6485846),
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Ethash: new(EthashConfig),
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}
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// TestnetTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network.
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TestnetTrustedCheckpoint = &TrustedCheckpoint{
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SectionIndex: 204,
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SectionHead: common.HexToHash("0xa39168b51c3205456f30ce6a91f3590a43295b15a1c8c2ab86bb8c06b8ad1808"),
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CHTRoot: common.HexToHash("0x9a3654147b79882bfc4e16fbd3421512aa7e4dfadc6c511923980e0877bdf3b4"),
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BloomRoot: common.HexToHash("0xe72b979522d94fa45c1331639316da234a9bb85062d64d72e13afe1d3f5c17d5"),
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}
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// TestnetCheckpointOracle contains a set of configs for the Ropsten test network oracle.
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TestnetCheckpointOracle = &CheckpointOracleConfig{
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Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"),
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Signers: []common.Address{
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common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"), // Peter
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common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin
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common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt
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common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary
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common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume
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},
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Threshold: 2,
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}
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// RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network.
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RinkebyChainConfig = &ChainConfig{
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ChainID: big.NewInt(4),
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HomesteadBlock: big.NewInt(1),
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DAOForkBlock: nil,
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DAOForkSupport: true,
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EIP150Block: big.NewInt(2),
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EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
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EIP155Block: big.NewInt(3),
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EIP158Block: big.NewInt(3),
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ByzantiumBlock: big.NewInt(1035301),
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ConstantinopleBlock: big.NewInt(3660663),
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PetersburgBlock: big.NewInt(4321234),
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IstanbulBlock: big.NewInt(5435345),
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Clique: &CliqueConfig{
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Period: 15,
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Epoch: 30000,
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},
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}
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// RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network.
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RinkebyTrustedCheckpoint = &TrustedCheckpoint{
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SectionIndex: 163,
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SectionHead: common.HexToHash("0x36e5deaa46f258bece94b05d8e10f1ef68f422fb62ed47a2b6e616aa26e84997"),
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CHTRoot: common.HexToHash("0x829b9feca1c2cdf5a4cf3efac554889e438ee4df8718c2ce3e02555a02d9e9e5"),
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BloomRoot: common.HexToHash("0x58c01de24fdae7c082ebbe7665f189d0aa4d90ee10e72086bf56651c63269e54"),
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}
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// RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle.
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RinkebyCheckpointOracle = &CheckpointOracleConfig{
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Address: common.HexToAddress("0xebe8eFA441B9302A0d7eaECc277c09d20D684540"),
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Signers: []common.Address{
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common.HexToAddress("0xd9c9cd5f6779558b6e0ed4e6acf6b1947e7fa1f3"), // Peter
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common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin
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common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt
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common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary
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},
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Threshold: 2,
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}
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// GoerliChainConfig contains the chain parameters to run a node on the Görli test network.
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GoerliChainConfig = &ChainConfig{
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ChainID: big.NewInt(5),
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HomesteadBlock: big.NewInt(0),
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DAOForkBlock: nil,
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DAOForkSupport: true,
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EIP150Block: big.NewInt(0),
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EIP155Block: big.NewInt(0),
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EIP158Block: big.NewInt(0),
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ByzantiumBlock: big.NewInt(0),
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ConstantinopleBlock: big.NewInt(0),
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PetersburgBlock: big.NewInt(0),
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IstanbulBlock: big.NewInt(1561651),
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Clique: &CliqueConfig{
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Period: 15,
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Epoch: 30000,
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},
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}
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// GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network.
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GoerliTrustedCheckpoint = &TrustedCheckpoint{
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SectionIndex: 47,
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SectionHead: common.HexToHash("0x00c5b54c6c9a73660501fd9273ccdb4c5bbdbe5d7b8b650e28f881ec9d2337f6"),
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CHTRoot: common.HexToHash("0xef35caa155fd659f57167e7d507de2f8132cbb31f771526481211d8a977d704c"),
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BloomRoot: common.HexToHash("0xbda330402f66008d52e7adc748da28535b1212a7912a21244acd2ba77ff0ff06"),
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}
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// GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle.
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GoerliCheckpointOracle = &CheckpointOracleConfig{
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Address: common.HexToAddress("0x18CA0E045F0D772a851BC7e48357Bcaab0a0795D"),
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Signers: []common.Address{
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common.HexToAddress("0x4769bcaD07e3b938B7f43EB7D278Bc7Cb9efFb38"), // Peter
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common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin
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common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt
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common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary
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common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume
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},
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Threshold: 2,
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}
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// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
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// and accepted by the Ethereum core developers into the Ethash consensus.
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//
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// This configuration is intentionally not using keyed fields to force anyone
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// adding flags to the config to also have to set these fields.
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AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil, false, 32, 32, big.NewInt(0), big.NewInt(0), nil, nil}
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// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
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// and accepted by the Ethereum core developers into the Clique consensus.
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//
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// This configuration is intentionally not using keyed fields to force anyone
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// adding flags to the config to also have to set these fields.
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AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}, nil, false, 32, 32, big.NewInt(0), big.NewInt(0), nil, nil}
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TestChainConfig = &ChainConfig{big.NewInt(10), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil, false, 32, 32, big.NewInt(0), big.NewInt(0), nil, nil}
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TestRules = TestChainConfig.Rules(new(big.Int))
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QuorumTestChainConfig = &ChainConfig{big.NewInt(10), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil, true, 64, 32, big.NewInt(0), big.NewInt(0), nil, nil}
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)
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// TrustedCheckpoint represents a set of post-processed trie roots (CHT and
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// BloomTrie) associated with the appropriate section index and head hash. It is
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// used to start light syncing from this checkpoint and avoid downloading the
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// entire header chain while still being able to securely access old headers/logs.
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type TrustedCheckpoint struct {
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SectionIndex uint64 `json:"sectionIndex"`
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SectionHead common.Hash `json:"sectionHead"`
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CHTRoot common.Hash `json:"chtRoot"`
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BloomRoot common.Hash `json:"bloomRoot"`
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}
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// HashEqual returns an indicator comparing the itself hash with given one.
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func (c *TrustedCheckpoint) HashEqual(hash common.Hash) bool {
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if c.Empty() {
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return hash == common.Hash{}
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}
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return c.Hash() == hash
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}
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// Hash returns the hash of checkpoint's four key fields(index, sectionHead, chtRoot and bloomTrieRoot).
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func (c *TrustedCheckpoint) Hash() common.Hash {
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buf := make([]byte, 8+3*common.HashLength)
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binary.BigEndian.PutUint64(buf, c.SectionIndex)
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copy(buf[8:], c.SectionHead.Bytes())
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copy(buf[8+common.HashLength:], c.CHTRoot.Bytes())
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copy(buf[8+2*common.HashLength:], c.BloomRoot.Bytes())
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return crypto.Keccak256Hash(buf)
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}
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// Empty returns an indicator whether the checkpoint is regarded as empty.
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func (c *TrustedCheckpoint) Empty() bool {
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return c.SectionHead == (common.Hash{}) || c.CHTRoot == (common.Hash{}) || c.BloomRoot == (common.Hash{})
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}
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// CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle)
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// config which used for light client checkpoint syncing.
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type CheckpointOracleConfig struct {
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Address common.Address `json:"address"`
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Signers []common.Address `json:"signers"`
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Threshold uint64 `json:"threshold"`
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}
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type MaxCodeConfigStruct struct {
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Block *big.Int `json:"block,omitempty"`
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Size uint64 `json:"size,omitempty"`
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}
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// ChainConfig is the core config which determines the blockchain settings.
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//
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// ChainConfig is stored in the database on a per block basis. This means
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// that any network, identified by its genesis block, can have its own
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// set of configuration options.
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type ChainConfig struct {
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ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection
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HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
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DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork)
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DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork
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// EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
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EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork)
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EIP150Hash common.Hash `json:"eip150Hash,omitempty"` // EIP150 HF hash (needed for header only clients as only gas pricing changed)
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EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
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EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
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ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium)
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ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
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PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople)
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IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul)
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EWASMBlock *big.Int `json:"ewasmBlock,omitempty"` // EWASM switch block (nil = no fork, 0 = already activated)
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// Various consensus engines
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Ethash *EthashConfig `json:"ethash,omitempty"`
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Clique *CliqueConfig `json:"clique,omitempty"`
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Istanbul *IstanbulConfig `json:"istanbul,omitempty"`
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IsQuorum bool `json:"isQuorum"` // Quorum flag
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TransactionSizeLimit uint64 `json:"txnSizeLimit"` // Quorum - transaction size limit
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MaxCodeSize uint64 `json:"maxCodeSize"` // Quorum - maximum CodeSize of contract
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// Quorum
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//
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// QIP714Block implements the permissions related changes
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QIP714Block *big.Int `json:"qip714Block,omitempty"`
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MaxCodeSizeChangeBlock *big.Int `json:"maxCodeSizeChangeBlock,omitempty"`
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// to track multiple changes to maxCodeSize
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MaxCodeSizeConfig []MaxCodeConfigStruct `json:"maxCodeSizeConfig,omitempty"`
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// Quorum
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BlockReward *BlockRewardConfig `json:"blockRewardConfig,omitempty"`
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}
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type BlockRewardConfig struct {
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Contract common.Address `json:"contract,omitempty"` // Block reward contract address
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}
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// EthashConfig is the consensus engine configs for proof-of-work based sealing.
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type EthashConfig struct{}
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// String implements the stringer interface, returning the consensus engine details.
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func (c *EthashConfig) String() string {
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return "ethash"
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}
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// CliqueConfig is the consensus engine configs for proof-of-authority based sealing.
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type CliqueConfig struct {
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Period uint64 `json:"period"` // Number of seconds between blocks to enforce
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Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint
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AllowedFutureBlockTime uint64 `json:"allowedFutureBlockTime"` // Max time (in seconds) from current time allowed for blocks, before they're considered future blocks
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}
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// String implements the stringer interface, returning the consensus engine details.
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func (c *CliqueConfig) String() string {
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return "clique"
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}
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// IstanbulConfig is the consensus engine configs for Istanbul based sealing.
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type IstanbulConfig struct {
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Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint
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ProposerPolicy uint64 `json:"policy"` // The policy for proposer selection
|
|
Ceil2Nby3Block *big.Int `json:"ceil2Nby3Block,omitempty"` // Number of confirmations required to move from one state to next [2F + 1 to Ceil(2N/3)]
|
|
AllowedFutureBlockTime uint64 `json:"allowedFutureBlockTime"` // Max time (in seconds) from current time allowed for blocks, before they're considered future blocks
|
|
}
|
|
|
|
// String implements the stringer interface, returning the consensus engine details.
|
|
func (c *IstanbulConfig) String() string {
|
|
return "istanbul"
|
|
}
|
|
|
|
// String implements the fmt.Stringer interface.
|
|
func (c *ChainConfig) String() string {
|
|
var engine interface{}
|
|
switch {
|
|
case c.Ethash != nil:
|
|
engine = c.Ethash
|
|
case c.Clique != nil:
|
|
engine = c.Clique
|
|
case c.Istanbul != nil:
|
|
engine = c.Istanbul
|
|
default:
|
|
engine = "unknown"
|
|
}
|
|
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v IsQuorum: %v Constantinople: %v TransactionSizeLimit: %v MaxCodeSize: %v Petersburg: %v Istanbul: %v Engine: %v}",
|
|
c.ChainID,
|
|
c.HomesteadBlock,
|
|
c.DAOForkBlock,
|
|
c.DAOForkSupport,
|
|
c.EIP150Block,
|
|
c.EIP155Block,
|
|
c.EIP158Block,
|
|
c.ByzantiumBlock,
|
|
c.IsQuorum,
|
|
c.ConstantinopleBlock,
|
|
c.TransactionSizeLimit,
|
|
c.MaxCodeSize,
|
|
c.PetersburgBlock,
|
|
c.IstanbulBlock,
|
|
engine,
|
|
)
|
|
}
|
|
|
|
// Quorum - validate code size and transaction size limit
|
|
func (c *ChainConfig) IsValid() error {
|
|
|
|
if c.TransactionSizeLimit < 32 || c.TransactionSizeLimit > 128 {
|
|
return errors.New("Genesis transaction size limit must be between 32 and 128")
|
|
}
|
|
|
|
if c.MaxCodeSize != 0 && (c.MaxCodeSize < 24 || c.MaxCodeSize > 128) {
|
|
return errors.New("Genesis max code size must be between 24 and 128")
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// IsHomestead returns whether num is either equal to the homestead block or greater.
|
|
func (c *ChainConfig) IsHomestead(num *big.Int) bool {
|
|
return isForked(c.HomesteadBlock, num)
|
|
}
|
|
|
|
// IsDAOFork returns whether num is either equal to the DAO fork block or greater.
|
|
func (c *ChainConfig) IsDAOFork(num *big.Int) bool {
|
|
return isForked(c.DAOForkBlock, num)
|
|
}
|
|
|
|
// IsEIP150 returns whether num is either equal to the EIP150 fork block or greater.
|
|
func (c *ChainConfig) IsEIP150(num *big.Int) bool {
|
|
return isForked(c.EIP150Block, num)
|
|
}
|
|
|
|
// IsEIP155 returns whether num is either equal to the EIP155 fork block or greater.
|
|
func (c *ChainConfig) IsEIP155(num *big.Int) bool {
|
|
return isForked(c.EIP155Block, num)
|
|
}
|
|
|
|
// IsEIP158 returns whether num is either equal to the EIP158 fork block or greater.
|
|
func (c *ChainConfig) IsEIP158(num *big.Int) bool {
|
|
return isForked(c.EIP158Block, num)
|
|
}
|
|
|
|
// IsByzantium returns whether num is either equal to the Byzantium fork block or greater.
|
|
func (c *ChainConfig) IsByzantium(num *big.Int) bool {
|
|
return isForked(c.ByzantiumBlock, num)
|
|
}
|
|
|
|
// IsConstantinople returns whether num is either equal to the Constantinople fork block or greater.
|
|
func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
|
|
return isForked(c.ConstantinopleBlock, num)
|
|
}
|
|
|
|
// IsPetersburg returns whether num is either
|
|
// - equal to or greater than the PetersburgBlock fork block,
|
|
// - OR is nil, and Constantinople is active
|
|
func (c *ChainConfig) IsPetersburg(num *big.Int) bool {
|
|
return isForked(c.PetersburgBlock, num) || c.PetersburgBlock == nil && isForked(c.ConstantinopleBlock, num)
|
|
}
|
|
|
|
// IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.
|
|
func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
|
|
return isForked(c.IstanbulBlock, num)
|
|
}
|
|
|
|
// IsEWASM returns whether num represents a block number after the EWASM fork
|
|
func (c *ChainConfig) IsEWASM(num *big.Int) bool {
|
|
return isForked(c.EWASMBlock, num)
|
|
}
|
|
|
|
// Quorum
|
|
//
|
|
// IsQIP714 returns whether num represents a block number where permissions is enabled
|
|
func (c *ChainConfig) IsQIP714(num *big.Int) bool {
|
|
return isForked(c.QIP714Block, num)
|
|
}
|
|
|
|
// IsMaxCodeSizeChangeBlock returns whether num represents a block number
|
|
// where maxCodeSize change was done
|
|
func (c *ChainConfig) IsMaxCodeSizeChangeBlock(num *big.Int) bool {
|
|
return isForked(c.MaxCodeSizeChangeBlock, num)
|
|
}
|
|
|
|
// Quorum
|
|
//
|
|
// GetMaxCodeSize returns maxCodeSize for the given block number
|
|
func (c *ChainConfig) GetMaxCodeSize(num *big.Int) int {
|
|
maxCodeSize := MaxCodeSize
|
|
|
|
if len(c.MaxCodeSizeConfig) > 0 {
|
|
for _, data := range c.MaxCodeSizeConfig {
|
|
if data.Block.Cmp(num) > 0 {
|
|
break
|
|
}
|
|
maxCodeSize = int(data.Size) * 1024
|
|
}
|
|
} else if c.MaxCodeSize > 0 {
|
|
if c.MaxCodeSizeChangeBlock != nil && c.MaxCodeSizeChangeBlock.Cmp(big.NewInt(0)) >= 0 {
|
|
if c.IsMaxCodeSizeChangeBlock(num) {
|
|
maxCodeSize = int(c.MaxCodeSize) * 1024
|
|
}
|
|
} else {
|
|
maxCodeSize = int(c.MaxCodeSize) * 1024
|
|
}
|
|
}
|
|
return maxCodeSize
|
|
}
|
|
|
|
// validates the maxCodeSizeConfig data passed in config
|
|
func (c *ChainConfig) CheckMaxCodeConfigData() error {
|
|
if c.MaxCodeSize != 0 || (c.MaxCodeSizeChangeBlock != nil && c.MaxCodeSizeChangeBlock.Cmp(big.NewInt(0)) >= 0) {
|
|
return errors.New("maxCodeSize & maxCodeSizeChangeBlock deprecated. Consider using maxCodeSizeConfig")
|
|
}
|
|
// validate max code size data
|
|
// 1. Code size should not be less than 24 and greater than 128
|
|
// 2. block entries are in ascending order
|
|
prevBlock := big.NewInt(0)
|
|
for _, data := range c.MaxCodeSizeConfig {
|
|
if data.Size < 24 || data.Size > 128 {
|
|
return errors.New("Genesis max code size must be between 24 and 128")
|
|
}
|
|
if data.Block == nil {
|
|
return errors.New("Block number not given in maxCodeSizeConfig data")
|
|
}
|
|
if data.Block.Cmp(prevBlock) < 0 {
|
|
return errors.New("invalid maxCodeSize detail, block order has to be ascending")
|
|
}
|
|
prevBlock = data.Block
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// checks if changes to maxCodeSizeConfig proposed are compatible
|
|
// with already existing genesis data
|
|
func isMaxCodeSizeConfigCompatible(c1, c2 *ChainConfig, head *big.Int) (error, *big.Int, *big.Int) {
|
|
if len(c1.MaxCodeSizeConfig) == 0 && len(c2.MaxCodeSizeConfig) == 0 {
|
|
// maxCodeSizeConfig not used. return
|
|
return nil, big.NewInt(0), big.NewInt(0)
|
|
}
|
|
|
|
// existing config had maxCodeSizeConfig and new one does not have the same return error
|
|
if len(c1.MaxCodeSizeConfig) > 0 && len(c2.MaxCodeSizeConfig) == 0 {
|
|
return fmt.Errorf("genesis file missing max code size information"), head, head
|
|
}
|
|
|
|
if len(c2.MaxCodeSizeConfig) > 0 && len(c1.MaxCodeSizeConfig) == 0 {
|
|
return nil, big.NewInt(0), big.NewInt(0)
|
|
}
|
|
|
|
// check the number of records below current head in both configs
|
|
// if they do not match throw an error
|
|
c1RecsBelowHead := 0
|
|
for _, data := range c1.MaxCodeSizeConfig {
|
|
if data.Block.Cmp(head) <= 0 {
|
|
c1RecsBelowHead++
|
|
} else {
|
|
break
|
|
}
|
|
}
|
|
|
|
c2RecsBelowHead := 0
|
|
for _, data := range c2.MaxCodeSizeConfig {
|
|
if data.Block.Cmp(head) <= 0 {
|
|
c2RecsBelowHead++
|
|
} else {
|
|
break
|
|
}
|
|
}
|
|
|
|
// if the count of past records is not matching return error
|
|
if c1RecsBelowHead != c2RecsBelowHead {
|
|
return errors.New("maxCodeSizeConfig data incompatible. updating maxCodeSize for past"), head, head
|
|
}
|
|
|
|
// validate that each past record is matching exactly. if not return error
|
|
for i := 0; i < c1RecsBelowHead; i++ {
|
|
if c1.MaxCodeSizeConfig[i].Block.Cmp(c2.MaxCodeSizeConfig[i].Block) != 0 ||
|
|
c1.MaxCodeSizeConfig[i].Size != c2.MaxCodeSizeConfig[i].Size {
|
|
return errors.New("maxCodeSizeConfig data incompatible. maxCodeSize historical data does not match"), head, head
|
|
}
|
|
}
|
|
|
|
return nil, big.NewInt(0), big.NewInt(0)
|
|
}
|
|
|
|
// /Quorum
|
|
|
|
// CheckCompatible checks whether scheduled fork transitions have been imported
|
|
// with a mismatching chain configuration.
|
|
func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64, isQuorumEIP155Activated bool) *ConfigCompatError {
|
|
bhead := new(big.Int).SetUint64(height)
|
|
|
|
// check if the maxCodesize data passed is compatible 1st
|
|
// this is being handled separately as it can have breaks
|
|
// at multiple block heights and cannot be handled with in
|
|
// checkCompatible
|
|
|
|
// compare the maxCodeSize data between the old and new config
|
|
err, cBlock, newCfgBlock := isMaxCodeSizeConfigCompatible(c, newcfg, bhead)
|
|
if err != nil {
|
|
return newCompatError(err.Error(), cBlock, newCfgBlock)
|
|
}
|
|
|
|
// Iterate checkCompatible to find the lowest conflict.
|
|
var lasterr *ConfigCompatError
|
|
for {
|
|
err := c.checkCompatible(newcfg, bhead, isQuorumEIP155Activated)
|
|
if err == nil || (lasterr != nil && err.RewindTo == lasterr.RewindTo) {
|
|
break
|
|
}
|
|
lasterr = err
|
|
bhead.SetUint64(err.RewindTo)
|
|
}
|
|
return lasterr
|
|
}
|
|
|
|
// CheckConfigForkOrder checks that we don't "skip" any forks, geth isn't pluggable enough
|
|
// to guarantee that forks
|
|
func (c *ChainConfig) CheckConfigForkOrder() error {
|
|
type fork struct {
|
|
name string
|
|
block *big.Int
|
|
}
|
|
var lastFork fork
|
|
for _, cur := range []fork{
|
|
{"homesteadBlock", c.HomesteadBlock},
|
|
{"eip150Block", c.EIP150Block},
|
|
{"eip155Block", c.EIP155Block},
|
|
{"eip158Block", c.EIP158Block},
|
|
{"byzantiumBlock", c.ByzantiumBlock},
|
|
{"constantinopleBlock", c.ConstantinopleBlock},
|
|
{"petersburgBlock", c.PetersburgBlock},
|
|
{"istanbulBlock", c.IstanbulBlock},
|
|
} {
|
|
if lastFork.name != "" {
|
|
// Next one must be higher number
|
|
if lastFork.block == nil && cur.block != nil {
|
|
return fmt.Errorf("unsupported fork ordering: %v not enabled, but %v enabled at %v",
|
|
lastFork.name, cur.name, cur.block)
|
|
}
|
|
if lastFork.block != nil && cur.block != nil {
|
|
if lastFork.block.Cmp(cur.block) > 0 {
|
|
return fmt.Errorf("unsupported fork ordering: %v enabled at %v, but %v enabled at %v",
|
|
lastFork.name, lastFork.block, cur.name, cur.block)
|
|
}
|
|
}
|
|
}
|
|
lastFork = cur
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int, isQuorumEIP155Activated bool) *ConfigCompatError {
|
|
if isForkIncompatible(c.HomesteadBlock, newcfg.HomesteadBlock, head) {
|
|
return newCompatError("Homestead fork block", c.HomesteadBlock, newcfg.HomesteadBlock)
|
|
}
|
|
if isForkIncompatible(c.DAOForkBlock, newcfg.DAOForkBlock, head) {
|
|
return newCompatError("DAO fork block", c.DAOForkBlock, newcfg.DAOForkBlock)
|
|
}
|
|
if c.IsDAOFork(head) && c.DAOForkSupport != newcfg.DAOForkSupport {
|
|
return newCompatError("DAO fork support flag", c.DAOForkBlock, newcfg.DAOForkBlock)
|
|
}
|
|
if isForkIncompatible(c.EIP150Block, newcfg.EIP150Block, head) {
|
|
return newCompatError("EIP150 fork block", c.EIP150Block, newcfg.EIP150Block)
|
|
}
|
|
if isQuorumEIP155Activated && c.ChainID != nil && isForkIncompatible(c.EIP155Block, newcfg.EIP155Block, head) {
|
|
return newCompatError("EIP155 fork block", c.EIP155Block, newcfg.EIP155Block)
|
|
}
|
|
if isQuorumEIP155Activated && c.ChainID != nil && c.IsEIP155(head) && !configNumEqual(c.ChainID, newcfg.ChainID) {
|
|
return newCompatError("EIP155 chain ID", c.ChainID, newcfg.ChainID)
|
|
}
|
|
if isForkIncompatible(c.EIP158Block, newcfg.EIP158Block, head) {
|
|
return newCompatError("EIP158 fork block", c.EIP158Block, newcfg.EIP158Block)
|
|
}
|
|
if c.IsEIP158(head) && !configNumEqual(c.ChainID, newcfg.ChainID) {
|
|
return newCompatError("EIP158 chain ID", c.EIP158Block, newcfg.EIP158Block)
|
|
}
|
|
if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) {
|
|
return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock)
|
|
}
|
|
if isForkIncompatible(c.ConstantinopleBlock, newcfg.ConstantinopleBlock, head) {
|
|
return newCompatError("Constantinople fork block", c.ConstantinopleBlock, newcfg.ConstantinopleBlock)
|
|
}
|
|
if isForkIncompatible(c.PetersburgBlock, newcfg.PetersburgBlock, head) {
|
|
return newCompatError("Petersburg fork block", c.PetersburgBlock, newcfg.PetersburgBlock)
|
|
}
|
|
if isForkIncompatible(c.IstanbulBlock, newcfg.IstanbulBlock, head) {
|
|
return newCompatError("Istanbul fork block", c.IstanbulBlock, newcfg.IstanbulBlock)
|
|
}
|
|
if isForkIncompatible(c.EWASMBlock, newcfg.EWASMBlock, head) {
|
|
return newCompatError("ewasm fork block", c.EWASMBlock, newcfg.EWASMBlock)
|
|
}
|
|
if c.Istanbul != nil && newcfg.Istanbul != nil && isForkIncompatible(c.Istanbul.Ceil2Nby3Block, newcfg.Istanbul.Ceil2Nby3Block, head) {
|
|
return newCompatError("Ceil 2N/3 fork block", c.Istanbul.Ceil2Nby3Block, newcfg.Istanbul.Ceil2Nby3Block)
|
|
}
|
|
if isForkIncompatible(c.QIP714Block, newcfg.QIP714Block, head) {
|
|
return newCompatError("permissions fork block", c.QIP714Block, newcfg.QIP714Block)
|
|
}
|
|
if newcfg.MaxCodeSizeChangeBlock != nil && isForkIncompatible(c.MaxCodeSizeChangeBlock, newcfg.MaxCodeSizeChangeBlock, head) {
|
|
return newCompatError("max code size change fork block", c.MaxCodeSizeChangeBlock, newcfg.MaxCodeSizeChangeBlock)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// isForkIncompatible returns true if a fork scheduled at s1 cannot be rescheduled to
|
|
// block s2 because head is already past the fork.
|
|
func isForkIncompatible(s1, s2, head *big.Int) bool {
|
|
return (isForked(s1, head) || isForked(s2, head)) && !configNumEqual(s1, s2)
|
|
}
|
|
|
|
// isForked returns whether a fork scheduled at block s is active at the given head block.
|
|
func isForked(s, head *big.Int) bool {
|
|
if s == nil || head == nil {
|
|
return false
|
|
}
|
|
return s.Cmp(head) <= 0
|
|
}
|
|
|
|
func configNumEqual(x, y *big.Int) bool {
|
|
if x == nil {
|
|
return y == nil
|
|
}
|
|
if y == nil {
|
|
return x == nil
|
|
}
|
|
return x.Cmp(y) == 0
|
|
}
|
|
|
|
// ConfigCompatError is raised if the locally-stored blockchain is initialised with a
|
|
// ChainConfig that would alter the past.
|
|
type ConfigCompatError struct {
|
|
What string
|
|
// block numbers of the stored and new configurations
|
|
StoredConfig, NewConfig *big.Int
|
|
// the block number to which the local chain must be rewound to correct the error
|
|
RewindTo uint64
|
|
}
|
|
|
|
func newCompatError(what string, storedblock, newblock *big.Int) *ConfigCompatError {
|
|
var rew *big.Int
|
|
switch {
|
|
case storedblock == nil:
|
|
rew = newblock
|
|
case newblock == nil || storedblock.Cmp(newblock) < 0:
|
|
rew = storedblock
|
|
default:
|
|
rew = newblock
|
|
}
|
|
err := &ConfigCompatError{what, storedblock, newblock, 0}
|
|
if rew != nil && rew.Sign() > 0 {
|
|
err.RewindTo = rew.Uint64() - 1
|
|
}
|
|
return err
|
|
}
|
|
|
|
func (err *ConfigCompatError) Error() string {
|
|
return fmt.Sprintf("mismatching %s in database (have %d, want %d, rewindto %d)", err.What, err.StoredConfig, err.NewConfig, err.RewindTo)
|
|
}
|
|
|
|
// Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions
|
|
// that do not have or require information about the block.
|
|
//
|
|
// Rules is a one time interface meaning that it shouldn't be used in between transition
|
|
// phases.
|
|
type Rules struct {
|
|
ChainID *big.Int
|
|
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
|
|
IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
|
|
}
|
|
|
|
// Rules ensures c's ChainID is not nil.
|
|
func (c *ChainConfig) Rules(num *big.Int) Rules {
|
|
chainID := c.ChainID
|
|
if chainID == nil {
|
|
chainID = new(big.Int)
|
|
}
|
|
return Rules{
|
|
ChainID: new(big.Int).Set(chainID),
|
|
IsHomestead: c.IsHomestead(num),
|
|
IsEIP150: c.IsEIP150(num),
|
|
IsEIP155: c.IsEIP155(num),
|
|
IsEIP158: c.IsEIP158(num),
|
|
IsByzantium: c.IsByzantium(num),
|
|
IsConstantinople: c.IsConstantinople(num),
|
|
IsPetersburg: c.IsPetersburg(num),
|
|
IsIstanbul: c.IsIstanbul(num),
|
|
}
|
|
}
|