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params: changed CatalystBlock to TerminalTotalDifficulty (#23700)

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* params: changed CatalystBlock to TerminalTotalDifficulty

* eth/catalyst: comment out unused code
This commit is contained in:
Marius van der Wijden 2021-10-11 17:58:11 +02:00 committed by GitHub
parent 8b6e018401
commit 53b1420ede
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 51 additions and 49 deletions
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6
consensus/ethash/consensus.go
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@ -330,8 +330,6 @@ func (ethash *Ethash) CalcDifficulty(chain consensus.ChainHeaderReader, time uin
func CalcDifficulty(config *params.ChainConfig, time uint64, parent *types.Header) *big.Int {
next := new(big.Int).Add(parent.Number, big1)
switch {
case config.IsCatalyst(next):
return big.NewInt(1)
case config.IsLondon(next):
return calcDifficultyEip3554(time, parent)
case config.IsMuirGlacier(next):
@ -639,10 +637,6 @@ var (
// reward. The total reward consists of the static block reward and rewards for
// included uncles. The coinbase of each uncle block is also rewarded.
func accumulateRewards(config *params.ChainConfig, state *state.StateDB, header *types.Header, uncles []*types.Header) {
// Skip block reward in catalyst mode
if config.IsCatalyst(header.Number) {
return
}
// Select the correct block reward based on chain progression
blockReward := FrontierBlockReward
if config.IsByzantium(header.Number) {

2
consensus/misc/eip1559_test.go
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@ -44,7 +44,7 @@ func copyConfig(original *params.ChainConfig) *params.ChainConfig {
MuirGlacierBlock: original.MuirGlacierBlock,
BerlinBlock: original.BerlinBlock,
LondonBlock: original.LondonBlock,
CatalystBlock: original.CatalystBlock,
TerminalTotalDifficulty: original.TerminalTotalDifficulty,
Ethash: original.Ethash,
Clique: original.Clique,
}

6
eth/catalyst/api.go
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@ -39,10 +39,8 @@ import (
// Register adds catalyst APIs to the node.
func Register(stack *node.Node, backend *eth.Ethereum) error {
chainconfig := backend.BlockChain().Config()
if chainconfig.CatalystBlock == nil {
return errors.New("catalystBlock is not set in genesis config")
} else if chainconfig.CatalystBlock.Sign() != 0 {
return errors.New("catalystBlock of genesis config must be zero")
if chainconfig.TerminalTotalDifficulty == nil {
return errors.New("catalyst started without valid total difficulty")
}
log.Warn("Catalyst mode enabled")

8
eth/catalyst/api_test.go
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@ -62,6 +62,8 @@ func generateTestChain() (*core.Genesis, []*types.Block) {
return genesis, blocks
}
// TODO (MariusVanDerWijden) reenable once engine api is updated to the latest spec
/*
func generateTestChainWithFork(n int, fork int) (*core.Genesis, []*types.Block, []*types.Block) {
if fork >= n {
fork = n - 1
@ -80,7 +82,7 @@ func generateTestChainWithFork(n int, fork int) (*core.Genesis, []*types.Block,
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
CatalystBlock: big.NewInt(0),
TerminalTotalDifficulty: big.NewInt(0),
Ethash: new(params.EthashConfig),
}
genesis := &core.Genesis{
@ -105,6 +107,7 @@ func generateTestChainWithFork(n int, fork int) (*core.Genesis, []*types.Block,
forkedBlocks, _ := core.GenerateChain(config, blocks[fork], engine, db, n-fork, generateFork)
return genesis, blocks, forkedBlocks
}
*/
func TestEth2AssembleBlock(t *testing.T) {
genesis, blocks := generateTestChain()
@ -156,6 +159,8 @@ func TestEth2AssembleBlockWithAnotherBlocksTxs(t *testing.T) {
}
}
// TODO (MariusVanDerWijden) reenable once engine api is updated to the latest spec
/*
func TestEth2NewBlock(t *testing.T) {
genesis, blocks, forkedBlocks := generateTestChainWithFork(10, 4)
n, ethservice := startEthService(t, genesis, blocks[1:5])
@ -216,6 +221,7 @@ func TestEth2NewBlock(t *testing.T) {
t.Fatalf("Wrong head after inserting fork %x != %x", exp, ethservice.BlockChain().CurrentBlock().Hash())
}
}
*/
// startEthService creates a full node instance for testing.
func startEthService(t *testing.T, genesis *core.Genesis, blocks []*types.Block) (*node.Node, *eth.Ethereum) {

2
eth/tracers/tracer_test.go
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@ -207,7 +207,7 @@ func TestNoStepExec(t *testing.T) {
}
func TestIsPrecompile(t *testing.T) {
chaincfg := &params.ChainConfig{ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(100), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(200), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(300), LondonBlock: big.NewInt(0), CatalystBlock: nil, Ethash: new(params.EthashConfig), Clique: nil}
chaincfg := &params.ChainConfig{ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(100), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(200), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(300), LondonBlock: big.NewInt(0), TerminalTotalDifficulty: nil, Ethash: new(params.EthashConfig), Clique: nil}
chaincfg.ByzantiumBlock = big.NewInt(100)
chaincfg.IstanbulBlock = big.NewInt(200)
chaincfg.BerlinBlock = big.NewInt(300)

16
params/config.go
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@ -314,7 +314,9 @@ type ChainConfig struct {
BerlinBlock *big.Int `json:"berlinBlock,omitempty"` // Berlin switch block (nil = no fork, 0 = already on berlin)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london)
CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
// TerminalTotalDifficulty is the amount of total difficulty reached by
// the network that triggers the consensus upgrade.
TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"`
@ -432,9 +434,12 @@ func (c *ChainConfig) IsLondon(num *big.Int) bool {
return isForked(c.LondonBlock, num)
}
// IsCatalyst returns whether num is either equal to the Merge fork block or greater.
func (c *ChainConfig) IsCatalyst(num *big.Int) bool {
return isForked(c.CatalystBlock, num)
// IsTerminalPoWBlock returns whether the given block is the last block of PoW stage.
func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *big.Int) bool {
if c.TerminalTotalDifficulty == nil {
return false
}
return parentTotalDiff.Cmp(c.TerminalTotalDifficulty) < 0 && totalDiff.Cmp(c.TerminalTotalDifficulty) >= 0
}
// CheckCompatible checks whether scheduled fork transitions have been imported
@ -613,7 +618,7 @@ type Rules struct {
ChainID *big.Int
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
IsBerlin, IsLondon, IsCatalyst bool
IsBerlin, IsLondon bool
}
// Rules ensures c's ChainID is not nil.
@ -634,6 +639,5 @@ func (c *ChainConfig) Rules(num *big.Int) Rules {
IsIstanbul: c.IsIstanbul(num),
IsBerlin: c.IsBerlin(num),
IsLondon: c.IsLondon(num),
IsCatalyst: c.IsCatalyst(num),
}
}