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Add eip1559BaseFeeFixedValue and eip1559BaseFeeFixedValueTransition spec options and bump to v3.3.0-rc.14

This commit is contained in:
POA 2021-11-01 10:53:50 +03:00
parent 98873fc0c0
commit 437ba9b044
8 changed files with 46 additions and 11 deletions
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7
CHANGELOG.md
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@ -1,3 +1,10 @@
## OpenEthereum v3.3.0-rc.14
Enhancements:
* Add eip1559BaseFeeFixedValue and eip1559BaseFeeFixedValueTransition spec options
* Activate eip1559BaseFeeFixedValue on xDai at London hardfork block (19040000)
* Delay difficulty bomb to June 2022 (EIP-4345)
## OpenEthereum v3.3.0-rc.13
Enhancements:

4
Cargo.lock generated
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@ -2932,7 +2932,7 @@ checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
[[package]]
name = "openethereum"
version = "3.3.0-rc.13"
version = "3.3.0-rc.14"
dependencies = [
"ansi_term 0.10.2",
"atty",
@ -3282,7 +3282,7 @@ dependencies = [
[[package]]
name = "parity-version"
version = "3.3.0-rc.13"
version = "3.3.0-rc.14"
dependencies = [
"parity-bytes",
"rlp",

2
Cargo.toml
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@ -2,7 +2,7 @@
description = "OpenEthereum"
name = "openethereum"
# NOTE Make sure to update util/version/Cargo.toml as well
version = "3.3.0-rc.13"
version = "3.3.0-rc.14"
license = "GPL-3.0"
authors = [
"OpenEthereum developers",

4
crates/ethcore/res/chainspec/xdai.json
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@ -60,9 +60,9 @@
"eip3529Transition": 19040000,
"eip3541Transition": 19040000,
"eip1559Transition": 19040000,
"eip1559BaseFeeMaxChangeDenominator": "0x8",
"eip1559ElasticityMultiplier": "0x2",
"eip1559BaseFeeInitialValue": "0x3b9aca00",
"eip1559BaseFeeFixedValue": "0x4A817C800",
"eip1559BaseFeeFixedValueTransition": 19040000,
"eip1559FeeCollector": "0x6BBe78ee9e474842Dbd4AB4987b3CeFE88426A92",
"eip1559FeeCollectorTransition": 19040000,
"registrar": "0x6B53721D4f2Fb9514B85f5C49b197D857e36Cf03",

19
crates/ethcore/src/machine/impls.rs
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@ -466,15 +466,32 @@ impl EthereumMachine {
/// Base fee is calculated based on the parent header (last block in blockchain / best block).
///
/// Introduced by EIP1559 to support new market fee mechanism.
///
/// Modified for xDai chain to have an ability to set constant base fee
/// through eip1559BaseFeeFixedValue spec option. The modification made
/// in v3.3.0-rc.14
pub fn calc_base_fee(&self, parent: &Header) -> Option<U256> {
// Block eip1559_transition - 1 has base_fee = None
if parent.number() + 1 < self.params().eip1559_transition {
return None;
}
// If we use base fee constant value, ignore the code below
if parent.number() + 1 >= self.params().eip1559_base_fee_fixed_value_transition {
let base_fee_fixed_value = match self.params().eip1559_base_fee_fixed_value {
None => panic!("Base fee fixed value must be set in spec."),
Some(fixed_value) => fixed_value,
};
return Some(base_fee_fixed_value);
}
// Block eip1559_transition has base_fee = self.params().eip1559_base_fee_initial_value
if parent.number() + 1 == self.params().eip1559_transition {
return Some(self.params().eip1559_base_fee_initial_value);
let base_fee_initial_value = match self.params().eip1559_base_fee_initial_value {
None => panic!("Base fee initial value must be set in spec."),
Some(initial_value) => initial_value,
};
return Some(base_fee_initial_value);
}
// Block eip1559_transition + 1 has base_fee = calculated

15
crates/ethcore/src/spec/spec.rs
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@ -182,7 +182,11 @@ pub struct CommonParams {
/// Elasticity multiplier
pub eip1559_elasticity_multiplier: U256,
/// Default value for the block base fee
pub eip1559_base_fee_initial_value: U256,
pub eip1559_base_fee_initial_value: Option<U256>,
/// Constant value for the block base fee.
pub eip1559_base_fee_fixed_value: Option<U256>,
/// Block at which the constant value for the base fee starts to be used.
pub eip1559_base_fee_fixed_value_transition: BlockNumber,
/// Address where EIP-1559 burnt fee will be accrued to.
pub eip1559_fee_collector: Option<Address>,
/// Block at which the fee collector should start being used.
@ -460,9 +464,11 @@ impl From<ethjson::spec::Params> for CommonParams {
eip1559_elasticity_multiplier: p
.eip1559_elasticity_multiplier
.map_or_else(U256::zero, Into::into),
eip1559_base_fee_initial_value: p
.eip1559_base_fee_initial_value
.map_or_else(U256::zero, Into::into),
eip1559_base_fee_initial_value: p.eip1559_base_fee_initial_value.map(Into::into),
eip1559_base_fee_fixed_value: p.eip1559_base_fee_fixed_value.map(Into::into),
eip1559_base_fee_fixed_value_transition: p
.eip1559_base_fee_fixed_value_transition
.map_or_else(BlockNumber::max_value, Into::into),
eip1559_fee_collector: p.eip1559_fee_collector.map(Into::into),
eip1559_fee_collector_transition: p
.eip1559_fee_collector_transition
@ -743,6 +749,7 @@ impl Spec {
params.max_code_size_transition,
params.transaction_permission_contract_transition,
params.eip1559_fee_collector_transition,
params.eip1559_base_fee_fixed_value_transition,
];
// BUG: Rinkeby has homestead transition at block 1 but we can't reflect that in specs for non-Ethash networks
if params.network_id == 0x4 {

4
crates/ethjson/src/spec/params.rs
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@ -158,6 +158,10 @@ pub struct Params {
pub eip1559_elasticity_multiplier: Option<Uint>,
/// Default value for the block base fee
pub eip1559_base_fee_initial_value: Option<Uint>,
/// Constant value for the block base fee.
pub eip1559_base_fee_fixed_value: Option<Uint>,
/// Block at which the constant value for the base fee starts to be used.
pub eip1559_base_fee_fixed_value_transition: Option<Uint>,
/// Address where EIP-1559 burnt fee will be accrued to.
pub eip1559_fee_collector: Option<Address>,
/// Block at which the fee collector should start being used.

2
crates/util/version/Cargo.toml
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@ -1,7 +1,7 @@
[package]
name = "parity-version"
# NOTE: this value is used for OpenEthereum version string (via env CARGO_PKG_VERSION)
version = "3.3.0-rc.13"
version = "3.3.0-rc.14"
authors = ["Parity Technologies <admin@parity.io>"]
build = "build.rs"