`7a36e4c3fb65`

source

runtime/common/config/ethereum.rs4.6 KiBsource history
1use sp_core::{U256, H160};2use frame_support::{3	weights::{Weight, constants::WEIGHT_PER_SECOND},4	traits::{FindAuthor},5	parameter_types, ConsensusEngineId,6};7use sp_runtime::{RuntimeAppPublic, Perbill};8use crate::{9	runtime_common::{10		constants::*, dispatch::CollectionDispatchT, ethereum::sponsoring::EvmSponsorshipHandler,11		config::sponsoring::DefaultSponsoringRateLimit, DealWithFees,12	},13	Runtime, Aura, Balances, Event, ChainId,14};15use pallet_evm::{EnsureAddressTruncated, HashedAddressMapping};1617pub type CrossAccountId = pallet_evm::account::BasicCrossAccountId<Runtime>;1819impl pallet_evm::account::Config for Runtime {20	type CrossAccountId = CrossAccountId;21	type EvmAddressMapping = pallet_evm::HashedAddressMapping<Self::Hashing>;22	type EvmBackwardsAddressMapping = fp_evm_mapping::MapBackwardsAddressTruncated;23}2425// Assuming slowest ethereum opcode is SSTORE, with gas price of 20000 as our worst case26// (contract, which only writes a lot of data),27// approximating on top of our real store write weight28parameter_types! {29	pub const WritesPerSecond: u64 = WEIGHT_PER_SECOND / <Runtime as frame_system::Config>::DbWeight::get().write;30	pub const GasPerSecond: u64 = WritesPerSecond::get() * 20000;31	pub const WeightPerGas: u64 = WEIGHT_PER_SECOND / GasPerSecond::get();32}3334/// Limiting EVM execution to 50% of block for substrate users and management tasks35/// EVM transaction consumes more weight than substrate's, so we can't rely on them being36/// scheduled fairly37const EVM_DISPATCH_RATIO: Perbill = Perbill::from_percent(50);38parameter_types! {39	pub BlockGasLimit: U256 = U256::from(NORMAL_DISPATCH_RATIO * EVM_DISPATCH_RATIO * MAXIMUM_BLOCK_WEIGHT / WeightPerGas::get());40}4142pub enum FixedGasWeightMapping {}43impl pallet_evm::GasWeightMapping for FixedGasWeightMapping {44	fn gas_to_weight(gas: u64) -> Weight {45		gas.saturating_mul(WeightPerGas::get())46	}47	fn weight_to_gas(weight: Weight) -> u64 {48		weight / WeightPerGas::get()49	}50}5152pub struct FixedFee;53impl pallet_evm::FeeCalculator for FixedFee {54	fn min_gas_price() -> (U256, u64) {55		(MIN_GAS_PRICE.into(), 0)56	}57}5859pub struct EthereumFindAuthor<F>(core::marker::PhantomData<F>);60impl<F: FindAuthor<u32>> FindAuthor<H160> for EthereumFindAuthor<F> {61	fn find_author<'a, I>(digests: I) -> Option<H160>62	where63		I: 'a + IntoIterator<Item = (ConsensusEngineId, &'a [u8])>,64	{65		if let Some(author_index) = F::find_author(digests) {66			let authority_id = Aura::authorities()[author_index as usize].clone();67			return Some(H160::from_slice(&authority_id.to_raw_vec()[4..24]));68		}69		None70	}71}7273impl pallet_evm::Config for Runtime {74	type BlockGasLimit = BlockGasLimit;75	type FeeCalculator = FixedFee;76	type GasWeightMapping = FixedGasWeightMapping;77	type BlockHashMapping = pallet_ethereum::EthereumBlockHashMapping<Self>;78	type CallOrigin = EnsureAddressTruncated<Self>;79	type WithdrawOrigin = EnsureAddressTruncated<Self>;80	type AddressMapping = HashedAddressMapping<Self::Hashing>;81	type PrecompilesType = ();82	type PrecompilesValue = ();83	type Currency = Balances;84	type Event = Event;85	type OnMethodCall = (86		pallet_evm_migration::OnMethodCall<Self>,87		pallet_evm_contract_helpers::HelpersOnMethodCall<Self>,88		CollectionDispatchT<Self>,89		pallet_unique::eth::CollectionHelpersOnMethodCall<Self>,90	);91	type OnCreate = pallet_evm_contract_helpers::HelpersOnCreate<Self>;92	type ChainId = ChainId;93	type Runner = pallet_evm::runner::stack::Runner<Self>;94	type OnChargeTransaction = pallet_evm::EVMCurrencyAdapter<Balances, DealWithFees>;95	type TransactionValidityHack = pallet_evm_transaction_payment::TransactionValidityHack<Self>;96	type FindAuthor = EthereumFindAuthor<Aura>;97}9899impl pallet_evm_migration::Config for Runtime {100	type WeightInfo = pallet_evm_migration::weights::SubstrateWeight<Self>;101}102103impl pallet_ethereum::Config for Runtime {104	type Event = Event;105	type StateRoot = pallet_ethereum::IntermediateStateRoot<Self>;106}107108parameter_types! {109	// 0x842899ECF380553E8a4de75bF534cdf6fBF64049110	pub const HelpersContractAddress: H160 = H160([111		0x84, 0x28, 0x99, 0xec, 0xf3, 0x80, 0x55, 0x3e, 0x8a, 0x4d, 0xe7, 0x5b, 0xf5, 0x34, 0xcd, 0xf6, 0xfb, 0xf6, 0x40, 0x49,112	]);113114	// 0x6c4e9fe1ae37a41e93cee429e8e1881abdcbb54f115	pub const EvmCollectionHelpersAddress: H160 = H160([116		0x6c, 0x4e, 0x9f, 0xe1, 0xae, 0x37, 0xa4, 0x1e, 0x93, 0xce, 0xe4, 0x29, 0xe8, 0xe1, 0x88, 0x1a, 0xbd, 0xcb, 0xb5, 0x4f,117	]);118}119120impl pallet_evm_contract_helpers::Config for Runtime {121	type ContractAddress = HelpersContractAddress;122	type DefaultSponsoringRateLimit = DefaultSponsoringRateLimit;123}124125impl pallet_evm_coder_substrate::Config for Runtime {}126127impl pallet_evm_transaction_payment::Config for Runtime {128	type EvmSponsorshipHandler = EvmSponsorshipHandler;129	type Currency = Balances;130}