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primitive-traits: use alloy MIN_PROTOCOL_BASE_FEE constant (#12037)

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This commit is contained in:
Thomas Coratger
2024-10-24 14:29:24 +02:00
committed by GitHub
parent 8b317f206f
commit bea6e278df
7 changed files with 10 additions and 40 deletions
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26
crates/primitives-traits/src/constants/mod.rs
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@ -1,6 +1,6 @@
//! Ethereum protocol-related constants
use alloy_primitives::{address, b256, Address, B256, U256};
use alloy_primitives::{address, b256, Address, B256};
/// Gas units, for example [`GIGAGAS`].
pub mod gas_units;
@ -9,20 +9,6 @@ pub use gas_units::{GIGAGAS, KILOGAS, MEGAGAS};
/// The client version: `reth/v{major}.{minor}.{patch}`
pub const RETH_CLIENT_VERSION: &str = concat!("reth/v", env!("CARGO_PKG_VERSION"));
/// The minimum tx fee below which the txpool will reject the transaction.
///
/// Configured to `7` WEI which is the lowest possible value of base fee under mainnet EIP-1559
/// parameters. `BASE_FEE_MAX_CHANGE_DENOMINATOR` <https://eips.ethereum.org/EIPS/eip-1559>
/// is `8`, or 12.5%. Once the base fee has dropped to `7` WEI it cannot decrease further because
/// 12.5% of 7 is less than 1.
///
/// Note that min base fee under different 1559 parameterizations may differ, but there's no
/// significant harm in leaving this setting as is.
pub const MIN_PROTOCOL_BASE_FEE: u64 = 7;
/// Same as [`MIN_PROTOCOL_BASE_FEE`] but as a U256.
pub const MIN_PROTOCOL_BASE_FEE_U256: U256 = U256::from_limbs([7u64, 0, 0, 0]);
/// Base fee max change denominator as defined in [EIP-1559](https://eips.ethereum.org/EIPS/eip-1559)
pub const EIP1559_DEFAULT_BASE_FEE_MAX_CHANGE_DENOMINATOR: u64 = 8;
@ -79,13 +65,3 @@ pub const OP_SYSTEM_TX_TO_ADDR: Address = address!("4200000000000000000000000000
/// Unwind depth of `3` blocks significantly reduces the chance that the reorged block is kept in
/// the database.
pub const BEACON_CONSENSUS_REORG_UNWIND_DEPTH: u64 = 3;
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn min_protocol_sanity() {
assert_eq!(MIN_PROTOCOL_BASE_FEE_U256.to::<u64>(), MIN_PROTOCOL_BASE_FEE);
}
}