openethereum/crates/ethjson/src/spec/params.rs

231 lines
8.1 KiB
Rust

// Copyright 2015-2020 Parity Technologies (UK) Ltd.
// This file is part of OpenEthereum.
// OpenEthereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// OpenEthereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
//! Spec params deserialization.
use crate::{
bytes::Bytes,
hash::{Address, H256},
uint::{self, Uint},
};
/// Spec params.
#[derive(Debug, PartialEq, Deserialize)]
#[serde(deny_unknown_fields)]
#[serde(rename_all = "camelCase")]
pub struct Params {
/// Account start nonce, defaults to 0.
pub account_start_nonce: Option<Uint>,
/// Maximum size of extra data.
pub maximum_extra_data_size: Uint,
/// Minimum gas limit.
pub min_gas_limit: Uint,
/// Network id.
#[serde(rename = "networkID")]
pub network_id: Uint,
/// Chain id.
#[serde(rename = "chainID")]
pub chain_id: Option<Uint>,
/// Name of the main ("eth") subprotocol.
pub subprotocol_name: Option<String>,
/// Option fork block number to check.
pub fork_block: Option<Uint>,
/// Expected fork block hash.
#[serde(rename = "forkCanonHash")]
pub fork_hash: Option<H256>,
/// See main EthashParams docs.
pub eip150_transition: Option<Uint>,
/// See main EthashParams docs.
pub eip160_transition: Option<Uint>,
/// See main EthashParams docs.
pub eip161abc_transition: Option<Uint>,
/// See main EthashParams docs.
pub eip161d_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip98_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip155_transition: Option<Uint>,
/// See `CommonParams` docs.
pub validate_chain_id_transition: Option<Uint>,
/// See `CommonParams` docs.
pub validate_receipts_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip140_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip210_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip210_contract_address: Option<Address>,
/// See `CommonParams` docs.
pub eip210_contract_code: Option<Bytes>,
/// See `CommonParams` docs.
pub eip210_contract_gas: Option<Uint>,
/// See `CommonParams` docs.
pub eip211_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip145_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip214_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip658_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1052_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1283_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1283_disable_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1283_reenable_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1014_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1706_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1344_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1884_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip2028_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip2315_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip2929_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip2930_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip1559_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip3198_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip3529_transition: Option<Uint>,
/// See `CommonParams` docs.
pub eip3541_transition: Option<Uint>,
/// See `CommonParams` docs.
pub dust_protection_transition: Option<Uint>,
/// See `CommonParams` docs.
pub nonce_cap_increment: Option<Uint>,
/// See `CommonParams` docs.
pub remove_dust_contracts: Option<bool>,
/// See `CommonParams` docs.
#[serde(deserialize_with = "uint::validate_non_zero")]
pub gas_limit_bound_divisor: Uint,
/// See `CommonParams` docs.
pub registrar: Option<Address>,
/// Apply reward flag
pub apply_reward: Option<bool>,
/// Node permission contract address.
pub node_permission_contract: Option<Address>,
/// See main EthashParams docs.
pub max_code_size: Option<Uint>,
/// Maximum size of transaction RLP payload.
pub max_transaction_size: Option<Uint>,
/// See main EthashParams docs.
pub max_code_size_transition: Option<Uint>,
/// Transaction permission contract address.
pub transaction_permission_contract: Option<Address>,
/// Block at which the transaction permission contract should start being used.
pub transaction_permission_contract_transition: Option<Uint>,
/// Wasm activation block height, if not activated from start
pub wasm_activation_transition: Option<Uint>,
/// Wasm deactivation block height, if activated.
pub wasm_disable_transition: Option<Uint>,
/// KIP4 activiation block height.
pub kip4_transition: Option<Uint>,
/// KIP6 activiation block height.
pub kip6_transition: Option<Uint>,
/// Base fee max change denominator
pub eip1559_base_fee_max_change_denominator: Option<Uint>,
/// Elasticity multiplier
pub eip1559_elasticity_multiplier: Option<Uint>,
/// Default value for the block base fee
pub eip1559_base_fee_initial_value: Option<Uint>,
/// Min value for the block base fee.
pub eip1559_base_fee_min_value: Option<Uint>,
/// Block at which the min value for the base fee starts to be used.
pub eip1559_base_fee_min_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.
pub eip1559_fee_collector_transition: Option<Uint>,
}
#[cfg(test)]
mod tests {
use crate::{spec::params::Params, uint::Uint};
use ethereum_types::U256;
use serde_json;
#[test]
fn params_deserialization() {
let s = r#"{
"maximumExtraDataSize": "0x20",
"networkID" : "0x1",
"chainID" : "0x15",
"subprotocolName" : "exp",
"minGasLimit": "0x1388",
"accountStartNonce": "0x01",
"gasLimitBoundDivisor": "0x20",
"maxCodeSize": "0x1000",
"wasmActivationTransition": "0x1010",
"wasmDisableTransition": "0x2010"
}"#;
let deserialized: Params = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.maximum_extra_data_size, Uint(U256::from(0x20)));
assert_eq!(deserialized.network_id, Uint(U256::from(0x1)));
assert_eq!(deserialized.chain_id, Some(Uint(U256::from(0x15))));
assert_eq!(deserialized.subprotocol_name, Some("exp".to_owned()));
assert_eq!(deserialized.min_gas_limit, Uint(U256::from(0x1388)));
assert_eq!(
deserialized.account_start_nonce,
Some(Uint(U256::from(0x01)))
);
assert_eq!(deserialized.gas_limit_bound_divisor, Uint(U256::from(0x20)));
assert_eq!(deserialized.max_code_size, Some(Uint(U256::from(0x1000))));
assert_eq!(
deserialized.wasm_activation_transition,
Some(Uint(U256::from(0x1010)))
);
assert_eq!(
deserialized.wasm_disable_transition,
Some(Uint(U256::from(0x2010)))
);
}
#[test]
#[should_panic(expected = "a non-zero value")]
fn test_zero_value_divisor() {
let s = r#"{
"maximumExtraDataSize": "0x20",
"networkID" : "0x1",
"chainID" : "0x15",
"subprotocolName" : "exp",
"minGasLimit": "0x1388",
"accountStartNonce": "0x01",
"gasLimitBoundDivisor": "0x0",
"maxCodeSize": "0x1000"
}"#;
let _deserialized: Params = serde_json::from_str(s).unwrap();
}
}