73 lines
2.3 KiB
Rust
73 lines
2.3 KiB
Rust
// Copyright 2015, 2016 Ethcore (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Tendermint specific parameters.
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use ethjson;
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use super::timeout::TendermintTimeouts;
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use util::{Address, U256};
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use time::Duration;
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/// `Tendermint` params.
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#[derive(Debug, Clone)]
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pub struct TendermintParams {
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/// Gas limit divisor.
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pub gas_limit_bound_divisor: U256,
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/// List of authorities.
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pub authorities: Vec<Address>,
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/// Number of authorities.
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pub authority_n: usize,
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/// Timeout durations for different steps.
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pub timeouts: TendermintTimeouts,
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}
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impl Default for TendermintParams {
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fn default() -> Self {
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let authorities = vec!["0x7d577a597b2742b498cb5cf0c26cdcd726d39e6e".into(), "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1".into()];
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let val_n = authorities.len();
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TendermintParams {
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gas_limit_bound_divisor: 0x0400.into(),
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authorities: authorities,
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authority_n: val_n,
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timeouts: TendermintTimeouts::default()
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}
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}
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}
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fn to_duration(ms: ethjson::uint::Uint) -> Duration {
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let ms: usize = ms.into();
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Duration::milliseconds(ms as i64)
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}
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impl From<ethjson::spec::TendermintParams> for TendermintParams {
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fn from(p: ethjson::spec::TendermintParams) -> Self {
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let val: Vec<_> = p.authorities.into_iter().map(Into::into).collect();
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let val_n = val.len();
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let dt = TendermintTimeouts::default();
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TendermintParams {
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gas_limit_bound_divisor: p.gas_limit_bound_divisor.into(),
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authorities: val,
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authority_n: val_n,
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timeouts: TendermintTimeouts {
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propose: p.timeout_propose.map_or(dt.propose, to_duration),
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prevote: p.timeout_prevote.map_or(dt.prevote, to_duration),
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precommit: p.timeout_precommit.map_or(dt.precommit, to_duration),
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commit: p.timeout_commit.map_or(dt.commit, to_duration)
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}
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}
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}
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}
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