use std::{path::Path, sync::Arc};
use datasize::DataSize;
use serde::Deserialize;
use casper_hashing::Digest;
use casper_types::{PublicKey, SecretKey};
use crate::{
components::consensus::{protocols::highway::config::Config as HighwayConfig, EraId},
types::{chainspec::HighwayConfig as HighwayProtocolConfig, Chainspec, TimeDiff, Timestamp},
utils::{External, LoadError, Loadable},
};
#[derive(DataSize, Debug, Deserialize, Clone)]
#[serde(deny_unknown_fields)]
pub(crate) struct Config {
pub(crate) secret_key_path: External,
pub(crate) highway: HighwayConfig,
}
impl Default for Config {
fn default() -> Self {
Config {
secret_key_path: External::Missing,
highway: HighwayConfig::default(),
}
}
}
impl Config {
#[allow(clippy::type_complexity)]
pub(crate) fn load_keys<P: AsRef<Path>>(
&self,
root: P,
) -> Result<(Arc<SecretKey>, PublicKey), LoadError<<Arc<SecretKey> as Loadable>::Error>> {
let secret_signing_key: Arc<SecretKey> = self.secret_key_path.clone().load(root)?;
let public_key: PublicKey = PublicKey::from(secret_signing_key.as_ref());
Ok((secret_signing_key, public_key))
}
}
#[derive(DataSize, Debug)]
pub(crate) struct ProtocolConfig {
pub(crate) highway: HighwayProtocolConfig,
pub(crate) era_duration: TimeDiff,
pub(crate) minimum_era_height: u64,
pub(crate) auction_delay: u64,
pub(crate) unbonding_delay: u64,
pub(crate) last_activation_point: EraId,
pub(crate) name: String,
pub(crate) genesis_timestamp: Option<Timestamp>,
pub(crate) chainspec_hash: Digest,
}
impl From<&Chainspec> for ProtocolConfig {
fn from(chainspec: &Chainspec) -> Self {
ProtocolConfig {
highway: chainspec.highway_config,
era_duration: chainspec.core_config.era_duration,
minimum_era_height: chainspec.core_config.minimum_era_height,
auction_delay: chainspec.core_config.auction_delay,
unbonding_delay: chainspec.core_config.unbonding_delay,
last_activation_point: chainspec.protocol_config.activation_point.era_id(),
name: chainspec.network_config.name.clone(),
genesis_timestamp: chainspec
.protocol_config
.activation_point
.genesis_timestamp(),
chainspec_hash: chainspec.hash(),
}
}
}