ghost-node/runtime/casper/src/impls.rs
Uncle Stinky 638d31ba28
update casper runtime based on ghost pallets
Signed-off-by: Uncle Stinky <uncle.stinky@ghostchain.io>
2025-11-27 19:07:59 +03:00

129 lines
4.3 KiB
Rust

use super::*;
use frame_support::{dispatch::DispatchResultWithPostInfo, traits::PrivilegeCmp};
use ghost_traits::exposure::ExposureListener;
use pallet_alliance::{ProposalIndex, ProposalProvider};
use primitives::Balance;
use sp_runtime::DispatchError;
use sp_std::{cmp::Ordering, marker::PhantomData};
type AccountIdOf<T> = <T as frame_system::Config>::AccountId;
type ProposalOf<T, I> = <T as pallet_collective::Config<I>>::Proposal;
type HashOf<T> = <T as frame_system::Config>::Hash;
/// Proposal provider for alliance pallet.
/// Adapter from collective pallet to alliance proposal provider trait.
pub struct AllianceProposalProvider<T, I = ()>(PhantomData<(T, I)>);
impl<T, I> ProposalProvider<AccountIdOf<T>, HashOf<T>, ProposalOf<T, I>>
for AllianceProposalProvider<T, I>
where
T: pallet_collective::Config<I> + frame_system::Config,
I: 'static,
{
fn propose_proposal(
who: AccountIdOf<T>,
threshold: u32,
proposal: Box<ProposalOf<T, I>>,
length_bound: u32,
) -> Result<(u32, u32), DispatchError> {
pallet_collective::Pallet::<T, I>::do_propose_proposed(
who,
threshold,
proposal,
length_bound,
)
}
fn vote_proposal(
who: AccountIdOf<T>,
proposal: HashOf<T>,
index: ProposalIndex,
approve: bool,
) -> Result<bool, DispatchError> {
pallet_collective::Pallet::<T, I>::do_vote(who, proposal, index, approve)
}
fn close_proposal(
proposal_hash: HashOf<T>,
proposal_index: ProposalIndex,
proposal_weight_bound: Weight,
length_bound: u32,
) -> DispatchResultWithPostInfo {
pallet_collective::Pallet::<T, I>::do_close(
proposal_hash,
proposal_index,
proposal_weight_bound,
length_bound,
)
}
fn proposal_of(proposal_hash: HashOf<T>) -> Option<ProposalOf<T, I>> {
pallet_collective::ProposalOf::<T, I>::get(proposal_hash)
}
}
/// Used the compare the privilege of an origin inside the scheduler.
pub struct EqualOrGreatestRootCmp;
impl PrivilegeCmp<OriginCaller> for EqualOrGreatestRootCmp {
fn cmp_privilege(left: &OriginCaller, right: &OriginCaller) -> Option<Ordering> {
if left == right {
return Some(Ordering::Equal);
}
match (left, right) {
// Root is greater than anything
(OriginCaller::system(frame_system::RawOrigin::Root), _) => Some(Ordering::Greater),
// For every other we don't care, as they are not used for `ScheduleOrigin`.
_ => None,
}
}
}
/// Used to get the exposure information out of staking pallet directly.
pub struct StakingExposureListener<T>(PhantomData<T>);
impl<T> ExposureListener<Balance, AccountIdOf<T>> for StakingExposureListener<T>
where
T: pallet_session::Config + pallet_staking::Config + frame_system::Config,
u128: From<T::CurrencyBalance>,
AccountIdOf<T>: From<<T as pallet_session::Config>::ValidatorId>,
{
fn get_account_by_index(index: usize) -> Option<AccountIdOf<T>> {
pallet_session::Pallet::<T>::validators()
.get(index)
.map(|validator| {
let account_id: AccountIdOf<T> = validator.clone().into();
account_id
})
}
fn get_total_exposure() -> Balance {
let era = pallet_staking::Pallet::<T>::current_era().unwrap_or_default();
pallet_staking::Pallet::<T>::eras_total_stake(era).into()
}
fn get_validator_exposure(validator: &AccountIdOf<T>) -> Balance {
let era = pallet_staking::Pallet::<T>::current_era().unwrap_or_default();
pallet_staking::EraInfo::<T>::get_full_exposure(era, validator)
.total
.into()
}
}
#[cfg(feature = "runtime-benchmarks")]
pub mod benchmarks {
use super::*;
use frame_support::traits::fungible;
use pallet_ranked_collective::Rank;
use sp_runtime::traits::Convert;
/// Rank to salary conversion helper type
pub struct RankToSalary<Fungible>(PhantomData<Fungible>);
impl<Fungible> Convert<Rank, Balance> for RankToSalary<Fungible>
where
Fungible: fungible::Inspect<AccountId, Balance = Balance>,
{
fn convert(r: Rank) -> Balance {
Balance::from(r).saturating_mul(Fungible::minimum_balance())
}
}
}