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Properly defer slashes (#11823)

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* initial draft of fixing slashing

* fix test

* Update frame/staking/src/tests.rs

Co-authored-by: Piotr Mikołajczyk <piomiko41@gmail.com>

* last touches

* add more detail about unbonding

* add migration

* fmt

Co-authored-by: Piotr Mikołajczyk <piomiko41@gmail.com>
Co-authored-by: parity-processbot <>
This commit is contained in:
Kian Paimani
2022-07-26 13:44:48 +01:00
committed by GitHub
parent 9f409dc0b8
commit ff2c4ca02f
6 changed files with 177 additions and 41 deletions
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substrate/frame/staking/src/migrations.rs
+23
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@@ -20,6 +20,29 @@ use super::*;
use frame_election_provider_support::SortedListProvider;
use frame_support::traits::OnRuntimeUpgrade;
pub mod v10 {
use super::*;
use frame_support::storage_alias;
#[storage_alias]
type EarliestUnappliedSlash<T: Config> = StorageValue<Pallet<T>, EraIndex>;
pub struct MigrateToV10<T>(sp_std::marker::PhantomData<T>);
impl<T: Config> OnRuntimeUpgrade for MigrateToV10<T> {
fn on_runtime_upgrade() -> frame_support::weights::Weight {
if StorageVersion::<T>::get() == Releases::V9_0_0 {
EarliestUnappliedSlash::<T>::kill();
StorageVersion::<T>::put(Releases::V10_0_0);
T::DbWeight::get().reads_writes(1, 1)
} else {
log!(warn, "MigrateToV10 should be removed.");
T::DbWeight::get().reads(1)
}
}
}
}
pub mod v9 {
use super::*;