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staking: only disable slashed validators and keep them disabled for whole era (#9448)

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* session: remove disabled validators threshold logic

* staking: add logic to track offending validators

* staking: disable validators for the whole era

* frame: fix tests

* staking: add tests for disabling validators handling

* staking: fix adding offending validator when already slashed in era

* address review comments

* session, staking: add comments about sorted vecs

Co-authored-by: Andronik Ordian <write@reusable.software>
This commit is contained in:
André Silva
2021-10-06 17:22:34 +01:00
committed by GitHub
parent 12e9e7ceb3
commit 7e5c022aea
25 changed files with 282 additions and 134 deletions
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substrate/frame/babe/src/lib.rs
+2 -2
View File
@@ -926,8 +926,8 @@ impl<T: Config> OneSessionHandler<T::AccountId> for Pallet<T> {
Self::enact_epoch_change(bounded_authorities, next_bounded_authorities)
}
fn on_disabled(i: usize) {
Self::deposit_consensus(ConsensusLog::OnDisabled(i as u32))
fn on_disabled(i: u32) {
Self::deposit_consensus(ConsensusLog::OnDisabled(i))
}
}
substrate/frame/babe/src/mock.rs
+2 -2
View File
@@ -68,7 +68,6 @@ frame_support::construct_runtime!(
parameter_types! {
pub const BlockHashCount: u64 = 250;
pub const DisabledValidatorsThreshold: Perbill = Perbill::from_percent(16);
pub BlockWeights: frame_system::limits::BlockWeights =
frame_system::limits::BlockWeights::simple_max(1024);
}
@@ -122,7 +121,6 @@ impl pallet_session::Config for Test {
type SessionManager = pallet_session::historical::NoteHistoricalRoot<Self, Staking>;
type SessionHandler = <MockSessionKeys as OpaqueKeys>::KeyTypeIdProviders;
type Keys = MockSessionKeys;
type DisabledValidatorsThreshold = DisabledValidatorsThreshold;
type WeightInfo = ();
}
@@ -189,6 +187,7 @@ parameter_types! {
pub const MaxNominatorRewardedPerValidator: u32 = 64;
pub const ElectionLookahead: u64 = 0;
pub const StakingUnsignedPriority: u64 = u64::MAX / 2;
pub const OffendingValidatorsThreshold: Perbill = Perbill::from_percent(16);
}
impl onchain::Config for Test {
@@ -212,6 +211,7 @@ impl pallet_staking::Config for Test {
type UnixTime = pallet_timestamp::Pallet<Test>;
type EraPayout = pallet_staking::ConvertCurve<RewardCurve>;
type MaxNominatorRewardedPerValidator = MaxNominatorRewardedPerValidator;
type OffendingValidatorsThreshold = OffendingValidatorsThreshold;
type NextNewSession = Session;
type ElectionProvider = onchain::OnChainSequentialPhragmen<Self>;
type GenesisElectionProvider = Self::ElectionProvider;