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Set new staking limits (#3299)

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* Set staking limits

* Set westend limits as well

* Update runtime/kusama/src/lib.rs

Co-authored-by: Gavin Wood <gavin@parity.io>

Co-authored-by: Gavin Wood <gavin@parity.io>
This commit is contained in:
Kian Paimani
2021-06-18 14:16:26 +02:00
committed by GitHub
parent dc286de7af
commit ae5b355754
3 changed files with 55 additions and 1 deletions
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polkadot/runtime/kusama/src/lib.rs
+21
View File
@@ -1513,10 +1513,31 @@ pub type Executive = frame_executive::Executive<
frame_system::ChainContext<Runtime>,
Runtime,
AllPallets,
SetStakingLimits,
>;
/// The payload being signed in the transactions.
pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;
pub struct SetStakingLimits;
impl frame_support::traits::OnRuntimeUpgrade for SetStakingLimits {
fn on_runtime_upgrade() -> Weight {
// This will be the threshold needed henceforth to become a nominator. All nominators will
// less than this amount bonded are at the risk of being chilled by another reporter.
let min_nominator_bond = UNITS / 10;
// The absolute maximum number of nominators. This number is set rather conservatively, and
// is expected to increase soon after this runtime upgrade via another governance proposal.
// The current Polkadot state has more than 30_000 nominators, therefore no other nominator
// can join.
let max_nominators = 20_000;
<pallet_staking::MinNominatorBond<Runtime>>::put(min_nominator_bond);
<pallet_staking::MaxNominatorsCount<Runtime>>::put(max_nominators);
// we set no limits on validators for now.
<Runtime as frame_system::Config>::DbWeight::get().writes(2)
}
}
#[cfg(not(feature = "disable-runtime-api"))]
sp_api::impl_runtime_apis! {
impl sp_api::Core<Block> for Runtime {
polkadot/runtime/polkadot/src/lib.rs
+21 -1
View File
@@ -1099,11 +1099,31 @@ pub type Executive = frame_executive::Executive<
frame_system::ChainContext<Runtime>,
Runtime,
AllPallets,
GrandpaStoragePrefixMigration,
(GrandpaStoragePrefixMigration, SetStakingLimits),
>;
/// The payload being signed in transactions.
pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;
pub struct SetStakingLimits;
impl frame_support::traits::OnRuntimeUpgrade for SetStakingLimits {
fn on_runtime_upgrade() -> Weight {
// This will be the threshold needed henceforth to become a nominator. All nominators will
// less than this amount bonded are at the risk of being chilled by another reporter.
let min_nominator_bond = 20 * UNITS;
// The absolute maximum number of nominators. This number is set rather conservatively, and
// is expected to increase soon after this runtime upgrade via another governance proposal.
// The current Polkadot state has more than 30_000 nominators, therefore no other nominator
// can join.
let max_nominators = 20_000;
<pallet_staking::MinNominatorBond<Runtime>>::put(min_nominator_bond);
<pallet_staking::MaxNominatorsCount<Runtime>>::put(max_nominators);
// we set no limits on validators for now.
<Runtime as frame_system::Config>::DbWeight::get().writes(2)
}
}
#[cfg(not(feature = "disable-runtime-api"))]
sp_api::impl_runtime_apis! {
impl sp_api::Core<Block> for Runtime {
polkadot/runtime/westend/src/lib.rs
+13
View File
@@ -1105,10 +1105,23 @@ pub type Executive = frame_executive::Executive<
frame_system::ChainContext<Runtime>,
Runtime,
AllPallets,
SetStakingLimits,
>;
/// The payload being signed in transactions.
pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;
pub struct SetStakingLimits;
impl frame_support::traits::OnRuntimeUpgrade for SetStakingLimits {
fn on_runtime_upgrade() -> Weight {
<pallet_staking::MinNominatorBond<Runtime>>::put(1 * UNITS);
<pallet_staking::MaxNominatorsCount<Runtime>>::put(1000);
<pallet_staking::MinValidatorBond<Runtime>>::put(10 * UNITS);
<pallet_staking::MaxValidatorsCount<Runtime>>::put(10);
<Runtime as frame_system::Config>::DbWeight::get().writes(4)
}
}
#[cfg(not(feature = "disable-runtime-api"))]
sp_api::impl_runtime_apis! {
impl sp_api::Core<Block> for Runtime {