update substrate (#442)

polkadot/runtime/src/lib.rs

@@ -39,11 +39,11 @@ use client::{
 	runtime_api as client_api, impl_runtime_apis,
 };
 use sr_primitives::{
-	ApplyResult, generic,
+	ApplyResult, generic, Permill, Perbill, impl_opaque_keys, create_runtime_str, key_types,
 	transaction_validity::{TransactionValidity, InvalidTransaction, TransactionValidityError},
-	impl_opaque_keys, weights::{Weight, DispatchInfo}, create_runtime_str, key_types, traits::{
-		BlakeTwo256, Block as BlockT, DigestFor, StaticLookup, SignedExtension,
-	},
+	weights::{Weight, DispatchInfo},
+	traits::{BlakeTwo256, Block as BlockT, DigestFor, StaticLookup, SignedExtension},
+	curve::PiecewiseLinear,
 };
 use version::RuntimeVersion;
 use grandpa::{AuthorityId as GrandpaId, fg_primitives::{self, ScheduledChange}};
@@ -67,7 +67,6 @@ pub use timestamp::Call as TimestampCall;
 pub use balances::Call as BalancesCall;
 pub use attestations::{Call as AttestationsCall, MORE_ATTESTATIONS_IDENTIFIER};
 pub use parachains::{Call as ParachainsCall, NEW_HEADS_IDENTIFIER};
-pub use sr_primitives::{Permill, Perbill};
 pub use srml_support::StorageValue;
 
 /// Implementations of some helper traits passed into runtime modules as associated types.
@@ -264,6 +263,10 @@ impl_opaque_keys! {
 // TODO: Introduce some structure to tie these together to make it a bit less of a footgun. This
 // should be easy, since OneSessionHandler trait provides the `Key` as an associated type. #2858
 
+parameter_types! {
+	pub const DisabledValidatorsThreshold: Perbill = Perbill::from_percent(17);
+}
+
 impl session::Trait for Runtime {
 	type OnSessionEnding = Staking;
 	type SessionHandler = SessionHandlers;
@@ -273,6 +276,7 @@ impl session::Trait for Runtime {
 	type SelectInitialValidators = Staking;
 	type ValidatorId = AccountId;
 	type ValidatorIdOf = staking::StashOf<Self>;
+	type DisabledValidatorsThreshold = DisabledValidatorsThreshold;
 }
 
 impl session::historical::Trait for Runtime {
@@ -280,11 +284,23 @@ impl session::historical::Trait for Runtime {
 	type FullIdentificationOf = staking::ExposureOf<Self>;
 }
 
+srml_staking_reward_curve::build! {
+	const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
+		min_inflation: 0_025_000,
+		max_inflation: 0_100_000,
+		ideal_stake: 0_500_000,
+		falloff: 0_050_000,
+		max_piece_count: 40,
+		test_precision: 0_005_000,
+	);
+}
+
 parameter_types! {
 	// Six sessions in an era (24 hours).
 	pub const SessionsPerEra: SessionIndex = 6;
 	// 28 eras for unbonding (28 days).
 	pub const BondingDuration: staking::EraIndex = 28;
+	pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
 }
 
 impl staking::Trait for Runtime {
@@ -298,6 +314,7 @@ impl staking::Trait for Runtime {
 	type BondingDuration = BondingDuration;
 	type SessionInterface = Self;
 	type Time = Timestamp;
+	type RewardCurve = RewardCurve;
 }
 
 parameter_types! {
@@ -347,6 +364,7 @@ parameter_types! {
 	pub const CandidacyBond: Balance = 10 * DOLLARS;
 	pub const VotingBond: Balance = 1 * DOLLARS;
 	pub const VotingFee: Balance = 2 * DOLLARS;
+	pub const MinimumVotingLock: Balance = 1 * DOLLARS;
 	pub const PresentSlashPerVoter: Balance = 1 * CENTS;
 	pub const CarryCount: u32 = 6;
 	// one additional vote should go by before an inactive voter can be reaped.
@@ -366,6 +384,7 @@ impl elections::Trait for Runtime {
 	type CandidacyBond = CandidacyBond;
 	type VotingBond = VotingBond;
 	type VotingFee = VotingFee;
+	type MinimumVotingLock = MinimumVotingLock;
 	type PresentSlashPerVoter = PresentSlashPerVoter;
 	type CarryCount = CarryCount;
 	type InactiveGracePeriod = InactiveGracePeriod;
@@ -424,7 +443,6 @@ impl im_online::Trait for Runtime {
 	type Call = Call;
 	type SubmitTransaction = SubmitTransaction;
 	type ReportUnresponsiveness = ();
-	type CurrentElectedSet = staking::CurrentElectedStashAccounts<Runtime>;
 }
 
 impl grandpa::Trait for Runtime {

polkadot/runtime/src/parachains.rs

@@ -890,6 +890,7 @@ mod tests {
 		Perbill,
 		traits::{BlakeTwo256, IdentityLookup, ConvertInto},
 		testing::{UintAuthorityId, Header},
+		curve::PiecewiseLinear,
 	};
 	use primitives::{
 		parachain::{CandidateReceipt, HeadData, ValidityAttestation, ValidatorId},
@@ -944,6 +945,7 @@ mod tests {
 	parameter_types! {
 		pub const Period: BlockNumber = 1;
 		pub const Offset: BlockNumber = 0;
+		pub const DisabledValidatorsThreshold: Perbill = Perbill::from_percent(17);
 	}
 
 	impl session::Trait for Test {
@@ -955,6 +957,7 @@ mod tests {
 		type SelectInitialValidators = staking::Module<Self>;
 		type ValidatorId = u64;
 		type ValidatorIdOf = staking::StashOf<Self>;
+		type DisabledValidatorsThreshold = DisabledValidatorsThreshold;
 	}
 
 	impl session::historical::Trait for Test {
@@ -1005,10 +1008,22 @@ mod tests {
 		type WeightToFee = ConvertInto;
 	}
 
+	srml_staking_reward_curve::build! {
+		const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
+			min_inflation: 0_025_000,
+			max_inflation: 0_100_000,
+			ideal_stake: 0_500_000,
+			falloff: 0_050_000,
+			max_piece_count: 40,
+			test_precision: 0_005_000,
+		);
+	}
+
 	parameter_types! {
 		pub const SessionsPerEra: sr_staking_primitives::SessionIndex = 6;
 		pub const BondingDuration: staking::EraIndex = 28;
 		pub const AttestationPeriod: BlockNumber = 100;
+		pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
 	}
 
 	impl staking::Trait for Test {
@@ -1022,6 +1037,7 @@ mod tests {
 		type BondingDuration = BondingDuration;
 		type SessionInterface = Self;
 		type Time = timestamp::Module<Test>;
+		type RewardCurve = RewardCurve;
 	}
 
 	impl attestations::Trait for Test {