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lib.rs
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lib.rs
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// This file is part of Substrate.
// Copyright (C) 2018-2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//! The Substrate runtime. This can be compiled with `#[no_std]`, ready for Wasm.
#![cfg_attr(not(feature = "std"), no_std)]
// `construct_runtime!` does a lot of recursion and requires us to increase the limit to 256.
#![recursion_limit = "256"]
use frame_election_provider_support::{onchain, ElectionDataProvider, SequentialPhragmen};
use frame_support::{
construct_runtime,
pallet_prelude::ConstU32,
parameter_types,
traits::{
ConstU16, Currency, EitherOfDiverse, EnsureOrigin, EqualPrivilegeOnly, Everything, Get,
Imbalance, InstanceFilter, KeyOwnerProofSystem, LockIdentifier, OnUnbalanced,
U128CurrencyToVote,
},
weights::{
constants::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND},
ConstantMultiplier, DispatchClass, Weight, WeightToFeeCoefficient,
},
PalletId, RuntimeDebug,
};
use parity_scale_codec::{Decode, Encode, MaxEncodedLen};
use sp_std::vec;
#[cfg(any(feature = "std", test))]
pub use frame_system::Call as SystemCall;
use frame_system::{
limits::{BlockLength, BlockWeights},
EnsureRoot, EnsureSigned, RawOrigin,
};
#[cfg(any(feature = "std", test))]
pub use pallet_balances::Call as BalancesCall;
use pallet_grandpa::{
fg_primitives, AuthorityId as GrandpaId, AuthorityList as GrandpaAuthorityList,
};
use pallet_im_online::sr25519::AuthorityId as ImOnlineId;
use pallet_session::historical as pallet_session_historical;
#[cfg(any(feature = "std", test))]
pub use pallet_staking::StakerStatus;
pub use pallet_transaction_payment::{CurrencyAdapter, Multiplier, TargetedFeeAdjustment};
use pallet_transaction_payment::{FeeDetails, RuntimeDispatchInfo};
pub use polkadex_primitives::{
AccountId, AccountIndex, Balance, BlockNumber, Hash, Index, Moment, Signature,
};
use smallvec::smallvec;
use sp_api::impl_runtime_apis;
use sp_authority_discovery::AuthorityId as AuthorityDiscoveryId;
use sp_core::{crypto::KeyTypeId, OpaqueMetadata};
use sp_inherents::{CheckInherentsResult, InherentData};
#[cfg(any(feature = "std", test))]
pub use sp_runtime::BuildStorage;
use sp_runtime::{
create_runtime_str,
curve::PiecewiseLinear,
generic, impl_opaque_keys,
traits::{
self, AccountIdConversion, BlakeTwo256, Block as BlockT, BlockNumberProvider, NumberFor,
OpaqueKeys, SaturatedConversion, StaticLookup,
},
transaction_validity::{TransactionPriority, TransactionSource, TransactionValidity},
ApplyExtrinsicResult, FixedPointNumber, Perbill, Percent, Permill, Perquintill,
};
use sp_std::prelude::*;
#[cfg(any(feature = "std", test))]
use sp_version::NativeVersion;
use sp_version::RuntimeVersion;
use static_assertions::const_assert;
use constants::{currency::*, time::*};
use frame_support::weights::{WeightToFeeCoefficients, WeightToFeePolynomial};
/// Implementations of some helper traits passed into runtime modules as associated types.
pub mod impls;
/// Constant values used within the runtime.
pub mod constants;
mod weights;
// Make the WASM binary available.
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
/// Wasm binary unwrapped. If built with `SKIP_WASM_BUILD`, the function panics.
#[cfg(feature = "std")]
pub fn wasm_binary_unwrap() -> &'static [u8] {
WASM_BINARY.expect(
"Development wasm binary is not available. This means the client is \
built with `SKIP_WASM_BUILD` flag and it is only usable for \
production chains. Please rebuild with the flag disabled.",
)
}
/// Runtime version.
pub const VERSION: RuntimeVersion = RuntimeVersion {
spec_name: create_runtime_str!("node"),
impl_name: create_runtime_str!("polkadex-official"),
authoring_version: 10,
// Per convention: if the runtime behavior changes, increment spec_version
// and set impl_version to 0. If only runtime
// implementation changes and behavior does not, then leave spec_version as
// is and increment impl_version.
spec_version: 282,
impl_version: 0,
apis: RUNTIME_API_VERSIONS,
transaction_version: 2,
state_version: 0, // TODO: Check if this is correct?
};
/// The BABE epoch configuration at genesis.
pub const BABE_GENESIS_EPOCH_CONFIG: sp_consensus_babe::BabeEpochConfiguration =
sp_consensus_babe::BabeEpochConfiguration {
c: PRIMARY_PROBABILITY,
allowed_slots: sp_consensus_babe::AllowedSlots::PrimaryAndSecondaryPlainSlots,
};
/// Native version.
#[cfg(any(feature = "std", test))]
pub fn native_version() -> NativeVersion {
NativeVersion { runtime_version: VERSION, can_author_with: Default::default() }
}
type NegativeImbalance = <Balances as Currency<AccountId>>::NegativeImbalance;
pub struct DealWithFees;
impl OnUnbalanced<NegativeImbalance> for DealWithFees {
fn on_unbalanceds<B>(mut fees_then_tips: impl Iterator<Item = NegativeImbalance>) {
if let Some(mut fees) = fees_then_tips.next() {
if let Some(tips) = fees_then_tips.next() {
tips.merge_into(&mut fees);
}
// Sent everything to treasury
Treasury::on_unbalanced(fees);
}
}
}
/// We assume that ~10% of the block weight is consumed by `on_initialize` handlers.
/// This is used to limit the maximal weight of a single extrinsic.
const AVERAGE_ON_INITIALIZE_RATIO: Perbill = Perbill::from_percent(10);
/// We allow `Normal` extrinsics to fill up the block up to 75%, the rest can be used
/// by Operational extrinsics.
const NORMAL_DISPATCH_RATIO: Perbill = Perbill::from_percent(75);
/// We allow for 4 seconds of compute with a 12 second average block time.
const MAXIMUM_BLOCK_WEIGHT: Weight = 4 * WEIGHT_PER_SECOND;
parameter_types! {
pub const BlockHashCount: BlockNumber = 2400;
pub const Version: RuntimeVersion = VERSION;
pub RuntimeBlockLength: BlockLength =
BlockLength::max_with_normal_ratio(5 * 1024 * 1024, NORMAL_DISPATCH_RATIO);
pub RuntimeBlockWeights: BlockWeights = BlockWeights::builder()
.base_block(BlockExecutionWeight::get())
.for_class(DispatchClass::all(), |weights| {
weights.base_extrinsic = ExtrinsicBaseWeight::get();
})
.for_class(DispatchClass::Normal, |weights| {
weights.max_total = Some(NORMAL_DISPATCH_RATIO * MAXIMUM_BLOCK_WEIGHT);
})
.for_class(DispatchClass::Operational, |weights| {
weights.max_total = Some(MAXIMUM_BLOCK_WEIGHT);
// Operational transactions have some extra reserved space, so that they
// are included even if block reached `MAXIMUM_BLOCK_WEIGHT`.
weights.reserved = Some(
MAXIMUM_BLOCK_WEIGHT - NORMAL_DISPATCH_RATIO * MAXIMUM_BLOCK_WEIGHT
);
})
.avg_block_initialization(AVERAGE_ON_INITIALIZE_RATIO)
.build_or_panic();
pub const SS58Prefix: u8 = 88;
}
const_assert!(NORMAL_DISPATCH_RATIO.deconstruct() >= AVERAGE_ON_INITIALIZE_RATIO.deconstruct());
impl frame_system::Config for Runtime {
type BaseCallFilter = Everything;
type BlockWeights = RuntimeBlockWeights;
type BlockLength = RuntimeBlockLength;
type DbWeight = RocksDbWeight;
type Origin = Origin;
type Call = Call;
type Index = Index;
type BlockNumber = BlockNumber;
type Hash = Hash;
type Hashing = BlakeTwo256;
type AccountId = AccountId;
type Lookup = Indices;
type Header = generic::Header<BlockNumber, BlakeTwo256>;
type Event = Event;
type BlockHashCount = BlockHashCount;
type Version = Version;
type PalletInfo = PalletInfo;
type AccountData = pallet_balances::AccountData<Balance>;
type OnNewAccount = ();
type OnKilledAccount = ();
type SystemWeightInfo = frame_system::weights::SubstrateWeight<Runtime>;
type SS58Prefix = SS58Prefix;
type OnSetCode = ();
type MaxConsumers = frame_support::traits::ConstU32<16>;
}
impl pallet_utility::Config for Runtime {
type Event = Event;
type Call = Call;
type PalletsOrigin = OriginCaller;
type WeightInfo = pallet_utility::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
// One storage item; key size is 32; value is size 4+4+16+32 bytes = 56 bytes.
pub const DepositBase: Balance = deposit(1, 88);
// Additional storage item size of 32 bytes.
pub const DepositFactor: Balance = deposit(0, 32);
pub const MaxSignatories: u16 = 100;
}
impl pallet_multisig::Config for Runtime {
type Event = Event;
type Call = Call;
type Currency = Balances;
type DepositBase = DepositBase;
type DepositFactor = DepositFactor;
type MaxSignatories = MaxSignatories;
type WeightInfo = pallet_multisig::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
// One storage item; key size 32, value size 8; .
pub const ProxyDepositBase: Balance = deposit(1, 8);
// Additional storage item size of 33 bytes.
pub const ProxyDepositFactor: Balance = deposit(0, 33);
pub const MaxProxies: u16 = 32;
pub const AnnouncementDepositBase: Balance = deposit(1, 8);
pub const AnnouncementDepositFactor: Balance = deposit(0, 66);
pub const MaxPending: u16 = 32;
}
use scale_info::TypeInfo;
use sp_npos_elections::ExtendedBalance;
/// The type used to represent the kinds of proxying allowed.
#[derive(
Copy,
Clone,
Eq,
PartialEq,
Ord,
PartialOrd,
Encode,
Decode,
RuntimeDebug,
MaxEncodedLen,
TypeInfo,
)]
#[allow(clippy::unnecessary_cast)]
pub enum ProxyType {
Any = 0,
NonTransfer = 1,
Governance = 2,
Staking = 3,
}
impl Default for ProxyType {
fn default() -> Self {
Self::Any
}
}
impl InstanceFilter<Call> for ProxyType {
fn filter(&self, c: &Call) -> bool {
match self {
ProxyType::Any => false,
ProxyType::NonTransfer => !matches!(
c,
Call::Balances(..) | Call::Indices(pallet_indices::Call::transfer { .. })
),
ProxyType::Governance => matches!(
c,
Call::Council(..) |
Call::TechnicalCommittee(..) |
Call::Elections(..) | Call::Treasury(..) |
Call::OrderbookCommittee(..)
),
ProxyType::Staking => matches!(c, Call::Staking(..)),
}
}
fn is_superset(&self, o: &Self) -> bool {
match (self, o) {
(x, y) if x == y => true,
(ProxyType::Any, _) => true,
(_, ProxyType::Any) => false,
(ProxyType::NonTransfer, _) => true,
_ => false,
}
}
}
impl pallet_proxy::Config for Runtime {
type Event = Event;
type Call = Call;
type Currency = Balances;
type ProxyType = ProxyType;
type ProxyDepositBase = ProxyDepositBase;
type ProxyDepositFactor = ProxyDepositFactor;
type MaxProxies = MaxProxies;
type WeightInfo = pallet_proxy::weights::SubstrateWeight<Runtime>;
type MaxPending = MaxPending;
type CallHasher = BlakeTwo256;
type AnnouncementDepositBase = AnnouncementDepositBase;
type AnnouncementDepositFactor = AnnouncementDepositFactor;
}
parameter_types! {
pub MaximumSchedulerWeight: Weight = Perbill::from_percent(80) *
RuntimeBlockWeights::get().max_block;
pub const MaxScheduledPerBlock: u32 = 50;
// Retry a scheduled item every 10 blocks (1 minute) until the preimage exists.
pub const NoPreimagePostponement: Option<u32> = Some(10);
}
impl pallet_scheduler::Config for Runtime {
type Event = Event;
type Origin = Origin;
type PalletsOrigin = OriginCaller;
type Call = Call;
type MaximumWeight = MaximumSchedulerWeight;
type ScheduleOrigin = EnsureRoot<AccountId>;
type OriginPrivilegeCmp = EqualPrivilegeOnly;
type MaxScheduledPerBlock = MaxScheduledPerBlock;
type WeightInfo = pallet_scheduler::weights::SubstrateWeight<Runtime>;
type PreimageProvider = Preimage;
type NoPreimagePostponement = NoPreimagePostponement;
}
parameter_types! {
pub const PreimageMaxSize: u32 = 4096 * 1024;
pub const PreimageBaseDeposit: Balance = DOLLARS;
// One cent: PDEX 10,000 / MB
pub const PreimageByteDeposit: Balance = CENTS;
}
impl pallet_preimage::Config for Runtime {
type WeightInfo = pallet_preimage::weights::SubstrateWeight<Runtime>;
type Event = Event;
type Currency = Balances;
type ManagerOrigin = EnsureRoot<AccountId>;
type MaxSize = PreimageMaxSize;
type BaseDeposit = PreimageBaseDeposit;
type ByteDeposit = PreimageByteDeposit;
}
parameter_types! {
// NOTE: Currently it is not possible to change the epoch duration after the chain has started.
// Attempting to do so will brick block production.
pub const EpochDuration: u64 = EPOCH_DURATION_IN_SLOTS as u64;
pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
pub const ReportLongevity: u64 =
BondingDuration::get() as u64 * SessionsPerEra::get() as u64 * EpochDuration::get();
pub const MaxAuthorities: u32 = 200;
}
impl pallet_babe::Config for Runtime {
type EpochDuration = EpochDuration;
type ExpectedBlockTime = ExpectedBlockTime;
type EpochChangeTrigger = pallet_babe::ExternalTrigger;
type KeyOwnerProofSystem = Historical;
type KeyOwnerProof = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
KeyTypeId,
pallet_babe::AuthorityId,
)>>::Proof;
type KeyOwnerIdentification = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
KeyTypeId,
pallet_babe::AuthorityId,
)>>::IdentificationTuple;
type HandleEquivocation =
pallet_babe::EquivocationHandler<Self::KeyOwnerIdentification, Offences, ReportLongevity>;
type WeightInfo = weights::pallet_babe::WeightInfo<Runtime>;
type DisabledValidators = Session;
type MaxAuthorities = MaxAuthorities;
}
parameter_types! {
pub const IndexDeposit: Balance = PDEX;
}
impl pallet_indices::Config for Runtime {
type AccountIndex = AccountIndex;
type Currency = Balances;
type Deposit = IndexDeposit;
type Event = Event;
type WeightInfo = pallet_indices::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const ExistentialDeposit: Balance = PDEX;
pub const MaxLocks: u32 = 50;
pub const MaxReserves: u32 = 50;
}
impl pallet_balances::Config for Runtime {
type Balance = Balance;
type DustRemoval = ();
type Event = Event;
type ExistentialDeposit = ExistentialDeposit;
type AccountStore = frame_system::Pallet<Runtime>;
type MaxLocks = MaxLocks;
type MaxReserves = MaxReserves;
type ReserveIdentifier = [u8; 8];
type WeightInfo = pallet_balances::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const TransactionByteFee: Balance = 10 * MILLICENTS;
pub const TargetBlockFullness: Perquintill = Perquintill::from_percent(25);
pub AdjustmentVariable: Multiplier = Multiplier::saturating_from_rational(3, 100_000);
pub MinimumMultiplier: Multiplier = Multiplier::saturating_from_rational(1, 1_000_000_000u128);
pub const OperationalFeeMultiplier: u8 = 5;
}
pub struct WeightToFee;
impl WeightToFeePolynomial for WeightToFee {
type Balance = Balance;
fn polynomial() -> WeightToFeeCoefficients<Self::Balance> {
// Extrinsic base weight (smallest non-zero weight) is mapped to 1/10 CENT:
let p = CENTS;
let q = 10 * Balance::from(ExtrinsicBaseWeight::get());
smallvec![WeightToFeeCoefficient {
degree: 1,
negative: false,
coeff_frac: Perbill::from_rational(p % q, q),
coeff_integer: p / q,
}]
}
}
impl pallet_transaction_payment::Config for Runtime {
type Event = Event;
type OnChargeTransaction = CurrencyAdapter<Balances, DealWithFees>;
type OperationalFeeMultiplier = OperationalFeeMultiplier;
type WeightToFee = WeightToFee;
type LengthToFee = ConstantMultiplier<Balance, TransactionByteFee>;
type FeeMultiplierUpdate =
TargetedFeeAdjustment<Self, TargetBlockFullness, AdjustmentVariable, MinimumMultiplier>;
}
parameter_types! {
pub const MinimumPeriod: Moment = SLOT_DURATION / 2;
}
impl pallet_timestamp::Config for Runtime {
type Moment = Moment;
type OnTimestampSet = Babe;
type MinimumPeriod = MinimumPeriod;
type WeightInfo = pallet_timestamp::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const UncleGenerations: BlockNumber = 0;
}
impl pallet_authorship::Config for Runtime {
type FindAuthor = pallet_session::FindAccountFromAuthorIndex<Self, Babe>;
type UncleGenerations = UncleGenerations;
type FilterUncle = ();
type EventHandler = (Staking, ImOnline);
}
impl_opaque_keys! {
pub struct SessionKeys {
pub grandpa: Grandpa,
pub babe: Babe,
pub im_online: ImOnline,
pub authority_discovery: AuthorityDiscovery,
}
}
impl pallet_session::Config for Runtime {
type Event = Event;
type ValidatorId = <Self as frame_system::Config>::AccountId;
type ValidatorIdOf = pallet_staking::StashOf<Self>;
type ShouldEndSession = Babe;
type NextSessionRotation = Babe;
type SessionManager = pallet_session::historical::NoteHistoricalRoot<Self, Staking>;
type SessionHandler = <SessionKeys as OpaqueKeys>::KeyTypeIdProviders;
type Keys = SessionKeys;
type WeightInfo = pallet_session::weights::SubstrateWeight<Runtime>;
}
impl pallet_session::historical::Config for Runtime {
type FullIdentification = pallet_staking::Exposure<AccountId, Balance>;
type FullIdentificationOf = pallet_staking::ExposureOf<Runtime>;
}
pallet_staking_reward_curve::build! {
const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
min_inflation: 0_025_000,
max_inflation: 0_100_000,
// Before, we launch the products we want 50% of supply to be staked
ideal_stake: 0_500_000,
falloff: 0_050_000,
max_piece_count: 40,
test_precision: 0_005_000,
);
}
parameter_types! {
// Six session in a an era (24 hrs)
pub const SessionsPerEra: sp_staking::SessionIndex = 6;
// 28 era for unbonding (28 days)
pub const BondingDuration: sp_staking::EraIndex = 28;
pub const SlashDeferDuration: sp_staking::EraIndex = 27;
pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
pub const MaxNominatorRewardedPerValidator: u32 = 256;
pub const OffendingValidatorsThreshold: Perbill = Perbill::from_percent(17);
}
pub struct StakingBenchmarkingConfig;
impl pallet_staking::BenchmarkingConfig for StakingBenchmarkingConfig {
type MaxValidators = ConstU32<1000>;
type MaxNominators = ConstU32<1000>;
}
pub struct OnChainSeqPhragmen;
impl onchain::Config for OnChainSeqPhragmen {
type System = Runtime;
type Solver = SequentialPhragmen<
AccountId,
pallet_election_provider_multi_phase::SolutionAccuracyOf<Runtime>,
>;
type DataProvider = <Runtime as pallet_election_provider_multi_phase::Config>::DataProvider;
type WeightInfo = frame_election_provider_support::weights::SubstrateWeight<Runtime>;
}
impl onchain::BoundedConfig for OnChainSeqPhragmen {
type VotersBound = MaxElectingVoters;
type TargetsBound = ConstU32<2_000>;
}
impl pallet_staking::Config for Runtime {
type Currency = Balances;
type CurrencyBalance = Balance;
type UnixTime = Timestamp;
type CurrencyToVote = U128CurrencyToVote;
type ElectionProvider = ElectionProviderMultiPhase;
type GenesisElectionProvider = onchain::UnboundedExecution<OnChainSeqPhragmen>;
type MaxNominations = MaxNominations;
type RewardRemainder = Treasury;
type Event = Event;
type Slash = Treasury;
type Reward = ();
type SessionsPerEra = SessionsPerEra;
type BondingDuration = BondingDuration;
type SlashDeferDuration = SlashDeferDuration;
/// A super-majority of the council can cancel the slash.
type SlashCancelOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 4>,
>;
type SessionInterface = Self;
type EraPayout = pallet_staking::ConvertCurve<RewardCurve>;
type NextNewSession = Session;
type MaxNominatorRewardedPerValidator = MaxNominatorRewardedPerValidator;
type OffendingValidatorsThreshold = OffendingValidatorsThreshold;
type VoterList = pallet_staking::UseNominatorsAndValidatorsMap<Runtime>;
type MaxUnlockingChunks = ConstU32<32>;
type OnStakerSlash = ();
type BenchmarkingConfig = StakingBenchmarkingConfig;
type WeightInfo = pallet_staking::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
// phase durations. 1/4 of the last session for each.
pub const SignedPhase: u32 = EPOCH_DURATION_IN_SLOTS / 4;
pub const UnsignedPhase: u32 = EPOCH_DURATION_IN_SLOTS / 4 ;
// signed config
pub const SignedMaxSubmissions: u32 = 16;
// 40 PDEXs fixed deposit..
pub const SignedDepositBase: Balance = deposit(2, 0);
// 0.01 PDEX per KB of solution data.
pub const SignedDepositByte: Balance = deposit(0, 10) / 1024;
// Each good submission will get 1 DOT as reward
pub SignedRewardBase: Balance = UNITS;
pub BetterUnsignedThreshold: Perbill = Perbill::from_rational(1u32, 10_000);
pub const MultiPhaseUnsignedPriority: TransactionPriority = StakingUnsignedPriority::get() - 1u64;
pub MinerMaxWeight: Weight = RuntimeBlockWeights::get()
.get(DispatchClass::Normal)
.max_extrinsic.expect("Normal extrinsics have a weight limit configured; qed")
.saturating_sub(BlockExecutionWeight::get());
// Solution can occupy 90% of normal block size
pub MinerMaxLength: u32 = Perbill::from_rational(9u32, 10) *
*RuntimeBlockLength::get()
.max
.get(DispatchClass::Normal);
// miner configs
pub const MinerMaxIterations: u32 = 10;
pub OffchainRepeat: BlockNumber = 5;
}
frame_election_provider_support::generate_solution_type!(
#[compact]
pub struct NposSolution16::<
VoterIndex = u32,
TargetIndex = u16,
Accuracy = sp_runtime::PerU16,
MaxVoters = MaxElectingVoters,
>(16)
);
// pub const MAX_NOMINATIONS: u32 =
// <NposCompactSolution16 as sp_npos_elections::NposSolution>::LIMIT as u32;
parameter_types! {
pub MaxNominations: u32 = <NposSolution16 as frame_election_provider_support::NposSolution>::LIMIT as u32;
pub MaxElectingVoters: u32 = 10_000;
}
/// The numbers configured here could always be more than the the maximum limits of staking pallet
/// to ensure election snapshot will not run out of memory. For now, we set them to smaller values
/// since the staking is bounded and the weight pipeline takes hours for this single pallet.
pub struct ElectionProviderBenchmarkConfig;
impl pallet_election_provider_multi_phase::BenchmarkingConfig for ElectionProviderBenchmarkConfig {
const VOTERS: [u32; 2] = [1000, 2000];
const TARGETS: [u32; 2] = [500, 1000];
const ACTIVE_VOTERS: [u32; 2] = [500, 800];
const DESIRED_TARGETS: [u32; 2] = [200, 400];
const SNAPSHOT_MAXIMUM_VOTERS: u32 = 1000;
const MINER_MAXIMUM_VOTERS: u32 = 1000;
const MAXIMUM_TARGETS: u32 = 300;
}
/// Maximum number of iterations for balancing that will be executed in the embedded OCW
/// miner of election provider multi phase.
pub const MINER_MAX_ITERATIONS: u32 = 10;
/// A source of random balance for NposSolver, which is meant to be run by the OCW election miner.
pub struct OffchainRandomBalancing;
impl Get<Option<(usize, ExtendedBalance)>> for OffchainRandomBalancing {
fn get() -> Option<(usize, ExtendedBalance)> {
use sp_runtime::traits::TrailingZeroInput;
let iters = match MINER_MAX_ITERATIONS {
0 => 0,
max => {
let seed = sp_io::offchain::random_seed();
let random = <u32>::decode(&mut TrailingZeroInput::new(&seed))
.expect("input is padded with zeroes; qed") %
max.saturating_add(1);
random as usize
},
};
Some((iters, 0))
}
}
impl pallet_election_provider_multi_phase::MinerConfig for Runtime {
type AccountId = AccountId;
type Solution = NposSolution16;
type MaxVotesPerVoter =
<<Self as pallet_election_provider_multi_phase::Config>::DataProvider as ElectionDataProvider>::MaxVotesPerVoter;
type MaxLength = MinerMaxLength;
type MaxWeight = MinerMaxWeight;
// The unsigned submissions have to respect the weight of the submit_unsigned call, thus their
// weight estimate function is wired to this call's weight.
fn solution_weight(v: u32, t: u32, a: u32, d: u32) -> Weight {
<
<Self as pallet_election_provider_multi_phase::Config>::WeightInfo
as
pallet_election_provider_multi_phase::WeightInfo
>::submit_unsigned(v, t, a, d)
}
}
impl pallet_election_provider_multi_phase::Config for Runtime {
type Event = Event;
type Currency = Balances;
type EstimateCallFee = TransactionPayment;
type UnsignedPhase = UnsignedPhase;
type SignedPhase = SignedPhase;
type BetterSignedThreshold = ();
type BetterUnsignedThreshold = BetterUnsignedThreshold;
type OffchainRepeat = OffchainRepeat;
type MinerTxPriority = MultiPhaseUnsignedPriority;
type MinerConfig = Self;
type SignedMaxSubmissions = SignedMaxSubmissions;
type SignedMaxWeight = MinerMaxWeight;
type SignedMaxRefunds = ConstU32<3>;
type SignedRewardBase = SignedRewardBase;
type SignedDepositBase = SignedDepositBase;
type SignedDepositByte = SignedDepositByte;
type SignedDepositWeight = ();
type MaxElectingVoters = MaxElectingVoters;
type MaxElectableTargets = ConstU16<{ u16::MAX }>;
type SlashHandler = ();
// burn slashes
type RewardHandler = ();
type DataProvider = Staking;
type Fallback = onchain::BoundedExecution<OnChainSeqPhragmen>;
type GovernanceFallback = onchain::BoundedExecution<OnChainSeqPhragmen>;
type Solver = SequentialPhragmen<
AccountId,
pallet_election_provider_multi_phase::SolutionAccuracyOf<Self>,
>;
type ForceOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 2, 3>,
>;
type BenchmarkingConfig = ElectionProviderBenchmarkConfig;
type WeightInfo = pallet_election_provider_multi_phase::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const CouncilMotionDuration: BlockNumber = 7 * DAYS;
pub const CouncilMaxProposals: u32 = 100;
pub const CouncilMaxMembers: u32 = 100;
}
type CouncilCollective = pallet_collective::Instance1;
impl pallet_collective::Config<CouncilCollective> for Runtime {
type Origin = Origin;
type Proposal = Call;
type Event = Event;
type MotionDuration = CouncilMotionDuration;
type MaxProposals = CouncilMaxProposals;
type MaxMembers = CouncilMaxMembers;
type DefaultVote = pallet_collective::PrimeDefaultVote;
type WeightInfo = pallet_collective::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const CandidacyBond: Balance = 100 * PDEX;
// 1 storage item created, key size is 32 bytes, value size is 16+16.
pub const VotingBondBase: Balance = deposit(1, 64);
// additional data per vote is 32 bytes (account id).
pub const VotingBondFactor: Balance = deposit(0, 32);
pub const TermDuration: BlockNumber = 7 * DAYS;
pub const DesiredMembers: u32 = 5;
pub const DesiredRunnersUp: u32 = 5;
pub const ElectionsPhragmenPalletId: LockIdentifier = *b"phrelect";
pub const MaxCandidates: u32 = 1000;
pub const MaxVoters: u32 = 10*1000;
}
// Make sure that there are no more than `MaxMembers` members elected via elections-phragmen.
const_assert!(DesiredMembers::get() <= CouncilMaxMembers::get());
impl pallet_elections_phragmen::Config for Runtime {
type Event = Event;
type PalletId = ElectionsPhragmenPalletId;
type Currency = Balances;
type ChangeMembers = Council;
// NOTE: this implies that council's genesis members cannot be set directly and must come from
// this module.
type InitializeMembers = Council;
type CurrencyToVote = U128CurrencyToVote;
type CandidacyBond = CandidacyBond;
type VotingBondBase = VotingBondBase;
type VotingBondFactor = VotingBondFactor;
type LoserCandidate = Treasury;
type KickedMember = Treasury;
type DesiredMembers = DesiredMembers;
type DesiredRunnersUp = DesiredRunnersUp;
type TermDuration = TermDuration;
type MaxCandidates = MaxCandidates;
type MaxVoters = MaxVoters;
type WeightInfo = pallet_elections_phragmen::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const TechnicalMotionDuration: BlockNumber = 7 * DAYS;
pub const TechnicalMaxProposals: u32 = 100;
pub const TechnicalMaxMembers: u32 = 100;
}
type TechnicalCollective = pallet_collective::Instance2;
impl pallet_collective::Config<TechnicalCollective> for Runtime {
type Origin = Origin;
type Proposal = Call;
type Event = Event;
type MotionDuration = TechnicalMotionDuration;
type MaxProposals = TechnicalMaxProposals;
type MaxMembers = TechnicalMaxMembers;
type DefaultVote = pallet_collective::PrimeDefaultVote;
type WeightInfo = pallet_collective::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const OrderbookMotionDuration: BlockNumber = DAYS;
pub const OrderbookMaxProposals: u32 = 100;
pub const OrderbookMaxMembers: u32 = 3;
}
type OrderbookCollective = pallet_collective::Instance3;
impl pallet_collective::Config<OrderbookCollective> for Runtime {
type Origin = Origin;
type Proposal = Call;
type Event = Event;
type MotionDuration = OrderbookMotionDuration;
type MaxProposals = OrderbookMaxProposals;
type MaxMembers = OrderbookMaxMembers;
type DefaultVote = pallet_collective::PrimeDefaultVote;
type WeightInfo = pallet_collective::weights::SubstrateWeight<Runtime>;
}
type EnsureRootOrHalfCouncil = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionMoreThan<AccountId, CouncilCollective, 1, 2>,
>;
type EnsureRootOrHalfOrderbookCouncil = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionMoreThan<AccountId, OrderbookCollective, 1, 2>,
>;
impl pallet_membership::Config<pallet_membership::Instance1> for Runtime {
type Event = Event;
type AddOrigin = EnsureRootOrHalfCouncil;
type RemoveOrigin = EnsureRootOrHalfCouncil;
type SwapOrigin = EnsureRootOrHalfCouncil;
type ResetOrigin = EnsureRootOrHalfCouncil;
type PrimeOrigin = EnsureRootOrHalfCouncil;
type MembershipInitialized = TechnicalCommittee;
type MembershipChanged = TechnicalCommittee;
type MaxMembers = TechnicalMaxMembers;
type WeightInfo = pallet_membership::weights::SubstrateWeight<Runtime>;
}
parameter_types! {
pub const ProposalBond: Permill = Permill::from_percent(5);
pub const ProposalBondMinimum: Balance = 100 * PDEX;
pub const SpendPeriod: BlockNumber = 24 * DAYS;
pub const Burn: Permill = Permill::from_percent(0);
pub const TipCountdown: BlockNumber = DAYS;
pub const TipFindersFee: Percent = Percent::from_percent(20);
pub const TipReportDepositBase: Balance = PDEX;
pub const DataDepositPerByte: Balance = CENTS;
pub const BountyDepositBase: Balance = PDEX;
pub const BountyDepositPayoutDelay: BlockNumber = 8 * DAYS;
pub const TreasuryPalletId: PalletId = PalletId(*b"py/trsry");
pub const BountyUpdatePeriod: BlockNumber = 90 * DAYS;
pub const MaximumReasonLength: u32 = 16384;
pub const BountyCuratorDeposit: Permill = Permill::from_percent(50);
pub const BountyValueMinimum: Balance = 10 * PDEX;
pub const MaxApprovals: u32 = 100;
pub const MaxActiveChildBountyCount: u32 = 5;
pub const ChildBountyValueMinimum: Balance = PDEX;
pub const CuratorDepositMax: Balance = 100 * PDEX;
pub const CuratorDepositMin: Balance = 10 * PDEX;
pub const ChildBountyCuratorDepositBase: Permill = Permill::from_percent(10);
}
impl pallet_bounties::Config for Runtime {
type Event = Event;
type BountyDepositBase = BountyDepositBase;
type BountyDepositPayoutDelay = BountyDepositPayoutDelay;
type BountyUpdatePeriod = BountyUpdatePeriod;
type BountyValueMinimum = BountyValueMinimum;
type DataDepositPerByte = DataDepositPerByte;
type MaximumReasonLength = MaximumReasonLength;
type WeightInfo = pallet_bounties::weights::SubstrateWeight<Runtime>;
type ChildBountyManager = ChildBounties;
type CuratorDepositMultiplier = BountyCuratorDeposit;
type CuratorDepositMax = CuratorDepositMax;
type CuratorDepositMin = CuratorDepositMin;
}
impl pallet_child_bounties::Config for Runtime {
type MaxActiveChildBountyCount = MaxActiveChildBountyCount;
type ChildBountyValueMinimum = ChildBountyValueMinimum;
type Event = Event;
type WeightInfo = pallet_child_bounties::weights::SubstrateWeight<Runtime>;
}
impl pallet_treasury::Config for Runtime {
type PalletId = TreasuryPalletId;
type Currency = Balances;
type ApproveOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 5>,
>;
type RejectOrigin = EnsureRootOrHalfCouncil;
type Event = Event;
type OnSlash = ();
type ProposalBond = ProposalBond;
type ProposalBondMinimum = ProposalBondMinimum;
type SpendPeriod = SpendPeriod;
type Burn = Burn;
type BurnDestination = ();
type SpendFunds = Bounties;
type WeightInfo = pallet_treasury::weights::SubstrateWeight<Runtime>;
type MaxApprovals = MaxApprovals;
type ProposalBondMaximum = ();
type SpendOrigin = frame_support::traits::NeverEnsureOrigin<u128>;
}
parameter_types! {
// When proposals are moved to public voting
pub const LaunchPeriod: BlockNumber = 15 * DAYS;
// How long voting should last
pub const VotingPeriod: BlockNumber = 15 * DAYS;
// Fast track voting for techincal council
pub const FastTrackVotingPeriod: BlockNumber = 3 * HOURS;
// Minimum deposit for creating a proposal
pub MinimumDeposit: Balance = 100 * PDEX;
// Time between approved proposals are executed on-chain
// EnactmentPeriod > unbonding period of staking
pub const EnactmentPeriod: BlockNumber = 30 * DAYS;
// Minimum period of vote locking
// Note: VoteLockingPeriod >= EnactmentPeriod
pub const VoteLockingPeriod: BlockNumber = 30 * DAYS;
// Cool-off period before a vetoed proposal can be submitted back again
pub const CooloffPeriod: BlockNumber = 28 * DAYS;
pub const InstantAllowed: bool = true;
pub const MaxVotes: u32 = 100;
pub const MaxProposals: u32 = 100;
}
impl pallet_democracy::Config for Runtime {
type Proposal = Call;
type Event = Event;
type Currency = Balances;
type EnactmentPeriod = EnactmentPeriod;
type LaunchPeriod = LaunchPeriod;
type VotingPeriod = VotingPeriod;
type VoteLockingPeriod = VoteLockingPeriod;
type MinimumDeposit = MinimumDeposit;
/// A straight majority of the council can decide what their next motion is.
type ExternalOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 2>,
>;
/// A majority can have the next scheduled referendum be a straight majority-carries vote.
type ExternalMajorityOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 2>,
>;
/// A unanimous council can have the next scheduled referendum be a straight default-carries
/// (NTB) vote.
type ExternalDefaultOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 1>,
>;
/// Two thirds of the technical committee can have an ExternalMajority/ExternalDefault vote
/// be tabled immediately and with a shorter voting/enactment period.
type FastTrackOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 2, 3>,
>;
type InstantOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 1, 1>,
>;
type InstantAllowed = InstantAllowed;
type FastTrackVotingPeriod = FastTrackVotingPeriod;
// To cancel a proposal which has been passed, 2/3 of the council must agree to it.
type CancellationOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 2, 3>,
>;
type BlacklistOrigin = EnsureRoot<AccountId>;
// To cancel a proposal before it has been passed, the technical committee must be unanimous or
// Root must agree.
type CancelProposalOrigin = EitherOfDiverse<
EnsureRoot<AccountId>,
pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 1, 1>,
>;
// Any single technical committee member or root origin may veto a coming council proposal,
// however they can only do it once and it lasts only for the cooloff period.
// NOTE: Technical Council cannot be greater than MAX_VETOERS
type VetoOrigin = pallet_collective::EnsureMember<AccountId, TechnicalCollective>;
type CooloffPeriod = CooloffPeriod;
type PreimageByteDeposit = PreimageByteDeposit;
type OperationalPreimageOrigin = pallet_collective::EnsureMember<AccountId, CouncilCollective>;
type Slash = Treasury;
type Scheduler = Scheduler;
type PalletsOrigin = OriginCaller;
type MaxVotes = MaxVotes;