lib.rs 34.9 KB
Newer Older
Shawn Tabrizi's avatar
Shawn Tabrizi committed
1
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
Gav's avatar
Gav committed
2
3
4
5
6
7
8
9
10
11
12
13
14
// This file is part of Polkadot.

// Polkadot 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.

// Polkadot 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
15
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
Gav's avatar
Gav committed
16

17
//! The Polkadot runtime. This can be compiled with `#[no_std]`, ready for Wasm.
Gav's avatar
Gav committed
18
19

#![cfg_attr(not(feature = "std"), no_std)]
20
21
// `construct_runtime!` does a lot of recursion and requires us to increase the limit to 256.
#![recursion_limit="256"]
Gav Wood's avatar
Gav Wood committed
22

23
use sp_std::prelude::*;
24
use sp_core::u32_trait::{_1, _2, _3, _4, _5};
25
use codec::{Encode, Decode};
26
use primitives::{
27
	AccountId, AccountIndex, Balance, BlockNumber, Hash, Nonce, Signature, Moment,
28
	parachain::{self, ActiveParas, AbridgedCandidateReceipt, SigningContext}, ValidityError,
29
};
30
use runtime_common::{attestations, claims, parachains, registrar, slots,
31
	impls::{CurrencyToVoteHandler, TargetedFeeAdjustment, ToAuthor},
32
	NegativeImbalance, BlockHashCount, MaximumBlockWeight, AvailableBlockRatio,
33
	MaximumBlockLength, BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight,
34
};
35
use sp_runtime::{
36
	create_runtime_str, generic, impl_opaque_keys, ModuleId,
37
	ApplyExtrinsicResult, KeyTypeId, Percent, Permill, Perbill, Perquintill, RuntimeDebug,
38
	transaction_validity::{
39
		TransactionValidity, InvalidTransaction, TransactionValidityError, TransactionSource, TransactionPriority,
40
	},
41
	curve::PiecewiseLinear,
42
43
	traits::{
		BlakeTwo256, Block as BlockT, SignedExtension, OpaqueKeys, ConvertInto, IdentityLookup,
44
		DispatchInfoOf, Extrinsic as ExtrinsicT, SaturatedConversion, Verify,
45
	},
Gav Wood's avatar
Gav Wood committed
46
};
47
48
#[cfg(feature = "runtime-benchmarks")]
use sp_runtime::RuntimeString;
Arkadiy Paronyan's avatar
Arkadiy Paronyan committed
49
use version::RuntimeVersion;
50
use grandpa::{AuthorityId as GrandpaId, fg_primitives};
51
52
#[cfg(any(feature = "std", test))]
use version::NativeVersion;
53
54
use sp_core::OpaqueMetadata;
use sp_staking::SessionIndex;
55
use frame_support::{
56
	parameter_types, construct_runtime, debug,
57
	traits::{KeyOwnerProofSystem, SplitTwoWays, Randomness, LockIdentifier},
Gavin Wood's avatar
Gavin Wood committed
58
};
thiolliere's avatar
thiolliere committed
59
use im_online::sr25519::AuthorityId as ImOnlineId;
Gavin Wood's avatar
Gavin Wood committed
60
use authority_discovery_primitives::AuthorityId as AuthorityDiscoveryId;
Gavin Wood's avatar
Gavin Wood committed
61
use transaction_payment_rpc_runtime_api::RuntimeDispatchInfo;
62
use session::{historical as session_historical};
63

Gav Wood's avatar
Gav Wood committed
64
65
#[cfg(feature = "std")]
pub use staking::StakerStatus;
66
#[cfg(any(feature = "std", test))]
67
pub use sp_runtime::BuildStorage;
68
pub use timestamp::Call as TimestampCall;
69
pub use balances::Call as BalancesCall;
70
pub use attestations::{Call as AttestationsCall, MORE_ATTESTATIONS_IDENTIFIER};
71
pub use parachains::Call as ParachainsCall;
72
73
74

/// Constant values used within the runtime.
pub mod constants;
75
use constants::{time::*, currency::*, fee::*};
76

77
78
79
80
// Make the WASM binary available.
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));

81
82
83
84
/// Runtime version (Kusama).
pub const VERSION: RuntimeVersion = RuntimeVersion {
	spec_name: create_runtime_str!("kusama"),
	impl_name: create_runtime_str!("parity-kusama"),
85
	authoring_version: 2,
86
	spec_version: 1062,
87
	impl_version: 0,
88
	apis: RUNTIME_API_VERSIONS,
89
	transaction_version: 1,
90
};
Arkadiy Paronyan's avatar
Arkadiy Paronyan committed
91

92
93
94
95
96
97
98
99
100
/// Native version.
#[cfg(any(feature = "std", test))]
pub fn native_version() -> NativeVersion {
	NativeVersion {
		runtime_version: VERSION,
		can_author_with: Default::default(),
	}
}

101
/// Avoid processing transactions from slots and parachain registrar.
102
#[derive(Default, Encode, Decode, Clone, Eq, PartialEq, RuntimeDebug)]
103
104
pub struct RestrictFunctionality;
impl SignedExtension for RestrictFunctionality {
Gavin Wood's avatar
Gavin Wood committed
105
	const IDENTIFIER: &'static str = "RestrictFunctionality";
106
107
108
109
	type AccountId = AccountId;
	type Call = Call;
	type AdditionalSigned = ();
	type Pre = ();
110

111
	fn additional_signed(&self) -> sp_std::result::Result<(), TransactionValidityError> { Ok(()) }
112

113
114
115
116
117
118
119
	fn validate(
		&self,
		_: &Self::AccountId,
		call: &Self::Call,
		_: &DispatchInfoOf<Self::Call>,
		_: usize
	)
Gavin Wood's avatar
Gavin Wood committed
120
		-> TransactionValidity
121
122
	{
		match call {
Gavin Wood's avatar
Gavin Wood committed
123
			Call::Slots(_) | Call::Registrar(_)
124
125
				=> Err(InvalidTransaction::Custom(ValidityError::NoPermission.into()).into()),
			_ => Ok(Default::default()),
126
127
128
129
		}
	}
}

130
parameter_types! {
131
	pub const Version: RuntimeVersion = VERSION;
132
133
}

134
135
impl system::Trait for Runtime {
	type Origin = Origin;
136
	type Call = Call;
Gav Wood's avatar
Gav Wood committed
137
	type Index = Nonce;
138
139
140
141
	type BlockNumber = BlockNumber;
	type Hash = Hash;
	type Hashing = BlakeTwo256;
	type AccountId = AccountId;
142
	type Lookup = IdentityLookup<Self::AccountId>;
143
	type Header = generic::Header<BlockNumber, BlakeTwo256>;
Gav's avatar
Gav committed
144
	type Event = Event;
145
	type BlockHashCount = BlockHashCount;
146
	type MaximumBlockWeight = MaximumBlockWeight;
147
	type DbWeight = RocksDbWeight;
148
149
	type BlockExecutionWeight = BlockExecutionWeight;
	type ExtrinsicBaseWeight = ExtrinsicBaseWeight;
150
151
	type MaximumBlockLength = MaximumBlockLength;
	type AvailableBlockRatio = AvailableBlockRatio;
152
	type Version = Version;
153
	type ModuleToIndex = ModuleToIndex;
154
155
	type AccountData = balances::AccountData<Balance>;
	type OnNewAccount = ();
156
	type OnKilledAccount = ();
157
158
}

Gavin Wood's avatar
Gavin Wood committed
159
160
161
162
163
164
165
impl scheduler::Trait for Runtime {
	type Event = Event;
	type Origin = Origin;
	type Call = Call;
	type MaximumWeight = MaximumBlockWeight;
}

166
parameter_types! {
167
	pub const EpochDuration: u64 = EPOCH_DURATION_IN_BLOCKS as u64;
168
169
170
171
172
173
	pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
}

impl babe::Trait for Runtime {
	type EpochDuration = EpochDuration;
	type ExpectedBlockTime = ExpectedBlockTime;
174
175
176

	// session module is the trigger
	type EpochChangeTrigger = babe::ExternalTrigger;
177
178
}

Gavin Wood's avatar
Gavin Wood committed
179
180
181
182
parameter_types! {
	pub const IndexDeposit: Balance = 1 * DOLLARS;
}

Gav Wood's avatar
Gav Wood committed
183
184
impl indices::Trait for Runtime {
	type AccountIndex = AccountIndex;
185
186
	type Currency = Balances;
	type Deposit = IndexDeposit;
Gav Wood's avatar
Gav Wood committed
187
188
189
	type Event = Event;
}

Gavin Wood's avatar
Gavin Wood committed
190
parameter_types! {
Gavin Wood's avatar
Gavin Wood committed
191
	pub const ExistentialDeposit: Balance = 1 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
192
193
194
195
196
}

/// Splits fees 80/20 between treasury and block author.
pub type DealWithFees = SplitTwoWays<
	Balance,
197
	NegativeImbalance<Runtime>,
198
	_4, Treasury,   // 4 parts (80%) goes to the treasury.
199
	_1, ToAuthor<Runtime>,   // 1 part (20%) goes to the block author.
Gavin Wood's avatar
Gavin Wood committed
200
201
>;

202
impl balances::Trait for Runtime {
Gav's avatar
Gav committed
203
	type Balance = Balance;
204
	type DustRemoval = ();
Gavin Wood's avatar
Gavin Wood committed
205
	type Event = Event;
Gavin Wood's avatar
Gavin Wood committed
206
	type ExistentialDeposit = ExistentialDeposit;
207
	type AccountStore = System;
208
209
210
211
}

parameter_types! {
	pub const TransactionByteFee: Balance = 10 * MILLICENTS;
212
	// for a sane configuration, this should always be less than `AvailableBlockRatio`.
213
	pub const TargetBlockFullness: Perquintill = Perquintill::from_percent(25);
214
215
216
217
218
}

impl transaction_payment::Trait for Runtime {
	type Currency = Balances;
	type OnTransactionPayment = DealWithFees;
Gavin Wood's avatar
Gavin Wood committed
219
	type TransactionByteFee = TransactionByteFee;
220
	type WeightToFee = WeightToFee;
221
	type FeeMultiplierUpdate = TargetedFeeAdjustment<TargetBlockFullness, Self>;
Gav's avatar
Gav committed
222
223
}

224
parameter_types! {
225
	pub const MinimumPeriod: u64 = SLOT_DURATION / 2;
226
}
227
impl timestamp::Trait for Runtime {
228
	type Moment = u64;
229
	type OnTimestampSet = Babe;
230
	type MinimumPeriod = MinimumPeriod;
231
232
}

Gavin Wood's avatar
Gavin Wood committed
233
parameter_types! {
234
	pub const UncleGenerations: u32 = 0;
Gavin Wood's avatar
Gavin Wood committed
235
236
237
238
}

// TODO: substrate#2986 implement this properly
impl authorship::Trait for Runtime {
239
	type FindAuthor = session::FindAccountFromAuthorIndex<Self, Babe>;
Gavin Wood's avatar
Gavin Wood committed
240
241
	type UncleGenerations = UncleGenerations;
	type FilterUncle = ();
Gavin Wood's avatar
Gavin Wood committed
242
	type EventHandler = (Staking, ImOnline);
Gavin Wood's avatar
Gavin Wood committed
243
244
}

245
246
247
248
249
250
parameter_types! {
	pub const Period: BlockNumber = 10 * MINUTES;
	pub const Offset: BlockNumber = 0;
}

impl_opaque_keys! {
251
	pub struct SessionKeys {
Gavin Wood's avatar
Gavin Wood committed
252
253
254
255
		pub grandpa: Grandpa,
		pub babe: Babe,
		pub im_online: ImOnline,
		pub parachain_validator: Parachains,
Gavin Wood's avatar
Gavin Wood committed
256
		pub authority_discovery: AuthorityDiscovery,
257
	}
258
259
}

thiolliere's avatar
thiolliere committed
260
261
262
263
parameter_types! {
	pub const DisabledValidatorsThreshold: Perbill = Perbill::from_percent(17);
}

264
impl session::Trait for Runtime {
Gav's avatar
Gav committed
265
	type Event = Event;
266
267
	type ValidatorId = AccountId;
	type ValidatorIdOf = staking::StashOf<Self>;
Gavin Wood's avatar
Gavin Wood committed
268
	type ShouldEndSession = Babe;
269
	type NextSessionRotation = Babe;
Gavin Wood's avatar
Gavin Wood committed
270
271
272
	type SessionManager = Staking;
	type SessionHandler = <SessionKeys as OpaqueKeys>::KeyTypeIdProviders;
	type Keys = SessionKeys;
thiolliere's avatar
thiolliere committed
273
	type DisabledValidatorsThreshold = DisabledValidatorsThreshold;
274
275
276
277
}

impl session::historical::Trait for Runtime {
	type FullIdentification = staking::Exposure<AccountId, Balance>;
278
	type FullIdentificationOf = staking::ExposureOf<Runtime>;
279
280
}

281
pallet_staking_reward_curve::build! {
thiolliere's avatar
thiolliere committed
282
283
284
285
286
287
288
289
290
291
	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,
	);
}

292
parameter_types! {
Gavin Wood's avatar
Gavin Wood committed
293
	// Six sessions in an era (6 hours).
294
	pub const SessionsPerEra: SessionIndex = 6;
Gavin Wood's avatar
Gavin Wood committed
295
	// 28 eras for unbonding (7 days).
Gavin Wood's avatar
Gavin Wood committed
296
	pub const BondingDuration: staking::EraIndex = 28;
Gavin Wood's avatar
Gavin Wood committed
297
	// 28 eras in which slashes can be cancelled (7 days).
Gavin Wood's avatar
Gavin Wood committed
298
	pub const SlashDeferDuration: staking::EraIndex = 28;
thiolliere's avatar
thiolliere committed
299
	pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
Gavin Wood's avatar
Gavin Wood committed
300
	pub const MaxNominatorRewardedPerValidator: u32 = 64;
301
302
	// quarter of the last session will be for election.
	pub const ElectionLookahead: BlockNumber = EPOCH_DURATION_IN_BLOCKS / 4;
303
	pub const MaxIterations: u32 = 5;
304
}
305

306
impl staking::Trait for Runtime {
Gavin Wood's avatar
Gavin Wood committed
307
	type Currency = Balances;
308
	type UnixTime = Timestamp;
309
	type CurrencyToVote = CurrencyToVoteHandler<Self>;
Gavin Wood's avatar
Gavin Wood committed
310
	type RewardRemainder = Treasury;
Gav's avatar
Gav committed
311
	type Event = Event;
312
	type Slash = Treasury;
313
	type Reward = ();
314
315
	type SessionsPerEra = SessionsPerEra;
	type BondingDuration = BondingDuration;
Gavin Wood's avatar
Gavin Wood committed
316
	type SlashDeferDuration = SlashDeferDuration;
Gavin Wood's avatar
Gavin Wood committed
317
318
	// A majority of the council can cancel the slash.
	type SlashCancelOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
319
	type SessionInterface = Self;
thiolliere's avatar
thiolliere committed
320
	type RewardCurve = RewardCurve;
Gavin Wood's avatar
Gavin Wood committed
321
	type MaxNominatorRewardedPerValidator = MaxNominatorRewardedPerValidator;
322
323
324
	type NextNewSession = Session;
	type ElectionLookahead = ElectionLookahead;
	type Call = Call;
325
	type UnsignedPriority = StakingUnsignedPriority;
326
	type MaxIterations = MaxIterations;
327
328
}

329
parameter_types! {
330
331
	pub const LaunchPeriod: BlockNumber = 7 * DAYS;
	pub const VotingPeriod: BlockNumber = 7 * DAYS;
332
	pub const FastTrackVotingPeriod: BlockNumber = 3 * HOURS;
Gavin Wood's avatar
Gavin Wood committed
333
	pub const MinimumDeposit: Balance = 1 * DOLLARS;
334
335
	pub const EnactmentPeriod: BlockNumber = 8 * DAYS;
	pub const CooloffPeriod: BlockNumber = 7 * DAYS;
Gavin Wood's avatar
Gavin Wood committed
336
	// One cent: $10,000 / MB
Gavin Wood's avatar
Gavin Wood committed
337
	pub const PreimageByteDeposit: Balance = 10 * MILLICENTS;
338
	pub const InstantAllowed: bool = true;
339
340
}

341
342
343
impl democracy::Trait for Runtime {
	type Proposal = Call;
	type Event = Event;
344
	type Currency = Balances;
345
346
347
348
	type EnactmentPeriod = EnactmentPeriod;
	type LaunchPeriod = LaunchPeriod;
	type VotingPeriod = VotingPeriod;
	type MinimumDeposit = MinimumDeposit;
349
350
	/// A straight majority of the council can decide what their next motion is.
	type ExternalOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
351
	/// A majority can have the next scheduled referendum be a straight majority-carries vote.
352
	type ExternalMajorityOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
353
354
355
356
357
358
	/// A unanimous council can have the next scheduled referendum be a straight default-carries
	/// (NTB) vote.
	type ExternalDefaultOrigin = collective::EnsureProportionAtLeast<_1, _1, AccountId, CouncilCollective>;
	/// Two thirds of the technical committee can have an ExternalMajority/ExternalDefault vote
	/// be tabled immediately and with a shorter voting/enactment period.
	type FastTrackOrigin = collective::EnsureProportionAtLeast<_2, _3, AccountId, TechnicalCollective>;
359
360
361
	type InstantOrigin = collective::EnsureProportionAtLeast<_1, _1, AccountId, TechnicalCollective>;
	type InstantAllowed = InstantAllowed;
	type FastTrackVotingPeriod = FastTrackVotingPeriod;
362
363
364
365
366
	// To cancel a proposal which has been passed, 2/3 of the council must agree to it.
	type CancellationOrigin = collective::EnsureProportionAtLeast<_2, _3, AccountId, CouncilCollective>;
	// Any single technical committee member may veto a coming council proposal, however they can
	// only do it once and it lasts only for the cooloff period.
	type VetoOrigin = collective::EnsureMember<AccountId, TechnicalCollective>;
367
	type CooloffPeriod = CooloffPeriod;
Gavin Wood's avatar
Gavin Wood committed
368
369
	type PreimageByteDeposit = PreimageByteDeposit;
	type Slash = Treasury;
Gavin Wood's avatar
Gavin Wood committed
370
	type Scheduler = Scheduler;
371
}
372

373
374
375
376
parameter_types! {
	pub const CouncilMotionDuration: BlockNumber = 3 * DAYS;
}

377
378
type CouncilCollective = collective::Instance1;
impl collective::Trait<CouncilCollective> for Runtime {
379
380
381
	type Origin = Origin;
	type Proposal = Call;
	type Event = Event;
382
	type MotionDuration = CouncilMotionDuration;
383
384
}

Gavin Wood's avatar
Gavin Wood committed
385
parameter_types! {
Gavin Wood's avatar
Gavin Wood committed
386
387
	pub const CandidacyBond: Balance = 1 * DOLLARS;
	pub const VotingBond: Balance = 5 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
388
389
	/// Daily council elections.
	pub const TermDuration: BlockNumber = 24 * HOURS;
Kian Paimani's avatar
Kian Paimani committed
390
391
	pub const DesiredMembers: u32 = 13;
	pub const DesiredRunnersUp: u32 = 7;
392
	pub const ElectionsPhragmenModuleId: LockIdentifier = *b"phrelect";
393
394
395
}

impl elections_phragmen::Trait for Runtime {
396
	type Event = Event;
397
398
	type Currency = Balances;
	type ChangeMembers = Council;
399
	type InitializeMembers = Council;
400
	type CurrencyToVote = CurrencyToVoteHandler<Self>;
Gavin Wood's avatar
Gavin Wood committed
401
402
	type CandidacyBond = CandidacyBond;
	type VotingBond = VotingBond;
403
404
405
	type LoserCandidate = Treasury;
	type BadReport = Treasury;
	type KickedMember = Treasury;
Gavin Wood's avatar
Gavin Wood committed
406
407
408
	type DesiredMembers = DesiredMembers;
	type DesiredRunnersUp = DesiredRunnersUp;
	type TermDuration = TermDuration;
409
	type ModuleId = ElectionsPhragmenModuleId;
410
411
}

412
413
414
415
parameter_types! {
	pub const TechnicalMotionDuration: BlockNumber = 3 * DAYS;
}

416
417
type TechnicalCollective = collective::Instance2;
impl collective::Trait<TechnicalCollective> for Runtime {
418
419
420
	type Origin = Origin;
	type Proposal = Call;
	type Event = Event;
421
	type MotionDuration = TechnicalMotionDuration;
422
423
}

424
425
426
427
428
429
impl membership::Trait<membership::Instance1> for Runtime {
	type Event = Event;
	type AddOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type RemoveOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type SwapOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type ResetOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
430
	type PrimeOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
431
432
433
434
	type MembershipInitialized = TechnicalCommittee;
	type MembershipChanged = TechnicalCommittee;
}

Gavin Wood's avatar
Gavin Wood committed
435
436
parameter_types! {
	pub const ProposalBond: Permill = Permill::from_percent(5);
Gavin Wood's avatar
Gavin Wood committed
437
	pub const ProposalBondMinimum: Balance = 20 * DOLLARS;
438
	pub const SpendPeriod: BlockNumber = 6 * DAYS;
Gavin Wood's avatar
Gavin Wood committed
439
	pub const Burn: Permill = Permill::from_percent(0);
440
	pub const TreasuryModuleId: ModuleId = ModuleId(*b"py/trsry");
Gavin Wood's avatar
Gavin Wood committed
441
442
443
444
445

	pub const TipCountdown: BlockNumber = 1 * DAYS;
	pub const TipFindersFee: Percent = Percent::from_percent(20);
	pub const TipReportDepositBase: Balance = 1 * DOLLARS;
	pub const TipReportDepositPerByte: Balance = 1 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
446
447
}

448
impl treasury::Trait for Runtime {
Gavin Wood's avatar
Gavin Wood committed
449
	type Currency = Balances;
450
	type ApproveOrigin = collective::EnsureProportionAtLeast<_3, _5, AccountId, CouncilCollective>;
451
	type RejectOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
Gavin Wood's avatar
Gavin Wood committed
452
453
454
455
456
	type Tippers = ElectionsPhragmen;
	type TipCountdown = TipCountdown;
	type TipFindersFee = TipFindersFee;
	type TipReportDepositBase = TipReportDepositBase;
	type TipReportDepositPerByte = TipReportDepositPerByte;
457
	type Event = Event;
458
	type ProposalRejection = Treasury;
Gavin Wood's avatar
Gavin Wood committed
459
460
461
462
	type ProposalBond = ProposalBond;
	type ProposalBondMinimum = ProposalBondMinimum;
	type SpendPeriod = SpendPeriod;
	type Burn = Burn;
463
	type ModuleId = TreasuryModuleId;
464
}
465

466
467
468
469
470
471
impl offences::Trait for Runtime {
	type Event = Event;
	type IdentificationTuple = session::historical::IdentificationTuple<Self>;
	type OnOffenceHandler = Staking;
}

Gavin Wood's avatar
Gavin Wood committed
472
473
impl authority_discovery::Trait for Runtime {}

474
475
476
477
parameter_types! {
	pub const SessionDuration: BlockNumber = EPOCH_DURATION_IN_BLOCKS as _;
}

478
479
480
481
482
parameter_types! {
	pub const StakingUnsignedPriority: TransactionPriority = TransactionPriority::max_value() / 2;
	pub const ImOnlineUnsignedPriority: TransactionPriority = TransactionPriority::max_value();
}

483
impl im_online::Trait for Runtime {
thiolliere's avatar
thiolliere committed
484
	type AuthorityId = ImOnlineId;
485
	type Event = Event;
486
	type ReportUnresponsiveness = Offences;
487
	type SessionDuration = SessionDuration;
488
	type UnsignedPriority = ImOnlineUnsignedPriority;
489
490
}

491
492
493
494
impl grandpa::Trait for Runtime {
	type Event = Event;
}

Gavin Wood's avatar
Gavin Wood committed
495
496
497
498
499
500
parameter_types! {
	pub const WindowSize: BlockNumber = finality_tracker::DEFAULT_WINDOW_SIZE.into();
	pub const ReportLatency: BlockNumber = finality_tracker::DEFAULT_REPORT_LATENCY.into();
}

impl finality_tracker::Trait for Runtime {
501
	type OnFinalizationStalled = ();
Gavin Wood's avatar
Gavin Wood committed
502
503
504
505
	type WindowSize = WindowSize;
	type ReportLatency = ReportLatency;
}

506
507
508
509
parameter_types! {
	pub const AttestationPeriod: BlockNumber = 50;
}

510
511
512
impl attestations::Trait for Runtime {
	type AttestationPeriod = AttestationPeriod;
	type ValidatorIdentities = parachains::ValidatorIdentities<Runtime>;
513
	type RewardAttestation = Staking;
514
515
}

516
517
518
parameter_types! {
	pub const MaxCodeSize: u32 = 10 * 1024 * 1024; // 10 MB
	pub const MaxHeadDataSize: u32 = 20 * 1024; // 20 KB
519
520
521
	pub const ValidationUpgradeFrequency: BlockNumber = 2 * DAYS;
	pub const ValidationUpgradeDelay: BlockNumber = 8 * HOURS;
	pub const SlashPeriod: BlockNumber = 7 * DAYS;
522
523
}

524
impl parachains::Trait for Runtime {
525
	type AuthorityId = parachains::FishermanAuthorityId;
526
527
	type Origin = Origin;
	type Call = Call;
528
	type ParachainCurrency = Balances;
529
	type BlockNumberConversion = sp_runtime::traits::Identity;
530
	type Randomness = RandomnessCollectiveFlip;
531
532
	type ActiveParachains = Registrar;
	type Registrar = Registrar;
533
534
	type MaxCodeSize = MaxCodeSize;
	type MaxHeadDataSize = MaxHeadDataSize;
535
536
537
538
539

	type ValidationUpgradeFrequency = ValidationUpgradeFrequency;
	type ValidationUpgradeDelay = ValidationUpgradeDelay;
	type SlashPeriod = SlashPeriod;

540
541
542
543
	type Proof = session::historical::Proof;
	type KeyOwnerProofSystem = session::historical::Module<Self>;
	type IdentificationTuple = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, Vec<u8>)>>::IdentificationTuple;
	type ReportOffence = Offences;
544
	type BlockHashConversion = sp_runtime::traits::Identity;
545
546
}

547
548
549
550
551
552
553
impl<LocalCall> system::offchain::CreateSignedTransaction<LocalCall> for Runtime where
	Call: From<LocalCall>,
{
	fn create_transaction<C: system::offchain::AppCrypto<Self::Public, Self::Signature>>(
		call: Call,
		public: <Signature as Verify>::Signer,
		account: AccountId,
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
		nonce: <Runtime as system::Trait>::Index,
	) -> Option<(Call, <UncheckedExtrinsic as ExtrinsicT>::SignaturePayload)> {
		let period = BlockHashCount::get()
			.checked_next_power_of_two()
			.map(|c| c / 2)
			.unwrap_or(2) as u64;

		let current_block = System::block_number()
			.saturated_into::<u64>()
			.saturating_sub(1);
		let tip = 0;
		let extra: SignedExtra = (
			RestrictFunctionality,
			system::CheckVersion::<Runtime>::new(),
			system::CheckGenesis::<Runtime>::new(),
			system::CheckEra::<Runtime>::from(generic::Era::mortal(period, current_block)),
			system::CheckNonce::<Runtime>::from(nonce),
			system::CheckWeight::<Runtime>::new(),
			transaction_payment::ChargeTransactionPayment::<Runtime>::from(tip),
			registrar::LimitParathreadCommits::<Runtime>::new(),
			parachains::ValidateDoubleVoteReports::<Runtime>::new(),
		);
		let raw_payload = SignedPayload::new(call, extra).map_err(|e| {
577
			debug::warn!("Unable to create signed payload: {:?}", e);
578
		}).ok()?;
579
580
581
		let signature = raw_payload.using_encoded(|payload| {
			C::sign(payload, public)
		})?;
582
583
584
		let (call, extra, _) = raw_payload.deconstruct();
		Some((call, (account, signature, extra)))
	}
585
586
}

587
588
589
590
591
592
593
594
595
596
597
598
impl system::offchain::SigningTypes for Runtime {
	type Public = <Signature as Verify>::Signer;
	type Signature = Signature;
}

impl<C> system::offchain::SendTransactionTypes<C> for Runtime where
	Call: From<C>,
{
	type OverarchingCall = Call;
	type Extrinsic = UncheckedExtrinsic;
}

599
parameter_types! {
Gavin Wood's avatar
Gavin Wood committed
600
	pub const ParathreadDeposit: Balance = 5 * DOLLARS;
601
602
603
604
605
606
607
608
609
610
611
612
	pub const QueueSize: usize = 2;
	pub const MaxRetries: u32 = 3;
}

impl registrar::Trait for Runtime {
	type Event = Event;
	type Origin = Origin;
	type Currency = Balances;
	type ParathreadDeposit = ParathreadDeposit;
	type SwapAux = Slots;
	type QueueSize = QueueSize;
	type MaxRetries = MaxRetries;
613
}
614

Gavin Wood's avatar
Gavin Wood committed
615
parameter_types! {
616
	pub const LeasePeriod: BlockNumber = 100_000;
Gavin Wood's avatar
Gavin Wood committed
617
618
619
620
621
	pub const EndingPeriod: BlockNumber = 1000;
}

impl slots::Trait for Runtime {
	type Event = Event;
622
623
	type Currency = Balances;
	type Parachains = Registrar;
Gavin Wood's avatar
Gavin Wood committed
624
625
	type LeasePeriod = LeasePeriod;
	type EndingPeriod = EndingPeriod;
626
	type Randomness = RandomnessCollectiveFlip;
Gavin Wood's avatar
Gavin Wood committed
627
628
}

Gavin Wood's avatar
Gavin Wood committed
629
parameter_types! {
630
631
632
633
634
	pub const Prefix: &'static [u8] = b"Pay KSMs to the Kusama account:";
}

impl claims::Trait for Runtime {
	type Event = Event;
Gavin Wood's avatar
Gavin Wood committed
635
	type VestingSchedule = Vesting;
636
637
638
	type Prefix = Prefix;
}

639
parameter_types! {
640
	// Minimum 100 bytes/KSM deposited (1 CENT/byte)
Gavin Wood's avatar
Gavin Wood committed
641
642
643
	pub const BasicDeposit: Balance = 10 * DOLLARS;       // 258 bytes on-chain
	pub const FieldDeposit: Balance = 250 * CENTS;        // 66 bytes on-chain
	pub const SubAccountDeposit: Balance = 2 * DOLLARS;   // 53 bytes on-chain
Gavin Wood's avatar
Gavin Wood committed
644
645
	pub const MaxSubAccounts: u32 = 100;
	pub const MaxAdditionalFields: u32 = 100;
646
	pub const MaxRegistrars: u32 = 20;
647
648
649
650
651
652
653
654
655
}

impl identity::Trait for Runtime {
	type Event = Event;
	type Currency = Balances;
	type Slashed = Treasury;
	type BasicDeposit = BasicDeposit;
	type FieldDeposit = FieldDeposit;
	type SubAccountDeposit = SubAccountDeposit;
Gavin Wood's avatar
Gavin Wood committed
656
657
	type MaxSubAccounts = MaxSubAccounts;
	type MaxAdditionalFields = MaxAdditionalFields;
658
	type MaxRegistrars = MaxRegistrars;
659
660
661
662
	type RegistrarOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type ForceOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
}

Gavin Wood's avatar
Gavin Wood committed
663
664
parameter_types! {
	// One storage item; value is size 4+4+16+32 bytes = 56 bytes.
Gavin Wood's avatar
Gavin Wood committed
665
	pub const MultisigDepositBase: Balance = 30 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
666
	// Additional storage item size of 32 bytes.
Gavin Wood's avatar
Gavin Wood committed
667
	pub const MultisigDepositFactor: Balance = 5 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
668
669
670
671
672
673
674
675
676
677
678
679
	pub const MaxSignatories: u16 = 100;
}

impl utility::Trait for Runtime {
	type Event = Event;
	type Call = Call;
	type Currency = Balances;
	type MultisigDepositBase = MultisigDepositBase;
	type MultisigDepositFactor = MultisigDepositFactor;
	type MaxSignatories = MaxSignatories;
}

680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
parameter_types! {
	pub const ConfigDepositBase: Balance = 5 * DOLLARS;
	pub const FriendDepositFactor: Balance = 50 * CENTS;
	pub const MaxFriends: u16 = 9;
	pub const RecoveryDeposit: Balance = 5 * DOLLARS;
}

impl recovery::Trait for Runtime {
	type Event = Event;
	type Call = Call;
	type Currency = Balances;
	type ConfigDepositBase = ConfigDepositBase;
	type FriendDepositFactor = FriendDepositFactor;
	type MaxFriends = MaxFriends;
	type RecoveryDeposit = RecoveryDeposit;
}

parameter_types! {
	pub const CandidateDeposit: Balance = 10 * DOLLARS;
	pub const WrongSideDeduction: Balance = 2 * DOLLARS;
	pub const MaxStrikes: u32 = 10;
	pub const RotationPeriod: BlockNumber = 80 * HOURS;
	pub const PeriodSpend: Balance = 500 * DOLLARS;
	pub const MaxLockDuration: BlockNumber = 36 * 30 * DAYS;
	pub const ChallengePeriod: BlockNumber = 7 * DAYS;
705
	pub const SocietyModuleId: ModuleId = ModuleId(*b"py/socie");
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
}

impl society::Trait for Runtime {
	type Event = Event;
	type Currency = Balances;
	type Randomness = RandomnessCollectiveFlip;
	type CandidateDeposit = CandidateDeposit;
	type WrongSideDeduction = WrongSideDeduction;
	type MaxStrikes = MaxStrikes;
	type PeriodSpend = PeriodSpend;
	type MembershipChanged = ();
	type RotationPeriod = RotationPeriod;
	type MaxLockDuration = MaxLockDuration;
	type FounderSetOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type SuspensionJudgementOrigin = society::EnsureFounder<Runtime>;
	type ChallengePeriod = ChallengePeriod;
722
	type ModuleId = SocietyModuleId;
723
724
}

725
726
727
728
parameter_types! {
	pub const MinVestedTransfer: Balance = 100 * DOLLARS;
}

Gavin Wood's avatar
Gavin Wood committed
729
730
731
732
impl vesting::Trait for Runtime {
	type Event = Event;
	type Currency = Balances;
	type BlockNumberToBalance = ConvertInto;
733
	type MinVestedTransfer = MinVestedTransfer;
Gavin Wood's avatar
Gavin Wood committed
734
735
}

Gavin Wood's avatar
Gavin Wood committed
736
construct_runtime! {
737
	pub enum Runtime where
738
		Block = Block,
739
		NodeBlock = primitives::Block,
740
		UncheckedExtrinsic = UncheckedExtrinsic
741
	{
742
		// Basic stuff; balances is uncallable initially.
Gavin Wood's avatar
Gavin Wood committed
743
		System: system::{Module, Call, Storage, Config, Event<T>},
Ashley's avatar
Ashley committed
744
		RandomnessCollectiveFlip: randomness_collective_flip::{Module, Storage},
745
746

		// Must be before session.
747
		Babe: babe::{Module, Call, Storage, Config, Inherent(Timestamp)},
748
749

		Timestamp: timestamp::{Module, Call, Storage, Inherent},
Gavin Wood's avatar
Gavin Wood committed
750
		Indices: indices::{Module, Call, Storage, Config<T>, Event<T>},
751
		Balances: balances::{Module, Call, Storage, Config<T>, Event<T>},
752
		TransactionPayment: transaction_payment::{Module, Storage},
753
754
755

		// Consensus support.
		Authorship: authorship::{Module, Call, Storage},
Kian Paimani's avatar
Kian Paimani committed
756
		Staking: staking::{Module, Call, Storage, Config<T>, Event<T>, ValidateUnsigned},
757
		Offences: offences::{Module, Call, Storage, Event},
758
		Historical: session_historical::{Module},
759
		Session: session::{Module, Call, Storage, Event, Config<T>},
760
		FinalityTracker: finality_tracker::{Module, Call, Storage, Inherent},
761
		Grandpa: grandpa::{Module, Call, Storage, Config, Event},
thiolliere's avatar
thiolliere committed
762
		ImOnline: im_online::{Module, Call, Storage, Event<T>, ValidateUnsigned, Config<T>},
Gavin Wood's avatar
Gavin Wood committed
763
		AuthorityDiscovery: authority_discovery::{Module, Call, Config},
764
765

		// Governance stuff; uncallable initially.
Gavin Wood's avatar
Gavin Wood committed
766
		Democracy: democracy::{Module, Call, Storage, Config, Event<T>},
767
768
		Council: collective::<Instance1>::{Module, Call, Storage, Origin<T>, Event<T>, Config<T>},
		TechnicalCommittee: collective::<Instance2>::{Module, Call, Storage, Origin<T>, Event<T>, Config<T>},
769
		ElectionsPhragmen: elections_phragmen::{Module, Call, Storage, Event<T>, Config<T>},
770
		TechnicalMembership: membership::<Instance1>::{Module, Call, Storage, Event<T>, Config<T>},
Gavin Wood's avatar
Gavin Wood committed
771
		Treasury: treasury::{Module, Call, Storage, Event<T>},
772
773
774
775
776
777

		// Claims. Usable initially.
		Claims: claims::{Module, Call, Storage, Event<T>, Config<T>, ValidateUnsigned},

		// Parachains stuff; slots are disabled (no auctions initially). The rest are safe as they
		// have no public dispatchables.
778
		Parachains: parachains::{Module, Call, Storage, Config, Inherent, Origin},
779
		Attestations: attestations::{Module, Call, Storage},
Gavin Wood's avatar
Gavin Wood committed
780
		Slots: slots::{Module, Call, Storage, Event<T>},
781
		Registrar: registrar::{Module, Call, Storage, Event, Config<T>},
782

783
784
		// Utility module.
		Utility: utility::{Module, Call, Storage, Event<T>},
785
786
787

		// Less simple identity module.
		Identity: identity::{Module, Call, Storage, Event<T>},
788
789
790
791
792
793

		// Society module.
		Society: society::{Module, Call, Storage, Event<T>},

		// Social recovery module.
		Recovery: recovery::{Module, Call, Storage, Event<T>},
Gavin Wood's avatar
Gavin Wood committed
794
795
796

		// Vesting. Usable initially, but removed once all vesting is finished.
		Vesting: vesting::{Module, Call, Storage, Event<T>, Config<T>},
Gavin Wood's avatar
Gavin Wood committed
797
798
799

		// System scheduler.
		Scheduler: scheduler::{Module, Call, Storage, Event<T>},
Gav's avatar
Gav committed
800
	}
Gavin Wood's avatar
Gavin Wood committed
801
}
802
803

/// The address format for describing accounts.
804
pub type Address = AccountId;
805
/// Block header type as expected by this runtime.
806
pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
807
808
809
810
811
812
/// Block type as expected by this runtime.
pub type Block = generic::Block<Header, UncheckedExtrinsic>;
/// A Block signed with a Justification
pub type SignedBlock = generic::SignedBlock<Block>;
/// BlockId type as expected by this runtime.
pub type BlockId = generic::BlockId<Block>;
813
814
/// The SignedExtension to the basic transaction logic.
pub type SignedExtra = (
815
	RestrictFunctionality,
816
	system::CheckVersion<Runtime>,
817
	system::CheckGenesis<Runtime>,
818
819
820
	system::CheckEra<Runtime>,
	system::CheckNonce<Runtime>,
	system::CheckWeight<Runtime>,
821
	transaction_payment::ChargeTransactionPayment::<Runtime>,
822
823
	registrar::LimitParathreadCommits<Runtime>,
	parachains::ValidateDoubleVoteReports<Runtime>,
824
);
825
/// Unchecked extrinsic type as expected by this runtime.
826
pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<Address, Call, Signature, SignedExtra>;
827
/// Extrinsic type that has already been checked.
Gav Wood's avatar
Gav Wood committed
828
pub type CheckedExtrinsic = generic::CheckedExtrinsic<AccountId, Nonce, Call>;
829
/// Executive: handles dispatch to the various modules.
830
pub type Executive = executive::Executive<Runtime, Block, system::ChainContext<Runtime>, Runtime, AllModules>;
831
832
/// The payload being signed in the transactions.
pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;
833

834
835
sp_api::impl_runtime_apis! {
	impl sp_api::Core<Block> for Runtime {
836
837
838
839
840
841
842
		fn version() -> RuntimeVersion {
			VERSION
		}

		fn execute_block(block: Block) {
			Executive::execute_block(block)
		}
843

844
845
		fn initialize_block(header: &<Block as BlockT>::Header) {
			Executive::initialize_block(header)
846
847
		}
	}
Gav's avatar
Gav committed
848

849
	impl sp_api::Metadata<Block> for Runtime {
850
851
852
		fn metadata() -> OpaqueMetadata {
			Runtime::metadata().into()
		}
Gav's avatar
Gav committed
853
854
	}

855
	impl block_builder_api::BlockBuilder<Block> for Runtime {
856
		fn apply_extrinsic(extrinsic: <Block as BlockT>::Extrinsic) -> ApplyExtrinsicResult {
857
858
859
			Executive::apply_extrinsic(extrinsic)
		}

860
861
		fn finalize_block() -> <Block as BlockT>::Header {
			Executive::finalize_block()
862
		}
863

Gavin Wood's avatar
Gavin Wood committed
864
		fn inherent_extrinsics(data: inherents::InherentData) -> Vec<<Block as BlockT>::Extrinsic> {
865
			data.create_extrinsics()
866
		}
867

Gavin Wood's avatar
Gavin Wood committed
868
869
870
871
		fn check_inherents(
			block: Block,
			data: inherents::InherentData,
		) -> inherents::CheckInherentsResult {
872
			data.check_extrinsics(&block)
873
		}
874

875
		fn random_seed() -> <Block as BlockT>::Hash {
Ashley's avatar
Ashley committed
876
			RandomnessCollectiveFlip::random_seed()
877
		}
878
879
	}

880
	impl tx_pool_api::runtime_api::TaggedTransactionQueue<Block> for Runtime {
881
882
883
884
885
		fn validate_transaction(
			source: TransactionSource,
			tx: <Block as BlockT>::Extrinsic,
		) -> TransactionValidity {
			Executive::validate_transaction(source, tx)