lib.rs 25 KB
Newer Older
Gav's avatar
Gav committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
// Copyright 2017 Parity Technologies (UK) Ltd.
// 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
// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.

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 rstd::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, CandidateReceipt}, ValidityError,
29
};
30
31
32
33
34
35
use runtime_common::{attestations, claims, parachains, registrar, slots,
	impls::{CurrencyToVoteHandler, TargetedFeeAdjustment, ToAuthor, WeightToFee},
	NegativeImbalance, BlockHashCount, MaximumBlockWeight, AvailableBlockRatio,
	MaximumBlockLength,
};

36
use sp_runtime::{
Gavin Wood's avatar
Gavin Wood committed
37
	create_runtime_str, generic, impl_opaque_keys,
38
	ApplyExtrinsicResult, Permill, Perbill, RuntimeDebug,
Gavin Wood's avatar
Gavin Wood committed
39
	transaction_validity::{TransactionValidity, InvalidTransaction, TransactionValidityError},
40
	curve::PiecewiseLinear,
Gavin Wood's avatar
Gavin Wood committed
41
	traits::{BlakeTwo256, Block as BlockT, StaticLookup, SignedExtension, OpaqueKeys},
Gav Wood's avatar
Gav Wood committed
42
};
Arkadiy Paronyan's avatar
Arkadiy Paronyan committed
43
use version::RuntimeVersion;
44
use grandpa::{AuthorityId as GrandpaId, fg_primitives};
45
46
#[cfg(any(feature = "std", test))]
use version::NativeVersion;
47
48
use sp_core::OpaqueMetadata;
use sp_staking::SessionIndex;
49
use frame_support::{
50
51
	parameter_types, construct_runtime, traits::{SplitTwoWays, Randomness},
	weights::DispatchInfo,
Gavin Wood's avatar
Gavin Wood committed
52
};
thiolliere's avatar
thiolliere committed
53
use im_online::sr25519::AuthorityId as ImOnlineId;
Gavin Wood's avatar
Gavin Wood committed
54
use authority_discovery_primitives::AuthorityId as AuthorityDiscoveryId;
Gavin Wood's avatar
Gavin Wood committed
55
use system::offchain::TransactionSubmitter;
56
use pallet_transaction_payment_rpc_runtime_api::RuntimeDispatchInfo;
57

Gav Wood's avatar
Gav Wood committed
58
59
#[cfg(feature = "std")]
pub use staking::StakerStatus;
60
#[cfg(any(feature = "std", test))]
61
pub use sp_runtime::BuildStorage;
62
pub use timestamp::Call as TimestampCall;
63
pub use balances::Call as BalancesCall;
64
pub use attestations::{Call as AttestationsCall, MORE_ATTESTATIONS_IDENTIFIER};
65
pub use parachains::Call as ParachainsCall;
66
67
68
69
70

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

71
72
73
74
// Make the WASM binary available.
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));

75
// Kusama version identifier;
76
77
78
79
/// Runtime version (Kusama).
pub const VERSION: RuntimeVersion = RuntimeVersion {
	spec_name: create_runtime_str!("kusama"),
	impl_name: create_runtime_str!("parity-kusama"),
80
	authoring_version: 2,
81
	spec_version: 1034,
82
83
84
	impl_version: 0,
	apis: RUNTIME_API_VERSIONS,
};
Arkadiy Paronyan's avatar
Arkadiy Paronyan committed
85

86
87
88
89
90
91
92
93
94
/// Native version.
#[cfg(any(feature = "std", test))]
pub fn native_version() -> NativeVersion {
	NativeVersion {
		runtime_version: VERSION,
		can_author_with: Default::default(),
	}
}

95
/// Avoid processing transactions from slots and parachain registrar.
96
#[derive(Default, Encode, Decode, Clone, Eq, PartialEq, RuntimeDebug)]
97
98
pub struct RestrictFunctionality;
impl SignedExtension for RestrictFunctionality {
99
100
101
102
	type AccountId = AccountId;
	type Call = Call;
	type AdditionalSigned = ();
	type Pre = ();
103
104
	type DispatchInfo = DispatchInfo;

Gavin Wood's avatar
Gavin Wood committed
105
	fn additional_signed(&self) -> rstd::result::Result<(), TransactionValidityError> { Ok(()) }
106

107
	fn validate(&self, _: &Self::AccountId, call: &Self::Call, _: DispatchInfo, _: usize)
Gavin Wood's avatar
Gavin Wood committed
108
		-> TransactionValidity
109
110
	{
		match call {
Gavin Wood's avatar
Gavin Wood committed
111
			Call::Slots(_) | Call::Registrar(_)
112
113
				=> Err(InvalidTransaction::Custom(ValidityError::NoPermission.into()).into()),
			_ => Ok(Default::default()),
114
115
116
117
		}
	}
}

118
parameter_types! {
119
	pub const Version: RuntimeVersion = VERSION;
120
121
}

122
123
impl system::Trait for Runtime {
	type Origin = Origin;
124
	type Call = Call;
Gav Wood's avatar
Gav Wood committed
125
	type Index = Nonce;
126
127
128
129
	type BlockNumber = BlockNumber;
	type Hash = Hash;
	type Hashing = BlakeTwo256;
	type AccountId = AccountId;
Gav Wood's avatar
Gav Wood committed
130
	type Lookup = Indices;
131
	type Header = generic::Header<BlockNumber, BlakeTwo256>;
Gav's avatar
Gav committed
132
	type Event = Event;
133
	type BlockHashCount = BlockHashCount;
134
135
136
	type MaximumBlockWeight = MaximumBlockWeight;
	type MaximumBlockLength = MaximumBlockLength;
	type AvailableBlockRatio = AvailableBlockRatio;
137
	type Version = Version;
138
	type ModuleToIndex = ModuleToIndex;
139
140
}

141
parameter_types! {
142
	pub const EpochDuration: u64 = EPOCH_DURATION_IN_BLOCKS as u64;
143
144
145
146
147
148
	pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
}

impl babe::Trait for Runtime {
	type EpochDuration = EpochDuration;
	type ExpectedBlockTime = ExpectedBlockTime;
149
150
151

	// session module is the trigger
	type EpochChangeTrigger = babe::ExternalTrigger;
152
153
}

Gav Wood's avatar
Gav Wood committed
154
155
156
157
158
159
160
impl indices::Trait for Runtime {
	type IsDeadAccount = Balances;
	type AccountIndex = AccountIndex;
	type ResolveHint = indices::SimpleResolveHint<Self::AccountId, Self::AccountIndex>;
	type Event = Event;
}

Gavin Wood's avatar
Gavin Wood committed
161
parameter_types! {
162
	pub const ExistentialDeposit: Balance = 100 * CENTS;
Gavin Wood's avatar
Gavin Wood committed
163
164
165
166
167
168
169
	pub const TransferFee: Balance = 1 * CENTS;
	pub const CreationFee: Balance = 1 * CENTS;
}

/// Splits fees 80/20 between treasury and block author.
pub type DealWithFees = SplitTwoWays<
	Balance,
170
	NegativeImbalance<Runtime>,
171
	_4, Treasury,   // 4 parts (80%) goes to the treasury.
172
	_1, ToAuthor<Runtime>,   // 1 part (20%) goes to the block author.
Gavin Wood's avatar
Gavin Wood committed
173
174
>;

175
impl balances::Trait for Runtime {
Gav's avatar
Gav committed
176
177
	type Balance = Balance;
	type OnFreeBalanceZero = Staking;
Gav Wood's avatar
Gav Wood committed
178
	type OnNewAccount = Indices;
Gav's avatar
Gav committed
179
	type Event = Event;
180
181
	type DustRemoval = ();
	type TransferPayment = ();
Gavin Wood's avatar
Gavin Wood committed
182
183
184
	type ExistentialDeposit = ExistentialDeposit;
	type TransferFee = TransferFee;
	type CreationFee = CreationFee;
185
186
187
188
189
}

parameter_types! {
	pub const TransactionBaseFee: Balance = 1 * CENTS;
	pub const TransactionByteFee: Balance = 10 * MILLICENTS;
190
191
	// for a sane configuration, this should always be less than `AvailableBlockRatio`.
	pub const TargetBlockFullness: Perbill = Perbill::from_percent(25);
192
193
194
195
196
}

impl transaction_payment::Trait for Runtime {
	type Currency = Balances;
	type OnTransactionPayment = DealWithFees;
Gavin Wood's avatar
Gavin Wood committed
197
198
	type TransactionBaseFee = TransactionBaseFee;
	type TransactionByteFee = TransactionByteFee;
199
	type WeightToFee = WeightToFee;
200
	type FeeMultiplierUpdate = TargetedFeeAdjustment<TargetBlockFullness, Self>;
Gav's avatar
Gav committed
201
202
}

203
parameter_types! {
204
	pub const MinimumPeriod: u64 = SLOT_DURATION / 2;
205
}
206
impl timestamp::Trait for Runtime {
207
	type Moment = u64;
208
	type OnTimestampSet = Babe;
209
	type MinimumPeriod = MinimumPeriod;
210
211
}

Gavin Wood's avatar
Gavin Wood committed
212
parameter_types! {
213
	pub const UncleGenerations: u32 = 0;
Gavin Wood's avatar
Gavin Wood committed
214
215
216
217
}

// TODO: substrate#2986 implement this properly
impl authorship::Trait for Runtime {
218
	type FindAuthor = session::FindAccountFromAuthorIndex<Self, Babe>;
Gavin Wood's avatar
Gavin Wood committed
219
220
	type UncleGenerations = UncleGenerations;
	type FilterUncle = ();
Gavin Wood's avatar
Gavin Wood committed
221
	type EventHandler = (Staking, ImOnline);
Gavin Wood's avatar
Gavin Wood committed
222
223
}

224
225
226
227
228
229
parameter_types! {
	pub const Period: BlockNumber = 10 * MINUTES;
	pub const Offset: BlockNumber = 0;
}

impl_opaque_keys! {
230
	pub struct SessionKeys {
Gavin Wood's avatar
Gavin Wood committed
231
232
233
234
		pub grandpa: Grandpa,
		pub babe: Babe,
		pub im_online: ImOnline,
		pub parachain_validator: Parachains,
Gavin Wood's avatar
Gavin Wood committed
235
		pub authority_discovery: AuthorityDiscovery,
236
	}
237
238
}

thiolliere's avatar
thiolliere committed
239
240
241
242
parameter_types! {
	pub const DisabledValidatorsThreshold: Perbill = Perbill::from_percent(17);
}

243
impl session::Trait for Runtime {
244
	type OnSessionEnding = Staking;
Gavin Wood's avatar
Gavin Wood committed
245
	type SessionHandler = <SessionKeys as OpaqueKeys>::KeyTypeIdProviders;
246
	type ShouldEndSession = Babe;
Gav's avatar
Gav committed
247
	type Event = Event;
248
	type Keys = SessionKeys;
249
250
	type ValidatorId = AccountId;
	type ValidatorIdOf = staking::StashOf<Self>;
251
	type SelectInitialValidators = Staking;
thiolliere's avatar
thiolliere committed
252
	type DisabledValidatorsThreshold = DisabledValidatorsThreshold;
253
254
255
256
}

impl session::historical::Trait for Runtime {
	type FullIdentification = staking::Exposure<AccountId, Balance>;
257
	type FullIdentificationOf = staking::ExposureOf<Runtime>;
258
259
}

260
pallet_staking_reward_curve::build! {
thiolliere's avatar
thiolliere committed
261
262
263
264
265
266
267
268
269
270
	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,
	);
}

271
parameter_types! {
Gavin Wood's avatar
Gavin Wood committed
272
	// Six sessions in an era (24 hours).
273
	pub const SessionsPerEra: SessionIndex = 6;
Gavin Wood's avatar
Gavin Wood committed
274
	// 28 eras for unbonding (28 days).
Gavin Wood's avatar
Gavin Wood committed
275
276
	pub const BondingDuration: staking::EraIndex = 28;
	pub const SlashDeferDuration: staking::EraIndex = 28;
thiolliere's avatar
thiolliere committed
277
	pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
278
}
279

280
impl staking::Trait for Runtime {
281
	type RewardRemainder = Treasury;
282
	type CurrencyToVote = CurrencyToVoteHandler<Self>;
Gav's avatar
Gav committed
283
	type Event = Event;
284
	type Currency = Balances;
285
	type Slash = Treasury;
286
	type Reward = ();
287
288
	type SessionsPerEra = SessionsPerEra;
	type BondingDuration = BondingDuration;
Gavin Wood's avatar
Gavin Wood committed
289
290
	type SlashDeferDuration = SlashDeferDuration;
	// A super-majority of the council can cancel the slash.
Gavin Wood's avatar
Gavin Wood committed
291
	type SlashCancelOrigin = collective::EnsureProportionAtLeast<_3, _4, AccountId, CouncilCollective>;
292
	type SessionInterface = Self;
293
	type Time = Timestamp;
thiolliere's avatar
thiolliere committed
294
	type RewardCurve = RewardCurve;
295
296
}

297
parameter_types! {
298
299
	pub const LaunchPeriod: BlockNumber = 7 * DAYS;
	pub const VotingPeriod: BlockNumber = 7 * DAYS;
Gavin Wood's avatar
Gavin Wood committed
300
	pub const EmergencyVotingPeriod: BlockNumber = 3 * HOURS;
301
	pub const MinimumDeposit: Balance = 100 * DOLLARS;
302
303
	pub const EnactmentPeriod: BlockNumber = 8 * DAYS;
	pub const CooloffPeriod: BlockNumber = 7 * DAYS;
Gavin Wood's avatar
Gavin Wood committed
304
305
	// One cent: $10,000 / MB
	pub const PreimageByteDeposit: Balance = 1 * CENTS;
306
307
}

308
309
310
impl democracy::Trait for Runtime {
	type Proposal = Call;
	type Event = Event;
311
	type Currency = Balances;
312
313
314
	type EnactmentPeriod = EnactmentPeriod;
	type LaunchPeriod = LaunchPeriod;
	type VotingPeriod = VotingPeriod;
315
	type EmergencyVotingPeriod = EmergencyVotingPeriod;
316
	type MinimumDeposit = MinimumDeposit;
317
318
	/// A straight majority of the council can decide what their next motion is.
	type ExternalOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
319
	/// A majority can have the next scheduled referendum be a straight majority-carries vote.
320
	type ExternalMajorityOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
321
322
323
324
325
326
327
328
329
330
331
	/// 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>;
	// 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>;
332
	type CooloffPeriod = CooloffPeriod;
Gavin Wood's avatar
Gavin Wood committed
333
334
	type PreimageByteDeposit = PreimageByteDeposit;
	type Slash = Treasury;
335
}
336

337
338
type CouncilCollective = collective::Instance1;
impl collective::Trait<CouncilCollective> for Runtime {
339
340
341
342
343
	type Origin = Origin;
	type Proposal = Call;
	type Event = Event;
}

Gavin Wood's avatar
Gavin Wood committed
344
parameter_types! {
345
346
	pub const CandidacyBond: Balance = 100 * DOLLARS;
	pub const VotingBond: Balance = 5 * DOLLARS;
Gavin Wood's avatar
Gavin Wood committed
347
348
	/// Daily council elections.
	pub const TermDuration: BlockNumber = 24 * HOURS;
Kian Paimani's avatar
Kian Paimani committed
349
350
	pub const DesiredMembers: u32 = 13;
	pub const DesiredRunnersUp: u32 = 7;
351
352
353
}

impl elections_phragmen::Trait for Runtime {
354
	type Event = Event;
355
356
	type Currency = Balances;
	type ChangeMembers = Council;
357
	type CurrencyToVote = CurrencyToVoteHandler<Self>;
Gavin Wood's avatar
Gavin Wood committed
358
359
	type CandidacyBond = CandidacyBond;
	type VotingBond = VotingBond;
Kian Paimani's avatar
Kian Paimani committed
360
361
362
	type TermDuration = TermDuration;
	type DesiredMembers = DesiredMembers;
	type DesiredRunnersUp = DesiredRunnersUp;
363
364
365
	type LoserCandidate = Treasury;
	type BadReport = Treasury;
	type KickedMember = Treasury;
366
367
}

368
369
type TechnicalCollective = collective::Instance2;
impl collective::Trait<TechnicalCollective> for Runtime {
370
371
372
373
374
	type Origin = Origin;
	type Proposal = Call;
	type Event = Event;
}

375
376
377
378
379
380
381
382
383
384
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>;
	type MembershipInitialized = TechnicalCommittee;
	type MembershipChanged = TechnicalCommittee;
}

Gavin Wood's avatar
Gavin Wood committed
385
386
parameter_types! {
	pub const ProposalBond: Permill = Permill::from_percent(5);
387
	pub const ProposalBondMinimum: Balance = 2_000 * DOLLARS;
388
	pub const SpendPeriod: BlockNumber = 6 * DAYS;
Gavin Wood's avatar
Gavin Wood committed
389
	pub const Burn: Permill = Permill::from_percent(0);
Gavin Wood's avatar
Gavin Wood committed
390
391
}

392
impl treasury::Trait for Runtime {
Gavin Wood's avatar
Gavin Wood committed
393
	type Currency = Balances;
394
	type ApproveOrigin = collective::EnsureProportionAtLeast<_3, _5, AccountId, CouncilCollective>;
395
	type RejectOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
396
	type Event = Event;
397
	type ProposalRejection = Treasury;
Gavin Wood's avatar
Gavin Wood committed
398
399
400
401
	type ProposalBond = ProposalBond;
	type ProposalBondMinimum = ProposalBondMinimum;
	type SpendPeriod = SpendPeriod;
	type Burn = Burn;
402
}
403

404
405
406
407
408
409
impl offences::Trait for Runtime {
	type Event = Event;
	type IdentificationTuple = session::historical::IdentificationTuple<Self>;
	type OnOffenceHandler = Staking;
}

Gavin Wood's avatar
Gavin Wood committed
410
411
impl authority_discovery::Trait for Runtime {}

Gavin Wood's avatar
Gavin Wood committed
412
413
type SubmitTransaction = TransactionSubmitter<ImOnlineId, Runtime, UncheckedExtrinsic>;

414
415
416
417
parameter_types! {
	pub const SessionDuration: BlockNumber = EPOCH_DURATION_IN_BLOCKS as _;
}

418
impl im_online::Trait for Runtime {
thiolliere's avatar
thiolliere committed
419
	type AuthorityId = ImOnlineId;
420
	type Event = Event;
Gavin Wood's avatar
Gavin Wood committed
421
422
	type Call = Call;
	type SubmitTransaction = SubmitTransaction;
423
	type ReportUnresponsiveness = Offences;
424
	type SessionDuration = SessionDuration;
425
426
}

427
428
429
430
impl grandpa::Trait for Runtime {
	type Event = Event;
}

Gavin Wood's avatar
Gavin Wood committed
431
432
433
434
435
436
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 {
437
	type OnFinalizationStalled = ();
Gavin Wood's avatar
Gavin Wood committed
438
439
440
441
	type WindowSize = WindowSize;
	type ReportLatency = ReportLatency;
}

442
443
444
445
parameter_types! {
	pub const AttestationPeriod: BlockNumber = 50;
}

446
447
448
impl attestations::Trait for Runtime {
	type AttestationPeriod = AttestationPeriod;
	type ValidatorIdentities = parachains::ValidatorIdentities<Runtime>;
449
	type RewardAttestation = Staking;
450
451
}

452
453
454
impl parachains::Trait for Runtime {
	type Origin = Origin;
	type Call = Call;
455
	type ParachainCurrency = Balances;
456
	type Randomness = RandomnessCollectiveFlip;
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
	type ActiveParachains = Registrar;
	type Registrar = Registrar;
}

parameter_types! {
	pub const ParathreadDeposit: Balance = 500 * DOLLARS;
	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;
475
}
476

Gavin Wood's avatar
Gavin Wood committed
477
parameter_types! {
478
	pub const LeasePeriod: BlockNumber = 100_000;
Gavin Wood's avatar
Gavin Wood committed
479
480
481
482
483
	pub const EndingPeriod: BlockNumber = 1000;
}

impl slots::Trait for Runtime {
	type Event = Event;
484
485
	type Currency = Balances;
	type Parachains = Registrar;
Gavin Wood's avatar
Gavin Wood committed
486
487
	type LeasePeriod = LeasePeriod;
	type EndingPeriod = EndingPeriod;
488
	type Randomness = RandomnessCollectiveFlip;
Gavin Wood's avatar
Gavin Wood committed
489
490
}

Gavin Wood's avatar
Gavin Wood committed
491
parameter_types! {
492
493
494
495
496
497
498
499
500
	pub const Prefix: &'static [u8] = b"Pay KSMs to the Kusama account:";
}

impl claims::Trait for Runtime {
	type Event = Event;
	type Currency = Balances;
	type Prefix = Prefix;
}

501
parameter_types! {
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
	// Minimum 100 bytes/KSM deposited (1 CENT/byte)
	pub const BasicDeposit: Balance = 1000 * DOLLARS;       // 258 bytes on-chain
	pub const FieldDeposit: Balance = 250 * DOLLARS;        // 66 bytes on-chain
	pub const SubAccountDeposit: Balance = 200 * DOLLARS;   // 53 bytes on-chain
	pub const MaximumSubAccounts: u32 = 100;
}

impl identity::Trait for Runtime {
	type Event = Event;
	type Currency = Balances;
	type Slashed = Treasury;
	type BasicDeposit = BasicDeposit;
	type FieldDeposit = FieldDeposit;
	type SubAccountDeposit = SubAccountDeposit;
	type MaximumSubAccounts = MaximumSubAccounts;
	type RegistrarOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
	type ForceOrigin = collective::EnsureProportionMoreThan<_1, _2, AccountId, CouncilCollective>;
}

Gavin Wood's avatar
Gavin Wood committed
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
parameter_types! {
	// One storage item; value is size 4+4+16+32 bytes = 56 bytes.
	pub const MultisigDepositBase: Balance = 30 * DOLLARS;
	// Additional storage item size of 32 bytes.
	pub const MultisigDepositFactor: Balance = 5 * DOLLARS;
	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;
}

Gavin Wood's avatar
Gavin Wood committed
538
construct_runtime! {
539
	pub enum Runtime where
540
		Block = Block,
541
		NodeBlock = primitives::Block,
542
		UncheckedExtrinsic = UncheckedExtrinsic
543
	{
544
		// Basic stuff; balances is uncallable initially.
Gavin Wood's avatar
Gavin Wood committed
545
		System: system::{Module, Call, Storage, Config, Event},
Ashley's avatar
Ashley committed
546
		RandomnessCollectiveFlip: randomness_collective_flip::{Module, Storage},
547
548

		// Must be before session.
549
		Babe: babe::{Module, Call, Storage, Config, Inherent(Timestamp)},
550
551

		Timestamp: timestamp::{Module, Call, Storage, Inherent},
Gav Wood's avatar
Gav Wood committed
552
		Indices: indices,
553
		Balances: balances::{Module, Call, Storage, Config<T>, Event<T>},
554
		TransactionPayment: transaction_payment::{Module, Storage},
555
556
557

		// Consensus support.
		Authorship: authorship::{Module, Call, Storage},
558
		Staking: staking,
559
		Offences: offences::{Module, Call, Storage, Event},
560
		Session: session::{Module, Call, Storage, Event, Config<T>},
561
562
		FinalityTracker: finality_tracker::{Module, Call, Inherent},
		Grandpa: grandpa::{Module, Call, Storage, Config, Event},
thiolliere's avatar
thiolliere committed
563
		ImOnline: im_online::{Module, Call, Storage, Event<T>, ValidateUnsigned, Config<T>},
Gavin Wood's avatar
Gavin Wood committed
564
		AuthorityDiscovery: authority_discovery::{Module, Call, Config},
565
566

		// Governance stuff; uncallable initially.
Gavin Wood's avatar
Gavin Wood committed
567
		Democracy: democracy::{Module, Call, Storage, Config, Event<T>},
568
569
		Council: collective::<Instance1>::{Module, Call, Storage, Origin<T>, Event<T>, Config<T>},
		TechnicalCommittee: collective::<Instance2>::{Module, Call, Storage, Origin<T>, Event<T>, Config<T>},
Kian Paimani's avatar
Kian Paimani committed
570
		ElectionsPhragmen: elections_phragmen::{Module, Call, Storage, Event<T>},
571
		TechnicalMembership: membership::<Instance1>::{Module, Call, Storage, Event<T>, Config<T>},
Gavin Wood's avatar
Gavin Wood committed
572
		Treasury: treasury::{Module, Call, Storage, Event<T>},
573
574
575
576
577
578

		// 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.
579
		Parachains: parachains::{Module, Call, Storage, Config, Inherent, Origin},
580
		Attestations: attestations::{Module, Call, Storage},
Gavin Wood's avatar
Gavin Wood committed
581
		Slots: slots::{Module, Call, Storage, Event<T>},
582
		Registrar: registrar::{Module, Call, Storage, Event, Config<T>},
583

584
585
		// Utility module.
		Utility: utility::{Module, Call, Storage, Event<T>},
586
587
588

		// Less simple identity module.
		Identity: identity::{Module, Call, Storage, Event<T>},
Gav's avatar
Gav committed
589
	}
Gavin Wood's avatar
Gavin Wood committed
590
}
591
592

/// The address format for describing accounts.
Gav Wood's avatar
Gav Wood committed
593
pub type Address = <Indices as StaticLookup>::Source;
594
/// Block header type as expected by this runtime.
595
pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
596
597
598
599
600
601
/// 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>;
602
603
/// The SignedExtension to the basic transaction logic.
pub type SignedExtra = (
604
	RestrictFunctionality,
605
	system::CheckVersion<Runtime>,
606
	system::CheckGenesis<Runtime>,
607
608
609
	system::CheckEra<Runtime>,
	system::CheckNonce<Runtime>,
	system::CheckWeight<Runtime>,
610
	transaction_payment::ChargeTransactionPayment::<Runtime>,
611
	registrar::LimitParathreadCommits<Runtime>
612
);
613
/// Unchecked extrinsic type as expected by this runtime.
614
pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<Address, Call, Signature, SignedExtra>;
615
/// Extrinsic type that has already been checked.
Gav Wood's avatar
Gav Wood committed
616
pub type CheckedExtrinsic = generic::CheckedExtrinsic<AccountId, Nonce, Call>;
617
/// Executive: handles dispatch to the various modules.
618
pub type Executive = executive::Executive<Runtime, Block, system::ChainContext<Runtime>, Runtime, AllModules>;
619

620
621
sp_api::impl_runtime_apis! {
	impl sp_api::Core<Block> for Runtime {
622
623
624
625
626
627
628
		fn version() -> RuntimeVersion {
			VERSION
		}

		fn execute_block(block: Block) {
			Executive::execute_block(block)
		}
629

630
631
		fn initialize_block(header: &<Block as BlockT>::Header) {
			Executive::initialize_block(header)
632
633
		}
	}
Gav's avatar
Gav committed
634

635
	impl sp_api::Metadata<Block> for Runtime {
636
637
638
		fn metadata() -> OpaqueMetadata {
			Runtime::metadata().into()
		}
Gav's avatar
Gav committed
639
640
	}

641
	impl block_builder_api::BlockBuilder<Block> for Runtime {
642
		fn apply_extrinsic(extrinsic: <Block as BlockT>::Extrinsic) -> ApplyExtrinsicResult {
643
644
645
			Executive::apply_extrinsic(extrinsic)
		}

646
647
		fn finalize_block() -> <Block as BlockT>::Header {
			Executive::finalize_block()
648
		}
649

Gavin Wood's avatar
Gavin Wood committed
650
		fn inherent_extrinsics(data: inherents::InherentData) -> Vec<<Block as BlockT>::Extrinsic> {
651
			data.create_extrinsics()
652
		}
653

Gavin Wood's avatar
Gavin Wood committed
654
655
656
657
		fn check_inherents(
			block: Block,
			data: inherents::InherentData,
		) -> inherents::CheckInherentsResult {
658
			data.check_extrinsics(&block)
659
		}
660

661
		fn random_seed() -> <Block as BlockT>::Hash {
Ashley's avatar
Ashley committed
662
			RandomnessCollectiveFlip::random_seed()
663
		}
664
665
	}

666
	impl tx_pool_api::runtime_api::TaggedTransactionQueue<Block> for Runtime {
667
668
669
		fn validate_transaction(tx: <Block as BlockT>::Extrinsic) -> TransactionValidity {
			Executive::validate_transaction(tx)
		}
Gav's avatar
Gav committed
670
	}
671

672
	impl offchain_primitives::OffchainWorkerApi<Block> for Runtime {
673
		fn offchain_worker(number: sp_runtime::traits::NumberFor<Block>) {
674
675
676
677
			Executive::offchain_worker(number)
		}
	}

678
	impl parachain::ParachainHost<Block> for Runtime {
Gav Wood's avatar
Gav Wood committed
679
		fn validators() -> Vec<parachain::ValidatorId> {
680
			Parachains::authorities()
681
682
		}
		fn duty_roster() -> parachain::DutyRoster {
683
			Parachains::calculate_duty_roster().0
684
		}
685
686
		fn active_parachains() -> Vec<(parachain::Id, Option<(parachain::CollatorId, parachain::Retriable)>)> {
			Registrar::active_paras()
687
		}
688
689
		fn parachain_status(id: parachain::Id) -> Option<parachain::Status> {
			Parachains::parachain_status(&id)
690
691
692
693
		}
		fn parachain_code(id: parachain::Id) -> Option<Vec<u8>> {
			Parachains::parachain_code(&id)
		}
694
695
696
697
		fn ingress(to: parachain::Id, since: Option<BlockNumber>)
			-> Option<parachain::StructuredUnroutedIngress>
		{
			Parachains::ingress(to, since).map(parachain::StructuredUnroutedIngress)
698
		}
699
700
701
702
703
704
705
706
707
708
709
710
711
		fn get_heads(extrinsics: Vec<<Block as BlockT>::Extrinsic>) -> Option<Vec<CandidateReceipt>> {
			extrinsics
				.into_iter()
				.find_map(|ex| match UncheckedExtrinsic::decode(&mut ex.encode().as_slice()) {
					Ok(ex) => match ex.function {
						Call::Parachains(ParachainsCall::set_heads(heads)) => {
							Some(heads.into_iter().map(|c| c.candidate).collect())
						}
						_ => None,
					}
					Err(_) => None,
				})
		}
712
	}
713
714

	impl fg_primitives::GrandpaApi<Block> for Runtime {
715
		fn grandpa_authorities() -> Vec<(GrandpaId, u64)> {
716
717
718
719
			Grandpa::grandpa_authorities()
		}
	}

720
	impl babe_primitives::BabeApi<Block> for Runtime {
721
		fn configuration() -> babe_primitives::BabeConfiguration {
722
723
724
725
726
727
728
			// The choice of `c` parameter (where `1 - c` represents the
			// probability of a slot being empty), is done in accordance to the
			// slot duration and expected target block time, for safely
			// resisting network delays of maximum two seconds.
			// <https://research.web3.foundation/en/latest/polkadot/BABE/Babe/#6-practical-results>
			babe_primitives::BabeConfiguration {
				slot_duration: Babe::slot_duration(),
729
				epoch_length: EpochDuration::get(),
730
				c: PRIMARY_PROBABILITY,
731
				genesis_authorities: Babe::authorities(),
732
				randomness: Babe::randomness(),
733
				secondary_slots: true,
734
			}
735
736
737
		}
	}

Gavin Wood's avatar
Gavin Wood committed
738
739
740
741
742
743
	impl authority_discovery_primitives::AuthorityDiscoveryApi<Block> for Runtime {
		fn authorities() -> Vec<AuthorityDiscoveryId> {
			AuthorityDiscovery::authorities()
		}
	}

Gavin Wood's avatar
Gavin Wood committed
744
	impl sp_session::SessionKeys<Block> for Runtime {
745
746
747
748
		fn generate_session_keys(seed: Option<Vec<u8>>) -> Vec<u8> {
			SessionKeys::generate(seed)
		}
	}
749
750
751
752
753
754

	impl system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Nonce> for Runtime {
		fn account_nonce(account: AccountId) -> Nonce {
			System::account_nonce(account)
		}
	}
Kian Paimani's avatar
Kian Paimani committed
755

756
	impl pallet_transaction_payment_rpc_runtime_api::TransactionPaymentApi<
Kian Paimani's avatar
Kian Paimani committed
757
758
759
760
761
762
763
764
		Block,
		Balance,
		UncheckedExtrinsic,
	> for Runtime {
		fn query_info(uxt: UncheckedExtrinsic, len: u32) -> RuntimeDispatchInfo<Balance> {
			TransactionPayment::query_info(uxt, len)
		}
	}
Gav's avatar
Gav committed
765
}