Align gov with bajun-parachain (#9)

node/src/chain_spec.rs

@@ -1,4 +1,4 @@
-use ajuna_runtime::{AccountId, AuraId, Signature};
+use ajuna_runtime::{AccountId, AuraId, Signature, EXISTENTIAL_DEPOSIT};
 use cumulus_primitives_core::ParaId;
 use sc_chain_spec::{ChainSpecExtension, ChainSpecGroup};
 use sc_service::ChainType;
@@ -185,7 +185,21 @@ fn testnet_genesis(
 		},
 		"collatorSelection": {
 			"invulnerables": invulnerables.iter().cloned().map(|(acc, _)| acc).collect::<Vec<_>>(),
-			"candidacyBond": 0_u64,
+			"candidacyBond": EXISTENTIAL_DEPOSIT * 16,
+		},
+		"council": {
+			"members": vec![
+				get_account_id_from_seed::<sr25519::Public>("Alice"),
+				get_account_id_from_seed::<sr25519::Public>("Bob"),
+				get_account_id_from_seed::<sr25519::Public>("Charlie"),
+			]
+		},
+		"technicalCommittee": {
+			"members": vec![
+				get_account_id_from_seed::<sr25519::Public>("Alice"),
+				get_account_id_from_seed::<sr25519::Public>("Bob"),
+				get_account_id_from_seed::<sr25519::Public>("Charlie"),
+			]
 		},
 		"session": {
 			"keys": invulnerables

runtime/ajuna/Cargo.toml

@@ -33,6 +33,7 @@ pallet-aura                                = { workspace = true }
 pallet-authorship                          = { workspace = true }
 pallet-balances                            = { workspace = true }
 pallet-collective                          = { workspace = true }
+pallet-democracy                           = { workspace = true }
 pallet-identity                            = { workspace = true }
 pallet-membership                          = { workspace = true }
 pallet-message-queue                       = { workspace = true }
@@ -113,6 +114,7 @@ std = [
     "pallet-balances/std",
     "pallet-collective/std",
     "pallet-collator-selection/std",
+    "pallet-democracy/std",
     "pallet-identity/std",
     "pallet-membership/std",
     "pallet-message-queue/std",
@@ -160,6 +162,7 @@ runtime-benchmarks = [
     "pallet-balances/runtime-benchmarks",
     "pallet-collator-selection/runtime-benchmarks",
     "pallet-collective/runtime-benchmarks",
+    "pallet-democracy/runtime-benchmarks",
     "pallet-identity/runtime-benchmarks",
     "pallet-membership/runtime-benchmarks",
     "pallet-message-queue/runtime-benchmarks",
@@ -192,6 +195,7 @@ try-runtime = [
     "pallet-balances/try-runtime",
     "pallet-collator-selection/try-runtime",
     "pallet-collective/try-runtime",
+    "pallet-democracy/try-runtime",
     "pallet-identity/try-runtime",
     "pallet-membership/try-runtime",
     "pallet-message-queue/try-runtime",

runtime/ajuna/src/gov.rs

@@ -0,0 +1,169 @@
+// Ajuna Node
+// Copyright (C) 2022 BlogaTech AG
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero 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 Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use crate::{
+	AccountId, Balance, BlockNumber, Council, CouncilMembership, OriginCaller, Runtime,
+	RuntimeBlockWeights, RuntimeCall, RuntimeEvent, RuntimeOrigin, TechnicalCommittee, AJUN, DAYS,
+};
+use frame_support::{
+	parameter_types,
+	traits::{ConstBool, ConstU32, EitherOfDiverse},
+	weights::Weight,
+};
+use frame_system::{EnsureRoot, EnsureSignedBy};
+use pallet_collective::{EnsureMember, EnsureProportionAtLeast, EnsureProportionMoreThan};
+use sp_runtime::Perbill;
+
+pub type EnsureRootOrMoreThanHalfCouncil = EitherOfDiverse<
+	EnsureRoot<AccountId>,
+	EnsureProportionMoreThan<AccountId, CouncilCollectiveInstance, 1, 2>,
+>;
+
+pub type EnsureRootOrMoreThanHalfTechnicalCommittee = EitherOfDiverse<
+	EnsureRoot<AccountId>,
+	EnsureProportionAtLeast<AccountId, TechnicalCommitteeInstance, 1, 2>,
+>;
+
+pub type EnsureRootOrAllTechnicalCommittee = EitherOfDiverse<
+	EnsureRoot<AccountId>,
+	EnsureProportionAtLeast<AccountId, TechnicalCommitteeInstance, 1, 1>,
+>;
+
+/// Council collective instance declaration.
+///
+/// The council primarily serves to optimize and balance the inclusive referendum system
+/// by being allowed to propose external democracy proposals, which can be fast tracked and
+/// bypass the one active referendum at a time rule.
+///
+/// It also controls the treasury.
+type CouncilCollectiveInstance = pallet_collective::Instance2;
+
+parameter_types! {
+	pub CouncilMotionDuration: BlockNumber = 3 * DAYS;
+	pub MaxProposalWeight: Weight = Perbill::from_percent(50) * RuntimeBlockWeights::get().max_block;
+	pub CouncilMaxMembers: u32 = 100;
+}
+
+impl pallet_collective::Config<CouncilCollectiveInstance> for Runtime {
+	type RuntimeOrigin = RuntimeOrigin;
+	type Proposal = RuntimeCall;
+	type RuntimeEvent = RuntimeEvent;
+	type MotionDuration = CouncilMotionDuration;
+	type MaxProposals = ConstU32<100>;
+	type MaxMembers = CouncilMaxMembers;
+	type DefaultVote = pallet_collective::MoreThanMajorityThenPrimeDefaultVote;
+	type WeightInfo = pallet_collective::weights::SubstrateWeight<Runtime>;
+	type SetMembersOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type MaxProposalWeight = MaxProposalWeight;
+}
+
+/// Helper pallet to manage Council members.
+type CouncilMembershipInstance = pallet_membership::Instance2;
+impl pallet_membership::Config<CouncilMembershipInstance> for Runtime {
+	type RuntimeEvent = RuntimeEvent;
+	type AddOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type RemoveOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type SwapOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type ResetOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type PrimeOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type MembershipInitialized = Council;
+	type MembershipChanged = Council;
+	type MaxMembers = CouncilMaxMembers;
+	type WeightInfo = pallet_membership::weights::SubstrateWeight<Runtime>;
+}
+
+/// The technical committee primarily serves to safeguard against malicious referenda
+/// and fast track critical referenda.
+pub type TechnicalCommitteeInstance = pallet_collective::Instance1;
+
+parameter_types! {
+	pub const TechnicalMotionDuration: BlockNumber = 3 * DAYS;
+	pub const TechnicalCommitteeMaxMembers: u32 = 100;
+}
+
+impl pallet_collective::Config<TechnicalCommitteeInstance> for Runtime {
+	type RuntimeOrigin = RuntimeOrigin;
+	type Proposal = RuntimeCall;
+	type RuntimeEvent = RuntimeEvent;
+	type MotionDuration = TechnicalMotionDuration;
+	type MaxProposals = ConstU32<100>;
+	type MaxMembers = TechnicalCommitteeMaxMembers;
+	type DefaultVote = pallet_collective::MoreThanMajorityThenPrimeDefaultVote;
+	type WeightInfo = pallet_collective::weights::SubstrateWeight<Runtime>;
+	type SetMembersOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type MaxProposalWeight = MaxProposalWeight;
+}
+
+/// Helper pallet to manage TechnicalCommittee members.
+type TechnicalCommitteeMembershipInstance = pallet_membership::Instance1;
+impl pallet_membership::Config<TechnicalCommitteeMembershipInstance> for Runtime {
+	type RuntimeEvent = RuntimeEvent;
+	type AddOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type RemoveOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type SwapOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type ResetOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type PrimeOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type MembershipInitialized = TechnicalCommittee;
+	type MembershipChanged = TechnicalCommittee;
+	type MaxMembers = TechnicalCommitteeMaxMembers;
+	type WeightInfo = pallet_membership::weights::SubstrateWeight<Runtime>;
+}
+
+parameter_types! {
+	pub const ThreeDays: BlockNumber = 3 * DAYS;
+	pub const TwentyEightDays: BlockNumber = 28 * DAYS;
+	pub const ThirtyDays: BlockNumber = 30 * DAYS;
+	pub EnactmentPeriod: BlockNumber = 7 * DAYS;
+	pub const MinimumDeposit: Balance = AJUN;
+}
+
+impl pallet_democracy::Config for Runtime {
+	type WeightInfo = pallet_democracy::weights::SubstrateWeight<Runtime>;
+	type RuntimeEvent = RuntimeEvent;
+	type Scheduler = pallet_scheduler::Pallet<Runtime>;
+	type Preimages = pallet_preimage::Pallet<Runtime>;
+	type Currency = pallet_balances::Pallet<Runtime>;
+	type EnactmentPeriod = EnactmentPeriod;
+	type LaunchPeriod = TwentyEightDays;
+	type VotingPeriod = TwentyEightDays;
+	type VoteLockingPeriod = EnactmentPeriod;
+	type MinimumDeposit = MinimumDeposit;
+	type InstantAllowed = ConstBool<true>;
+	type FastTrackVotingPeriod = ThreeDays;
+	type CooloffPeriod = TwentyEightDays;
+	type MaxVotes = ConstU32<100>;
+	type MaxProposals = ConstU32<100>;
+	type MaxDeposits = ConstU32<100>;
+	type MaxBlacklisted = ConstU32<100>;
+	type ExternalOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type ExternalMajorityOrigin = EnsureRootOrMoreThanHalfCouncil;
+	type ExternalDefaultOrigin = EnsureRootOrMoreThanHalfCouncil;
+	// Initially, we want that only the council can submit proposals to
+	// prevent malicious proposals.
+	type SubmitOrigin = EnsureSignedBy<CouncilMembership, AccountId>;
+	type FastTrackOrigin = EnsureRootOrMoreThanHalfTechnicalCommittee;
+	type InstantOrigin = EnsureRootOrMoreThanHalfTechnicalCommittee;
+	// To cancel a proposal that has passed.
+	type CancellationOrigin = EnsureRoot<AccountId>;
+	type BlacklistOrigin = EnsureRootOrMoreThanHalfCouncil;
+	// To cancel a proposal before it has passed, and slash its backers.
+	type CancelProposalOrigin = EnsureRootOrAllTechnicalCommittee;
+	// 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 = EnsureMember<AccountId, TechnicalCommitteeInstance>;
+	type PalletsOrigin = OriginCaller;
+	type Slash = pallet_treasury::Pallet<Runtime>;
+}