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added 'pallet-elections-phragmen' #6

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19 changes: 19 additions & 0 deletions Cargo.lock
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14 changes: 11 additions & 3 deletions node/src/chain_spec.rs
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Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
use node_template_runtime::{
opaque::Block, wasm_binary_unwrap, AccountId, AuraConfig, AuthorityDiscoveryConfig, BabeConfig,
Balance, BalancesConfig, CouncilConfig, DemocracyConfig, GenesisConfig, GrandpaConfig,
ImOnlineConfig, IndicesConfig, MaxNominations, NominationPoolsConfig, SessionConfig,
SessionKeys, Signature, StakerStatus, StakingConfig, SudoConfig, SystemConfig,
Balance, BalancesConfig, CouncilConfig, DemocracyConfig, ElectionsConfig, GenesisConfig,
GrandpaConfig, ImOnlineConfig, IndicesConfig, MaxNominations, NominationPoolsConfig,
SessionConfig, SessionKeys, Signature, StakerStatus, StakingConfig, SudoConfig, SystemConfig,
TechnicalCommitteeConfig, DOLLARS,
};
use pallet_im_online::sr25519::AuthorityId as ImOnlineId;
Expand Down Expand Up @@ -260,6 +260,14 @@ pub fn testnet_genesis(
assets: Default::default(),
democracy: DemocracyConfig::default(),
indices: IndicesConfig { indices: vec![] },
elections: ElectionsConfig {
members: endowed_accounts
.iter()
.take((num_endowed_accounts + 1) / 2)
.cloned()
.map(|member| (member, STASH))
.collect(),
},
transaction_payment: Default::default(),
}
}
4 changes: 4 additions & 0 deletions runtime/Cargo.toml
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Expand Up @@ -17,6 +17,7 @@ targets = ["x86_64-unknown-linux-gnu"]
# third-party dependencies
codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
static_assertions = "1.1.0"

# primitives
node-primitives = { version = "2.0.0", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
Expand Down Expand Up @@ -57,6 +58,7 @@ pallet-contracts-primitives = { version = "6.0.0", default-features = false, git
pallet-contracts-rpc-runtime-api = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-conviction-voting = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-democracy = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-elections-phragmen = { version = "5.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-election-provider-multi-phase = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-grandpa = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
pallet-im-online = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.28" }
Expand Down Expand Up @@ -116,6 +118,7 @@ std = [
"pallet-contracts-rpc-runtime-api/std",
"pallet-conviction-voting/std",
"pallet-democracy/std",
"pallet-elections-phragmen/std",
"pallet-election-provider-multi-phase/std",
"pallet-grandpa/std",
"pallet-im-online/std",
Expand Down Expand Up @@ -179,6 +182,7 @@ try-runtime = [
"pallet-collective/try-runtime",
"pallet-conviction-voting/try-runtime",
"pallet-democracy/try-runtime",
"pallet-elections-phragmen/try-runtime",
"pallet-election-provider-multi-phase/try-runtime",
"pallet-grandpa/try-runtime",
"pallet-im-online/try-runtime",
Expand Down
44 changes: 43 additions & 1 deletion runtime/src/lib.rs
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Expand Up @@ -21,7 +21,7 @@ use frame_election_provider_support::{
onchain, BalancingConfig, ElectionDataProvider, SequentialPhragmen, VoteWeight,
};
use frame_support::{
traits::{ConstU16, TotalIssuanceOf},
traits::{ConstU16, LockIdentifier, TotalIssuanceOf},
weights::DispatchClass,
PalletId,
};
Expand All @@ -47,6 +47,7 @@ use sp_std::prelude::*;
#[cfg(feature = "std")]
use sp_version::NativeVersion;
use sp_version::RuntimeVersion;
use static_assertions::const_assert;

// A few exports that help ease life for downstream crates.
pub use frame_support::{
Expand Down Expand Up @@ -1076,6 +1077,46 @@ impl pallet_indices::Config for Runtime {
type WeightInfo = pallet_indices::weights::SubstrateWeight<Runtime>;
}

parameter_types! {
pub const CandidacyBond: Balance = 10 * DOLLARS;
// 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 = 13;
pub const DesiredRunnersUp: u32 = 7;
pub const ElectionsPhragmenPalletId: LockIdentifier = *b"phrelect";
pub const MaxCandidates: u32 = 10;
pub const MaxVoters: u32 = 100;
}

// Make sure that there are no more than `MaxMembers` members elected via elections-phragmen.
const_assert!(DesiredMembers::get() <= CouncilMaxMembers::get());

// TODO - Update settings
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 = ();
type KickedMember = ();
type DesiredMembers = DesiredMembers;
type DesiredRunnersUp = DesiredRunnersUp;
type TermDuration = TermDuration;
type WeightInfo = pallet_elections_phragmen::weights::SubstrateWeight<Runtime>;
type MaxCandidates = MaxCandidates;
type MaxVoters = MaxVoters;
}

impl pallet_sudo::Config for Runtime {
type Event = Event;
type Call = Call;
Expand Down Expand Up @@ -1145,6 +1186,7 @@ construct_runtime!(
AssetTxPayment: pallet_asset_tx_payment,
Democracy: pallet_democracy,
Indices: pallet_indices,
Elections: pallet_elections_phragmen,
}
);

Expand Down