Add multisig pallet and prefund multisig account in the genesis config (

#48)

closes #44 

Co-authored-by: echevrier <edith.chevrier@scs.ch>

node/src/chain_spec.rs

@@ -1,4 +1,4 @@
-use integritee_node_runtime::{AccountId, AuraConfig, BalancesConfig, GenesisConfig, GrandpaConfig, Signature, SudoConfig, SystemConfig, WASM_BINARY, TreasuryPalletId};
+use integritee_node_runtime::{AccountId, AuraConfig, BalancesConfig, GenesisConfig, GrandpaConfig, Signature, SudoConfig, SystemConfig, WASM_BINARY, TreasuryPalletId, Multisig};
 use sc_service::ChainType;
 use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 use sp_core::{sr25519, Pair, Public};
@@ -57,9 +57,17 @@ pub fn development_config() -> Result<ChainSpec, String> {
 				vec![
 					get_account_id_from_seed::<sr25519::Public>("Alice"),
 					get_account_id_from_seed::<sr25519::Public>("Bob"),
+					get_account_id_from_seed::<sr25519::Public>("Dave"),
 					get_account_id_from_seed::<sr25519::Public>("Alice//stash"),
 					get_account_id_from_seed::<sr25519::Public>("Bob//stash"),
 					treasury_account_id(),
+					// The address of a multi-signature account is deterministically generated from the signers and threshold of the multisig wallet.
+					// Creating a multi-sig account from Polkadot-JS Apps UI, always sort the accounts according to the keys. Here we do the same
+					Multisig::multi_account_id(&[
+						get_account_id_from_seed::<sr25519::Public>("Dave"),
+						get_account_id_from_seed::<sr25519::Public>("Bob"),
+						get_account_id_from_seed::<sr25519::Public>("Alice"),
+					], 2),
 				],
 				true,
 			)
@@ -107,6 +115,12 @@ pub fn local_testnet_config() -> Result<ChainSpec, String> {
 					get_account_id_from_seed::<sr25519::Public>("Eve//stash"),
 					get_account_id_from_seed::<sr25519::Public>("Ferdie//stash"),
 					treasury_account_id(),
+					Multisig::multi_account_id(&[
+						get_account_id_from_seed::<sr25519::Public>("Alice"),
+						get_account_id_from_seed::<sr25519::Public>("Bob"),
+						get_account_id_from_seed::<sr25519::Public>("Charlie"),
+						get_account_id_from_seed::<sr25519::Public>("Dave"),
+					], 3),
 				],
 				true,
 			)

runtime/Cargo.toml

@@ -28,6 +28,7 @@ pallet-sudo = { version = "4.0.0-dev", default-features = false, git = "https://
 pallet-timestamp = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "master" }
 pallet-transaction-payment = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "master" }
 pallet-treasury = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "master" }
+pallet-multisig = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "master" }
 
 sp-api = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sp-block-builder = { default-features = false, version = "4.0.0-dev", git = "https://github.com/paritytech/substrate.git", branch = "master" }
@@ -76,6 +77,7 @@ std = [
 	"pallet-transaction-payment-rpc-runtime-api/std",
 	"pallet-transaction-payment/std",
 	"pallet-treasury/std",
+	"pallet-multisig/std",
 	"sp-api/std",
 	"sp-block-builder/std",
 	"sp-consensus-aura/std",
@@ -98,5 +100,6 @@ runtime-benchmarks = [
 	"pallet-balances/runtime-benchmarks",
 	"pallet-timestamp/runtime-benchmarks",
 	"pallet-treasury/runtime-benchmarks",
+	"pallet-multisig/runtime-benchmarks",
 	"sp-runtime/runtime-benchmarks",
 ]

runtime/src/lib.rs

@@ -161,6 +161,11 @@ pub const TEER: Balance = 1_000_000_000_000;
 pub const MILLITEER: Balance = 1_000_000_000;
 pub const MICROTEER: Balance = 1_000_000;
 
+//Logic from polkaodt/kusuma
+pub const fn deposit(items: u32, bytes: u32) -> Balance {
+	items as Balance * 20 * TEER + (bytes as Balance) * 1_000 * MICROTEER
+}
+
 /// added by Integritee
 /// A timestamp: milliseconds since the unix epoch.
 pub type Moment = u64;
@@ -379,6 +384,24 @@ impl pallet_treasury::Config for Runtime {
 	type WeightInfo = ();
 }
 
+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 = 10; //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 = ();
+}
+
 // Create the runtime by composing the FRAME pallets that were previously configured.
 construct_runtime!(
 	pub enum Runtime where
@@ -397,6 +420,7 @@ construct_runtime!(
 		// added by Integritee
 		Teerex: pallet_teerex::{Pallet, Call, Storage, Event<T>},
 		Treasury: pallet_treasury::{Pallet, Call, Storage, Config, Event<T>},
+		Multisig: pallet_multisig::{Pallet, Call, Storage, Event<T>},
 	}
 );
 
@@ -574,7 +598,7 @@ impl_runtime_apis! {
 			list_benchmark!(list, extra, pallet_balances, Balances);
 			list_benchmark!(list, extra, pallet_timestamp, Timestamp);
 			list_benchmark!(list, extra, pallet_treasury, Treasury);
-
+			list_benchmark!(list, extra, pallet_multisig, Multisig);
 			let storage_info = AllPalletsWithSystem::storage_info();
 
 			return (list, storage_info)
@@ -610,6 +634,7 @@ impl_runtime_apis! {
 			add_benchmark!(params, batches, pallet_balances, Balances);
 			add_benchmark!(params, batches, pallet_timestamp, Timestamp);
 			add_benchmark!(params, batches, pallet_treasury, Treasury);
+			add_benchmark!(params, batches, pallet_multisig, Multisig);
 
 			if batches.is_empty() { return Err("Benchmark not found for this pallet.".into()) }
 			Ok(batches)