feat: add GenesisConfig to identity pallet

substrate/bin/node/cli/src/chain_spec.rs

@@ -21,9 +21,9 @@
 use grandpa_primitives::AuthorityId as GrandpaId;
 use kitchensink_runtime::{
 	constants::currency::*, wasm_binary_unwrap, BabeConfig, BalancesConfig, Block, CouncilConfig,
-	DemocracyConfig, ElectionsConfig, ImOnlineConfig, IndicesConfig, MaxNominations,
-	NominationPoolsConfig, SessionConfig, SessionKeys, SocietyConfig, StakerStatus, StakingConfig,
-	SudoConfig, SystemConfig, TechnicalCommitteeConfig,
+	DemocracyConfig, ElectionsConfig, IdentityConfig, ImOnlineConfig, IndicesConfig,
+	MaxNominations, NominationPoolsConfig, SessionConfig, SessionKeys, SocietyConfig, StakerStatus,
+	StakingConfig, SudoConfig, SystemConfig, TechnicalCommitteeConfig,
 };
 use pallet_im_online::sr25519::AuthorityId as ImOnlineId;
 use sc_chain_spec::ChainSpecExtension;
@@ -315,6 +315,7 @@ pub fn testnet_genesis(
 		balances: BalancesConfig {
 			balances: endowed_accounts.iter().cloned().map(|x| (x, ENDOWMENT)).collect(),
 		},
+		identity: IdentityConfig { registrars: vec![] },
 		indices: IndicesConfig { indices: vec![] },
 		session: SessionConfig {
 			keys: initial_authorities

substrate/bin/node/testing/src/genesis.rs

@@ -21,8 +21,8 @@
 use crate::keyring::*;
 use kitchensink_runtime::{
 	constants::currency::*, wasm_binary_unwrap, AccountId, AssetsConfig, BabeConfig,
-	BalancesConfig, GluttonConfig, GrandpaConfig, IndicesConfig, RuntimeGenesisConfig,
-	SessionConfig, SocietyConfig, StakerStatus, StakingConfig, SystemConfig,
+	BalancesConfig, GluttonConfig, GrandpaConfig, IdentityConfig, IndicesConfig,
+	RuntimeGenesisConfig, SessionConfig, SocietyConfig, StakerStatus, StakingConfig, SystemConfig,
 	BABE_GENESIS_EPOCH_CONFIG,
 };
 use sp_keyring::{Ed25519Keyring, Sr25519Keyring};
@@ -52,6 +52,7 @@ pub fn config_endowed(code: Option<&[u8]>, extra_endowed: Vec<AccountId>) -> Run
 			code: code.map(|x| x.to_vec()).unwrap_or_else(|| wasm_binary_unwrap().to_vec()),
 			..Default::default()
 		},
+		identity: IdentityConfig { registrars: vec![] },
 		indices: IndicesConfig { indices: vec![] },
 		balances: BalancesConfig { balances: endowed },
 		session: SessionConfig {

substrate/frame/identity/src/lib.rs

@@ -99,6 +99,7 @@ type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
+	use enumflags2::BitFlags;
 	use frame_support::pallet_prelude::*;
 	use frame_system::pallet_prelude::*;
 
@@ -201,6 +202,55 @@ pub mod pallet {
 		ValueQuery,
 	>;
 
+	#[pallet::genesis_config]
+	pub struct GenesisConfig<T: Config> {
+		pub registrars: Vec<(T::AccountId, Vec<(T::AccountId, BoundedVec<u8, ConstU32<32>>)>)>,
+	}
+
+	impl<T: Config> Default for GenesisConfig<T> {
+		fn default() -> Self {
+			GenesisConfig { registrars: Default::default() }
+		}
+	}
+
+	#[pallet::genesis_build]
+	impl<T: Config> BuildGenesisConfig for GenesisConfig<T> {
+		fn build(&self) {
+			for (registrar, identities) in &self.registrars {
+				<Registrars<T>>::put(
+					BoundedVec::try_from(vec![Some(RegistrarInfo {
+						account: registrar.clone(),
+						fee: Zero::zero(),
+						fields: IdentityFields(<BitFlags<IdentityField>>::all()),
+					})])
+					.unwrap(),
+				);
+				for (account, name) in identities {
+					let judgements =
+						BoundedVec::try_from(vec![(0, Judgement::KnownGood); 1]).unwrap();
+					<IdentityOf<T>>::insert(
+						account,
+						Registration {
+							info: IdentityInfo {
+								display: Data::Raw(name.clone()),
+								twitter: Data::None,
+								riot: Data::None,
+								email: Data::None,
+								pgp_fingerprint: None,
+								image: Data::None,
+								legal: Data::None,
+								web: Data::None,
+								additional: BoundedVec::default(),
+							},
+							judgements,
+							deposit: Zero::zero(),
+						},
+					);
+				}
+			}
+		}
+	}
+
 	#[pallet::error]
 	pub enum Error<T> {
 		/// Too many subs-accounts.

substrate/frame/identity/src/tests.rs

@@ -619,3 +619,35 @@ fn test_has_identity() {
 		));
 	});
 }
+
+#[test]
+fn test_genesis_config_should_register_identities() {
+	let mut t = frame_system::GenesisConfig::<Test>::default().build_storage().unwrap();
+	pallet_identity::GenesisConfig::<Test> {
+		registrars: vec![(
+			0,
+			vec![
+				(1, BoundedVec::try_from("One".to_string().as_bytes().to_vec()).unwrap()),
+				(2, BoundedVec::try_from("Two".to_string().as_bytes().to_vec()).unwrap()),
+				(3, BoundedVec::try_from("Three".to_string().as_bytes().to_vec()).unwrap()),
+			],
+		)],
+	}
+	.assimilate_storage(&mut t)
+	.unwrap();
+	let mut ext: sp_io::TestExternalities = t.into();
+	ext.execute_with(|| {
+		assert_eq!(
+			Identity::identity(1).unwrap().info.display,
+			Data::Raw(b"One".to_vec().try_into().unwrap())
+		);
+		assert_eq!(
+			Identity::identity(2).unwrap().info.display,
+			Data::Raw(b"Two".to_vec().try_into().unwrap())
+		);
+		assert_eq!(
+			Identity::identity(3).unwrap().info.display,
+			Data::Raw(b"Three".to_vec().try_into().unwrap())
+		);
+	});
+}