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Squashed 'bridges/' content from commit 89a76998f
git-subtree-dir: bridges git-subtree-split: 89a76998f93c8219e9b1f785dcce73d4891e7068
This commit is contained in:
Hernando Castano
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// Copyright 2019-2021 Parity Technologies (UK) Ltd.
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// This file is part of Parity Bridges Common.
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// Parity Bridges Common is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Bridges Common is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
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use bp_millau::derive_account_from_rialto_id;
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use millau_runtime::{
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AccountId, AuraConfig, BalancesConfig, BridgeWestendGrandpaConfig, GenesisConfig, GrandpaConfig, SessionConfig,
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SessionKeys, Signature, SudoConfig, SystemConfig, WASM_BINARY,
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};
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use sp_consensus_aura::sr25519::AuthorityId as AuraId;
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use sp_core::{sr25519, Pair, Public};
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use sp_finality_grandpa::AuthorityId as GrandpaId;
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use sp_runtime::traits::{IdentifyAccount, Verify};
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/// Specialized `ChainSpec`. This is a specialization of the general Substrate ChainSpec type.
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pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig>;
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/// The chain specification option. This is expected to come in from the CLI and
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/// is little more than one of a number of alternatives which can easily be converted
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/// from a string (`--chain=...`) into a `ChainSpec`.
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#[derive(Clone, Debug)]
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pub enum Alternative {
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/// Whatever the current runtime is, with just Alice as an auth.
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Development,
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/// Whatever the current runtime is, with simple Alice/Bob/Charlie/Dave/Eve auths.
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LocalTestnet,
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}
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/// Helper function to generate a crypto pair from seed
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pub fn get_from_seed<TPublic: Public>(seed: &str) -> <TPublic::Pair as Pair>::Public {
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TPublic::Pair::from_string(&format!("//{}", seed), None)
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.expect("static values are valid; qed")
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.public()
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}
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type AccountPublic = <Signature as Verify>::Signer;
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/// Helper function to generate an account ID from seed
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pub fn get_account_id_from_seed<TPublic: Public>(seed: &str) -> AccountId
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where
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AccountPublic: From<<TPublic::Pair as Pair>::Public>,
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{
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AccountPublic::from(get_from_seed::<TPublic>(seed)).into_account()
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}
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/// Helper function to generate an authority key for Aura
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pub fn get_authority_keys_from_seed(s: &str) -> (AccountId, AuraId, GrandpaId) {
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(
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get_account_id_from_seed::<sr25519::Public>(s),
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get_from_seed::<AuraId>(s),
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get_from_seed::<GrandpaId>(s),
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)
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}
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impl Alternative {
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/// Get an actual chain config from one of the alternatives.
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pub(crate) fn load(self) -> ChainSpec {
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match self {
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Alternative::Development => ChainSpec::from_genesis(
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"Development",
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"dev",
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sc_service::ChainType::Development,
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|| {
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testnet_genesis(
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vec![get_authority_keys_from_seed("Alice")],
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get_account_id_from_seed::<sr25519::Public>("Alice"),
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vec![
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get_account_id_from_seed::<sr25519::Public>("Alice"),
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get_account_id_from_seed::<sr25519::Public>("Bob"),
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get_account_id_from_seed::<sr25519::Public>("Alice//stash"),
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get_account_id_from_seed::<sr25519::Public>("Bob//stash"),
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],
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true,
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)
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},
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vec![],
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None,
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None,
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None,
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None,
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),
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Alternative::LocalTestnet => ChainSpec::from_genesis(
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"Local Testnet",
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"local_testnet",
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sc_service::ChainType::Local,
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|| {
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testnet_genesis(
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vec![
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get_authority_keys_from_seed("Alice"),
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get_authority_keys_from_seed("Bob"),
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get_authority_keys_from_seed("Charlie"),
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get_authority_keys_from_seed("Dave"),
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get_authority_keys_from_seed("Eve"),
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],
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get_account_id_from_seed::<sr25519::Public>("Alice"),
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vec![
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get_account_id_from_seed::<sr25519::Public>("Alice"),
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get_account_id_from_seed::<sr25519::Public>("Bob"),
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get_account_id_from_seed::<sr25519::Public>("Charlie"),
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get_account_id_from_seed::<sr25519::Public>("Dave"),
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get_account_id_from_seed::<sr25519::Public>("Eve"),
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get_account_id_from_seed::<sr25519::Public>("Ferdie"),
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get_account_id_from_seed::<sr25519::Public>("George"),
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get_account_id_from_seed::<sr25519::Public>("Harry"),
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get_account_id_from_seed::<sr25519::Public>("Alice//stash"),
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get_account_id_from_seed::<sr25519::Public>("Bob//stash"),
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get_account_id_from_seed::<sr25519::Public>("Charlie//stash"),
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get_account_id_from_seed::<sr25519::Public>("Dave//stash"),
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get_account_id_from_seed::<sr25519::Public>("Eve//stash"),
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get_account_id_from_seed::<sr25519::Public>("Ferdie//stash"),
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get_account_id_from_seed::<sr25519::Public>("George//stash"),
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get_account_id_from_seed::<sr25519::Public>("Harry//stash"),
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pallet_bridge_messages::Pallet::<
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millau_runtime::Runtime,
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pallet_bridge_messages::DefaultInstance,
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>::relayer_fund_account_id(),
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derive_account_from_rialto_id(bp_runtime::SourceAccount::Account(
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get_account_id_from_seed::<sr25519::Public>("Dave"),
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)),
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],
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true,
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)
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},
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vec![],
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None,
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None,
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None,
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None,
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),
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}
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}
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}
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fn session_keys(aura: AuraId, grandpa: GrandpaId) -> SessionKeys {
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SessionKeys { aura, grandpa }
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}
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fn testnet_genesis(
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initial_authorities: Vec<(AccountId, AuraId, GrandpaId)>,
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root_key: AccountId,
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endowed_accounts: Vec<AccountId>,
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_enable_println: bool,
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) -> GenesisConfig {
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GenesisConfig {
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frame_system: SystemConfig {
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code: WASM_BINARY.to_vec(),
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changes_trie_config: Default::default(),
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},
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pallet_balances: BalancesConfig {
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balances: endowed_accounts.iter().cloned().map(|k| (k, 1 << 50)).collect(),
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},
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pallet_aura: AuraConfig {
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authorities: Vec::new(),
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},
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pallet_grandpa: GrandpaConfig {
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authorities: Vec::new(),
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},
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pallet_sudo: SudoConfig { key: root_key },
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pallet_session: SessionConfig {
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keys: initial_authorities
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.iter()
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.map(|x| (x.0.clone(), x.0.clone(), session_keys(x.1.clone(), x.2.clone())))
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.collect::<Vec<_>>(),
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},
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pallet_bridge_grandpa_Instance1: BridgeWestendGrandpaConfig {
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// for our deployments to avoid multiple same-nonces transactions:
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// //Alice is already used to initialize Rialto<->Millau bridge
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// => let's use //George to initialize Westend->Millau bridge
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owner: Some(get_account_id_from_seed::<sr25519::Public>("George")),
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..Default::default()
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},
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}
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}
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#[test]
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fn derived_dave_account_is_as_expected() {
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let dave = get_account_id_from_seed::<sr25519::Public>("Dave");
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let derived: AccountId = derive_account_from_rialto_id(bp_runtime::SourceAccount::Account(dave));
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assert_eq!(
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derived.to_string(),
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"5DNW6UVnb7TN6wX5KwXtDYR3Eccecbdzuw89HqjyNfkzce6J".to_string()
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);
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}
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