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get_preset for CollectivesPolkadot
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system-parachains/collectives/collectives-polkadot/src/genesis_config_presets.rs
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,87 @@ | ||
| // Copyright (C) Parity Technologies (UK) Ltd. | ||
| // This file is part of Polkadot. | ||
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| // Polkadot is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
|
|
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| // Polkadot 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 General Public License for more details. | ||
|
|
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| // You should have received a copy of the GNU General Public License | ||
| // along with Polkadot. If not, see <http://www.gnu.org/licenses/>. | ||
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| //! Genesis configs presets for the CollectivesPolkadot runtime | ||
| use crate::*; | ||
| use sp_std::vec::Vec; | ||
| use system_parachains_constants::genesis_presets::*; | ||
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| const COLLECTIVES_POLKADOT_ED: Balance = crate::ExistentialDeposit::get(); | ||
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| fn collectives_polkadot_genesis( | ||
| invulnerables: Vec<(AccountId, AuraId)>, | ||
| endowed_accounts: Vec<AccountId>, | ||
| id: ParaId, | ||
| ) -> serde_json::Value { | ||
| serde_json::json!({ | ||
| "balances": BalancesConfig { | ||
| balances: endowed_accounts | ||
| .iter() | ||
| .cloned() | ||
| .map(|k| (k, COLLECTIVES_POLKADOT_ED * 4096 * 4096)) | ||
| .collect(), | ||
| }, | ||
| "parachainInfo": ParachainInfoConfig { | ||
| parachain_id: id, | ||
| ..Default::default() | ||
| }, | ||
| "collatorSelection": CollatorSelectionConfig { | ||
| invulnerables: invulnerables.iter().cloned().map(|(acc, _)| acc).collect(), | ||
| candidacy_bond: COLLECTIVES_POLKADOT_ED * 16, | ||
| ..Default::default() | ||
| }, | ||
| "session": SessionConfig { | ||
| keys: invulnerables | ||
| .into_iter() | ||
| .map(|(acc, aura)| { | ||
| ( | ||
| acc.clone(), // account id | ||
| acc, // validator id | ||
| SessionKeys { aura }, // session keys | ||
| ) | ||
| }) | ||
| .collect(), | ||
| }, | ||
| "polkadotXcm": { | ||
| "safeXcmVersion": Some(SAFE_XCM_VERSION), | ||
| }, | ||
| // no need to pass anything to aura, in fact it will panic if we do. Session will take care | ||
| // of this. `aura: Default::default()` | ||
| }) | ||
| } | ||
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| pub fn collectives_polkadot_local_testnet_genesis(para_id: ParaId) -> serde_json::Value { | ||
| collectives_polkadot_genesis(invulnerables(), testnet_accounts(), para_id) | ||
| } | ||
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| fn collectives_polkadot_development_genesis(para_id: ParaId) -> serde_json::Value { | ||
| collectives_polkadot_local_testnet_genesis(para_id) | ||
| } | ||
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| /// Provides the JSON representation of predefined genesis config for given `id`. | ||
| pub fn get_preset(id: &sp_genesis_builder::PresetId) -> Option<sp_std::vec::Vec<u8>> { | ||
| let patch = match id.try_into() { | ||
| Ok("development") => collectives_polkadot_development_genesis(1002.into()), | ||
| Ok("local_testnet") => collectives_polkadot_local_testnet_genesis(1002.into()), | ||
| _ => return None, | ||
| }; | ||
| Some( | ||
| serde_json::to_string(&patch) | ||
| .expect("serialization to json is expected to work. qed.") | ||
| .into_bytes(), | ||
| ) | ||
| } |
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