mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Guillaume Thiolliere
2d4aa3a42e
* rename Trait -> Config * revert diener changes * rename HostConfig to ActiveConfig as more meaningful * fix merge * "Update Substrate" * cargo update -p sp-io Co-authored-by: parity-processbot <>
75 lines
2.7 KiB
Rust
75 lines
2.7 KiB
Rust
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot 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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// Polkadot 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 Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Utilities that don't belong to any particular module but may draw
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//! on all modules.
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use sp_runtime::traits::{One, Saturating};
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use primitives::v1::{Id as ParaId, PersistedValidationData, TransientValidationData};
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use crate::{configuration, paras, dmp, hrmp};
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/// Make the persisted validation data for a particular parachain.
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///
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/// This ties together the storage of several modules.
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pub fn make_persisted_validation_data<T: paras::Config + hrmp::Config>(
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para_id: ParaId,
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) -> Option<PersistedValidationData<T::BlockNumber>> {
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let config = <configuration::Module<T>>::config();
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let relay_parent_number = <frame_system::Module<T>>::block_number() - One::one();
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Some(PersistedValidationData {
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parent_head: <paras::Module<T>>::para_head(¶_id)?,
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block_number: relay_parent_number,
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hrmp_mqc_heads: <hrmp::Module<T>>::hrmp_mqc_heads(para_id),
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dmq_mqc_head: <dmp::Module<T>>::dmq_mqc_head(para_id),
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max_pov_size: config.max_pov_size,
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})
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}
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/// Make the transient validation data for a particular parachain.
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///
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/// This ties together the storage of several modules.
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pub fn make_transient_validation_data<T: paras::Config + dmp::Config>(
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para_id: ParaId,
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) -> Option<TransientValidationData<T::BlockNumber>> {
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let config = <configuration::Module<T>>::config();
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let relay_parent_number = <frame_system::Module<T>>::block_number() - One::one();
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let freq = config.validation_upgrade_frequency;
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let delay = config.validation_upgrade_delay;
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let last_code_upgrade = <paras::Module<T>>::last_code_upgrade(para_id, true);
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let can_upgrade_code = last_code_upgrade.map_or(
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true,
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|l| { l <= relay_parent_number && relay_parent_number.saturating_sub(l) >= freq },
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);
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let code_upgrade_allowed = if can_upgrade_code {
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Some(relay_parent_number + delay)
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} else {
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None
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};
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Some(TransientValidationData {
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max_code_size: config.max_code_size,
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max_head_data_size: config.max_head_data_size,
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balance: 0,
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code_upgrade_allowed,
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dmq_length: <dmp::Module<T>>::dmq_length(para_id),
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})
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}
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