mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-29 19:37:25 +00:00
Cecile Tonglet
e53a932fe4
* Add a command to purge the relay chain only * WIP * Update rococo-parachains/src/cli.rs Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com> * Move cli stuff to its own crate * Copyright dates * Test not working for some reason... * WIP * Revert "WIP" This reverts commit f97cd63742c7df822e4a6e52a29db5e0f56b7bfa. * Fix test to use provided relay chain * Apply suggestions from code review Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com> * Add hint about which database could not be purged Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
51 lines
1.7 KiB
Rust
51 lines
1.7 KiB
Rust
// Copyright 2020-2021 Parity Technologies (UK) Ltd.
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// This file is part of Cumulus.
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// Cumulus 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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// Cumulus 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 Cumulus. If not, see <http://www.gnu.org/licenses/>.
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use codec::Encode;
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use sc_chain_spec::ChainSpec;
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use sp_runtime::traits::{Block as BlockT, Hash as HashT, Header as HeaderT, Zero};
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/// Generate the genesis block from a given ChainSpec.
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pub fn generate_genesis_block<Block: BlockT>(
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chain_spec: &Box<dyn ChainSpec>,
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) -> Result<Block, String> {
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let storage = chain_spec.build_storage()?;
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let child_roots = storage.children_default.iter().map(|(sk, child_content)| {
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let state_root = <<<Block as BlockT>::Header as HeaderT>::Hashing as HashT>::trie_root(
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child_content.data.clone().into_iter().collect(),
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);
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(sk.clone(), state_root.encode())
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});
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let state_root = <<<Block as BlockT>::Header as HeaderT>::Hashing as HashT>::trie_root(
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storage.top.clone().into_iter().chain(child_roots).collect(),
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);
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let extrinsics_root =
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<<<Block as BlockT>::Header as HeaderT>::Hashing as HashT>::trie_root(Vec::new());
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Ok(Block::new(
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<<Block as BlockT>::Header as HeaderT>::new(
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Zero::zero(),
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extrinsics_root,
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state_root,
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Default::default(),
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Default::default(),
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),
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Default::default(),
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))
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}
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