mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-26 21:37:56 +00:00
Vivek Pandya
bc53b9a03a
* Change copyright year to 2023 from 2022 * Fix incorrect update of copyright year * Remove years from copy right header * Fix remaining files * Fix typo in a header and remove update-copyright.sh
103 lines
3.2 KiB
Rust
103 lines
3.2 KiB
Rust
// This file is part of Substrate.
|
|
|
|
// Copyright (C) Parity Technologies (UK) Ltd.
|
|
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
|
|
|
|
// This program 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.
|
|
|
|
// This program 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.
|
|
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
use crate::{CliConfiguration, DatabaseParams, PruningParams, Result as CliResult, SharedParams};
|
|
use parity_scale_codec::{Decode, Encode};
|
|
use sc_client_api::{backend::Backend as BackendT, blockchain::HeaderBackend};
|
|
use sp_blockchain::Info;
|
|
use sp_runtime::traits::{Block as BlockT, Header as HeaderT};
|
|
use std::{fmt::Debug, io};
|
|
|
|
/// The `chain-info` subcommand used to output db meta columns information.
|
|
#[derive(Debug, Clone, clap::Parser)]
|
|
pub struct ChainInfoCmd {
|
|
#[allow(missing_docs)]
|
|
#[clap(flatten)]
|
|
pub pruning_params: PruningParams,
|
|
|
|
#[allow(missing_docs)]
|
|
#[clap(flatten)]
|
|
pub shared_params: SharedParams,
|
|
|
|
#[allow(missing_docs)]
|
|
#[clap(flatten)]
|
|
pub database_params: DatabaseParams,
|
|
}
|
|
|
|
/// Serializable `chain-info` subcommand output.
|
|
#[derive(Clone, Eq, PartialEq, Debug, Encode, Decode, serde::Serialize)]
|
|
struct ChainInfo<B: BlockT> {
|
|
/// Best block hash.
|
|
best_hash: B::Hash,
|
|
/// Best block number.
|
|
best_number: <<B as BlockT>::Header as HeaderT>::Number,
|
|
/// Genesis block hash.
|
|
genesis_hash: B::Hash,
|
|
/// The head of the finalized chain.
|
|
finalized_hash: B::Hash,
|
|
/// Last finalized block number.
|
|
finalized_number: <<B as BlockT>::Header as HeaderT>::Number,
|
|
}
|
|
|
|
impl<B: BlockT> From<Info<B>> for ChainInfo<B> {
|
|
fn from(info: Info<B>) -> Self {
|
|
ChainInfo::<B> {
|
|
best_hash: info.best_hash,
|
|
best_number: info.best_number,
|
|
genesis_hash: info.genesis_hash,
|
|
finalized_hash: info.finalized_hash,
|
|
finalized_number: info.finalized_number,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl ChainInfoCmd {
|
|
/// Run the `chain-info` subcommand
|
|
pub fn run<B>(&self, config: &sc_service::Configuration) -> CliResult<()>
|
|
where
|
|
B: BlockT,
|
|
{
|
|
let db_config = sc_client_db::DatabaseSettings {
|
|
trie_cache_maximum_size: config.trie_cache_maximum_size,
|
|
state_pruning: config.state_pruning.clone(),
|
|
source: config.database.clone(),
|
|
blocks_pruning: config.blocks_pruning,
|
|
};
|
|
let backend = sc_service::new_db_backend::<B>(db_config)?;
|
|
let info: ChainInfo<B> = backend.blockchain().info().into();
|
|
let mut out = io::stdout();
|
|
serde_json::to_writer_pretty(&mut out, &info)
|
|
.map_err(|e| format!("Error writing JSON: {}", e))?;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
impl CliConfiguration for ChainInfoCmd {
|
|
fn shared_params(&self) -> &SharedParams {
|
|
&self.shared_params
|
|
}
|
|
|
|
fn pruning_params(&self) -> Option<&PruningParams> {
|
|
Some(&self.pruning_params)
|
|
}
|
|
|
|
fn database_params(&self) -> Option<&DatabaseParams> {
|
|
Some(&self.database_params)
|
|
}
|
|
}
|