mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-26 15:47:58 +00:00
Arkadiy Paronyan
dc0bf210fb
* ChainSpec trait * Apply suggestions from code review Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com> * Added docs * Fixed build * Fixed build Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
67 lines
2.3 KiB
Rust
67 lines
2.3 KiB
Rust
// Copyright 2020 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate 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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// Substrate 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 Substrate. If not, see <http://www.gnu.org/licenses/>.
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use structopt::StructOpt;
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use sc_service::{Configuration, PruningMode};
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use crate::error;
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/// Parameters to define the pruning mode
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#[derive(Debug, StructOpt, Clone)]
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pub struct PruningParams {
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/// Specify the state pruning mode, a number of blocks to keep or 'archive'.
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///
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/// Default is to keep all block states if the node is running as a
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/// validator (i.e. 'archive'), otherwise state is only kept for the last
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/// 256 blocks.
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#[structopt(long = "pruning", value_name = "PRUNING_MODE")]
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pub pruning: Option<String>,
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}
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impl PruningParams {
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/// Put block pruning CLI params into `config` object.
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pub fn update_config(
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&self,
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mut config: &mut Configuration,
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role: sc_service::Roles,
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unsafe_pruning: bool,
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) -> error::Result<()> {
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// by default we disable pruning if the node is an authority (i.e.
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// `ArchiveAll`), otherwise we keep state for the last 256 blocks. if the
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// node is an authority and pruning is enabled explicitly, then we error
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// unless `unsafe_pruning` is set.
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config.pruning = match &self.pruning {
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Some(ref s) if s == "archive" => PruningMode::ArchiveAll,
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None if role == sc_service::Roles::AUTHORITY => PruningMode::ArchiveAll,
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None => PruningMode::default(),
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Some(s) => {
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if role == sc_service::Roles::AUTHORITY && !unsafe_pruning {
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return Err(error::Error::Input(
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"Validators should run with state pruning disabled (i.e. archive). \
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You can ignore this check with `--unsafe-pruning`.".to_string()
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));
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}
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PruningMode::keep_blocks(s.parse()
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.map_err(|_| error::Error::Input("Invalid pruning mode specified".to_string()))?
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)
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},
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};
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Ok(())
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}
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}
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