mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Bastian Köcher
b2021030cc
* Make it clear in CLI that paritydb is experimental Sadly this is a breaking change for the CLI. * Update client/cli/src/params/database_params.rs Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com> Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com>
70 lines
2.1 KiB
Rust
70 lines
2.1 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2018-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// This program 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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// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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use crate::arg_enums::Database;
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use structopt::StructOpt;
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use sc_service::TransactionStorageMode;
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/// Parameters for block import.
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#[derive(Debug, StructOpt)]
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pub struct DatabaseParams {
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/// Select database backend to use.
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#[structopt(
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long,
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alias = "db",
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value_name = "DB",
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case_insensitive = true,
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possible_values = &Database::variants(),
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)]
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pub database: Option<Database>,
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/// Limit the memory the database cache can use.
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#[structopt(long = "db-cache", value_name = "MiB")]
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pub database_cache_size: Option<usize>,
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/// Enable storage chain mode
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///
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/// This changes the storage format for blocks bodies.
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/// If this is enabled, each transaction is stored separately in the
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/// transaction database column and is only referenced by hash
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/// in the block body column.
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#[structopt(long)]
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pub storage_chain: bool,
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}
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impl DatabaseParams {
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/// Limit the memory the database cache can use.
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pub fn database(&self) -> Option<Database> {
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self.database
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}
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/// Limit the memory the database cache can use.
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pub fn database_cache_size(&self) -> Option<usize> {
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self.database_cache_size
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}
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/// Transaction storage scheme.
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pub fn transaction_storage(&self) -> TransactionStorageMode {
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if self.storage_chain {
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TransactionStorageMode::StorageChain
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} else {
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TransactionStorageMode::BlockBody
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}
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}
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}
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