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pezkuwi-subxt/substrate/client/cli/src/params/offchain_worker_params.rs
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bernardo 88feb686ee improve ocw validator/collator CLI description (#12931)
* improve ocw validator/collator CLI description

* rename WhenValidating to WhenAuthoring

* Update client/cli/src/arg_enums.rs

Co-authored-by: Alexandru Vasile <60601340+lexnv@users.noreply.github.com>

Co-authored-by: Alexandru Vasile <60601340+lexnv@users.noreply.github.com>
2022-12-16 09:49:36 +01:00

69 lines
2.5 KiB
Rust

// This file is part of Substrate.
// Copyright (C) 2020-2022 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/>.
//! Offchain worker related configuration parameters.
//!
//! A subset of configuration parameters which are relevant to
//! the inner working of offchain workers. The usage is solely
//! targeted at handling input parameter parsing providing
//! a reasonable abstraction.
use clap::{ArgAction, Args};
use sc_network::config::Role;
use sc_service::config::OffchainWorkerConfig;
use crate::{error, OffchainWorkerEnabled};
/// Offchain worker related parameters.
#[derive(Debug, Clone, Args)]
pub struct OffchainWorkerParams {
/// Should execute offchain workers on every block.
///
/// By default it's only enabled for nodes that are authoring new blocks.
#[arg(
long = "offchain-worker",
value_name = "ENABLED",
value_enum,
ignore_case = true,
default_value_t = OffchainWorkerEnabled::WhenAuthority
)]
pub enabled: OffchainWorkerEnabled,
/// Enable Offchain Indexing API, which allows block import to write to Offchain DB.
///
/// Enables a runtime to write directly to a offchain workers
/// DB during block import.
#[arg(long = "enable-offchain-indexing", value_name = "ENABLE_OFFCHAIN_INDEXING", default_value_t = false, action = ArgAction::Set)]
pub indexing_enabled: bool,
}
impl OffchainWorkerParams {
/// Load spec to `Configuration` from `OffchainWorkerParams` and spec factory.
pub fn offchain_worker(&self, role: &Role) -> error::Result<OffchainWorkerConfig> {
let enabled = match (&self.enabled, role) {
(OffchainWorkerEnabled::WhenAuthority, Role::Authority { .. }) => true,
(OffchainWorkerEnabled::Always, _) => true,
(OffchainWorkerEnabled::Never, _) => false,
(OffchainWorkerEnabled::WhenAuthority, _) => false,
};
let indexing_enabled = self.indexing_enabled;
Ok(OffchainWorkerConfig { enabled, indexing_enabled })
}
}