mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-13 09:21:05 +00:00
Bernhard Schuster
5f637c510e
* remove connected disconnected state from overseer * foo * split new partial * fix * refactor init code to not require a `OverseerHandle` when we don't have an overseer * intermediate * fixins * X * fixup * foo * fixup * docs * conditional * Update node/service/src/lib.rs * review by ladi
55 lines
1.8 KiB
Rust
55 lines
1.8 KiB
Rust
// Copyright 2020 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot 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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// Polkadot 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 Polkadot. If not, see <http://www.gnu.org/licenses/>.
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use crate::{AllMessages, OverseerSignal};
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use polkadot_node_subsystem_types::errors::SubsystemError;
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use polkadot_overseer_gen::{FromOverseer, SpawnedSubsystem, Subsystem, SubsystemContext};
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/// A dummy subsystem that implements [`Subsystem`] for all
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/// types of messages. Used for tests or as a placeholder.
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#[derive(Clone, Copy, Debug)]
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pub struct DummySubsystem;
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impl<Context> Subsystem<Context, SubsystemError> for DummySubsystem
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where
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Context: SubsystemContext<
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Signal = OverseerSignal,
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Error = SubsystemError,
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AllMessages = AllMessages,
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>,
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{
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fn start(self, mut ctx: Context) -> SpawnedSubsystem<SubsystemError> {
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let future = Box::pin(async move {
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loop {
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match ctx.recv().await {
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Err(_) => return Ok(()),
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Ok(FromOverseer::Signal(OverseerSignal::Conclude)) => return Ok(()),
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Ok(overseer_msg) => {
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tracing::debug!(
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target: "dummy-subsystem",
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"Discarding a message sent from overseer {:?}",
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overseer_msg
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);
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continue
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},
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}
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}
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});
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SpawnedSubsystem { name: "dummy-subsystem", future }
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}
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}
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