Files
bichon/crates/core/src/common/signal.rs
T

53 lines
1.6 KiB
Rust

//
// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
//
// This file is part of the Bichon Email Archiving Project
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
use std::sync::LazyLock;
use crate::{context::Initialize, error::BichonResult, utils::shutdown::shutdown_signal};
use tokio::sync::broadcast;
pub static SIGNAL_MANAGER: LazyLock<SignalManager> = LazyLock::new(SignalManager::new);
pub struct SignalManager {
sender: broadcast::Sender<()>,
}
impl SignalManager {
pub fn new() -> Self {
let (sender, _) = broadcast::channel(1);
SignalManager { sender }
}
pub fn subscribe(&self) -> broadcast::Receiver<()> {
self.sender.subscribe()
}
}
impl Initialize for SignalManager {
async fn initialize() -> BichonResult<()> {
tokio::spawn({
async move {
shutdown_signal().await;
println!("\nSending shutdown signal...");
let _ = SIGNAL_MANAGER.sender.send(());
}
});
Ok(())
}
}