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#![cfg(target_os = "linux")]
//! DBus system connection
pub use dbus;
use dbus::blocking::SyncConnection;
use once_cell::sync::Lazy;
use std::sync::{Arc, Mutex};
pub mod network_manager;
pub mod systemd;
pub mod systemd_resolved;
static DBUS_CONNECTION: Lazy<Mutex<Option<Arc<SyncConnection>>>> = Lazy::new(|| Mutex::new(None));
/// Reuse or create a system DBus connection.
pub fn get_connection() -> Result<Arc<SyncConnection>, dbus::Error> {
let mut connection = DBUS_CONNECTION.lock().expect("DBus lock poisoned");
match &*connection {
Some(existing_connection) => Ok(existing_connection.clone()),
None => {
let new_connection = Arc::new(SyncConnection::new_system()?);
*connection = Some(new_connection.clone());
Ok(new_connection)
}
}
}
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