socktop/socktop_agent/src/state.rs

54 lines
1.7 KiB
Rust

//! Shared agent state: sysinfo handles and hot JSON cache.
use std::sync::atomic::AtomicUsize;
use std::sync::Arc;
use sysinfo::{Components, Disks, Networks, System};
use tokio::sync::{Mutex, Notify, RwLock};
pub type SharedSystem = Arc<Mutex<System>>;
pub type SharedComponents = Arc<Mutex<Components>>;
pub type SharedDisks = Arc<Mutex<Disks>>;
pub type SharedNetworks = Arc<Mutex<Networks>>;
#[derive(Clone)]
pub struct AppState {
// Persistent sysinfo handles
pub sys: SharedSystem,
// Last serialized JSON snapshot for fast WS responses
pub last_json: Arc<RwLock<String>>,
// Adaptive sampling controls
pub client_count: Arc<AtomicUsize>,
pub wake_sampler: Arc<Notify>,
pub auth_token: Option<String>,
// Cached containers (enumerated once; refreshed per tick)
pub components: SharedComponents,
pub disks: SharedDisks,
pub networks: SharedNetworks,
}
impl AppState {
#[allow(dead_code)]
pub fn new() -> Self {
let sys = System::new(); // targeted refreshes per tick
let components = Components::new_with_refreshed_list(); // enumerate once
let disks = Disks::new_with_refreshed_list();
let networks = Networks::new_with_refreshed_list();
Self {
sys: Arc::new(Mutex::new(sys)),
components: Arc::new(Mutex::new(components)),
disks: Arc::new(Mutex::new(disks)),
networks: Arc::new(Mutex::new(networks)),
last_json: Arc::new(RwLock::new(String::new())),
client_count: Arc::new(AtomicUsize::new(0)),
wake_sampler: Arc::new(Notify::new()),
auth_token: std::env::var("SOCKTOP_TOKEN")
.ok()
.filter(|s| !s.is_empty()),
}
}
}