metric

src/router.rs

 use crate::data::{ConnectionData, RouterData};
 use crate::protocol::{Downlink, MessageType, PeerQuality, Uplink};
 use crate::quality::Quality;
-use crate::settings::{HALF_LIFE, PENALTY};
+use crate::settings::{HALF_LIFE, PENALTY, PENALTY_MIN};
 use crate::UpdatingState;
 use serde::Serialize;
 use std::collections::BTreeMap;
@@ -140,7 +140,7 @@ impl Router {
     }
 
     pub fn penalty(&self, now: Instant) -> i32 {
-        (PENALTY as f32 * f32::exp2(-now.duration_since(self.last_update).div_duration_f32(HALF_LIFE))) as i32
+        PENALTY_MIN + (PENALTY as f32 * f32::exp2(-now.duration_since(self.last_update).div_duration_f32(HALF_LIFE))) as i32
     }
 
     pub fn update(&self, now: Instant, routers: &BTreeMap<u8, Router>, connections: &BTreeMap<u8, BTreeMap<u8, ConnectionData>>) -> Option<Downlink> {

src/settings.rs

@@ -11,3 +11,4 @@ pub struct Settings {
 pub const TIMEOUT: Duration = Duration::from_secs(20);
 pub const HALF_LIFE: Duration = Duration::from_secs(60);
 pub const PENALTY: i32 = 100;
+pub const PENALTY_MIN: i32 = 10;