fix

src/main.rs

@@ -5,7 +5,7 @@ use crate::router::Router;
 use crate::server::Server;
 use crate::settings::{Settings, INTERVAL};
 use config::Config;
-use std::collections::HashMap;
+use std::collections::BTreeMap;
 use std::fs;
 use std::time::SystemTime;
 use tokio::net::UdpSocket;
@@ -24,8 +24,8 @@ mod settings;
 async fn main() -> anyhow::Result<()> {
     let config: Settings = Config::builder().add_source(config::Environment::default()).build()?.try_deserialize()?;
     let routers_data = serde_json::from_slice::<Vec<RouterData>>(&fs::read("import/data/Router.json")?)?;
-    let mut routers: HashMap<u8, Router> = routers_data.iter().map(|r| (r.id, Router::new(r, &config))).collect();
-    let connections = serde_json::from_slice::<HashMap<u8, HashMap<u8, Connection>>>(&fs::read("import/connections.json")?)?;
+    let mut routers: BTreeMap<u8, Router> = routers_data.iter().map(|r| (r.id, Router::new(r, &config))).collect();
+    let connections = serde_json::from_slice::<BTreeMap<u8, BTreeMap<u8, Connection>>>(&fs::read("import/connections.json")?)?;
     // let groups: Vec<GatewayGroup> = serde_json::from_slice(&fs::read("import/GatewayGroup.json")?)?;
 
     let mut server = Server::new(
@@ -33,7 +33,7 @@ async fn main() -> anyhow::Result<()> {
         // groups
         //     .iter()
         //     .map(|g| (g.id, g.routers(&groups, &routers_data)))
-        //     .collect::<HashMap<u16, HashSet<u8>>>(),
+        //     .collect::<BTreeMap<u16, HashSet<u8>>>(),
     );
 
     let mut hello = Hello { time: 0 };

src/router.rs

@@ -2,7 +2,7 @@ use crate::data::Router as RouterData;
 use crate::protocol::{Hello, PeerQuality};
 use crate::settings::{Settings, HISTORY, INTERVAL, TIMEOUT};
 use average::Mean;
-use std::collections::HashMap;
+use std::collections::BTreeMap;
 use std::net::{IpAddr, SocketAddr};
 use std::time::SystemTime;
 
@@ -15,7 +15,7 @@ pub struct Router {
 }
 
 impl Router {
-    pub fn get(routers: &mut HashMap<u8, Router>, link_address: SocketAddr) -> Option<&mut Router> {
+    pub fn get(routers: &mut BTreeMap<u8, Router>, link_address: SocketAddr) -> Option<&mut Router> {
         match link_address {
             SocketAddr::V4(addr) => {
                 let id = addr.ip().octets()[2];