test

src/Quality.ts

@@ -21,7 +21,7 @@ export class Quality {
     assert(this.cost >= 0);
     if (this.reliability === 0) {
       // 同样都是不通的，选直连
-      return 10000 + this.cost;
+      return Infinity;
     } else {
       // 公式
       return this.delay + (1 - this.reliability) * 6 + this.cost * 0.1;

src/main.ts

@@ -58,8 +58,8 @@ const socket = dgram
         const best_route = _.minBy(Router.all.filter(router => router.id !== from.id), (router) => from.route_quality(to, router).metric())!;
 
         // 变更
-        if (from.via.get(to) !== best_route) {
-          console.log(`change: from ${from.id} to ${to.id} current ${from.via.get(to)!.id} quality ${JSON.stringify(from.route_quality(to, from.via.get(to)!))} metric ${from.route_quality(to, from.via.get(to)!).metric()} best ${best_route.id} quality ${from.route_quality(to, best_route)} metric ${from.route_quality(to, best_route).metric()}`);
+        if (from.via.get(to) !== best_route && from.route_quality(to, best_route).metric() + 1 < from.route_quality(to, from.via.get(to)!).metric()) {
+          console.log(`change: from ${from.id} to ${to.id} current ${from.via.get(to)!.id} quality ${JSON.stringify(from.route_quality(to, from.via.get(to)!))} metric ${from.route_quality(to, from.via.get(to)!).metric()} best ${best_route.id} quality ${JSON.stringify(from.route_quality(to, best_route))} metric ${from.route_quality(to, best_route).metric()}`);
           from.via.set(to, best_route);
           updating = setInterval(() => send_route(from, to, best_route), config.interval);
           send_route(from, to, best_route);