add more debug info for route (#155)

1. use info log for sync_route_info
2. allow dump route info with cli tool.
3. dump route info every 60s

easytier/src/peers/rpc_service.rs

@@ -1,9 +1,8 @@
 use std::sync::Arc;
 
 use crate::rpc::{
-    cli::PeerInfo,
-    peer_manage_rpc_server::PeerManageRpc,
-    {ListPeerRequest, ListPeerResponse, ListRouteRequest, ListRouteResponse},
+    cli::PeerInfo, peer_manage_rpc_server::PeerManageRpc, DumpRouteRequest, DumpRouteResponse,
+    ListPeerRequest, ListPeerResponse, ListRouteRequest, ListRouteResponse,
 };
 use tonic::{Request, Response, Status};
 
@@ -60,4 +59,13 @@ impl PeerManageRpc for PeerManagerRpcService {
         reply.routes = self.peer_manager.list_routes().await;
         Ok(Response::new(reply))
     }
+
+    async fn dump_route(
+        &self,
+        _request: Request<DumpRouteRequest>, // Accept request of type HelloRequest
+    ) -> Result<Response<DumpRouteResponse>, Status> {
+        let mut reply = DumpRouteResponse::default();
+        reply.result = self.peer_manager.dump_route().await;
+        Ok(Response::new(reply))
+    }
 }