introduce uptime monitor for easytier public nodes (#1250)

easytier/src/peers/peer_manager.rs

@@ -40,7 +40,9 @@ use crate::{
             self, list_global_foreign_network_response::OneForeignNetwork,
             ListGlobalForeignNetworkResponse,
         },
-        peer_rpc::{ForeignNetworkRouteInfoEntry, ForeignNetworkRouteInfoKey},
+        peer_rpc::{
+            ForeignNetworkRouteInfoEntry, ForeignNetworkRouteInfoKey, RouteForeignNetworkSummary,
+        },
     },
     tunnel::{
         self,
@@ -953,6 +955,10 @@ impl PeerManager {
         resp
     }
 
+    pub async fn get_foreign_network_summary(&self) -> RouteForeignNetworkSummary {
+        self.get_route().get_foreign_network_summary().await
+    }
+
     async fn run_nic_packet_process_pipeline(&self, data: &mut ZCPacket) {
         if !self
             .global_ctx

easytier/src/peers/peer_ospf_route.rs

@@ -1,5 +1,5 @@
 use std::{
-    collections::BTreeSet,
+    collections::{BTreeMap, BTreeSet},
     fmt::Debug,
     net::{Ipv4Addr, Ipv6Addr},
     sync::{
@@ -35,9 +35,10 @@ use crate::{
     proto::{
         common::{Ipv4Inet, NatType, StunInfo},
         peer_rpc::{
-            route_foreign_network_infos, ForeignNetworkRouteInfoEntry, ForeignNetworkRouteInfoKey,
-            OspfRouteRpc, OspfRouteRpcClientFactory, OspfRouteRpcServer, PeerIdVersion,
-            RouteForeignNetworkInfos, RoutePeerInfo, RoutePeerInfos, SyncRouteInfoError,
+            route_foreign_network_infos, route_foreign_network_summary,
+            ForeignNetworkRouteInfoEntry, ForeignNetworkRouteInfoKey, OspfRouteRpc,
+            OspfRouteRpcClientFactory, OspfRouteRpcServer, PeerIdVersion, RouteForeignNetworkInfos,
+            RouteForeignNetworkSummary, RoutePeerInfo, RoutePeerInfos, SyncRouteInfoError,
             SyncRouteInfoRequest, SyncRouteInfoResponse,
         },
         rpc_types::{
@@ -2320,6 +2321,16 @@ impl Route for PeerRoute {
         foreign_networks
     }
 
+    async fn get_foreign_network_summary(&self) -> RouteForeignNetworkSummary {
+        let mut info_map: BTreeMap<PeerId, route_foreign_network_summary::Info> = BTreeMap::new();
+        for item in self.service_impl.synced_route_info.foreign_network.iter() {
+            let entry = info_map.entry(item.key().peer_id).or_default();
+            entry.network_count += 1;
+            entry.peer_count += item.value().foreign_peer_ids.len() as u32;
+        }
+        RouteForeignNetworkSummary { info_map }
+    }
+
     async fn list_peers_own_foreign_network(
         &self,
         network_identity: &NetworkIdentity,

easytier/src/peers/route_trait.rs

@@ -9,7 +9,7 @@ use crate::{
     common::{global_ctx::NetworkIdentity, PeerId},
     proto::peer_rpc::{
         ForeignNetworkRouteInfoEntry, ForeignNetworkRouteInfoKey, RouteForeignNetworkInfos,
-        RoutePeerInfo,
+        RouteForeignNetworkSummary, RoutePeerInfo,
     },
 };
 
@@ -102,6 +102,10 @@ pub trait Route {
         Default::default()
     }
 
+    async fn get_foreign_network_summary(&self) -> RouteForeignNetworkSummary {
+        Default::default()
+    }
+
     // my peer id in foreign network is different from the one in local network
     // this function is used to get the peer id in local network
     async fn get_origin_my_peer_id(