add feature flag to ospf route

easytier/src/common/global_ctx.rs

@@ -5,6 +5,7 @@ use std::{
 };
 
 use crate::proto::cli::PeerConnInfo;
+use crate::proto::common::PeerFeatureFlag;
 use crossbeam::atomic::AtomicCell;
 
 use super::{
@@ -68,6 +69,8 @@ pub struct GlobalCtx {
 
     enable_exit_node: bool,
     no_tun: bool,
+
+    feature_flags: AtomicCell<PeerFeatureFlag>,
 }
 
 impl std::fmt::Debug for GlobalCtx {
@@ -119,6 +122,8 @@ impl GlobalCtx {
 
             enable_exit_node,
             no_tun,
+
+            feature_flags: AtomicCell::new(PeerFeatureFlag::default()),
         }
     }
 
@@ -246,6 +251,14 @@ impl GlobalCtx {
     pub fn no_tun(&self) -> bool {
         self.no_tun
     }
+
+    pub fn get_feature_flags(&self) -> PeerFeatureFlag {
+        self.feature_flags.load()
+    }
+
+    pub fn set_feature_flags(&self, flags: PeerFeatureFlag) {
+        self.feature_flags.store(flags);
+    }
 }
 
 #[cfg(test)]

easytier/src/connector/direct.rs

@@ -4,13 +4,16 @@ use std::{net::SocketAddr, sync::Arc};
 
 use crate::{
     common::{error::Error, global_ctx::ArcGlobalCtx, PeerId},
-    peers::{peer_manager::PeerManager, peer_rpc::PeerRpcManager},
+    peers::{
+        peer_manager::PeerManager, peer_rpc::PeerRpcManager,
+        peer_rpc_service::DirectConnectorManagerRpcServer,
+    },
     proto::{
         peer_rpc::{
             DirectConnectorRpc, DirectConnectorRpcClientFactory, DirectConnectorRpcServer,
             GetIpListRequest, GetIpListResponse,
         },
-        rpc_types::{self, controller::BaseController},
+        rpc_types::controller::BaseController,
     },
 };
 
@@ -38,7 +41,10 @@ impl PeerManagerForDirectConnector for PeerManager {
         let mut ret = vec![];
 
         let routes = self.list_routes().await;
-        for r in routes.iter() {
+        for r in routes
+            .iter()
+            .filter(|r| r.feature_flag.map(|r| !r.is_public_server).unwrap_or(true))
+        {
             ret.push(r.peer_id);
         }
 
@@ -54,38 +60,6 @@ impl PeerManagerForDirectConnector for PeerManager {
     }
 }
 
-#[derive(Clone)]
-struct DirectConnectorManagerRpcServer {
-    // TODO: this only cache for one src peer, should make it global
-    global_ctx: ArcGlobalCtx,
-}
-
-#[async_trait::async_trait]
-impl DirectConnectorRpc for DirectConnectorManagerRpcServer {
-    type Controller = BaseController;
-
-    async fn get_ip_list(
-        &self,
-        _: BaseController,
-        _: GetIpListRequest,
-    ) -> rpc_types::error::Result<GetIpListResponse> {
-        let mut ret = self.global_ctx.get_ip_collector().collect_ip_addrs().await;
-        ret.listeners = self
-            .global_ctx
-            .get_running_listeners()
-            .into_iter()
-            .map(Into::into)
-            .collect();
-        Ok(ret)
-    }
-}
-
-impl DirectConnectorManagerRpcServer {
-    pub fn new(global_ctx: ArcGlobalCtx) -> Self {
-        Self { global_ctx }
-    }
-}
-
 #[derive(Hash, Eq, PartialEq, Clone)]
 struct DstBlackListItem(PeerId, String);
 

easytier/src/peer_center/instance.rs

@@ -65,7 +65,10 @@ impl PeerCenterBase {
         }
         // find peer with alphabetical smallest id.
         let mut min_peer = peer_mgr.my_peer_id();
-        for peer in peers.iter() {
+        for peer in peers
+            .iter()
+            .filter(|r| r.feature_flag.map(|r| !r.is_public_server).unwrap_or(true))
+        {
             let peer_id = peer.peer_id;
             if peer_id < min_peer {
                 min_peer = peer_id;
@@ -342,15 +345,22 @@ impl PeerCenterInstance {
             global_peer_map_update_time: Arc<AtomicCell<Instant>>,
         }
 
-        impl RouteCostCalculatorInterface for RouteCostCalculatorImpl {
-            fn calculate_cost(&self, src: PeerId, dst: PeerId) -> i32 {
-                let ret = self
-                    .global_peer_map_clone
+        impl RouteCostCalculatorImpl {
+            fn directed_cost(&self, src: PeerId, dst: PeerId) -> Option<i32> {
+                self.global_peer_map_clone
                     .map
                     .get(&src)
                     .and_then(|src_peer_info| src_peer_info.direct_peers.get(&dst))
-                    .and_then(|info| Some(info.latency_ms));
-                ret.unwrap_or(80)
+                    .and_then(|info| Some(info.latency_ms))
+            }
+        }
+
+        impl RouteCostCalculatorInterface for RouteCostCalculatorImpl {
+            fn calculate_cost(&self, src: PeerId, dst: PeerId) -> i32 {
+                if let Some(cost) = self.directed_cost(src, dst) {
+                    return cost;
+                }
+                self.directed_cost(dst, src).unwrap_or(100)
             }
 
             fn begin_update(&mut self) {

easytier/src/peers/foreign_network_manager.rs

@@ -28,6 +28,7 @@ use crate::{
     proto::{
         cli::{ForeignNetworkEntryPb, ListForeignNetworkResponse, PeerInfo},
         common::NatType,
+        peer_rpc::DirectConnectorRpcServer,
     },
     tunnel::packet_def::{PacketType, ZCPacket},
 };
@@ -37,6 +38,7 @@ use super::{
     peer_map::PeerMap,
     peer_ospf_route::PeerRoute,
     peer_rpc::{PeerRpcManager, PeerRpcManagerTransport},
+    peer_rpc_service::DirectConnectorManagerRpcServer,
     route_trait::{ArcRoute, NextHopPolicy},
     PacketRecvChan, PacketRecvChanReceiver,
 };
@@ -47,6 +49,7 @@ struct ForeignNetworkEntry {
     peer_map: Arc<PeerMap>,
     relay_data: bool,
     route: ArcRoute,
+    peer_rpc: Weak<PeerRpcManager>,
 }
 
 impl ForeignNetworkEntry {
@@ -65,6 +68,9 @@ impl ForeignNetworkEntry {
         foreign_global_ctx.replace_stun_info_collector(Box::new(MockStunInfoCollector {
             udp_nat_type: NatType::Unknown,
         }));
+        let mut feature_flag = global_ctx.get_feature_flags();
+        feature_flag.is_public_server = true;
+        global_ctx.set_feature_flags(feature_flag);
 
         let peer_map = Arc::new(PeerMap::new(
             packet_sender,
@@ -72,7 +78,17 @@ impl ForeignNetworkEntry {
             my_peer_id,
         ));
 
-        let route = PeerRoute::new(my_peer_id, foreign_global_ctx.clone(), peer_rpc);
+        let route = PeerRoute::new(my_peer_id, foreign_global_ctx.clone(), peer_rpc.clone());
+
+        for u in global_ctx.get_running_listeners().into_iter() {
+            foreign_global_ctx.add_running_listener(u);
+        }
+        peer_rpc.rpc_server().registry().register(
+            DirectConnectorRpcServer::new(DirectConnectorManagerRpcServer::new(
+                foreign_global_ctx.clone(),
+            )),
+            &network.network_name,
+        );
 
         Self {
             global_ctx: foreign_global_ctx,
@@ -80,6 +96,7 @@ impl ForeignNetworkEntry {
             peer_map,
             relay_data,
             route: Arc::new(Box::new(route)),
+            peer_rpc: Arc::downgrade(&peer_rpc),
         }
     }
 
@@ -116,6 +133,17 @@ impl ForeignNetworkEntry {
     }
 }
 
+impl Drop for ForeignNetworkEntry {
+    fn drop(&mut self) {
+        if let Some(peer_rpc) = self.peer_rpc.upgrade() {
+            peer_rpc
+                .rpc_server()
+                .registry()
+                .unregister_by_domain(&self.network.network_name);
+        }
+    }
+}
+
 struct ForeignNetworkManagerData {
     network_peer_maps: DashMap<String, Arc<ForeignNetworkEntry>>,
     peer_network_map: DashMap<PeerId, String>,

easytier/src/peers/mod.rs

@@ -6,6 +6,7 @@ pub mod peer_manager;
 pub mod peer_map;
 pub mod peer_ospf_route;
 pub mod peer_rpc;
+pub mod peer_rpc_service;
 pub mod route_trait;
 pub mod rpc_service;
 

easytier/src/peers/peer_manager.rs

@@ -750,6 +750,7 @@ impl PeerManager {
                 .collect(),
             config: self.global_ctx.config.dump(),
             version: EASYTIER_VERSION.to_string(),
+            feature_flag: Some(self.global_ctx.get_feature_flags()),
         }
     }
 

easytier/src/peers/peer_ospf_route.rs

@@ -102,6 +102,7 @@ impl RoutePeerInfo {
             last_update: Some(SystemTime::now().into()),
             version: 0,
             easytier_version: EASYTIER_VERSION.to_string(),
+            feature_flag: None,
         }
     }
 
@@ -127,6 +128,7 @@ impl RoutePeerInfo {
             version: self.version,
 
             easytier_version: EASYTIER_VERSION.to_string(),
+            feature_flag: Some(global_ctx.get_feature_flags()),
         };
 
         let need_update_periodically = if let Ok(Ok(d)) =
@@ -168,6 +170,7 @@ impl Into<crate::proto::cli::Route> for RoutePeerInfo {
             },
             inst_id: self.inst_id.map(|x| x.to_string()).unwrap_or_default(),
             version: self.easytier_version,
+            feature_flag: self.feature_flag,
         }
     }
 }

easytier/src/peers/peer_rpc_service.rs

@@ -0,0 +1,39 @@
+use crate::{
+    common::global_ctx::ArcGlobalCtx,
+    proto::{
+        peer_rpc::{DirectConnectorRpc, GetIpListRequest, GetIpListResponse},
+        rpc_types::{self, controller::BaseController},
+    },
+};
+
+#[derive(Clone)]
+pub struct DirectConnectorManagerRpcServer {
+    // TODO: this only cache for one src peer, should make it global
+    global_ctx: ArcGlobalCtx,
+}
+
+#[async_trait::async_trait]
+impl DirectConnectorRpc for DirectConnectorManagerRpcServer {
+    type Controller = BaseController;
+
+    async fn get_ip_list(
+        &self,
+        _: BaseController,
+        _: GetIpListRequest,
+    ) -> rpc_types::error::Result<GetIpListResponse> {
+        let mut ret = self.global_ctx.get_ip_collector().collect_ip_addrs().await;
+        ret.listeners = self
+            .global_ctx
+            .get_running_listeners()
+            .into_iter()
+            .map(Into::into)
+            .collect();
+        Ok(ret)
+    }
+}
+
+impl DirectConnectorManagerRpcServer {
+    pub fn new(global_ctx: ArcGlobalCtx) -> Self {
+        Self { global_ctx }
+    }
+}

easytier/src/proto/cli.proto

@@ -53,6 +53,7 @@ message Route {
   common.StunInfo stun_info = 7;
   string inst_id = 8;
   string version = 9;
+  common.PeerFeatureFlag feature_flag = 10;
 }
 
 message NodeInfo {
@@ -65,6 +66,7 @@ message NodeInfo {
   repeated string listeners = 7;
   string config = 8;
   string version = 9;
+  common.PeerFeatureFlag feature_flag = 10;
 }
 
 message ShowNodeInfoRequest {}

easytier/src/proto/common.proto

@@ -90,3 +90,8 @@ message StunInfo {
   uint32 min_port = 5;
   uint32 max_port = 6;
 }
+
+message PeerFeatureFlag {
+  bool is_public_server = 1;
+  bool no_relay_data = 2;
+}

easytier/src/proto/peer_rpc.proto

@@ -18,6 +18,7 @@ message RoutePeerInfo {
   uint32 version = 9;
 
   string easytier_version = 10;
+  common.PeerFeatureFlag feature_flag = 11;
 }
 
 message PeerIdVersion {

easytier/src/proto/rpc_impl/service_registry.rs

@@ -84,6 +84,10 @@ impl ServiceRegistry {
         self.table.remove(&key).map(|_| ())
     }
 
+    pub fn unregister_by_domain(&self, domain_name: &str) {
+        self.table.retain(|k, _| k.domain_name != domain_name);
+    }
+
     pub async fn call_method(
         &self,
         rpc_desc: RpcDescriptor,