(client) periodically fetch RouterIDs from peers

llarp/nodedb.cpp

@@ -181,7 +181,7 @@ namespace llarp
   }
 
   void
-  NodeDB::update_rcs()
+  NodeDB::fetch_rcs()
   {
     std::vector<RouterID> needed;
 

llarp/nodedb.hpp

@@ -124,7 +124,7 @@ namespace llarp
     ingest_router_ids(RouterID source, std::vector<RouterID> ids);
 
     void
-    update_rcs();
+    fetch_rcs();
 
     void
     fetch_router_ids();

llarp/router/router.cpp

@@ -835,11 +835,21 @@ namespace llarp
       next_rc_gossip = now_timepoint + RouterContact::STALE_AGE - random_delta;
     }
 
-    // (client-only) periodically fetch updated RCs
-    if (now_timepoint - last_rc_fetch > RC_UPDATE_INTERVAL)
+    if (not is_snode)
     {
-      node_db()->update_rcs();
-      last_rc_fetch = now_timepoint;
+      // (client-only) periodically fetch updated RCs
+      if (now_timepoint - last_rc_fetch > RC_UPDATE_INTERVAL)
+      {
+        node_db()->fetch_rcs();
+        last_rc_fetch = now_timepoint;
+      }
+
+      // (client-only) periodically fetch updated RouterID list
+      if (now_timepoint - last_routerid_fetch > ROUTERID_UPDATE_INTERVAL)
+      {
+        node_db()->fetch_router_ids();
+        last_routerid_fetch = now_timepoint;
+      }
     }
 
     // remove RCs for nodes that are no longer allowed by network policy

llarp/router/router.hpp

@@ -58,6 +58,7 @@ namespace llarp
       (INTROSET_RELAY_REDUNDANCY * INTROSET_REQS_PER_RELAY);
 
   static const std::chrono::seconds RC_UPDATE_INTERVAL = 5min;
+  static const std::chrono::seconds ROUTERID_UPDATE_INTERVAL = 1h;
 
   struct Contacts;
 
@@ -133,6 +134,8 @@ namespace llarp
 
     std::chrono::system_clock::time_point last_rc_fetch{
         std::chrono::system_clock::time_point::min()};
+    std::chrono::system_clock::time_point last_routerid_fetch{
+        std::chrono::system_clock::time_point::min()};
 
     // should we be sending padded messages every interval?
     bool send_padding = false;