checkpoint

doc/config/sample.config

@@ -64,7 +64,7 @@ core:
             max_timestamp_ahead_ms: 10000
             timeout_ms: 10000
             max_route_hop_count: 4
-            default_route_hop_count: 2
+            default_route_hop_count: 1
 
         dht:
             resolve_node_timeout:

doc/config/veilid-server-config.md

@@ -229,7 +229,7 @@ rpc:
     max_timestamp_ahead_ms: 10000
     timeout_ms: 10000
     max_route_hop_count: 4
-    default_route_hop_count: 2
+    default_route_hop_count: 1
 ```
 
 #### core:network:dht

veilid-core/src/routing_table/bucket_entry.rs

@@ -85,8 +85,11 @@ pub struct BucketEntryInner {
     /// The minimum and maximum range of cryptography versions supported by the node,
     /// inclusive of the requirements of any relay the node may be using
     min_max_version: Option<VersionRange>,
-    /// Whether or not we have updated this peer with our node info since our network
+    /// If this node has updated it's SignedNodeInfo since our network
     /// and dial info has last changed, for example when our IP address changes
+    /// Used to determine if we should make this entry 'live' again when we receive a signednodeinfo update that
+    /// has the same timestamp, because if we change our own IP address or network class it may be possible for nodes that were
+    /// unreachable may now be reachable with the same SignedNodeInfo/DialInfo
     updated_since_last_network_change: bool,
     /// The last connection descriptors used to contact this node, per protocol type
     #[with(Skip)]

veilid-core/src/routing_table/route_spec_store.rs

@@ -1268,35 +1268,32 @@ impl RouteSpecStore {
             .unwrap_or_default()
     }
 
-    /// Mark a remote private route as having seen our node info {
+    /// Mark a remote private route as having seen our node info
-    pub fn mark_remote_private_route_seen_our_node_info(&self, key: &DHTKey) {
+    pub fn mark_remote_private_route_seen_our_node_info(&self, key: &DHTKey, cur_ts: u64) {
         let inner = &mut *self.inner.lock();
-        let cur_ts = intf::get_timestamp();
         Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
             rpr.seen_our_node_info = true;
         })
     }
 
     /// Mark a remote private route as having replied to a question {
-    pub fn mark_remote_private_route_replied(&self, key: &DHTKey) {
+    pub fn mark_remote_private_route_replied(&self, key: &DHTKey, cur_ts: u64) {
         let inner = &mut *self.inner.lock();
-        let cur_ts = intf::get_timestamp();
         Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
             rpr.last_replied_ts = Some(cur_ts);
         })
     }
 
     /// Mark a remote private route as having beed used {
-    pub fn mark_remote_private_route_used(&self, key: &DHTKey) {
+    pub fn mark_remote_private_route_used(&self, key: &DHTKey, cur_ts: u64) {
         let inner = &mut *self.inner.lock();
-        let cur_ts = intf::get_timestamp();
         Self::with_create_remote_private_route(inner, cur_ts, key, |rpr| {
             rpr.last_used_ts = Some(cur_ts);
         })
     }
 
     /// Clear caches when local our local node info changes
-    pub fn local_node_info_changed(&self) {
+    pub fn reset(&self) {
         let inner = &mut *self.inner.lock();
 
         // Clean up local allocated routes

veilid-core/src/routing_table/routing_domain_editor.rs

@@ -194,14 +194,25 @@ impl RoutingDomainEditor {
                     }
                 }
                 if changed {
+                    // Clear our 'peer info' cache, the peerinfo for this routing domain will get regenerated next time it is asked for
                     detail.common_mut().clear_cache()
                 }
             });
             if changed {
+                // Mark that nothing in the routing table has seen our new node info
                 inner.reset_all_seen_our_node_info(self.routing_domain);
+                //
                 inner.reset_all_updated_since_last_network_change();
             }
         }
+        // Clear the routespecstore cache if our PublicInternet dial info has changed
+        if changed {
+            if self.routing_domain == RoutingDomain::PublicInternet {
+                let rss = self.routing_table.route_spec_store();
+                rss.reset();
+            }
+        }
+        // Send our updated node info to all the nodes in the routing table
         if changed && self.send_node_info_updates {
             let network_manager = self.routing_table.unlocked_inner.network_manager.clone();
             network_manager

veilid-core/src/rpc_processor/mod.rs

@@ -162,6 +162,7 @@ where
 
 #[derive(Debug)]
 struct WaitableReply {
+    dest: Destination,
     handle: OperationWaitHandle<RPCMessage>,
     timeout: u64,
     node_ref: NodeRef,
@@ -441,7 +442,27 @@ impl RPCProcessor {
                     waitable_reply.send_ts,
                     recv_ts,
                     rpcreader.header.body_len,
-                )
+                );
+                // Process private route replies
+                if let Destination::PrivateRoute {
+                    private_route,
+                    safety_selection,
+                } = &waitable_reply.dest
+                {
+                    let rss = self.routing_table.route_spec_store();
+
+                    // If we received a reply from a private route, mark it as such
+                    rss.mark_remote_private_route_replied(&private_route.public_key, recv_ts);
+
+                    // If we sent to a private route without a safety route
+                    // We need to mark our own node info as having been seen so we can optimize sending it
+                    if let SafetySelection::Unsafe(_) = safety_selection {
+                        rss.mark_remote_private_route_seen_our_node_info(
+                            &private_route.public_key,
+                            recv_ts,
+                        );
+                    }
+                }
             }
         };
 
@@ -702,7 +723,7 @@ impl RPCProcessor {
             node_id,
             node_ref,
             hop_count,
-        } = network_result_try!(self.render_operation(dest, &operation)?);
+        } = network_result_try!(self.render_operation(dest.clone(), &operation)?);
 
         // Calculate answer timeout
         // Timeout is number of hops times the timeout per hop
@@ -733,8 +754,19 @@ impl RPCProcessor {
         // Successfully sent
         node_ref.stats_question_sent(send_ts, bytes, true);
 
+        // Private route stats
+        if let Destination::PrivateRoute {
+            private_route,
+            safety_selection: _,
+        } = &dest
+        {
+            let rss = self.routing_table.route_spec_store();
+            rss.mark_remote_private_route_used(&private_route.public_key, intf::get_timestamp());
+        }
+
         // Pass back waitable reply completion
         Ok(NetworkResult::value(WaitableReply {
+            dest,
             handle,
             timeout,
             node_ref,

veilid-core/src/tests/common/test_veilid_config.rs

@@ -207,7 +207,7 @@ fn config_callback(key: String) -> ConfigCallbackReturn {
         "network.rpc.max_timestamp_ahead_ms" => Ok(Box::new(Some(10_000u32))),
         "network.rpc.timeout_ms" => Ok(Box::new(10_000u32)),
         "network.rpc.max_route_hop_count" => Ok(Box::new(4u8)),
-        "network.rpc.default_route_hop_count" => Ok(Box::new(2u8)),
+        "network.rpc.default_route_hop_count" => Ok(Box::new(1u8)),
         "network.dht.resolve_node_timeout_ms" => Ok(Box::new(Option::<u32>::None)),
         "network.dht.resolve_node_count" => Ok(Box::new(20u32)),
         "network.dht.resolve_node_fanout" => Ok(Box::new(3u32)),
@@ -325,7 +325,7 @@ pub async fn test_config() {
     assert_eq!(inner.network.rpc.queue_size, 1024u32);
     assert_eq!(inner.network.rpc.timeout_ms, 10_000u32);
     assert_eq!(inner.network.rpc.max_route_hop_count, 4u8);
-    assert_eq!(inner.network.rpc.default_route_hop_count, 2u8);
+    assert_eq!(inner.network.rpc.default_route_hop_count, 1u8);
     assert_eq!(inner.network.routing_table.limit_over_attached, 64u32);
     assert_eq!(inner.network.routing_table.limit_fully_attached, 32u32);
     assert_eq!(inner.network.routing_table.limit_attached_strong, 16u32);

veilid-core/src/xx/tick_task.rs

@@ -83,7 +83,8 @@ impl<E: Send + 'static> TickTask<E> {
         let now = intf::get_timestamp();
         let last_timestamp_us = self.last_timestamp_us.load(Ordering::Acquire);
 
-        if last_timestamp_us != 0u64 && (now - last_timestamp_us) < self.tick_period_us {
+        if last_timestamp_us != 0u64 && now.saturating_sub(last_timestamp_us) < self.tick_period_us
+        {
             // It's not time yet
             return Ok(());
         }

veilid-flutter/example/lib/config.dart

@@ -66,7 +66,7 @@ Future<VeilidConfig> getDefaultVeilidConfig() async {
         maxTimestampAheadMs: 10000,
         timeoutMs: 10000,
         maxRouteHopCount: 4,
-        defaultRouteHopCount: 2,
+        defaultRouteHopCount: 1,
       ),
       dht: VeilidConfigDHT(
         resolveNodeTimeoutMs: null,

veilid-server/src/settings.rs

@@ -84,7 +84,7 @@ core:
             max_timestamp_ahead_ms: 10000
             timeout_ms: 10000
             max_route_hop_count: 4
-            default_route_hop_count: 2
+            default_route_hop_count: 1
         dht:
             resolve_node_timeout:
             resolve_node_count: 20
@@ -1510,7 +1510,7 @@ mod tests {
         assert_eq!(s.core.network.rpc.max_timestamp_ahead_ms, Some(10_000u32));
         assert_eq!(s.core.network.rpc.timeout_ms, 10_000u32);
         assert_eq!(s.core.network.rpc.max_route_hop_count, 4);
-        assert_eq!(s.core.network.rpc.default_route_hop_count, 2);
+        assert_eq!(s.core.network.rpc.default_route_hop_count, 1);
         //
         assert_eq!(s.core.network.dht.resolve_node_timeout_ms, None);
         assert_eq!(s.core.network.dht.resolve_node_count, 20u32);

veilid-wasm/tests/web.rs

@@ -46,7 +46,7 @@ fn init_callbacks() {
             case "network.rpc.max_timestamp_ahead": return 10000000;
             case "network.rpc.timeout": return 10000000;
             case "network.rpc.max_route_hop_count": return 4;
-            case "network.rpc.default_route_hop_count": return 2;
+            case "network.rpc.default_route_hop_count": return 1;
             case "network.dht.resolve_node_timeout": return null;
             case "network.dht.resolve_node_count": return 20;
             case "network.dht.resolve_node_fanout": return 3;