Add PathBuildRejectedEvent to RouterHive

llarp/path/path.cpp

@@ -15,6 +15,7 @@
 #include <util/buffer.hpp>
 #include <util/endian.hpp>
 #include <util/thread/logic.hpp>
+#include <tooling/path_event.hpp>
 
 #include <deque>
 
@@ -201,6 +202,10 @@ namespace llarp
       {
         if(failedAt.has_value())
         {
+          r->NotifyRouterEvent< tooling::PathBuildRejectedEvent >(
+              Endpoint(),
+              RXID(),
+              failedAt.value());
           LogWarn(Name(), " build failed at ", failedAt.value());
           r->routerProfiling().MarkHopFail(failedAt.value());
         }

llarp/tooling/path_event.cpp

@@ -95,4 +95,24 @@ namespace tooling
     return result;
   }
 
+  PathBuildRejectedEvent::PathBuildRejectedEvent(
+      const llarp::RouterID& routerID,
+      const llarp::PathID_t rxid_,
+      const llarp::RouterID& rejectedBy_)
+      : RouterEvent("PathBuildRejectedEvent", routerID, false)
+      , rxid(rxid_)
+      , rejectedBy(rejectedBy_)
+  {
+  }
+
+  std::string
+  PathBuildRejectedEvent::ToString() const
+  {
+    std::string result = RouterEvent::ToString();
+    result += "---- path rxid: " + rxid.ShortHex();
+    result += ", rejectedBy: " + rejectedBy.ShortString();
+
+    return result;
+  }
+
 }  // namespace tooling

llarp/tooling/path_event.hpp

@@ -48,4 +48,18 @@ namespace tooling
     uint64_t status;
   };
 
+  struct PathBuildRejectedEvent : public RouterEvent
+  {
+    PathBuildRejectedEvent(const llarp::RouterID& routerID,
+                           const llarp::PathID_t rxid,
+                           const llarp::RouterID& rejectedBy);
+
+
+    std::string
+    ToString() const override;
+
+    llarp::PathID_t rxid;
+    llarp::RouterID rejectedBy;
+  };
+
 }  // namespace tooling