1 files changed, 13 insertions, 2 deletions
diff --git a/src/BootstrapConnection.cpp b/src/BootstrapConnection.cpp
index 0237a90..995fdcd 100644
--- a/src/BootstrapConnection.cpp
+++ b/src/BootstrapConnection.cpp
@@ -160,8 +160,13 @@ namespace sibs
     {
         {
             std::lock_guard<std::recursive_mutex> lock(listenerCallbackFuncMutex);
-            if(listenCallbackFuncs.find(pubsubKey) != listenCallbackFuncs.end())
-                throw PubsubKeyAlreadyListeningException("");
+            auto it = listenCallbackFuncs.find(pubsubKey);
+            if(it != listenCallbackFuncs.end())
+            {
+                Log::warn("BootstrapConnection::listen called on existing listener, overwriting callback function");
+                it->second = callbackFunc;
+                return { pubsubKey };
+            }
             listenCallbackFuncs[pubsubKey] = callbackFunc;
         }
 
@@ -246,6 +251,12 @@ namespace sibs
         return true;
     }
 
+    bool BootstrapConnection::areWeListeningOnKey(const PubsubKey &pubsubKey)
+    {
+        std::lock_guard<std::recursive_mutex> lock(listenerCallbackFuncMutex);
+        return listenCallbackFuncs.find(pubsubKey) != listenCallbackFuncs.end();
+    }
+
     std::vector<std::shared_ptr<DirectConnectionPeer>> BootstrapConnection::getPeers()
     {
         return connections.getPeers();