add logging

Author: stratospher

src/init.cpp

@@ -943,6 +943,7 @@ bool AppInitParameterInteraction(const ArgsManager& args)
         if (cmd.has_value() && cmd.value() == "only") {
             nLocalServices = ServiceFlags(nLocalServices | NODE_P2P_V2);
             g_v2_only = true;
+            LogPrintf("### BLANKET V2 ONLY OPTION SET\n");
         }
     }
 

src/net.cpp

@@ -1794,6 +1794,7 @@ void CConnman::CreateNodeFromAcceptedSocket(std::unique_ptr<Sock>&& sock,
     const bool use_v2transport(nLocalServices & NODE_P2P_V2);
 
     if (g_v2_only && !use_v2transport) {
+        LogPrintf("### 1. CreateNodeFromAcceptedSocket(): INBOUND CONNECTION from %s is NOT V2 PEER\n", addr.ToStringAddrPort());
         return;
     }
 
@@ -1907,6 +1908,10 @@ void CConnman::DisconnectNodes()
                     LogPrint(BCLog::NET, "retrying with v1 transport protocol for peer=%d\n", pnode->GetId());
                 }
 
+                if (g_v2_only && pnode->m_transport->ShouldReconnectV1()){
+                    LogPrintf("### 2. DisconnectNodes(): NOT RETRYING WITH V1 FOR %s\n", pnode->addr.ToStringAddrPort());
+                }
+
                 // release outbound grant (if any)
                 pnode->grantOutbound.Release();
 
@@ -2742,6 +2747,7 @@ void CConnman::ThreadOpenConnections(const std::vector<std::string> connect)
 
             bool use_v2transport(addr.nServices & GetLocalServices() & NODE_P2P_V2);
             if (g_v2_only && !use_v2transport) {
+                LogPrintf("### 3. ThreadOpenConnections(): %s selected from addrman for making BLOCK + FEELER + OUTBOUND is NOT V2 - WE LOOP AGAIN FOR V2\n", addr.ToStringAddrPort());
                 continue;
             }
 
@@ -2928,6 +2934,7 @@ void CConnman::OpenNetworkConnection(const CAddress& addrConnect, bool fCountFai
         return;
 
     if (g_v2_only && !use_v2transport) {
+        LogPrintf("### 4. OpenNetworkConnection(): %s is NOT V2 PEER\n", addrConnect.ToStringAddrPort());
         return;
     }