Only relay IPv4, IPv6, Tor addresses

PIVX-Project · Aug 10, 2021 · f44be94 · f44be94
1 parent 015298c
commit f44be94
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diff --git a/src/net_processing.cpp b/src/net_processing.cpp
@@ -822,6 +822,7 @@ static void RelayTransaction(const CTransaction& tx, CConnman* connman)
 
 static void RelayAddress(const CAddress& addr, bool fReachable, CConnman* connman)
 {
+    if (!fReachable && !addr.IsRelayable()) return;
     int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s)
 
     // Relay to a limited number of other nodes

diff --git a/src/netaddress.h b/src/netaddress.h
@@ -211,6 +211,14 @@ class CNetAddr
     friend bool operator!=(const CNetAddr& a, const CNetAddr& b);
     friend bool operator<(const CNetAddr& a, const CNetAddr& b);
 
+    /**
+     * Whether this address should be relayed to other peers even if we can't reach it ourselves.
+     */
+    bool IsRelayable() const
+    {
+        return IsIPv4() || IsIPv6() || IsTor();
+    }
+
     /**
      * Serialize to a stream.
      */