[2982] Handle operation not permitted exception (firewall) (#3058)

* catch exception Signed-off-by: Frank Li <b439988l@gmail.com> * use full error message Signed-off-by: Frank Li <b439988l@gmail.com> Co-authored-by: Stefan Pingel <16143240+pinges@users.noreply.github.com> Co-authored-by: Sally MacFarlane <sally.macfarlane@consensys.net>
hyperledger · Nov 15, 2021 · e6e3d45 · e6e3d45
1 parent b682f8c
commit e6e3d45
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/...eum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/discovery/PeerDiscoveryAgent.java b/...eum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/discovery/PeerDiscoveryAgent.java
@@ -315,6 +315,12 @@ protected void handleOutgoingPacket(final DiscoveryPeer peer, final Packet packe
                 if (err instanceof SocketException && err.getMessage().contains("unreachable")) {
                   LOG.debug(
                       "Peer {} is unreachable, packet: {}", peer, wrapBuffer(packet.encode()), err);
+                } else if (err instanceof SocketException
+                    && err.getMessage().contentEquals("Operation not permitted")) {
+                  LOG.debug(
+                      "Operation not permitted sending to peer {}, this might be caused by firewall rules blocking traffic to a specific route.",
+                      peer,
+                      err);
                 } else if (err instanceof UnsupportedAddressTypeException) {
                   LOG.warn(
                       "Unsupported address type exception when connecting to peer {}, this is likely due to ipv6 not being enabled at runtime. "