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direct port forward detection

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This commit is contained in:
John Smith 2023-08-23 23:11:46 -04:00 committed by Christien Rioux
parent 654b5dfebc
commit 4eca53fd9b
1 changed files with 24 additions and 9 deletions
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33
veilid-core/src/network_manager/native/network_class_discovery.rs
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@ -471,15 +471,30 @@ impl DiscoveryContext {
) )
}; };
// Do a validate_dial_info on the external address from a redirected node // Do a validate_dial_info on the external address, but with the same port as the local port of local interface, from a redirected node
if self // This test is to see if a node had manual port forwarding done with the same port number as the local listener
.validate_dial_info(node_1.clone(), external_1_dial_info.clone(), true) if let Some(local_port) = self.net.get_local_port(protocol_type) {
.await if external_1_dial_info.port() != local_port {
{ let mut external_1_dial_info_with_local_port = external_1_dial_info.clone();
// Add public dial info with Direct dialinfo class external_1_dial_info_with_local_port.set_port(local_port);
self.set_detected_public_dial_info(external_1_dial_info, DialInfoClass::Direct);
self.set_detected_network_class(NetworkClass::InboundCapable); if self
return Ok(true); .validate_dial_info(
node_1.clone(),
external_1_dial_info_with_local_port.clone(),
true,
)
.await
{
// Add public dial info with Direct dialinfo class
self.set_detected_public_dial_info(
external_1_dial_info_with_local_port,
DialInfoClass::Direct,
);
self.set_detected_network_class(NetworkClass::InboundCapable);
return Ok(true);
}
}
} }
// Port mapping was not possible, and things aren't accessible directly. // Port mapping was not possible, and things aren't accessible directly.