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Fix broken on-link detection that caused non-VPN WAN connections to use LAN MTU

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Fixes #1101
This commit is contained in:
Cameron Gutman 2024-03-15 20:04:51 -05:00
parent 89a628a0dd
commit d364b24378
1 changed files with 3 additions and 2 deletions
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5
app/backend/nvcomputer.cpp
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@ -373,6 +373,7 @@ NvComputer::ReachabilityType NvComputer::getActiveAddressReachability() const
s.connectToHost(copyOfActiveAddress.address(), copyOfActiveAddress.port());
if (s.waitForConnected(3000)) {
Q_ASSERT(!s.localAddress().isNull());
Q_ASSERT(!s.peerAddress().isNull());
for (const QNetworkInterface& nic : QNetworkInterface::allInterfaces()) {
// Ensure the interface is up
@ -421,9 +422,9 @@ NvComputer::ReachabilityType NvComputer::getActiveAddressReachability() const
return ReachabilityType::RI_VPN;
}
// Didn't meet any of our VPN heuristics. Let's see if it's on-link.
// Didn't meet any of our VPN heuristics. Let's see if the peer address is on-link.
Q_ASSERT(addr.prefixLength() >= 0);
if (addr.prefixLength() >= 0 && s.localAddress().isInSubnet(addr.ip(), addr.prefixLength())) {
if (addr.prefixLength() >= 0 && s.localAddress().isInSubnet(s.peerAddress(), addr.prefixLength())) {
return ReachabilityType::RI_LAN;
}