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wgengine/magicsock: only accept pong sent by CLI ping

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When sending a ping from the CLI, only accept a pong that is in reply
to the specific CLI ping we sent.

Updates #311

Signed-off-by: Val <valerie@tailscale.com>
This commit is contained in:
Val
2023-08-17 18:52:29 +02:00
committed by valscale
parent 165f0116f1
commit c15997511d
2 changed files with 22 additions and 22 deletions
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2
wgengine/magicsock/magicsock.go
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@@ -1270,7 +1270,7 @@ func (c *Conn) sendDiscoMessage(dst netip.AddrPort, dstKey key.NodePublic, dstDi
// Can't send. (e.g. no IPv6 locally)
} else {
if !c.networkDown() {
c.logf("magicsock: disco: failed to send %T to %v: %v", m, dst, err)
c.logf("magicsock: disco: failed to send %v to %v: %v", disco.MessageSummary(m), dst, err)
}
}
return sent, err