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PMTUD exploration, start small then grow

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Nate Brown
2026-05-05 17:05:50 -05:00
parent 33c2d7277c
commit 16a836a73f
33 changed files with 1036 additions and 11 deletions
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5
udp/udp_bsd.go
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@@ -47,3 +47,8 @@ func NewListenConfig(multi bool) net.ListenConfig {
func (u *GenericConn) Rebind() error {
return nil
}
// EnablePathMTUDiscovery is split into per-OS files: udp_freebsd.go handles
// FreeBSD (which has both IP_DONTFRAG and IPV6_DONTFRAG in the unix package);
// udp_openbsd.go handles OpenBSD (v6 only; the kernel doesn't expose a v4 DF
// sockopt).