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small bugs

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This commit is contained in:
JackDoan
2026-07-29 14:33:20 -05:00
parent d43bb81ae2
commit 0b0e45582a
6 changed files with 89 additions and 60 deletions
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overlay/tio/tun_linux_offload_test.go
+5 -4
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@@ -397,11 +397,12 @@ func TestSegmentUDPv4(t *testing.T) {
if totalLen != uint16(28+gso) {
t.Errorf("seg %d: total_len=%d want %d", i, totalLen, 28+gso)
}
// kernel UDP-GSO does NOT bump the IPv4 ID across segments; every
// segment carries the same ID as the seed.
// Software UDP GSO bumps the IPv4 ID per segment exactly like TSO
// (inet_gso_segment's fixed-ID case is TCP-only); wireguard-go's
// gsoSplit increments unconditionally too.
id := binary.BigEndian.Uint16(seg[4:6])
if id != 0x4242 {
t.Errorf("seg %d: ip id=%#x want %#x", i, id, 0x4242)
if id != 0x4242+uint16(i) {
t.Errorf("seg %d: ip id=%#x want %#x", i, id, 0x4242+uint16(i))
}
udpLen := binary.BigEndian.Uint16(seg[24:26])
if udpLen != uint16(8+gso) {