soypat/lneto
1
0
Fork 0
mirror of https://github.com/soypat/lneto.git synced 2026-08-21 06:59:04 +00:00
Code Issues Packages Projects Releases 1 Wiki Activity

fix dns Message.CopyFrom bug

Browse Source
This commit is contained in:
Patricio Whittingslow
2026-01-12 09:14:10 -03:00
parent c4ab7cd012
commit 0ca2eae4d2
3 changed files with 82 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files
x/xnet/xnet_dns_test.go
-20
View File
@@ -74,26 +74,6 @@ func TestDNS_QueryReceivesAnswer(t *testing.T) {
t.Fatal("client Demux failed:", err)
}
// Verify our DNS response is valid by decoding it separately.
var testMsg dns.Message
testMsg.LimitResourceDecoding(1, 1, 0, 0)
// Find DNS payload offset in response packet.
const ethLen, ipLen, udpLen = 14, 20, 8
dnsOffset := ethLen + ipLen + udpLen
_, _, decodeErr := testMsg.Decode(responsePkt[dnsOffset:])
if decodeErr != nil {
t.Logf("DNS decode error: %v", decodeErr)
}
t.Logf("Test decode: questions=%d, answers=%d", len(testMsg.Questions), len(testMsg.Answers))
if len(testMsg.Answers) > 0 {
data := testMsg.Answers[0].RawData()
t.Logf("Answer data: %v (len=%d)", data, len(data))
}
// Also verify DNS header flags in the packet.
dnsFrame, _ := dns.NewFrame(responsePkt[dnsOffset:])
t.Logf("DNS Frame: txid=%d, flags=%s, QD=%d, AN=%d", dnsFrame.TxID(), dnsFrame.Flags(), dnsFrame.QDCount(), dnsFrame.ANCount())
// Check the result.
addrs, done, err := client.ResultLookupIP(hostname)
if err != nil {