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do not rely on unspecified Go behaviour; fix TCP ring buffer bug (#16)

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* do not rely on unspecified Go behaviour; fix TCP ring buffer bug

* even more stricter error handling on tcp connections

* stricter lock copying in tcp.Conn, even though likely not a problem

* add listener and tcp pool logging

* forgot reqAddr unused

* add logging to TCPConn and friends
This commit is contained in:
Pat Whittingslow
2026-01-05 10:03:24 -03:00
committed by GitHub
parent 018f9258ac
commit 7698b9fb81
14 changed files with 570 additions and 112 deletions
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dns/dns_test.go
+3 -2
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@@ -178,14 +178,15 @@ func TestMessageAppendEncodeIncompleteOK(t *testing.T) {
}
var msg Message
msg.LimitResourceDecoding(uint16(len(tt.Message.Questions)), uint16(len(tt.Message.Answers)), uint16(len(tt.Message.Authorities)), uint16(len(tt.Message.Additionals)))
// Limit answers to 1 to test incomplete parsing (message has 2 answers).
msg.LimitResourceDecoding(uint16(len(tt.Message.Questions)), 1, uint16(len(tt.Message.Authorities)), uint16(len(tt.Message.Additionals)))
_, incomplete, err := msg.Decode(b)
if err != nil && !incomplete {
t.Fatal(err)
} else if !incomplete {
t.Fatal("expected incomplete parse")
}
tt.Message.Answers = tt.Message.Answers[:1] // Trim off the last answer that was not parsed.
tt.Message.Answers = tt.Message.Answers[:1] // Trim to match the limited decode.
if msg.String() != tt.Message.String() {
t.Errorf("mismatch message strings after append/decode:\n%s\n%s", tt.Message.String(), msg.String())
}