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fix httptap incorrectly capturing GRO frames

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soypat
2025-12-31 17:08:53 -03:00
parent 7369ec0b7e
commit 243d1a720d
4 changed files with 19 additions and 41 deletions
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internal/ltesto/httptap.go
+3 -4
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@@ -183,16 +183,15 @@ func (sv *HTTPTapServer) OnTransfer(cb func(channel int, pkt []byte)) {
sv.onTx = cb
}
func NewHTTPTapServer(iface Interface, queueOut, queueIn int) (*HTTPTapServer, error) {
func NewHTTPTapServer(iface Interface, minMTU, queueOut, queueIn int) (*HTTPTapServer, error) {
if iface == nil {
return nil, errors.New("nil interface argument to HTTP interface server")
}
mtu, err := iface.MTU()
if err != nil {
return nil, err
} else if mtu < minMTU {
return nil, errors.New("too small MTU")
}
bufferSize := max(mtu, minMTU)
netmask, err := iface.IPMask()
if err != nil {
return nil, err
@@ -202,7 +201,7 @@ func NewHTTPTapServer(iface Interface, queueOut, queueIn int) (*HTTPTapServer, e
taps := &HTTPTapServer{
router: sv,
tap: iface,
buf: make([]byte, mtu),
buf: make([]byte, bufferSize),
}
sv.HandleFunc("/send", func(w http.ResponseWriter, r *http.Request) {
retries := 10