public static PacketCommunicator OpenLiveDevice()
{
NetworkInterface networkInterface =
NetworkInterface.GetAllNetworkInterfaces().FirstOrDefault(
ni => !ni.IsReceiveOnly && ni.NetworkInterfaceType == NetworkInterfaceType.Ethernet && ni.OperationalStatus == OperationalStatus.Up);
LivePacketDevice device = networkInterface.GetLivePacketDevice();
MoreAssert.IsMatch(@"Network adapter '.*' on local host", device.Description);
Assert.AreEqual(DeviceAttributes.None, device.Attributes);
Assert.AreNotEqual(MacAddress.Zero, device.GetMacAddress());
Assert.AreNotEqual(string.Empty, device.GetPnpDeviceId());
MoreAssert.IsBiggerOrEqual(1, device.Addresses.Count);
foreach (DeviceAddress address in device.Addresses)
{
if (address.Address.Family == SocketAddressFamily.Internet)
{
MoreAssert.IsMatch("Address: " + SocketAddressFamily.Internet + @" [0-9]+\.[0-9]+\.[0-9]+\.[0-9]+ " +
"Netmask: " + SocketAddressFamily.Internet + @" 255\.[0-9]+\.[0-9]+\.[0-9]+ " +
"Broadcast: " + SocketAddressFamily.Internet + @" 255.255.255.255",
address.ToString());
}
else
{
Assert.AreEqual(SocketAddressFamily.Internet6, address.Address.Family);
MoreAssert.IsMatch("Address: " + SocketAddressFamily.Internet6 + @" (?:[0-9A-F]{4}:){7}[0-9A-F]{4} " +
"Netmask: " + SocketAddressFamily.Unspecified + @" " + IpV6Address.Zero + " " +
"Broadcast: " + SocketAddressFamily.Unspecified + @" " + IpV6Address.Zero,
address.ToString());
}
}
PacketCommunicator communicator = device.Open();
try
{
MoreAssert.AreSequenceEqual(new[] { DataLinkKind.Ethernet, DataLinkKind.Docsis }.Select(kind => new PcapDataLink(kind)), communicator.SupportedDataLinks);
PacketTotalStatistics totalStatistics = communicator.TotalStatistics;
Assert.AreEqual <object>(totalStatistics, totalStatistics);
Assert.AreNotEqual(null, totalStatistics);
Assert.AreEqual(totalStatistics.GetHashCode(), totalStatistics.GetHashCode());
Assert.IsTrue(totalStatistics.Equals(totalStatistics));
Assert.IsFalse(totalStatistics.Equals(null));
Assert.AreNotEqual(null, totalStatistics);
Assert.AreNotEqual(totalStatistics, 2);
MoreAssert.IsSmallerOrEqual <uint>(1, totalStatistics.PacketsCaptured, "PacketsCaptured");
Assert.AreEqual <uint>(0, totalStatistics.PacketsDroppedByDriver, "PacketsDroppedByDriver");
Assert.AreEqual <uint>(0, totalStatistics.PacketsDroppedByInterface, "PacketsDroppedByInterface");
MoreAssert.IsSmallerOrEqual <uint>(1, totalStatistics.PacketsReceived, "PacketsReceived");
Assert.IsNotNull(totalStatistics.ToString());
communicator.SetKernelBufferSize(2 * 1024 * 1024); // 2 MB instead of 1
communicator.SetKernelMinimumBytesToCopy(10); // 10 bytes minimum to copy
communicator.SetSamplingMethod(new SamplingMethodNone());
Assert.AreEqual(DataLinkKind.Ethernet, communicator.DataLink.Kind);
communicator.DataLink = communicator.DataLink;
Assert.AreEqual("EN10MB (Ethernet)", communicator.DataLink.ToString());
Assert.AreEqual(communicator.DataLink, new PcapDataLink(communicator.DataLink.Name));
Assert.IsTrue(communicator.IsFileSystemByteOrder);
Assert.AreEqual(PacketCommunicatorMode.Capture, communicator.Mode);
Assert.IsFalse(communicator.NonBlocking);
Assert.AreEqual(PacketDevice.DefaultSnapshotLength, communicator.SnapshotLength);
return(communicator);
}
catch (Exception)
{
communicator.Dispose();
throw;
}
}
protected override bool CompareField(XElement field, Datagram datagram)
{
HttpDatagram httpDatagram = (HttpDatagram)datagram;
if (field.Name() == "data" || field.Name() == "data.data")
{
if (field.Name() == "data")
{
field.AssertNoShow();
}
MoreAssert.AreSequenceEqual(httpDatagram.Subsegment(0, _data.Length / 2), HexEncoding.Instance.GetBytes(_data.ToString()));
// TODO: Uncomment once https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10707 is fixed.
// field.AssertValue(httpDatagram.Subsegment(_data.Length / 2 + 2, httpDatagram.Length - _data.Length / 2 - 2));
return(false);
}
string fieldShow = field.Show();
string httpFieldName;
switch (field.Name())
{
case "http.request":
field.AssertShowDecimal(httpDatagram.IsRequest);
break;
case "http.response":
field.AssertShowDecimal(httpDatagram.IsResponse);
break;
case "":
if (fieldShow == "HTTP chunked response")
{
throw new InvalidOperationException("HTTP chunked response");
}
if (fieldShow == @"\r\n" || fieldShow == "HTTP response 1/1" || fieldShow == "HTTP request 1/1")
{
break;
}
_data.Append(field.Value());
if (_isFirstEmptyName)
{
CompareHttpFirstLine(field, httpDatagram);
_isFirstEmptyName = false;
}
else if (fieldShow.StartsWith("Content-encoded entity body"))
{
break;
}
else
{
fieldShow = EncodingExtensions.Iso88591.GetString(HexEncoding.Instance.GetBytes(field.Value()));
fieldShow = fieldShow.Substring(0, fieldShow.Length - 2);
int colonIndex = fieldShow.IndexOf(':');
MoreAssert.IsBiggerOrEqual(0, colonIndex, "Can't find colon in field with empty name");
if (httpDatagram.Header == null)
{
if (httpDatagram.IsRequest)
{
Assert.IsNull(httpDatagram.Version);
}
else
{
Assert.IsTrue(IsBadHttp(httpDatagram));
}
break;
}
httpFieldName = fieldShow.Substring(0, colonIndex);
if (!field.Value().EndsWith("0d0a"))
{
Assert.IsNull(httpDatagram.Header[httpFieldName]);
}
else
{
string fieldValue = fieldShow.Substring(colonIndex + 1).SkipWhile(c => c == ' ').TakeWhile(c => c != '\\').SequenceToString();
string expectedFieldValue = httpDatagram.Header[httpFieldName].ValueString;
Assert.IsTrue(expectedFieldValue.Contains(fieldValue),
string.Format("{0} <{1}> doesn't contain <{2}>", field.Name(), expectedFieldValue, fieldValue));
}
}
break;
case "data.len":
field.AssertShowDecimal(httpDatagram.Length - _data.Length / 2);
break;
case "http.host":
case "http.user_agent":
case "http.accept":
case "http.accept_language":
case "http.accept_encoding":
case "http.connection":
case "http.cookie":
case "http.cache_control":
case "http.content_encoding":
case "http.date":
case "http.referer":
case "http.last_modified":
case "http.server":
case "http.set_cookie":
case "http.location":
_data.Append(field.Value());
httpFieldName = field.Name().Substring(5).Replace('_', '-');
HttpField httpField = httpDatagram.Header[httpFieldName];
if (!field.Value().EndsWith("0d0a"))
{
Assert.IsNull(httpField);
}
else
{
string fieldValue = field.Show().Replace("\\\"", "\"");
string expectedFieldValue = httpField.ValueString;
Assert.IsTrue(expectedFieldValue.Contains(fieldValue),
string.Format("{0} <{1}> doesn't contain <{2}>", field.Name(), expectedFieldValue, fieldValue));
}
break;
case "http.content_length_header":
_data.Append(field.Value());
if (!IsBadHttp(httpDatagram))
{
if (!field.Value().EndsWith("0d0a"))
{
Assert.IsNull(httpDatagram.Header.ContentLength);
}
else
{
field.AssertShowDecimal(httpDatagram.Header.ContentLength.ContentLength.Value);
}
}
break;
case "http.content_type":
_data.Append(field.Value());
string[] mediaType = fieldShow.Split(new[] { ';', ' ', '/' }, StringSplitOptions.RemoveEmptyEntries);
if (!IsBadHttp(httpDatagram))
{
if (!field.Value().EndsWith("0d0a"))
{
Assert.IsNull(httpDatagram.Header.ContentType);
}
else
{
Assert.AreEqual(httpDatagram.Header.ContentType.MediaType, mediaType[0]);
Assert.AreEqual(httpDatagram.Header.ContentType.MediaSubtype, mediaType[1]);
int fieldShowParametersStart = fieldShow.IndexOf(';');
if (fieldShowParametersStart == -1)
{
Assert.IsFalse(httpDatagram.Header.ContentType.Parameters.Any());
}
else
{
string expected =
httpDatagram.Header.ContentType.Parameters.Select(pair => pair.Key + '=' + pair.Value.ToWiresharkLiteral()).
SequenceToString(';');
Assert.AreEqual(expected, fieldShow.Substring(fieldShowParametersStart + 1));
}
}
}
break;
case "http.request.line":
case "http.response.line":
if (_data.ToString().EndsWith(field.Value()))
{
break;
}
{
_data.Append(field.Value());
}
break;
case "http.transfer_encoding":
if (!IsBadHttp(httpDatagram))
{
Assert.AreEqual(fieldShow.ToWiresharkLowerLiteral(),
httpDatagram.Header.TransferEncoding.TransferCodings.SequenceToString(',').ToLowerInvariant().ToWiresharkLiteral());
}
break;
case "http.request.full_uri":
// TODO: Uncomment when https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10681 is fixed.
// Assert.AreEqual(fieldShow, ("http://" + httpDatagram.Header["Host"].ValueString + ((HttpRequestDatagram)httpDatagram).Uri).ToWiresharkLiteral());
break;
default:
throw new InvalidOperationException("Invalid HTTP field " + field.Name());
}
return(true);
}