public void TestTrapV3AuthPriv()
{
if (!DESPrivacyProvider.IsSupported)
{
return;
}
// The message body generated by snmp#net is problematic.
byte[] bytes = File.ReadAllBytes(Path.Combine("Resources", "trapv3authpriv"));
UserRegistry registry = new UserRegistry();
registry.Add(new OctetString("lextm"), new DESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
IList <ISnmpMessage> messages = MessageFactory.ParseMessages(bytes, registry);
Assert.Equal(1, messages.Count);
ISnmpMessage message = messages[0];
Assert.Equal("80001F8880E9630000D61FF449", message.Parameters.EngineId.ToHexString());
Assert.Equal(0, message.Parameters.EngineBoots.ToInt32());
Assert.Equal(0, message.Parameters.EngineTime.ToInt32());
Assert.Equal("lextm", message.Parameters.UserName.ToString());
Assert.Equal("89D351891A55829243617F2C", message.Parameters.AuthenticationParameters.ToHexString());
Assert.Equal("0000000069D39B2A", message.Parameters.PrivacyParameters.ToHexString());
Assert.Equal("", message.Scope.ContextEngineId.ToHexString()); // SNMP#NET returns string.Empty here.
Assert.Equal("", message.Scope.ContextName.ToHexString());
Assert.Equal(0, message.Scope.Pdu.Variables.Count);
Assert.Equal(1004947569, message.MessageId());
Assert.Equal(234419641, message.RequestId());
}
public void TestTrapV3AuthBytes()
{
byte[] bytes = File.ReadAllBytes(Path.Combine("Resources", "v3authNoPriv_BER_Issue"));
UserRegistry registry = new UserRegistry();
SHA1AuthenticationProvider authen = new SHA1AuthenticationProvider(new OctetString("testpass"));
registry.Add(new OctetString("test"), new DefaultPrivacyProvider(authen));
IList <ISnmpMessage> messages = MessageFactory.ParseMessages(bytes, registry);
Assert.Equal(1, messages.Count);
ISnmpMessage message = messages[0];
Assert.Equal("80001299030005B706CF69", message.Parameters.EngineId.ToHexString());
Assert.Equal(41, message.Parameters.EngineBoots.ToInt32());
Assert.Equal(877, message.Parameters.EngineTime.ToInt32());
Assert.Equal("test", message.Parameters.UserName.ToString());
Assert.Equal("C107F9DAA3FC552960E38936", message.Parameters.AuthenticationParameters.ToHexString());
Assert.Equal("", message.Parameters.PrivacyParameters.ToHexString());
Assert.Equal("80001299030005B706CF69", message.Scope.ContextEngineId.ToHexString()); // SNMP#NET returns string.Empty here.
Assert.Equal("", message.Scope.ContextName.ToHexString());
Assert.Equal(681323585, message.MessageId());
Assert.Equal(681323584, message.RequestId());
Assert.Equal(bytes, message.ToBytes());
}
/// <summary>
/// Gets the message ID.
/// </summary>
/// <value>The message ID.</value>
/// <param name="message">The <see cref="ISnmpMessage"/>.</param>
/// <remarks>For v3, message ID is different from request ID. For v1 and v2c, they are the same.</remarks>
public static int MessageId(this ISnmpMessage message)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
return(message.Header == Header.Empty ? message.RequestId() : message.Header.MessageId);
}
public void TestToBytes3()
{
if (!DESPrivacyProvider.IsSupported)
{
return;
}
var privacy = new DESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication")));
var trap = new TrapV2Message(
VersionCode.V3,
new Header(
new Integer32(1004947569),
new Integer32(0x10000),
privacy.ToSecurityLevel()),
new SecurityParameters(
new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449")),
Integer32.Zero,
Integer32.Zero,
new OctetString("lextm"),
new OctetString(ByteTool.Convert("61A9A486AF4A861BD5C0BB1F")),
new OctetString(ByteTool.Convert("0000000069D39B2A"))),
new Scope(OctetString.Empty, OctetString.Empty,
new TrapV2Pdu(
234419641,
new ObjectIdentifier("1.3.6"),
0,
new List <Variable>())),
privacy,
null);
byte[] bytes = trap.ToBytes();
UserRegistry registry = new UserRegistry();
registry.Add(new OctetString("lextm"), privacy);
IList <ISnmpMessage> messages = MessageFactory.ParseMessages(bytes, registry);
Assert.Equal(1, messages.Count);
ISnmpMessage message = messages[0];
Assert.Equal("80001F8880E9630000D61FF449", message.Parameters.EngineId.ToHexString());
Assert.Equal(0, message.Parameters.EngineBoots.ToInt32());
Assert.Equal(0, message.Parameters.EngineTime.ToInt32());
Assert.Equal("lextm", message.Parameters.UserName.ToString());
Assert.Equal("61A9A486AF4A861BD5C0BB1F", message.Parameters.AuthenticationParameters.ToHexString());
Assert.Equal("0000000069D39B2A", message.Parameters.PrivacyParameters.ToHexString());
Assert.Equal("", message.Scope.ContextEngineId.ToHexString()); // SNMP#NET returns string.Empty here.
Assert.Equal("", message.Scope.ContextName.ToHexString());
Assert.Equal(0, message.Scope.Pdu.Variables.Count);
Assert.Equal(1004947569, message.MessageId());
Assert.Equal(234419641, message.RequestId());
}
public void TestTrapV3Auth()
{
byte[] bytes = File.ReadAllBytes(Path.Combine("Resources", "trapv3auth"));
UserRegistry registry = new UserRegistry();
registry.Add(new OctetString("lextm"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
IList <ISnmpMessage> messages = MessageFactory.ParseMessages(bytes, registry);
Assert.Equal(1, messages.Count);
ISnmpMessage message = messages[0];
Assert.Equal("80001F8880E9630000D61FF449", message.Parameters.EngineId.ToHexString());
Assert.Equal(0, message.Parameters.EngineBoots.ToInt32());
Assert.Equal(0, message.Parameters.EngineTime.ToInt32());
Assert.Equal("lextm", message.Parameters.UserName.ToString());
Assert.Equal("84433969457707152C289A3E", message.Parameters.AuthenticationParameters.ToHexString());
Assert.Equal("", message.Parameters.PrivacyParameters.ToHexString());
Assert.Equal("", message.Scope.ContextEngineId.ToHexString()); // SNMP#NET returns string.Empty here.
Assert.Equal("", message.Scope.ContextName.ToHexString());
Assert.Equal(318463383, message.MessageId());
Assert.Equal(1276263065, message.RequestId());
}
public void TestTrapV3()
{
byte[] bytes = File.ReadAllBytes(Path.Combine("Resources", "trapv3"));
UserRegistry registry = new UserRegistry();
registry.Add(new OctetString("lextm"), DefaultPrivacyProvider.DefaultPair);
IList <ISnmpMessage> messages = MessageFactory.ParseMessages(bytes, registry);
Assert.Equal(1, messages.Count);
ISnmpMessage message = messages[0];
Assert.Equal("80001F8880E9630000D61FF449", message.Parameters.EngineId.ToHexString());
Assert.Equal(0, message.Parameters.EngineBoots.ToInt32());
Assert.Equal(0, message.Parameters.EngineTime.ToInt32());
Assert.Equal("lextm", message.Parameters.UserName.ToString());
Assert.Equal("", message.Parameters.AuthenticationParameters.ToHexString());
Assert.Equal("", message.Parameters.PrivacyParameters.ToHexString());
Assert.Equal("", message.Scope.ContextEngineId.ToHexString()); // SNMP#NET returns string.Empty here.
Assert.Equal("", message.Scope.ContextName.ToHexString());
Assert.Equal(528732060, message.MessageId());
Assert.Equal(1905687779, message.RequestId());
Assert.Equal("1.3.6", ((TrapV2Message)message).Enterprise.ToString());
}
public void TestResponseVersion3_2()
{
var engine = CreateEngine();
engine.Listener.ClearBindings();
var serverEndPoint = new IPEndPoint(IPAddress.Loopback, Port.NextId);
engine.Listener.AddBinding(serverEndPoint);
engine.Start();
try
{
IAuthenticationProvider auth = new MD5AuthenticationProvider(new OctetString("authenticationauthentication"));
IPrivacyProvider priv = new DefaultPrivacyProvider(auth);
var timeout = 3000;
Discovery discovery = Messenger.GetNextDiscovery(SnmpType.GetRequestPdu);
ReportMessage report = discovery.GetResponse(timeout, serverEndPoint);
var expected = Messenger.NextRequestId;
GetRequestMessage request = new GetRequestMessage(VersionCode.V3, Messenger.NextMessageId, expected, new OctetString("authen"), OctetString.Empty, new List <Variable> {
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))
}, priv, Messenger.MaxMessageSize, report);
ISnmpMessage reply = request.GetResponse(timeout, serverEndPoint);
ISnmpPdu snmpPdu = reply.Pdu();
Assert.Equal(SnmpType.ResponsePdu, snmpPdu.TypeCode);
Assert.Equal(expected, reply.RequestId());
Assert.Equal(ErrorCode.NoError, snmpPdu.ErrorStatus.ToErrorCode());
}
finally
{
if (SnmpMessageExtension.IsRunningOnWindows)
{
engine.Stop();
}
}
}
/// <summary>
/// Returns a <see cref="System.String"/> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String"/> that represents this instance.
/// </returns>
public override string ToString()
{
return(string.Format(CultureInfo.InvariantCulture, "discovery class: message id: {0}; request id: {1}", _discovery.MessageId(), _discovery.RequestId()));
}
