public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; IList <Variable> result = new List <Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject next = store.GetNextObject(v.Id); result.Add(next == null ? new Variable(v.Id, new EndOfMibView()) : next.Variable); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } context.GenerateResponse(result); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; IList<Variable> result = new List<Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject next = store.GetNextObject(v.Id); result.Add(next == null ? new Variable(v.Id, new EndOfMibView()) : next.Variable); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } context.GenerateResponse(result); }
public void Log(SnmpContext context) { if (Logger.IsInfoEnabled) { Logger.Info(GetLogEntry(context)); } }
private void ListenerMessageReceived(object sender, MessageReceivedEventArgs e) { ISnmpMessage request = e.Message; SnmpContext context = SnmpContextFactory.Create(request, e.Sender, Listener.Users, _group, e.Binding); SnmpApplication application = _factory.Create(context); application.Process(); }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { if (context == null) { throw new ArgumentNullException("context"); } return context.Request.Version == Version && context.HandleMembership(); }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { if (context == null) { throw new ArgumentNullException("context"); } return(context.Request.Version == Version && context.HandleMembership()); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; ErrorCode status = ErrorCode.NoError; IList <Variable> result = new List <Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; ScalarObject obj = store.GetObject(v.Id); if (obj != null) { try { obj.Data = v.Data; } catch (AccessFailureException) { status = ErrorCode.NoSuchName; } catch (ArgumentException) { status = ErrorCode.BadValue; } catch (Exception) { status = ErrorCode.GenError; } } else { status = ErrorCode.NoSuchName; } if (status != ErrorCode.NoError) { context.CopyRequest(status, index); return; } result.Add(v); } context.GenerateResponse(result); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; ErrorCode status = ErrorCode.NoError; IList<Variable> result = new List<Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; ScalarObject obj = store.GetObject(v.Id); if (obj != null) { try { obj.Data = v.Data; } catch (AccessFailureException) { status = ErrorCode.NoSuchName; } catch (ArgumentException) { status = ErrorCode.BadValue; } catch (Exception) { status = ErrorCode.GenError; } } else { status = ErrorCode.NoSuchName; } if (status != ErrorCode.NoError) { context.CopyRequest(status, index); return; } result.Add(v); } context.GenerateResponse(result); }
/// <summary> /// Handles the specified message. /// </summary> /// <param name="context">The context.</param> /// <param name="store">The object store.</param> /// <returns></returns> public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } InvokeMessageReceived(new MessageReceivedEventArgs <TrapV1Message>(context.Sender, (TrapV1Message)context.Request, context.Binding)); }
/// <summary> /// Handles the specified message. /// </summary> /// <param name="context">The context.</param> /// <param name="store">The object store.</param> /// <returns></returns> public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } InvokeMessageReceived(new MessageReceivedEventArgs<TrapV2Message>(context.Sender, (TrapV2Message)context.Request, context.Binding)); }
/// <summary> /// Handles the specified message. /// </summary> /// <param name="context">The context.</param> /// <param name="store">The object store.</param> /// <returns></returns> public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } InvokeMessageReceived(new MessageReceivedEventArgs<InformRequestMessage>(context.Sender, (InformRequestMessage)context.Request, context.Binding)); context.CopyRequest(ErrorCode.NoError, 0); }
/// <summary> /// Handles the specified message. /// </summary> /// <param name="context">The context.</param> /// <param name="store">The object store.</param> /// <returns></returns> public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } InvokeMessageReceived(new MessageReceivedEventArgs <InformRequestMessage>(context.Sender, (InformRequestMessage)context.Request, context.Binding)); context.CopyRequest(ErrorCode.NoError, 0); }
private static string GetLogEntry(SnmpContext context) { return string.Format( CultureInfo.InvariantCulture, "{0} {1} {2} {3} {4} {5} {6} {7} {8} {9}", DateTime.UtcNow, context.Binding.Endpoint.Address, context.Request.Pdu.TypeCode == SnmpType.Unknown ? Empty : context.Request.Pdu.TypeCode.ToString(), GetStem(context.Request.Pdu.Variables), context.Binding.Endpoint.Port, context.Request.Parameters.UserName, context.Sender.Address, (context.Response == null) ? Empty : context.Response.Pdu.ErrorStatus.ToErrorCode().ToString(), context.Request.Version, DateTime.Now.Subtract(context.CreatedTime).TotalMilliseconds); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } ErrorCode status = ErrorCode.NoError; int index = 0; IList <Variable> result = new List <Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject next = store.GetNextObject(v.Id); if (next == null) { status = ErrorCode.NoSuchName; } else { // TODO: how to handle write only object here? result.Add(next.Variable); } } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } if (status != ErrorCode.NoError) { context.CopyRequest(status, index); return; } } context.GenerateResponse(result); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } ErrorCode status = ErrorCode.NoError; int index = 0; IList<Variable> result = new List<Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject next = store.GetNextObject(v.Id); if (next == null) { status = ErrorCode.NoSuchName; } else { // TODO: how to handle write only object here? result.Add(next.Variable); } } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } if (status != ErrorCode.NoError) { context.CopyRequest(status, index); return; } } context.GenerateResponse(result); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; IList <Variable> result = new List <Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject obj = store.GetObject(v.Id); if (obj == null) { result.Add(new Variable(v.Id, new NoSuchInstance())); } else { Variable item = obj.Variable; result.Add(item); } } catch (AccessFailureException) { result.Add(new Variable(v.Id, new NoSuchObject())); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } context.GenerateResponse(result); }
/// <summary> /// Creates a pipeline for the specified context. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public SnmpApplication Create(SnmpContext context) { SnmpApplication result = null; lock (_root) { if (_queue.Count > 0) { result = _queue.Dequeue(); } } if (result == null) { result = new SnmpApplication(this, _logger, _store, _membershipProvider, _factory); } result.Init(context); return result; }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } int index = 0; IList<Variable> result = new List<Variable>(); foreach (Variable v in context.Request.Pdu.Variables) { index++; try { ScalarObject obj = store.GetObject(v.Id); if (obj == null) { result.Add(new Variable(v.Id, new NoSuchInstance())); } else { Variable item = obj.Variable; result.Add(item); } } catch (AccessFailureException) { result.Add(new Variable(v.Id, new NoSuchObject())); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } context.GenerateResponse(result); }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { if (context == null) { throw new ArgumentNullException("context"); } if (context.Request.Version != Version) { return false; } var parameters = context.Request.Parameters; if (context.Request.Pdu.TypeCode == SnmpType.SetRequestPdu) { return parameters.UserName == _set; } return parameters.UserName == _get; }
/// <summary> /// Creates a pipeline for the specified context. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public SnmpApplication Create(SnmpContext context) { SnmpApplication result = null; lock (_root) { if (_queue.Count > 0) { result = _queue.Dequeue(); } } if (result == null) { result = new SnmpApplication(this, _logger, _store, _membershipProvider, _factory); } result.Init(context); return(result); }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { if (context == null) { throw new ArgumentNullException("context"); } if (context.Request.Version != Version) { return(false); } var parameters = context.Request.Parameters; if (context.Request.Pdu.TypeCode == SnmpType.SetRequestPdu) { return(parameters.UserName == _set); } return(parameters.UserName == _get); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } ISnmpPdu pdu = context.Request.Pdu; IList <Variable> result = new List <Variable>(); int index = 0; int nonrepeaters = pdu.ErrorStatus.ToInt32(); var variables = pdu.Variables; for (int i = 0; i < nonrepeaters; i++) { Variable v = variables[i]; index++; try { ScalarObject next = store.GetNextObject(v.Id); result.Add(next == null ? new Variable(v.Id, new EndOfMibView()) : next.Variable); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } for (int j = nonrepeaters; j < variables.Count; j++) { Variable v = variables[j]; index++; Variable temp = v; int repetition = pdu.ErrorIndex.ToInt32(); while (repetition-- > 0) { try { ScalarObject next = store.GetNextObject(temp.Id); if (next == null) { temp = new Variable(temp.Id, new EndOfMibView()); result.Add(temp); break; } // TODO: how to handle write only object here? result.Add(next.Variable); temp = next.Variable; } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } } context.GenerateResponse(result); }
/// <summary> /// Handles the specified message. /// </summary> /// <param name="context">The context.</param> /// <param name="store">The object store.</param> /// <returns></returns> public void Handle(SnmpContext context, ObjectStore store) { }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { return _providers.Any(provider => provider.AuthenticateRequest(context)); }
public void Handle(SnmpContext context, ObjectStore store) { if (store == null) { throw new ArgumentNullException("store"); } if (context == null) { throw new ArgumentNullException("context"); } ISnmpPdu pdu = context.Request.Pdu; IList<Variable> result = new List<Variable>(); int index = 0; int nonrepeaters = pdu.ErrorStatus.ToInt32(); var variables = pdu.Variables; for (int i = 0; i < nonrepeaters; i++) { Variable v = variables[i]; index++; try { ScalarObject next = store.GetNextObject(v.Id); result.Add(next == null ? new Variable(v.Id, new EndOfMibView()) : next.Variable); } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } for (int j = nonrepeaters; j < variables.Count; j++) { Variable v = variables[j]; index++; Variable temp = v; int repetition = pdu.ErrorIndex.ToInt32(); while (repetition-- > 0) { try { ScalarObject next = store.GetNextObject(temp.Id); if (next == null) { temp = new Variable(temp.Id, new EndOfMibView()); result.Add(temp); break; } // TODO: how to handle write only object here? result.Add(next.Variable); temp = next.Variable; } catch (Exception) { context.CopyRequest(ErrorCode.GenError, index); return; } } } context.GenerateResponse(result); }
/// <summary> /// Authenticates the request. /// </summary> /// <param name="context">The context.</param> /// <returns></returns> public bool AuthenticateRequest(SnmpContext context) { return(_providers.Any(provider => provider.AuthenticateRequest(context))); }