Example #1
0
        private SnmpEngine CreateSnmpEngine(RavenDBOptions serverOptions, ObjectStore store)
        {
            var configuration = serverOptions.SystemDatabase.Configuration;

            var v2MembershipProvider = new Version2MembershipProvider(new OctetString(configuration.Monitoring.Snmp.Community), new OctetString(configuration.Monitoring.Snmp.Community));
            var v3MembershipProvider = new Version3MembershipProvider();
            var membershipProvider   = new ComposedMembershipProvider(new IMembershipProvider[] { v2MembershipProvider, v3MembershipProvider });

            var handlers = new[]
            {
                new HandlerMapping("V2,V3", "GET", new GetMessageHandler()),
                new HandlerMapping("V2,V3", "GETNEXT", new GetNextMessageHandler()),
                new HandlerMapping("V2,V3", "GETBULK", new GetBulkMessageHandler())
            };

            var messageHandlerFactory = new MessageHandlerFactory(handlers);

            var factory = new SnmpApplicationFactory(new Logger(log), store, membershipProvider, messageHandlerFactory);

            var listener    = new Listener();
            var engineGroup = new EngineGroup();

            var engine = new SnmpEngine(factory, listener, engineGroup);

            engine.Listener.AddBinding(new IPEndPoint(IPAddress.Any, configuration.Monitoring.Snmp.Port));
            engine.Listener.ExceptionRaised += (sender, e) => log.ErrorException("SNMP error: " + e.Exception.Message, e.Exception);

            return(engine);
        }
Example #2
0
        public static void Main(string[] args)
        {
            if (args.Length != 0)
            {
                return;
            }

            var users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                             new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            if (AESPrivacyProviderBase.IsSupported)
            {
                users.Add(new OctetString("aes"), new AESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new AES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new AES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var trapv1 = new TrapV1MessageHandler();

            trapv1.MessageReceived += WatcherTrapV1Received;
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2 = new TrapV2MessageHandler();

            trapv2.MessageReceived += WatcherTrapV2Received;
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform = new InformRequestMessageHandler();

            inform.MessageReceived += WatcherInformRequestReceived;
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);

            using (var engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup()))
            {
                engine.Listener.AddBinding(new IPEndPoint(IPAddress.Any, 162));
                engine.Start();
                Console.WriteLine("#SNMP is available at https://sharpsnmp.com");
                Console.WriteLine("Press any key to stop . . . ");
                Console.Read();
                engine.Stop();
            }
        }
Example #3
0
        public async Task TestTrapV2HandlerWithV2Message()
        {
            var manualEvent = new ManualResetEventSlim();
            // TODO: this is a hack. review it later.
            var users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
#if !NETSTANDARD
            users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                         new MD5AuthenticationProvider(new OctetString("authentication"))));
#endif
            var count = 0;

            var trapv1        = new TrapV1MessageHandler();
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2 = new TrapV2MessageHandler();
            trapv2.MessageReceived += (sender, args) =>
            {
                count++;
                manualEvent.Set();
            };
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform        = new InformRequestMessageHandler();
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);
            using (var engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup()))
            {
                var daemonEndPoint = new IPEndPoint(IPAddress.Loopback, port.NextId);
                engine.Listener.AddBinding(daemonEndPoint);
                engine.Start();

                await Messenger.SendTrapV2Async(1, VersionCode.V2, daemonEndPoint, new OctetString("public"), new ObjectIdentifier("1.3.6.1"), 500, new List <Variable>());

                manualEvent.Wait();

                Assert.Equal(1, count);

                engine.Stop();
            }
        }
Example #4
0
        private static SnmpEngine CreateSnmpEngine(RavenServer server, ObjectStore objectStore)
        {
            var v2MembershipProvider = new Version2MembershipProvider(new OctetString(server.Configuration.Monitoring.Snmp.Community), new OctetString(server.Configuration.Monitoring.Snmp.Community));
            var v3MembershipProvider = new Version3MembershipProvider();
            var membershipProvider   = new ComposedMembershipProvider(new IMembershipProvider[] { v2MembershipProvider, v3MembershipProvider });

            var handlers = new[]
            {
                new HandlerMapping("V2,V3", "GET", new GetMessageHandler()),
                new HandlerMapping("V2,V3", "GETNEXT", new GetNextMessageHandler()),
                new HandlerMapping("V2,V3", "GETBULK", new GetBulkMessageHandler())
            };

            var messageHandlerFactory = new MessageHandlerFactory(handlers);

            var factory = new SnmpApplicationFactory(new SnmpLogger(Logger), objectStore, membershipProvider, messageHandlerFactory);

            var listener = new Listener();

            listener.Users.Add(new OctetString("ravendb"), new DefaultPrivacyProvider(new SHA1AuthenticationProvider(new OctetString(server.Configuration.Monitoring.Snmp.Community))));

            var engineGroup = new EngineGroup();

            var engine = new SnmpEngine(factory, listener, engineGroup);

            engine.Listener.AddBinding(new IPEndPoint(IPAddress.Any, server.Configuration.Monitoring.Snmp.Port));
            engine.Listener.ExceptionRaised += (sender, e) =>
            {
                if (Logger.IsOperationsEnabled)
                {
                    Logger.Operations("SNMP error: " + e.Exception.Message, e.Exception);
                }
            };

            return(engine);
        }
Example #5
0
        public static void Main(string[] args)
        {
            if (args.Length != 0)
            {
                return;
            }

            var users = new EngineUserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(
                new OctetString("authen"),
                new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(
                    new OctetString("privacy"),
                    new DESPrivacyProvider(
                        new OctetString("privacyphrase"),
                        new MD5AuthenticationProvider(new OctetString("authentication"))));

                // for snmpsendtrap testing
                users.Add(new OctetString("trap"),
                          new DESPrivacyProvider(
                              new OctetString("privacyphrase"),
                              new MD5AuthenticationProvider(new OctetString("authentication")))
                {
                    EngineIds = new List <OctetString> {
                        new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"))
                    }
                });
            }
            else
            {
                Console.WriteLine("DES privacy is not supported by .NET Core natively. Switched to BouncyCastle implementation.");
                users.Add(
                    new OctetString("privacy"),
                    new Samples.BouncyCastle.BouncyCastleDESPrivacyProvider(
                        new OctetString("privacyphrase"),
                        new MD5AuthenticationProvider(new OctetString("authentication"))));

                // for snmpsendtrap testing
                users.Add(new OctetString("trap"),
                          new Samples.BouncyCastle.BouncyCastleDESPrivacyProvider(
                              new OctetString("privacyphrase"),
                              new MD5AuthenticationProvider(new OctetString("authentication")))
                {
                    EngineIds = new List <OctetString> {
                        new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"))
                    }
                });
            }

            if (AESPrivacyProviderBase.IsSupported)
            {
                users.Add(new OctetString("aes"), new AESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new AES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new AES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));

                // for snmpsendtrap testing
                users.Add(new OctetString("trapAES"),
                          new AESPrivacyProvider(
                              new OctetString("privacyphrase"),
                              new MD5AuthenticationProvider(new OctetString("authentication")))
                {
                    EngineIds = new List <OctetString> {
                        new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"))
                    }
                });
            }
            else
            {
                Console.WriteLine("AES privacy is not supported by .NET Core natively. Switched to BouncyCastle implementation.");
                users.Add(new OctetString("aes"), new Samples.BouncyCastle.BouncyCastleAESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new Samples.BouncyCastle.BouncyCastleAES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new Samples.BouncyCastle.BouncyCastleAES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));

                // for snmpsendtrap testing
                users.Add(new OctetString("trapAES"),
                          new Samples.BouncyCastle.BouncyCastleAESPrivacyProvider(
                              new OctetString("privacyphrase"),
                              new MD5AuthenticationProvider(new OctetString("authentication")))
                {
                    EngineIds = new List <OctetString> {
                        new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"))
                    }
                });
            }

            var trapv1 = new TrapV1MessageHandler();

            trapv1.MessageReceived += WatcherTrapV1Received;
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2 = new TrapV2MessageHandler();

            trapv2.MessageReceived += WatcherTrapV2Received;
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform = new InformRequestMessageHandler();

            inform.MessageReceived += WatcherInformRequestReceived;
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);

            using (var engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup()))
            {
                engine.Listener.AddBinding(new IPEndPoint(IPAddress.Any, 162));
                engine.Listener.ExceptionRaised += (sender, e) => Console.WriteLine($"Exception catched: {e.Exception}");
                engine.Start();
                Console.WriteLine("#SNMP is available at https://sharpsnmp.com");
                Console.WriteLine("Press any key to stop . . . ");
                Console.Read();
                engine.Stop();
            }
        }
Example #6
0
        private const int MaxTimeout = 5 * 60 * 1000; // 5 minutes


        private SnmpEngine CreateEngine(bool timeout = false)
        {
            // TODO: this is a hack. review it later.
            var store = new ObjectStore();

            store.Add(new SysDescr());
            store.Add(new SysObjectId());
            store.Add(new SysUpTime());
            store.Add(new SysContact());
            store.Add(new SysName());
            store.Add(new SysLocation());
            store.Add(new SysServices());
            store.Add(new SysORLastChange());
            store.Add(new SysORTable());
            store.Add(new IfNumber());
            store.Add(new IfTable());
            if (timeout)
            {
                store.Add(new TimeoutObject());
            }

            var users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                             new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var getv1        = new GetV1MessageHandler();
            var getv1Mapping = new HandlerMapping("v1", "GET", getv1);

            var getv23        = new GetMessageHandler();
            var getv23Mapping = new HandlerMapping("v2,v3", "GET", getv23);

            var setv1        = new SetV1MessageHandler();
            var setv1Mapping = new HandlerMapping("v1", "SET", setv1);

            var setv23        = new SetMessageHandler();
            var setv23Mapping = new HandlerMapping("v2,v3", "SET", setv23);

            var getnextv1        = new GetNextV1MessageHandler();
            var getnextv1Mapping = new HandlerMapping("v1", "GETNEXT", getnextv1);

            var getnextv23        = new GetNextMessageHandler();
            var getnextv23Mapping = new HandlerMapping("v2,v3", "GETNEXT", getnextv23);

            var getbulk        = new GetBulkMessageHandler();
            var getbulkMapping = new HandlerMapping("v2,v3", "GETBULK", getbulk);

            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[]
            {
                getv1Mapping,
                getv23Mapping,
                setv1Mapping,
                setv23Mapping,
                getnextv1Mapping,
                getnextv23Mapping,
                getbulkMapping
            });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);
            var listener        = new Listener {
                Users = users
            };

            listener.ExceptionRaised += (sender, e) => { Assert.True(false, "unexpected exception"); };
            return(new SnmpEngine(pipelineFactory, listener, new EngineGroup()));
        }
        public MainForm()
        {
            // TODO: this is a hack. review it later.
            var store = new ObjectStore();

            store.Add(new SysDescr());
            store.Add(new SysObjectId());
            store.Add(new SysUpTime());
            store.Add(new SysContact());
            store.Add(new SysName());
            store.Add(new SysLocation());
            store.Add(new SysServices());
            store.Add(new SysORLastChange());
            store.Add(new SysORTable());
            store.Add(new IfNumber());
            store.Add(new IfTable());

            var users = new EngineUserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                             new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            if (AESPrivacyProviderBase.IsSupported)
            {
                users.Add(new OctetString("aes"), new AESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new AES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new AES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var getv1        = new GetV1MessageHandler();
            var getv1Mapping = new HandlerMapping("v1", "GET", getv1);

            var getv23        = new GetMessageHandler();
            var getv23Mapping = new HandlerMapping("v2,v3", "GET", getv23);

            var setv1        = new SetV1MessageHandler();
            var setv1Mapping = new HandlerMapping("v1", "SET", setv1);

            var setv23        = new SetMessageHandler();
            var setv23Mapping = new HandlerMapping("v2,v3", "SET", setv23);

            var getnextv1        = new GetNextV1MessageHandler();
            var getnextv1Mapping = new HandlerMapping("v1", "GETNEXT", getnextv1);

            var getnextv23        = new GetNextMessageHandler();
            var getnextv23Mapping = new HandlerMapping("v2,v3", "GETNEXT", getnextv23);

            var getbulk        = new GetBulkMessageHandler();
            var getbulkMapping = new HandlerMapping("v2,v3", "GETBULK", getbulk);

            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[]
            {
                getv1Mapping,
                getv23Mapping,
                setv1Mapping,
                setv23Mapping,
                getnextv1Mapping,
                getnextv23Mapping,
                getbulkMapping
            });

            var pipelineFactory = new SnmpApplicationFactory(new RollingLogger(), store, membership, handlerFactory);

            _engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup());
            _engine.ExceptionRaised += (sender, e) => MessageBox.Show(e.Exception.ToString());

            InitializeComponent();
            if (PlatformSupport.Platform == PlatformType.Windows)
            {
                // FIXME: work around a Mono WinForms issue.
                Icon = Properties.Resources.network_server;
            }

            toolStripButton1.Image = Properties.Resources.media_playback_start;
            tstxtPort.Text         = @"161";
            tscbIP.Items.Add(StrAllUnassigned);
            foreach (IPAddress address in Dns.GetHostEntry(string.Empty).AddressList.Where(address => !address.IsIPv6LinkLocal))
            {
                tscbIP.Items.Add(address);
            }

            tscbIP.SelectedIndex = 0;
        }
Example #8
0
        public SnmpClient()
        {
            var store = new ObjectStore();

            store.Add(new SysDescr());
            store.Add(new SysObjectId());
            store.Add(new SysUpTime());
            store.Add(new SysContact());
            store.Add(new SysName());
            store.Add(new SysLocation());
            store.Add(new SysServices());
            store.Add(new SysORLastChange());
            store.Add(new SysORTable());
            store.Add(new IfNumber());
            store.Add(new IfTable());

            var users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));

            var getv1        = new GetV1MessageHandler();
            var getv1Mapping = new HandlerMapping("v1", "GET", getv1);

            var getv23        = new GetMessageHandler();
            var getv23Mapping = new HandlerMapping("v2,v3", "GET", getv23);

            var setv1        = new SetV1MessageHandler();
            var setv1Mapping = new HandlerMapping("v1", "SET", setv1);

            var setv23        = new SetMessageHandler();
            var setv23Mapping = new HandlerMapping("v2,v3", "SET", setv23);

            var getnextv1        = new GetNextV1MessageHandler();
            var getnextv1Mapping = new HandlerMapping("v1", "GETNEXT", getnextv1);

            var getnextv23        = new GetNextMessageHandler();
            var getnextv23Mapping = new HandlerMapping("v2,v3", "GETNEXT", getnextv23);

            var getbulk        = new GetBulkMessageHandler();
            var getbulkMapping = new HandlerMapping("v2,v3", "GETBULK", getbulk);

            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[]
            {
                getv1Mapping,
                getv23Mapping,
                setv1Mapping,
                setv23Mapping,
                getnextv1Mapping,
                getnextv23Mapping,
                getbulkMapping
            });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);

            _engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup());
            _engine.Listener.MessageReceived += Listener_MessageReceived;

            _engine.ExceptionRaised += (sender, e) =>
            {
                Debugger.Break();
            };
        }
Example #9
0
        public MainPage()
        {
            ObjectStore store = new ObjectStore();

            store.Add(new SysDescr());
            store.Add(new SysObjectId());
            store.Add(new SysUpTime());
            store.Add(new SysContact());
            store.Add(new SysName());
            store.Add(new SysLocation());
            store.Add(new SysServices());
            store.Add(new SysORLastChange());
            store.Add(new SysORTable());
            store.Add(new IfNumber());
            store.Add(new IfTable());

            UserRegistry users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                             new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            if (AESPrivacyProviderBase.IsSupported)
            {
                users.Add(new OctetString("aes"), new AESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new AES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new AES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            GetV1MessageHandler getv1        = new GetV1MessageHandler();
            HandlerMapping      getv1Mapping = new HandlerMapping("v1", "GET", getv1);

            GetMessageHandler getv23        = new GetMessageHandler();
            HandlerMapping    getv23Mapping = new HandlerMapping("v2,v3", "GET", getv23);

            SetV1MessageHandler setv1        = new SetV1MessageHandler();
            HandlerMapping      setv1Mapping = new HandlerMapping("v1", "SET", setv1);

            SetMessageHandler setv23        = new SetMessageHandler();
            HandlerMapping    setv23Mapping = new HandlerMapping("v2,v3", "SET", setv23);

            GetNextV1MessageHandler getnextv1        = new GetNextV1MessageHandler();
            HandlerMapping          getnextv1Mapping = new HandlerMapping("v1", "GETNEXT", getnextv1);

            GetNextMessageHandler getnextv23        = new GetNextMessageHandler();
            HandlerMapping        getnextv23Mapping = new HandlerMapping("v2,v3", "GETNEXT", getnextv23);

            GetBulkMessageHandler getbulk        = new GetBulkMessageHandler();
            HandlerMapping        getbulkMapping = new HandlerMapping("v2,v3", "GETBULK", getbulk);

            Version1MembershipProvider v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            Version2MembershipProvider v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            Version3MembershipProvider v3             = new Version3MembershipProvider();
            ComposedMembershipProvider membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            MessageHandlerFactory      handlerFactory = new MessageHandlerFactory(new[]
            {
                getv1Mapping,
                getv23Mapping,
                setv1Mapping,
                setv23Mapping,
                getnextv1Mapping,
                getnextv23Mapping,
                getbulkMapping
            });

            SnmpApplicationFactory pipelineFactory = new SnmpApplicationFactory(new RollingLogger(), store, membership, handlerFactory);

            _engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup());
            _engine.ExceptionRaised += (sender, e) => DisplayAlert("Exception Raised", e.Exception.ToString(), "OK");

            InitializeComponent();

            IpPicker.Items.Add("All Unassigned");
            foreach (IPAddress address in Dns.GetHostEntry(string.Empty).AddressList.Where(address => !address.IsIPv6LinkLocal))
            {
                IpPicker.Items.Add(address.ToString());
            }
            IpPicker.SelectedItem = IpPicker.Items.FirstOrDefault();
        }
Example #10
0
        public async Task TestTrapV2HandlerWithV3MessageAndWrongEngineId()
        {
            var manualEvent = new ManualResetEventSlim();
            // TODO: this is a hack. review it later.
            var engineId = new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"));
            var users    = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication")))
            {
                EngineId = engineId
            });
#if !NETSTANDARD
            users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                         new MD5AuthenticationProvider(new OctetString("authentication"))));
#endif
            var count = 0;

            var trapv1        = new TrapV1MessageHandler();
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2 = new TrapV2MessageHandler();
            trapv2.MessageReceived += (sender, args) => { count++; };
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform        = new InformRequestMessageHandler();
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var logger = new TestLogger();
            logger.Handler = (obj, args) => { manualEvent.Set(); };

            var pipelineFactory = new SnmpApplicationFactory(logger, store, membership, handlerFactory);
            var group           = new EngineGroup();
            using (var engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, group))
            {
                var daemonEndPoint = new IPEndPoint(IPAddress.Loopback, port.NextId);
                engine.Listener.AddBinding(daemonEndPoint);
                engine.Start();

                var privacy = new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication")));
                var trap    = new TrapV2Message(
                    VersionCode.V3,
                    1004947569,
                    234419641,
                    new OctetString("authen"),
                    new ObjectIdentifier("1.3.6"),
                    0,
                    new List <Variable>(),
                    privacy,
                    0x10000,
                    new OctetString(ByteTool.Convert("80001F8880E9630000D61FF450")),
                    0,
                    0);
                await trap.SendAsync(daemonEndPoint);

                manualEvent.Wait();

                Assert.Equal(0, count);
                Assert.Equal(new Counter32(1), group.UnknownEngineId.Data);

                engine.Stop();
            }
        }
Example #11
0
        public static void Main(string[] args)
        {
            if (args.Length != 0)
            {
                return;
            }

            var store = new ObjectStore();

            store.Add(new SysDescr());
            store.Add(new SysObjectId());
            store.Add(new SysUpTime());
            store.Add(new SysContact());
            store.Add(new SysName());
            store.Add(new SysLocation());
            store.Add(new SysServices());
            store.Add(new SysORLastChange());
            store.Add(new SysORTable());
            store.Add(new IfNumber());
            store.Add(new IfTable());

            var users = new UserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"), new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            if (AESPrivacyProviderBase.IsSupported)
            {
                users.Add(new OctetString("aes"), new AESPrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes192"), new AES192PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
                users.Add(new OctetString("aes256"), new AES256PrivacyProvider(new OctetString("privacyphrase"), new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var getv1        = new GetV1MessageHandler();
            var getv1Mapping = new HandlerMapping("v1", "GET", getv1);

            var getv23        = new GetMessageHandler();
            var getv23Mapping = new HandlerMapping("v2,v3", "GET", getv23);

            var setv1        = new SetV1MessageHandler();
            var setv1Mapping = new HandlerMapping("v1", "SET", setv1);

            var setv23        = new SetMessageHandler();
            var setv23Mapping = new HandlerMapping("v2,v3", "SET", setv23);

            var getnextv1        = new GetNextV1MessageHandler();
            var getnextv1Mapping = new HandlerMapping("v1", "GETNEXT", getnextv1);

            var getnextv23        = new GetNextMessageHandler();
            var getnextv23Mapping = new HandlerMapping("v2,v3", "GETNEXT", getnextv23);

            var getbulk        = new GetBulkMessageHandler();
            var getbulkMapping = new HandlerMapping("v2,v3", "GETBULK", getbulk);

            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[]
            {
                getv1Mapping,
                getv23Mapping,
                setv1Mapping,
                setv23Mapping,
                getnextv1Mapping,
                getnextv23Mapping,
                getbulkMapping
            });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);

            using (var engine = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup()))
            {
                engine.Listener.AddBinding(new IPEndPoint(IPAddress.Any, 161));
                engine.Listener.ExceptionRaised += Engine_ExceptionRaised;
                engine.Listener.MessageReceived += RequestReceived;
                engine.Start();
                Console.WriteLine("#SNMP is available at https://sharpsnmp.com");
                Console.WriteLine("Press any key to stop . . . ");
                Console.Read();
                engine.Stop();
            }
        }
        public async Task TestTrapV2HandlerWithV3Message()
        {
            var manualEvent = new ManualResetEventSlim();
            // TODO: this is a hack. review it later.
            var engineId = new OctetString(ByteTool.Convert("80001F8880E9630000D61FF449"));
            var users    = new EngineUserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"),
                      new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication")))
            {
                EngineIds = new[] { engineId }
            });
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(new OctetString("privacy"), new DESPrivacyProvider(new OctetString("privacyphrase"),
                                                                             new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var count = 0;

            var trapv1        = new TrapV1MessageHandler();
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2 = new TrapV2MessageHandler();

            trapv2.MessageReceived += (sender, args) =>
            {
                count++;
                manualEvent.Set();
            };
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform        = new InformRequestMessageHandler();
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);
            var engine          = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup());
            var daemonEndPoint = new IPEndPoint(IPAddress.Loopback, port.NextId);

            engine.Listener.AddBinding(daemonEndPoint);
            engine.Start();

            try
            {
                var privacy =
                    new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication")));
                var trap = new TrapV2Message(
                    VersionCode.V3,
                    1004947569,
                    234419641,
                    new OctetString("authen"),
                    new ObjectIdentifier("1.3.6"),
                    0,
                    new List <Variable>(),
                    privacy,
                    0x10000,
                    engineId,
                    0,
                    0);
                await trap.SendAsync(daemonEndPoint);

                manualEvent.Wait();

                Assert.Equal(1, count);
            }
            finally
            {
                if (SnmpMessageExtension.IsRunningOnWindows)
                {
                    engine.Stop();
                }
            }
        }
        public async Task TestInformV2HandlerWithV3MessageDES()
        {
            var manualEvent = new ManualResetEventSlim();
            // TODO: this is a hack. review it later.
            var users = new EngineUserRegistry();

            users.Add(new OctetString("neither"), DefaultPrivacyProvider.DefaultPair);
            users.Add(new OctetString("authen"),
                      new DefaultPrivacyProvider(new MD5AuthenticationProvider(new OctetString("authentication"))));
            if (DESPrivacyProvider.IsSupported)
            {
                users.Add(
                    new OctetString("privacy"),
                    new DESPrivacyProvider(
                        new OctetString("privacyphrase"),
                        new MD5AuthenticationProvider(new OctetString("authentication"))));
            }
            else
            {
                users.Add(
                    new OctetString("privacy"),
                    new BouncyCastle.BouncyCastleDESPrivacyProvider(
                        new OctetString("privacyphrase"),
                        new MD5AuthenticationProvider(new OctetString("authentication"))));
            }

            var count = 0;

            var trapv1        = new TrapV1MessageHandler();
            var trapv1Mapping = new HandlerMapping("v1", "TRAPV1", trapv1);

            var trapv2        = new TrapV2MessageHandler();
            var trapv2Mapping = new HandlerMapping("v2,v3", "TRAPV2", trapv2);

            var inform = new InformRequestMessageHandler();

            inform.MessageReceived += (sender, args) =>
            {
                count++;
                manualEvent.Set();
            };
            var informMapping = new HandlerMapping("v2,v3", "INFORM", inform);

            var store          = new ObjectStore();
            var v1             = new Version1MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v2             = new Version2MembershipProvider(new OctetString("public"), new OctetString("public"));
            var v3             = new Version3MembershipProvider();
            var membership     = new ComposedMembershipProvider(new IMembershipProvider[] { v1, v2, v3 });
            var handlerFactory = new MessageHandlerFactory(new[] { trapv1Mapping, trapv2Mapping, informMapping });

            var pipelineFactory = new SnmpApplicationFactory(store, membership, handlerFactory);
            var engine          = new SnmpEngine(pipelineFactory, new Listener {
                Users = users
            }, new EngineGroup());
            var daemonEndPoint = new IPEndPoint(IPAddress.Loopback, port.NextId);

            engine.Listener.AddBinding(daemonEndPoint);
            engine.Listener.ExceptionRaised += (sender, e) => { Assert.True(false, "unhandled exception"); };
            engine.Listener.MessageReceived += (sender, e) => { Console.WriteLine(e.Message); };
            engine.Start();

            try
            {
                Discovery     discovery = Messenger.GetNextDiscovery(SnmpType.InformRequestPdu);
                ReportMessage report    = discovery.GetResponse(2000, daemonEndPoint);
                await Messenger.SendInformAsync(1,
                                                VersionCode.V3,
                                                daemonEndPoint,
                                                new OctetString("privacy"),
                                                OctetString.Empty,
                                                new ObjectIdentifier("1.3.6.1"),
                                                500,
                                                new List <Variable>(),
                                                DESPrivacyProvider.IsSupported
                                                ?(IPrivacyProvider) new DESPrivacyProvider(
                                                    new OctetString("privacyphrase"),
                                                    new MD5AuthenticationProvider(new OctetString("authentication")))
                                                : new BouncyCastle.BouncyCastleDESPrivacyProvider(
                                                    new OctetString("privacyphrase"),
                                                    new MD5AuthenticationProvider(new OctetString("authentication"))),
                                                report);

                manualEvent.Wait();

                Assert.Equal(1, count);
            }
            finally
            {
                if (SnmpMessageExtension.IsRunningOnWindows)
                {
                    engine.Stop();
                }
            }
        }