public void NoSuchName()
{
var handler = new GetNextV1MessageHandler();
var store = new ObjectStore();
store.Add(new SysDescr());
var context = SnmpContextFactory.Create(
new GetNextRequestMessage(
300,
VersionCode.V1,
new OctetString("lextm"),
new List <Variable>
{
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"))
}
),
new IPEndPoint(IPAddress.Loopback, 100),
new UserRegistry(),
null,
null);
handler.Handle(context, store);
var noSuchName = (ResponseMessage)context.Response;
Assert.AreEqual(ErrorCode.NoSuchName, noSuchName.ErrorStatus);
}
public void NoError()
{
var handler = new GetNextV1MessageHandler();
var context = SnmpContextFactory.Create(
new GetNextRequestMessage(
300,
VersionCode.V1,
new OctetString("lextm"),
new List <Variable>
{
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))
}
),
new IPEndPoint(IPAddress.Loopback, 100),
new UserRegistry(),
null,
null);
var store = new ObjectStore();
store.Add(new SysDescr());
store.Add(new SysObjectId());
Assert.Throws <ArgumentNullException>(() => handler.Handle(null, null));
Assert.Throws <ArgumentNullException>(() => handler.Handle(context, null));
handler.Handle(context, store);
var noerror = (ResponseMessage)context.Response;
Assert.Equal(ErrorCode.NoError, noerror.ErrorStatus);
Assert.Equal(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"), noerror.Variables()[0].Id);
}
public void GenError()
{
var handler = new GetNextV1MessageHandler();
var mock = new Mock <ScalarObject>(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"));
mock.Setup(foo => foo.Data).Throws <Exception>();
mock.Setup(foo => foo.MatchGet(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"))).Returns(mock.Object);
mock.Setup(foo => foo.MatchGetNext(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))).Returns(mock.Object);
var store = new ObjectStore();
store.Add(new SysDescr());
store.Add(mock.Object);
var context = SnmpContextFactory.Create(
new GetNextRequestMessage(
300,
VersionCode.V1,
new OctetString("lextm"),
new List <Variable>
{
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))
}
),
new IPEndPoint(IPAddress.Loopback, 100),
new UserRegistry(),
null,
null);
handler.Handle(context, store);
var genError = (ResponseMessage)context.Response;
Assert.AreEqual(ErrorCode.GenError, genError.ErrorStatus);
}
public void GenError()
{
var handler = new GetNextV1MessageHandler();
var mock = new Mock<ScalarObject>(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"));
mock.Setup(foo => foo.Data).Throws<Exception>();
mock.Setup(foo => foo.MatchGet(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"))).Returns(mock.Object);
mock.Setup(foo => foo.MatchGetNext(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))).Returns(mock.Object);
var store = new ObjectStore();
store.Add(new SysDescr());
store.Add(mock.Object);
var context = SnmpContextFactory.Create(
new GetNextRequestMessage(
300,
VersionCode.V1,
new OctetString("lextm"),
new List<Variable>
{
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))
}
),
new IPEndPoint(IPAddress.Loopback, 100),
new UserRegistry(),
null,
null);
handler.Handle(context, store);
var genError = (ResponseMessage)context.Response;
Assert.AreEqual(ErrorCode.GenError, genError.ErrorStatus);
}
public void NoError()
{
var handler = new GetNextV1MessageHandler();
var context = SnmpContextFactory.Create(
new GetNextRequestMessage(
300,
VersionCode.V1,
new OctetString("lextm"),
new List<Variable>
{
new Variable(new ObjectIdentifier("1.3.6.1.2.1.1.1.0"))
}
),
new IPEndPoint(IPAddress.Loopback, 100),
new UserRegistry(),
null,
null);
var store = new ObjectStore();
store.Add(new SysDescr());
store.Add(new SysObjectId());
Assert.Throws<ArgumentNullException>(() => handler.Handle(null, null));
Assert.Throws<ArgumentNullException>(() => handler.Handle(context, null));
handler.Handle(context, store);
var noerror = (ResponseMessage)context.Response;
Assert.AreEqual(ErrorCode.NoError, noerror.ErrorStatus);
Assert.AreEqual(new ObjectIdentifier("1.3.6.1.2.1.1.2.0"), noerror.Variables()[0].Id);
}
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;
}
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();
};
}
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();
}
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();
}
}