Exemplo n.º 1
0
 testAttribute(IceMX.IMetricsAdminPrx metrics,
               Ice.IPropertiesAdminPrx props,
               UpdateCallbackI update,
               string map,
               string attr,
               string value,
               TextWriter output)
 {
     testAttribute(metrics, props, update, map, attr, value, () => { }, output);
 }
Exemplo n.º 2
0
    testAttribute(IceMX.IMetricsAdminPrx metrics,
                  Ice.IPropertiesAdminPrx props,
                  UpdateCallbackI update,
                  string map,
                  string attr,
                  string value,
                  System.Action func,
                  TextWriter output)
    {
        Dictionary <string, string> dict = new Dictionary <string, string>();

        dict.Add("IceMX.Metrics.View.Map." + map + ".GroupBy", attr);
        if (props.Identity.Category.Equals("client"))
        {
            props.SetProperties(getClientProps(props, dict, map));
            update.waitForUpdate();
        }
        else
        {
            props.SetProperties(getServerProps(props, dict, map));
            props.SetProperties(new Dictionary <string, string>());
        }

        func();
        Dictionary <string, IceMX.Metrics[]> view = metrics.GetMetricsView("View").ReturnValue;

        if (!view.ContainsKey(map) || view[map].Length == 0)
        {
            if (value.Length > 0)
            {
                output.WriteLine("no map `" + map + "' for group by = `" + attr + "'");
                test(false);
            }
        }
        else if (!view[map][0].Id.Equals(value))
        {
            output.WriteLine("invalid attribute value: " + attr + " = " + value + " got " + view[map][0].Id);
            test(false);
        }

        dict.Clear();
        if (props.Identity.Category.Equals("client"))
        {
            props.SetProperties(getClientProps(props, dict, map));
            update.waitForUpdate();
        }
        else
        {
            props.SetProperties(getServerProps(props, dict, map));
            props.SetProperties(new Dictionary <string, string>());
        }
    }
Exemplo n.º 3
0
 checkFailure(IceMX.IMetricsAdminPrx m, string map, string id, string failure, int count, TextWriter output)
 {
     IceMX.MetricsFailures f = m.GetMetricsFailures("View", map, id);
     if (!f.Failures.ContainsKey(failure))
     {
         output.WriteLine("couldn't find failure `" + failure + "' for `" + id + "'");
         test(false);
     }
     if (count > 0 && f.Failures[failure] != count)
     {
         output.Write("count for failure `" + failure + "' of `" + id + "' is different from expected: ");
         output.WriteLine(count + " != " + f.Failures[failure]);
         test(false);
     }
 }
Exemplo n.º 4
0
 waitForCurrent(IceMX.IMetricsAdminPrx metrics, string viewName, string map, int value)
 {
     while (true)
     {
         Dictionary <string, IceMX.Metrics[]> view = metrics.GetMetricsView(viewName).ReturnValue;
         test(view.ContainsKey(map));
         bool ok = true;
         foreach (IceMX.Metrics m in view[map])
         {
             if (m.Current != value)
             {
                 ok = false;
                 break;
             }
         }
         if (ok)
         {
             break;
         }
         Thread.Sleep(50);
     }
 }
Exemplo n.º 5
0
 getServerConnectionMetrics(IceMX.IMetricsAdminPrx metrics, long expected)
 {
     try
     {
         IceMX.ConnectionMetrics s;
         s = (IceMX.ConnectionMetrics)metrics.GetMetricsView("View").ReturnValue["Connection"][0];
         int nRetry = 30;
         while (s.SentBytes != expected && nRetry-- > 0)
         {
             // On some platforms, it's necessary to wait a little before obtaining the server metrics
             // to get an accurate sentBytes metric. The sentBytes metric is updated before the response
             // to the operation is sent and getMetricsView can be dispatched before the metric is really
             // updated.
             Thread.Sleep(100);
             s = (IceMX.ConnectionMetrics)metrics.GetMetricsView("View").ReturnValue["Connection"][0];
         }
         return(s);
     }
     catch (IceMX.UnknownMetricsView)
     {
         Debug.Assert(false);
         return(null);
     }
 }
Exemplo n.º 6
0
    public static IMetricsPrx allTests(TestHelper helper, CommunicatorObserver obsv)
    {
        Communicator communicator = helper.communicator();

        string host        = helper.getTestHost();
        string port        = helper.getTestPort(0).ToString();
        string hostAndPort = host + ":" + port;
        string protocol    = helper.getTestProtocol();
        string endpoint    = protocol + " -h " + host + " -p " + port;
        string timeout     = communicator.GetProperty("Ice.Default.Timeout") ?? "60000";

        IMetricsPrx metrics    = IMetricsPrx.Parse($"metrics:{endpoint}", communicator);
        bool        collocated = metrics.GetConnection() == null;
        var         output     = helper.getWriter();

        output.Write("testing metrics admin facet checkedCast... ");
        output.Flush();
        IObjectPrx          admin       = communicator.GetAdmin();
        IPropertiesAdminPrx clientProps = IPropertiesAdminPrx.CheckedCast(admin.Clone(facet: "Properties"));

        IceMX.IMetricsAdminPrx clientMetrics = IceMX.IMetricsAdminPrx.CheckedCast(admin.Clone(facet: "Metrics"));
        test(clientProps != null && clientMetrics != null);

        admin = metrics.getAdmin();
        IPropertiesAdminPrx serverProps = IPropertiesAdminPrx.CheckedCast(admin.Clone(facet: "Properties"));

        IceMX.IMetricsAdminPrx serverMetrics = IceMX.IMetricsAdminPrx.CheckedCast(admin.Clone(facet: "Metrics"));
        test(serverProps != null && serverMetrics != null);

        UpdateCallbackI update = new UpdateCallbackI(serverProps);

        ((INativePropertiesAdmin)communicator.FindAdminFacet("Properties")).AddUpdateCallback(update.updated);

        output.WriteLine("ok");

        Dictionary <string, string> props = new Dictionary <string, string>();

        output.Write("testing group by none...");
        output.Flush();

        props.Add("IceMX.Metrics.View.GroupBy", "none");
        updateProps(clientProps, serverProps, update, props, "");
        Dictionary <string, IceMX.Metrics[]> view = clientMetrics.GetMetricsView("View").ReturnValue;

        if (!collocated)
        {
            test(view["Connection"].Length == 1 && view["Connection"][0].Current == 1 &&
                 view["Connection"][0].Total == 1);
        }
        test(view["Thread"].Length == 1 && view["Thread"][0].Current == 5 && view["Thread"][0].Total == 5);
        output.WriteLine("ok");

        output.Write("testing group by id...");
        output.Flush();

        props["IceMX.Metrics.View.GroupBy"] = "id";
        updateProps(clientProps, serverProps, update, props, "");

        metrics.IcePing();
        metrics.IcePing();
        metrics.Clone(connectionId: "Con1").IcePing();
        metrics.Clone(connectionId: "Con1").IcePing();
        metrics.Clone(connectionId: "Con1").IcePing();

        waitForCurrent(clientMetrics, "View", "Invocation", 0);
        waitForCurrent(serverMetrics, "View", "Dispatch", 0);

        view = clientMetrics.GetMetricsView("View").ReturnValue;
        test(view["Thread"].Length == 5);
        if (!collocated)
        {
            test(view["Connection"].Length == 2);
        }
        test(view["Invocation"].Length == 1);

        IceMX.InvocationMetrics invoke = (IceMX.InvocationMetrics)view["Invocation"][0];

        test(invoke.Id.IndexOf("[ice_ping]") > 0 && invoke.Current == 0 && invoke.Total == 5);
        if (!collocated)
        {
            test(invoke.Remotes.Length == 2);
            test(invoke.Remotes[0].Total >= 2 && invoke.Remotes[1].Total >= 2);
            test((invoke.Remotes[0].Total + invoke.Remotes[1].Total) == 5);
        }
        else
        {
            test(invoke.Collocated.Length == 1);
            test(invoke.Collocated[0].Total == 5);
        }

        view = serverMetrics.GetMetricsView("View").ReturnValue;
        // With Ice for .NET, a new dispatching thread isn't necessarily created.
        //test(view["Thread"].Length > 5);
        if (!collocated)
        {
            test(view["Connection"].Length == 2);
        }
        test(view["Dispatch"].Length == 1);
        test(view["Dispatch"][0].Current == 0 && view["Dispatch"][0].Total == 5);
        test(view["Dispatch"][0].Id.IndexOf("[ice_ping]") > 0);

        if (!collocated)
        {
            metrics.GetConnection().Close(ConnectionClose.GracefullyWithWait);
            metrics.Clone(connectionId: "Con1").GetConnection().Close(ConnectionClose.GracefullyWithWait);

            waitForCurrent(clientMetrics, "View", "Connection", 0);
            waitForCurrent(serverMetrics, "View", "Connection", 0);
        }

        clearView(clientProps, serverProps, update);

        output.WriteLine("ok");

        string type     = "";
        string isSecure = "";

        if (!collocated)
        {
            Ice.EndpointInfo endpointInfo = metrics.GetConnection().Endpoint.GetInfo();
            type     = endpointInfo.Type().ToString();
            isSecure = endpointInfo.Secure() ? "True" : "False";
        }

        Dictionary <string, IceMX.Metrics> map;

        if (!collocated)
        {
            output.Write("testing connection metrics... ");
            output.Flush();

            props["IceMX.Metrics.View.Map.Connection.GroupBy"] = "none";
            updateProps(clientProps, serverProps, update, props, "Connection");

            test(clientMetrics.GetMetricsView("View").ReturnValue["Connection"].Length == 0);
            test(serverMetrics.GetMetricsView("View").ReturnValue["Connection"].Length == 0);

            metrics.IcePing();

            IceMX.ConnectionMetrics cm1, sm1, cm2, sm2;
            cm1 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            sm1 = getServerConnectionMetrics(serverMetrics, 25);

            metrics.IcePing();

            cm2 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            sm2 = getServerConnectionMetrics(serverMetrics, 50);

            test(cm2.SentBytes - cm1.SentBytes == 45);         // 45 for IcePing request
            test(cm2.ReceivedBytes - cm1.ReceivedBytes == 25); // 25 bytes for IcePing response
            test(sm2.ReceivedBytes - sm1.ReceivedBytes == 45);
            test(sm2.SentBytes - sm1.SentBytes == 25);

            cm1 = cm2;
            sm1 = sm2;

            byte[] bs = new byte[0];
            metrics.opByteS(bs);

            cm2 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            sm2 = getServerConnectionMetrics(serverMetrics, sm1.SentBytes + cm2.ReceivedBytes - cm1.ReceivedBytes);
            long requestSz = cm2.SentBytes - cm1.SentBytes;
            long replySz   = cm2.ReceivedBytes - cm1.ReceivedBytes;

            cm1 = cm2;
            sm1 = sm2;

            bs = new byte[456];
            metrics.opByteS(bs);

            cm2 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            sm2 = getServerConnectionMetrics(serverMetrics, sm1.SentBytes + replySz);

            test(cm2.SentBytes - cm1.SentBytes == requestSz + bs.Length + 4); // 4 is for the seq variable size
            test(cm2.ReceivedBytes - cm1.ReceivedBytes == replySz);
            test(sm2.ReceivedBytes - sm1.ReceivedBytes == requestSz + bs.Length + 4);
            test(sm2.SentBytes - sm1.SentBytes == replySz);

            cm1 = cm2;
            sm1 = sm2;

            bs = new byte[1024 * 1024 * 10]; // Try with large amount of data which should be sent in several chunks
            metrics.opByteS(bs);

            cm2 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            sm2 = getServerConnectionMetrics(serverMetrics, sm1.SentBytes + replySz);

            test((cm2.SentBytes - cm1.SentBytes) == (requestSz + bs.Length + 4)); // 4 is for the seq variable size
            test((cm2.ReceivedBytes - cm1.ReceivedBytes) == replySz);
            test((sm2.ReceivedBytes - sm1.ReceivedBytes) == (requestSz + bs.Length + 4));
            test((sm2.SentBytes - sm1.SentBytes) == replySz);

            props["IceMX.Metrics.View.Map.Connection.GroupBy"] = "state";
            updateProps(clientProps, serverProps, update, props, "Connection");

            map = toMap(serverMetrics.GetMetricsView("View").ReturnValue["Connection"]);

            test(map["active"].Current == 1);

            IControllerPrx controller = IControllerPrx.Parse($"controller:{helper.getTestEndpoint(1)}", communicator);
            controller.hold();

            map = toMap(clientMetrics.GetMetricsView("View").ReturnValue["Connection"]);
            test(map["active"].Current == 1);
            map = toMap(serverMetrics.GetMetricsView("View").ReturnValue["Connection"]);
            test(map["holding"].Current == 1);

            metrics.GetConnection().Close(Ice.ConnectionClose.GracefullyWithWait);

            map = toMap(clientMetrics.GetMetricsView("View").ReturnValue["Connection"]);
            test(map["closing"].Current == 1);
            map = toMap(serverMetrics.GetMetricsView("View").ReturnValue["Connection"]);
            test(map["holding"].Current == 1);

            controller.resume();

            map = toMap(serverMetrics.GetMetricsView("View").ReturnValue["Connection"]);
            test(map["holding"].Current == 0);

            props["IceMX.Metrics.View.Map.Connection.GroupBy"] = "none";
            updateProps(clientProps, serverProps, update, props, "Connection");

            metrics.GetConnection().Close(Ice.ConnectionClose.GracefullyWithWait);

            metrics.Clone(connectionTimeout: 500).IcePing();
            controller.hold();
            try
            {
                metrics.Clone(connectionTimeout: 500).opByteS(new byte[10000000]);
                test(false);
            }
            catch (Ice.TimeoutException)
            {
            }
            controller.resume();

            cm1 = (IceMX.ConnectionMetrics)clientMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
            while (true)
            {
                sm1 = (IceMX.ConnectionMetrics)serverMetrics.GetMetricsView("View").ReturnValue["Connection"][0];
                if (sm1.Failures >= 2)
                {
                    break;
                }
                Thread.Sleep(10);
            }
            test(cm1.Failures == 2 && sm1.Failures >= 2);

            checkFailure(clientMetrics, "Connection", cm1.Id, "::Ice::TimeoutException", 1, output);
            checkFailure(clientMetrics, "Connection", cm1.Id, "::Ice::ConnectTimeoutException", 1, output);
            checkFailure(serverMetrics, "Connection", sm1.Id, "::Ice::ConnectionLostException", 0, output);

            IMetricsPrx m = metrics.Clone(connectionTimeout: 500, connectionId: "Con1");
            m.IcePing();

            testAttribute(clientMetrics, clientProps, update, "Connection", "parent", "Communicator", output);
            //testAttribute(clientMetrics, clientProps, update, "Connection", "id", "");
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpoint",
                          endpoint + " -t 500", output);

            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointType", type, output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointIsDatagram", "False", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointIsSecure", isSecure, output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointTimeout", "500", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointCompress", "False", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointHost", host, output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "endpointPort", port, output);

            testAttribute(clientMetrics, clientProps, update, "Connection", "incoming", "False", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "adapterName", "", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "connectionId", "Con1", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "localHost", host, output);
            //testAttribute(clientMetrics, clientProps, update, "Connection", "localPort", "", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "remoteHost", host, output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "remotePort", port, output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "mcastHost", "", output);
            testAttribute(clientMetrics, clientProps, update, "Connection", "mcastPort", "", output);

            m.GetConnection().Close(Ice.ConnectionClose.GracefullyWithWait);

            waitForCurrent(clientMetrics, "View", "Connection", 0);
            waitForCurrent(serverMetrics, "View", "Connection", 0);

            output.WriteLine("ok");

            output.Write("testing connection establishment metrics... ");
            output.Flush();

            props["IceMX.Metrics.View.Map.ConnectionEstablishment.GroupBy"] = "id";
            updateProps(clientProps, serverProps, update, props, "ConnectionEstablishment");
            test(clientMetrics.GetMetricsView("View").ReturnValue["ConnectionEstablishment"].Length == 0);

            metrics.IcePing();

            test(clientMetrics.GetMetricsView("View").ReturnValue["ConnectionEstablishment"].Length == 1);
            IceMX.Metrics m1 = clientMetrics.GetMetricsView("View").ReturnValue["ConnectionEstablishment"][0];
            test(m1.Current == 0 && m1.Total == 1 && m1.Id.Equals(hostAndPort));

            metrics.GetConnection().Close(Ice.ConnectionClose.GracefullyWithWait);
            controller.hold();
            try
            {
                IObjectPrx.Parse($"test:tcp -h 127.0.0.1 -p {port}", communicator).Clone(connectionTimeout: 10).IcePing();
                test(false);
            }
            catch (Ice.ConnectTimeoutException)
            {
            }
            catch (Ice.LocalException)
            {
                test(false);
            }
            controller.resume();
            test(clientMetrics.GetMetricsView("View").ReturnValue["ConnectionEstablishment"].Length == 1);
            m1 = clientMetrics.GetMetricsView("View").ReturnValue["ConnectionEstablishment"][0];
            test(m1.Id.Equals(hostAndPort) && m1.Total == 3 && m1.Failures == 2);

            checkFailure(clientMetrics, "ConnectionEstablishment", m1.Id, "::Ice::ConnectTimeoutException", 2, output);

            System.Action c = () => { connect(metrics); };
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "parent", "Communicator", c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "id", hostAndPort, c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpoint",
                          endpoint + " -t " + timeout, c, output);

            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointType", type, c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointIsDatagram", "False",
                          c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointIsSecure", isSecure,
                          c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointTimeout", timeout, c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointCompress", "False",
                          c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointHost", host, c, output);
            testAttribute(clientMetrics, clientProps, update, "ConnectionEstablishment", "endpointPort", port, c, output);

            output.WriteLine("ok");

            output.Write("testing endpoint lookup metrics... ");
            output.Flush();

            props["IceMX.Metrics.View.Map.ConnectionEstablishment.GroupBy"] = "id";
            updateProps(clientProps, serverProps, update, props, "EndpointLookup");
            test(clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"].Length == 0);

            var prx = IObjectPrx.Parse($"metrics:{protocol} -p {port} -h localhost -t 500", communicator);
            try
            {
                prx.IcePing();
                prx.GetConnection().Close(ConnectionClose.GracefullyWithWait);
            }
            catch (LocalException)
            {
            }

            test(clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"].Length == 1);
            m1 = clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"][0];
            test(m1.Current <= 1 && m1.Total == 1);

            bool dnsException = false;
            try
            {
                IObjectPrx.Parse($"test:tcp -t 500 -h unknownfoo.zeroc.com -p {port}", communicator).IcePing();
                test(false);
            }
            catch (DNSException)
            {
                dnsException = true;
            }
            catch (LocalException)
            {
                // Some DNS servers don't fail on unknown DNS names.
            }
            test(clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"].Length == 2);
            m1 = clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"][0];
            if (!m1.Id.Equals("tcp -h unknownfoo.zeroc.com -p " + port + " -t 500"))
            {
                m1 = clientMetrics.GetMetricsView("View").ReturnValue["EndpointLookup"][1];
            }
            test(m1.Id.Equals("tcp -h unknownfoo.zeroc.com -p " + port + " -t 500") && m1.Total == 2 &&
                 (!dnsException || m1.Failures == 2));
            if (dnsException)
            {
                checkFailure(clientMetrics, "EndpointLookup", m1.Id, "::Ice::DNSException", 2, output);
            }

            c = () => { connect(prx); };

            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "parent", "Communicator", c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "id",
                          prx.GetConnection().Endpoint.ToString(), c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpoint",
                          prx.GetConnection().Endpoint.ToString(), c, output);

            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointType", type, c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointIsDatagram", "False", c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointIsSecure", isSecure, c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointTimeout", "500", c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointCompress", "False", c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointHost", "localhost", c, output);
            testAttribute(clientMetrics, clientProps, update, "EndpointLookup", "endpointPort", port, c, output);

            output.WriteLine("ok");
        }
        output.Write("testing dispatch metrics... ");
        output.Flush();

        props["IceMX.Metrics.View.Map.Dispatch.GroupBy"] = "operation";
        updateProps(clientProps, serverProps, update, props, "Dispatch");
        test(serverMetrics.GetMetricsView("View").ReturnValue["Dispatch"].Length == 0);

        metrics.op();
        try
        {
            metrics.opWithUserException();
            test(false);
        }
        catch (UserEx)
        {
        }
        try
        {
            metrics.opWithRequestFailedException();
            test(false);
        }
        catch (RequestFailedException)
        {
        }
        try
        {
            metrics.opWithLocalException();
            test(false);
        }
        catch (Ice.LocalException)
        {
        }
        try
        {
            metrics.opWithUnknownException();
            test(false);
        }
        catch (Ice.UnknownException)
        {
        }
        if (!collocated)
        {
            try
            {
                metrics.fail();
                test(false);
            }
            catch (Ice.ConnectionLostException)
            {
            }
        }

        map = toMap(serverMetrics.GetMetricsView("View").ReturnValue["Dispatch"]);
        test(collocated ? map.Count == 5 : map.Count == 6);

        IceMX.DispatchMetrics dm1;
        dm1 = (IceMX.DispatchMetrics)map["op"];
        test(dm1.Current <= 1 && dm1.Total == 1 && dm1.Failures == 0 && dm1.UserException == 0);
        test(dm1.Size == 21 && dm1.ReplySize == 7);

        dm1 = (IceMX.DispatchMetrics)map["opWithUserException"];
        test(dm1.Current <= 1 && dm1.Total == 1 && dm1.Failures == 0 && dm1.UserException == 1);
        test(dm1.Size == 38 && dm1.ReplySize == 23);

        dm1 = (IceMX.DispatchMetrics)map["opWithLocalException"];
        test(dm1.Current <= 1 && dm1.Total == 1 && dm1.Failures == 1 && dm1.UserException == 0);
        checkFailure(serverMetrics, "Dispatch", dm1.Id, "::Ice::SyscallException", 1, output);
        test(dm1.Size == 39 && dm1.ReplySize > 7); // Reply contains the exception stack depending on the OS.

        dm1 = (IceMX.DispatchMetrics)map["opWithRequestFailedException"];
        test(dm1.Current <= 1 && dm1.Total == 1 && dm1.Failures == 1 && dm1.UserException == 0);
        checkFailure(serverMetrics, "Dispatch", dm1.Id, "::Ice::ObjectNotExistException", 1, output);
        test(dm1.Size == 47 && dm1.ReplySize == 40);

        dm1 = (IceMX.DispatchMetrics)map["opWithUnknownException"];
        test(dm1.Current <= 1 && dm1.Total == 1 && dm1.Failures == 1 && dm1.UserException == 0);
        checkFailure(serverMetrics, "Dispatch", dm1.Id, "System.ArgumentOutOfRangeException", 1, output);
        test(dm1.Size == 41 && dm1.ReplySize > 7); // Reply contains the exception stack depending on the OS.

        System.Action op = () => { invokeOp(metrics); };
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "parent", "TestAdapter", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "id", "metrics [op]", op, output);

        if (!collocated)
        {
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpoint",
                          endpoint + " -t 60000", op, output);
            //testAttribute(serverMetrics, serverProps, update, "Dispatch", "connection", "", op);

            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointType", type, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointIsDatagram", "False", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointIsSecure", isSecure, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointTimeout", "60000", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointCompress", "False", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointHost", host, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "endpointPort", port, op, output);

            testAttribute(serverMetrics, serverProps, update, "Dispatch", "incoming", "True", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "adapterName", "TestAdapter", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "connectionId", "", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "localHost", host, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "localPort", port, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "remoteHost", host, op, output);
            //testAttribute(serverMetrics, serverProps, update, "Dispatch", "remotePort", port, op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "mcastHost", "", op, output);
            testAttribute(serverMetrics, serverProps, update, "Dispatch", "mcastPort", "", op, output);
        }

        testAttribute(serverMetrics, serverProps, update, "Dispatch", "operation", "op", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "identity", "metrics", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "facet", "", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "mode", "twoway", op, output);

        testAttribute(serverMetrics, serverProps, update, "Dispatch", "context.entry1", "test", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "context.entry2", "", op, output);
        testAttribute(serverMetrics, serverProps, update, "Dispatch", "context.entry3", "", op, output);

        output.WriteLine("ok");

        output.Write("testing invocation metrics... ");
        output.Flush();

        //
        // Tests for twoway
        //
        props["IceMX.Metrics.View.Map.Invocation.GroupBy"]                = "operation";
        props["IceMX.Metrics.View.Map.Invocation.Map.Remote.GroupBy"]     = "id";
        props["IceMX.Metrics.View.Map.Invocation.Map.Collocated.GroupBy"] = "id";
        updateProps(clientProps, serverProps, update, props, "Invocation");
        test(serverMetrics.GetMetricsView("View").ReturnValue["Invocation"].Length == 0);

        metrics.op();
        metrics.opAsync().Wait();

        try
        {
            metrics.opWithUserException();
            test(false);
        }
        catch (UserEx)
        {
        }

        try
        {
            metrics.opWithUserExceptionAsync().Wait();
            test(false);
        }
        catch (System.AggregateException ex)
        {
            test(ex.InnerException is UserEx);
        }

        try
        {
            metrics.opWithRequestFailedException();
            test(false);
        }
        catch (Ice.RequestFailedException)
        {
        }

        try
        {
            metrics.opWithRequestFailedExceptionAsync().Wait();
            test(false);
        }
        catch (System.AggregateException ex)
        {
            test(ex.InnerException is Ice.RequestFailedException);
        }

        try
        {
            metrics.opWithLocalException();
            test(false);
        }
        catch (Ice.LocalException)
        {
        }
        try
        {
            metrics.opWithLocalExceptionAsync().Wait();
            test(false);
        }
        catch (System.AggregateException ex)
        {
            test(ex.InnerException is Ice.LocalException);
        }

        try
        {
            metrics.opWithUnknownException();
            test(false);
        }
        catch (Ice.UnknownException)
        {
        }

        try
        {
            metrics.opWithUnknownExceptionAsync().Wait();
            test(false);
        }
        catch (System.AggregateException ex)
        {
            test(ex.InnerException is Ice.UnknownException);
        }

        if (!collocated)
        {
            try
            {
                metrics.fail();
                test(false);
            }
            catch (Ice.ConnectionLostException)
            {
            }

            try
            {
                metrics.failAsync().Wait();
                test(false);
            }
            catch (System.AggregateException ex)
            {
                test(ex.InnerException is Ice.ConnectionLostException);
            }
        }

        map = toMap(clientMetrics.GetMetricsView("View").ReturnValue["Invocation"]);
        test(map.Count == (collocated ? 5 : 6));

        IceMX.InvocationMetrics      im1;
        IceMX.ChildInvocationMetrics rim1;
        im1 = (IceMX.InvocationMetrics)map["op"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 0 && im1.Retry == 0);
        test(collocated ? im1.Collocated.Length == 1 : im1.Remotes.Length == 1);
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current == 0 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 42 && rim1.ReplySize == 14);

        im1 = (IceMX.InvocationMetrics)map["opWithUserException"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 0 && im1.Retry == 0);
        test(collocated ? im1.Collocated.Length == 1 : im1.Remotes.Length == 1);
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current == 0 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 76 && rim1.ReplySize == 46);
        test(im1.UserException == 2);

        im1 = (IceMX.InvocationMetrics)map["opWithLocalException"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 2 && im1.Retry == 0);
        test(collocated ? im1.Collocated.Length == 1 : im1.Remotes.Length == 1);
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current == 0 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 78 && rim1.ReplySize > 7);
        checkFailure(clientMetrics, "Invocation", im1.Id, "::Ice::UnknownLocalException", 2, output);

        im1 = (IceMX.InvocationMetrics)map["opWithRequestFailedException"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 2 && im1.Retry == 0);
        test(collocated ? im1.Collocated.Length == 1 : im1.Remotes.Length == 1);
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current == 0 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 94 && rim1.ReplySize == 80);
        checkFailure(clientMetrics, "Invocation", im1.Id, "::Ice::ObjectNotExistException", 2, output);

        im1 = (IceMX.InvocationMetrics)map["opWithUnknownException"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 2 && im1.Retry == 0);
        test(collocated ? im1.Collocated.Length == 1 : im1.Remotes.Length == 1);
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current == 0 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 82 && rim1.ReplySize > 7);
        checkFailure(clientMetrics, "Invocation", im1.Id, "::Ice::UnknownException", 2, output);

        if (!collocated)
        {
            im1 = (IceMX.InvocationMetrics)map["fail"];
            test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 2 && im1.Retry == 2 && im1.Remotes.Length == 1);
            rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
            test(rim1.Current == 0);
            test(rim1.Total == 4);
            test(rim1.Failures == 4);
            checkFailure(clientMetrics, "Invocation", im1.Id, "::Ice::ConnectionLostException", 2, output);
        }

        testAttribute(clientMetrics, clientProps, update, "Invocation", "parent", "Communicator", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "id", "metrics -t -e 1.1 [op]", op, output);

        testAttribute(clientMetrics, clientProps, update, "Invocation", "operation", "op", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "identity", "metrics", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "facet", "", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "encoding", "1.1", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "mode", "twoway", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "proxy",
                      "metrics -t -e 1.1:" + endpoint + " -t " + timeout, op, output);

        testAttribute(clientMetrics, clientProps, update, "Invocation", "context.entry1", "test", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "context.entry2", "", op, output);
        testAttribute(clientMetrics, clientProps, update, "Invocation", "context.entry3", "", op, output);

        //
        // Oneway tests
        //
        clearView(clientProps, serverProps, update);
        props["IceMX.Metrics.View.Map.Invocation.GroupBy"]            = "operation";
        props["IceMX.Metrics.View.Map.Invocation.Map.Remote.GroupBy"] = "localPort";
        updateProps(clientProps, serverProps, update, props, "Invocation");

        IMetricsPrx metricsOneway = metrics.Clone(oneway: true);

        metricsOneway.op();
        metricsOneway.opAsync().Wait();

        map = toMap(clientMetrics.GetMetricsView("View").ReturnValue["Invocation"]);
        test(map.Count == 1);

        im1 = (IceMX.InvocationMetrics)map["op"];
        test(im1.Current <= 1 && im1.Total == 2 && im1.Failures == 0 && im1.Retry == 0);
        test(collocated ? (im1.Collocated.Length == 1) : (im1.Remotes.Length == 1));
        rim1 = (IceMX.ChildInvocationMetrics)(collocated ? im1.Collocated[0] : im1.Remotes[0]);
        test(rim1.Current <= 1 && rim1.Total == 2 && rim1.Failures == 0);
        test(rim1.Size == 42 && rim1.ReplySize == 0);

        testAttribute(clientMetrics, clientProps, update, "Invocation", "mode", "oneway",
                      () => { invokeOp(metricsOneway); }, output);

        output.Write("testing metrics view enable/disable...");
        output.Flush();

        props["IceMX.Metrics.View.GroupBy"]  = "none";
        props["IceMX.Metrics.View.Disabled"] = "0";
        updateProps(clientProps, serverProps, update, props, "Thread");
        test(clientMetrics.GetMetricsView("View").ReturnValue["Thread"].Length != 0);
        var(names, disabledViews) = clientMetrics.GetMetricsViewNames();
        test(names.Length == 1 && disabledViews.Length == 0);

        props["IceMX.Metrics.View.Disabled"] = "1";
        updateProps(clientProps, serverProps, update, props, "Thread");
        test(!clientMetrics.GetMetricsView("View").ReturnValue.ContainsKey("Thread"));
        (names, disabledViews) = clientMetrics.GetMetricsViewNames();
        test(names.Length == 0 && disabledViews.Length == 1);

        clientMetrics.EnableMetricsView("View");
        test(clientMetrics.GetMetricsView("View").ReturnValue["Thread"].Length != 0);
        (names, disabledViews) = clientMetrics.GetMetricsViewNames();
        test(names.Length == 1 && disabledViews.Length == 0);

        clientMetrics.DisableMetricsView("View");
        test(!clientMetrics.GetMetricsView("View").ReturnValue.ContainsKey("Thread"));
        (names, disabledViews) = clientMetrics.GetMetricsViewNames();
        test(names.Length == 0 && disabledViews.Length == 1);

        try
        {
            clientMetrics.EnableMetricsView("UnknownView");
        }
        catch (IceMX.UnknownMetricsView)
        {
        }

        output.WriteLine("ok");

        output.Write("testing instrumentation observer delegate... ");
        output.Flush();

        test(obsv.threadObserver.getTotal() > 0);
        if (!collocated)
        {
            test(obsv.connectionObserver.getTotal() > 0);
            test(obsv.connectionEstablishmentObserver.getTotal() > 0);
            test(obsv.endpointLookupObserver.getTotal() > 0);
            test(obsv.invocationObserver.remoteObserver.getTotal() > 0);
        }
        else
        {
            test(obsv.invocationObserver.collocatedObserver.getTotal() > 0);
        }

        test(obsv.dispatchObserver.getTotal() > 0);
        test(obsv.invocationObserver.getTotal() > 0);

        test(obsv.threadObserver.GetCurrent() > 0);
        if (!collocated)
        {
            test(obsv.connectionObserver.GetCurrent() > 0);
            test(obsv.connectionEstablishmentObserver.GetCurrent() == 0);
            test(obsv.endpointLookupObserver.GetCurrent() == 0);
            waitForObserverCurrent(obsv.invocationObserver.remoteObserver, 0);
            test(obsv.invocationObserver.remoteObserver.GetCurrent() == 0);
        }
        else
        {
            waitForObserverCurrent(obsv.invocationObserver.collocatedObserver, 0);
            test(obsv.invocationObserver.collocatedObserver.GetCurrent() == 0);
        }
        waitForObserverCurrent(obsv.dispatchObserver, 0);
        test(obsv.dispatchObserver.GetCurrent() == 0);
        waitForObserverCurrent(obsv.invocationObserver, 0);
        test(obsv.invocationObserver.GetCurrent() == 0);

        test(obsv.threadObserver.GetFailedCount() == 0);
        if (!collocated)
        {
            test(obsv.connectionObserver.GetFailedCount() > 0);
            test(obsv.connectionEstablishmentObserver.GetFailedCount() > 0);
            test(obsv.endpointLookupObserver.GetFailedCount() > 0);
            test(obsv.invocationObserver.remoteObserver.GetFailedCount() > 0);
        }
        //test(obsv.dispatchObserver.getFailedCount() > 0);
        test(obsv.invocationObserver.GetFailedCount() > 0);

        if (!collocated)
        {
            test(obsv.threadObserver.states > 0);
            test(obsv.connectionObserver.received > 0 && obsv.connectionObserver.sent > 0);
            test(obsv.invocationObserver.retriedCount > 0);
            test(obsv.invocationObserver.remoteObserver.replySize > 0);
        }
        else
        {
            test(obsv.invocationObserver.collocatedObserver.replySize > 0);
        }
        //test(obsv.dispatchObserver.userExceptionCount > 0);
        test(obsv.invocationObserver.userExceptionCount > 0);

        output.WriteLine("ok");
        return(metrics);
    }