コード例 #1
0
        public bool CheckOrSave(string endpoint, Int32 bucket, long position)
        {
            var id = new RiakObjectId($"{Settings.Bucket}.system", $"{endpoint}:{bucket}");

            var options = new RiakGetOptions {
            };

            options.SetRw(Quorum.WellKnown.All);
            var exists = _riak.Get(id, options);

            if (exists.IsSuccess)
            {
                return(false);
            }

            var competer = new Competer
            {
                Id            = $"{endpoint}:{bucket}",
                Discriminator = Discriminator,
                Endpoint      = endpoint,
                Bucket        = bucket,
                Position      = position,
                Heartbeat     = DateTime.UtcNow
            };

            var putOpt = new RiakPutOptions {
                IfNotModified = false, IfNoneMatch = true
            };

            putOpt.SetW(Quorum.WellKnown.All);
            var o      = new RiakObject(id, competer);
            var result = _riak.Put(o, putOpt);

            if (!result.IsSuccess)
            {
                Logger.Info("Endpoint {0} failed to claim bucket {1}.  Error: {2}", endpoint, bucket, result.ErrorMessage);
                return(false);
            }

            Thread.Sleep(new Random().Next(100, 2000));

            do
            {
                exists = _riak.Get(id, options);
            } while (!exists.IsSuccess);

            competer = exists.Value.GetObject <Competer>();
            if (competer.Discriminator != Discriminator)
            {
                Logger.Info("Endpoint {0} failed to claim bucket {1}.  Error: {2}", endpoint, bucket, "Discriminator mismatch");
                return(false);
            }
            Logger.Info("Endpoint {0} successfully claimed bucket {1}", endpoint, bucket);
            return(true);
        }
コード例 #2
0
        static void Main(string[] args)
        {
            Console.WriteLine("Creating Data");
            Customer            customer     = CreateCustomer();
            IEnumerable <Order> orders       = CreateOrders(customer);
            OrderSummary        orderSummary = CreateOrderSummary(customer, orders);


            Console.WriteLine("Starting Client");
            using (IRiakEndPoint endpoint = RiakCluster.FromConfig("riakConfig"))
            {
                IRiakClient client = endpoint.CreateClient();

                Console.WriteLine("Storing Data");

                client.Put(ToRiakObject(customer));

                foreach (Order order in orders)
                {
                    // NB: this adds secondary index data as well
                    client.Put(ToRiakObject(order));
                }

                client.Put(ToRiakObject(orderSummary));

                Console.WriteLine("Fetching related data by shared key");
                string key = "1";

                var result = client.Get(customersBucketName, key);
                CheckResult(result);
                Console.WriteLine("Customer     1: {0}\n", GetValueAsString(result));

                result = client.Get(orderSummariesBucketName, key);
                CheckResult(result);
                Console.WriteLine("OrderSummary 1: {0}\n", GetValueAsString(result));

                Console.WriteLine("Index Queries");

                // Query for order keys where the SalesPersonId index is set to 9000
                var riakIndexId = new RiakIndexId(ordersBucketName, ordersSalesPersonIdIndexName);
                RiakResult <RiakIndexResult> indexRiakResult = client.GetSecondaryIndex(riakIndexId, 9000); // NB: *must* use 9000 as integer here.
                CheckResult(indexRiakResult);
                RiakIndexResult indexResult = indexRiakResult.Value;
                Console.WriteLine("Jane's orders (key values): {0}", string.Join(", ", indexResult.IndexKeyTerms.Select(ikt => ikt.Key)));

                // Query for orders where the OrderDate index is between 2013-10-01 and 2013-10-31
                riakIndexId     = new RiakIndexId(ordersBucketName, ordersOrderDateIndexName);
                indexRiakResult = client.GetSecondaryIndex(riakIndexId, "2013-10-01", "2013-10-31"); // NB: *must* use strings here.
                CheckResult(indexRiakResult);
                indexResult = indexRiakResult.Value;
                Console.WriteLine("October orders (key values): {0}", string.Join(", ", indexResult.IndexKeyTerms.Select(ikt => ikt.Key)));
            }
        }
コード例 #3
0
ファイル: Program.cs プロジェクト: pkilib/riak-dotnet-client
        private static void StoreData()
        {
            Console.WriteLine("[ChaosMonkeyApp] store thread starting");
            IRiakClient client = cluster.CreateClient();

            try
            {
                while (true)
                {
                    var id  = new RiakObjectId("chaos-monkey", key.ToString());
                    var obj = new RiakObject(id, Guid.NewGuid().ToString());
                    obj.ContentEncoding = RiakConstants.CharSets.Utf8;
                    obj.ContentType     = RiakConstants.ContentTypes.TextPlain;

                    var rslt = client.Put(obj);
                    if (rslt.IsSuccess)
                    {
                        Console.WriteLine("[ChaosMonkeyApp] stored key: {0}", key);
                    }
                    else
                    {
                        Console.WriteLine("[ChaosMonkeyApp] error storing key {0}, {1}", key, rslt.ErrorMessage);
                    }

                    ++key;
                    Thread.Sleep(storeDataInterval);
                    ct.ThrowIfCancellationRequested();
                }
            }
            finally
            {
                Console.WriteLine("[ChaosMonkeyApp] store thread stopping");
            }
        }
コード例 #4
0
ファイル: Repository.cs プロジェクト: rohanath/cmpe281
        public virtual string Save(TModel model)
        {
            var riakObjectId = new RiakObjectId(BucketName, model.ID);
            RiakResult <RiakObject> result = client.Get(riakObjectId);

            CheckResult(result, true);

            RiakObject objToUpdate = null;

            if (result.Value != null)
            {
                objToUpdate = result.Value;
                if (objToUpdate.Siblings.Count > 0)
                {
                    // Provide a better sibling resolution strategy here in production
                    objToUpdate = objToUpdate.Siblings[0];
                }

                objToUpdate.SetObject <TModel>(model);
            }
            else
            {
                objToUpdate = new RiakObject(riakObjectId, model);
            }

            result = client.Put(objToUpdate);
            CheckResult(result);
            RiakObject value = result.Value;

            return(value.Key);
        }
コード例 #5
0
        public virtual string Save(TModel model)
        {
            var riakObjectId = new RiakObjectId(BucketType, Bucket, model.ID);
            var riakObject   = new RiakObject(riakObjectId, model);
            RiakResult <RiakObject> result = client.Put(riakObject);

            CheckResult(result);
            RiakObject value = result.Value;

            return(value.Key);
        }
コード例 #6
0
ファイル: Form1.cs プロジェクト: jgarciadev12/TestRiakKv
        private void button1_Click(object sender, EventArgs e)
        {
            //Cargar Datos
            Console.WriteLine("Loading Data FormaPago");
            List <FormaPagoVM> formaPagoVMs = db.FormaPago.Select(b => new FormaPagoVM {
                Forma = b.Forma, comision = b.comision
            }).ToList();

            Console.WriteLine("Loading Data Precio");
            List <PrecioVM> precioVMs = db.Precio.Select(a => new PrecioVM {
                Tipo = a.Tipo, precio = a.precio1
            }).ToList();

            Console.WriteLine("Loading Data Cliente");
            List <ClienteVM> clienteVMs = db.Cliente.Select(a => new ClienteVM {
                DNI = a.DNI, Nombre = a.Nombre, Apellidos = a.Apellidos, Domicilio = a.Domicilio, Telefono = a.Telefono
            }).ToList();

            Console.WriteLine("Loading Data Habitacion");
            List <HabitacionVM> habitacionVMs = db.Habitacion.Select(b => new HabitacionVM
            {
                Numero = b.Numero, bar = b.bar, puedesupletoria = b.puedesupletoria, superficie = b.superficie, terraza = b.terraza,
                Tipo   = new PrecioVM {
                    Tipo = b.Precio.Tipo, precio = b.Precio.precio1
                }
            }).ToList();

            Console.WriteLine("Loading Data Factura");
            List <FacturaVM> facturaVMs = db.Factura.Select(a =>
                                                            new FacturaVM
            {
                CodigoF = a.CodigoF,
                Entrada = a.Entrada == null ? DateTime.MinValue : (DateTime)a.Entrada,
                Salida  = a.Salida == null ? DateTime.MinValue : (DateTime)a.Salida,
                Cliente = new ClienteVM
                {
                    DNI       = a.Cliente.DNI,
                    Nombre    = a.Cliente.Nombre,
                    Apellidos = a.Cliente.Apellidos,
                    Domicilio = a.Cliente.Domicilio,
                    Telefono  = a.Cliente.Telefono
                },
                Numero = new HabitacionVM
                {
                    Numero          = a.Habitacion.Numero,
                    superficie      = a.Habitacion.superficie,
                    bar             = a.Habitacion.bar,
                    puedesupletoria = a.Habitacion.puedesupletoria,
                    terraza         = a.Habitacion.terraza,
                    Tipo            = new PrecioVM {
                        Tipo = a.Habitacion.Precio.Tipo, precio = a.Habitacion.Precio.precio1
                    }
                },
                Forma = new FormaPagoVM {
                    Forma = a.FormaPago.Forma, comision = a.FormaPago.comision
                }
            }).ToList();

            Console.WriteLine("Loading Data Empleado");

            List <EmpleadoVM> empleadoVMs = new List <EmpleadoVM>();

            foreach (Empleado a in db.Empleado)
            {
                EmpleadoVM empleadoVM = new EmpleadoVM();
                empleadoVM.NumReg        = a.NumReg;
                empleadoVM.Nombre        = a.Nombre;
                empleadoVM.Incorporacion = a.Incorporacion == null ? DateTime.MinValue : (DateTime)a.Incorporacion;
                empleadoVM.Sueldo        = a.Sueldo == null ? 0 : (int)a.Sueldo;

                if (a.Servicio != null)
                {
                    ServicioVM servicioVM = new ServicioVM();
                    servicioVM.CodS         = a.Servicio.CodS;
                    servicioVM.Descripcion  = a.Servicio.Descripcion.Trim();
                    servicioVM.costeinterno = a.Servicio.costeinterno == null ? 0 : (int)a.Servicio.costeinterno;

                    if (a.Servicio.Empleado1 != null)
                    {
                        EmpleadoVM empleadoVM1 = new EmpleadoVM();
                        empleadoVM1.NumReg        = a.Servicio.Empleado1.NumReg;
                        empleadoVM1.Nombre        = a.Servicio.Empleado1.Nombre;
                        empleadoVM1.Incorporacion = a.Servicio.Empleado1.Incorporacion == null ? DateTime.MinValue : (DateTime)a.Servicio.Empleado1.Incorporacion;
                        empleadoVM1.Sueldo        = a.Servicio.Empleado1.Sueldo == null ? 0 : (int)a.Servicio.Empleado1.Sueldo;

                        servicioVM.NumReg = empleadoVM1;
                    }

                    empleadoVM.Servicio = servicioVM;
                }

                empleadoVMs.Add(empleadoVM);
            }

            foreach (FormaPagoVM itemFormaPagoVM in formaPagoVMs)
            {
                client.Put(ToRiakObject(itemFormaPagoVM));
            }

            foreach (PrecioVM itemPrecioVM in precioVMs)
            {
                client.Put(ToRiakObject(itemPrecioVM));
            }

            foreach (ClienteVM itemClienteVM in clienteVMs)
            {
                client.Put(ToRiakObject(itemClienteVM));
            }

            foreach (FacturaVM itemFacturaVM in facturaVMs)
            {
                client.Put(ToRiakObject(itemFacturaVM));
            }


            foreach (HabitacionVM itemHabitacionVM in habitacionVMs)
            {
                client.Put(ToRiakObject(itemHabitacionVM));
            }

            foreach (EmpleadoVM itemEmpleadoVM in empleadoVMs)
            {
                client.Put(ToRiakObject(itemEmpleadoVM));
            }
        }
コード例 #7
0
 public Task <IEnumerable <RiakResult <RiakObject> > > Put(IEnumerable <RiakObject> values, RiakPutOptions options)
 {
     return(Task.Factory.StartNew(() => _client.Put(values, options)));
 }
コード例 #8
0
        private static void Run(IRiakClient client)
        {
            // is the server alive?
            Console.WriteLine("Pinging the server ...");
            var pingResult = client.Ping();
            System.Diagnostics.Debug.Assert(pingResult.IsSuccess);

            // here's how you'd go about setting the properties on a bucket
            // (there are lots more than demoed here).
            Console.WriteLine("Setting some bucket properties via REST ...");
            var restProps = new RiakBucketProperties()
                .SetAllowMultiple(true)
                .SetWVal(3);
            client.SetBucketProperties(Bucket, restProps);
            // you'll notice that this is slow, because behind the scenes the client
            // has detected properties that can't be set via the PBC interface
            // so instead it has degraded to the REST api.

            // here's a sample which uses just the PBC properties and hence runs a
            // lot faster.
            Console.WriteLine("Setting some bucket properties via PBC ...");
            var pbcProps = new RiakBucketProperties()
                .SetAllowMultiple(false);
            client.SetBucketProperties(Bucket, pbcProps);

            // we'll keep track of the keys we store as we create them
            var keys = new List<string>();

            // let's write some stuff to Riak, starting with a simple put
            Console.WriteLine("Simple Put ...");
            var simplePutData = CreateData(0);
            var simplePutResponse = client.Put(simplePutData);
            System.Diagnostics.Debug.Assert(simplePutResponse.IsSuccess);
            keys.Add(simplePutData.Key);

            // next write and pull out the resulting object at the same time,
            // and specifying a different write quorum
            var putWithBody = CreateData(1);
            Console.WriteLine("Simple Put with custom quorum ...");
            var putWithBodyResponse = client.Put(putWithBody, new RiakPutOptions { ReturnBody = true, W = 1 });
            System.Diagnostics.Debug.Assert(putWithBodyResponse.IsSuccess);
            System.Diagnostics.Debug.Assert(putWithBodyResponse.Value != null);
            System.Diagnostics.Debug.Assert(putWithBodyResponse.Value.VectorClock != null);
            keys.Add(putWithBody.Key);

            // let's bang out a few more objects to do a bulk load
            var objects = new List<RiakObject>();
            for (var i = 1; i < 11; ++i)
            {
                var obj = CreateData(i);
                objects.Add(obj);
                keys.Add(obj.Key);
            }
            Console.WriteLine("Bulk insert ...");
            var bulkInsertResults = client.Put(objects);
            // verify that they all went in
            foreach (var r in bulkInsertResults)
            {
                System.Diagnostics.Debug.Assert(r.IsSuccess);
            }

            // let's see if we can get out all the objects that we expect to retrieve
            // starting with a simple get:
            Console.WriteLine("Simple Get ...");
            var simpleGetResult = client.Get(Bucket, keys[0]);
            System.Diagnostics.Debug.Assert(simpleGetResult.IsSuccess);
            System.Diagnostics.Debug.Assert(simpleGetResult.Value != null);

            // let's do a bulk get of all the objects we've written so far, again
            // mucking with the quorum value
            var objectIds = keys.Select(k => new RiakObjectId(Bucket, k));
            Console.WriteLine("Bulk Get ...");
            var bulkGetResults = client.Get(objectIds, 1);

            // verify that we got everything
            foreach (var r in bulkGetResults)
            {
                System.Diagnostics.Debug.Assert(r.IsSuccess);
                System.Diagnostics.Debug.Assert(r.Value != null);
            }

            // let's try a map/reduce function, with javascript, to count the
            // number of objects in the bucket
            var sumMapRed = new RiakMapReduceQuery()
                .Inputs(Bucket)
                .MapJs(m => m.Source(@"function(o) {return [ 1 ];}"))
                .ReduceJs(r => r.Name(@"Riak.reduceSum").Keep(true));

            // execute this query with blocking IO, waiting for all the results to come
            // back before we process them
            Console.WriteLine("Blocking map/reduce query ...");
            var blockingMRResult = client.MapReduce(sumMapRed);
            System.Diagnostics.Debug.Assert(blockingMRResult.IsSuccess);
            // next, pull out the phase we're interested in to get the result we want
            var reducePhaseResult = blockingMRResult.Value.PhaseResults.Last().GetObjects<int[]>().SelectMany(p => p).ToArray();
            System.Diagnostics.Debug.Assert(reducePhaseResult[0] == 12);

            // now let's do the same thing, but with the blocking version that streams
            // the results back per phase, rather than waiting for all the reults to
            // be calculated first
            Console.WriteLine("Blocking streaming map/reduce query ...");
            var streamingMRResult = client.StreamMapReduce(sumMapRed);
            System.Diagnostics.Debug.Assert(streamingMRResult.IsSuccess);
            foreach (var result in streamingMRResult.Value.PhaseResults)
            {
                if (result.Phase == 1)
                {
                    var json = JArray.Parse(result.Values[0].FromRiakString());
                    System.Diagnostics.Debug.Assert(json[0].Value<int>() == 12);
                }
            }

            // each of the above methods have an async equivalent that has an extra
            // parameter to pass in which is an Action that takes the result. This
            // is executed on the worker thread that the work is done on. For the
            // sake of this example, we'll only demonstrate how to do this with
            // streaming map/reduce as applying the principle to the other functions
            // is a simple thing to do. All the async methods are exposed via the
            // 'Async' property.

            // create an event to wait on while the results are being processed
            // (usually you wouldn't worry about this in a Ui app, you'd just take
            // the result of the other thread and dispatch it to the UI when processed)
            var autoResetEvent = new AutoResetEvent(false);
            Console.WriteLine("Starting async streaming map/reduce query ...");
            client.Async.StreamMapReduce(sumMapRed, result => HandleStreamingMapReduce(result, autoResetEvent));
            Console.WriteLine("Waiting for async streaming map/reduce query result ...");
            autoResetEvent.WaitOne();

            // finally delete the bucket (this can also be done asynchronously)
            // this calls ListKeys behind the scenes, so it's a very slow process. Riak
            // doesn't currently have the ability to quickly delete a bucket.
            Console.WriteLine("Deleting the whole test bucket ...");
            client.DeleteBucket(Bucket);

            Console.WriteLine("Sample app complete!");
        }
コード例 #9
0
 public void Put(IEnumerable <RiakObject> values, Action <IEnumerable <RiakResult <RiakObject> > > callback, RiakPutOptions options)
 {
     ExecAsync(() => callback(_client.Put(values, options)));
 }
コード例 #10
0
        static void Main(string[] args)
        {
            const string bucket = "test";

            try
            {
                using (IRiakEndPoint endpoint = RiakCluster.FromConfig("riakConfig"))
                {
                    IRiakClient client = endpoint.CreateClient();

                    // Creating Objects In Riak
                    Console.WriteLine("Creating Objects In Riak...");

                    int val1        = 1;
                    var objectId1   = new RiakObjectId(bucket, "one");
                    var riakObject1 = new RiakObject(objectId1, val1);
                    var result      = client.Put(riakObject1);
                    CheckResult(result);

                    string val2        = "two";
                    var    objectId2   = new RiakObjectId(bucket, "two");
                    var    riakObject2 = new RiakObject(objectId2, val2);
                    result = client.Put(riakObject2);
                    CheckResult(result);

                    var val3 = new Dictionary <string, int>
                    {
                        { "myValue1", 3 },
                        { "myValue2", 4 }
                    };
                    var objectId3   = new RiakObjectId(bucket, "three");
                    var riakObject3 = new RiakObject(objectId3, val3);
                    result = client.Put(riakObject3);
                    CheckResult(result);

                    // Fetching Objects From Riak
                    Console.WriteLine("Reading Objects From Riak...");

                    var fetchResult1 = client.Get(objectId1);
                    CheckResult(fetchResult1);
                    RiakObject fetchObject1 = fetchResult1.Value;
                    int        fetchVal1    = fetchObject1.GetObject <int>();
                    Debug.Assert(val1 == fetchVal1, "Assert Failed", "val1 {0} != fetchVal1 {1}", val1, fetchVal1);

                    var fetchResult2 = client.Get(objectId2);
                    CheckResult(fetchResult2);
                    RiakObject fetchObject2 = fetchResult2.Value;
                    string     fetchVal2    = fetchObject2.GetObject <string>();
                    Debug.Assert(val2 == fetchVal2, "Assert Failed", "val2 {0} != fetchVal2 {1}", val2, fetchVal2);

                    var fetchResult3 = client.Get(objectId3);
                    CheckResult(fetchResult3);
                    RiakObject fetchObject3 = fetchResult3.Value;
                    var        fetchVal3    = fetchObject3.GetObject <Dictionary <string, int> >();
                    Debug.Assert(dictEqualityComparer.Equals(val3, fetchVal3), "Assert Failed", "val3 {0} != fetchVal3 {1}", val3, fetchVal3);

                    // Updating Objects In Riak
                    Console.WriteLine("Updating Objects In Riak");

                    fetchVal3["myValue1"] = 42;
                    var updateObject1 = new RiakObject(bucket, "three", fetchVal3);
                    var updateResult1 = client.Put(updateObject1);
                    CheckResult(updateResult1);

                    var fetchResult4 = client.Get(objectId3);
                    CheckResult(fetchResult4);
                    RiakObject fetchObject4 = fetchResult4.Value;
                    var        fetchVal4    = fetchObject4.GetObject <Dictionary <string, int> >();
                    Debug.Assert(false == dictEqualityComparer.Equals(val3, fetchVal4), "Assert Failed", "val3 {0} == fetchVal4 {1}", val3, fetchVal4);
                    Debug.Assert(fetchVal4["myValue1"] == 42, "Assert Failed", "myValue1 should have been 42");

                    // Deleting Objects From Riak
                    Console.WriteLine("Deleting Objects From Riak...");

                    RiakResult delResult1 = client.Delete(objectId1);
                    CheckResult(delResult1);

                    RiakResult delResult2 = client.Delete(objectId2);
                    CheckResult(delResult2);

                    RiakResult delResult3 = client.Delete(objectId3);
                    CheckResult(delResult3);


                    // Working With Complex Objects
                    Console.WriteLine("Working With Complex Objects...");

                    var book = new Book();
                    book.ISBN        = "1111979723";
                    book.Title       = "Moby Dick";
                    book.Author      = "Herman Melville";
                    book.Body        = "Call me Ishmael. Some years ago...";
                    book.CopiesOwned = 3;

                    var bookId        = new RiakObjectId("books", book.ISBN);
                    var bookObject    = new RiakObject(bookId, book);
                    var bookPutResult = client.Put(bookObject);
                    CheckResult(bookPutResult);

                    var fetchBookResult = client.Get(bookId);
                    CheckResult(fetchBookResult);
                    RiakObject fetchedBookObject = fetchBookResult.Value;
                    string     bookJson          = Encoding.UTF8.GetString(fetchedBookObject.Value);
                    Console.WriteLine("Serialized Object: {0}", bookJson);

                    var bookDeleteResult = client.Delete(bookId);
                    CheckResult(bookDeleteResult);
                }
            }
            catch (Exception e)
            {
                Console.Error.WriteLine("Exception: {0}", e.Message);
            }
        }