Azure Event Hub Usage

Source: Internet
Author: User

1. Create Event hub on Azure




2. Create a prj, Event hub sender, install NuGet pkg-azure service Bus



3. Check connection string



4. Sender Sample Code


static void Main (string[] args) {Console.WriteLine ("Press Ctrl-c to stop the sender process");            Console.WriteLine ("Press Enter to start now");            Console.ReadLine ();        Sendingrandommessages ();        } static string eventhubname = "Get from event hub connection information";        static string connectionString = "Get from event hub connection information"; static void Sendingrandommessages () {var eventhubclient = eventhubclient.createfromconnectionstring (con            Nectionstring, Eventhubname); while (true) {try {var message = Guid.NewGuid ().                    ToString ();                    Console.WriteLine ("{0} > Sending message: {1}", DateTime.Now, message);                Eventhubclient.send (New EventData (Encoding.UTF8.GetBytes (message))); } catch (Exception Exception) {Console.foregrouNdcolor = consolecolor.red; Console.WriteLine ("{0} > Exception: {1}", DateTime.Now, Exception.                    Message);                Console.resetcolor ();            } thread.sleep (200); }        }



5. Create a Storage account

6. Install NuGet for receiver PRJ



7. Check keys



8. Sample code for receiver


Class Simpleeventprocessor:ieventprocessor {Stopwatch checkpointstopwatch; Async Task Ieventprocessor.closeasync (partitioncontext context, Closereason reason) {Console.WriteLine ( "Processor shutting down. Partition ' {0} ', Reason: ' {1} '. ', context.            Lease.partitionid, reason); if (reason = = Closereason.shutdown) {await context.            Checkpointasync (); }} Task Ieventprocessor.openasync (Partitioncontext context) {Console.WriteLine ("Simpleev  Entprocessor initialized. Partition: ' {0} ', Offset: ' {1} ', context. Lease.partitionid, context.            Lease.offset);            This.checkpointstopwatch = new Stopwatch ();            This.checkpointStopWatch.Start ();        return task.fromresult<object> (NULL);        } async Task Ieventprocessor.processeventsasync (partitioncontext context, ienumerable<eventdata> messages) {foreach (EventData EventData in MEssages) {String data = Encoding.UTF8.GetString (Eventdata.getbytes ()); Console.WriteLine (String.  Format ("Message received. Partition: ' {0} ', Data: ' {1} ', context.            Lease.partitionid, data));            }//call checkpoint every 5 minutes, so the worker can resume processing from 5 minutes to back if it restarts. if (This.checkpointStopWatch.Elapsed > Timespan.fromminutes (5)) {await context.                Checkpointasync ();            This.checkpointStopWatch.Restart ();  }}}static void Main (string[] args) {string eventhubconnectionstring = "Get from Azure event"            Hub connection Information ";            String eventhubname = "Get from Azure Event hub connection Information";            String storageaccountname = "Get from Azure storage keys";            String Storageaccountkey = "Get from Azure storage keys"; String storageconnectionstring = String. Format ("DEFAULTENDPOINTSPROTOCOL=HTTPS; ACCOUNTNAME={0};            Accountkey={1} ", Storageaccountname, Storageaccountkey); String eventprocessorhostname = Guid.NewGuid ().            ToString (); Eventprocessorhost eventprocessorhost = new Eventprocessorhost (Eventprocessorhostname, EventHubName,            Eventhubconsumergroup.defaultgroupname, eventhubconnectionstring, storageconnectionstring);            Console.WriteLine ("Registering eventprocessor ...");            var options = new Eventprocessoroptions (); Options.            exceptionreceived + = (sender, E) = = {Console.WriteLine (e.exception);}; Eventprocessorhost.registereventprocessorasync<simpleeventprocessor> (Options).            Wait (); Console.WriteLine ("Receiving.            Press ENTER key to stop worker. ");            Console.ReadLine (); Eventprocessorhost.unregistereventprocessorasync ().        Wait (); }



Azure Event Hub Usage

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