public string FindSparkMaster() { Trace.TraceInformation("GraphMultiNodeTests: FindSparkMaster"); using (var cluster = DseCluster.Builder() .AddContactPoint(TestClusterManager.InitialContactPoint) .WithLoadBalancingPolicy(DseLoadBalancingPolicy.CreateDefault()) .Build()) { var session = cluster.Connect(); var sparksRS = session.Execute(new SimpleStatement("call DseClientTool.getAnalyticsGraphServer();")); var result = sparksRS.ToArray(); var sparkLocation = ((SortedDictionary <string, string>)result.First()[0])["location"]; var sparkHost = sparkLocation.Split(':')[0]; return(sparkHost); } }
public void Should_Contact_Spark_Master_Directly() { PrepareForSparkTest(_testCluster); Trace.TraceInformation("GraphMultiNodeTests: Should_Contact_Spark_Master_Directly"); var sparkHost = FindSparkMaster(); using (var cluster = DseCluster.Builder() .AddContactPoint(TestClusterManager.InitialContactPoint) .WithGraphOptions(new GraphOptions().SetName(GraphName)) .WithLoadBalancingPolicy(DseLoadBalancingPolicy.CreateDefault()) .Build()) { var session = cluster.Connect(); for (var i = 0; i < 10; i++) { var rs = session.ExecuteGraph(new SimpleGraphStatement("g.V().count()").SetGraphSourceAnalytics().SetReadTimeoutMillis(120000)); Assert.AreEqual(sparkHost, rs.Info.QueriedHost.Address.ToString()); } } }
public void Should_Contact_Spark_Master_Directly() { var graphName = "name1"; using (var cluster = DseCluster.Builder().AddContactPoint(CcmHelper.InitialContactPoint).Build()) { var session = cluster.Connect(); session.ExecuteGraph(new SimpleGraphStatement(string.Format("system.graph(\"{0}\")" + ".option(\"graph.schema_mode\").set(com.datastax.bdp.graph.api.model.Schema.Mode.Production)" + ".ifNotExists().create()", graphName))); Thread.Sleep(2000); // sleep 2 seconds to allow graph to propagate to all nodes (DSP-9376). session.ExecuteGraph(new SimpleGraphStatement(ClassicSchemaGremlinQuery).SetGraphName(graphName)); Thread.Sleep(2000); session.ExecuteGraph(new SimpleGraphStatement(ClassicLoadGremlinQuery).SetGraphName(graphName)); } using (var cluster = DseCluster.Builder() .AddContactPoint(CcmHelper.InitialContactPoint) .WithGraphOptions(new GraphOptions().SetName(graphName)) .WithLoadBalancingPolicy(DseLoadBalancingPolicy.CreateDefault()) .Build()) { var session = cluster.Connect(); var sparksRS = session.Execute(new SimpleStatement("call DseClientTool.getAnalyticsGraphServer();")); var result = sparksRS.ToArray(); var sparkLocation = ((SortedDictionary <string, string>)result.First()[0])["location"]; var sparkHost = sparkLocation.Split(':')[0]; for (var i = 0; i < 10; i++) { var rs = session.ExecuteGraph(new SimpleGraphStatement("g.V().count()").SetGraphSourceAnalytics().SetReadTimeoutMillis(120000)); Assert.AreEqual(sparkHost, rs.Info.QueriedHost.Address.ToString()); } } }