Package org.apache.ambari.server.controller.internal

Examples of org.apache.ambari.server.controller.internal.ResourceImpl

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    );

    Set<Resource> resources = new HashSet<Resource>();

    // host
    Resource resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E1.compute-1.internal");
    resources.add(resource);

    resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E2.compute-1.internal");
    resources.add(resource);

    resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E3.compute-1.internal");
    resources.add(resource);

    // only ask for one property
    Map<String, TemporalInfo> temporalInfoMap = new HashMap<String, TemporalInfo>();
    temporalInfoMap.put(PROPERTY_ID, new TemporalInfoImpl(10L, 20L, 1L));
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            while (rs.next()) {
                ResultSetMetaData metaData = rs.getMetaData();
                int columnCount = metaData.getColumnCount();

                final ResourceImpl resource = new ResourceImpl(type);
                for (int i = 1; i <= columnCount; ++i) {
                    String propertyId = PropertyHelper.getPropertyId(metaData.getTableName(i), metaData.getColumnName(i));
                    if (propertyIds.contains(propertyId)) {
                        resource.setProperty(propertyId, rs.getString(i));
                    }
                }
                resources.add(resource);
            }
            statement.close();
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    Set<Resource> resultSet = new HashSet<Resource>();

    for (Resource resource : resources) {
      if (predicate == null || predicate.evaluate(resource)) {
        ResourceImpl newResource = new ResourceImpl(resource);
        updateProperties(newResource, request, predicate);
        resultSet.add(newResource);
      }
    }
    return resultSet;
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        PropertyHelper.getPropertyId("HostRoles", "component_name"),
        PropertyHelper.getPropertyId("HostRoles", "state"),
        Collections.singleton("STARTED"));

    // namenode
    Resource resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-0e-34-e1.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "NAMENODE");
    resource.setProperty(HOST_COMPONENT_STATE_PROPERTY_ID, "STARTED");

    // request with an empty set should get all supported properties
    Request request = PropertyHelper.getReadRequest(Collections.<String>emptySet());

    Assert.assertEquals(1, propertyProvider.populateResources(Collections.singleton(resource), request, null).size());

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-0e-34-e1.compute-1.internal", "50070"), streamProvider.getLastSpec());

    // see test/resources/hdfs_namenode_jmx.json for values
    Assert.assertEquals(13670605,  resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/rpc", "ReceivedBytes")));
    Assert.assertEquals(28,      resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/namenode", "CreateFileOps")));
    Assert.assertEquals(1006632960, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(473433016, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(23634400, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
    Assert.assertEquals(887717691390L, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/FSNamesystem", "CapacityTotal")));
    Assert.assertEquals(184320, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/FSNamesystem", "CapacityUsed")));
    Assert.assertEquals(842207944704L, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/FSNamesystem", "CapacityRemaining")));
    Assert.assertEquals(45509562366L, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/FSNamesystem", "CapacityNonDFSUsed")));


    // datanode
    resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-14-ee-b3.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "DATANODE");

    // request with an empty set should get all supported properties
    request = PropertyHelper.getReadRequest(Collections.<String>emptySet());

    propertyProvider.populateResources(Collections.singleton(resource), request, null);

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-14-ee-b3.compute-1.internal", "50075"), streamProvider.getLastSpec());

    // see test/resources/hdfs_datanode_jmx.json for values
    Assert.assertEquals(856,  resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/rpc", "ReceivedBytes")));
    Assert.assertEquals(954466304, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(9772616, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(21933376, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));


    // jobtracker
    resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-14-ee-b3.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "JOBTRACKER");

    // only ask for specific properties
    Set<String> properties = new HashSet<String>();
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "threadsWaiting"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_submitted"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_completed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_failed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_launched"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_completed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_failed"));

    request = PropertyHelper.getReadRequest(properties);

    propertyProvider.populateResources(Collections.singleton(resource), request, null);

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-14-ee-b3.compute-1.internal", "50030"), streamProvider.getLastSpec());

    // see test/resources/mapreduce_jobtracker_jmx.json for values
    Assert.assertEquals(13, PropertyHelper.getProperties(resource).size());
    Assert.assertEquals(59, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "threadsWaiting")));
    Assert.assertEquals(1052770304, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(43580400, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(29602888, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
    Assert.assertEquals(2, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_submitted")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_completed")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "jobs_failed")));
    Assert.assertEquals(2, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_launched")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_completed")));
    Assert.assertEquals(0, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/jobtracker", "maps_failed")));

    Assert.assertNull(resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "gcCount")));

    // tasktracker
    resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-14-ee-b3.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "TASKTRACKER");

    // only ask for specific properties
    properties = new HashSet<String>();
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_exceptions_caught"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_failed_outputs"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_output_bytes"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_success_outputs"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "maps_running"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "reduces_running"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "mapTaskSlots"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "reduceTaskSlots"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "failedDirs"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_completed"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_failed_timeout"));
    properties.add(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_failed_ping"));

    request = PropertyHelper.getReadRequest(properties);

    propertyProvider.populateResources(Collections.singleton(resource), request, null);

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-14-ee-b3.compute-1.internal", "50060"), streamProvider.getLastSpec());

    Assert.assertEquals(18, PropertyHelper.getProperties(resource).size());
    Assert.assertEquals(954466304, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(18330984, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(24235104, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
    Assert.assertEquals(0, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_exceptions_caught")));
    Assert.assertEquals(0, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_failed_outputs")));
    Assert.assertEquals(1841, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_output_bytes")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_success_outputs")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "maps_running")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "reduces_running")));
    Assert.assertEquals(4, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "mapTaskSlots")));
    Assert.assertEquals(2, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "reduceTaskSlots")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "failedDirs")));
    Assert.assertEquals(4, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_completed")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_failed_timeout")));
    Assert.assertEquals(1, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/mapred/tasktracker", "tasks_failed_ping")));


    Assert.assertNull(resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "gcCount")));

    // hbase master
    resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-14-ee-b3.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "HBASE_MASTER");
    resource.setProperty(HOST_COMPONENT_STATE_PROPERTY_ID, "STARTED");

    // only ask for specific properties
    properties = new HashSet<String>();
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax"));
    properties.add(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed"));
    properties.add(PropertyHelper.getPropertyId("metrics/load", "AverageLoad"));
    request = PropertyHelper.getReadRequest(properties);

    propertyProvider.populateResources(Collections.singleton(resource), request, null);

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-14-ee-b3.compute-1.internal", "60010"), streamProvider.getLastSpec());

    Assert.assertEquals(8, PropertyHelper.getProperties(resource).size());
    Assert.assertEquals(1069416448, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(4806976, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(28971240, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
    Assert.assertEquals(3.0, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/load", "AverageLoad")));

    Assert.assertNull(resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "gcCount")));
  }
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        PropertyHelper.getPropertyId("HostRoles", "component_name"),
        PropertyHelper.getPropertyId("HostRoles", "state"),
        Collections.singleton("STARTED"));

    // namenode
    Resource resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-0e-34-e1.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "NAMENODE");

    // request with an empty set should get all supported properties
    Request request = PropertyHelper.getReadRequest(Collections.<String>emptySet());

    Assert.assertEquals(1, propertyProvider.populateResources(Collections.singleton(resource), request, null).size());

    Assert.assertEquals(propertyProvider.getSpec("domu-12-31-39-0e-34-e1.compute-1.internal", "50070"), streamProvider.getLastSpec());

    // see test/resources/hdfs_namenode_jmx.json for values
    Assert.assertEquals(13670605,  resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/rpc", "ReceivedBytes")));
    Assert.assertEquals(28,      resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/dfs/namenode", "CreateFileOps")));
    Assert.assertEquals(1006632960, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
    Assert.assertEquals(473433016, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
    Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
    Assert.assertEquals(23634400, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
  }
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        PropertyHelper.getPropertyId("HostRoles", "component_name"),
        PropertyHelper.getPropertyId("HostRoles", "state"),
        Collections.singleton("STARTED"));

    // namenode
    Resource resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-0e-34-e1.compute-1.internal");
    resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "NAMENODE");
    resource.setProperty(HOST_COMPONENT_STATE_PROPERTY_ID, "INSTALLED");

    // request with an empty set should get all supported properties
    Request request = PropertyHelper.getReadRequest(Collections.<String>emptySet());

    Assert.assertEquals(1, propertyProvider.populateResources(Collections.singleton(resource), request, null).size());
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        PropertyHelper.getPropertyId("HostRoles", "state"),
        Collections.singleton("STARTED"));

    for (int i = 0; i < NUMBER_OF_RESOURCES; ++i) {
      // datanode
      Resource resource = new ResourceImpl(Resource.Type.HostComponent);

      resource.setProperty(HOST_COMPONENT_HOST_NAME_PROPERTY_ID, "domu-12-31-39-14-ee-b3.compute-1.internal");
      resource.setProperty(HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID, "DATANODE");
      resource.setProperty("unique_id", i);

      resources.add(resource);
    }

    // request with an empty set should get all supported properties
    Request request = PropertyHelper.getReadRequest(Collections.<String>emptySet());

    Set<Resource> resourceSet = propertyProvider.populateResources(resources, request, null);

    Assert.assertEquals(NUMBER_OF_RESOURCES, resourceSet.size());

    for (Resource resource : resourceSet) {
      // see test/resources/hdfs_datanode_jmx.json for values
      Assert.assertEquals(856,  resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/rpc", "ReceivedBytes")));
      Assert.assertEquals(954466304, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryMax")));
      Assert.assertEquals(9772616, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "HeapMemoryUsed")));
      Assert.assertEquals(136314880, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryMax")));
      Assert.assertEquals(21933376, resource.getPropertyValue(PropertyHelper.getPropertyId("metrics/jvm", "NonHeapMemoryUsed")));
    }
  }
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        CLUSTER_NAME_PROPERTY_ID,
        HOST_NAME_PROPERTY_ID,
        COMPONENT_NAME_PROPERTY_ID);

    // namenode
    Resource resource = new ResourceImpl(Resource.Type.HostComponent);

    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E1.compute-1.internal");
    resource.setProperty(COMPONENT_NAME_PROPERTY_ID, "DATANODE");

    // only ask for one property
    Map<String, TemporalInfo> temporalInfoMap = new HashMap<String, TemporalInfo>();
    temporalInfoMap.put(PROPERTY_ID, new TemporalInfoImpl(10L, 20L, 1L));
    Request  request = PropertyHelper.getReadRequest(Collections.singleton(PROPERTY_ID), temporalInfoMap);

    Assert.assertEquals(1, propertyProvider.populateResources(Collections.singleton(resource), request, null).size());

    Assert.assertEquals("http://domU-12-31-39-0E-34-E1.compute-1.internal/cgi-bin/rrd.py?c=HDPSlaves&h=domU-12-31-39-0E-34-E1.compute-1.internal&m=jvm.metrics.gcCount&s=10&e=20&r=1",
        streamProvider.getLastSpec());

    Assert.assertEquals(3, PropertyHelper.getProperties(resource).size());
    Assert.assertNotNull(resource.getPropertyValue(PROPERTY_ID));


    // tasktracker
    resource = new ResourceImpl(Resource.Type.HostComponent);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E1.compute-1.internal");
    resource.setProperty(COMPONENT_NAME_PROPERTY_ID, "TASKTRACKER");

    // only ask for one property
    temporalInfoMap = new HashMap<String, TemporalInfo>();

    //http://ec2-174-129-152-147.compute-1.amazonaws.com/cgi-bin/rrd.py?c=HDPSlaves&m=jvm.metrics.gcCount,mapred.shuffleOutput.shuffle_exceptions_caught,mapred.shuffleOutput.shuffle_failed_outputs,mapred.shuffleOutput.shuffle_output_bytes,mapred.shuffleOutput.shuffle_success_outputs&s=10&e=20&r=1&h=ip-10-85-111-149.ec2.internal

    Set<String> properties = new HashSet<String>();
    String shuffle_exceptions_caught = PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_exceptions_caught");
    String shuffle_failed_outputs    = PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_failed_outputs");
    String shuffle_output_bytes      = PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_output_bytes");
    String shuffle_success_outputs   = PropertyHelper.getPropertyId("metrics/mapred/shuffleOutput", "shuffle_success_outputs");

    properties.add(shuffle_exceptions_caught);
    properties.add(shuffle_failed_outputs);
    properties.add(shuffle_output_bytes);
    properties.add(shuffle_success_outputs);
    request = PropertyHelper.getReadRequest(properties, temporalInfoMap);

    temporalInfoMap.put(shuffle_exceptions_caught, new TemporalInfoImpl(10L, 20L, 1L));
    temporalInfoMap.put(shuffle_failed_outputs, new TemporalInfoImpl(10L, 20L, 1L));
    temporalInfoMap.put(shuffle_output_bytes, new TemporalInfoImpl(10L, 20L, 1L));
    temporalInfoMap.put(shuffle_success_outputs, new TemporalInfoImpl(10L, 20L, 1L));

    Assert.assertEquals(1, propertyProvider.populateResources(Collections.singleton(resource), request, null).size());

    Assert.assertEquals("http://domU-12-31-39-0E-34-E1.compute-1.internal/cgi-bin/rrd.py?c=HDPSlaves&h=domU-12-31-39-0E-34-E1.compute-1.internal&m=mapred.shuffleOutput.shuffle_output_bytes,mapred.shuffleOutput.shuffle_success_outputs,mapred.shuffleOutput.shuffle_failed_outputs,mapred.shuffleOutput.shuffle_exceptions_caught&s=10&e=20&r=1",
        streamProvider.getLastSpec());

    Assert.assertEquals(6, PropertyHelper.getProperties(resource).size());
    Assert.assertNotNull(resource.getPropertyValue(shuffle_exceptions_caught));
    Assert.assertNotNull(resource.getPropertyValue(shuffle_failed_outputs));
    Assert.assertNotNull(resource.getPropertyValue(shuffle_output_bytes));
    Assert.assertNotNull(resource.getPropertyValue(shuffle_success_outputs));
  }
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    );

    Set<Resource> resources = new HashSet<Resource>();

    // host
    Resource resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E1.compute-1.internal");
    resources.add(resource);

    resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E2.compute-1.internal");
    resources.add(resource);

    resource = new ResourceImpl(Resource.Type.Host);
    resource.setProperty(HOST_NAME_PROPERTY_ID, "domU-12-31-39-0E-34-E3.compute-1.internal");
    resources.add(resource);

    // only ask for one property
    Map<String, TemporalInfo> temporalInfoMap = new HashMap<String, TemporalInfo>();
    temporalInfoMap.put(PROPERTY_ID, new TemporalInfoImpl(10L, 20L, 1L));
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    );

    Set<Resource> resources = new HashSet<Resource>();

    for (int i = 0; i < 150; ++i) {
      Resource resource = new ResourceImpl(Resource.Type.Host);
      resource.setProperty(HOST_NAME_PROPERTY_ID, "host" + i);
      resources.add(resource);
    }

    // only ask for one property
    Map<String, TemporalInfo> temporalInfoMap = new HashMap<String, TemporalInfo>();
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  • org.apache.ambari.msi.HostComponentProvider
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