Examples with ServerHolder io.druid.server.coordinator.ServerHolder used on opensource projects

Example 11 with ServerHolder

use of io.druid.server.coordinator.ServerHolder in project druid by druid-io.

the class LoadRuleTest method testLoadWithNonExistentTier.

@Test
public void testLoadWithNonExistentTier() throws Exception {
    mockPeon.loadSegment(EasyMock.<DataSegment>anyObject(), EasyMock.<LoadPeonCallback>anyObject());
    EasyMock.expectLastCall().atLeastOnce();
    EasyMock.expect(mockPeon.getSegmentsToLoad()).andReturn(Sets.<DataSegment>newHashSet()).atLeastOnce();
    EasyMock.expect(mockPeon.getLoadQueueSize()).andReturn(0L).atLeastOnce();
    EasyMock.replay(mockPeon);
    LoadRule rule = new LoadRule() {

        private final Map<String, Integer> tiers = ImmutableMap.of("nonExistentTier", 1, "hot", 1);

        @Override
        public Map<String, Integer> getTieredReplicants() {
            return tiers;
        }

        @Override
        public int getNumReplicants(String tier) {
            return tiers.get(tier);
        }

        @Override
        public String getType() {
            return "test";
        }

        @Override
        public boolean appliesTo(DataSegment segment, DateTime referenceTimestamp) {
            return true;
        }

        @Override
        public boolean appliesTo(Interval interval, DateTime referenceTimestamp) {
            return true;
        }
    };
    DruidCluster druidCluster = new DruidCluster(ImmutableMap.of("hot", MinMaxPriorityQueue.orderedBy(Ordering.natural().reverse()).create(Arrays.asList(new ServerHolder(new DruidServer("serverHot", "hostHot", 1000, "historical", "hot", 0).toImmutableDruidServer(), mockPeon)))));
    ListeningExecutorService exec = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(1));
    BalancerStrategy balancerStrategy = new CostBalancerStrategyFactory().createBalancerStrategy(exec);
    CoordinatorStats stats = rule.run(null, DruidCoordinatorRuntimeParams.newBuilder().withDruidCluster(druidCluster).withSegmentReplicantLookup(SegmentReplicantLookup.make(new DruidCluster())).withReplicationManager(throttler).withBalancerStrategy(balancerStrategy).withBalancerReferenceTimestamp(new DateTime("2013-01-01")).withAvailableSegments(Arrays.asList(segment)).build(), segment);
    Assert.assertTrue(stats.getPerTierStats().get("assignedCount").get("hot").get() == 1);
    exec.shutdown();
}

Example 12 with ServerHolder

use of io.druid.server.coordinator.ServerHolder in project druid by druid-io.

the class LoadRuleTest method testLoad.

@Test
public void testLoad() throws Exception {
    mockPeon.loadSegment(EasyMock.<DataSegment>anyObject(), EasyMock.<LoadPeonCallback>anyObject());
    EasyMock.expectLastCall().atLeastOnce();
    EasyMock.expect(mockPeon.getSegmentsToLoad()).andReturn(Sets.<DataSegment>newHashSet()).atLeastOnce();
    EasyMock.expect(mockPeon.getLoadQueueSize()).andReturn(0L).atLeastOnce();
    EasyMock.replay(mockPeon);
    LoadRule rule = new LoadRule() {

        private final Map<String, Integer> tiers = ImmutableMap.of("hot", 1, DruidServer.DEFAULT_TIER, 2);

        @Override
        public Map<String, Integer> getTieredReplicants() {
            return tiers;
        }

        @Override
        public int getNumReplicants(String tier) {
            return tiers.get(tier);
        }

        @Override
        public String getType() {
            return "test";
        }

        @Override
        public boolean appliesTo(DataSegment segment, DateTime referenceTimestamp) {
            return true;
        }

        @Override
        public boolean appliesTo(Interval interval, DateTime referenceTimestamp) {
            return true;
        }
    };
    DruidCluster druidCluster = new DruidCluster(ImmutableMap.of("hot", MinMaxPriorityQueue.orderedBy(Ordering.natural().reverse()).create(Arrays.asList(new ServerHolder(new DruidServer("serverHot", "hostHot", 1000, "historical", "hot", 0).toImmutableDruidServer(), mockPeon))), DruidServer.DEFAULT_TIER, MinMaxPriorityQueue.orderedBy(Ordering.natural().reverse()).create(Arrays.asList(new ServerHolder(new DruidServer("serverNorm", "hostNorm", 1000, "historical", DruidServer.DEFAULT_TIER, 0).toImmutableDruidServer(), mockPeon)))));
    ListeningExecutorService exec = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(1));
    BalancerStrategy balancerStrategy = new CostBalancerStrategyFactory().createBalancerStrategy(exec);
    CoordinatorStats stats = rule.run(null, DruidCoordinatorRuntimeParams.newBuilder().withDruidCluster(druidCluster).withSegmentReplicantLookup(SegmentReplicantLookup.make(druidCluster)).withReplicationManager(throttler).withBalancerStrategy(balancerStrategy).withBalancerReferenceTimestamp(new DateTime("2013-01-01")).withAvailableSegments(Arrays.asList(segment)).build(), segment);
    Assert.assertTrue(stats.getPerTierStats().get("assignedCount").get("hot").get() == 1);
    Assert.assertTrue(stats.getPerTierStats().get("assignedCount").get(DruidServer.DEFAULT_TIER).get() == 2);
    exec.shutdown();
}

Example 13 with ServerHolder

use of io.druid.server.coordinator.ServerHolder in project druid by druid-io.

the class LoadRuleTest method testDropWithNonExistentTier.

@Test
public void testDropWithNonExistentTier() throws Exception {
    mockPeon.dropSegment(EasyMock.<DataSegment>anyObject(), EasyMock.<LoadPeonCallback>anyObject());
    EasyMock.expectLastCall().atLeastOnce();
    EasyMock.expect(mockPeon.getSegmentsToLoad()).andReturn(Sets.<DataSegment>newHashSet()).atLeastOnce();
    EasyMock.expect(mockPeon.getLoadQueueSize()).andReturn(0L).anyTimes();
    EasyMock.replay(mockPeon);
    LoadRule rule = new LoadRule() {

        private final Map<String, Integer> tiers = ImmutableMap.of("nonExistentTier", 1, "hot", 1);

        @Override
        public Map<String, Integer> getTieredReplicants() {
            return tiers;
        }

        @Override
        public int getNumReplicants(String tier) {
            return tiers.get(tier);
        }

        @Override
        public String getType() {
            return "test";
        }

        @Override
        public boolean appliesTo(DataSegment segment, DateTime referenceTimestamp) {
            return true;
        }

        @Override
        public boolean appliesTo(Interval interval, DateTime referenceTimestamp) {
            return true;
        }
    };
    DruidServer server1 = new DruidServer("serverHot", "hostHot", 1000, "historical", "hot", 0);
    DruidServer server2 = new DruidServer("serverHo2t", "hostHot2", 1000, "historical", "hot", 0);
    server1.addDataSegment(segment.getIdentifier(), segment);
    server2.addDataSegment(segment.getIdentifier(), segment);
    DruidCluster druidCluster = new DruidCluster(ImmutableMap.of("hot", MinMaxPriorityQueue.orderedBy(Ordering.natural().reverse()).create(Arrays.asList(new ServerHolder(server1.toImmutableDruidServer(), mockPeon), new ServerHolder(server2.toImmutableDruidServer(), mockPeon)))));
    ListeningExecutorService exec = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(1));
    BalancerStrategy balancerStrategy = new CostBalancerStrategyFactory().createBalancerStrategy(exec);
    CoordinatorStats stats = rule.run(null, DruidCoordinatorRuntimeParams.newBuilder().withDruidCluster(druidCluster).withSegmentReplicantLookup(SegmentReplicantLookup.make(druidCluster)).withReplicationManager(throttler).withBalancerStrategy(balancerStrategy).withBalancerReferenceTimestamp(new DateTime("2013-01-01")).withAvailableSegments(Arrays.asList(segment)).build(), segment);
    Assert.assertTrue(stats.getPerTierStats().get("droppedCount").get("hot").get() == 1);
    exec.shutdown();
}