Examples with ClusterMetricGetters net.dempsy.container.ClusterMetricGetters used on opensource projects

Example 6 with ClusterMetricGetters

use of net.dempsy.container.ClusterMetricGetters in project Dempsy by Dempsy.

the class TestWordCount method testWordCountNoRankAdaptorOnlyNode.

@Test
public void testWordCountNoRankAdaptorOnlyNode() throws Throwable {
    try (@SuppressWarnings("resource") final SystemPropertyManager props = new SystemPropertyManager().set("min_nodes", "2")) {
        final String[][] ctxs = { // adaptor only node
        { "classpath:/word-count/adaptor-kjv.xml" }, { "classpath:/word-count/mp-word-count.xml" }, { "classpath:/word-count/mp-word-count.xml" }, { "classpath:/word-count/mp-word-count.xml" }, { "classpath:/word-count/mp-word-count.xml" }, { "classpath:/word-count/mp-word-count.xml" } };
        // the adaptor is the first one.
        final int NUM_WC = ctxs.length - 1;
        WordCounter.aliveWordsToTestPassivate.clear();
        // need to make it wait.
        WordProducer.latch = new CountDownLatch(1);
        runCombos("testWordCountNoRankMultinode", (r, c, s, t, ser) -> isElasticRoutingStrategy(r) && isContainerOkay(c), ctxs, n -> {
            final ClusterId countCId = new ClusterId(currentAppName, "test-cluster1");
            final List<NodeManagerWithContext> nodes = n.nodes;
            final NodeManager[] managers = nodes.stream().map(nm -> nm.manager).toArray(NodeManager[]::new);
            // wait until I can reach the cluster from the adaptor.
            assertTrue(poll(o -> managers[0].getRouter().allReachable("test-cluster1").size() == NUM_WC));
            WordProducer.latch.countDown();
            final WordProducer adaptor = nodes.get(0).ctx.getBean(WordProducer.class);
            waitForAllSent(adaptor);
            assertTrue(poll(o -> adaptor.done.get()));
            final var statsByNode = Arrays.asList(managers).subList(1, managers.length).stream().map(nm -> Pair.with((NodeMetricGetters) nm.getNodeStatsCollector(), (ClusterMetricGetters) nm.getClusterStatsCollector(countCId))).collect(Collectors.toList());
            final NodeMetricGetters adaptorStats = (NodeMetricGetters) managers[0].getNodeStatsCollector();
            assertTrue(poll(o -> {
                final int allDiscardedMessagesCount = allDiscardedMessagesCount(adaptorStats, castToTupleList2(statsByNode));
                return adaptor.numDispatched == allDiscardedMessagesCount + statsByNode.stream().mapToInt(sc -> (int) sc.getValue1().getDispatchedMessageCount()).sum();
            }));
        });
        final int remaining = WordCounter.aliveWordsToTestPassivate.size();
        WordCounter.aliveWordsToTestPassivate.clear();
        assertEquals(0, remaining);
    }
}

Example 7 with ClusterMetricGetters

use of net.dempsy.container.ClusterMetricGetters in project Dempsy by Dempsy.

the class TestWordCount method testWordCountWithRank.

@Test
public void testWordCountWithRank() throws Throwable {
    try (@SuppressWarnings("resource") final SystemPropertyManager props = new SystemPropertyManager().set("min_nodes", "1")) {
        final String[][] ctxs = { { "classpath:/word-count/adaptor-kjv.xml", "classpath:/word-count/mp-word-count.xml", "classpath:/word-count/mp-word-rank.xml" } };
        WordCounter.aliveWordsToTestPassivate.clear();
        // need to make it wait.
        WordProducer.latch = new CountDownLatch(1);
        runCombos("testWordCountWithRank", (r, c, s, t, ser) -> isContainerOkay(c), ctxs, n -> {
            final ClusterId countCId = new ClusterId(currentAppName, "test-cluster1");
            final ClusterId rankCId = new ClusterId(currentAppName, "test-cluster2");
            final List<NodeManagerWithContext> nodes = n.nodes;
            final NodeManager manager = nodes.get(0).manager;
            // wait until I can reach the cluster from the adaptor.
            assertTrue(poll(o -> manager.getRouter().allReachable("test-cluster1").size() == 1));
            final ClassPathXmlApplicationContext ctx = nodes.get(0).ctx;
            final WordProducer adaptor;
            WordProducer.latch.countDown();
            adaptor = ctx.getBean(WordProducer.class);
            assertTrue(poll(o -> adaptor.done.get()));
            final var statsByNode = Triplet.with((NodeMetricGetters) manager.getNodeStatsCollector(), (ClusterMetricGetters) manager.getClusterStatsCollector(countCId), (ClusterMetricGetters) manager.getClusterStatsCollector(rankCId));
            // wait until all of the counts are also passed to WordRank
            assertTrue(poll(o -> {
                final int allDiscardedMessagesCount = allDiscardedMessagesCount(null, castToTupleList3(List.of(statsByNode)));
                final ClusterMetricGetters rstat = statsByNode.getValue2();
                return adaptor.numDispatched == allDiscardedMessagesCount + rstat.getDispatchedMessageCount();
            }));
            stopSystem();
            // pull the Rank mp from the manager
            final MessageProcessorLifecycle<?> mp = AccessUtil.getMp(manager, "test-cluster2");
            @SuppressWarnings("unchecked") final WordRank prototype = ((MessageProcessor<WordRank>) mp).getPrototype();
            final List<Rank> ranks = prototype.getPairs();
            Collections.sort(ranks, (o1, o2) -> o2.rank.compareTo(o1.rank));
            final int top10OrSo = (ranks.size() < 10) ? ranks.size() : 10;
            final List<Rank> top10 = ranks.subList(0, top10OrSo);
            final String errStr = "expected the top 10 results: " + top10 + " to all be in:" + finalResults;
            top10.stream().forEach(r -> assertTrue(errStr, finalResults.contains(r.word)));
        });
        final int remaining = WordCounter.aliveWordsToTestPassivate.size();
        WordCounter.aliveWordsToTestPassivate.clear();
        assertEquals(0, remaining);
    }
}