Examples with QueryResponse org.apache.solr.client.solrj.response.QueryResponse used on opensource projects

Example 26 with QueryResponse

use of org.apache.solr.client.solrj.response.QueryResponse in project lucene-solr by apache.

the class TestCloudRecovery method leaderRecoverFromLogOnStartupTest.

@Test
public void leaderRecoverFromLogOnStartupTest() throws Exception {
    AtomicInteger countReplayLog = new AtomicInteger(0);
    DirectUpdateHandler2.commitOnClose = false;
    UpdateLog.testing_logReplayFinishHook = countReplayLog::incrementAndGet;
    CloudSolrClient cloudClient = cluster.getSolrClient();
    cloudClient.add(COLLECTION, sdoc("id", "1"));
    cloudClient.add(COLLECTION, sdoc("id", "2"));
    cloudClient.add(COLLECTION, sdoc("id", "3"));
    cloudClient.add(COLLECTION, sdoc("id", "4"));
    ModifiableSolrParams params = new ModifiableSolrParams();
    params.set("q", "*:*");
    QueryResponse resp = cloudClient.query(COLLECTION, params);
    assertEquals(0, resp.getResults().getNumFound());
    ChaosMonkey.stop(cluster.getJettySolrRunners());
    assertTrue("Timeout waiting for all not live", ClusterStateUtil.waitForAllReplicasNotLive(cloudClient.getZkStateReader(), 45000));
    ChaosMonkey.start(cluster.getJettySolrRunners());
    assertTrue("Timeout waiting for all live and active", ClusterStateUtil.waitForAllActiveAndLiveReplicas(cloudClient.getZkStateReader(), COLLECTION, 120000));
    resp = cloudClient.query(COLLECTION, params);
    assertEquals(4, resp.getResults().getNumFound());
    // Make sure all nodes is recover from tlog
    if (onlyLeaderIndexes) {
        // Leader election can be kicked off, so 2 tlog replicas will replay its tlog before becoming new leader
        assertTrue(countReplayLog.get() >= 2);
    } else {
        assertEquals(4, countReplayLog.get());
    }
    // check metrics
    int replicationCount = 0;
    int errorsCount = 0;
    int skippedCount = 0;
    for (JettySolrRunner jetty : cluster.getJettySolrRunners()) {
        SolrMetricManager manager = jetty.getCoreContainer().getMetricManager();
        List<String> registryNames = manager.registryNames().stream().filter(s -> s.startsWith("solr.core.")).collect(Collectors.toList());
        for (String registry : registryNames) {
            Map<String, Metric> metrics = manager.registry(registry).getMetrics();
            Timer timer = (Timer) metrics.get("REPLICATION.peerSync.time");
            Counter counter = (Counter) metrics.get("REPLICATION.peerSync.errors");
            Counter skipped = (Counter) metrics.get("REPLICATION.peerSync.skipped");
            replicationCount += timer.getCount();
            errorsCount += counter.getCount();
            skippedCount += skipped.getCount();
        }
    }
    if (onlyLeaderIndexes) {
        assertTrue(replicationCount >= 2);
    } else {
        assertEquals(2, replicationCount);
    }
}

Example 27 with QueryResponse

use of org.apache.solr.client.solrj.response.QueryResponse in project lucene-solr by apache.

the class TestCloudRecovery method corruptedLogTest.

@Test
public void corruptedLogTest() throws Exception {
    AtomicInteger countReplayLog = new AtomicInteger(0);
    DirectUpdateHandler2.commitOnClose = false;
    UpdateLog.testing_logReplayFinishHook = countReplayLog::incrementAndGet;
    CloudSolrClient cloudClient = cluster.getSolrClient();
    cloudClient.add(COLLECTION, sdoc("id", "1000"));
    cloudClient.add(COLLECTION, sdoc("id", "1001"));
    for (int i = 0; i < 10; i++) {
        cloudClient.add(COLLECTION, sdoc("id", String.valueOf(i)));
    }
    ModifiableSolrParams params = new ModifiableSolrParams();
    params.set("q", "*:*");
    QueryResponse resp = cloudClient.query(COLLECTION, params);
    assertEquals(0, resp.getResults().getNumFound());
    int logHeaderSize = Integer.MAX_VALUE;
    Map<File, byte[]> contentFiles = new HashMap<>();
    for (JettySolrRunner solrRunner : cluster.getJettySolrRunners()) {
        for (SolrCore solrCore : solrRunner.getCoreContainer().getCores()) {
            File tlogFolder = new File(solrCore.getUlogDir(), UpdateLog.TLOG_NAME);
            String[] tLogFiles = tlogFolder.list();
            Arrays.sort(tLogFiles);
            File lastTLogFile = new File(tlogFolder.getAbsolutePath() + "/" + tLogFiles[tLogFiles.length - 1]);
            byte[] tlogBytes = IOUtils.toByteArray(new FileInputStream(lastTLogFile));
            contentFiles.put(lastTLogFile, tlogBytes);
            logHeaderSize = Math.min(tlogBytes.length, logHeaderSize);
        }
    }
    ChaosMonkey.stop(cluster.getJettySolrRunners());
    assertTrue("Timeout waiting for all not live", ClusterStateUtil.waitForAllReplicasNotLive(cloudClient.getZkStateReader(), 45000));
    for (Map.Entry<File, byte[]> entry : contentFiles.entrySet()) {
        byte[] tlogBytes = entry.getValue();
        if (tlogBytes.length <= logHeaderSize)
            continue;
        FileOutputStream stream = new FileOutputStream(entry.getKey());
        int skipLastBytes = Math.max(random().nextInt(tlogBytes.length - logHeaderSize), 2);
        for (int i = 0; i < entry.getValue().length - skipLastBytes; i++) {
            stream.write(tlogBytes[i]);
        }
        stream.close();
    }
    ChaosMonkey.start(cluster.getJettySolrRunners());
    assertTrue("Timeout waiting for all live and active", ClusterStateUtil.waitForAllActiveAndLiveReplicas(cloudClient.getZkStateReader(), COLLECTION, 120000));
    resp = cloudClient.query(COLLECTION, params);
    // Make sure cluster still healthy
    assertTrue(resp.getResults().getNumFound() >= 2);
}

Example 28 with QueryResponse

use of org.apache.solr.client.solrj.response.QueryResponse in project lucene-solr by apache.

the class TestMiniSolrCloudCluster method testStopAllStartAll.

@Test
public void testStopAllStartAll() throws Exception {
    final String collectionName = "testStopAllStartAllCollection";
    final MiniSolrCloudCluster miniCluster = createMiniSolrCloudCluster();
    try {
        assertNotNull(miniCluster.getZkServer());
        List<JettySolrRunner> jettys = miniCluster.getJettySolrRunners();
        assertEquals(NUM_SERVERS, jettys.size());
        for (JettySolrRunner jetty : jettys) {
            assertTrue(jetty.isRunning());
        }
        createCollection(miniCluster, collectionName, null, null, Boolean.TRUE, null);
        final CloudSolrClient cloudSolrClient = miniCluster.getSolrClient();
        cloudSolrClient.setDefaultCollection(collectionName);
        final SolrQuery query = new SolrQuery("*:*");
        final SolrInputDocument doc = new SolrInputDocument();
        try (SolrZkClient zkClient = new SolrZkClient(miniCluster.getZkServer().getZkAddress(), AbstractZkTestCase.TIMEOUT, AbstractZkTestCase.TIMEOUT, null);
            ZkStateReader zkStateReader = new ZkStateReader(zkClient)) {
            zkStateReader.createClusterStateWatchersAndUpdate();
            AbstractDistribZkTestBase.waitForRecoveriesToFinish(collectionName, zkStateReader, true, true, 330);
            // modify collection
            final int numDocs = 1 + random().nextInt(10);
            for (int ii = 1; ii <= numDocs; ++ii) {
                doc.setField("id", "" + ii);
                cloudSolrClient.add(doc);
                if (ii * 2 == numDocs)
                    cloudSolrClient.commit();
            }
            cloudSolrClient.commit();
            // query collection
            {
                final QueryResponse rsp = cloudSolrClient.query(query);
                assertEquals(numDocs, rsp.getResults().getNumFound());
            }
            // the test itself
            zkStateReader.forceUpdateCollection(collectionName);
            final ClusterState clusterState = zkStateReader.getClusterState();
            final HashSet<Integer> leaderIndices = new HashSet<Integer>();
            final HashSet<Integer> followerIndices = new HashSet<Integer>();
            {
                final HashMap<String, Boolean> shardLeaderMap = new HashMap<String, Boolean>();
                for (final Slice slice : clusterState.getSlices(collectionName)) {
                    for (final Replica replica : slice.getReplicas()) {
                        shardLeaderMap.put(replica.getNodeName().replace("_solr", "/solr"), Boolean.FALSE);
                    }
                    shardLeaderMap.put(slice.getLeader().getNodeName().replace("_solr", "/solr"), Boolean.TRUE);
                }
                for (int ii = 0; ii < jettys.size(); ++ii) {
                    final URL jettyBaseUrl = jettys.get(ii).getBaseUrl();
                    final String jettyBaseUrlString = jettyBaseUrl.toString().substring((jettyBaseUrl.getProtocol() + "://").length());
                    final Boolean isLeader = shardLeaderMap.get(jettyBaseUrlString);
                    if (Boolean.TRUE.equals(isLeader)) {
                        leaderIndices.add(new Integer(ii));
                    } else if (Boolean.FALSE.equals(isLeader)) {
                        followerIndices.add(new Integer(ii));
                    }
                // else neither leader nor follower i.e. node without a replica (for our collection)
                }
            }
            final List<Integer> leaderIndicesList = new ArrayList<Integer>(leaderIndices);
            final List<Integer> followerIndicesList = new ArrayList<Integer>(followerIndices);
            // first stop the followers (in no particular order)
            Collections.shuffle(followerIndicesList, random());
            for (Integer ii : followerIndicesList) {
                if (!leaderIndices.contains(ii)) {
                    miniCluster.stopJettySolrRunner(jettys.get(ii.intValue()));
                }
            }
            // then stop the leaders (again in no particular order)
            Collections.shuffle(leaderIndicesList, random());
            for (Integer ii : leaderIndicesList) {
                miniCluster.stopJettySolrRunner(jettys.get(ii.intValue()));
            }
            // calculate restart order
            final List<Integer> restartIndicesList = new ArrayList<Integer>();
            Collections.shuffle(leaderIndicesList, random());
            restartIndicesList.addAll(leaderIndicesList);
            Collections.shuffle(followerIndicesList, random());
            restartIndicesList.addAll(followerIndicesList);
            if (random().nextBoolean())
                Collections.shuffle(restartIndicesList, random());
            // and then restart jettys in that order
            for (Integer ii : restartIndicesList) {
                final JettySolrRunner jetty = jettys.get(ii.intValue());
                if (!jetty.isRunning()) {
                    miniCluster.startJettySolrRunner(jetty);
                    assertTrue(jetty.isRunning());
                }
            }
            AbstractDistribZkTestBase.waitForRecoveriesToFinish(collectionName, zkStateReader, true, true, 330);
            zkStateReader.forceUpdateCollection(collectionName);
            // re-query collection
            {
                final QueryResponse rsp = cloudSolrClient.query(query);
                assertEquals(numDocs, rsp.getResults().getNumFound());
            }
        }
    } finally {
        miniCluster.shutdown();
    }
}

Example 29 with QueryResponse

use of org.apache.solr.client.solrj.response.QueryResponse in project lucene-solr by apache.

the class TestMiniSolrCloudCluster method testCollectionCreateSearchDelete.

@Test
public void testCollectionCreateSearchDelete() throws Exception {
    final String collectionName = "testcollection";
    MiniSolrCloudCluster miniCluster = createMiniSolrCloudCluster();
    final CloudSolrClient cloudSolrClient = miniCluster.getSolrClient();
    try {
        assertNotNull(miniCluster.getZkServer());
        List<JettySolrRunner> jettys = miniCluster.getJettySolrRunners();
        assertEquals(NUM_SERVERS, jettys.size());
        for (JettySolrRunner jetty : jettys) {
            assertTrue(jetty.isRunning());
        }
        // shut down a server
        log.info("#### Stopping a server");
        JettySolrRunner stoppedServer = miniCluster.stopJettySolrRunner(0);
        assertTrue(stoppedServer.isStopped());
        assertEquals(NUM_SERVERS - 1, miniCluster.getJettySolrRunners().size());
        // create a server
        log.info("#### Starting a server");
        JettySolrRunner startedServer = miniCluster.startJettySolrRunner();
        assertTrue(startedServer.isRunning());
        assertEquals(NUM_SERVERS, miniCluster.getJettySolrRunners().size());
        // create collection
        log.info("#### Creating a collection");
        final String asyncId = (random().nextBoolean() ? null : "asyncId(" + collectionName + ".create)=" + random().nextInt());
        createCollection(miniCluster, collectionName, null, asyncId, null, null);
        ZkStateReader zkStateReader = miniCluster.getSolrClient().getZkStateReader();
        AbstractDistribZkTestBase.waitForRecoveriesToFinish(collectionName, zkStateReader, true, true, 330);
        // modify/query collection
        log.info("#### updating a querying collection");
        cloudSolrClient.setDefaultCollection(collectionName);
        SolrInputDocument doc = new SolrInputDocument();
        doc.setField("id", "1");
        cloudSolrClient.add(doc);
        cloudSolrClient.commit();
        SolrQuery query = new SolrQuery();
        query.setQuery("*:*");
        QueryResponse rsp = cloudSolrClient.query(query);
        assertEquals(1, rsp.getResults().getNumFound());
        // remove a server not hosting any replicas
        zkStateReader.forceUpdateCollection(collectionName);
        ClusterState clusterState = zkStateReader.getClusterState();
        HashMap<String, JettySolrRunner> jettyMap = new HashMap<String, JettySolrRunner>();
        for (JettySolrRunner jetty : miniCluster.getJettySolrRunners()) {
            String key = jetty.getBaseUrl().toString().substring((jetty.getBaseUrl().getProtocol() + "://").length());
            jettyMap.put(key, jetty);
        }
        Collection<Slice> slices = clusterState.getSlices(collectionName);
        // track the servers not host repliacs
        for (Slice slice : slices) {
            jettyMap.remove(slice.getLeader().getNodeName().replace("_solr", "/solr"));
            for (Replica replica : slice.getReplicas()) {
                jettyMap.remove(replica.getNodeName().replace("_solr", "/solr"));
            }
        }
        assertTrue("Expected to find a node without a replica", jettyMap.size() > 0);
        log.info("#### Stopping a server");
        JettySolrRunner jettyToStop = jettyMap.entrySet().iterator().next().getValue();
        jettys = miniCluster.getJettySolrRunners();
        for (int i = 0; i < jettys.size(); ++i) {
            if (jettys.get(i).equals(jettyToStop)) {
                miniCluster.stopJettySolrRunner(i);
                assertEquals(NUM_SERVERS - 1, miniCluster.getJettySolrRunners().size());
            }
        }
        // re-create a server (to restore original NUM_SERVERS count)
        log.info("#### Starting a server");
        startedServer = miniCluster.startJettySolrRunner(jettyToStop);
        assertTrue(startedServer.isRunning());
        assertEquals(NUM_SERVERS, miniCluster.getJettySolrRunners().size());
        CollectionAdminRequest.deleteCollection(collectionName).process(miniCluster.getSolrClient());
        // create it again
        String asyncId2 = (random().nextBoolean() ? null : "asyncId(" + collectionName + ".create)=" + random().nextInt());
        createCollection(miniCluster, collectionName, null, asyncId2, null, null);
        AbstractDistribZkTestBase.waitForRecoveriesToFinish(collectionName, zkStateReader, true, true, 330);
        // check that there's no left-over state
        assertEquals(0, cloudSolrClient.query(new SolrQuery("*:*")).getResults().getNumFound());
        cloudSolrClient.add(doc);
        cloudSolrClient.commit();
        assertEquals(1, cloudSolrClient.query(new SolrQuery("*:*")).getResults().getNumFound());
    } finally {
        miniCluster.shutdown();
    }
}

Example 30 with QueryResponse

use of org.apache.solr.client.solrj.response.QueryResponse in project lucene-solr by apache.

the class OneQuery method getCount.

public long getCount(HttpSolrClient client, String core) {
    ModifiableSolrParams params = new ModifiableSolrParams();
    params.set("qt", "/select");
    params.set("q", "*:*");
    long numFound = 0;
    client.setBaseURL(baseUrl + core);
    try {
        QueryResponse response = client.query(params);
        numFound = response.getResults().getNumFound();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return numFound;
}