mirror of https://github.com/apache/lucene.git
SOLR-13811: Refactor AutoAddReplicasIntegrationTest to isolate problematic situation into an AwaitsFix test method
This commit is contained in:
Chris Hostetter
parent
302cd09b4c
commit
a57ec148e5
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@ -24,6 +24,7 @@ import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeoutException;
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import org.apache.solr.client.solrj.SolrRequest;
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import org.apache.solr.client.solrj.SolrServerException;
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@ -31,7 +32,9 @@ import org.apache.solr.client.solrj.embedded.JettySolrRunner;
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import org.apache.solr.client.solrj.request.CollectionAdminRequest;
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import org.apache.solr.client.solrj.request.QueryRequest;
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import org.apache.solr.client.solrj.request.V2Request;
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import org.apache.solr.cloud.MiniSolrCloudCluster;
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import org.apache.solr.cloud.SolrCloudTestCase;
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import org.apache.solr.common.cloud.CollectionStatePredicate;
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import org.apache.solr.common.cloud.ClusterStateUtil;
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import org.apache.solr.common.cloud.DocCollection;
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import org.apache.solr.common.cloud.Replica;
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@ -49,11 +52,10 @@ import org.junit.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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@org.apache.solr.util.LogLevel("org.apache.solr.cloud.autoscaling=DEBUG;org.apache.solr.cloud.autoscaling.NodeLostTrigger=TRACE;org.apache.solr.cloud.Overseer=DEBUG;org.apache.solr.cloud.overseer=DEBUG")
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public class AutoAddReplicasIntegrationTest extends SolrCloudTestCase {
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private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
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private static final String COLLECTION1 = "testSimple1";
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private static final String COLLECTION2 = "testSimple2";
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protected String getConfigSet() {
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return "cloud-minimal";
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@ -82,100 +84,265 @@ public class AutoAddReplicasIntegrationTest extends SolrCloudTestCase {
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}
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}
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/**
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* Test that basic autoAddReplicaLogic kicks in when a node is lost
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*/
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@Test
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public void testSimple() throws Exception {
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JettySolrRunner jetty1 = cluster.getJettySolrRunner(0);
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JettySolrRunner jetty2 = cluster.getJettySolrRunner(1);
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JettySolrRunner jetty3 = cluster.getJettySolrRunner(2);
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CollectionAdminRequest.createCollection(COLLECTION1, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(true)
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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final String COLLECTION = "test_simple";
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final ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader();
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final JettySolrRunner jetty1 = cluster.getJettySolrRunner(1);
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final JettySolrRunner jetty2 = cluster.getJettySolrRunner(2);
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log.info("Creating {} using jetty1:{}/{} and jetty2:{}/{}", COLLECTION,
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jetty1.getNodeName(), jetty1.getLocalPort(),
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jetty2.getNodeName(), jetty2.getLocalPort());
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cluster.waitForActiveCollection(COLLECTION1, 2, 4);
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CollectionAdminRequest.createCollection(COLLECTION, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(true)
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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CollectionAdminRequest.createCollection(COLLECTION2, "conf", 2, 2)
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.setCreateNodeSet(jetty2.getNodeName()+","+jetty3.getNodeName())
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.setAutoAddReplicas(false)
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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cluster.waitForActiveCollection(COLLECTION2, 2, 4);
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// the number of cores in jetty1 (5) will be larger than jetty3 (1)
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CollectionAdminRequest.createCollection("testSimple3", "conf", 3, 1)
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.setCreateNodeSet(jetty1.getNodeName())
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.setAutoAddReplicas(false)
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.setMaxShardsPerNode(3)
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.process(cluster.getSolrClient());
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cluster.waitForActiveCollection("testSimple3", 3, 3);
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ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader();
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cluster.waitForActiveCollection(COLLECTION, 2, 4);
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// start the tests
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JettySolrRunner lostJetty = random().nextBoolean() ? cluster.getJettySolrRunner(0) : cluster.getJettySolrRunner(1);
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JettySolrRunner lostJetty = random().nextBoolean() ? jetty1 : jetty2;
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String lostNodeName = lostJetty.getNodeName();
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List<Replica> replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION1, zkStateReader, lostNodeName);
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List<Replica> replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION, zkStateReader, lostNodeName);
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log.info("Stopping random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.stop();
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cluster.waitForJettyToStop(lostJetty);
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waitForNodeLeave(lostNodeName);
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waitForState(COLLECTION + "=(2,4) w/o down replicas",
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COLLECTION, clusterShapeNoDownReplicas(2,4), 90, TimeUnit.SECONDS);
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checkSharedFsReplicasMovedCorrectly(replacedHdfsReplicas, zkStateReader, COLLECTION);
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log.info("Re-starting (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.start();
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waitForNodeLive(lostJetty);
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assertTrue("Timeout waiting for all live and active",
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ClusterStateUtil.waitForAllActiveAndLiveReplicas(zkStateReader, 90000));
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}
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/**
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* Test that basic autoAddReplicaLogic logic is <b>not</b> used if the cluster prop for it is disabled
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* (even if sys prop is set after collection is created)
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*/
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@Test
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public void testClusterPropOverridesCollecitonProp() throws Exception {
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final String COLLECTION = "test_clusterprop";
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final ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader();
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final JettySolrRunner jetty1 = cluster.getJettySolrRunner(1);
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final JettySolrRunner jetty2 = cluster.getJettySolrRunner(2);
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log.info("Creating {} using jetty1:{}/{} and jetty2:{}/{}", COLLECTION,
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jetty1.getNodeName(), jetty1.getLocalPort(),
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jetty2.getNodeName(), jetty2.getLocalPort());
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CollectionAdminRequest.createCollection(COLLECTION, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(true)
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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cluster.waitForActiveCollection(COLLECTION, 2, 4);
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// check cluster property is considered
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disableAutoAddReplicasInCluster();
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JettySolrRunner lostJetty = random().nextBoolean() ? jetty1 : jetty2;
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String lostNodeName = lostJetty.getNodeName();
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List<Replica> replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION, zkStateReader, lostNodeName);
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log.info("Stopping random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.stop();
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cluster.waitForJettyToStop(lostJetty);
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waitForNodeLeave(lostNodeName);
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// ensure that 2 shards have 2 active replicas and only 4 replicas in total
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// i.e. old replicas have been deleted.
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// todo remove the condition for total replicas == 4 after SOLR-11591 is fixed
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waitForState("Waiting for collection " + COLLECTION1, COLLECTION1, (liveNodes, collectionState) -> clusterShape(2, 4).matches(liveNodes, collectionState)
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&& collectionState.getReplicas().size() == 4, 90, TimeUnit.SECONDS);
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checkSharedFsReplicasMovedCorrectly(replacedHdfsReplicas, zkStateReader, COLLECTION1);
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waitForState(COLLECTION + "=(2,2)", COLLECTION,
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clusterShape(2, 2), 90, TimeUnit.SECONDS);
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log.info("Re-starting (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.start();
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cluster.waitForAllNodes(30);
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waitForNodeLive(lostJetty);
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assertTrue("Timeout waiting for all live and active", ClusterStateUtil.waitForAllActiveAndLiveReplicas(cluster.getSolrClient().getZkStateReader(), 90000));
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assertTrue("Timeout waiting for all live and active",
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ClusterStateUtil.waitForAllActiveAndLiveReplicas(zkStateReader, 90000));
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// check cluster property is considered
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disableAutoAddReplicasInCluster();
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lostNodeName = jetty3.getNodeName();
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jetty3.stop();
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waitForState(COLLECTION + "=(2,4) w/o down replicas",
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COLLECTION, clusterShapeNoDownReplicas(2,4), 90, TimeUnit.SECONDS);
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cluster.waitForJettyToStop(jetty3);
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}
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waitForNodeLeave(lostNodeName);
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/**
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* Test that we can modify a collection after creation to add autoAddReplicas.
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*/
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@Test
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public void testAddCollectionPropAfterCreation() throws Exception {
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final String COLLECTION = "test_addprop";
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final ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader();
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final JettySolrRunner jetty1 = cluster.getJettySolrRunner(1);
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final JettySolrRunner jetty2 = cluster.getJettySolrRunner(2);
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waitForState("Waiting for collection " + COLLECTION1, COLLECTION1, clusterShape(2, 2));
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jetty3.start();
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waitForState("Waiting for collection " + COLLECTION1, COLLECTION1, clusterShape(2, 4));
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waitForState("Waiting for collection " + COLLECTION2, COLLECTION2, clusterShape(2, 4));
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enableAutoAddReplicasInCluster();
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log.info("Creating {} using jetty1:{}/{} and jetty2:{}/{}", COLLECTION,
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jetty1.getNodeName(), jetty1.getLocalPort(),
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jetty2.getNodeName(), jetty2.getLocalPort());
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CollectionAdminRequest.createCollection(COLLECTION, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(false) // NOTE: false
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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// test for multiple collections
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cluster.waitForActiveCollection(COLLECTION, 2, 4);
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log.info("Modifying {} to use autoAddReplicas", COLLECTION);
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new CollectionAdminRequest.AsyncCollectionAdminRequest(CollectionParams.CollectionAction.MODIFYCOLLECTION) {
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@Override
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public SolrParams getParams() {
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ModifiableSolrParams params = (ModifiableSolrParams) super.getParams();
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params.set("collection", COLLECTION2);
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params.set("collection", COLLECTION);
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params.set("autoAddReplicas", true);
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return params;
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}
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}.process(cluster.getSolrClient());
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lostNodeName = jetty2.getNodeName();
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replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION2, zkStateReader, lostNodeName);
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JettySolrRunner lostJetty = random().nextBoolean() ? jetty1 : jetty2;
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String lostNodeName = lostJetty.getNodeName();
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List<Replica> replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION, zkStateReader, lostNodeName);
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jetty2.stop();
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log.info("Stopping random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.stop();
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cluster.waitForJettyToStop(jetty2);
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cluster.waitForJettyToStop(lostJetty);
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waitForNodeLeave(lostNodeName);
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waitForState("Waiting for collection " + COLLECTION1, COLLECTION1, clusterShape(2, 4), 45, TimeUnit.SECONDS);
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waitForState("Waiting for collection " + COLLECTION2, COLLECTION2, clusterShape(2, 4), 45, TimeUnit.SECONDS);
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checkSharedFsReplicasMovedCorrectly(replacedHdfsReplicas, zkStateReader, COLLECTION2);
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// overseer failover test..
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waitForState(COLLECTION + "=(2,4) w/o down replicas",
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COLLECTION, clusterShapeNoDownReplicas(2,4), 90, TimeUnit.SECONDS);
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checkSharedFsReplicasMovedCorrectly(replacedHdfsReplicas, zkStateReader, COLLECTION);
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log.info("Re-starting (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.start();
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waitForNodeLive(lostJetty);
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assertTrue("Timeout waiting for all live and active",
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ClusterStateUtil.waitForAllActiveAndLiveReplicas(zkStateReader, 90000));
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}
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/**
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* Test a specific sequence of problematic events:
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* <ul>
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* <li>create a collection with autoAddReplicas=<b>false</b></li>
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* <li>stop a nodeX in use by the collection</li>
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* <li>re-start nodeX</li>
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* <li>set autoAddReplicas=<b>true</b></li>
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* <li>re-stop nodeX</li>
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* </ul>
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*/
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@Test
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@AwaitsFix(bugUrl="https://issues.apache.org/jira/browse/SOLR-13811")
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public void testRapidStopStartStopWithPropChange() throws Exception {
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// This is the collection we'll be focused on in our testing...
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final String COLLECTION = "test_stoptwice";
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// This is a collection we'll use as a "marker" to ensure we "wait" for the
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// autoAddReplicas logic (via NodeLostTrigger) to kick in at least once before proceeding...
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final String ALT_COLLECTION = "test_dummy";
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final ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader();
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final JettySolrRunner jetty1 = cluster.getJettySolrRunner(1);
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final JettySolrRunner jetty2 = cluster.getJettySolrRunner(2);
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log.info("Creating {} using jetty1:{}/{} and jetty2:{}/{}", COLLECTION,
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jetty1.getNodeName(), jetty1.getLocalPort(),
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jetty2.getNodeName(), jetty2.getLocalPort());
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CollectionAdminRequest.createCollection(COLLECTION, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(false) // NOTE: false
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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log.info("Creating {} using jetty1:{}/{} and jetty2:{}/{}", ALT_COLLECTION,
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jetty1.getNodeName(), jetty1.getLocalPort(),
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jetty2.getNodeName(), jetty2.getLocalPort());
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CollectionAdminRequest.createCollection(ALT_COLLECTION, "conf", 2, 2)
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.setCreateNodeSet(jetty1.getNodeName()+","+jetty2.getNodeName())
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.setAutoAddReplicas(true) // NOTE: true
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.setMaxShardsPerNode(2)
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.process(cluster.getSolrClient());
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cluster.waitForActiveCollection(COLLECTION, 2, 4);
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cluster.waitForActiveCollection(ALT_COLLECTION, 2, 4);
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JettySolrRunner lostJetty = random().nextBoolean() ? jetty1 : jetty2;
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String lostNodeName = lostJetty.getNodeName();
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List<Replica> replacedHdfsReplicas = getReplacedSharedFsReplicas(COLLECTION, zkStateReader, lostNodeName);
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log.info("Stopping random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.stop();
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cluster.waitForJettyToStop(lostJetty);
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waitForNodeLeave(lostNodeName);
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// ensure that our marker collection indicates that the autoAddReplicas logic
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// has detected the down node and done some processing
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waitForState(ALT_COLLECTION + "=(2,4) w/o down replicas",
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ALT_COLLECTION, clusterShapeNoDownReplicas(2,4), 90, TimeUnit.SECONDS);
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waitForState(COLLECTION + "=(2,2)", COLLECTION, clusterShape(2, 2));
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log.info("Re-starting (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.start();
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// save time, don't bother waiting for lostJetty to start until after updating collection prop...
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log.info("Modifying {} to use autoAddReplicas", COLLECTION);
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new CollectionAdminRequest.AsyncCollectionAdminRequest(CollectionParams.CollectionAction.MODIFYCOLLECTION) {
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@Override
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public SolrParams getParams() {
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ModifiableSolrParams params = (ModifiableSolrParams) super.getParams();
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params.set("collection", COLLECTION);
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params.set("autoAddReplicas", true);
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return params;
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}
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}.process(cluster.getSolrClient());
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// make sure lostJetty is fully up before stopping again...
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waitForNodeLive(lostJetty);
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log.info("Re-Stopping (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.stop();
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cluster.waitForJettyToStop(lostJetty);
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waitForNodeLeave(lostNodeName);
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// TODO: this is the problematic situation...
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// wether or not NodeLostTrigger noticed that lostJetty was re-started and shutdown *again*
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// and that the new auoAddReplicas=true since the last time lostJetty was shutdown is respected
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waitForState(COLLECTION + "=(2,4) w/o down replicas",
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COLLECTION, clusterShapeNoDownReplicas(2,4), 90, TimeUnit.SECONDS);
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checkSharedFsReplicasMovedCorrectly(replacedHdfsReplicas, zkStateReader, COLLECTION);
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log.info("Re-Re-starting (same) random node: {} / {}", lostNodeName, lostJetty.getLocalPort());
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lostJetty.start();
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waitForNodeLive(lostJetty);
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assertTrue("Timeout waiting for all live and active",
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ClusterStateUtil.waitForAllActiveAndLiveReplicas(zkStateReader, 90000));
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}
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private void disableAutoAddReplicasInCluster() throws SolrServerException, IOException {
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@ -225,13 +392,44 @@ public class AutoAddReplicasIntegrationTest extends SolrCloudTestCase {
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return replacedHdfsReplicas;
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}
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private void waitForNodeLeave(String lostNodeName) throws InterruptedException {
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/**
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* {@link MiniSolrCloudCluster#waitForNode} Doesn't check isRunning first, and we don't want to
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* use {@link MiniSolrCloudCluster#waitForAllNodes} because we don't want to waste cycles checking
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* nodes we aren't messing with
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*/
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private void waitForNodeLive(final JettySolrRunner jetty)
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throws InterruptedException, TimeoutException, IOException {
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log.info("waitForNodeLive: {}/{}", jetty.getNodeName(), jetty.getLocalPort());
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TimeOut timeout = new TimeOut(30, TimeUnit.SECONDS, TimeSource.NANO_TIME);
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while(!timeout.hasTimedOut()) {
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if (jetty.isRunning()) {
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break;
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}
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try {
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Thread.sleep(100);
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} catch (InterruptedException e) {
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// ignore
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}
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}
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if (timeout.hasTimedOut()) {
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throw new TimeoutException("Waiting for Jetty to stop timed out");
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||||
}
|
||||
cluster.waitForNode(jetty, 30);
|
||||
}
|
||||
|
||||
private void waitForNodeLeave(String lostNodeName) throws InterruptedException, TimeoutException {
|
||||
log.info("waitForNodeLeave: {}", lostNodeName);
|
||||
ZkStateReader reader = cluster.getSolrClient().getZkStateReader();
|
||||
TimeOut timeOut = new TimeOut(20, TimeUnit.SECONDS, TimeSource.NANO_TIME);
|
||||
while (reader.getClusterState().getLiveNodes().contains(lostNodeName)) {
|
||||
Thread.sleep(100);
|
||||
if (timeOut.hasTimedOut()) fail("Wait for " + lostNodeName + " to leave failed!");
|
||||
}
|
||||
reader.waitForLiveNodes(30, TimeUnit.SECONDS, (o, n) -> !n.contains(lostNodeName));
|
||||
}
|
||||
|
||||
|
||||
private static CollectionStatePredicate clusterShapeNoDownReplicas(final int expectedShards,
|
||||
final int expectedReplicas) {
|
||||
return (liveNodes, collectionState)
|
||||
-> (clusterShape(expectedShards, expectedReplicas).matches(liveNodes, collectionState)
|
||||
&& collectionState.getReplicas().size() == expectedReplicas);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue