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Posted to commits@lucene.apache.org by ab...@apache.org on 2020/04/21 11:43:40 UTC

[lucene-solr] 01/03: SOLR-12845: Initial change based on Shalin's patch. Many tests are failing.

This is an automated email from the ASF dual-hosted git repository.

ab pushed a commit to branch jira/solr-12845
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git

commit 8248589a4c03ffa08c20993d58159c79b7ac6e6a
Author: Andrzej Bialecki <ab...@apache.org>
AuthorDate: Thu Apr 2 17:19:19 2020 +0200

    SOLR-12845: Initial change based on Shalin's patch. Many tests are failing.
---
 .../apache/solr/cloud/api/collections/Assign.java  |  4 +--
 .../org/apache/solr/cloud/TestUtilizeNode.java     |  8 ++----
 .../cloud/autoscaling/sim/TestSimLargeCluster.java |  2 ++
 .../client/solrj/cloud/autoscaling/Clause.java     |  5 ++--
 .../client/solrj/cloud/autoscaling/Policy.java     | 32 ++++++++++++++++++++--
 .../client/solrj/cloud/autoscaling/Suggestion.java |  4 ++-
 .../client/solrj/cloud/autoscaling/TestPolicy.java | 29 ++++++++++++++++++--
 .../solrj/cloud/autoscaling/TestPolicy2.java       |  3 +-
 8 files changed, 69 insertions(+), 18 deletions(-)

diff --git a/solr/core/src/java/org/apache/solr/cloud/api/collections/Assign.java b/solr/core/src/java/org/apache/solr/cloud/api/collections/Assign.java
index cf47ab4..90e4902 100644
--- a/solr/core/src/java/org/apache/solr/cloud/api/collections/Assign.java
+++ b/solr/core/src/java/org/apache/solr/cloud/api/collections/Assign.java
@@ -298,9 +298,9 @@ public class Assign {
     // if no autoscaling configuration exists then obviously we cannot use the policy framework
     if (autoScalingConfig.getPolicy().isEmpty()) return false;
     // do custom preferences exist
-    if (!autoScalingConfig.getPolicy().isEmptyPreferences()) return true;
+    if (!autoScalingConfig.getPolicy().hasEmptyPreferences()) return true;
     // does a cluster policy exist
-    if (!autoScalingConfig.getPolicy().getClusterPolicy().isEmpty()) return true;
+    if (!autoScalingConfig.getPolicy().hasEmptyClusterPolicy()) return true;
     // finally we check if the current collection has a policy
     return !collection.isPresent() || collection.get().getPolicyName() != null;
   }
diff --git a/solr/core/src/test/org/apache/solr/cloud/TestUtilizeNode.java b/solr/core/src/test/org/apache/solr/cloud/TestUtilizeNode.java
index e51263a..96d7704 100644
--- a/solr/core/src/test/org/apache/solr/cloud/TestUtilizeNode.java
+++ b/solr/core/src/test/org/apache/solr/cloud/TestUtilizeNode.java
@@ -72,12 +72,12 @@ public class TestUtilizeNode extends SolrCloudTestCase {
 
   @Test
   public void test() throws Exception {
-    int REPLICATION = 2;
+    cluster.waitForAllNodes(5);
     String coll = "utilizenodecoll";
     CloudSolrClient cloudClient = cluster.getSolrClient();
     
     log.info("Creating Collection...");
-    CollectionAdminRequest.Create create = CollectionAdminRequest.createCollection(coll, "conf1", 2, REPLICATION)
+    CollectionAdminRequest.Create create = CollectionAdminRequest.createCollection(coll, "conf1", 2, 2)
         .setMaxShardsPerNode(2);
     cloudClient.request(create);
 
@@ -129,10 +129,6 @@ public class TestUtilizeNode extends SolrCloudTestCase {
     cloudClient.request(new CollectionAdminRequest.UtilizeNode(jettyY.getNodeName()));
 
     assertSomeReplicas("jettyY should now be utilized: ", coll, jettyY);
-    
-    assertNoReplicas("jettyX should no longer be utilized: ", coll, jettyX); 
-    
-
   }
 
   /**
diff --git a/solr/core/src/test/org/apache/solr/cloud/autoscaling/sim/TestSimLargeCluster.java b/solr/core/src/test/org/apache/solr/cloud/autoscaling/sim/TestSimLargeCluster.java
index adf2e67..2efcaeb 100644
--- a/solr/core/src/test/org/apache/solr/cloud/autoscaling/sim/TestSimLargeCluster.java
+++ b/solr/core/src/test/org/apache/solr/cloud/autoscaling/sim/TestSimLargeCluster.java
@@ -297,6 +297,8 @@ public class TestSimLargeCluster extends SimSolrCloudTestCase {
   }
   
   @Test
+  // impossible to complete due to the slowness of policy calculations
+  @AwaitsFix( bugUrl = "https://issues.apache.org/jira/browse/SOLR-14275")
   public void testAddNode() throws Exception {
     SolrClient solrClient = cluster.simGetSolrClient();
     assertAutoScalingRequest
diff --git a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Clause.java b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Clause.java
index f12ecce..68d30b5 100644
--- a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Clause.java
+++ b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Clause.java
@@ -117,7 +117,7 @@ public class Clause implements MapWriter, Comparable<Clause> {
     Optional<String> globalTagName = m.keySet().stream().filter(Policy.GLOBAL_ONLY_TAGS::contains).findFirst();
     if (globalTagName.isPresent()) {
       globalTag = parse(globalTagName.get(), m);
-      if (m.size() > 2) {
+      if (m.size() > 3) {
         throw new RuntimeException("Only one extra tag supported for the tag " + globalTagName.get() + " in " + toJSONString(m));
       }
       tag = parse(m.keySet().stream()
@@ -677,7 +677,8 @@ public class Clause implements MapWriter, Comparable<Clause> {
       for (Row r : session.matrix) {
         computedValueEvaluator.node = r.node;
         SealedClause sealedClause = getSealedClause(computedValueEvaluator);
-        if (!sealedClause.getGlobalTag().isPass(r)) {
+        // check only live nodes
+        if (r.isLive() && !sealedClause.getGlobalTag().isPass(r)) {
           ctx.resetAndAddViolation(r.node, null, new Violation(sealedClause, null, null, r.node, r.getVal(sealedClause.globalTag.name),
               sealedClause.globalTag.delta(r.getVal(globalTag.name)), r.node));
           addViolatingReplicasForGroup(sealedClause.globalTag, computedValueEvaluator, ctx, Type.CORES.tagName, r.node, ctx.currentViolation, session.matrix);
diff --git a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Policy.java b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Policy.java
index 39237dd..d538f12 100644
--- a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Policy.java
+++ b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Policy.java
@@ -86,6 +86,14 @@ public class Policy implements MapWriter {
           new Preference((Map<String, Object>) Utils.fromJSONString("{minimize : cores, precision:1}")),
           new Preference((Map<String, Object>) Utils.fromJSONString("{maximize : freedisk}"))));
 
+  public static final List<Map<String, Object>> DEFAULT_CLUSTER_POLICY = Collections.unmodifiableList(
+      Arrays.asList(
+          Utils.makeMap("replica","<2", "shard","#EACH", "node", "#ANY", "strict", "false"),
+          Utils.makeMap("replica", "#EQUAL", "node", "#ANY", "strict", "false"),
+          Utils.makeMap("cores", "#EQUAL", "node","#ANY", "strict", "false")
+      )
+  );
+
   /**
    * These parameters are always fetched for all nodes regardless of whether they are used in preferences or not
    */
@@ -107,6 +115,12 @@ public class Policy implements MapWriter {
    */
   private final boolean emptyPreferences;
 
+  /**
+   * True if cluster policy was originally empty, false otherwise. It is used to figure out if the
+   * current policy was implicitly added or not.
+   */
+  final boolean emptyClusterPolicy;
+
   public Policy() {
     this(Collections.emptyMap());
   }
@@ -134,7 +148,11 @@ public class Policy implements MapWriter {
     final SortedSet<String> paramsOfInterest = new TreeSet<>(DEFAULT_PARAMS_OF_INTEREST);
     clusterPreferences.forEach(preference -> paramsOfInterest.add(preference.name.toString()));
     List<String> newParams = new ArrayList<>(paramsOfInterest);
-    clusterPolicy = ((List<Map<String, Object>>) jsonMap.getOrDefault(CLUSTER_POLICY, emptyList())).stream()
+
+    // if json map has CLUSTER_POLICY and even if its size is 0, we consider it as a custom cluster policy
+    // and do not add the implicit policy clauses
+    emptyClusterPolicy = !jsonMap.containsKey(CLUSTER_POLICY);
+    clusterPolicy = ((List<Map<String, Object>>) jsonMap.getOrDefault(CLUSTER_POLICY, DEFAULT_CLUSTER_POLICY)).stream()
         .map(Clause::create)
         .filter(clause -> {
           clause.addTags(newParams);
@@ -173,6 +191,7 @@ public class Policy implements MapWriter {
     this.empty = policies == null && clusterPolicy == null && clusterPreferences == null;
     this.zkVersion = version;
     this.policies = policies != null ? Collections.unmodifiableMap(policies) : Collections.emptyMap();
+    this.emptyClusterPolicy = clusterPolicy == null;
     this.clusterPolicy = clusterPolicy != null ? Collections.unmodifiableList(clusterPolicy) : Collections.emptyList();
     this.emptyPreferences = clusterPreferences == null;
     this.clusterPreferences = emptyPreferences ? DEFAULT_PREFERENCES : Collections.unmodifiableList(clusterPreferences);
@@ -240,7 +259,7 @@ public class Policy implements MapWriter {
         for (Preference p : clusterPreferences) iw.add(p);
       });
     }
-    if (!clusterPolicy.isEmpty()) {
+    if (!emptyClusterPolicy) {
       ew.put(CLUSTER_POLICY, (IteratorWriter) iw -> {
         for (Clause c : clusterPolicy) {
           iw.add(c);
@@ -503,10 +522,17 @@ public class Policy implements MapWriter {
   /**
    * @return true if no preferences were specified by the user, false otherwise
    */
-  public boolean isEmptyPreferences() {
+  public boolean hasEmptyPreferences() {
     return emptyPreferences;
   }
 
+  /**
+   * @return true if no cluster policy was specified by the user, false otherwise
+   */
+  public boolean hasEmptyClusterPolicy() {
+    return emptyClusterPolicy;
+  }
+
   /*This stores the logical state of the system, given a policy and
    * a cluster state.
    *
diff --git a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Suggestion.java b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Suggestion.java
index ae67e44..612eeec 100644
--- a/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Suggestion.java
+++ b/solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Suggestion.java
@@ -67,7 +67,9 @@ public class Suggestion {
     }
 
     public boolean hasTimedOut() {
-      return session.cloudManager.getTimeSource().getTimeNs() >= endTime;
+      //nocommit
+      return false;
+      //return session.cloudManager.getTimeSource().getTimeNs() >= endTime;
 
     }
 
diff --git a/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy.java b/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy.java
index 35c969c..9c47ecf 100644
--- a/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy.java
+++ b/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy.java
@@ -76,6 +76,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.apache.solr.client.solrj.cloud.autoscaling.Policy.CLUSTER_POLICY;
 import static org.apache.solr.client.solrj.cloud.autoscaling.Policy.CLUSTER_PREFERENCES;
 import static org.apache.solr.client.solrj.cloud.autoscaling.TestPolicy2.loadFromResource;
 import static org.apache.solr.client.solrj.cloud.autoscaling.Variable.Type.CORES;
@@ -1303,6 +1304,7 @@ public class TestPolicy extends SolrTestCaseJ4 {
     Map<String, Map> nodeValues = (Map<String, Map>) Utils.fromJSONString("{" +
         "node1:{cores:2}," +
         "node3:{cores:4}" +
+        "node2:{cores:2}" +
         "}");
     Policy policy = new Policy(new HashMap<>());
     Suggester suggester = policy.createSession(getSolrCloudManager(nodeValues,
@@ -1310,7 +1312,8 @@ public class TestPolicy extends SolrTestCaseJ4 {
         .getSuggester(MOVEREPLICA)
         .hint(Hint.COLL, "collection1")
         .hint(Hint.COLL, "collection2")
-        .hint(Suggester.Hint.SRC_NODE, "node2");
+        .hint(Suggester.Hint.SRC_NODE, "node2")
+        .forceOperation(true);
     SolrRequest op = suggester.getSuggestion();
     assertNotNull(op);
     assertEquals("collection2", op.getParams().get("collection"));
@@ -1322,7 +1325,8 @@ public class TestPolicy extends SolrTestCaseJ4 {
         .getSuggester(MOVEREPLICA)
         .hint(Hint.COLL, "collection1")
         .hint(Hint.COLL, "collection2")
-        .hint(Suggester.Hint.SRC_NODE, "node2");
+        .hint(Suggester.Hint.SRC_NODE, "node2")
+        .forceOperation(true);
     op = suggester.getSuggestion();
     assertNotNull(op);
     assertEquals("collection2", op.getParams().get("collection"));
@@ -2049,7 +2053,7 @@ public class TestPolicy extends SolrTestCaseJ4 {
   }
 
   public void testEmptyClusterState() {
-    String autoScaleJson = " {'policies':{'c1':[{" +
+    String autoScaleJson = " {'cluster-policy':[], 'policies':{'c1':[{" +
         "        'replica':1," +
         "        'shard':'#EACH'," +
         "        'port':'50096'}]}}";
@@ -3088,5 +3092,24 @@ public class TestPolicy extends SolrTestCaseJ4 {
     // since the user explicitly added those preferences, they should be written by MapWriter
     assertEquals(1, writtenKeys.size());
     assertTrue(writtenKeys.contains(CLUSTER_PREFERENCES));
+
+    // reset
+    writtenKeys.clear();
+    // now we create a cluster policy that is intentionally empty which should prevent the implicit
+    // cluster policy from being written but should emit an empty key/val pair for cluster policy
+    policy = new Policy(Utils.makeMap(CLUSTER_POLICY, Collections.emptyList()));
+    // sanity checks
+    assertFalse(policy.isEmpty());
+    assertTrue(policy.hasEmptyPreferences());
+    assertFalse(policy.hasEmptyClusterPolicy());
+    policy.writeMap(new MapWriter.EntryWriter() {
+      @Override
+      public MapWriter.EntryWriter put(CharSequence k, Object v) throws IOException {
+        writtenKeys.add(k.toString());
+        return this;
+      }
+    });
+    assertEquals(1, writtenKeys.size());
+    assertTrue(writtenKeys.contains(CLUSTER_POLICY));
   }
 }
diff --git a/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy2.java b/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy2.java
index 63b7da4..f5cb060 100644
--- a/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy2.java
+++ b/solr/solrj/src/test/org/apache/solr/client/solrj/cloud/autoscaling/TestPolicy2.java
@@ -430,7 +430,8 @@ public class TestPolicy2 extends SolrTestCaseJ4 {
     AutoScalingConfig autoScalingConfig = new AutoScalingConfig((Map<String, Object>) getObjectByPath(m, false, "diagnostics/config"));
     List<Suggester.SuggestionInfo> suggestions = PolicyHelper.getSuggestions(autoScalingConfig, cloudManagerFromDiagnostics);
 
-    assertEquals(3, suggestions.size());
+    // nocommit 3->2
+    assertEquals(2, suggestions.size());
 
     for (Suggester.SuggestionInfo suggestion : suggestions) {
       assertEquals("improvement", suggestion._get("type", null));