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Posted to oak-commits@jackrabbit.apache.org by al...@apache.org on 2016/04/26 17:30:14 UTC

svn commit: r1741054 - in /jackrabbit/oak/branches/1.2: ./ oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/ oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/

Author: alexparvulescu
Date: Tue Apr 26 15:30:14 2016
New Revision: 1741054

URL: http://svn.apache.org/viewvc?rev=1741054&view=rev
Log:
OAK-4099 Lucene index appear to be corrupted with compaction enabled
 - merged r1741032


Added:
    jackrabbit/oak/branches/1.2/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTrackerTest.java
      - copied unchanged from r1741032, jackrabbit/oak/trunk/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTrackerTest.java
Modified:
    jackrabbit/oak/branches/1.2/   (props changed)
    jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTracker.java
    jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/LuceneIndexProviderService.java

Propchange: jackrabbit/oak/branches/1.2/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Apr 26 15:30:14 2016
@@ -1,3 +1,3 @@
 /jackrabbit/oak/branches/1.0:1665962
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 /jackrabbit/trunk:1345480

Modified: jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTracker.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTracker.java?rev=1741054&r1=1741053&r2=1741054&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTracker.java (original)
+++ jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexTracker.java Tue Apr 26 15:30:14 2016
@@ -61,6 +61,8 @@ class IndexTracker {
 
     private volatile Map<String, IndexNode> indices = emptyMap();
 
+    private volatile boolean refresh;
+
     IndexTracker() {
         this(null);
     }
@@ -83,6 +85,17 @@ class IndexTracker {
     }
 
     synchronized void update(final NodeState root) {
+        if (refresh) {
+            this.root = root;
+            close();
+            refresh = false;
+            log.info("Refreshed the opened indexes");
+        } else {
+            diffAndUpdate(root);
+        }
+    }
+
+    private synchronized void diffAndUpdate(final NodeState root) {
         Map<String, IndexNode> original = indices;
         final Map<String, IndexNode> updates = newHashMap();
 
@@ -129,6 +142,10 @@ class IndexTracker {
         }
     }
 
+    void refresh() {
+        refresh = true;
+    }
+
     IndexNode acquireIndexNode(String path) {
         IndexNode index = indices.get(path);
         if (index != null && index.acquire()) {
@@ -177,5 +194,4 @@ class IndexTracker {
 
         return null;
     }
-
 }

Modified: jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/LuceneIndexProviderService.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/LuceneIndexProviderService.java?rev=1741054&r1=1741053&r2=1741054&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/LuceneIndexProviderService.java (original)
+++ jackrabbit/oak/branches/1.2/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/LuceneIndexProviderService.java Tue Apr 26 15:30:14 2016
@@ -35,7 +35,6 @@ import javax.management.NotCompliantMBea
 
 import com.google.common.base.Strings;
 import com.google.common.collect.Lists;
-import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.FilenameUtils;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
@@ -56,6 +55,7 @@ import org.apache.jackrabbit.oak.spi.com
 import org.apache.jackrabbit.oak.plugins.index.lucene.score.ScorerProviderFactory;
 import org.apache.jackrabbit.oak.spi.commit.BackgroundObserverMBean;
 import org.apache.jackrabbit.oak.spi.commit.Observer;
+import org.apache.jackrabbit.oak.spi.gc.GCMonitor;
 import org.apache.jackrabbit.oak.spi.query.QueryIndexProvider;
 import org.apache.jackrabbit.oak.spi.whiteboard.Registration;
 import org.apache.jackrabbit.oak.spi.whiteboard.Whiteboard;
@@ -70,6 +70,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static java.util.Collections.emptyMap;
 import static org.apache.commons.io.FileUtils.ONE_MB;
 import static org.apache.jackrabbit.oak.spi.whiteboard.WhiteboardUtils.registerMBean;
 
@@ -221,6 +222,7 @@ public class LuceneIndexProviderService
                 new LuceneIndexMBeanImpl(indexProvider.getTracker()),
                 LuceneIndexMBean.TYPE,
                 "Lucene Index statistics"));
+        registerGCMonitor(whiteboard, indexProvider.getTracker());
     }
 
     @Deactivate
@@ -467,6 +469,16 @@ public class LuceneIndexProviderService
         }
     }
 
+    private void registerGCMonitor(Whiteboard whiteboard,
+            final IndexTracker tracker) {
+        GCMonitor gcMonitor = new GCMonitor.Empty() {
+            @Override
+            public void compacted() {
+                tracker.refresh();
+            }
+        };
+        oakRegs.add(whiteboard.register(GCMonitor.class, gcMonitor, emptyMap()));
+    }
 
     protected void bindNodeAggregator(NodeAggregator aggregator) {
         this.nodeAggregator = aggregator;