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Posted to oak-commits@jackrabbit.apache.org by mr...@apache.org on 2014/12/11 15:51:09 UTC
svn commit: r1644660 - in /jackrabbit/oak/branches/1.0: ./
oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java
oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java
Author: mreutegg
Date: Thu Dec 11 14:51:09 2014
New Revision: 1644660
URL: http://svn.apache.org/r1644660
Log:
OAK-2345: Diff reads too many nodes
Merged revision 1644650 and 1644654 from trunk
Modified:
jackrabbit/oak/branches/1.0/ (props changed)
jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java
jackrabbit/oak/branches/1.0/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java
Propchange: jackrabbit/oak/branches/1.0/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Thu Dec 11 14:51:09 2014
@@ -1,2 +1,2 @@
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/jackrabbit/trunk:1345480
Modified: jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java?rev=1644660&r1=1644659&r2=1644660&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java (original)
+++ jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStore.java Thu Dec 11 14:51:09 2014
@@ -1516,7 +1516,15 @@ public final class DocumentNodeStore
Revision last = lastKnownRevision.get(machineId);
if (last == null || r.compareRevisionTime(last) > 0) {
lastKnownRevision.put(machineId, r);
- externalChanges.put(r, otherSeen);
+ // OAK-2345
+ // only consider as external change if
+ // - the revision changed for the machineId
+ // or
+ // - the revision is within the time frame we remember revisions
+ if (last != null
+ || r.getTimestamp() > revisionPurgeMillis()) {
+ externalChanges.put(r, otherSeen);
+ }
}
}
@@ -1546,7 +1554,17 @@ public final class DocumentNodeStore
backgroundOperationLock.writeLock().unlock();
}
}
- revisionComparator.purge(Revision.getCurrentTimestamp() - REMEMBER_REVISION_ORDER_MILLIS);
+ revisionComparator.purge(revisionPurgeMillis());
+ }
+
+ /**
+ * Returns the time in milliseconds when revisions can be purged from the
+ * revision comparator.
+ *
+ * @return time in milliseconds.
+ */
+ private static long revisionPurgeMillis() {
+ return Revision.getCurrentTimestamp() - REMEMBER_REVISION_ORDER_MILLIS;
}
private void backgroundSplit() {
Modified: jackrabbit/oak/branches/1.0/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.0/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java?rev=1644660&r1=1644659&r2=1644660&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.0/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java (original)
+++ jackrabbit/oak/branches/1.0/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentNodeStoreTest.java Thu Dec 11 14:51:09 2014
@@ -61,12 +61,14 @@ import com.google.common.collect.Sets;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.apache.jackrabbit.oak.api.CommitFailedException.CONSTRAINT;
import static org.apache.jackrabbit.oak.plugins.document.Collection.NODES;
+import static org.apache.jackrabbit.oak.plugins.document.DocumentNodeStore.REMEMBER_REVISION_ORDER_MILLIS;
import static org.apache.jackrabbit.oak.plugins.document.NodeDocument.MODIFIED_IN_SECS;
import static org.apache.jackrabbit.oak.plugins.document.NodeDocument.MODIFIED_IN_SECS_RESOLUTION;
import static org.apache.jackrabbit.oak.plugins.document.NodeDocument.NUM_REVS_THRESHOLD;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@@ -376,7 +378,7 @@ public class DocumentNodeStoreTest {
assertEquals(1, created.getClusterId());
clock.waitUntil(System.currentTimeMillis() +
- DocumentNodeStore.REMEMBER_REVISION_ORDER_MILLIS / 2);
+ REMEMBER_REVISION_ORDER_MILLIS / 2);
NodeBuilder builder = nodeStore2.getRoot().builder();
builder.setProperty("prop", "value");
@@ -384,7 +386,7 @@ public class DocumentNodeStoreTest {
nodeStore2.runBackgroundOperations();
clock.waitUntil(System.currentTimeMillis() +
- DocumentNodeStore.REMEMBER_REVISION_ORDER_MILLIS + 1000);
+ REMEMBER_REVISION_ORDER_MILLIS + 1000);
nodeStore3.runBackgroundOperations();
doc = docStore.find(NODES, Utils.getIdFromPath("/"));
@@ -754,6 +756,41 @@ public class DocumentNodeStoreTest {
ns.dispose();
}
+ // OAK-2345
+ @Test
+ public void inactiveClusterId() throws Exception {
+ Clock clock = new Clock.Virtual();
+ clock.waitUntil(System.currentTimeMillis());
+ Revision.setClock(clock);
+ MemoryDocumentStore docStore = new MemoryDocumentStore();
+ DocumentNodeStore ns1 = new DocumentMK.Builder()
+ .setDocumentStore(docStore).setClusterId(1)
+ .setAsyncDelay(0).clock(clock).getNodeStore();
+ NodeBuilder builder = ns1.getRoot().builder();
+ builder.child("test");
+ merge(ns1, builder);
+ Revision r = ns1.getHeadRevision();
+ ns1.dispose();
+
+ // start other cluster node
+ DocumentNodeStore ns2 = new DocumentMK.Builder()
+ .setDocumentStore(docStore).setClusterId(2)
+ .setAsyncDelay(0).clock(clock).getNodeStore();
+ assertNotNull(ns2.getRevisionComparator().getRevisionSeen(r));
+ ns2.dispose();
+
+ // wait until revision is old
+ clock.waitUntil(System.currentTimeMillis()
+ + REMEMBER_REVISION_ORDER_MILLIS + 1000);
+
+ // start cluster 2 again
+ ns2 = new DocumentMK.Builder()
+ .setDocumentStore(docStore).setClusterId(2)
+ .setAsyncDelay(0).clock(clock).getNodeStore();
+ // now r is considered old and revisionSeen is null
+ assertNull(ns2.getRevisionComparator().getRevisionSeen(r));
+ ns2.dispose();
+ }
private static void merge(NodeStore store, NodeBuilder root)
throws CommitFailedException {