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SOLR-4303: On replication, if the generation of the master is lower than the slave we need to force a full copy of the index. 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1432993 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mark Robert Miller 2013-01-14 17:08:50 +00:00
parent 00221fd947
commit 64dee0264b
2 changed files with 7 additions and 2 deletions
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3
solr/CHANGES.txt
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@ -516,6 +516,9 @@ Bug Fixes
* SOLR-4217: post.jar no longer ignores -Dparams when -Durl is used. * SOLR-4217: post.jar no longer ignores -Dparams when -Durl is used.
(Alexandre Rafalovitch, ehatcher) (Alexandre Rafalovitch, ehatcher)
* SOLR-4303: On replication, if the generation of the master is lower than the
slave we need to force a full copy of the index. (Mark Miller, Gregg Donovan)
Other Changes Other Changes
---------------------- ----------------------

4
solr/core/src/java/org/apache/solr/handler/SnapPuller.java
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@ -370,7 +370,9 @@ public class SnapPuller {
filesDownloaded = Collections.synchronizedList(new ArrayList<Map<String, Object>>()); filesDownloaded = Collections.synchronizedList(new ArrayList<Map<String, Object>>());
// if the generateion of master is older than that of the slave , it means they are not compatible to be copied // if the generateion of master is older than that of the slave , it means they are not compatible to be copied
// then a new index direcory to be created and all the files need to be copied // then a new index direcory to be created and all the files need to be copied
boolean isFullCopyNeeded = IndexDeletionPolicyWrapper.getCommitTimestamp(commit) >= latestVersion || forceReplication; boolean isFullCopyNeeded = IndexDeletionPolicyWrapper
.getCommitTimestamp(commit) >= latestVersion
|| commit.getGeneration() >= latestGeneration || forceReplication;
String tmpIdxDirName = "index." + new SimpleDateFormat(SnapShooter.DATE_FMT, Locale.ROOT).format(new Date()); String tmpIdxDirName = "index." + new SimpleDateFormat(SnapShooter.DATE_FMT, Locale.ROOT).format(new Date());
tmpIndex = createTempindexDir(core, tmpIdxDirName); tmpIndex = createTempindexDir(core, tmpIdxDirName);