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Use object equality to compare versions in IndexSettings (#18103) 

Fixes an issue where updating index metadata on a index from a version that it does not have in its static list of known versions fails.
This commit is contained in:
Yannick Welsch 2016-05-03 11:31:56 +02:00
parent 0a6f40c7f5
commit 98dba262cf
2 changed files with 10 additions and 1 deletions
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2
core/src/main/java/org/elasticsearch/index/IndexSettings.java
View File

@ -382,7 +382,7 @@ public final class IndexSettings {
*/
synchronized boolean updateIndexMetaData(IndexMetaData indexMetaData) {
final Settings newSettings = indexMetaData.getSettings();
if (Version.indexCreated(newSettings) != version) {
if (version.equals(Version.indexCreated(newSettings)) == false) {
throw new IllegalArgumentException("version mismatch on settings update expected: " + version + " but was: " + Version.indexCreated(newSettings));
}
final String newUUID = newSettings.get(IndexMetaData.SETTING_INDEX_UUID, IndexMetaData.INDEX_UUID_NA_VALUE);

9
core/src/test/java/org/elasticsearch/index/IndexSettingsTests.java
View File

@ -110,6 +110,15 @@ public class IndexSettingsTests extends ESTestCase {
assertTrue(ex.getMessage(), ex.getMessage().startsWith("version mismatch on settings update expected: "));
}
// use version number that is unknown
metaData = newIndexMeta("index", Settings.builder().put(IndexMetaData.SETTING_VERSION_CREATED, Version.fromId(999999))
.build());
settings = new IndexSettings(metaData, Settings.EMPTY);
assertEquals(Version.fromId(999999), settings.getIndexVersionCreated());
assertEquals("_na_", settings.getUUID());
settings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(IndexMetaData.SETTING_VERSION_CREATED,
Version.fromId(999999)).put("index.test.setting.int", 42).build()));
metaData = newIndexMeta("index", Settings.builder().put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT)
.put(IndexMetaData.SETTING_INDEX_UUID, "0xdeadbeef").build());
settings = new IndexSettings(metaData, Settings.EMPTY);