opendev/gerrit
Code Issues Proposed changes

Add an optional flag to force an online reindex

Browse Source 
As discussed on Gerrit ML[1] and in referenced issue, there are
situations where you may want to run an online reindex besides
the upgrade gerrit use case.  This change allows users to force an
online reindex.

[1] https://groups.google.com/d/msg/repo-discuss/pUn8fHVh58w/icsSFef2CAAJ

feature: issue 3987
Change-Id: Ie88b7effda08996f7c0f325543be703bcf09c794
This commit is contained in:
Khai Do
2016-05-21 08:59:44 -07:00
parent 9d8447b470
commit b9a5d00e15
3 changed files with 15 additions and 7 deletions
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9
gerrit-lucene/src/main/java/com/google/gerrit/lucene/LuceneVersionManager.java
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@@ -163,11 +163,11 @@ public class LuceneVersionManager implements LifecycleListener {
markNotReady(cfg, def.getName(), versions.values(), write);
int latest = write.get(0).version;
OnlineReindexer<K, V, I> reindexer = new OnlineReindexer<>(def, latest);
reindexers.put(def.getName(), reindexer);
if (onlineUpgrade && latest != search.version) {
OnlineReindexer<K, V, I> reindexer = new OnlineReindexer<>(def, latest);
synchronized (this) {
if (!reindexers.containsKey(def.getName())) {
reindexers.put(def.getName(), reindexer);
reindexer.start();
}
}
@@ -177,14 +177,15 @@ public class LuceneVersionManager implements LifecycleListener {
/**
* Start the online reindexer if the current index is not already the latest.
*
* @param force start re-index
* @return true if started, otherwise false.
* @throws ReindexerAlreadyRunningException
*/
public synchronized boolean startReindexer(String name)
public synchronized boolean startReindexer(String name, boolean force)
throws ReindexerAlreadyRunningException {
OnlineReindexer<?, ?, ?> reindexer = reindexers.get(name);
validateReindexerNotRunning(reindexer);
if (!isCurrentIndexVersionLatest(name, reindexer)) {
if (force || !isCurrentIndexVersionLatest(name, reindexer)) {
reindexer.start();
return true;
}