diff options
author | Adithya Chakilam <achakila@codeaurora.org> | 2021-11-10 13:37:47 -0800 |
---|---|---|
committer | Adithya Chakilam <achakila@codeaurora.org> | 2021-11-10 22:28:28 +0000 |
commit | 02f5982146b5fff4508cfea45723642c2470e33f (patch) | |
tree | f8cc9a5bae028b718cebd1afdcd1d5271b0d6f9f | |
parent | b7db7db732d2326413d525670e9a3d92321156d4 (diff) | |
parent | dbbb1b67667057c78b2ff4b0cb2fb498aedbf678 (diff) |
Merge branch 'stable-3.1' into stable-3.2
* stable-3.1 (29 commits):
Fix BatchMetaDataUpdate to not close passed in object reader
fixup!: Disable auto flushing during offline Lucene indexing
Add missing "--migrate-draft-to" flag on init doc
Fix buggy Index-Interactive Executor
reindex: Use thread count specified on command line
Disable auto flushing during offline Lucene indexing
Avoid creating loose objects in Schema 146
Avoid creating loose objects in schema 167
Fix schemas to use the appropriate ObjectInserter
Update schemas 115,119 to create a desired initial commit
Create initial commit in schema 146 only when necessary
Avoid creating loose objects in schemas 115 and 119
Parallelize inserts into accountPatchReviewDb in schema 127
Avoid listing repositories multiple times during schema migrations
Parallelize Schema 108
Avoid creating loose objects in Schema 154
Parallelize Schema 130 and 131
Avoid creating loose objects in Schema 144
Avoid creating loose objects in Schema 139
Avoid creating loose objects in Schema 124
...
Change-Id: If6ac780c8bd6bb34319c440ad5b6bd5476a3c281
18 files changed, 197 insertions, 45 deletions
diff --git a/Documentation/config-gerrit.txt b/Documentation/config-gerrit.txt index 0c0626e13d..b9640402d0 100644 --- a/Documentation/config-gerrit.txt +++ b/Documentation/config-gerrit.txt @@ -2979,7 +2979,7 @@ by the JVM. If set to a negative value, defaults to a direct executor. [[index.batchThreads]]index.batchThreads:: + Number of threads to use for indexing in background operations, such as -online schema upgrades, and also for offline reindexing. +online schema upgrades, and also the default for offline reindexing. + If not set or set to a zero, defaults to the number of logical CPUs as returned by the JVM. If set to a negative value, defaults to a direct executor. @@ -3182,6 +3182,11 @@ Lucene documentation,role=external,window=_blank] for further details. + Defaults to true (throttling enabled). +During offline reindexing, setting ramBufferSize greater than the size +of index (size of specific index folder under <site_dir>/index) and +maxBufferedDocs as -1 avoids unnecessary flushes and triggers only a +single flush at the end of the process. + Sample Lucene index configuration: ---- [index] diff --git a/Documentation/pgm-reindex.txt b/Documentation/pgm-reindex.txt index 5167277b8e..5392564df3 100644 --- a/Documentation/pgm-reindex.txt +++ b/Documentation/pgm-reindex.txt @@ -20,7 +20,8 @@ Rebuilds the secondary index. == OPTIONS --threads:: - Number of threads to use for indexing. + Number of threads to use for indexing. Default is + link:config-gerrit.html#index.batchThreads[index.batchThreads] --changes-schema-version:: Schema version to reindex; default is most recent version. diff --git a/java/com/google/gerrit/acceptance/GerritServer.java b/java/com/google/gerrit/acceptance/GerritServer.java index 986f549789..5369e36055 100644 --- a/java/com/google/gerrit/acceptance/GerritServer.java +++ b/java/com/google/gerrit/acceptance/GerritServer.java @@ -45,6 +45,7 @@ import com.google.gerrit.server.config.GerritRuntime; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.config.SitePath; import com.google.gerrit.server.git.receive.AsyncReceiveCommits; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.schema.JdbcAccountPatchReviewStore; import com.google.gerrit.server.ssh.NoSshModule; import com.google.gerrit.server.util.ReplicaUtil; @@ -419,7 +420,8 @@ public class GerritServer implements AutoCloseable { "accountPatchReviewDb", null, "url", JdbcAccountPatchReviewStore.TEST_IN_MEMORY_URL); daemon.setEnableHttpd(desc.httpd()); daemon.setLuceneModule( - LuceneIndexModule.singleVersionAllLatest(0, ReplicaUtil.isReplica(baseConfig))); + LuceneIndexModule.singleVersionAllLatest( + 0, ReplicaUtil.isReplica(baseConfig), AutoFlush.ENABLED)); daemon.setDatabaseForTesting( ImmutableList.of( new InMemoryTestingDatabaseModule(cfg, site, inMemoryRepoManager), diff --git a/java/com/google/gerrit/httpd/init/WebAppInitializer.java b/java/com/google/gerrit/httpd/init/WebAppInitializer.java index 05992d4b40..03a244b081 100644 --- a/java/com/google/gerrit/httpd/init/WebAppInitializer.java +++ b/java/com/google/gerrit/httpd/init/WebAppInitializer.java @@ -76,6 +76,7 @@ import com.google.gerrit.server.git.GitRepositoryManagerModule; import com.google.gerrit.server.git.SearchingChangeCacheImpl; import com.google.gerrit.server.git.SystemReaderInstaller; import com.google.gerrit.server.git.WorkQueue; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexModule; import com.google.gerrit.server.index.OnlineUpgrader; import com.google.gerrit.server.index.VersionManager; @@ -353,7 +354,7 @@ public class WebAppInitializer extends GuiceServletContextListener implements Fi private Module createIndexModule() { if (indexType.isLucene()) { - return LuceneIndexModule.latestVersion(false); + return LuceneIndexModule.latestVersion(false, AutoFlush.ENABLED); } else if (indexType.isElasticsearch()) { return ElasticIndexModule.latestVersion(false); } else { diff --git a/java/com/google/gerrit/lucene/AbstractLuceneIndex.java b/java/com/google/gerrit/lucene/AbstractLuceneIndex.java index 5392ab464a..4e76d9b776 100644 --- a/java/com/google/gerrit/lucene/AbstractLuceneIndex.java +++ b/java/com/google/gerrit/lucene/AbstractLuceneIndex.java @@ -44,6 +44,7 @@ import com.google.gerrit.index.query.FieldBundle; import com.google.gerrit.index.query.ListResultSet; import com.google.gerrit.index.query.ResultSet; import com.google.gerrit.server.config.SitePaths; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexUtils; import com.google.gerrit.server.logging.LoggingContextAwareExecutorService; import com.google.gerrit.server.logging.LoggingContextAwareScheduledExecutorService; @@ -105,6 +106,7 @@ public abstract class AbstractLuceneIndex<K, V> implements Index<K, V> { private final ReferenceManager<IndexSearcher> searcherManager; private final ControlledRealTimeReopenThread<IndexSearcher> reopenThread; private final Set<NrtFuture> notDoneNrtFutures; + private final AutoFlush autoFlush; private ScheduledExecutorService autoCommitExecutor; AbstractLuceneIndex( @@ -115,13 +117,15 @@ public abstract class AbstractLuceneIndex<K, V> implements Index<K, V> { ImmutableSet<String> skipFields, String subIndex, GerritIndexWriterConfig writerConfig, - SearcherFactory searcherFactory) + SearcherFactory searcherFactory, + AutoFlush autoFlush) throws IOException { this.schema = schema; this.sitePaths = sitePaths; this.dir = dir; this.name = name; this.skipFields = skipFields; + this.autoFlush = autoFlush; String index = Joiner.on('_').skipNulls().join(name, subIndex); long commitPeriod = writerConfig.getCommitWithinMs(); @@ -215,7 +219,9 @@ public abstract class AbstractLuceneIndex<K, V> implements Index<K, V> { } }); - reopenThread.start(); + if (autoFlush.equals(AutoFlush.ENABLED)) { + reopenThread.start(); + } } @Override @@ -484,6 +490,9 @@ public abstract class AbstractLuceneIndex<K, V> implements Index<K, V> { } private boolean isGenAvailableNowForCurrentSearcher() { + if (autoFlush.equals(AutoFlush.DISABLED)) { + return true; + } try { return reopenThread.waitForGeneration(gen, 0); } catch (InterruptedException e) { diff --git a/java/com/google/gerrit/lucene/ChangeSubIndex.java b/java/com/google/gerrit/lucene/ChangeSubIndex.java index e51a91a7e6..60edcabea2 100644 --- a/java/com/google/gerrit/lucene/ChangeSubIndex.java +++ b/java/com/google/gerrit/lucene/ChangeSubIndex.java @@ -31,6 +31,7 @@ import com.google.gerrit.index.query.FieldBundle; import com.google.gerrit.index.query.Predicate; import com.google.gerrit.index.query.QueryParseException; import com.google.gerrit.server.config.SitePaths; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.change.ChangeField; import com.google.gerrit.server.index.change.ChangeIndex; import com.google.gerrit.server.query.change.ChangeData; @@ -51,7 +52,8 @@ public class ChangeSubIndex extends AbstractLuceneIndex<Change.Id, ChangeData> Path path, ImmutableSet<String> skipFields, GerritIndexWriterConfig writerConfig, - SearcherFactory searcherFactory) + SearcherFactory searcherFactory, + AutoFlush autoFlush) throws IOException { this( schema, @@ -60,7 +62,8 @@ public class ChangeSubIndex extends AbstractLuceneIndex<Change.Id, ChangeData> path.getFileName().toString(), skipFields, writerConfig, - searcherFactory); + searcherFactory, + autoFlush); } ChangeSubIndex( @@ -70,9 +73,19 @@ public class ChangeSubIndex extends AbstractLuceneIndex<Change.Id, ChangeData> String subIndex, ImmutableSet<String> skipFields, GerritIndexWriterConfig writerConfig, - SearcherFactory searcherFactory) + SearcherFactory searcherFactory, + AutoFlush autoFlush) throws IOException { - super(schema, sitePaths, dir, NAME, skipFields, subIndex, writerConfig, searcherFactory); + super( + schema, + sitePaths, + dir, + NAME, + skipFields, + subIndex, + writerConfig, + searcherFactory, + autoFlush); } @Override diff --git a/java/com/google/gerrit/lucene/LuceneAccountIndex.java b/java/com/google/gerrit/lucene/LuceneAccountIndex.java index 242cffdbb0..95c6f18e17 100644 --- a/java/com/google/gerrit/lucene/LuceneAccountIndex.java +++ b/java/com/google/gerrit/lucene/LuceneAccountIndex.java @@ -34,6 +34,7 @@ import com.google.gerrit.server.account.AccountCache; import com.google.gerrit.server.account.AccountState; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.config.SitePaths; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexUtils; import com.google.gerrit.server.index.account.AccountIndex; import com.google.inject.Inject; @@ -94,7 +95,8 @@ public class LuceneAccountIndex extends AbstractLuceneIndex<Account.Id, AccountS @GerritServerConfig Config cfg, SitePaths sitePaths, Provider<AccountCache> accountCache, - @Assisted Schema<AccountState> schema) + @Assisted Schema<AccountState> schema, + AutoFlush autoFlush) throws IOException { super( schema, @@ -104,7 +106,8 @@ public class LuceneAccountIndex extends AbstractLuceneIndex<Account.Id, AccountS ImmutableSet.of(), null, new GerritIndexWriterConfig(cfg, ACCOUNTS), - new SearcherFactory()); + new SearcherFactory(), + autoFlush); this.accountCache = accountCache; indexWriterConfig = new GerritIndexWriterConfig(cfg, ACCOUNTS); diff --git a/java/com/google/gerrit/lucene/LuceneChangeIndex.java b/java/com/google/gerrit/lucene/LuceneChangeIndex.java index bf1a16645f..286815e8c3 100644 --- a/java/com/google/gerrit/lucene/LuceneChangeIndex.java +++ b/java/com/google/gerrit/lucene/LuceneChangeIndex.java @@ -59,6 +59,7 @@ import com.google.gerrit.server.StarredChangesUtil; import com.google.gerrit.server.change.MergeabilityComputationBehavior; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.config.SitePaths; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexExecutor; import com.google.gerrit.server.index.IndexUtils; import com.google.gerrit.server.index.change.ChangeField; @@ -179,7 +180,8 @@ public class LuceneChangeIndex implements ChangeIndex { SitePaths sitePaths, @IndexExecutor(INTERACTIVE) ListeningExecutorService executor, ChangeData.Factory changeDataFactory, - @Assisted Schema<ChangeData> schema) + @Assisted Schema<ChangeData> schema, + AutoFlush autoFlush) throws IOException { this.executor = executor; this.changeDataFactory = changeDataFactory; @@ -204,7 +206,8 @@ public class LuceneChangeIndex implements ChangeIndex { "ramOpen", skipFields, openConfig, - searcherFactory); + searcherFactory, + autoFlush); closedIndex = new ChangeSubIndex( schema, @@ -213,7 +216,8 @@ public class LuceneChangeIndex implements ChangeIndex { "ramClosed", skipFields, closedConfig, - searcherFactory); + searcherFactory, + autoFlush); } else { Path dir = LuceneVersionManager.getDir(sitePaths, CHANGES, schema); openIndex = @@ -223,7 +227,8 @@ public class LuceneChangeIndex implements ChangeIndex { dir.resolve(CHANGES_OPEN), skipFields, openConfig, - searcherFactory); + searcherFactory, + autoFlush); closedIndex = new ChangeSubIndex( schema, @@ -231,7 +236,8 @@ public class LuceneChangeIndex implements ChangeIndex { dir.resolve(CHANGES_CLOSED), skipFields, closedConfig, - searcherFactory); + searcherFactory, + autoFlush); } idField = this.schema.useLegacyNumericFields() ? LEGACY_ID : LEGACY_ID_STR; diff --git a/java/com/google/gerrit/lucene/LuceneGroupIndex.java b/java/com/google/gerrit/lucene/LuceneGroupIndex.java index 3d1d471768..b61d0fb14b 100644 --- a/java/com/google/gerrit/lucene/LuceneGroupIndex.java +++ b/java/com/google/gerrit/lucene/LuceneGroupIndex.java @@ -31,6 +31,7 @@ import com.google.gerrit.server.account.GroupCache; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.config.SitePaths; import com.google.gerrit.server.group.InternalGroup; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexUtils; import com.google.gerrit.server.index.group.GroupIndex; import com.google.inject.Inject; @@ -84,7 +85,8 @@ public class LuceneGroupIndex extends AbstractLuceneIndex<AccountGroup.UUID, Int @GerritServerConfig Config cfg, SitePaths sitePaths, Provider<GroupCache> groupCache, - @Assisted Schema<InternalGroup> schema) + @Assisted Schema<InternalGroup> schema, + AutoFlush autoFlush) throws IOException { super( schema, @@ -94,7 +96,8 @@ public class LuceneGroupIndex extends AbstractLuceneIndex<AccountGroup.UUID, Int ImmutableSet.of(), null, new GerritIndexWriterConfig(cfg, GROUPS), - new SearcherFactory()); + new SearcherFactory(), + autoFlush); this.groupCache = groupCache; indexWriterConfig = new GerritIndexWriterConfig(cfg, GROUPS); diff --git a/java/com/google/gerrit/lucene/LuceneIndexModule.java b/java/com/google/gerrit/lucene/LuceneIndexModule.java index 302a2da851..16fd87f5bc 100644 --- a/java/com/google/gerrit/lucene/LuceneIndexModule.java +++ b/java/com/google/gerrit/lucene/LuceneIndexModule.java @@ -14,11 +14,13 @@ package com.google.gerrit.lucene; +import com.google.common.annotations.VisibleForTesting; import com.google.common.collect.ImmutableMap; import com.google.gerrit.index.IndexConfig; import com.google.gerrit.index.project.ProjectIndex; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.index.AbstractIndexModule; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.VersionManager; import com.google.gerrit.server.index.account.AccountIndex; import com.google.gerrit.server.index.change.ChangeIndex; @@ -28,25 +30,42 @@ import org.apache.lucene.search.BooleanQuery; import org.eclipse.jgit.lib.Config; public class LuceneIndexModule extends AbstractIndexModule { - public static LuceneIndexModule singleVersionAllLatest(int threads, boolean slave) { - return new LuceneIndexModule(ImmutableMap.of(), threads, slave); + private final AutoFlush autoFlush; + + public static LuceneIndexModule singleVersionAllLatest( + int threads, boolean slave, AutoFlush autoFlush) { + return new LuceneIndexModule(ImmutableMap.of(), threads, slave, autoFlush); } + @VisibleForTesting public static LuceneIndexModule singleVersionWithExplicitVersions( Map<String, Integer> versions, int threads, boolean slave) { - return new LuceneIndexModule(versions, threads, slave); + return new LuceneIndexModule(versions, threads, slave, AutoFlush.ENABLED); + } + + public static LuceneIndexModule singleVersionWithExplicitVersions( + Map<String, Integer> versions, int threads, boolean slave, AutoFlush autoFlush) { + return new LuceneIndexModule(versions, threads, slave, autoFlush); } - public static LuceneIndexModule latestVersion(boolean slave) { - return new LuceneIndexModule(null, 0, slave); + public static LuceneIndexModule latestVersion(boolean slave, AutoFlush autoFlush) { + return new LuceneIndexModule(null, 0, slave, autoFlush); } static boolean isInMemoryTest(Config cfg) { return cfg.getBoolean("index", "lucene", "testInmemory", false); } - private LuceneIndexModule(Map<String, Integer> singleVersions, int threads, boolean slave) { + private LuceneIndexModule( + Map<String, Integer> singleVersions, int threads, boolean slave, AutoFlush autoFlush) { super(singleVersions, threads, slave); + this.autoFlush = autoFlush; + } + + @Override + protected void configure() { + super.configure(); + bind(AutoFlush.class).toInstance(autoFlush); } @Override diff --git a/java/com/google/gerrit/lucene/LuceneProjectIndex.java b/java/com/google/gerrit/lucene/LuceneProjectIndex.java index 2a418ca17b..ef6e0fdd35 100644 --- a/java/com/google/gerrit/lucene/LuceneProjectIndex.java +++ b/java/com/google/gerrit/lucene/LuceneProjectIndex.java @@ -31,6 +31,7 @@ import com.google.gerrit.index.query.Predicate; import com.google.gerrit.index.query.QueryParseException; import com.google.gerrit.server.config.GerritServerConfig; import com.google.gerrit.server.config.SitePaths; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexUtils; import com.google.gerrit.server.project.ProjectCache; import com.google.gerrit.server.project.ProjectState; @@ -84,7 +85,8 @@ public class LuceneProjectIndex extends AbstractLuceneIndex<Project.NameKey, Pro @GerritServerConfig Config cfg, SitePaths sitePaths, Provider<ProjectCache> projectCache, - @Assisted Schema<ProjectData> schema) + @Assisted Schema<ProjectData> schema, + AutoFlush autoFlush) throws IOException { super( schema, @@ -94,7 +96,8 @@ public class LuceneProjectIndex extends AbstractLuceneIndex<Project.NameKey, Pro ImmutableSet.of(), null, new GerritIndexWriterConfig(cfg, PROJECTS), - new SearcherFactory()); + new SearcherFactory(), + autoFlush); this.projectCache = projectCache; indexWriterConfig = new GerritIndexWriterConfig(cfg, PROJECTS); diff --git a/java/com/google/gerrit/pgm/Daemon.java b/java/com/google/gerrit/pgm/Daemon.java index 0eaf75dcac..692e2e0d35 100644 --- a/java/com/google/gerrit/pgm/Daemon.java +++ b/java/com/google/gerrit/pgm/Daemon.java @@ -84,6 +84,7 @@ import com.google.gerrit.server.git.GarbageCollectionModule; import com.google.gerrit.server.git.SearchingChangeCacheImpl; import com.google.gerrit.server.git.WorkQueue; import com.google.gerrit.server.group.PeriodicGroupIndexer; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexModule; import com.google.gerrit.server.index.OnlineUpgrader; import com.google.gerrit.server.index.VersionManager; @@ -513,7 +514,7 @@ public class Daemon extends SiteProgram { return luceneModule; } if (indexType.isLucene()) { - return LuceneIndexModule.latestVersion(replica); + return LuceneIndexModule.latestVersion(replica, AutoFlush.ENABLED); } if (indexType.isElasticsearch()) { return ElasticIndexModule.latestVersion(replica); diff --git a/java/com/google/gerrit/pgm/Reindex.java b/java/com/google/gerrit/pgm/Reindex.java index 966801f382..923406ea1a 100644 --- a/java/com/google/gerrit/pgm/Reindex.java +++ b/java/com/google/gerrit/pgm/Reindex.java @@ -31,6 +31,7 @@ import com.google.gerrit.pgm.util.BatchProgramModule; import com.google.gerrit.pgm.util.SiteProgram; import com.google.gerrit.server.change.ChangeResource; import com.google.gerrit.server.config.GerritServerConfig; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.IndexModule; import com.google.gerrit.server.index.change.ChangeSchemaDefinitions; import com.google.gerrit.server.plugins.PluginGuiceEnvironment; @@ -52,8 +53,10 @@ import org.eclipse.jgit.util.io.NullOutputStream; import org.kohsuke.args4j.Option; public class Reindex extends SiteProgram { - @Option(name = "--threads", usage = "Number of threads to use for indexing") - private int threads = Runtime.getRuntime().availableProcessors(); + @Option( + name = "--threads", + usage = "Number of threads to use for indexing. Default is index.batchThreads from config.") + private int threads = 0; @Option( name = "--changes-schema-version", @@ -150,7 +153,9 @@ public class Reindex extends SiteProgram { Module indexModule; IndexType indexType = IndexModule.getIndexType(dbInjector); if (indexType.isLucene()) { - indexModule = LuceneIndexModule.singleVersionWithExplicitVersions(versions, threads, replica); + indexModule = + LuceneIndexModule.singleVersionWithExplicitVersions( + versions, threads, replica, AutoFlush.DISABLED); } else if (indexType.isElasticsearch()) { indexModule = ElasticIndexModule.singleVersionWithExplicitVersions(versions, threads, replica); diff --git a/java/com/google/gerrit/pgm/init/index/lucene/LuceneIndexModuleOnInit.java b/java/com/google/gerrit/pgm/init/index/lucene/LuceneIndexModuleOnInit.java index 12a44dc535..54618a19e5 100644 --- a/java/com/google/gerrit/pgm/init/index/lucene/LuceneIndexModuleOnInit.java +++ b/java/com/google/gerrit/pgm/init/index/lucene/LuceneIndexModuleOnInit.java @@ -17,6 +17,7 @@ package com.google.gerrit.pgm.init.index.lucene; import com.google.gerrit.lucene.LuceneAccountIndex; import com.google.gerrit.lucene.LuceneGroupIndex; import com.google.gerrit.pgm.init.index.IndexModuleOnInit; +import com.google.gerrit.server.index.AutoFlush; import com.google.gerrit.server.index.account.AccountIndex; import com.google.gerrit.server.index.group.GroupIndex; import com.google.inject.AbstractModule; @@ -36,5 +37,7 @@ public class LuceneIndexModuleOnInit extends AbstractModule { .build(GroupIndex.Factory.class)); install(new IndexModuleOnInit()); + + bind(AutoFlush.class).toInstance(AutoFlush.DISABLED); } } diff --git a/java/com/google/gerrit/server/git/meta/VersionedMetaData.java b/java/com/google/gerrit/server/git/meta/VersionedMetaData.java index feb038aa9e..c0f11f9830 100644 --- a/java/com/google/gerrit/server/git/meta/VersionedMetaData.java +++ b/java/com/google/gerrit/server/git/meta/VersionedMetaData.java @@ -217,6 +217,27 @@ public abstract class VersionedMetaData { } /** + * Update this metadata branch, recording a new commit on its reference. This method mutates its + * receiver. + * + * @param update helper information to define the update that will occur. + * @param objInserter Shared object inserter. + * @param objReader Shared object reader. + * @param revWalk Shared rev walk. + * @return the commit that was created + * @throws IOException if there is a storage problem and the update cannot be executed as + * requested or if it failed because of a concurrent update to the same reference + */ + public RevCommit commit( + MetaDataUpdate update, ObjectInserter objInserter, ObjectReader objReader, RevWalk revWalk) + throws IOException { + try (BatchMetaDataUpdate batch = openUpdate(update, objInserter, objReader, revWalk)) { + batch.write(update.getCommitBuilder()); + return batch.commit(); + } + } + + /** * Creates a new commit and a new ref based on this commit. This method mutates its receiver. * * @param update helper information to define the update that will occur. @@ -263,11 +284,39 @@ public abstract class VersionedMetaData { * @throws IOException if the update failed. */ public BatchMetaDataUpdate openUpdate(MetaDataUpdate update) throws IOException { + return openUpdate(update, null, null, null); + } + + /** + * Open a batch of updates to the same metadata ref. + * + * <p>This allows making multiple commits to a single metadata ref, at the end of which is a + * single ref update. For batching together updates to multiple refs (each consisting of one or + * more commits against their respective refs), create the {@link MetaDataUpdate} with a {@link + * BatchRefUpdate}. + * + * <p>A ref update produced by this {@link BatchMetaDataUpdate} is only committed if there is no + * associated {@link BatchRefUpdate}. As a result, the configured ref updated event is not fired + * if there is an associated batch. + * + * <p>If object inserter, reader and revwalk are provided, then the updates are not flushed, + * allowing callers the flexibility to flush only once after several updates. + * + * @param update helper info about the update. + * @param objInserter Shared object inserter. + * @param objReader Shared object reader. + * @param revWalk Shared rev walk. + * @throws IOException if the update failed. + */ + public BatchMetaDataUpdate openUpdate( + MetaDataUpdate update, ObjectInserter objInserter, ObjectReader objReader, RevWalk revWalk) + throws IOException { final Repository db = update.getRepository(); - inserter = db.newObjectInserter(); - reader = inserter.newReader(); - final RevWalk rw = new RevWalk(reader); + inserter = objInserter == null ? db.newObjectInserter() : objInserter; + reader = objReader == null ? inserter.newReader() : objReader; + final RevWalk rw = revWalk == null ? new RevWalk(reader) : revWalk; + final RevTree tree = revision != null ? rw.parseTree(revision) : null; newTree = readTree(tree); return new BatchMetaDataUpdate() { @@ -380,12 +429,12 @@ public abstract class VersionedMetaData { newTree = null; rw.close(); - if (inserter != null) { + if (objInserter == null && inserter != null) { inserter.close(); inserter = null; } - if (reader != null) { + if (objReader == null && reader != null) { reader.close(); reader = null; } @@ -396,7 +445,9 @@ public abstract class VersionedMetaData { BatchRefUpdate bru = update.getBatch(); if (bru != null) { bru.addCommand(new ReceiveCommand(oldId.toObjectId(), newId.toObjectId(), refName)); - inserter.flush(); + if (objInserter == null) { + inserter.flush(); + } revision = rw.parseCommit(newId); return revision; } diff --git a/java/com/google/gerrit/server/index/AutoFlush.java b/java/com/google/gerrit/server/index/AutoFlush.java new file mode 100644 index 0000000000..3d131105dd --- /dev/null +++ b/java/com/google/gerrit/server/index/AutoFlush.java @@ -0,0 +1,20 @@ +// Copyright (C) 2021 The Android Open Source Project +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package com.google.gerrit.server.index; + +public enum AutoFlush { + ENABLED, + DISABLED +} diff --git a/java/com/google/gerrit/server/index/IndexModule.java b/java/com/google/gerrit/server/index/IndexModule.java index 6db00f5a4b..17665c0903 100644 --- a/java/com/google/gerrit/server/index/IndexModule.java +++ b/java/com/google/gerrit/server/index/IndexModule.java @@ -208,13 +208,14 @@ public class IndexModule extends LifecycleModule { return interactiveExecutor; } int threads = this.threads; - if (threads < 0) { - return MoreExecutors.newDirectExecutorService(); - } else if (threads == 0) { + if (threads == 0) { threads = config.getInt( "index", null, "threads", Runtime.getRuntime().availableProcessors() / 2 + 1); } + if (threads < 0) { + return MoreExecutors.newDirectExecutorService(); + } return MoreExecutors.listeningDecorator( workQueue.createQueue(threads, "Index-Interactive", true)); } @@ -227,11 +228,13 @@ public class IndexModule extends LifecycleModule { if (batchExecutor != null) { return batchExecutor; } - int threads = config.getInt("index", null, "batchThreads", 0); + int threads = this.threads; + if (threads == 0) { + threads = + config.getInt("index", null, "batchThreads", Runtime.getRuntime().availableProcessors()); + } if (threads < 0) { return MoreExecutors.newDirectExecutorService(); - } else if (threads == 0) { - threads = Runtime.getRuntime().availableProcessors(); } return MoreExecutors.listeningDecorator(workQueue.createQueue(threads, "Index-Batch", true)); } diff --git a/java/com/google/gerrit/server/mail/send/OutgoingEmail.java b/java/com/google/gerrit/server/mail/send/OutgoingEmail.java index b35bbecfa4..8c56469708 100644 --- a/java/com/google/gerrit/server/mail/send/OutgoingEmail.java +++ b/java/com/google/gerrit/server/mail/send/OutgoingEmail.java @@ -404,9 +404,13 @@ public abstract class OutgoingEmail { * username. If no username is set, this function returns null. * * @param accountId user to fetch. - * @return name/email of account, username, or null if unset. + * @return name/email of account, username, or null if unset or the accountId is null. */ - protected String getUserNameEmailFor(Account.Id accountId) { + protected String getUserNameEmailFor(@Nullable Account.Id accountId) { + if (accountId == null) { + return null; + } + Optional<AccountState> accountState = args.accountCache.get(accountId); if (!accountState.isPresent()) { return null; |