opendev/gerrit
Code Issues Proposed changes

Merge "Remove GitRepositoryManager#openMetadataRepository"

Browse Source
This commit is contained in:
Dave Borowitz
2016-04-11 15:36:56 +00:00
committed by Gerrit Code Review
parent b50cd86eff 5c0f0825a3
commit 78cb56c393
19 changed files with 36 additions and 107 deletions
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6
gerrit-server/src/main/java/com/google/gerrit/server/PatchLineCommentsUtil.java
View File

@@ -311,7 +311,7 @@ public class PatchLineCommentsUtil {
public void deleteAllDraftsFromAllUsers(Change.Id changeId)
throws IOException {
try (Repository repo = repoManager.openMetadataRepository(allUsers);
try (Repository repo = repoManager.openRepository(allUsers);
RevWalk rw = new RevWalk(repo)) {
BatchRefUpdate bru = repo.getRefDatabase().newBatchUpdate();
for (Ref ref : getDraftRefs(repo, changeId).values()) {
@@ -373,7 +373,7 @@ public class PatchLineCommentsUtil {
}
private Set<String> getRefNamesAllUsers(String prefix) throws OrmException {
try (Repository repo = repoManager.openMetadataRepository(allUsers)) {
try (Repository repo = repoManager.openRepository(allUsers)) {
RefDatabase refDb = repo.getRefDatabase();
return refDb.getRefs(prefix).keySet();
} catch (IOException e) {
@@ -383,7 +383,7 @@ public class PatchLineCommentsUtil {
public Map<String, Ref> getDraftRefs(Change.Id changeId)
throws OrmException {
try (Repository repo = repoManager.openMetadataRepository(allUsers)) {
try (Repository repo = repoManager.openRepository(allUsers)) {
return getDraftRefs(repo, changeId);
} catch (IOException e) {
throw new OrmException(e);

8
gerrit-server/src/main/java/com/google/gerrit/server/StarredChangesUtil.java
View File

@@ -87,7 +87,7 @@ public class StarredChangesUtil {
if (!migration.writeAccounts()) {
return;
}
try (Repository repo = repoManager.openMetadataRepository(allUsers);
try (Repository repo = repoManager.openRepository(allUsers);
RevWalk rw = new RevWalk(repo)) {
RefUpdate u = repo.updateRef(
RefNames.refsStarredChanges(accountId, changeId));
@@ -136,7 +136,7 @@ public class StarredChangesUtil {
if (!migration.writeAccounts()) {
return;
}
try (Repository repo = repoManager.openMetadataRepository(allUsers);
try (Repository repo = repoManager.openRepository(allUsers);
RevWalk rw = new RevWalk(repo)) {
RefUpdate u = repo.updateRef(
RefNames.refsStarredChanges(accountId, changeId));
@@ -174,7 +174,7 @@ public class StarredChangesUtil {
if (!migration.writeAccounts()) {
return;
}
try (Repository repo = repoManager.openMetadataRepository(allUsers);
try (Repository repo = repoManager.openRepository(allUsers);
RevWalk rw = new RevWalk(repo)) {
BatchRefUpdate batchUpdate = repo.getRefDatabase().newBatchUpdate();
batchUpdate.setAllowNonFastForwards(true);
@@ -251,7 +251,7 @@ public class StarredChangesUtil {
}
private Set<String> getRefNames(String prefix) throws OrmException {
try (Repository repo = repoManager.openMetadataRepository(allUsers)) {
try (Repository repo = repoManager.openRepository(allUsers)) {
RefDatabase refDb = repo.getRefDatabase();
return refDb.getRefs(prefix).keySet();
} catch (IOException e) {

20
gerrit-server/src/main/java/com/google/gerrit/server/git/GitRepositoryManager.java
View File

@@ -46,9 +46,6 @@ public interface GitRepositoryManager {
/**
* Create (and open) a repository by name.
* <p>
* If the implementation supports separate metadata repositories, this method
* must also create the metadata repository, but does not open it.
*
* @param name the repository name, relative to the base directory.
* @return the cached Repository instance. Caller must call {@code close()}
@@ -62,23 +59,6 @@ public interface GitRepositoryManager {
throws RepositoryCaseMismatchException, RepositoryNotFoundException,
IOException;
/**
* Open the repository storing metadata for the given project.
* <p>
* This includes any project-specific metadata <em>except</em> what is stored
* in {@code refs/meta/config}. Implementations may choose to store all
* metadata in the original project.
*
* @param name the base project name name.
* @return the cached metadata Repository instance. Caller must call
* {@code close()} when done to decrement the resource handle.
* @throws RepositoryNotFoundException the name does not denote an existing
* repository.
* @throws IOException the name cannot be read as a repository.
*/
Repository openMetadataRepository(Project.NameKey name)
throws RepositoryNotFoundException, IOException;
/** @return set of all known projects, sorted by natural NameKey order. */
SortedSet<Project.NameKey> list();

33
gerrit-server/src/main/java/com/google/gerrit/server/git/LocalDiskRepositoryManager.java
View File

@@ -14,16 +14,12 @@
package com.google.gerrit.server.git;
import static com.google.common.base.Preconditions.checkState;
import com.google.common.base.MoreObjects;
import com.google.gerrit.extensions.events.LifecycleListener;
import com.google.gerrit.lifecycle.LifecycleModule;
import com.google.gerrit.reviewdb.client.Project;
import com.google.gerrit.reviewdb.client.RefNames;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.config.SitePaths;
import com.google.gerrit.server.notedb.NotesMigration;
import com.google.inject.Inject;
import com.google.inject.Singleton;
@@ -124,23 +120,17 @@ public class LocalDiskRepositoryManager implements GitRepositoryManager,
}
private final Path basePath;
private final NotesMigration notesMigration;
private final Path noteDbPath;
private final Lock namesUpdateLock;
private volatile SortedSet<Project.NameKey> names = new TreeSet<>();
@Inject
LocalDiskRepositoryManager(SitePaths site,
@GerritServerConfig Config cfg,
NotesMigration notesMigration) {
this.notesMigration = notesMigration;
@GerritServerConfig Config cfg) {
basePath = site.resolve(cfg.getString("gerrit", null, "basePath"));
if (basePath == null) {
throw new IllegalStateException("gerrit.basePath must be configured");
}
noteDbPath = site.resolve(MoreObjects.firstNonNull(
cfg.getString("gerrit", null, "noteDbPath"), "notedb"));
namesUpdateLock = new ReentrantLock(true /* fair */);
}
@@ -213,15 +203,7 @@ public class LocalDiskRepositoryManager implements GitRepositoryManager,
@Override
public Repository createRepository(Project.NameKey name)
throws RepositoryNotFoundException, RepositoryCaseMismatchException {
Repository repo = createRepository(getBasePath(name), name);
if (notesMigration.writeChanges() && !noteDbPath.equals(basePath)) {
createRepository(noteDbPath, name);
}
return repo;
}
private Repository createRepository(Path path, Project.NameKey name)
throws RepositoryNotFoundException, RepositoryCaseMismatchException {
Path path = getBasePath(name);
if (isUnreasonableName(name)) {
throw new RepositoryNotFoundException("Invalid name: " + name);
}
@@ -276,17 +258,6 @@ public class LocalDiskRepositoryManager implements GitRepositoryManager,
}
}
@Override
public Repository openMetadataRepository(Project.NameKey name)
throws RepositoryNotFoundException, IOException {
checkState(notesMigration.readChanges(), "NoteDb disabled");
try {
return openRepository(noteDbPath, name);
} catch (RepositoryNotFoundException e) {
return createRepository(noteDbPath, name);
}
}
private void onCreateProject(final Project.NameKey newProjectName) {
namesUpdateLock.lock();
try {

4
gerrit-server/src/main/java/com/google/gerrit/server/git/MultiBaseLocalDiskRepositoryManager.java
View File

@@ -21,7 +21,6 @@ import com.google.gerrit.reviewdb.client.Project.NameKey;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.config.RepositoryConfig;
import com.google.gerrit.server.config.SitePaths;
import com.google.gerrit.server.notedb.NotesMigration;
import com.google.inject.Inject;
import org.eclipse.jgit.lib.Config;
@@ -48,9 +47,8 @@ public class MultiBaseLocalDiskRepositoryManager extends
@Inject
MultiBaseLocalDiskRepositoryManager(SitePaths site,
@GerritServerConfig Config cfg,
NotesMigration notesMigration,
RepositoryConfig config) {
super(site, cfg, notesMigration);
super(site, cfg);
this.config = config;
for (Path alternateBasePath : config.getAllBasePaths()) {

6
gerrit-server/src/main/java/com/google/gerrit/server/notedb/AbstractChangeNotes.java
View File

@@ -125,8 +125,7 @@ public abstract class AbstractChangeNotes<T> {
return self();
}
try (Timer1.Context timer = args.metrics.readLatency.start(CHANGES);
Repository repo =
args.repoManager.openMetadataRepository(getProjectName());
Repository repo = args.repoManager.openRepository(getProjectName());
LoadHandle handle = openHandle(repo)) {
revision = handle.id();
onLoad(handle);
@@ -155,8 +154,7 @@ public abstract class AbstractChangeNotes<T> {
} else if (!args.migration.enabled()) {
return null;
}
try (Repository repo =
args.repoManager.openMetadataRepository(getProjectName())) {
try (Repository repo = args.repoManager.openRepository(getProjectName())) {
Ref ref = repo.getRefDatabase().exactRef(getRefName());
return ref != null ? ref.getObjectId() : null;
} catch (IOException e) {

2
gerrit-server/src/main/java/com/google/gerrit/server/notedb/ChangeNotesParser.java
View File

@@ -134,7 +134,7 @@ class ChangeNotesParser implements AutoCloseable {
this.id = changeId;
this.tip = tip;
this.walk = walk;
this.repo = repoManager.openMetadataRepository(project);
this.repo = repoManager.openRepository(project);
this.noteUtil = noteUtil;
this.metrics = metrics;
approvals = Maps.newHashMap();

16
gerrit-server/src/main/java/com/google/gerrit/server/notedb/NoteDbUpdateManager.java
View File

@@ -55,8 +55,8 @@ import java.util.Set;
/**
* Object to manage a single sequence of updates to NoteDb.
* <p>
* Instances are one-time-use. Handles updating both the change meta repo and
* the All-Users meta repo for any affected changes, with proper ordering.
* Instances are one-time-use. Handles updating both the change repo and the
* All-Users repo for any affected changes, with proper ordering.
* <p>
* To see the state that would be applied prior to executing the full sequence
* of updates, use {@link #stage()}.
@@ -161,26 +161,24 @@ public class NoteDbUpdateManager {
private void initCodeRepo() throws IOException {
if (codeRepo == null) {
codeRepo = openRepo(projectName, false);
codeRepo = openRepo(projectName);
}
}
private void initChangeRepo() throws IOException {
if (changeRepo == null) {
changeRepo = openRepo(projectName, true);
changeRepo = openRepo(projectName);
}
}
private void initAllUsersRepo() throws IOException {
if (allUsersRepo == null) {
allUsersRepo = openRepo(allUsersName, true);
allUsersRepo = openRepo(allUsersName);
}
}
private OpenRepo openRepo(Project.NameKey p, boolean meta) throws IOException {
Repository repo = meta
? repoManager.openMetadataRepository(p)
: repoManager.openRepository(p);
private OpenRepo openRepo(Project.NameKey p) throws IOException {
Repository repo = repoManager.openRepository(p);
ObjectInserter ins = repo.newObjectInserter();
return new OpenRepo(repo, new RevWalk(ins.newReader()), ins,
new ChainedReceiveCommands(), true);

2
gerrit-server/src/main/java/com/google/gerrit/server/notedb/RepoSequence.java
View File

@@ -129,7 +129,7 @@ public class RepoSequence {
}
private void acquire() throws OrmException {
try (Repository repo = repoManager.openMetadataRepository(projectName);
try (Repository repo = repoManager.openRepository(projectName);
RevWalk rw = new RevWalk(repo)) {
TryAcquire attempt = new TryAcquire(repo, rw);
RefUpdate.Result result = retryer.call(attempt);