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// Copyright (C) 2011 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.pgm;
import static com.google.gerrit.server.account.externalids.ExternalId.SCHEME_GERRIT;
import static com.google.gerrit.server.schema.DataSourceProvider.Context.MULTI_USER;
import com.google.gerrit.extensions.config.FactoryModule;
import com.google.gerrit.lifecycle.LifecycleManager;
import com.google.gerrit.pgm.util.SiteProgram;
import com.google.gerrit.server.account.externalids.DisabledExternalIdCache;
import com.google.gerrit.server.account.externalids.ExternalId;
import com.google.gerrit.server.account.externalids.ExternalIds;
import com.google.gerrit.server.account.externalids.ExternalIdsBatchUpdate;
import com.google.gerrit.server.extensions.events.GitReferenceUpdated;
import com.google.gerrit.server.index.account.AccountSchemaDefinitions;
import com.google.gerrit.server.schema.SchemaVersionCheck;
import com.google.inject.Inject;
import com.google.inject.Injector;
import java.util.Collection;
import java.util.Locale;
import org.eclipse.jgit.lib.ProgressMonitor;
import org.eclipse.jgit.lib.TextProgressMonitor;
/** Converts the local username for all accounts to lower case */
public class LocalUsernamesToLowerCase extends SiteProgram {
private final LifecycleManager manager = new LifecycleManager();
private final TextProgressMonitor monitor = new TextProgressMonitor();
@Inject private ExternalIds externalIds;
@Inject private ExternalIdsBatchUpdate externalIdsBatchUpdate;
@Override
public int run() throws Exception {
Injector dbInjector = createDbInjector(MULTI_USER);
manager.add(dbInjector, dbInjector.createChildInjector(SchemaVersionCheck.module()));
manager.start();
dbInjector
.createChildInjector(
new FactoryModule() {
@Override
protected void configure() {
bind(GitReferenceUpdated.class).toInstance(GitReferenceUpdated.DISABLED);
// The LocalUsernamesToLowerCase program needs to access all external IDs only
// once to update them. After the update they are not accessed again. Hence the
// LocalUsernamesToLowerCase program doesn't benefit from caching external IDs and
// the external ID cache can be disabled.
install(DisabledExternalIdCache.module());
}
})
.injectMembers(this);
Collection<ExternalId> todo = externalIds.all();
monitor.beginTask("Converting local usernames", todo.size());
for (ExternalId extId : todo) {
convertLocalUserToLowerCase(extId);
monitor.update(1);
}
externalIdsBatchUpdate.commit("Convert local usernames to lower case");
monitor.endTask();
int exitCode = reindexAccounts();
manager.stop();
return exitCode;
}
private void convertLocalUserToLowerCase(ExternalId extId) {
if (extId.isScheme(SCHEME_GERRIT)) {
String localUser = extId.key().id();
String localUserLowerCase = localUser.toLowerCase(Locale.US);
if (!localUser.equals(localUserLowerCase)) {
ExternalId extIdLowerCase =
ExternalId.create(
SCHEME_GERRIT,
localUserLowerCase,
extId.accountId(),
extId.email(),
extId.password());
externalIdsBatchUpdate.replace(extId, extIdLowerCase);
}
}
}
private int reindexAccounts() throws Exception {
monitor.beginTask("Reindex accounts", ProgressMonitor.UNKNOWN);
String[] reindexArgs = {
"--site-path", getSitePath().toString(), "--index", AccountSchemaDefinitions.NAME
};
System.out.println("Migration complete, reindexing accounts with:");
System.out.println(" reindex " + String.join(" ", reindexArgs));
Reindex reindexPgm = new Reindex();
int exitCode = reindexPgm.main(reindexArgs);
monitor.endTask();
return exitCode;
}
}
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