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// Copyright (C) 2009 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.init;
import static com.google.gerrit.server.notedb.NoteDbTable.CHANGES;
import static com.google.gerrit.server.notedb.NotesMigration.SECTION_NOTE_DB;
import static com.google.inject.Stage.PRODUCTION;
import com.google.common.base.Strings;
import com.google.common.collect.Sets;
import com.google.gerrit.pgm.init.api.ConsoleUI;
import com.google.gerrit.pgm.init.api.InitFlags;
import com.google.gerrit.pgm.init.api.InitStep;
import com.google.gerrit.pgm.init.api.Section;
import com.google.gerrit.server.config.GerritServerIdProvider;
import com.google.gerrit.server.config.SitePaths;
import com.google.gerrit.server.notedb.NotesMigrationState;
import com.google.inject.Binding;
import com.google.inject.Guice;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Key;
import com.google.inject.Singleton;
import com.google.inject.TypeLiteral;
import com.google.inject.name.Named;
import com.google.inject.name.Names;
import java.lang.annotation.Annotation;
import java.util.List;
import java.util.Set;
import org.eclipse.jgit.lib.Config;
/** Initialize the {@code database} configuration section. */
@Singleton
class InitDatabase implements InitStep {
private final ConsoleUI ui;
private final SitePaths site;
private final Libraries libraries;
private final InitFlags flags;
private final Section database;
private final Section idSection;
private final Section noteDbChanges;
@Inject
InitDatabase(
ConsoleUI ui,
SitePaths site,
Libraries libraries,
InitFlags flags,
Section.Factory sections) {
this.ui = ui;
this.site = site;
this.libraries = libraries;
this.flags = flags; // Don't grab any flags yet; they aren't initialized until BaseInit#run.
this.database = sections.get("database", null);
this.idSection = sections.get(GerritServerIdProvider.SECTION, null);
this.noteDbChanges = sections.get(SECTION_NOTE_DB, CHANGES.key());
}
@Override
public void run() {
initSqlDb();
if (flags.isNew) {
initNoteDb();
}
}
private void initSqlDb() {
ui.header("SQL Database");
Set<String> allowedValues = Sets.newTreeSet();
Injector i = Guice.createInjector(PRODUCTION, new DatabaseConfigModule(site));
List<Binding<DatabaseConfigInitializer>> dbConfigBindings =
i.findBindingsByType(new TypeLiteral<DatabaseConfigInitializer>() {});
for (Binding<DatabaseConfigInitializer> binding : dbConfigBindings) {
Annotation annotation = binding.getKey().getAnnotation();
if (annotation instanceof Named) {
allowedValues.add(((Named) annotation).value());
}
}
if (!Strings.isNullOrEmpty(database.get("url"))
&& Strings.isNullOrEmpty(database.get("type"))) {
database.set("type", "jdbc");
}
String dbType = database.select("Database server type", "type", "h2", allowedValues);
DatabaseConfigInitializer dci =
i.getInstance(Key.get(DatabaseConfigInitializer.class, Names.named(dbType.toLowerCase())));
if (dci instanceof MySqlInitializer) {
libraries.mysqlDriver.downloadRequired();
} else if (dci instanceof MariaDbInitializer) {
libraries.mariadbDriver.downloadRequired();
} else if (dci instanceof OracleInitializer) {
libraries.oracleDriver.downloadRequired();
} else if (dci instanceof DB2Initializer) {
libraries.db2Driver.downloadRequired();
} else if (dci instanceof HANAInitializer) {
libraries.hanaDriver.downloadRequired();
}
dci.initConfig(database);
// Initialize UUID for NoteDb on first init.
String id = idSection.get(GerritServerIdProvider.KEY);
if (Strings.isNullOrEmpty(id)) {
idSection.set(GerritServerIdProvider.KEY, GerritServerIdProvider.generate());
}
}
private void initNoteDb() {
ui.header("NoteDb Database");
ui.message(
"Use NoteDb for change metadata?\n"
+ " See documentation:\n"
+ " https://gerrit-review.googlesource.com/Documentation/note-db.html\n");
if (!ui.yesno(true, "Enable")) {
return;
}
Config defaultConfig = new Config();
NotesMigrationState.FINAL.setConfigValues(defaultConfig);
for (String name : defaultConfig.getNames(SECTION_NOTE_DB, CHANGES.key())) {
noteDbChanges.set(name, defaultConfig.getString(SECTION_NOTE_DB, CHANGES.key(), name));
}
}
}
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