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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.util;
import com.google.gerrit.common.FileUtil;
import com.google.gerrit.extensions.events.LifecycleListener;
import com.google.gerrit.server.config.SitePaths;
import com.google.gerrit.server.util.SystemLog;
import java.io.IOException;
import java.nio.file.Path;
import net.logstash.log4j.JSONEventLayoutV1;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.Level;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;
import org.eclipse.jgit.lib.Config;
public class ErrorLogFile {
static final String LOG_NAME = "error_log";
static final String JSON_SUFFIX = ".json";
public static void errorOnlyConsole() {
LogManager.resetConfiguration();
PatternLayout layout = new PatternLayout();
layout.setConversionPattern("%-5p %c %x: %m%n");
ConsoleAppender dst = new ConsoleAppender();
dst.setLayout(layout);
dst.setTarget("System.err");
dst.setThreshold(Level.ERROR);
dst.activateOptions();
Logger root = LogManager.getRootLogger();
root.removeAllAppenders();
root.addAppender(dst);
}
public static LifecycleListener start(Path sitePath, Config config) throws IOException {
Path logdir =
FileUtil.mkdirsOrDie(new SitePaths(sitePath).logs_dir, "Cannot create log directory");
if (SystemLog.shouldConfigure()) {
initLogSystem(logdir, config);
}
return new LifecycleListener() {
@Override
public void start() {}
@Override
public void stop() {
LogManager.shutdown();
}
};
}
private static void initLogSystem(Path logdir, Config config) {
Logger root = LogManager.getRootLogger();
root.removeAllAppenders();
boolean json = config.getBoolean("log", "jsonLogging", false);
boolean text = config.getBoolean("log", "textLogging", true) || !json;
boolean rotate = config.getBoolean("log", "rotate", true);
if (text) {
root.addAppender(
SystemLog.createAppender(
logdir, LOG_NAME, new PatternLayout("[%d] [%t] %-5p %c %x: %m%n"), rotate));
}
if (json) {
root.addAppender(
SystemLog.createAppender(
logdir, LOG_NAME + JSON_SUFFIX, new JSONEventLayoutV1(), rotate));
}
}
}
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