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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The SFC licenses this file
// to you 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 org.openqa.selenium.grid.log;
import org.openqa.selenium.grid.config.Config;
import org.openqa.selenium.remote.tracing.DistributedTracer;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.Objects;
import java.util.logging.Handler;
import java.util.logging.LogManager;
import java.util.logging.Logger;
public class LoggingOptions {
private final Config config;
public LoggingOptions(Config config) {
this.config = Objects.requireNonNull(config);
}
public boolean isUsingStructuredLogging() {
return config.getBool("logging", "structured-logs").orElse(false);
}
public boolean isUsingPlainLogs() {
return config.getBool("logging", "plain-logs").orElse(true);
}
public DistributedTracer getTracer() {
return DistributedTracer.builder().detect().build();
}
public void configureLogging() {
if (!config.getBool("logging", "enable").orElse(true)) {
return;
}
// Remove all handlers from existing loggers
LogManager logManager = LogManager.getLogManager();
Enumeration names = logManager.getLoggerNames();
while (names.hasMoreElements()) {
Logger logger = logManager.getLogger(names.nextElement());
Arrays.stream(logger.getHandlers()).forEach(logger::removeHandler);
}
// Now configure the root logger, since everything should flow up to that
Logger logger = logManager.getLogger("");
if (isUsingPlainLogs()) {
Handler handler = new FlushingHandler(System.out);
handler.setFormatter(new TerseFormatter());
logger.addHandler(handler);
}
if (isUsingStructuredLogging()) {
Handler handler = new FlushingHandler(System.out);
handler.setFormatter(new JsonFormatter());
logger.addHandler(handler);
}
}
}