/*
* Copyright 2013 Netflix, Inc.
*
* 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.netflix.suro.input;
import com.google.common.annotations.VisibleForTesting;
import com.netflix.suro.ClientConfig;
import com.netflix.suro.client.SuroClient;
import com.netflix.suro.message.Message;
import com.netflix.suro.message.SerDe;
import com.netflix.suro.message.StringSerDe;
import org.apache.log4j.AppenderSkeleton;
import org.apache.log4j.spi.LoggingEvent;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Properties;
public class Log4jAppender extends AppenderSkeleton {
protected static String localHostAddr = null;
static {
try {
localHostAddr = InetAddress.getLocalHost().getHostName();
} catch (UnknownHostException e) {
localHostAddr = "N/A";
}
}
private String formatterClass = JsonLog4jFormatter.class.getName();
public void setFormatterClass(String formatterClass) {
this.formatterClass = formatterClass;
}
public String getFormatterClass() {
return formatterClass;
}
private String datetimeFormat = "yyyy-MM-dd'T'HH:mm:ss,SSS";
public void setDatetimeFormat(String datetimeFormat) {
this.datetimeFormat = datetimeFormat;
}
public String getDatetimeFormat() {
return datetimeFormat;
}
private String routingKey = "";
public void setRoutingKey(String routingKey) {
this.routingKey = routingKey;
}
public String getRoutingKey() { return routingKey; }
private String app = "defaultApp";
public void setApp(String app) {
this.app = app;
}
public String getApp() {
return app;
}
private String compression = "1";
public void setCompression(String compression) {
this.compression = compression;
}
public String getCompression() {
return compression;
}
private String loadBalancerType = "eureka";
public void setLoadBalancerType(String loadBalancerType) {
this.loadBalancerType = loadBalancerType;
}
private String getLoadBalancerType() {
return loadBalancerType;
}
private String loadBalancerServer;
public void setLoadBalancerServer(String loadBalancerServer) {
this.loadBalancerServer = loadBalancerServer;
}
private String getLoadBalancerServer() {
return loadBalancerServer;
}
private String asyncQueueType = "memory";
public void setAsyncQueueType(String asyncQueueType) {
this.asyncQueueType = asyncQueueType;
}
public String getAsyncQueueType() {
return asyncQueueType;
}
private String asyncMemoryQueueCapacity = "10000";
public void setAsyncMemoryQueueCapacity(String memoryQueueCapacity) {
this.asyncMemoryQueueCapacity = memoryQueueCapacity;
}
public String getAsyncMemoryQueueCapacity() {
return asyncMemoryQueueCapacity;
}
private String asyncFileQueuePath = "/logs/suroClient";
public String getAsyncFileQueuePath() {
return asyncFileQueuePath;
}
public void setAsyncFileQueuePath(String fileQueuePath) {
this.asyncFileQueuePath = fileQueuePath;
}
private String clientType = "async";
public void setClientType(String clientType) {
this.clientType = clientType;
}
public String getClientType() {
return clientType;
}
private Log4jFormatter formatter;
@VisibleForTesting
protected SuroClient client;
@Override
public void activateOptions() {
client = new SuroClient(createProperties());
try {
formatter = (Log4jFormatter)
Class.forName(formatterClass).getDeclaredConstructor(ClientConfig.class)
.newInstance(client.getConfig());
} catch (Exception e) {
formatter = new JsonLog4jFormatter(client.getConfig());
}
}
private Properties createProperties() {
Properties properties = new Properties();
properties.setProperty(ClientConfig.LOG4J_FORMATTER, formatterClass);
properties.setProperty(ClientConfig.LOG4J_DATETIMEFORMAT, datetimeFormat);
properties.setProperty(ClientConfig.LOG4J_ROUTING_KEY, routingKey);
properties.setProperty(ClientConfig.APP, app);
properties.setProperty(ClientConfig.COMPRESSION, compression);
properties.setProperty(ClientConfig.LB_TYPE, loadBalancerType);
properties.setProperty(ClientConfig.LB_SERVER, loadBalancerServer);
properties.setProperty(ClientConfig.ASYNC_MEMORYQUEUE_CAPACITY, asyncMemoryQueueCapacity);
properties.setProperty(ClientConfig.ASYNC_QUEUE_TYPE, asyncQueueType);
properties.setProperty(ClientConfig.ASYNC_FILEQUEUE_PATH, asyncFileQueuePath);
properties.setProperty(ClientConfig.CLIENT_TYPE, clientType);
return properties;
}
@Override
public void doAppend(LoggingEvent event) {
this.append(event);
}
private SerDe<String> serDe = new StringSerDe();
@Override
protected void append(LoggingEvent event) {
String result = formatter.format(event);
client.send(new Message(
formatter.getRoutingKey(),
result.getBytes()));
}
@Override
public void close() {
client.shutdown();
}
@Override
public boolean requiresLayout() {
return false;
}
public long getSentMessageCount() {
return client.getSentMessageCount();
}
}