org.elasticsearch.action.admin.cluster.node.info.NodeInfo Maven / Gradle / Ivy
/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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.elasticsearch.action.admin.cluster.node.info;
import com.google.common.collect.ImmutableMap;
import org.elasticsearch.Version;
import org.elasticsearch.action.support.nodes.NodeOperationResponse;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.http.HttpInfo;
import org.elasticsearch.monitor.jvm.JvmInfo;
import org.elasticsearch.monitor.network.NetworkInfo;
import org.elasticsearch.monitor.os.OsInfo;
import org.elasticsearch.monitor.process.ProcessInfo;
import org.elasticsearch.threadpool.ThreadPoolInfo;
import org.elasticsearch.transport.TransportInfo;
import java.io.IOException;
import java.util.Map;
/**
* Node information (static, does not change over time).
*/
public class NodeInfo extends NodeOperationResponse {
@Nullable
private ImmutableMap serviceAttributes;
@Nullable
private String hostname;
private Version version;
@Nullable
private Settings settings;
@Nullable
private OsInfo os;
@Nullable
private ProcessInfo process;
@Nullable
private JvmInfo jvm;
@Nullable
private ThreadPoolInfo threadPool;
@Nullable
private NetworkInfo network;
@Nullable
private TransportInfo transport;
@Nullable
private HttpInfo http;
@Nullable
private PluginsInfo plugins;
NodeInfo() {
}
public NodeInfo(@Nullable String hostname, Version version, DiscoveryNode node, @Nullable ImmutableMap serviceAttributes, @Nullable Settings settings,
@Nullable OsInfo os, @Nullable ProcessInfo process, @Nullable JvmInfo jvm, @Nullable ThreadPoolInfo threadPool, @Nullable NetworkInfo network,
@Nullable TransportInfo transport, @Nullable HttpInfo http, @Nullable PluginsInfo plugins) {
super(node);
this.hostname = hostname;
this.version = version;
this.serviceAttributes = serviceAttributes;
this.settings = settings;
this.os = os;
this.process = process;
this.jvm = jvm;
this.threadPool = threadPool;
this.network = network;
this.transport = transport;
this.http = http;
this.plugins = plugins;
}
/**
* System's hostname. null in case of UnknownHostException
*/
@Nullable
public String getHostname() {
return this.hostname;
}
/**
* The current ES version
*/
public Version getVersion() {
return version;
}
/**
* The service attributes of the node.
*/
@Nullable
public ImmutableMap getServiceAttributes() {
return this.serviceAttributes;
}
/**
* The settings of the node.
*/
@Nullable
public Settings getSettings() {
return this.settings;
}
/**
* Operating System level information.
*/
@Nullable
public OsInfo getOs() {
return this.os;
}
/**
* Process level information.
*/
@Nullable
public ProcessInfo getProcess() {
return process;
}
/**
* JVM level information.
*/
@Nullable
public JvmInfo getJvm() {
return jvm;
}
@Nullable
public ThreadPoolInfo getThreadPool() {
return this.threadPool;
}
/**
* Network level information.
*/
@Nullable
public NetworkInfo getNetwork() {
return network;
}
@Nullable
public TransportInfo getTransport() {
return transport;
}
@Nullable
public HttpInfo getHttp() {
return http;
}
@Nullable
public PluginsInfo getPlugins() {
return this.plugins;
}
public static NodeInfo readNodeInfo(StreamInput in) throws IOException {
NodeInfo nodeInfo = new NodeInfo();
nodeInfo.readFrom(in);
return nodeInfo;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
if (in.readBoolean()) {
hostname = in.readString();
}
version = Version.readVersion(in);
if (in.readBoolean()) {
ImmutableMap.Builder builder = ImmutableMap.builder();
int size = in.readVInt();
for (int i = 0; i < size; i++) {
builder.put(in.readString(), in.readString());
}
serviceAttributes = builder.build();
}
if (in.readBoolean()) {
settings = ImmutableSettings.readSettingsFromStream(in);
}
if (in.readBoolean()) {
os = OsInfo.readOsInfo(in);
}
if (in.readBoolean()) {
process = ProcessInfo.readProcessInfo(in);
}
if (in.readBoolean()) {
jvm = JvmInfo.readJvmInfo(in);
}
if (in.readBoolean()) {
threadPool = ThreadPoolInfo.readThreadPoolInfo(in);
}
if (in.readBoolean()) {
network = NetworkInfo.readNetworkInfo(in);
}
if (in.readBoolean()) {
transport = TransportInfo.readTransportInfo(in);
}
if (in.readBoolean()) {
http = HttpInfo.readHttpInfo(in);
}
if (in.readBoolean()) {
plugins = PluginsInfo.readPluginsInfo(in);
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
if (hostname == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
out.writeString(hostname);
}
out.writeVInt(version.id);
if (getServiceAttributes() == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
out.writeVInt(serviceAttributes.size());
for (Map.Entry entry : serviceAttributes.entrySet()) {
out.writeString(entry.getKey());
out.writeString(entry.getValue());
}
}
if (settings == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
ImmutableSettings.writeSettingsToStream(settings, out);
}
if (os == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
os.writeTo(out);
}
if (process == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
process.writeTo(out);
}
if (jvm == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
jvm.writeTo(out);
}
if (threadPool == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
threadPool.writeTo(out);
}
if (network == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
network.writeTo(out);
}
if (transport == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
transport.writeTo(out);
}
if (http == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
http.writeTo(out);
}
if (plugins == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
plugins.writeTo(out);
}
}
}