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Node Stats API: Add specific flags for stats, simplified REST paths, closes #1597.

This commit is contained in:
Shay Banon 2012-01-09 18:01:41 +02:00
parent f1f2fb2ba7
commit 4464fe1dc1
8 changed files with 474 additions and 56 deletions
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2
src/main/java/org/elasticsearch/action/admin/cluster/node/info/NodesInfoResponse.java
View File

@ -89,11 +89,13 @@ public class NodesInfoResponse extends NodesOperationResponse<NodeInfo> implemen
}
}
if (!nodeInfo.node().attributes().isEmpty()) {
builder.startObject("attributes");
for (Map.Entry<String, String> attr : nodeInfo.node().attributes().entrySet()) {
builder.field(attr.getKey(), attr.getValue());
}
builder.endObject();
}
if (nodeInfo.settings() != null) {

52
src/main/java/org/elasticsearch/action/admin/cluster/node/stats/NodeStats.java
View File

@ -36,32 +36,41 @@ import java.io.IOException;
/**
* Node statistics (static, does not change over time).
*
*
*/
public class NodeStats extends NodeOperationResponse {
@Nullable
private String hostname;
@Nullable
private NodeIndicesStats indices;
@Nullable
private OsStats os;
@Nullable
private ProcessStats process;
@Nullable
private JvmStats jvm;
@Nullable
private NetworkStats network;
@Nullable
private TransportStats transport;
@Nullable
private HttpStats http;
NodeStats() {
}
public NodeStats(DiscoveryNode node, NodeIndicesStats indices,
OsStats os, ProcessStats process, JvmStats jvm, NetworkStats network,
TransportStats transport, @Nullable HttpStats http) {
public NodeStats(DiscoveryNode node, @Nullable String hostname, @Nullable NodeIndicesStats indices,
@Nullable OsStats os, @Nullable ProcessStats process, @Nullable JvmStats jvm, @Nullable NetworkStats network,
@Nullable TransportStats transport, @Nullable HttpStats http) {
super(node);
this.hostname = hostname;
this.indices = indices;
this.os = os;
this.process = process;
@ -71,9 +80,20 @@ public class NodeStats extends NodeOperationResponse {
this.http = http;
}
@Nullable
public String hostname() {
return this.hostname;
}
@Nullable
public String getHostname() {
return this.hostname;
}
/**
* Indices level stats.
*/
@Nullable
public NodeIndicesStats indices() {
return this.indices;
}
@ -81,6 +101,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Indices level stats.
*/
@Nullable
public NodeIndicesStats getIndices() {
return indices();
}
@ -88,6 +109,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Operating System level statistics.
*/
@Nullable
public OsStats os() {
return this.os;
}
@ -95,6 +117,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Operating System level statistics.
*/
@Nullable
public OsStats getOs() {
return os();
}
@ -102,6 +125,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Process level statistics.
*/
@Nullable
public ProcessStats process() {
return process;
}
@ -109,6 +133,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Process level statistics.
*/
@Nullable
public ProcessStats getProcess() {
return process();
}
@ -116,6 +141,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* JVM level statistics.
*/
@Nullable
public JvmStats jvm() {
return jvm;
}
@ -123,6 +149,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* JVM level statistics.
*/
@Nullable
public JvmStats getJvm() {
return jvm();
}
@ -130,6 +157,7 @@ public class NodeStats extends NodeOperationResponse {
/**
* Network level statistics.
*/
@Nullable
public NetworkStats network() {
return network;
}
@ -137,22 +165,27 @@ public class NodeStats extends NodeOperationResponse {
/**
* Network level statistics.
*/
@Nullable
public NetworkStats getNetwork() {
return network();
}
@Nullable
public TransportStats transport() {
return this.transport;
}
@Nullable
public TransportStats getTransport() {
return transport();
}
@Nullable
public HttpStats http() {
return this.http;
}
@Nullable
public HttpStats getHttp() {
return http();
}
@ -166,6 +199,9 @@ public class NodeStats extends NodeOperationResponse {
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
if (in.readBoolean()) {
hostname = in.readUTF();
}
if (in.readBoolean()) {
indices = NodeIndicesStats.readIndicesStats(in);
}
@ -192,6 +228,12 @@ public class NodeStats extends NodeOperationResponse {
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
if (hostname == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
out.writeUTF(hostname);
}
if (indices == null) {
out.writeBoolean(false);
} else {

158
src/main/java/org/elasticsearch/action/admin/cluster/node/stats/NodesStatsRequest.java
View File

@ -20,14 +20,24 @@
package org.elasticsearch.action.admin.cluster.node.stats;
import org.elasticsearch.action.support.nodes.NodesOperationRequest;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import java.io.IOException;
/**
* A request to get node (cluster) level stats.
*
*
*/
public class NodesStatsRequest extends NodesOperationRequest {
private boolean indices = true;
private boolean os;
private boolean process;
private boolean jvm;
private boolean network;
private boolean transport;
private boolean http;
protected NodesStatsRequest() {
}
@ -38,4 +48,148 @@ public class NodesStatsRequest extends NodesOperationRequest {
public NodesStatsRequest(String... nodesIds) {
super(nodesIds);
}
/**
* Clears all the request flags.
*/
public NodesStatsRequest clear() {
this.indices = false;
this.os = false;
this.process = false;
this.jvm = false;
this.network = false;
this.transport = false;
this.http = false;
return this;
}
/**
* Should indices stats be returned.
*/
public boolean indices() {
return this.indices;
}
/**
* Should indices stats be returned.
*/
public NodesStatsRequest indices(boolean indices) {
this.indices = indices;
return this;
}
/**
* Should the node OS be returned.
*/
public boolean os() {
return this.os;
}
/**
* Should the node OS be returned.
*/
public NodesStatsRequest os(boolean os) {
this.os = os;
return this;
}
/**
* Should the node Process be returned.
*/
public boolean process() {
return this.process;
}
/**
* Should the node Process be returned.
*/
public NodesStatsRequest process(boolean process) {
this.process = process;
return this;
}
/**
* Should the node JVM be returned.
*/
public boolean jvm() {
return this.jvm;
}
/**
* Should the node JVM be returned.
*/
public NodesStatsRequest jvm(boolean jvm) {
this.jvm = jvm;
return this;
}
/**
* Should the node Network be returned.
*/
public boolean network() {
return this.network;
}
/**
* Should the node Network be returned.
*/
public NodesStatsRequest network(boolean network) {
this.network = network;
return this;
}
/**
* Should the node Transport be returned.
*/
public boolean transport() {
return this.transport;
}
/**
* Should the node Transport be returned.
*/
public NodesStatsRequest transport(boolean transport) {
this.transport = transport;
return this;
}
/**
* Should the node HTTP be returned.
*/
public boolean http() {
return this.http;
}
/**
* Should the node HTTP be returned.
*/
public NodesStatsRequest http(boolean http) {
this.http = http;
return this;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
indices = in.readBoolean();
os = in.readBoolean();
process = in.readBoolean();
jvm = in.readBoolean();
network = in.readBoolean();
transport = in.readBoolean();
http = in.readBoolean();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBoolean(indices);
out.writeBoolean(os);
out.writeBoolean(process);
out.writeBoolean(jvm);
out.writeBoolean(network);
out.writeBoolean(transport);
out.writeBoolean(http);
}
}

58
src/main/java/org/elasticsearch/action/admin/cluster/node/stats/NodesStatsResponse.java
View File

@ -23,13 +23,16 @@ import org.elasticsearch.action.support.nodes.NodesOperationResponse;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import java.io.IOException;
import java.util.Map;
/**
*
*/
public class NodesStatsResponse extends NodesOperationResponse<NodeStats> {
public class NodesStatsResponse extends NodesOperationResponse<NodeStats> implements ToXContent {
NodesStatsResponse() {
}
@ -55,4 +58,57 @@ public class NodesStatsResponse extends NodesOperationResponse<NodeStats> {
node.writeTo(out);
}
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.field("cluster_name", clusterName().value());
builder.startObject("nodes");
for (NodeStats nodeStats : this) {
builder.startObject(nodeStats.node().id(), XContentBuilder.FieldCaseConversion.NONE);
builder.field("name", nodeStats.node().name(), XContentBuilder.FieldCaseConversion.NONE);
builder.field("transport_address", nodeStats.node().address().toString());
if (nodeStats.hostname() != null) {
builder.field("hostname", nodeStats.hostname(), XContentBuilder.FieldCaseConversion.NONE);
}
if (!nodeStats.node().attributes().isEmpty()) {
builder.startObject("attributes");
for (Map.Entry<String, String> attr : nodeStats.node().attributes().entrySet()) {
builder.field(attr.getKey(), attr.getValue());
}
builder.endObject();
}
if (nodeStats.indices() != null) {
nodeStats.indices().toXContent(builder, params);
}
if (nodeStats.os() != null) {
nodeStats.os().toXContent(builder, params);
}
if (nodeStats.process() != null) {
nodeStats.process().toXContent(builder, params);
}
if (nodeStats.jvm() != null) {
nodeStats.jvm().toXContent(builder, params);
}
if (nodeStats.network() != null) {
nodeStats.network().toXContent(builder, params);
}
if (nodeStats.transport() != null) {
nodeStats.transport().toXContent(builder, params);
}
if (nodeStats.http() != null) {
nodeStats.http().toXContent(builder, params);
}
builder.endObject();
}
builder.endObject();
return builder;
}
}

32
src/main/java/org/elasticsearch/action/admin/cluster/node/stats/TransportNodesStatsAction.java
View File

@ -27,11 +27,14 @@ import org.elasticsearch.action.support.nodes.TransportNodesOperationAction;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.node.service.NodeService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.List;
import java.util.concurrent.atomic.AtomicReferenceArray;
@ -84,7 +87,7 @@ public class TransportNodesStatsAction extends TransportNodesOperationAction<Nod
@Override
protected NodeStatsRequest newNodeRequest(String nodeId, NodesStatsRequest request) {
return new NodeStatsRequest(nodeId);
return new NodeStatsRequest(nodeId, request);
}
@Override
@ -93,8 +96,9 @@ public class TransportNodesStatsAction extends TransportNodesOperationAction<Nod
}
@Override
protected NodeStats nodeOperation(NodeStatsRequest request) throws ElasticSearchException {
return nodeService.stats();
protected NodeStats nodeOperation(NodeStatsRequest nodeStatsRequest) throws ElasticSearchException {
NodesStatsRequest request = nodeStatsRequest.request;
return nodeService.stats(request.indices(), request.os(), request.process(), request.jvm(), request.network(), request.transport(), request.http());
}
@Override
@ -102,13 +106,29 @@ public class TransportNodesStatsAction extends TransportNodesOperationAction<Nod
return false;
}
protected static class NodeStatsRequest extends NodeOperationRequest {
static class NodeStatsRequest extends NodeOperationRequest {
private NodeStatsRequest() {
NodesStatsRequest request;
NodeStatsRequest() {
}
private NodeStatsRequest(String nodeId) {
NodeStatsRequest(String nodeId, NodesStatsRequest request) {
super(nodeId);
this.request = request;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
request = new NodesStatsRequest();
request.readFrom(in);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
request.writeTo(out);
}
}
}

64
src/main/java/org/elasticsearch/client/action/admin/cluster/node/stats/NodesStatsRequestBuilder.java
View File

@ -39,6 +39,70 @@ public class NodesStatsRequestBuilder extends BaseClusterRequestBuilder<NodesSta
return this;
}
/**
* Clears all stats flags.
*/
public NodesStatsRequestBuilder clear() {
request.clear();
return this;
}
/**
* Should the node indices stats be returned.
*/
public NodesStatsRequestBuilder setIndices(boolean indices) {
request.indices(indices);
return this;
}
/**
* Should the node OS stats be returned.
*/
public NodesStatsRequestBuilder setOs(boolean os) {
request.os(os);
return this;
}
/**
* Should the node OS stats be returned.
*/
public NodesStatsRequestBuilder setProcess(boolean process) {
request.process(process);
return this;
}
/**
* Should the node JVM stats be returned.
*/
public NodesStatsRequestBuilder setJvm(boolean jvm) {
request.jvm(jvm);
return this;
}
/**
* Should the node Network stats be returned.
*/
public NodesStatsRequestBuilder setNetwork(boolean network) {
request.network(network);
return this;
}
/**
* Should the node Transport stats be returned.
*/
public NodesStatsRequestBuilder setTransport(boolean transport) {
request.transport(transport);
return this;
}
/**
* Should the node HTTP stats be returned.
*/
public NodesStatsRequestBuilder setHttp(boolean http) {
request.http(http);
return this;
}
@Override
protected void doExecute(ActionListener<NodesStatsResponse> listener) {
client.nodesStats(request, listener);

15
src/main/java/org/elasticsearch/node/service/NodeService.java
View File

@ -122,9 +122,22 @@ public class NodeService extends AbstractComponent {
public NodeStats stats() {
// for indices stats we want to include previous allocated shards stats as well (it will
// only be applied to the sensible ones to use, like refresh/merge/flush/indexing stats)
return new NodeStats(clusterService.state().nodes().localNode(), indicesService.stats(true),
return new NodeStats(clusterService.state().nodes().localNode(), hostname, indicesService.stats(true),
monitorService.osService().stats(), monitorService.processService().stats(),
monitorService.jvmService().stats(), monitorService.networkService().stats(),
transportService.stats(), httpServer == null ? null : httpServer.stats());
}
public NodeStats stats(boolean indices, boolean os, boolean process, boolean jvm, boolean network, boolean transport, boolean http) {
// for indices stats we want to include previous allocated shards stats as well (it will
// only be applied to the sensible ones to use, like refresh/merge/flush/indexing stats)
return new NodeStats(clusterService.state().nodes().localNode(), hostname,
indices ? indicesService.stats(true) : null,
os ? monitorService.osService().stats() : null,
process ? monitorService.processService().stats() : null,
jvm ? monitorService.jvmService().stats() : null,
network ? monitorService.networkService().stats() : null,
transport ? transportService.stats() : null,
http ? (httpServer == null ? null : httpServer.stats()) : null);
}
}

141
src/main/java/org/elasticsearch/rest/action/admin/cluster/node/stats/RestNodesStatsAction.java
View File

@ -20,7 +20,6 @@
package org.elasticsearch.rest.action.admin.cluster.node.stats;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.cluster.node.stats.NodeStats;
import org.elasticsearch.action.admin.cluster.node.stats.NodesStatsRequest;
import org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse;
import org.elasticsearch.client.Client;
@ -43,54 +42,59 @@ public class RestNodesStatsAction extends BaseRestHandler {
super(settings, client);
controller.registerHandler(RestRequest.Method.GET, "/_cluster/nodes/stats", this);
controller.registerHandler(RestRequest.Method.GET, "/_cluster/nodes/{nodeId}/stats", this);
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats", this);
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats", this);
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/indices", new RestIndicesHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/indices", new RestIndicesHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/os", new RestOsHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/os", new RestOsHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/process", new RestProcessHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/process", new RestProcessHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/jvm", new RestJvmHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/jvm", new RestJvmHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/network", new RestNetworkHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/network", new RestNetworkHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/transport", new RestTransportHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/transport", new RestTransportHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/stats/http", new RestHttpHandler());
controller.registerHandler(RestRequest.Method.GET, "/_nodes/{nodeId}/stats/http", new RestHttpHandler());
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
String[] nodesIds = RestActions.splitNodes(request.param("nodeId"));
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(nodesIds);
boolean clear = request.paramAsBoolean("clear", false);
if (clear) {
nodesStatsRequest.clear();
}
nodesStatsRequest.indices(request.paramAsBoolean("indices", nodesStatsRequest.indices()));
nodesStatsRequest.os(request.paramAsBoolean("os", nodesStatsRequest.os()));
nodesStatsRequest.process(request.paramAsBoolean("process", nodesStatsRequest.process()));
nodesStatsRequest.jvm(request.paramAsBoolean("jvm", nodesStatsRequest.jvm()));
nodesStatsRequest.network(request.paramAsBoolean("network", nodesStatsRequest.network()));
nodesStatsRequest.transport(request.paramAsBoolean("transport", nodesStatsRequest.transport()));
nodesStatsRequest.http(request.paramAsBoolean("http", nodesStatsRequest.http()));
executeNodeStats(request, channel, nodesStatsRequest);
}
void executeNodeStats(final RestRequest request, final RestChannel channel, final NodesStatsRequest nodesStatsRequest) {
nodesStatsRequest.listenerThreaded(false);
client.admin().cluster().nodesStats(nodesStatsRequest, new ActionListener<NodesStatsResponse>() {
@Override
public void onResponse(NodesStatsResponse result) {
public void onResponse(NodesStatsResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject();
builder.field("cluster_name", result.clusterName().value());
builder.startObject("nodes");
for (NodeStats nodeStats : result) {
builder.startObject(nodeStats.node().id(), XContentBuilder.FieldCaseConversion.NONE);
builder.field("name", nodeStats.node().name(), XContentBuilder.FieldCaseConversion.NONE);
if (nodeStats.indices() != null) {
nodeStats.indices().toXContent(builder, request);
}
if (nodeStats.os() != null) {
nodeStats.os().toXContent(builder, request);
}
if (nodeStats.process() != null) {
nodeStats.process().toXContent(builder, request);
}
if (nodeStats.jvm() != null) {
nodeStats.jvm().toXContent(builder, request);
}
if (nodeStats.network() != null) {
nodeStats.network().toXContent(builder, request);
}
if (nodeStats.transport() != null) {
nodeStats.transport().toXContent(builder, request);
}
if (nodeStats.http() != null) {
nodeStats.http().toXContent(builder, request);
}
builder.endObject();
}
builder.endObject();
response.toXContent(builder, request);
builder.endObject();
channel.sendResponse(new XContentRestResponse(request, RestStatus.OK, builder));
} catch (Exception e) {
@ -108,4 +112,67 @@ public class RestNodesStatsAction extends BaseRestHandler {
}
});
}
class RestIndicesHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().indices(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestOsHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().os(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestProcessHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().process(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestJvmHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().jvm(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestNetworkHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().network(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestTransportHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().transport(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
class RestHttpHandler implements RestHandler {
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(RestActions.splitNodes(request.param("nodeId")));
nodesStatsRequest.clear().http(true);
executeNodeStats(request, channel, nodesStatsRequest);
}
}
}