YARN-2505. Supported get/add/remove/change labels in RM REST API. Contributed by Craig Welch.

This commit is contained in:
Zhijie Shen 2014-11-07 20:35:46 -08:00
parent df36edf751
commit 9a4e0d343e
8 changed files with 676 additions and 1 deletions

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@ -198,6 +198,9 @@ Release 2.6.0 - UNRELEASED
YARN-2632. Document NM Restart feature. (Junping Du and Vinod Kumar
Vavilapalli via jlowe)
YARN-2505. Supported get/add/remove/change labels in RM REST API. (Craig Welch
via zjshen)
IMPROVEMENTS
YARN-2197. Add a link to YARN CHANGES.txt in the left side of doc

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@ -151,6 +151,13 @@ private static ApplicationId toApplicationId(
public static String toString(ContainerId cId) {
return cId == null ? null : cId.toString();
}
public static NodeId toNodeIdWithDefaultPort(String nodeIdStr) {
if (nodeIdStr.indexOf(":") < 0) {
return toNodeId(nodeIdStr + ":0");
}
return toNodeId(nodeIdStr);
}
public static NodeId toNodeId(String nodeIdStr) {
String[] parts = nodeIdStr.split(":");

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@ -26,6 +26,7 @@
import org.apache.hadoop.yarn.api.TestContainerId;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.URL;
import org.apache.hadoop.yarn.api.records.NodeId;
import org.junit.Test;
public class TestConverterUtils {
@ -85,4 +86,17 @@ public void testContainerIdWithEpoch() throws URISyntaxException {
public void testContainerIdNull() throws URISyntaxException {
assertNull(ConverterUtils.toString((ContainerId)null));
}
@Test
public void testNodeIdWithDefaultPort() throws URISyntaxException {
NodeId nid;
nid = ConverterUtils.toNodeIdWithDefaultPort("node:10");
assertEquals(nid.getPort(), 10);
assertEquals(nid.getHost(), "node");
nid = ConverterUtils.toNodeIdWithDefaultPort("node");
assertEquals(nid.getPort(), 0);
assertEquals(nid.getHost(), "node");
}
}

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@ -24,6 +24,7 @@
import java.nio.ByteBuffer;
import java.security.Principal;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.EnumSet;
@ -133,6 +134,8 @@
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerTypeInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.StatisticsItemInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.NodeLabelsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.NodeToLabelsInfo;
import org.apache.hadoop.yarn.server.utils.BuilderUtils;
import org.apache.hadoop.yarn.util.ConverterUtils;
import org.apache.hadoop.yarn.webapp.BadRequestException;
@ -715,6 +718,179 @@ public Response updateAppState(AppState targetState,
return Response.status(Status.OK).entity(ret).build();
}
@GET
@Path("/get-node-to-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public NodeToLabelsInfo getNodeToLabels(@Context HttpServletRequest hsr)
throws IOException {
init();
NodeToLabelsInfo ntl = new NodeToLabelsInfo();
HashMap<String, NodeLabelsInfo> ntlMap = ntl.getNodeToLabels();
Map<NodeId, Set<String>> nodeIdToLabels =
rm.getRMContext().getNodeLabelManager().getNodeLabels();
for (Map.Entry<NodeId, Set<String>> nitle : nodeIdToLabels.entrySet()) {
ntlMap.put(nitle.getKey().toString(),
new NodeLabelsInfo(nitle.getValue()));
}
return ntl;
}
@POST
@Path("/replace-node-to-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response replaceLabelsOnNodes(
final NodeToLabelsInfo newNodeToLabels,
@Context HttpServletRequest hsr)
throws IOException {
init();
UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
if (callerUGI == null) {
String msg = "Unable to obtain user name, user not authenticated for"
+ " post to .../replace-node-to-labels";
throw new AuthorizationException(msg);
}
if (!rm.getRMContext().getNodeLabelManager().checkAccess(callerUGI)) {
String msg = "User " + callerUGI.getShortUserName() + " not authorized"
+ " for post to .../replace-node-to-labels ";
throw new AuthorizationException(msg);
}
Map<NodeId, Set<String>> nodeIdToLabels =
new HashMap<NodeId, Set<String>>();
for (Map.Entry<String, NodeLabelsInfo> nitle :
newNodeToLabels.getNodeToLabels().entrySet()) {
nodeIdToLabels.put(ConverterUtils.toNodeIdWithDefaultPort(nitle.getKey()),
new HashSet<String>(nitle.getValue().getNodeLabels()));
}
rm.getRMContext().getNodeLabelManager().replaceLabelsOnNode(nodeIdToLabels);
return Response.status(Status.OK).build();
}
@GET
@Path("/get-node-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public NodeLabelsInfo getClusterNodeLabels(@Context HttpServletRequest hsr)
throws IOException {
init();
NodeLabelsInfo ret =
new NodeLabelsInfo(rm.getRMContext().getNodeLabelManager()
.getClusterNodeLabels());
return ret;
}
@POST
@Path("/add-node-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response addToClusterNodeLabels(final NodeLabelsInfo newNodeLabels,
@Context HttpServletRequest hsr)
throws Exception {
init();
UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
if (callerUGI == null) {
String msg = "Unable to obtain user name, user not authenticated for"
+ " post to .../add-node-labels";
throw new AuthorizationException(msg);
}
if (!rm.getRMContext().getNodeLabelManager().checkAccess(callerUGI)) {
String msg = "User " + callerUGI.getShortUserName() + " not authorized"
+ " for post to .../add-node-labels ";
throw new AuthorizationException(msg);
}
rm.getRMContext().getNodeLabelManager()
.addToCluserNodeLabels(new HashSet<String>(
newNodeLabels.getNodeLabels()));
return Response.status(Status.OK).build();
}
@POST
@Path("/remove-node-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response removeFromCluserNodeLabels(final NodeLabelsInfo oldNodeLabels,
@Context HttpServletRequest hsr)
throws Exception {
init();
UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
if (callerUGI == null) {
String msg = "Unable to obtain user name, user not authenticated for"
+ " post to .../remove-node-labels";
throw new AuthorizationException(msg);
}
if (!rm.getRMContext().getNodeLabelManager().checkAccess(callerUGI)) {
String msg = "User " + callerUGI.getShortUserName() + " not authorized"
+ " for post to .../remove-node-labels ";
throw new AuthorizationException(msg);
}
rm.getRMContext().getNodeLabelManager()
.removeFromClusterNodeLabels(new HashSet<String>(
oldNodeLabels.getNodeLabels()));
return Response.status(Status.OK).build();
}
@GET
@Path("/nodes/{nodeId}/get-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public NodeLabelsInfo getLabelsOnNode(@Context HttpServletRequest hsr,
@PathParam("nodeId") String nodeId)
throws IOException {
init();
NodeId nid = ConverterUtils.toNodeIdWithDefaultPort(nodeId);
return new NodeLabelsInfo(
rm.getRMContext().getNodeLabelManager().getLabelsOnNode(nid));
}
@POST
@Path("/nodes/{nodeId}/replace-labels")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response replaceLabelsOnNode(NodeLabelsInfo newNodeLabelsInfo,
@Context HttpServletRequest hsr, @PathParam("nodeId") String nodeId)
throws Exception {
init();
UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
if (callerUGI == null) {
String msg = "Unable to obtain user name, user not authenticated for"
+ " post to .../nodes/nodeid/replace-labels";
throw new AuthorizationException(msg);
}
if (!rm.getRMContext().getNodeLabelManager().checkAccess(callerUGI)) {
String msg = "User " + callerUGI.getShortUserName() + " not authorized"
+ " for post to .../nodes/nodeid/replace-labels";
throw new AuthorizationException(msg);
}
NodeId nid = ConverterUtils.toNodeIdWithDefaultPort(nodeId);
Map<NodeId, Set<String>> newLabelsForNode = new HashMap<NodeId,
Set<String>>();
newLabelsForNode.put(nid, new HashSet<String>(newNodeLabelsInfo.getNodeLabels()));
rm.getRMContext().getNodeLabelManager().replaceLabelsOnNode(newLabelsForNode);
return Response.status(Status.OK).build();
}
protected Response killApp(RMApp app, UserGroupInformation callerUGI,
HttpServletRequest hsr) throws IOException, InterruptedException {
@ -965,7 +1141,9 @@ protected ApplicationSubmissionContext createAppSubmissionContext(
newApp.getCancelTokensWhenComplete(), newApp.getMaxAppAttempts(),
createAppSubmissionContextResource(newApp),
newApp.getApplicationType(),
newApp.getKeepContainersAcrossApplicationAttempts());
newApp.getKeepContainersAcrossApplicationAttempts(),
newApp.getAppNodeLabelExpression(),
newApp.getAMContainerNodeLabelExpression());
appContext.setApplicationTags(newApp.getApplicationTags());
return appContext;

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@ -71,6 +71,12 @@ public class ApplicationSubmissionContextInfo {
@XmlElementWrapper(name = "application-tags")
@XmlElement(name = "tag")
Set<String> tags;
@XmlElement(name = "app-node-label-expression")
String appNodeLabelExpression;
@XmlElement(name = "am-container-node-label-expression")
String amContainerNodeLabelExpression;
public ApplicationSubmissionContextInfo() {
applicationId = "";
@ -83,6 +89,8 @@ public ApplicationSubmissionContextInfo() {
keepContainers = false;
applicationType = "";
tags = new HashSet<String>();
appNodeLabelExpression = "";
amContainerNodeLabelExpression = "";
}
public String getApplicationId() {
@ -132,6 +140,14 @@ public boolean getKeepContainersAcrossApplicationAttempts() {
public Set<String> getApplicationTags() {
return tags;
}
public String getAppNodeLabelExpression() {
return appNodeLabelExpression;
}
public String getAMContainerNodeLabelExpression() {
return amContainerNodeLabelExpression;
}
public void setApplicationId(String applicationId) {
this.applicationId = applicationId;
@ -182,5 +198,12 @@ public void setApplicationType(String applicationType) {
public void setApplicationTags(Set<String> tags) {
this.tags = tags;
}
public void setAppNodeLabelExpression(String appNodeLabelExpression) {
this.appNodeLabelExpression = appNodeLabelExpression;
}
public void setAMContainerNodeLabelExpression(String nodeLabelExpression) {
this.amContainerNodeLabelExpression = nodeLabelExpression;
}
}

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@ -0,0 +1,52 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.hadoop.yarn.server.resourcemanager.webapp.dao;
import java.util.*;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement(name = "nodeLabelsInfo")
@XmlAccessorType(XmlAccessType.FIELD)
public class NodeLabelsInfo {
protected ArrayList<String> nodeLabels = new ArrayList<String>();
public NodeLabelsInfo() {
} // JAXB needs this
public NodeLabelsInfo(ArrayList<String> nodeLabels) {
this.nodeLabels = nodeLabels;
}
public NodeLabelsInfo(Set<String> nodeLabelsSet) {
this.nodeLabels = new ArrayList<String>(nodeLabelsSet);
}
public ArrayList<String> getNodeLabels() {
return nodeLabels;
}
public void setNodeLabels(ArrayList<String> nodeLabels) {
this.nodeLabels = nodeLabels;
}
}

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@ -0,0 +1,41 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.hadoop.yarn.server.resourcemanager.webapp.dao;
import java.util.*;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement(name = "nodeToLabelsInfo")
@XmlAccessorType(XmlAccessType.FIELD)
public class NodeToLabelsInfo {
protected HashMap<String, NodeLabelsInfo> nodeToLabels =
new HashMap<String, NodeLabelsInfo>();
public NodeToLabelsInfo() {
} // JAXB needs this
public HashMap<String, NodeLabelsInfo> getNodeToLabels() {
return nodeToLabels;
}
}

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@ -0,0 +1,357 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.hadoop.yarn.server.resourcemanager.webapp;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import javax.ws.rs.core.MediaType;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.NodeLabelsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.NodeToLabelsInfo;
import org.apache.hadoop.yarn.webapp.GenericExceptionHandler;
import org.codehaus.jettison.json.JSONArray;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
import org.junit.Test;
import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.servlet.GuiceServletContextListener;
import com.google.inject.servlet.ServletModule;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.api.json.JSONJAXBContext;
import com.sun.jersey.api.json.JSONMarshaller;
import com.sun.jersey.api.json.JSONUnmarshaller;
import com.sun.jersey.guice.spi.container.servlet.GuiceContainer;
import com.sun.jersey.test.framework.JerseyTest;
import com.sun.jersey.test.framework.WebAppDescriptor;
public class TestRMWebServicesNodeLabels extends JerseyTest {
private static final Log LOG = LogFactory
.getLog(TestRMWebServicesNodeLabels.class);
private static MockRM rm;
private YarnConfiguration conf;
private String userName;
private String notUserName;
private Injector injector = Guice.createInjector(new ServletModule() {
@Override
protected void configureServlets() {
bind(JAXBContextResolver.class);
bind(RMWebServices.class);
bind(GenericExceptionHandler.class);
try {
userName = UserGroupInformation.getCurrentUser().getShortUserName();
} catch (IOException ioe) {
throw new RuntimeException("Unable to get current user name "
+ ioe.getMessage(), ioe);
}
notUserName = userName + "abc123";
conf = new YarnConfiguration();
conf.set(YarnConfiguration.YARN_ADMIN_ACL, userName);
rm = new MockRM(conf);
bind(ResourceManager.class).toInstance(rm);
bind(RMContext.class).toInstance(rm.getRMContext());
filter("/*").through(
TestRMWebServicesAppsModification.TestRMCustomAuthFilter.class);
serve("/*").with(GuiceContainer.class);
}
});
public class GuiceServletConfig extends GuiceServletContextListener {
@Override
protected Injector getInjector() {
return injector;
}
}
public TestRMWebServicesNodeLabels() {
super(new WebAppDescriptor.Builder(
"org.apache.hadoop.yarn.server.resourcemanager.webapp")
.contextListenerClass(GuiceServletConfig.class)
.filterClass(com.google.inject.servlet.GuiceFilter.class)
.contextPath("jersey-guice-filter").servletPath("/").build());
}
@Test
public void testNodeLabels() throws JSONException, Exception {
WebResource r = resource();
ClientResponse response;
JSONObject json;
JSONArray jarr;
String responseString;
// Add a label
response =
r.path("ws").path("v1").path("cluster")
.path("add-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"a\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("a", json.getString("nodeLabels"));
// Add another
response =
r.path("ws").path("v1").path("cluster")
.path("add-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"b\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
jarr = json.getJSONArray("nodeLabels");
assertEquals(2, jarr.length());
// Add labels to a node
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("replace-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\": [\"a\", \"b\"]}",
MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
LOG.info("posted node nodelabel");
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("get-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
jarr = json.getJSONArray("nodeLabels");
assertEquals(2, jarr.length());
// Replace
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("replace-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"a\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
LOG.info("posted node nodelabel");
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("get-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("a", json.getString("nodeLabels"));
// Replace labels using node-to-labels
NodeToLabelsInfo ntli = new NodeToLabelsInfo();
NodeLabelsInfo nli = new NodeLabelsInfo();
nli.getNodeLabels().add("a");
nli.getNodeLabels().add("b");
ntli.getNodeToLabels().put("nid:0", nli);
response =
r.path("ws").path("v1").path("cluster")
.path("replace-node-to-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity(toJson(ntli, NodeToLabelsInfo.class),
MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify, using node-to-labels
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-to-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
ntli = response.getEntity(NodeToLabelsInfo.class);
nli = ntli.getNodeToLabels().get("nid:0");
assertEquals(2, nli.getNodeLabels().size());
assertTrue(nli.getNodeLabels().contains("a"));
assertTrue(nli.getNodeLabels().contains("b"));
// Remove all
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("replace-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
LOG.info("posted node nodelabel");
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("get-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("", json.getString("nodeLabels"));
// Add a label back for auth tests
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("replace-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\": \"a\"}",
MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
LOG.info("posted node nodelabel");
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("get-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("a", json.getString("nodeLabels"));
// Auth fail replace labels on node
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("replace-labels")
.queryParam("user.name", notUserName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\": [\"a\", \"b\"]}",
MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("nodes").path("nid:0")
.path("get-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("a", json.getString("nodeLabels"));
// Fail to add a label with post
response =
r.path("ws").path("v1").path("cluster")
.path("add-node-labels").queryParam("user.name", notUserName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"c\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
jarr = json.getJSONArray("nodeLabels");
assertEquals(2, jarr.length());
// Remove cluster label (succeed, we no longer need it)
response =
r.path("ws").path("v1").path("cluster")
.path("remove-node-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"b\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
json = response.getEntity(JSONObject.class);
assertEquals("a", json.getString("nodeLabels"));
// Remove cluster label with post
response =
r.path("ws").path("v1").path("cluster")
.path("remove-node-labels")
.queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON)
.entity("{\"nodeLabels\":\"a\"}", MediaType.APPLICATION_JSON)
.post(ClientResponse.class);
// Verify
response =
r.path("ws").path("v1").path("cluster")
.path("get-node-labels").queryParam("user.name", userName)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
String res = response.getEntity(String.class);
assertTrue(res.equals("null"));
}
@SuppressWarnings("rawtypes")
private String toJson(Object nsli, Class klass) throws Exception {
StringWriter sw = new StringWriter();
JSONJAXBContext ctx = new JSONJAXBContext(klass);
JSONMarshaller jm = ctx.createJSONMarshaller();
jm.marshallToJSON(nsli, sw);
return sw.toString();
}
@SuppressWarnings({ "rawtypes", "unchecked" })
private Object fromJson(String json, Class klass) throws Exception {
StringReader sr = new StringReader(json);
JSONJAXBContext ctx = new JSONJAXBContext(klass);
JSONUnmarshaller jm = ctx.createJSONUnmarshaller();
return jm.unmarshalFromJSON(sr, klass);
}
}