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YARN-8474. Fixed ApiServiceClient kerberos negotiation. 

Contributed by Billie Rinaldi
This commit is contained in:
Eric Yang 2018-08-16 12:46:37 -04:00
parent cb21eaa026
commit 8990eaf592
3 changed files with 217 additions and 6 deletions
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57
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml
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@ -91,10 +91,18 @@
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-yarn-api</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-yarn-client</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-yarn-common</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-yarn-registry</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-yarn-server-common</artifactId>
@ -103,6 +111,14 @@
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-common</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-annotations</artifactId>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-auth</artifactId>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
@ -119,6 +135,42 @@
<groupId>javax.ws.rs</groupId>
<artifactId>jsr311-api</artifactId>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
</dependency>
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
</dependency>
<dependency>
<groupId>com.sun.jersey</groupId>
<artifactId>jersey-client</artifactId>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-server</artifactId>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-util</artifactId>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-servlet</artifactId>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-all</artifactId>
@ -155,6 +207,11 @@
<artifactId>curator-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-minikdc</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
</project>

83
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/src/main/java/org/apache/hadoop/yarn/service/client/ApiServiceClient.java
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@ -20,21 +20,28 @@
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.nio.charset.StandardCharsets;
import java.security.PrivilegedExceptionAction;
import java.text.MessageFormat;
import java.util.List;
import java.util.Map;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.UriBuilder;
import com.google.common.base.Preconditions;
import org.apache.commons.codec.binary.Base64;
import com.google.common.base.Strings;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authentication.client.AuthenticatedURL;
import org.apache.hadoop.security.authentication.client.AuthenticationException;
import org.apache.hadoop.security.authentication.util.KerberosUtil;
import org.apache.hadoop.yarn.api.ApplicationConstants;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ApplicationReport;
@ -53,6 +60,11 @@
import org.apache.hadoop.yarn.service.utils.ServiceApiUtil;
import org.apache.hadoop.yarn.util.RMHAUtils;
import org.eclipse.jetty.util.UrlEncoded;
import org.ietf.jgss.GSSContext;
import org.ietf.jgss.GSSException;
import org.ietf.jgss.GSSManager;
import org.ietf.jgss.GSSName;
import org.ietf.jgss.Oid;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -71,6 +83,7 @@
public class ApiServiceClient extends AppAdminClient {
private static final Logger LOG =
LoggerFactory.getLogger(ApiServiceClient.class);
private static final Base64 BASE_64_CODEC = new Base64(0);
protected YarnClient yarnClient;
@Override protected void serviceInit(Configuration configuration)
@ -80,6 +93,54 @@ public class ApiServiceClient extends AppAdminClient {
super.serviceInit(configuration);
}
/**
* Generate SPNEGO challenge request token.
*
* @param server - hostname to contact
* @throws IOException
* @throws InterruptedException
*/
String generateToken(String server) throws IOException, InterruptedException {
UserGroupInformation currentUser = UserGroupInformation.getCurrentUser();
LOG.debug("The user credential is {}", currentUser);
String challenge = currentUser
.doAs(new PrivilegedExceptionAction<String>() {
@Override
public String run() throws Exception {
try {
// This Oid for Kerberos GSS-API mechanism.
Oid mechOid = KerberosUtil.getOidInstance("GSS_KRB5_MECH_OID");
GSSManager manager = GSSManager.getInstance();
// GSS name for server
GSSName serverName = manager.createName("HTTP@" + server,
GSSName.NT_HOSTBASED_SERVICE);
// Create a GSSContext for authentication with the service.
// We're passing client credentials as null since we want them to
// be read from the Subject.
GSSContext gssContext = manager.createContext(
serverName.canonicalize(mechOid), mechOid, null,
GSSContext.DEFAULT_LIFETIME);
gssContext.requestMutualAuth(true);
gssContext.requestCredDeleg(true);
// Establish context
byte[] inToken = new byte[0];
byte[] outToken = gssContext.initSecContext(inToken, 0,
inToken.length);
gssContext.dispose();
// Base64 encoded and stringified token for server
LOG.debug("Got valid challenge for host {}", serverName);
return new String(BASE_64_CODEC.encode(outToken),
StandardCharsets.US_ASCII);
} catch (GSSException | IllegalAccessException
| NoSuchFieldException | ClassNotFoundException e) {
LOG.error("Error: {}", e);
throw new AuthenticationException(e);
}
}
});
return challenge;
}
/**
* Calculate Resource Manager address base on working REST API.
*/
@ -100,6 +161,7 @@ private String getRMWebAddress() {
for (String host : rmServers) {
try {
Client client = Client.create();
client.setFollowRedirects(false);
StringBuilder sb = new StringBuilder();
sb.append(scheme);
sb.append(host);
@ -116,8 +178,11 @@ private String getRMWebAddress() {
WebResource webResource = client
.resource(sb.toString());
if (useKerberos) {
AuthenticatedURL.Token token = new AuthenticatedURL.Token();
webResource.header("WWW-Authenticate", token);
String[] server = host.split(":");
String challenge = generateToken(server[0]);
webResource.header(HttpHeaders.AUTHORIZATION, "Negotiate " +
challenge);
LOG.debug("Authorization: Negotiate {}", challenge);
}
ClientResponse test = webResource.get(ClientResponse.class);
if (test.getStatus() == 200) {
@ -125,7 +190,8 @@ private String getRMWebAddress() {
break;
}
} catch (Exception e) {
LOG.debug("Fail to connect to: "+host, e);
LOG.info("Fail to connect to: "+host);
LOG.debug("Root cause: {}", e);
}
}
return scheme+rmAddress;
@ -218,8 +284,13 @@ private Builder getApiClient(String requestPath)
Builder builder = client
.resource(requestPath).type(MediaType.APPLICATION_JSON);
if (conf.get("hadoop.http.authentication.type").equals("kerberos")) {
AuthenticatedURL.Token token = new AuthenticatedURL.Token();
builder.header("WWW-Authenticate", token);
try {
URI url = new URI(requestPath);
String challenge = generateToken(url.getHost());
builder.header(HttpHeaders.AUTHORIZATION, "Negotiate " + challenge);
} catch (Exception e) {
throw new IOException(e);
}
}
return builder
.accept("application/json;charset=utf-8");

83
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/src/test/java/org/apache/hadoop/yarn/service/client/TestSecureApiServiceClient.java Normal file
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@ -0,0 +1,83 @@
/**
* 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.service.client;
import static org.junit.Assert.*;
import java.io.File;
import javax.security.sasl.Sasl;
import java.util.Map;
import java.util.HashMap;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.minikdc.KerberosSecurityTestcase;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.SaslRpcServer.QualityOfProtection;
import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
import org.junit.Before;
import org.junit.Test;
/**
* Test Spnego Client Login.
*/
public class TestSecureApiServiceClient extends KerberosSecurityTestcase {
private String clientPrincipal = "client";
private String server1Protocol = "HTTP";
private String server2Protocol = "server2";
private String host = "localhost";
private String server1Principal = server1Protocol + "/" + host;
private String server2Principal = server2Protocol + "/" + host;
private File keytabFile;
private Configuration conf = new Configuration();
private Map<String, String> props;
@Before
public void setUp() throws Exception {
keytabFile = new File(getWorkDir(), "keytab");
getKdc().createPrincipal(keytabFile, clientPrincipal, server1Principal,
server2Principal);
SecurityUtil.setAuthenticationMethod(AuthenticationMethod.KERBEROS, conf);
UserGroupInformation.setConfiguration(conf);
UserGroupInformation.setShouldRenewImmediatelyForTests(true);
props = new HashMap<String, String>();
props.put(Sasl.QOP, QualityOfProtection.AUTHENTICATION.saslQop);
}
@Test
public void testHttpSpnegoChallenge() throws Exception {
UserGroupInformation.loginUserFromKeytab(clientPrincipal, keytabFile
.getCanonicalPath());
ApiServiceClient asc = new ApiServiceClient();
String challenge = asc.generateToken("localhost");
assertNotNull(challenge);
}
}