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HADOOP-11243. SSLFactory shouldn't allow SSLv3. (Wei Yan via kasha) 

(cherry picked from commit 3c5f5af118)
This commit is contained in:
Karthik Kambatla 2014-10-28 18:03:00 -07:00
parent 720de7eb4c
commit 160aebcae2
4 changed files with 23 additions and 1 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -671,6 +671,8 @@ Release 2.6.0 - UNRELEASED
HADOOP-11217. Disable SSLv3 in KMS. (Robert Kanter via kasha)
HADOOP-11243. SSLFactory shouldn't allow SSLv3. (Wei Yan via kasha)
Release 2.5.1 - 2014-09-05
INCOMPATIBLE CHANGES

12
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/ssl/SSLFactory.java
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@ -66,6 +66,10 @@ public static enum Mode { CLIENT, SERVER }
public static final String KEYSTORES_FACTORY_CLASS_KEY =
"hadoop.ssl.keystores.factory.class";
public static final String SSL_ENABLED_PROTOCOLS =
"hadoop.ssl.enabled.protocols";
public static final String DEFAULT_SSL_ENABLED_PROTOCOLS = "TLSv1";
private Configuration conf;
private Mode mode;
private boolean requireClientCert;
@ -73,6 +77,8 @@ public static enum Mode { CLIENT, SERVER }
private HostnameVerifier hostnameVerifier;
private KeyStoresFactory keystoresFactory;
private String[] enabledProtocols = null;
/**
* Creates an SSLFactory.
*
@ -94,6 +100,9 @@ public SSLFactory(Mode mode, Configuration conf) {
= conf.getClass(KEYSTORES_FACTORY_CLASS_KEY,
FileBasedKeyStoresFactory.class, KeyStoresFactory.class);
keystoresFactory = ReflectionUtils.newInstance(klass, sslConf);
enabledProtocols = conf.getStrings(SSL_ENABLED_PROTOCOLS,
DEFAULT_SSL_ENABLED_PROTOCOLS);
}
private Configuration readSSLConfiguration(Mode mode) {
@ -122,7 +131,7 @@ public void init() throws GeneralSecurityException, IOException {
context = SSLContext.getInstance("TLS");
context.init(keystoresFactory.getKeyManagers(),
keystoresFactory.getTrustManagers(), null);
context.getDefaultSSLParameters().setProtocols(enabledProtocols);
hostnameVerifier = getHostnameVerifier(conf);
}
@ -185,6 +194,7 @@ public SSLEngine createSSLEngine()
sslEngine.setUseClientMode(false);
sslEngine.setNeedClientAuth(requireClientCert);
}
sslEngine.setEnabledProtocols(enabledProtocols);
return sslEngine;
}

8
hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
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@ -1365,6 +1365,14 @@ for ldap providers in the same way as above does.
</description>
</property>
<property>
<name>hadoop.ssl.enabled.protocols</name>
<value>TLSv1</value>
<description>
Protocols supported by the ssl.
</description>
</property>
<property>
<name>hadoop.jetty.logs.serve.aliases</name>
<value>true</value>

2
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/site/apt/EncryptedShuffle.apt.vm
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@ -53,6 +53,8 @@ Hadoop MapReduce Next Generation - Encrypted Shuffle
| <<<hadoop.ssl.server.conf>>> | <<<ss-server.xml>>> | Resource file from which ssl server keystore information will be extracted. This file is looked up in the classpath, typically it should be in Hadoop conf/ directory |
*--------------------------------------+---------------------+-----------------+
| <<<hadoop.ssl.client.conf>>> | <<<ss-client.xml>>> | Resource file from which ssl server keystore information will be extracted. This file is looked up in the classpath, typically it should be in Hadoop conf/ directory |
*--------------------------------------+---------------------+-----------------+
| <<<hadoop.ssl.enabled.protocols>>> | <<<TLSv1>>> | The supported SSL protocols (JDK6 can use <<TLSv1>>, JDK7+ can use <<TLSv1,TLSv1.1,TLSv1.2>>) |
*--------------------------------------+---------------------+-----------------+
<<IMPORTANT:>> Currently requiring client certificates should be set to false.