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mod_cluster SSL setup/implementation (JBoss AS --> httpd)
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created by <a href="https://community.jboss.org/people/jicken">Torben Jaeger</a> in <i>Clustering Development</i> - <a href="https://community.jboss.org/message/804615#804615">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have little problems with how the password attribute of the ssl element in the JBoss AS7 modcluster subsystem is used.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Let's say we already have a truststore defined using system properties:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;"><system-properties></span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;"><property name="javax.net.ssl.trustStore" value="${jboss.server.config.dir}/certs/myCA.jks"/></span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;"><property name="javax.net.ssl.trustStorePassword" value="mypasswd"/></span></p><p><span style="background-color: #ffffff; font-family: serif; font-size: 12pt;"><span style="color: #000000; font-family: 'andale mono', times; font-size: medium; text-align: -webkit-auto; background-color: #ffffff;"></system-properties></span><br/></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>In addition I have different keystores for the client certificates with different passwords.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>If the password is used in the subsystem config, <span style="color: #000000; font-family: serif; font-size: medium; text-align: -webkit-auto; background-color: #ffffff;">ModClusterSubsystemAdd.java</span> (as shown below) will overwrite my settings which will lead to exceptions b/c my truststore cannot be read anymore.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">if (password.isDefined()) {</span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">config.setSslTrustStorePassword(password.asString());</span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">config.setSslKeyStorePassword(password.asString());</span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">}</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>This fact gives me two options:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>1. I will set a password in the ssl element</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>This means I have to duplicate my already existing CA truststore and use the same password I am using for my client certificate keystore.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>2. I do not set a password.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>My truststore can be read w/o modification, BUT my keystore has to use the default "changeit" password which needs considering due to security implications.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>This is in <span style="color: #000000; font-family: serif; font-size: medium; text-align: -webkit-auto; background-color: #ffffff;">ModClusterConfig.java</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #000000; font-family: 'andale mono', times; font-size: medium; text-align: -webkit-auto; background-color: #ffffff;">private String sslKeyStorePassword = "changeit";</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt; text-align: -webkit-auto; background-color: #ffffff;">What I'd like to discuss is:</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #000000; text-align: -webkit-auto; font-size: 10pt; background-color: #ffffff; font-family: arial, helvetica, sans-serif;">1. Guard the truststore password set in <span style="color: #000000; font-family: serif; font-size: medium; text-align: -webkit-auto; background-color: #ffffff;">ModClusterSubsystemAdd.java</span></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">if (System.getProperty("javax.net.ssl.trustStorePassword") == null) {</span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">     config.setSslTrustStorePassword(password.asString());</span></p><p><span style="background-color: #ffffff; font-family: 'andale mono', times; font-size: 12pt;">}</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #000000; text-align: -webkit-auto; font-size: 10pt; background-color: #ffffff; font-family: arial, helvetica, sans-serif;">2. use the javax.net.ssl.keyStore* system properties like it's done for the javax.net.ssl.trustStore* ones</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-align: -webkit-auto; color: #000000; font-size: medium; background-color: #ffffff; font-family: 'andale mono', times;">private String sslKeyStorePassword = System.getProperty("javax.net.ssl.keyStorePassword");</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-align: -webkit-auto; color: #000000; font-size: 10pt; background-color: #ffffff; font-family: arial, helvetica, sans-serif;">What do you think?</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-align: -webkit-auto; color: #000000; font-size: 10pt; background-color: #ffffff; font-family: arial, helvetica, sans-serif;">Thx, </span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-align: -webkit-auto; color: #000000; font-size: medium; background-color: #ffffff; font-family: 'andale mono', times;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;">Torben</span><br/></span></p></div>
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