Chapter 8: Web Application Administration In a User Database Realm, the usernames and their supporting information are stored in memory and are initialized at startup from an XML configuration file ( $CATALINA_HOME/conf/tomcat-users.xml) kept on the file system. This file needs to be edited to add a user with a role of manager. In the following entry, the username and password for this role are adminand secret , respectively: … … Tomcat now needs to be restarted to make it reread the tomcat-users.xml file. To determine whether the manager application setup was successful, browse to the default Tomcat URL ( http:// localhost:8080), and click the Tomcat Manager link, or go directly to the manager application URL http://localhost:8080/manager/html. The user is then prompted for a username and password. After entering the values set in the tomcat-users.xml file, the Web page of the manager application shown in Figure 8-1 should be displayed. Figure 8-1: The Tomcat Web Application Manager Keeping the password for the manager application in clear text may be okay for a development environment, but not suitable for anything else. The Security Considerations section at the end of the chapter addresses this and other security concerns.
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