[MAPREDUCE-3677] If "hadoop.security.authorization" is set to true, NM is not starting.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 0.23.0
• Component/s: nodemanager
• Target Version/s: 0.23.0
• Assignee: Chen He Assign to me
• Reporter: Ramgopal N
• Created: 16/Jan/12 10:10
• Updated: 25/Apr/14 16:35
• Resolved: 25/Apr/14 16:35

Description

I have the hadoop cluster setup with root user.Accidentally i have set hadoop.security.authorization to true.I have not set any permissions in policy.xml.When i am trying to start the NM with root user ...it is throwing the following error

Exception in thread "main" java.lang.NoClassDefFoundError: nodemanager
Caused by: java.lang.ClassNotFoundException: nodemanager
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:303)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:316)
Could not find the main class: nodemanager. Program will exit.