[ACCUMULO-3801] Mini will not start because of jar sealing issue

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Labels: 1.7.0_QA
• Assignee: Keith Turner
• Reporter: Keith Turner
• Created: 12/May/15 14:30
• Updated: 02/Jun/16 23:40
• Resolved: 12/May/15 16:06

Description

Tried building Fluo against 1.7.0 RC2. Fluo runs mini accumulo testing. Mini Accumulo's Tservers failed to start w/ the following exception.

2015-05-12 09:55:06,377 [tserver.TabletServer] ERROR: Uncaught exception in TabletServer.main, exiting
java.lang.SecurityException: sealing violation: package org.apache.accumulo.server is sealed
        at java.net.URLClassLoader.getAndVerifyPackage(URLClassLoader.java:388)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:417)
        at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
        at org.apache.accumulo.tserver.TabletServer.<init>(TabletServer.java:260)
        at org.apache.accumulo.tserver.TabletServer.main(TabletServer.java:2955)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.accumulo.start.Main$2.run(Main.java:130)
        at java.lang.Thread.run(Thread.java:745)

The issue was caused by the tserver jar having org.apache.accumulo.server.GarbageCollectionLogger

$ for x in `find . -name "*.jar"`; do echo $x;  jar -tf $x | grep "org/apache/accumulo/server"; done
./accumulo-start/1.7.0/accumulo-start-1.7.0.jar
./accumulo-core/1.7.0/accumulo-core-1.7.0.jar
./accumulo-minicluster/1.7.0/accumulo-minicluster-1.7.0.jar
./accumulo-proxy/1.7.0/accumulo-proxy-1.7.0.jar
./accumulo-tserver/1.7.0/accumulo-tserver-1.7.0.jar
org/apache/accumulo/server/
org/apache/accumulo/server/GarbageCollectionLogger.class
./accumulo-maven-plugin/1.7.0/accumulo-maven-plugin-1.7.0.jar
./accumulo-tracer/1.7.0/accumulo-tracer-1.7.0.jar
./accumulo-shell/1.7.0/accumulo-shell-1.7.0.jar
./accumulo-server-base/1.7.0/accumulo-server-base-1.7.0.jar
org/apache/accumulo/server/
org/apache/accumulo/server/rpc/
org/apache/accumulo/server/fs/
org/apache/accumulo/server/watcher/
  .
  .
  .

Issue Links

• is related to: ACCUMULO-4321 Sealing violation when running ShellServerIT
• relates to: ACCUMULO-3804 Seal jars by default