Description of problem:
I run following command and I received traceback on Satellite with Oracle db.

>> rhn-satellite-activate --manifest=/root/manifest.zip -vvv
09:59:13 HTTP_PROXY: None
09:59:13 HTTP_PROXY_USERNAME: None
09:59:13 HTTP_PROXY_PASSWORD: <password>

ERROR: unhandled exception occurred:
Traceback (most recent call last):
  File "/usr/bin/rhn-satellite-activate", line 39, in <module>
    sys.exit(abs(mod.main() or 0))
  File "/usr/lib/python2.6/site-packages/spacewalk/satellite_tools/rhn_satellite_activate.py", line 475, in main
    cdn_activate = cdn_activation.Activation(options.manifest)
  File "/usr/lib/python2.6/site-packages/spacewalk/cdn_tools/activation.py", line 36, in __init__
    rhnSQL.initDB()
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/__init__.py", line 145, in initDB
    __init__DB(backend, host, port, username, password, database, sslmode, sslrootcert)
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/__init__.py", line 57, in __init__DB
    __DB.connect()
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_cx_Oracle.py", line 407, in connect
    self.dbh = self._connect()
  File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_cx_Oracle.py", line 434, in _connect
    dbh = cx_Oracle.Connection(self.username, self.password, self.database)
cx_Oracle.InterfaceError: Unable to acquire Oracle environment handle


Version-Release number of selected component (if applicable):
spacewalk-backend-tools-2.5.3-123.el6sat.noarch

How reproducible:
only on oracle

Steps to Reproduce:
1. run command with verbose
>> rhn-satellite-activate --manifest=/root/manifest.zip -vvv 

Actual results:
traceback

Expected results:
without traceback