run unittests failed for ceilometer.conf.sample is not up to date

[Liusheng]

I have did next steps in /opt/stack/ceilometer:

1. git checkout master
2.git pull
3.tox -e py27

It will raise an error like this:

======================================================================
FAIL: process-returncode
tags: worker-1
----------------------------------------------------------------------
Binary content:
  traceback (test/plain; charset="utf8")
Ran 3036 (+3032) tests in 82.630s (+81.465s)
FAILED (id=56, failures=8 (+8), skips=1298)
error: testr failed (1)
+ clean_exit
+ local error_code=1
+ rm -rf /tmp/CEILO-MONGODB-3uBWl
++ jobs -p
+ kill 27711 27751
+ return 1
ERROR: InvocationError: '/bin/bash -x /opt/stack/ceilometer/setup-test-env.sh python setup.py testr --slowest --testr-args='
py27 runtests: commands[1] | /opt/stack/ceilometer/tools/config/check_uptodate.sh
--- /tmp/ceilometer.msYqvx/ceilometer.conf.sample 2014-03-17 17:56:22.075330101 +0800
+++ etc/ceilometer/ceilometer.conf.sample 2014-03-17 17:18:31.059360962 +0800
@@ -363,7 +363,7 @@

 # The RabbitMQ broker address where a single node is used
 # (string value)
-#rabbit_host=ceilometer
+#rabbit_host=localhost

 # The RabbitMQ broker port where a single node is used
 # (integer value)
@@ -407,7 +407,7 @@
 #

 # Qpid broker hostname (string value)
-#qpid_hostname=ceilometer
+#qpid_hostname=localhost

 # Qpid broker port (integer value)
 #qpid_port=5672
check_uptodate.sh: ceilometer.conf.sample is not up to date.
check_uptodate.sh: Please run /opt/stack/ceilometer/tools/config/generate_sample.sh.
ERROR: InvocationError: '/opt/stack/ceilometer/tools/config/check_uptodate.sh'
_________________________________________________________________________________________________________________ summary _____
ERROR: py27: commands failed

[Julien Danjou (jdanjou)]

Works fine on OpenStack CI.