Add helper for creating rbd-mirror key

tox: Remove cleanup of Python object files as this breaks
in the upstream gate.

tox: While at it migrate from os-testr to stestr.

Change-Id: I1bad5311ed034188a78dc67b493c22bff7ce4f7d

.stestr.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=./unit_tests
+top_dir=./

.testr.conf

@@ -1,8 +0,0 @@
-[DEFAULT]
-test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
-             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
-             OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-60} \
-             ${PYTHON:-python} -m subunit.run discover -t ./ ./unit_tests $LISTOPT $IDOPTION
-
-test_id_option=--load-list $IDFILE
-test_list_option=--list

ceph/utils.py

@@ -1132,6 +1132,15 @@ osd_upgrade_caps = collections.OrderedDict([
              ])
 ])
 
+rbd_mirror_caps = collections.OrderedDict([
+    ('mon', ['profile rbd']),
+    ('osd', ['profile rbd']),
+])
+
+
+def get_rbd_mirror_key(name):
+    return get_named_key(name=name, caps=rbd_mirror_caps)
+
 
 def create_named_keyring(entity, name, caps=None):
     caps = caps or _default_caps

test-requirements.txt

@@ -5,6 +5,6 @@ coverage>=3.6
 nose
 mock>=1.2
 flake8>=2.2.4,<=2.4.1
-os-testr>=0.4.1
+stestr
 requests==2.6.0
 netifaces

tox.ini

@@ -7,14 +7,9 @@ skip_missing_interpreters = True
 setenv = VIRTUAL_ENV={envdir}
 install_command =
   pip install {opts} {packages}
-commands = find . -type f -name "*.py[c|o]" -delete
-           find . -type d -name "__pycache__" -delete
-           rm -f .testrepository/times.dbm
-           ostestr {posargs}
+commands =
+  stestr run {posargs}
 sitepackages = False
-whitelist_externals =
-    find
-    rm
 
 [testenv:py27]
 # ceph charms are Python3-only, but py27 unit test target

unit_tests/test_utils.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import collections
 import unittest
 
 from mock import (
@@ -804,6 +805,17 @@ class CephTestCase(unittest.TestCase):
         self.assertEqual(utils._partition_name('/dev/mmcblk0'),
                          '/dev/mmcblk0p1')
 
+    @patch.object(utils, 'get_named_key')
+    def test_get_rbd_mirror_key(self, _get_named_key):
+        utils.get_rbd_mirror_key('someid')
+        _get_named_key.assert_called_once_with(
+            name='someid',
+            caps=collections.OrderedDict([
+                ('mon', ['profile rbd']),
+                ('osd', ['profile rbd']),
+            ])
+        )
+
 
 class CephVolumeSizeCalculatorTestCase(unittest.TestCase):