Rework test requirements

Author: lmlg

src/test-requirements.txt

@@ -8,6 +8,5 @@
 tox
 
 # Functional Test Requirements (let Zaza's dependencies solve all dependencies here!)
-git+https://github.com/openstack-charmers/zaza.git#egg=zaza
-#git+https://github.com/openstack-charmers/zaza-openstack-tests.git#egg=zaza.openstack
-git+https://github.com/lmlg/zaza-openstack-tests.git@ceph-fs-standalone#egg=zaza.openstack
+git+https://github.com/openstack-charmers/zaza.git@stable/ussuri#egg=zaza
+git+https://github.com/openstack-charmers/zaza-openstack-tests.git@stable/ussuri#egg=zaza.openstack

src/tests/configure.py

@@ -0,0 +1,33 @@
+import zaza.model as zaza_model
+
+def setup_osd_standalone():
+    """Perform the necessary steps to setup a single OSD."""
+    cmds = ['sudo ceph osd crush rule rm replicated_rule',
+            'sudo ceph osd crush rule create-replicated replicated_rule '
+            'default osd',
+            'sudo ceph osd erasure-code-profile rm default',
+            'sudo ceph osd erasure-code-profile set default '
+            'plugin=jerasure k=2 m=1 crush-failure-domain=osd']
+    for cmd in cmds:
+        zaza_model.run_on_unit('ceph-mon/0', cmd)
+
+    loops = []
+    for file in ('l1', 'l2', 'l3'):
+        zaza_model.run_on_unit('ceph-osd/0', 'touch %s' % file)
+        zaza_model.run_on_unit('ceph-osd/0', 'truncate --size 2G ./%s' % file)
+        out = zaza_model.run_on_unit('ceph-osd/0',
+                                     'sudo losetup -fP --show ./%s' % file)
+        loops.append(out['Stdout'].strip())
+
+    for loop in loops:
+        zaza_model.run_action_on_leader('ceph-osd', 'add-disk',
+                                        action_params={'osd-devices': loop})
+
+    states = None
+    try:
+        zaza_model.get_application('ubuntu')
+        states = {'ubuntu': {'workload-status-message': ''}}
+    except KeyError:
+        pass
+
+    zaza_model.wait_for_application_states(states=states)

src/tests/tests.yaml

@@ -1,6 +1,6 @@
 charm_name: ceph-fs
 configure:
-  - zaza.openstack.charm_tests.ceph.osd.tests.setup_osd_standalone
+  - tests.configure.setup_osd_standalone
 tests:
   - zaza.openstack.charm_tests.ceph.fs.tests.CephFSTests
   - zaza.openstack.charm_tests.ceph.fs.tests.CharmOperationTest