ceph-volume: fix TypeError exception when setting osds-per-device > 1

osds-per-device needs to be passed to run_command as a string.
Otherwise, expandvars method will try to iterate over an integer.

Signed-off-by: Maciej Naruszewicz <maciej.naruszewicz@intel.com>

diff --git a/library/ceph_volume.py b/library/ceph_volume.py
index 8c4c59c2ea64c252c974916ebbfc8adee76ed2ca..43b3eebf7f3d28ef17b43c1ef1d3fdeb365a2320 100644 (file)
--- a/library/ceph_volume.py
+++ b/library/ceph_volume.py
@@ -298,7 +298,7 @@ def batch(module, container_image):
         cmd.append('--dmcrypt')
 
     if osds_per_device > 1:
-        cmd.extend(['--osds-per-device', osds_per_device])
+        cmd.extend(['--osds-per-device', str(osds_per_device)])
 
     if objectstore == 'filestore':
         cmd.extend(['--journal-size', journal_size])