ceph-volume: add new method in api/lvm.py

The method determines whether given LV is managed by Ceph or not.

Signed-off-by: Rishabh Dave <ridave@redhat.com>
(cherry picked from commit 876244b6ab2cf1fbd724fd33966501a3366c6d3f)

diff --git a/src/ceph-volume/ceph_volume/api/lvm.py b/src/ceph-volume/ceph_volume/api/lvm.py
index 4e98b0ebe24c7bfaf6001d6593d1d9aad4837a04..3d8312fb4a5806f040e9e7f5ef868b9273bb6981 100644 (file)
--- a/src/ceph-volume/ceph_volume/api/lvm.py
+++ b/src/ceph-volume/ceph_volume/api/lvm.py
@@ -267,6 +267,16 @@ def dmsetup_splitname(dev):
     return _splitname_parser(out)
 
 
+def is_ceph_device(lv):
+    try:
+        lv.tags['ceph.osd_id']
+    except (KeyError, AttributeError):
+        logger.warning('device is not part of ceph: %s', lv)
+        return False
+
+    return True
+
+
 ####################################
 #
 # Code for LVM Physical Volumes