1 files changed, 88 insertions, 0 deletions
diff --git a/src/ceph-volume/ceph_volume/devices/lvm/deactivate.py b/src/ceph-volume/ceph_volume/devices/lvm/deactivate.py
new file mode 100644
index 000000000..46846a1dc
--- /dev/null
+++ b/src/ceph-volume/ceph_volume/devices/lvm/deactivate.py
@@ -0,0 +1,88 @@
+import argparse
+import logging
+import sys
+from textwrap import dedent
+from ceph_volume import conf
+from ceph_volume.util import encryption, system
+from ceph_volume.api.lvm import get_lvs_by_tag
+
+logger = logging.getLogger(__name__)
+
+
+def deactivate_osd(osd_id=None, osd_uuid=None):
+
+    lvs = []
+    if osd_uuid is not None:
+        lvs = get_lvs_by_tag('ceph.osd_fsid={}'.format(osd_uuid))
+        osd_id = next(lv.tags['ceph.osd_id'] for lv in lvs)
+    else:
+        lvs = get_lvs_by_tag('ceph.osd_id={}'.format(osd_id))
+
+    data_lv = next(lv for lv in lvs if lv.tags['ceph.type'] in ['data', 'block'])
+
+    conf.cluster = data_lv.tags['ceph.cluster_name']
+    logger.debug('Found cluster name {}'.format(conf.cluster))
+
+    tmpfs_path = '/var/lib/ceph/osd/{}-{}'.format(conf.cluster, osd_id)
+    system.unmount_tmpfs(tmpfs_path)
+
+    for lv in lvs:
+        if lv.tags.get('ceph.encrypted', '0') == '1':
+            encryption.dmcrypt_close(lv.lv_uuid)
+
+
+class Deactivate(object):
+
+    help = 'Deactivate OSDs'
+
+    def deactivate(self, args=None):
+        if args:
+            self.args = args
+        try:
+            deactivate_osd(self.args.osd_id, self.args.osd_uuid)
+        except StopIteration:
+            logger.error(('No data or block LV found for OSD'
+                          '{}').format(self.args.osd_id))
+            sys.exit(1)
+
+    def __init__(self, argv):
+        self.argv = argv
+
+    def main(self):
+        sub_command_help = dedent("""
+        Deactivate unmounts and OSDs tmpfs and closes any crypt devices.
+
+            ceph-volume lvm deactivate {ID} {FSID}
+
+        """)
+        parser = argparse.ArgumentParser(
+            prog='ceph-volume lvm deactivate',
+            formatter_class=argparse.RawDescriptionHelpFormatter,
+            description=sub_command_help,
+        )
+
+        parser.add_argument(
+            'osd_id',
+            nargs='?',
+            help='The ID of the OSD'
+        )
+        parser.add_argument(
+            'osd_uuid',
+            nargs='?',
+            help='The UUID of the OSD, similar to a SHA1, takes precedence over osd_id'
+        )
+        # parser.add_argument(
+        #     '--all',
+        #     action='store_true',
+        #     help='Deactivate all OSD volumes found in the system',
+        # )
+        if len(self.argv) == 0:
+            print(sub_command_help)
+            return
+        args = parser.parse_args(self.argv)
+        # Default to bluestore here since defaulting it in add_argument may
+        # cause both to be True
+        if not args.osd_id and not args.osd_uuid:
+            raise ValueError(('Can not identify OSD, pass either all or'
+                             'osd_id or osd_uuid'))
+        self.deactivate(args)