targets/TargetSSHLXCLVM: generate random snapshot name

1 files changed, 3 insertions, 2 deletions

diff --git a/lbup/targets.py b/lbup/targets.py
index 9801bc4..352bd3d 100644
--- a/lbup/targets.py
+++ b/lbup/targets.py
@@ -4,6 +4,7 @@ import contextlib
 import errno
 import logging
 import re
+import secrets
 import socket
 import subprocess
 
@@ -286,8 +287,8 @@ class TargetSSHLXCLVM(TargetSSH):
             if len(lv_name) < 1 or len(vg_name) < 1:
                 raise BackupException('Unexpected LV/VG name: %s\t%s' % (lv_name, vg_name))
 
-            # create a read-only snapshot
-            snapshot_name = 'lbup_' + lv_name
+            # create a read-only snapshot with a random name
+            snapshot_name = secrets.token_urlsafe()[:15]
             self._paramiko_exec_cmd(parent,
                 'lvcreate --permission r --snapshot -L {size} -n {name} {origin}'
                 .format(size = self._snapshot_size, name = snapshot_name,