From e6795b8906854f2e39492dede6fb2a595917612b Mon Sep 17 00:00:00 2001
From: Ivan Kolodyazhny <e0ne@e0ne.info>
Date: Wed, 19 Aug 2020 14:42:32 +0300
Subject: [PATCH] Deprecate TSM Backup driver

TSM Driver seems to be broken for a while [1] and is not supported
anymore.

[1] https://review.opendev.org/#/q/Ie67d919f8f59572268f1f07946fb2d2f14a851f1

Change-Id: I33bbe4f50040096b71bb1540b87dc10d575b46b4
---
 cinder/backup/drivers/tsm.py                                | 6 ++++++
 .../notes/deprecate-tsm-backup-driver-8be0c78ec1a9d6dc.yaml | 5 +++++
 2 files changed, 11 insertions(+)
 create mode 100644 releasenotes/notes/deprecate-tsm-backup-driver-8be0c78ec1a9d6dc.yaml

diff --git a/cinder/backup/drivers/tsm.py b/cinder/backup/drivers/tsm.py
index c0d1db58d09..848d05950c1 100644
--- a/cinder/backup/drivers/tsm.py
+++ b/cinder/backup/drivers/tsm.py
@@ -32,6 +32,7 @@ import stat
 from oslo_concurrency import processutils
 from oslo_config import cfg
 from oslo_log import log as logging
+from oslo_log import versionutils
 
 from cinder.backup import driver
 from cinder import exception
@@ -275,6 +276,11 @@ class TSMBackupDriver(driver.BackupDriver):
         return tsm_opts
 
     def check_for_setup_error(self):
+        versionutils.report_deprecated_feature(
+            LOG,
+            "Cinder TSM Backup Driver is deprecated and will be removed "
+            "in Wallaby release. Please, migrate you backups to a supported "
+            "backend.")
         required_flags = ['backup_share']
         for flag in required_flags:
             val = getattr(CONF, flag, None)
diff --git a/releasenotes/notes/deprecate-tsm-backup-driver-8be0c78ec1a9d6dc.yaml b/releasenotes/notes/deprecate-tsm-backup-driver-8be0c78ec1a9d6dc.yaml
new file mode 100644
index 00000000000..825075ebfc8
--- /dev/null
+++ b/releasenotes/notes/deprecate-tsm-backup-driver-8be0c78ec1a9d6dc.yaml
@@ -0,0 +1,5 @@
+---
+deprecations:
+  - |
+    Cinder TSM Backup Driver is deprecated and will be removed in Wallaby
+    release.