patches/openstack/cinder/storpool-rm-backup.patch

From 7244e7f90e414a5853959877722f8b35461f5549 Mon Sep 17 00:00:00 2001
From: Peter Penchev <openstack-dev@storpool.com>
Date: Mon, 11 May 2020 11:02:53 +0300
Subject: [PATCH 5/8] StorPool driver: remove the obsolete backup_volume()

Follow suit with I984de3df803f12dbb95e3309e668b3fbd519e70f.

Change-Id: Ia172452fd7c96dccfe54789d868fcf7b748322a3
---
 cinder/volume/drivers/storpool.py | 30 +-----------------------------
 1 file changed, 1 insertion(+), 29 deletions(-)

diff --git a/cinder/volume/drivers/storpool.py b/cinder/volume/drivers/storpool.py
index 56b4070bc..d76957c88 100644
--- a/cinder/volume/drivers/storpool.py
+++ b/cinder/volume/drivers/storpool.py
@@ -95,6 +95,7 @@ class StorPoolDriver(driver.VolumeDriver):
                   connector will handle this.
                 - Detach temporary snapshots and volumes after copying data
                   to or from from Glance images.
+                - Drop backup_volume()
     """
 
     VERSION = '2.0.0'
@@ -318,35 +319,6 @@ class StorPoolDriver(driver.VolumeDriver):
             'pools': pools
         }
 
-    def backup_volume(self, context, backup, backup_service):
-        volume = self.db.volume_get(context, backup['volume_id'])
-        req_id = context.request_id
-        volname = self._attach.volumeName(volume['id'])
-        name = self._attach.volsnapName(volume['id'], req_id)
-        try:
-            self._attach.api().snapshotCreate(volname, {'name': name})
-        except spapi.ApiError as e:
-            raise self._backendException(e)
-        self._attach.add(req_id, {
-            'volume': name,
-            'type': 'backup',
-            'id': req_id,
-            'rights': 1,
-            'volsnap': True
-        })
-        try:
-            return super(StorPoolDriver, self).backup_volume(
-                context, backup, backup_service)
-        finally:
-            self._attach.remove(req_id)
-            try:
-                self._attach.api().snapshotDelete(name)
-            except spapi.ApiError as e:
-                LOG.error(
-                    'Could not remove the temp snapshot %(name)s for '
-                    '%(vol)s: %(err)s',
-                    {'name': name, 'vol': volname, 'err': e})
-
     def copy_volume_to_image(self, context, volume, image_service, image_meta):
         req_id = context.request_id
         volname = self._attach.volumeName(volume['id'])
-- 
2.35.1