From 4c6c642353e62e1d0710376074c8e437db3337d7 Mon Sep 17 00:00:00 2001
From: Alexandre Derumier <aderumier@odiso.com>
Date: Thu, 6 Sep 2012 10:28:02 +0200
Subject: [PATCH] nexenta: add volume_snapshot_rollback

Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
---
 PVE/Storage/NexentaPlugin.pm | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/PVE/Storage/NexentaPlugin.pm b/PVE/Storage/NexentaPlugin.pm
index af2c4c6..04fb09f 100644
--- a/PVE/Storage/NexentaPlugin.pm
+++ b/PVE/Storage/NexentaPlugin.pm
@@ -344,4 +344,17 @@ sub volume_snapshot {
     return undef;
 }
 
+sub volume_snapshot_rollback {
+    my ($class, $scfg, $storeid, $volname, $snap) = @_;
+
+    eval { nexenta_delete_lu($volname, $scfg); };
+
+    my $json = '{"method": "rollback","object" : "snapshot","params": ["'.$scfg->{pool}.'/'.$volname.'@'.$snap.'", ""]}';
+    nexenta_request($scfg, $json);
+    
+    eval { nexenta_create_lu($volname, $scfg); };
+
+    nexenta_add_lun_mapping_entry($volname, $scfg);
+}
+
 1;