[pve-devel] [PATCH 1/8] storage: add volume_lock && volume_unlock

[Alexandre Derumier]

Signed-off-by: Alexandre Derumier <aderumier at odiso.com>
---
 PVE/Storage.pm |   30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/PVE/Storage.pm b/PVE/Storage.pm
index b13df21..152ef87 100755
--- a/PVE/Storage.pm
+++ b/PVE/Storage.pm
@@ -183,6 +183,36 @@ sub volume_snapshot_delete {
     }
 }
 
+sub volume_lock {
+    my ($cfg, $volid, $snap) = @_;
+
+    my ($storeid, $volname) = parse_volume_id($volid, 1);
+    if ($storeid) {
+        my $scfg = storage_config($cfg, $storeid);
+        my $plugin = PVE::Storage::Plugin->lookup($scfg->{type});
+        return $plugin->volume_lock($scfg, $storeid, $volname, $snap);
+    } elsif ($volid =~ m|^(/.+)$| && -e $volid) {
+        die "lock a device is not possible";
+    } else {
+        die "can't lock";
+    }
+}
+
+sub volume_unlock {
+    my ($cfg, $volid, $snap) = @_;
+
+    my ($storeid, $volname) = parse_volume_id($volid, 1);
+    if ($storeid) {
+        my $scfg = storage_config($cfg, $storeid);
+        my $plugin = PVE::Storage::Plugin->lookup($scfg->{type});
+        return $plugin->volume_unlock($scfg, $storeid, $volname, $snap);
+    } elsif ($volid =~ m|^(/.+)$| && -e $volid) {
+        die "unlock a device is not possible";
+    } else {
+        die "can't unlock";
+    }
+}
+
 sub get_image_dir {
     my ($cfg, $storeid, $vmid) = @_;
 
-- 
1.7.10.4