ZFS does not have a filesystem_path() method, so the default
implementation for qemu_blockdev_options() cannot be re-used. This is
most likely, because snapshots are currently not directly accessible
via a filesystem path in the Proxmox VE storage layer.
Signed-off-by: Fiona Ebner <f.eb...@proxmox.com>
---
Changes in v4:
* Assert that volname is not a subvol.
src/PVE/Storage/ZFSPoolPlugin.pm | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/src/PVE/Storage/ZFSPoolPlugin.pm b/src/PVE/Storage/ZFSPoolPlugin.pm
index 713d26f..86c52ea 100644
--- a/src/PVE/Storage/ZFSPoolPlugin.pm
+++ b/src/PVE/Storage/ZFSPoolPlugin.pm
@@ -162,6 +162,20 @@ sub path {
return ($path, $vmid, $vtype);
}
+sub qemu_blockdev_options {
+ my ($class, $scfg, $storeid, $volname) = @_;
+
+ my $format = ($class->parse_volname($volname))[6];
+
+ die "volume '$volname' not usable as VM image\n" if $format ne 'raw';
+
+ my ($path) = $class->path($scfg, $volname, $storeid);
+
+ my $blockdev = { driver => 'host_device', filename => $path };
+
+ return $blockdev;
+}
+
sub zfs_request {
my ($class, $scfg, $timeout, $method, @params) = @_;
--
2.47.2
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