image convert: allow block device as source

Necessary to import from an existing storage using block-device
volumes like ZFS.

Signed-off-by: Dominic Jäger <d.jaeger@proxmox.com>
[split into its own patch]
Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>

diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 33f226e6675de134bae8c1c0ef5455933967c367..6a9f6b317f06e77d680b292770b0b2a26a44752f 100644 (file)
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -7280,7 +7280,7 @@ sub qemu_img_convert {
        $src_path = PVE::Storage::path($storecfg, $src_volid, $snapname);
        $src_is_iscsi = ($src_path =~ m|^iscsi://|);
        $cachemode = 'none' if $src_scfg->{type} eq 'zfspool';
-    } elsif (-f $src_volid) {
+    } elsif (-f $src_volid || -b $src_volid) {
        $src_path = $src_volid;
        if ($src_path =~ m/\.($PVE::QemuServer::Drive::QEMU_FORMAT_RE)$/) {
            $src_format = $1;