!104 add udf-filesystem support

From: @han_hui_hui 
Reviewed-by: @t_feng 
Signed-off-by: @t_feng

backport-Add-a-basic-read-only-support-for-UDF-filesystem.patch

@@ -0,0 +1,79 @@
+From bc7366a03e86a3ea0402dc34ddedbc971b82e2c1 Mon Sep 17 00:00:00 2001
+From: Vojtech Trefny <vtrefny@redhat.com>
+Date: Mon, 21 Nov 2022 11:04:40 +0100
+Subject: [PATCH] Add a basic read-only support for UDF filesystem
+
+Conflict:del doc and tests
+Reference:https://github.com/storaged-project/blivet/commit/bc7366a03e86a3ea0402dc34ddedbc971b82e2c1
+
+---
+ blivet/formats/fs.py                        | 12 ++++++++++++
+ blivet/populator/helpers/disklabel.py       |  2 +-
+ blivet/populator/helpers/partition.py       |  2 +-
+ blivet/tasks/fsmount.py                     |  4 ++++
+ 4 files changed, 18 insertions(+), 2 deletions(-)
+
+diff --git a/blivet/formats/fs.py b/blivet/formats/fs.py
+index 8c346aa53..8df881b82 100644
+--- a/blivet/formats/fs.py
++++ b/blivet/formats/fs.py
+@@ -1338,6 +1338,18 @@ class Iso9660FS(FS):
+ register_device_format(Iso9660FS)
+ 
+ 
++class UDFFS(FS):
++
++    """ UDF filesystem. """
++    _type = "udf"
++    _modules = ["udf"]
++    _supported = True
++    _mount_class = fsmount.UDFFSMount
++
++
++register_device_format(UDFFS)
++
++
+ class NoDevFS(FS):
+ 
+     """ nodev filesystem base class """
+diff --git a/blivet/populator/helpers/disklabel.py b/blivet/populator/helpers/disklabel.py
+index db10638ef..842cd3081 100644
+--- a/blivet/populator/helpers/disklabel.py
++++ b/blivet/populator/helpers/disklabel.py
+@@ -42,7 +42,7 @@ def match(cls, data, device):
+         # XXX ignore disklabels on multipath or biosraid member disks
+         return (bool(udev.device_get_disklabel_type(data)) and
+                 not udev.device_is_biosraid_member(data) and
+-                udev.device_get_format(data) != "iso9660" and
++                udev.device_get_format(data) not in ("iso9660", "udf") and
+                 not (device.is_disk and udev.device_get_format(data) == "mpath_member"))
+ 
+     def _get_kwargs(self):
+diff --git a/blivet/populator/helpers/partition.py b/blivet/populator/helpers/partition.py
+index 8659bd483..9257407e6 100644
+--- a/blivet/populator/helpers/partition.py
++++ b/blivet/populator/helpers/partition.py
+@@ -75,7 +75,7 @@ def run(self):
+             # For partitions on disklabels parted cannot make sense of, go ahead
+             # and instantiate a PartitionDevice so our view of the layout is
+             # complete.
+-            if not disk.partitionable or disk.format.type == "iso9660" or disk.format.hidden:
++            if not disk.partitionable or disk.format.type in ("iso9660", "udf") or disk.format.hidden:
+                 log.debug("ignoring partition %s on %s", name, disk.format.type)
+                 return
+ 
+diff --git a/blivet/tasks/fsmount.py b/blivet/tasks/fsmount.py
+index 65b2470ac..a7f493dd4 100644
+--- a/blivet/tasks/fsmount.py
++++ b/blivet/tasks/fsmount.py
+@@ -163,6 +163,10 @@ class Iso9660FSMount(FSMount):
+     options = ["ro"]
+ 
+ 
++class UDFFSMount(FSMount):
++    options = ["ro"]
++
++
+ class NoDevFSMount(FSMount):
+ 
+     @property

python-blivet.spec

@@ -3,7 +3,7 @@
 
 Name:           python-blivet
 Version:        3.6.1
-Release:        2
+Release:        3
 Epoch:          1
 Summary:        A python module for system storage configuration
 License:        LGPL-2.1-or-later
@@ -19,6 +19,8 @@ BuildRequires:  python2-devel python2-setuptools
 
 Patch0:         0001-force-lvm-plugin.patch
 Patch1:         fix-the-long-hostname.patch
+patch6001:      backport-Add-a-basic-read-only-support-for-UDF-filesystem.patch
+
 %ifarch sw_64
 patch9001:      blivet-3.4.2-sw.patch
 %endif
@@ -127,6 +129,12 @@ make PYTHON=%{__python2} DESTDIR=%{buildroot} install
 %doc README.md
 
 %changelog
+* Mon Feb 13 2023 hanhuihui<hanhuihui5@huawei.com> - 1:3.6.1-3
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:add udf-filesystem support
+
 * Sat Feb 11 2023 Wenlong Zhang<zhangwenlong@loongson.cn> - 1:3.6.1-2
 - Type:bugfix
 - ID:NA