!16 修复问题#I1UN0Y:[20.09-beta]对于已经安装过的20.09系统的软raid盘，安装界面无法识别

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

Fix-name-resolution-for-MD-devices-and-partitions-on.patch

@@ -0,0 +1,48 @@
+From 4bf7ef1f6b63d025dd047fe5f1c6dea4ef6c3b40 Mon Sep 17 00:00:00 2001
+From: Vojtech Trefny <vtrefny@redhat.com>
+Date: Wed, 12 Aug 2020 10:57:19 +0200
+Subject: [PATCH] Fix name resolution for MD devices and partitions on them
+
+UDev data for both member disks/partitions and partitions on arrays
+contain the MD_* properties we must be extra careful when deciding
+what name we'll use for the device.
+
+Resolves: rhbz#1862904
+---
+ blivet/udev.py | 12 ++++++++++--
+ 1 file changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/blivet/udev.py b/blivet/udev.py
+index 66af9a98..32d6369a 100644
+--- a/blivet/udev.py
++++ b/blivet/udev.py
+@@ -203,9 +203,16 @@ def device_get_name(udev_info):
+     """ Return the best name for a device based on the udev db data. """
+     if "DM_NAME" in udev_info:
+         name = udev_info["DM_NAME"]
+-    elif "MD_DEVNAME" in udev_info and os.path.exists(device_get_sysfs_path(udev_info) + "/md"):
++    elif "MD_DEVNAME" in udev_info:
+         mdname = udev_info["MD_DEVNAME"]
+-        if device_is_partition(udev_info):
++        if device_is_md(udev_info):
++            # MD RAID array -> use MD_DEVNAME
++            name = mdname
++        elif device_get_format(udev_info) == "linux_raid_member":
++            # MD RAID member -> use SYS_NAME
++            name = udev_info["SYS_NAME"]
++        elif device_is_partition(udev_info):
++            # partition on RAID -> construct name from MD_DEVNAME + partition number
+             # for partitions on named RAID we want to use the raid name, not
+             # the node, e.g. "raid1" instead of "md127p1"
+             partnum = udev_info["ID_PART_ENTRY_NUMBER"]
+@@ -214,6 +221,7 @@ def device_get_name(udev_info):
+             else:
+                 name = mdname + partnum
+         else:
++            # something else -> default to MD_DEVNAME
+             name = mdname
+     else:
+         name = udev_info["SYS_NAME"]
+-- 
+2.20.1.windows.1
+

python-blivet.spec

@@ -2,7 +2,7 @@
 
 Name:           python-blivet
 Version:        3.2.2
-Release:        2
+Release:        3
 Epoch:          1
 Summary:        A python module for system storage configuration
 License:        LGPLv2+
@@ -17,7 +17,7 @@ BuildRequires:  python2-devel python2-setuptools
 %endif
 
 Patch0:         0001-force-lvm-plugin.patch
-
+Patch1:         Fix-name-resolution-for-MD-devices-and-partitions-on.patch
 Patch9000:      fix-the-long-hostname.patch
 
 
@@ -120,6 +120,12 @@ make PYTHON=%{__python2} DESTDIR=%{buildroot} install
 %doc README
 
 %changelog
+* Thu Sep 15 2020 liuxin <liuxin264@huawei.com> - 3.2.2-3
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:bugfix raid1 dirvice cann't show when install
+
 * Thu Jul 9 2020 zhangqiumiao <zhangqiumiao1@huawei.com> - 3.2.2-2
 - Type:bugfix
 - ID:NA