You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
123 lines
5.5 KiB
123 lines
5.5 KiB
From c8eff25e4c25183a76e97108d4607455cfc96ae2 Mon Sep 17 00:00:00 2001
|
|
From: Vojtech Trefny <vtrefny@redhat.com>
|
|
Date: Thu, 14 Nov 2024 14:53:28 +0100
|
|
Subject: [PATCH] Make GPT default label type on all architectures
|
|
|
|
Exceptions are DASD drives on s390 and 32bit ARM. Everywhere else
|
|
GPT will be default.
|
|
|
|
Resolves: RHEL-52200
|
|
---
|
|
blivet/formats/disklabel.py | 11 +++++-----
|
|
.../formats_tests/disklabel_test.py | 20 +++++++++----------
|
|
2 files changed, 16 insertions(+), 15 deletions(-)
|
|
|
|
diff --git a/blivet/formats/disklabel.py b/blivet/formats/disklabel.py
|
|
index f2857f07..8b39dc79 100644
|
|
--- a/blivet/formats/disklabel.py
|
|
+++ b/blivet/formats/disklabel.py
|
|
@@ -220,12 +220,13 @@ class DiskLabel(DeviceFormat):
|
|
|
|
@classmethod
|
|
def get_platform_label_types(cls):
|
|
- label_types = ["msdos", "gpt"]
|
|
+ # always prefer gpt except for configurations below
|
|
+ label_types = ["gpt", "msdos"]
|
|
if arch.is_pmac():
|
|
label_types = ["mac"]
|
|
- # always prefer gpt on aarch64, x86_64, and EFI plats except 32-bit ARM
|
|
- elif arch.is_aarch64() or arch.is_x86(bits=64) or (arch.is_efi() and not arch.is_arm()):
|
|
- label_types = ["gpt", "msdos"]
|
|
+ # prefet msdos on 32-bit ARM
|
|
+ elif arch.is_arm():
|
|
+ label_types = ["msdos", "gpt"]
|
|
elif arch.is_s390():
|
|
label_types += ["dasd"]
|
|
|
|
@@ -254,7 +255,7 @@ class DiskLabel(DeviceFormat):
|
|
if arch.is_s390():
|
|
if blockdev.s390.dasd_is_fba(self.device):
|
|
# the device is FBA DASD
|
|
- return "msdos"
|
|
+ return "gpt"
|
|
elif self.parted_device.type == parted.DEVICE_DASD:
|
|
# the device is DASD
|
|
return "dasd"
|
|
diff --git a/tests/unit_tests/formats_tests/disklabel_test.py b/tests/unit_tests/formats_tests/disklabel_test.py
|
|
index 9f6e4542..823a3663 100644
|
|
--- a/tests/unit_tests/formats_tests/disklabel_test.py
|
|
+++ b/tests/unit_tests/formats_tests/disklabel_test.py
|
|
@@ -71,7 +71,7 @@ class DiskLabelTestCase(unittest.TestCase):
|
|
arch.is_pmac.return_value = False
|
|
arch.is_x86.return_value = False
|
|
|
|
- self.assertEqual(disklabel_class.get_platform_label_types(), ["msdos", "gpt"])
|
|
+ self.assertEqual(disklabel_class.get_platform_label_types(), ["gpt", "msdos"])
|
|
|
|
arch.is_pmac.return_value = True
|
|
self.assertEqual(disklabel_class.get_platform_label_types(), ["mac"])
|
|
@@ -100,7 +100,7 @@ class DiskLabelTestCase(unittest.TestCase):
|
|
arch.is_efi.return_value = False
|
|
|
|
arch.is_s390.return_value = True
|
|
- self.assertEqual(disklabel_class.get_platform_label_types(), ["msdos", "gpt", "dasd"])
|
|
+ self.assertEqual(disklabel_class.get_platform_label_types(), ["gpt", "msdos", "dasd"])
|
|
arch.is_s390.return_value = False
|
|
|
|
def test_label_type_size_check(self):
|
|
@@ -121,14 +121,14 @@ class DiskLabelTestCase(unittest.TestCase):
|
|
|
|
with patch.object(blivet.formats.disklabel.DiskLabel, "parted_device", new=PropertyMock(return_value=None)):
|
|
# no parted device -> no passing size check
|
|
- self.assertEqual(dl._label_type_size_check("msdos"), False)
|
|
+ self.assertEqual(dl._label_type_size_check("gpt"), False)
|
|
|
|
@patch("blivet.formats.disklabel.arch")
|
|
def test_best_label_type(self, arch):
|
|
"""
|
|
1. is always in _disklabel_types
|
|
2. is the default unless the device is too long for the default
|
|
- 3. is msdos for fba dasd on S390
|
|
+ 3. is gpt for fba dasd on S390
|
|
4. is dasd for non-fba dasd on S390
|
|
"""
|
|
dl = blivet.formats.disklabel.DiskLabel()
|
|
@@ -144,17 +144,17 @@ class DiskLabelTestCase(unittest.TestCase):
|
|
arch.is_x86.return_value = False
|
|
|
|
with patch.object(dl, '_label_type_size_check') as size_check:
|
|
- # size check passes for first type ("msdos")
|
|
+ # size check passes for first type ("gpt")
|
|
size_check.return_value = True
|
|
- self.assertEqual(dl._get_best_label_type(), "msdos")
|
|
+ self.assertEqual(dl._get_best_label_type(), "gpt")
|
|
|
|
# size checks all fail -> label type is None
|
|
size_check.return_value = False
|
|
self.assertEqual(dl._get_best_label_type(), None)
|
|
|
|
- # size check passes on second call -> label type is "gpt" (second in platform list)
|
|
+ # size check passes on second call -> label type is "msdos" (second in platform list)
|
|
size_check.side_effect = [False, True]
|
|
- self.assertEqual(dl._get_best_label_type(), "gpt")
|
|
+ self.assertEqual(dl._get_best_label_type(), "msdos")
|
|
|
|
arch.is_pmac.return_value = True
|
|
with patch.object(dl, '_label_type_size_check') as size_check:
|
|
@@ -175,10 +175,10 @@ class DiskLabelTestCase(unittest.TestCase):
|
|
size_check.return_value = True
|
|
with patch("blivet.formats.disklabel.blockdev.s390") as _s390:
|
|
_s390.dasd_is_fba.return_value = False
|
|
- self.assertEqual(dl._get_best_label_type(), "msdos")
|
|
+ self.assertEqual(dl._get_best_label_type(), "gpt")
|
|
|
|
_s390.dasd_is_fba.return_value = True
|
|
- self.assertEqual(dl._get_best_label_type(), "msdos")
|
|
+ self.assertEqual(dl._get_best_label_type(), "gpt")
|
|
|
|
_s390.dasd_is_fba.return_value = False
|
|
dl._parted_device.type = parted.DEVICE_DASD
|
|
--
|
|
2.47.0
|
|
|