kiwi-el8/test/unit/storage/setup_test.py
Marcus Schäfer 4a4a4033d1
Added partition sizes to disk size math
Make sure partition sizes are used for the calculation
of the entire disk size to fit the size constraints of
the image disk
2021-11-03 13:31:17 +01:00

261 lines
9.3 KiB
Python

import logging
from mock import patch
from pytest import (
fixture, raises
)
import mock
import kiwi
from kiwi.storage.setup import DiskSetup
from kiwi.xml_state import XMLState
from kiwi.xml_description import XMLDescription
from kiwi.defaults import Defaults
from kiwi.exceptions import (
KiwiVolumeTooSmallError,
KiwiPartitionTooSmallError
)
class TestDiskSetup:
@fixture(autouse=True)
def inject_fixtures(self, caplog):
self._caplog = caplog
def setup(self):
Defaults.set_platform_name('x86_64')
self.size = mock.Mock()
self.size.customize = mock.Mock(
return_value=42
)
self.size.accumulate_mbyte_file_sizes = mock.Mock(
return_value=42
)
kiwi.storage.setup.SystemSize = mock.Mock(
return_value=self.size
)
description = XMLDescription(
'../data/example_disk_size_config.xml'
)
self.setup = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_volume_config.xml'
)
self.setup_volumes = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_oem_volume_config.xml'
)
self.setup_oem_volumes = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_volume_too_small_config.xml'
)
self.setup_volume_too_small = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_partition_too_small_config.xml'
)
self.setup_partition_too_small = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_empty_vol_config.xml'
)
self.setup_empty_volumes = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_vol_root_config.xml'
)
self.setup_root_volume = DiskSetup(
XMLState(description.load()), 'root_dir'
)
description = XMLDescription(
'../data/example_disk_size_partitions_config.xml'
)
self.setup_partitions = DiskSetup(
XMLState(description.load()), 'root_dir'
)
Defaults.set_platform_name('ppc64')
description = XMLDescription(
'../data/example_ppc_disk_size_config.xml'
)
self.setup_ppc = DiskSetup(
XMLState(description.load()), 'root_dir'
)
Defaults.set_platform_name('arm64')
description = XMLDescription(
'../data/example_arm_disk_size_config.xml'
)
self.setup_arm = DiskSetup(
XMLState(description.load()), 'root_dir'
)
def test_need_boot_partition_on_request(self):
self._init_bootpart_check()
self.setup.bootpart_requested = True
assert self.setup.need_boot_partition() is True
self.setup.bootpart_requested = False
assert self.setup.need_boot_partition() is False
def test_need_boot_partition_mdraid(self):
self._init_bootpart_check()
self.setup.mdraid = True
assert self.setup.need_boot_partition() is True
def test_need_boot_partition_lvm(self):
self._init_bootpart_check()
self.setup.volume_manager = 'lvm'
assert self.setup.need_boot_partition() is True
def test_need_boot_partition_overlay(self):
self._init_bootpart_check()
self.setup.root_filesystem_is_overlay = True
assert self.setup.need_boot_partition() is True
def test_need_boot_partition_btrfs(self):
self._init_bootpart_check()
self.setup.volume_manager = 'btrfs'
assert self.setup.need_boot_partition() is False
def test_need_boot_partition_xfs(self):
self._init_bootpart_check()
self.setup.filesystem = 'xfs'
assert self.setup.need_boot_partition() is False
def test_boot_partition_size(self):
self.setup.bootpart_requested = True
assert self.setup.boot_partition_size() == \
Defaults.get_default_boot_mbytes()
self.setup.bootpart_mbytes = 42
assert self.setup.boot_partition_size() == 42
def test_get_disksize_mbytes(self):
self.setup.configured_size = mock.Mock()
self.setup.configured_size.additive = False
self.setup.configured_size.mbytes = 1024
assert self.setup.get_disksize_mbytes() == \
self.setup.configured_size.mbytes
def test_get_disksize_mbytes_with_ppc_prep_partition(self):
assert self.setup_ppc.get_disksize_mbytes() == \
Defaults.get_default_prep_mbytes() + \
self.size.accumulate_mbyte_file_sizes.return_value
def test_get_disksize_mbytes_with_spare_partition(self):
configured_spare_part_size = 42
assert self.setup_arm.get_disksize_mbytes() == \
configured_spare_part_size + \
Defaults.get_default_efi_boot_mbytes() + \
self.size.accumulate_mbyte_file_sizes.return_value
def test_get_disksize_mbytes_configured_additive(self):
self.setup.configured_size = mock.Mock()
self.setup.configured_size.additive = True
self.setup.configured_size.mbytes = 42
root_size = self.size.accumulate_mbyte_file_sizes.return_value
assert self.setup.get_disksize_mbytes() == \
Defaults.get_default_legacy_bios_mbytes() + \
Defaults.get_default_efi_boot_mbytes() + \
Defaults.get_swapsize_mbytes() + \
root_size + 42 + \
200 * 1.7
def test_get_disksize_mbytes_configured(self):
self.setup.configured_size = mock.Mock()
self.setup.configured_size.additive = False
self.setup.configured_size.mbytes = 42
with self._caplog.at_level(logging.WARNING):
assert self.setup.get_disksize_mbytes() == \
self.setup.configured_size.mbytes
def test_get_disksize_mbytes_empty_volumes(self):
assert self.setup_empty_volumes.get_disksize_mbytes() == \
Defaults.get_lvm_overhead_mbytes() + \
Defaults.get_default_legacy_bios_mbytes() + \
Defaults.get_default_efi_boot_mbytes() + \
Defaults.get_default_boot_mbytes() + \
self.size.accumulate_mbyte_file_sizes.return_value
@patch('os.path.exists')
def test_get_disksize_mbytes_volume_too_small(self, mock_os_path_exists):
mock_os_path_exists.return_value = True
with raises(KiwiVolumeTooSmallError):
self.setup_volume_too_small.get_disksize_mbytes()
@patch('os.path.exists')
def test_get_disksize_mbytes_partition_too_small(self, mock_os_path_exists):
mock_os_path_exists.return_value = True
with raises(KiwiPartitionTooSmallError):
self.setup_partition_too_small.get_disksize_mbytes()
@patch('os.path.exists')
def test_get_disksize_mbytes_volumes(self, mock_exists):
mock_exists.side_effect = lambda path: path != 'root_dir/newfolder'
assert self.setup_volumes.get_disksize_mbytes() == 2144
@patch('os.path.exists')
def test_get_disksize_mbytes_partitions(self, mock_exists):
mock_exists.side_effect = lambda path: path != 'root_dir/var/tmp'
assert self.setup_partitions.get_disksize_mbytes() == 622
@patch('os.path.exists')
def test_get_disksize_mbytes_oem_volumes(self, mock_exists):
mock_exists.return_value = True
root_size = self.size.accumulate_mbyte_file_sizes.return_value
assert self.setup_oem_volumes.get_disksize_mbytes() == \
Defaults.get_lvm_overhead_mbytes() + \
Defaults.get_default_legacy_bios_mbytes() + \
Defaults.get_default_efi_boot_mbytes() + \
Defaults.get_default_boot_mbytes() + \
root_size + \
5 * Defaults.get_min_volume_mbytes()
@patch('os.path.exists')
def test_get_disksize_mbytes_root_volume(self, mock_exists):
mock_exists.return_value = True
root_size = self.size.accumulate_mbyte_file_sizes.return_value
with self._caplog.at_level(logging.WARNING):
assert self.setup_root_volume.get_disksize_mbytes() == \
Defaults.get_lvm_overhead_mbytes() + \
Defaults.get_default_legacy_bios_mbytes() + \
Defaults.get_default_efi_boot_mbytes() + \
Defaults.get_default_boot_mbytes() + \
root_size
def test_get_boot_label(self):
assert self.setup.get_boot_label() == 'BOOT'
def test_get_efi_label(self):
assert self.setup.get_efi_label() == 'EFI'
def test_get_default_root_label(self):
assert self.setup.get_root_label() == 'ROOT'
def test_get_custom_root_label(self):
assert self.setup_ppc.get_root_label() == 'MYLABEL'
def _init_bootpart_check(self):
self.setup.root_filesystem_is_overlay = None
self.setup.bootpart_requested = None
self.setup.mdraid = None
self.setup.volume_manager = None
self.setup.filesystem = None
self.setup.bootloader = None