def validate_device_factory_request_test(self):
"""Test ValidateDeviceFactoryRequest."""
dev1 = DiskDevice("dev1")
dev2 = DiskDevice("dev2")
dev3 = PartitionDevice("dev3", size=Size("10 GiB"), parents=[dev1])
self._add_device(dev1)
self._add_device(dev2)
self._add_device(dev3)
request = self.module.generate_device_factory_request("dev3")
request.device_type = DEVICE_TYPE_LVM
request.disks = ["dev1", "dev2"]
request.format_type = "ext4"
request.mount_point = "/boot"
request.label = "root"
request.reformat = True
request.luks_version = "luks1"
request.device_size = Size("5 GiB").get_bytes()
request.device_encrypted = True
request.device_raid_level = "raid1"
result = self.interface.ValidateDeviceFactoryRequest(
DeviceFactoryRequest.to_structure(request))
self._check_report(result, "/boot cannot be encrypted")
request.mount_point = "/"
result = self.interface.ValidateDeviceFactoryRequest(
DeviceFactoryRequest.to_structure(request))
self._check_report(result, None)
def change_device_test(self):
"""Test ChangeDevice."""
dev1 = DiskDevice("dev1")
dev2 = PartitionDevice("dev2",
size=Size("5 GiB"),
parents=[dev1],
fmt=get_format("ext4",
mountpoint="/",
label="root"))
self._add_device(dev1)
self._add_device(dev2)
original_request = self.module.generate_device_factory_request("dev2")
request = copy.deepcopy(original_request)
request.device_type = DEVICE_TYPE_LVM
request.mount_point = "/home"
request.size = Size("4 GiB")
request.label = "home"
self.storage.factory_device = Mock()
self.interface.ChangeDevice(
DeviceFactoryRequest.to_structure(request),
DeviceFactoryRequest.to_structure(original_request))
self.storage.factory_device.assert_called_once()
def ChangeDevice(self, request: Structure, original_request: Structure):
"""Change a device in the storage model.
FIXME: Remove the original request from the arguments.
:param request: a device factory request
:param original_request: an original device factory request
:raise: StorageError if the device cannot be changed
"""
self.implementation.change_device(
DeviceFactoryRequest.from_structure(request),
DeviceFactoryRequest.from_structure(original_request))
def AddDevice(self, request: Structure):
"""Add a new device to the storage model.
:param request: a device factory request
:raise: StorageError if the device cannot be created
"""
self.implementation.add_device(
DeviceFactoryRequest.from_structure(request))
def _complete_device_factory_request(self, storage, request: DeviceFactoryRequest):
"""Complete the device factory request.
:param storage: an instance of Blivet
:param request: a device factory request
"""
# Set the defaults.
if not request.luks_version:
request.luks_version = storage.default_luks_version
# Set the file system type for the given mount point.
if not request.format_type:
request.format_type = storage.get_fstype(request.mount_point)
# Fix the mount point.
if lowerASCII(request.mount_point) in ("swap", "biosboot", "prepboot"):
request.mount_point = ""
# We should create a partition in some cases.
# These devices should never be encrypted.
if (request.mount_point.startswith("/boot") or
request.format_type in PARTITION_ONLY_FORMAT_TYPES):
request.device_type = devicefactory.DEVICE_TYPE_PARTITION
request.device_encrypted = False
# We shouldn't create swap on a thinly provisioned volume.
if (request.format_type == "swap" and
request.device_type == devicefactory.DEVICE_TYPE_LVM_THINP):
request.device_type = devicefactory.DEVICE_TYPE_LVM
# Encryption of thinly provisioned volumes isn't supported.
if request.device_type == devicefactory.DEVICE_TYPE_LVM_THINP:
request.device_encrypted = False
def ValidateDeviceFactoryRequest(self, request: Structure) -> Structure:
"""Validate the given device factory request.
:param request: a device factory request
:return: a validation report
"""
request = DeviceFactoryRequest.from_structure(request)
report = self.implementation.validate_device_factory_request(request)
return ValidationReport.to_structure(report)
def GenerateDeviceFactoryRequest(self, device_name: Str) -> Structure:
"""Generate a device factory request for the given device.
The request will reflect the current state of the device.
It can be modified and used to change the device.
:param device_name: a device name
:return: a device factory request
"""
return DeviceFactoryRequest.to_structure(
self.implementation.generate_device_factory_request(device_name))
def add_device_test(self):
"""Test AddDevice."""
self._add_device(
DiskDevice("dev1",
exists=True,
size=Size("15 GiB"),
fmt=get_format("disklabel")))
request = DeviceFactoryRequest()
request.device_type = DEVICE_TYPE_LVM
request.mount_point = "/home"
request.size = Size("5 GiB")
request.disks = ["dev1"]
self.storage.factory_device = Mock()
self.interface.AddDevice(DeviceFactoryRequest.to_structure(request))
self.storage.factory_device.assert_called_once()
def _add_device(self, storage, request: DeviceFactoryRequest, use_existing_container=False):
"""Add a device to the storage model.
:param storage: an instance of Blivet
:param request: a device factory request
:param use_existing_container: should we use an existing container?
:raise: StorageError if the device cannot be created
"""
# Create the device factory.
factory = devicefactory.get_device_factory(
storage,
device_type=request.device_type,
size=Size(request.device_size) if request.device_size else None
)
# Find a container.
container = factory.get_container(
allow_existing=use_existing_container
)
if use_existing_container and not container:
raise StorageError("No existing container found.")
# Update the device info.
if container:
# Don't override user-initiated changes to a defined container.
request.disks = [d.name for d in container.disks]
request.container_encrypted = container.encrypted
request.container_raid_level = get_device_raid_level_name(container)
request.container_size_policy = get_container_size_policy(container)
# The existing container has a name.
if use_existing_container:
request.container_name = container.name
# The container is already encrypted
if container.encrypted:
request.device_encrypted = False
# Create the device.
dev_info = get_device_factory_arguments(storage, request)
try:
storage.factory_device(**dev_info)
except StorageError as e:
log.error("The device creation has failed: %s", e)
raise
except OverflowError as e:
log.error("Invalid partition size set: %s", str(e))
raise StorageError("Invalid partition size set. Use a valid integer.") from None
def get_device_factory_arguments_test(self):
"""Test get_device_factory_arguments."""
dev1 = StorageDevice("dev1")
self._add_device(dev1)
dev2 = StorageDevice("dev2")
self._add_device(dev2)
dev3 = StorageDevice("dev3")
self._add_device(dev3)
request = DeviceFactoryRequest()
request.device_spec = "dev3"
request.disks = ["dev1", "dev2"]
request.device_name = "dev3"
request.device_type = devicefactory.DEVICE_TYPE_LVM_THINP
request.device_size = Size("10 GiB").get_bytes()
request.mount_point = "/"
request.format_type = "xfs"
request.label = "root"
request.device_encrypted = True
request.luks_version = "luks1"
request.device_raid_level = "raid1"
self.assertEqual(
utils.get_device_factory_arguments(self.storage, request), {
"device": dev3,
"disks": [dev1, dev2],
"device_type": devicefactory.DEVICE_TYPE_LVM_THINP,
"device_name": "dev3",
"size": Size("10 GiB"),
"mountpoint": "/",
"fstype": "xfs",
"label": "root",
"encrypted": True,
"luks_version": "luks1",
"raid_level": raid.RAID1,
"container_name": None,
"container_size": devicefactory.SIZE_POLICY_AUTO,
"container_raid_level": None,
"container_encrypted": False
})
request = DeviceFactoryRequest()
request.device_spec = "dev3"
request.disks = ["dev1", "dev2"]
request.device_name = "dev3"
request.container_name = "container1"
request.container_size_policy = Size("10 GiB").get_bytes()
request.container_encrypted = True
request.container_raid_level = "raid1"
self.assertEqual(
utils.get_device_factory_arguments(self.storage, request), {
"device": dev3,
"disks": [dev1, dev2],
"device_type": devicefactory.DEVICE_TYPE_LVM,
"device_name": "dev3",
"size": None,
"mountpoint": None,
"fstype": None,
"label": None,
"encrypted": False,
"luks_version": None,
"raid_level": None,
"container_name": "container1",
"container_size": Size("10 GiB"),
"container_raid_level": raid.RAID1,
"container_encrypted": True
})
def generate_device_factory_request_test(self, blockdev):
device = StorageDevice("dev1")
with self.assertRaises(UnsupportedDeviceError):
utils.generate_device_factory_request(self.storage, device)
disk = DiskDevice("dev2")
request = utils.generate_device_factory_request(self.storage, disk)
self.assertEqual(
DeviceFactoryRequest.to_structure(request), {
"device-spec":
get_variant(Str, "dev2"),
"disks":
get_variant(List[Str], ["dev2"]),
"mount-point":
get_variant(Str, ""),
"format-type":
get_variant(Str, ""),
"label":
get_variant(Str, ""),
"luks-version":
get_variant(Str, ""),
"device-type":
get_variant(Int, devicefactory.DEVICE_TYPE_DISK),
"device-name":
get_variant(Str, "dev2"),
"device-size":
get_variant(UInt64, 0),
"device-encrypted":
get_variant(Bool, False),
"device-raid-level":
get_variant(Str, ""),
"container-name":
get_variant(Str, ""),
"container-size-policy":
get_variant(Int64, devicefactory.SIZE_POLICY_AUTO),
"container-encrypted":
get_variant(Bool, False),
"container-raid-level":
get_variant(Str, ""),
})
partition = PartitionDevice("dev3",
size=Size("5 GiB"),
parents=[disk],
fmt=get_format("ext4",
mountpoint="/",
label="root"))
request = utils.generate_device_factory_request(
self.storage, partition)
self.assertEqual(
DeviceFactoryRequest.to_structure(request), {
"device-spec":
get_variant(Str, "dev3"),
"disks":
get_variant(List[Str], ["dev2"]),
"mount-point":
get_variant(Str, "/"),
"format-type":
get_variant(Str, "ext4"),
"label":
get_variant(Str, "root"),
"luks-version":
get_variant(Str, ""),
"device-type":
get_variant(Int, devicefactory.DEVICE_TYPE_PARTITION),
"device-name":
get_variant(Str, "dev3"),
"device-size":
get_variant(UInt64,
Size("5 GiB").get_bytes()),
"device-encrypted":
get_variant(Bool, False),
"device-raid-level":
get_variant(Str, ""),
"container-name":
get_variant(Str, ""),
"container-size-policy":
get_variant(Int64, devicefactory.SIZE_POLICY_AUTO),
"container-encrypted":
get_variant(Bool, False),
"container-raid-level":
get_variant(Str, ""),
})
pv1 = StorageDevice("pv1",
size=Size("1025 MiB"),
fmt=get_format("lvmpv"))
pv2 = StorageDevice("pv2",
size=Size("513 MiB"),
fmt=get_format("lvmpv"))
vg = LVMVolumeGroupDevice("testvg", parents=[pv1, pv2])
lv = LVMLogicalVolumeDevice("testlv",
size=Size("512 MiB"),
parents=[vg],
fmt=get_format("xfs"),
exists=False,
seg_type="raid1",
pvs=[pv1, pv2])
request = utils.generate_device_factory_request(self.storage, lv)
self.assertEqual(
DeviceFactoryRequest.to_structure(request), {
"device-spec": get_variant(Str, "testvg-testlv"),
"disks": get_variant(List[Str], []),
"mount-point": get_variant(Str, ""),
"format-type": get_variant(Str, "xfs"),
"label": get_variant(Str, ""),
"luks-version": get_variant(Str, ""),
"device-type": get_variant(Int, devicefactory.DEVICE_TYPE_LVM),
"device-name": get_variant(Str, "testlv"),
"device-size": get_variant(UInt64,
Size("508 MiB").get_bytes()),
"device-encrypted": get_variant(Bool, False),
"device-raid-level": get_variant(Str, ""),
"container-name": get_variant(Str, "testvg"),
"container-size-policy": get_variant(Int64, Size("1.5 GiB")),
"container-encrypted": get_variant(Bool, False),
"container-raid-level": get_variant(Str, ""),
})
def generate_device_factory_request(storage, device) -> DeviceFactoryRequest:
"""Generate a device info for the given device.
:param storage: an instance of Blivet
:param device: a device
:return: a device factory request
"""
device_type = devicefactory.get_device_type(device)
if device_type is None:
raise UnsupportedDeviceError("Unsupported type of {}.".format(
device.name))
request = DeviceFactoryRequest()
request.device_spec = device.name
request.device_name = getattr(device.raw_device, "lvname",
device.raw_device.name)
request.device_size = device.size.get_bytes()
request.device_type = device_type
request.reformat = not device.format.exists
request.format_type = device.format.type or ""
request.device_encrypted = isinstance(device, LUKSDevice)
request.luks_version = get_device_luks_version(device) or ""
request.label = getattr(device.format, "label", "") or ""
request.mount_point = getattr(device.format, "mountpoint", "") or ""
request.device_raid_level = get_device_raid_level_name(device)
if hasattr(device, "req_disks") and not device.exists:
disks = device.req_disks
else:
disks = device.disks
request.disks = [d.name for d in disks]
factory = devicefactory.get_device_factory(storage,
device_type=device_type,
device=device.raw_device)
container = factory.get_container()
if container:
request.container_name = container.name
request.container_encrypted = container.encrypted
request.container_raid_level = get_device_raid_level_name(container)
request.container_size_policy = get_container_size_policy(container)
return request