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import pytest
from copy import deepcopy
from ceph_volume.util import device
from ceph_volume.api import lvm as api
class TestDevice(object):
def test_sys_api(self, monkeypatch, device_info):
volume = api.Volume(lv_name='lv', lv_uuid='y', vg_name='vg',
lv_tags={}, lv_path='/dev/VolGroup/lv')
volumes = []
volumes.append(volume)
monkeypatch.setattr(api, 'get_lvs', lambda **kwargs:
deepcopy(volumes))
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.sys_api
assert "foo" in disk.sys_api
def test_lvm_size(self, monkeypatch, device_info):
volume = api.Volume(lv_name='lv', lv_uuid='y', vg_name='vg',
lv_tags={}, lv_path='/dev/VolGroup/lv')
volumes = []
volumes.append(volume)
monkeypatch.setattr(api, 'get_lvs', lambda **kwargs:
deepcopy(volumes))
# 5GB in size
data = {"/dev/sda": {"size": "5368709120"}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.lvm_size.gb == 4
def test_lvm_size_rounds_down(self, device_info):
# 5.5GB in size
data = {"/dev/sda": {"size": "5905580032"}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.lvm_size.gb == 4
def test_is_lv(self, device_info):
data = {"lv_path": "vg/lv", "vg_name": "vg", "name": "lv"}
lsblk = {"TYPE": "lvm"}
device_info(lv=data,lsblk=lsblk)
disk = device.Device("vg/lv")
assert disk.is_lv
def test_vgs_is_empty(self, device_info, monkeypatch):
BarPVolume = api.PVolume(pv_name='/dev/sda', pv_uuid="0000",
pv_tags={})
pvolumes = []
pvolumes.append(BarPVolume)
lsblk = {"TYPE": "disk"}
device_info(lsblk=lsblk)
monkeypatch.setattr(api, 'get_pvs', lambda **kwargs: {})
disk = device.Device("/dev/nvme0n1")
assert disk.vgs == []
def test_vgs_is_not_empty(self, device_info, monkeypatch):
vg = api.VolumeGroup(vg_name='foo/bar', vg_free_count=6,
vg_extent_size=1073741824)
monkeypatch.setattr(api, 'get_device_vgs', lambda x: [vg])
lsblk = {"TYPE": "disk"}
device_info(lsblk=lsblk)
disk = device.Device("/dev/nvme0n1")
assert len(disk.vgs) == 1
def test_device_is_device(self, device_info):
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "device"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.is_device is True
def test_device_is_rotational(self, device_info):
data = {"/dev/sda": {"rotational": "1"}}
lsblk = {"TYPE": "device"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.rotational
def test_device_is_not_rotational(self, device_info):
data = {"/dev/sda": {"rotational": "0"}}
lsblk = {"TYPE": "device"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert not disk.rotational
def test_device_is_rotational_lsblk(self, device_info):
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "device", "ROTA": "1"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.rotational
def test_device_is_not_rotational_lsblk(self, device_info):
data = {"/dev/sda": {"rotational": "0"}}
lsblk = {"TYPE": "device", "ROTA": "0"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert not disk.rotational
def test_device_is_rotational_defaults_true(self, device_info):
# rotational will default true if no info from sys_api or lsblk is found
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "device", "foo": "bar"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.rotational
def test_disk_is_device(self, device_info):
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "disk"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.is_device is True
def test_is_partition(self, device_info):
data = {"/dev/sda1": {"foo": "bar"}}
lsblk = {"TYPE": "part"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda1")
assert disk.is_partition
def test_is_not_acceptable_device(self, device_info):
data = {"/dev/dm-0": {"foo": "bar"}}
lsblk = {"TYPE": "mpath"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/dm-0")
assert not disk.is_device
def test_is_not_lvm_memeber(self, device_info):
data = {"/dev/sda1": {"foo": "bar"}}
lsblk = {"TYPE": "part"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda1")
assert not disk.is_lvm_member
def test_is_lvm_memeber(self, device_info):
data = {"/dev/sda1": {"foo": "bar"}}
lsblk = {"TYPE": "part"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/sda1")
assert not disk.is_lvm_member
def test_is_mapper_device(self, device_info):
lsblk = {"TYPE": "lvm"}
device_info(lsblk=lsblk)
disk = device.Device("/dev/mapper/foo")
assert disk.is_mapper
def test_dm_is_mapper_device(self, device_info):
lsblk = {"TYPE": "lvm"}
device_info(lsblk=lsblk)
disk = device.Device("/dev/dm-4")
assert disk.is_mapper
def test_is_not_mapper_device(self, device_info):
lsblk = {"TYPE": "disk"}
device_info(lsblk=lsblk)
disk = device.Device("/dev/sda")
assert not disk.is_mapper
@pytest.mark.usefixtures("lsblk_ceph_disk_member",
"disable_kernel_queries")
def test_is_ceph_disk_lsblk(self, monkeypatch, patch_bluestore_label):
disk = device.Device("/dev/sda")
assert disk.is_ceph_disk_member
@pytest.mark.usefixtures("blkid_ceph_disk_member",
"disable_kernel_queries")
def test_is_ceph_disk_blkid(self, monkeypatch, patch_bluestore_label):
disk = device.Device("/dev/sda")
assert disk.is_ceph_disk_member
@pytest.mark.usefixtures("lsblk_ceph_disk_member",
"disable_kernel_queries")
def test_is_ceph_disk_member_not_available_lsblk(self, monkeypatch, patch_bluestore_label):
disk = device.Device("/dev/sda")
assert disk.is_ceph_disk_member
assert not disk.available
assert "Used by ceph-disk" in disk.rejected_reasons
@pytest.mark.usefixtures("blkid_ceph_disk_member",
"disable_kernel_queries")
def test_is_ceph_disk_member_not_available_blkid(self, monkeypatch, patch_bluestore_label):
disk = device.Device("/dev/sda")
assert disk.is_ceph_disk_member
assert not disk.available
assert "Used by ceph-disk" in disk.rejected_reasons
def test_reject_removable_device(self, device_info):
data = {"/dev/sdb": {"removable": 1}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sdb")
assert not disk.available
def test_accept_non_removable_device(self, device_info):
data = {"/dev/sdb": {"removable": 0, "size": 5368709120}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sdb")
assert disk.available
def test_reject_not_acceptable_device(self, device_info):
data = {"/dev/dm-0": {"foo": "bar"}}
lsblk = {"TYPE": "mpath"}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/dm-0")
assert not disk.available
def test_reject_readonly_device(self, device_info):
data = {"/dev/cdrom": {"ro": 1}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/cdrom")
assert not disk.available
def test_reject_smaller_than_5gb(self, device_info):
data = {"/dev/sda": {"size": 5368709119}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert not disk.available, 'too small device is available'
def test_accept_non_readonly_device(self, device_info):
data = {"/dev/sda": {"ro": 0, "size": 5368709120}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.available
def test_reject_bluestore_device(self, monkeypatch, patch_bluestore_label, device_info):
patch_bluestore_label.return_value = True
lsblk = {"TYPE": "disk"}
device_info(lsblk=lsblk)
disk = device.Device("/dev/sda")
assert not disk.available
assert "Has BlueStore device label" in disk.rejected_reasons
@pytest.mark.usefixtures("device_info_not_ceph_disk_member",
"disable_kernel_queries")
def test_is_not_ceph_disk_member_lsblk(self, patch_bluestore_label):
disk = device.Device("/dev/sda")
assert disk.is_ceph_disk_member is False
def test_existing_vg_available(self, monkeypatch, device_info):
vg = api.VolumeGroup(vg_name='foo/bar', vg_free_count=1536,
vg_extent_size=4194304)
monkeypatch.setattr(api, 'get_device_vgs', lambda x: [vg])
lsblk = {"TYPE": "disk"}
data = {"/dev/nvme0n1": {"size": "6442450944"}}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/nvme0n1")
assert disk.available_lvm
assert not disk.available
assert not disk.available_raw
def test_existing_vg_too_small(self, monkeypatch, device_info):
vg = api.VolumeGroup(vg_name='foo/bar', vg_free_count=4,
vg_extent_size=1073741824)
monkeypatch.setattr(api, 'get_device_vgs', lambda x: [vg])
lsblk = {"TYPE": "disk"}
data = {"/dev/nvme0n1": {"size": "6442450944"}}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/nvme0n1")
assert not disk.available_lvm
assert not disk.available
assert not disk.available_raw
def test_multiple_existing_vgs(self, monkeypatch, device_info):
vg1 = api.VolumeGroup(vg_name='foo/bar', vg_free_count=1000,
vg_extent_size=4194304)
vg2 = api.VolumeGroup(vg_name='foo/bar', vg_free_count=536,
vg_extent_size=4194304)
monkeypatch.setattr(api, 'get_device_vgs', lambda x: [vg1, vg2])
lsblk = {"TYPE": "disk"}
data = {"/dev/nvme0n1": {"size": "6442450944"}}
device_info(devices=data, lsblk=lsblk)
disk = device.Device("/dev/nvme0n1")
assert disk.available_lvm
assert not disk.available
assert not disk.available_raw
@pytest.mark.parametrize("ceph_type", ["data", "block"])
def test_used_by_ceph(self, device_info,
monkeypatch, ceph_type):
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "part"}
FooPVolume = api.PVolume(pv_name='/dev/sda', pv_uuid="0000",
lv_uuid="0000", pv_tags={}, vg_name="vg")
pvolumes = []
pvolumes.append(FooPVolume)
lv_data = {"lv_name": "lv", "lv_path": "vg/lv", "vg_name": "vg",
"lv_uuid": "0000", "lv_tags":
"ceph.osd_id=0,ceph.type="+ceph_type}
volumes = []
lv = api.Volume(**lv_data)
volumes.append(lv)
monkeypatch.setattr(api, 'get_pvs', lambda **kwargs: pvolumes)
monkeypatch.setattr(api, 'get_lvs', lambda **kwargs:
deepcopy(volumes))
device_info(devices=data, lsblk=lsblk, lv=lv_data)
vg = api.VolumeGroup(vg_name='foo/bar', vg_free_count=6,
vg_extent_size=1073741824)
monkeypatch.setattr(api, 'get_device_vgs', lambda x: [vg])
disk = device.Device("/dev/sda")
assert disk.used_by_ceph
def test_not_used_by_ceph(self, device_info, monkeypatch):
FooPVolume = api.PVolume(pv_name='/dev/sda', pv_uuid="0000", lv_uuid="0000", pv_tags={}, vg_name="vg")
pvolumes = []
pvolumes.append(FooPVolume)
data = {"/dev/sda": {"foo": "bar"}}
lsblk = {"TYPE": "part"}
lv_data = {"lv_path": "vg/lv", "vg_name": "vg", "lv_uuid": "0000", "tags": {"ceph.osd_id": 0, "ceph.type": "journal"}}
monkeypatch.setattr(api, 'get_pvs', lambda **kwargs: pvolumes)
device_info(devices=data, lsblk=lsblk, lv=lv_data)
disk = device.Device("/dev/sda")
assert not disk.used_by_ceph
def test_get_device_id(self, device_info):
udev = {k:k for k in ['ID_VENDOR', 'ID_MODEL', 'ID_SCSI_SERIAL']}
lsblk = {"TYPE": "disk"}
device_info(udevadm=udev,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk._get_device_id() == 'ID_VENDOR_ID_MODEL_ID_SCSI_SERIAL'
class TestDeviceEncryption(object):
def test_partition_is_not_encrypted_lsblk(self, device_info):
lsblk = {'TYPE': 'part', 'FSTYPE': 'xfs'}
device_info(lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.is_encrypted is False
def test_partition_is_encrypted_lsblk(self, device_info):
lsblk = {'TYPE': 'part', 'FSTYPE': 'crypto_LUKS'}
device_info(lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.is_encrypted is True
def test_partition_is_not_encrypted_blkid(self, device_info):
lsblk = {'TYPE': 'part'}
blkid = {'TYPE': 'ceph data'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
assert disk.is_encrypted is False
def test_partition_is_encrypted_blkid(self, device_info):
lsblk = {'TYPE': 'part'}
blkid = {'TYPE': 'crypto_LUKS'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
assert disk.is_encrypted is True
def test_mapper_is_encrypted_luks1(self, device_info, monkeypatch):
status = {'type': 'LUKS1'}
monkeypatch.setattr(device, 'encryption_status', lambda x: status)
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/mapper/uuid")
assert disk.is_encrypted is True
def test_mapper_is_encrypted_luks2(self, device_info, monkeypatch):
status = {'type': 'LUKS2'}
monkeypatch.setattr(device, 'encryption_status', lambda x: status)
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/mapper/uuid")
assert disk.is_encrypted is True
def test_mapper_is_encrypted_plain(self, device_info, monkeypatch):
status = {'type': 'PLAIN'}
monkeypatch.setattr(device, 'encryption_status', lambda x: status)
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/mapper/uuid")
assert disk.is_encrypted is True
def test_mapper_is_not_encrypted_plain(self, device_info, monkeypatch):
monkeypatch.setattr(device, 'encryption_status', lambda x: {})
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/mapper/uuid")
assert disk.is_encrypted is False
def test_lv_is_encrypted_blkid(self, device_info):
lsblk = {'TYPE': 'lvm'}
blkid = {'TYPE': 'crypto_LUKS'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = {}
assert disk.is_encrypted is True
def test_lv_is_not_encrypted_blkid(self, factory, device_info):
lsblk = {'TYPE': 'lvm'}
blkid = {'TYPE': 'xfs'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = factory(encrypted=None)
assert disk.is_encrypted is False
def test_lv_is_encrypted_lsblk(self, device_info):
lsblk = {'FSTYPE': 'crypto_LUKS', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = {}
assert disk.is_encrypted is True
def test_lv_is_not_encrypted_lsblk(self, factory, device_info):
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = factory(encrypted=None)
assert disk.is_encrypted is False
def test_lv_is_encrypted_lvm_api(self, factory, device_info):
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = factory(encrypted=True)
assert disk.is_encrypted is True
def test_lv_is_not_encrypted_lvm_api(self, factory, device_info):
lsblk = {'FSTYPE': 'xfs', 'TYPE': 'lvm'}
blkid = {'TYPE': 'mapper'}
device_info(lsblk=lsblk, blkid=blkid)
disk = device.Device("/dev/sda")
disk.lv_api = factory(encrypted=False)
assert disk.is_encrypted is False
class TestDeviceOrdering(object):
def setup(self):
self.data = {
"/dev/sda": {"removable": 0},
"/dev/sdb": {"removable": 1}, # invalid
"/dev/sdc": {"removable": 0},
"/dev/sdd": {"removable": 1}, # invalid
}
def test_valid_before_invalid(self, device_info):
lsblk = {"TYPE": "disk"}
device_info(devices=self.data,lsblk=lsblk)
sda = device.Device("/dev/sda")
sdb = device.Device("/dev/sdb")
assert sda < sdb
assert sdb > sda
def test_valid_alphabetical_ordering(self, device_info):
lsblk = {"TYPE": "disk"}
device_info(devices=self.data,lsblk=lsblk)
sda = device.Device("/dev/sda")
sdc = device.Device("/dev/sdc")
assert sda < sdc
assert sdc > sda
def test_invalid_alphabetical_ordering(self, device_info):
lsblk = {"TYPE": "disk"}
device_info(devices=self.data,lsblk=lsblk)
sdb = device.Device("/dev/sdb")
sdd = device.Device("/dev/sdd")
assert sdb < sdd
assert sdd > sdb
class TestCephDiskDevice(object):
def test_partlabel_lsblk(self, device_info):
lsblk = {"TYPE": "disk", "PARTLABEL": ""}
device_info(lsblk=lsblk)
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.partlabel == ''
def test_partlabel_blkid(self, device_info):
blkid = {"TYPE": "disk", "PARTLABEL": "ceph data"}
device_info(blkid=blkid)
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.partlabel == 'ceph data'
@pytest.mark.usefixtures("blkid_ceph_disk_member",
"disable_kernel_queries")
def test_is_member_blkid(self, monkeypatch, patch_bluestore_label):
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.is_member is True
def test_reject_removable_device(self, device_info):
data = {"/dev/sdb": {"removable": 1}}
device_info(devices=data)
disk = device.Device("/dev/sdb")
assert not disk.available
def test_accept_non_removable_device(self, device_info):
data = {"/dev/sdb": {"removable": 0, "size": 5368709120}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sdb")
assert disk.available
def test_reject_readonly_device(self, device_info):
data = {"/dev/cdrom": {"ro": 1}}
device_info(devices=data)
disk = device.Device("/dev/cdrom")
assert not disk.available
def test_reject_smaller_than_5gb(self, device_info):
data = {"/dev/sda": {"size": 5368709119}}
device_info(devices=data)
disk = device.Device("/dev/sda")
assert not disk.available, 'too small device is available'
def test_accept_non_readonly_device(self, device_info):
data = {"/dev/sda": {"ro": 0, "size": 5368709120}}
lsblk = {"TYPE": "disk"}
device_info(devices=data,lsblk=lsblk)
disk = device.Device("/dev/sda")
assert disk.available
@pytest.mark.usefixtures("lsblk_ceph_disk_member",
"disable_kernel_queries")
def test_is_member_lsblk(self, patch_bluestore_label, device_info):
lsblk = {"TYPE": "disk", "PARTLABEL": "ceph"}
device_info(lsblk=lsblk)
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.is_member is True
def test_unknown_type(self, device_info):
lsblk = {"TYPE": "disk", "PARTLABEL": "gluster"}
device_info(lsblk=lsblk)
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.type == 'unknown'
ceph_types = ['data', 'wal', 'db', 'lockbox', 'journal', 'block']
@pytest.mark.usefixtures("blkid_ceph_disk_member",
"disable_kernel_queries")
def test_type_blkid(self, monkeypatch, device_info, ceph_partlabel):
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.type in self.ceph_types
@pytest.mark.usefixtures("blkid_ceph_disk_member",
"lsblk_ceph_disk_member",
"disable_kernel_queries")
def test_type_lsblk(self, device_info, ceph_partlabel):
disk = device.CephDiskDevice(device.Device("/dev/sda"))
assert disk.type in self.ceph_types
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