def test_opeators(self):
self.assertEqual(subject, "1:0:0:1")
self.assertFalse(subject == 123)
self.assertRaises(TypeError, subject.__lt__, None)
self.assertGreaterEqual(subject, HCTL.from_string("1:0:0:0"))
self.assertGreater(subject, HCTL.from_string("1:0:0:0"))
self.assertEqual([i for i in subject], [1, 0, 0, 1])
self.assertRaises(ValueError, subject.from_string, None)
self.assertEqual(repr(subject), "<1:0:0:1>")
self.assertEqual(HCT(1, 0, 0)[1], subject)
self.assertEqual(HCT(1, 0, 0), HCT(1, 0, 0))
def _append_device_by_type(self, hctl_str, dev_path, scsi_type):
if scsi_type == SCSI_TYPE_STORAGE_CONTROLLER:
self.controllers.append(SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
elif scsi_type == SCSI_TYPE_DISK:
block_dev_names = get_sd_paths(dev_path)
if block_dev_names == []:
self.sg_disks.append(SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
else:
sd_disk = SysfsSDDisk(dev_path, HCTL.from_string(hctl_str), block_dev_names)
self.sd_disks.append(sd_disk)
self.sg_disks.append(sd_disk)
self.block_devices.append(sd_disk)
self.block_devno_to_device[sd_disk.get_block_devno()] = sd_disk
def _get_hctl(self):
from infi.dtypes.hctl import HCTL
if self.is_iscsi_session:
h, c, t = self._get_hct_iscsi()
if (h, c, t) == (-1, 0, -1):
return None
else:
return HCTL(h, c, t, self._get_path_lun_iscsi())
else:
h, c, t = self._get_hct_fc(self.initiator_port_name,
self.target_port_name)
if (h, c, t) == (-1, 0, -1):
return None
else:
return HCTL(h, c, t, self._get_path_lun_fc())
def _append_device_by_type(self, hctl_str, dev_path, scsi_type):
if scsi_type == SCSI_TYPE_STORAGE_CONTROLLER:
self.controllers.append(SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
elif scsi_type == SCSI_TYPE_ENCLOSURE:
self.enclosures.append(SysfsEnclosureDevice(dev_path, HCTL.from_string(hctl_str)))
elif scsi_type == SCSI_TYPE_DISK:
block_dev_names = self._sd_structures.get(hctl_str)
if not block_dev_names:
self.sg_disks.append(SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
else:
sd_disk = SysfsSDDisk(dev_path, HCTL.from_string(hctl_str), block_dev_names)
self.sd_disks.append(sd_disk)
self.sg_disks.append(sd_disk)
self.block_devices.append(sd_disk)
self.block_devno_to_device[sd_disk.get_block_devno()] = sd_disk
def get_hctl(self):
from pyVmomi import vim
from infi.storagemodel.errors import RescanIsNeeded
from pyVmomi import vim
scsi_topology_adapters = self._properties.get(
SCSI_TOPOLOGY_PROPERTY_PATH, [])
expected_vmhba = self._path_data_object.adapter.split('-')[-1]
# adapter.key is key-vim.host.ScsiTopology.Interface-vmhba0
# path_data_object.adapter is key-vim.host.FibreChannelHba-vmhba2
for adapter in [
adapter for adapter in scsi_topology_adapters
if adapter.key.split('-')[-1] == expected_vmhba
]:
for target in adapter.target:
our_transport = self._path_data_object.transport
target_transport = target.transport
if (isinstance(our_transport, vim.HostInternetScsiTargetTransport) and
isinstance(target_transport, vim.HostInternetScsiTargetTransport) and
our_transport.iScsiName == target_transport.iScsiName) or \
(isinstance(our_transport, vim.HostFibreChannelTargetTransport) and
isinstance(target_transport, vim.HostFibreChannelTargetTransport) and
our_transport.portWorldWideName == target_transport.portWorldWideName):
for lun in target.lun:
# lun.scsiLun = "key-vim.host.ScsiLun-020c0000006742b0f000004e2b0000000000000000496e66696e69"
# self._lun_key = 'key-vim.host.ScsiDisk-02000200006742b0f000004e2b0000000000000069496e66696e69'
if lun.scsiLun.rsplit('-',
1)[-1] == self._lun_key.rsplit(
'-', 1)[-1]:
return HCTL(expected_vmhba, 0, target.target,
lun.lun)
logger.exception(
"failed to find SCSI target for path object {}".format(
self._path_data_object))
raise RescanIsNeeded()
def get_hctl(self):
from infi.dtypes.hctl import HCTL
scsi_address = self._pdo_information.ScsiAddress
try:
return HCTL(scsi_address.PortNumber, scsi_address.ScsiPathId,
scsi_address.TargetId, scsi_address.Lun)
except AttributeError:
# we lost a PDO
raise RescanIsNeeded()
def _append_device_by_type(self, hctl_str, dev_path, scsi_type):
if scsi_type == SCSI_TYPE_STORAGE_CONTROLLER:
self.controllers.append(
SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
elif scsi_type == SCSI_TYPE_ENCLOSURE:
self.enclosures.append(
SysfsEnclosureDevice(dev_path, HCTL.from_string(hctl_str)))
elif scsi_type == SCSI_TYPE_DISK:
block_dev_names = self._sd_structures.get(hctl_str)
if not block_dev_names:
self.sg_disks.append(
SysfsSCSIDevice(dev_path, HCTL.from_string(hctl_str)))
else:
sd_disk = SysfsSDDisk(dev_path, HCTL.from_string(hctl_str),
block_dev_names)
self.sd_disks.append(sd_disk)
self.sg_disks.append(sd_disk)
self.block_devices.append(sd_disk)
self.block_devno_to_device[sd_disk.get_block_devno()] = sd_disk
def get_hctl(self):
"""Returns a `infi.dtypes.hctl.HCTL` object"""
driver = execute_assert_success(
["/usr/sbin/lsdev", "-F", "parent", "-l",
self._name]).get_stdout().strip()
host = self._get_host_by_driver(driver)
target, lun = execute_assert_success([
"/usr/sbin/lsattr", "-F", "value", "-a", "ww_name", "-a", "lun_id",
"-E", "-l", self._name
]).get_stdout().strip().split("\n")
target = int(target, 16)
lun = int(lun, 16) >> 48
return HCTL(host, 0, target, lun)
def test_fc_mapping_gone(self, get_storage_model):
from . import FiberChannelMappingNotExists, MultipleFiberChannelMappingNotExist
i_wwn = ":".join(["01"] * 8)
t_wwn = ":".join(["02"] * 8)
get_storage_model.return_value = MockModel()
SCSIModel._devices = [Disk("1")]
SCSIModel._devices[0].connectivity = FCConectivityMock(i_wwn, t_wwn)
SCSIModel._devices[0].hctl = HCTL(1, 0, 0, 1)
self.assertFalse(FiberChannelMappingNotExists(i_wwn, t_wwn, 1)())
self.assertFalse(
MultipleFiberChannelMappingNotExist([i_wwn], [t_wwn], [1, 2])())
SCSIModel._devices = []
self.assertTrue(FiberChannelMappingNotExists(i_wwn, t_wwn, 1)())
self.assertTrue(
MultipleFiberChannelMappingNotExist([i_wwn], [t_wwn], [1, 2]))
def test_sysfs(self, open_mock, listdir_mock, exists_mock, islink_mock,
get_hctl_for_sd_device_mock):
if name == "nt":
raise SkipTest
listdir_map = {
'/sys/class/scsi_device': [
'2:0:0:0', '3:0:0:0', '3:0:1:1', '3:0:1:2', '4:0:0:0',
'4:0:1:1', '4:0:1:2', '5:0:0:0'
],
# SCSI Disks:
'/sys/class/scsi_device/2:0:0:0/device/block': ['sda'],
'/sys/class/scsi_device/2:0:0:0/device/scsi_generic': ['sg0'],
'/sys/class/scsi_device/3:0:0:0/device/block': ['sde'],
'/sys/class/scsi_device/3:0:0:0/device/scsi_generic': ['sg4'],
'/sys/class/scsi_device/3:0:1:1/device/block': ['sdf'],
'/sys/class/scsi_device/3:0:1:1/device/scsi_generic': ['sg2'],
'/sys/class/scsi_device/3:0:1:2/device/block': ['sdg'],
'/sys/class/scsi_device/3:0:1:2/device/scsi_generic': ['sg5'],
'/sys/class/scsi_device/4:0:0:0/device/block': ['sdb'],
'/sys/class/scsi_device/4:0:0:0/device/scsi_generic': ['sg1'],
'/sys/class/scsi_device/4:0:1:1/device/block': ['sdc'],
'/sys/class/scsi_device/4:0:1:1/device/scsi_generic': ['sg7'],
'/sys/class/scsi_device/4:0:1:2/device/block': ['sdd'],
'/sys/class/scsi_device/4:0:1:2/device/scsi_generic': ['sg6'],
# SCSI Storage Controllers:
'/sys/class/scsi_device/5:0:0:0/device/scsi_generic': ['sg3'],
# Block Devices:
'/sys/block': ['sda', 'sde', 'sdf', 'sdg', 'sdb', 'sdc', 'sdd'],
# Device names:
'/dev': [
'sg0', 'sg4', 'sg2', 'sg5', 'sg1', 'sg7', 'sg6', 'sg3', 'sda',
'sde', 'sdf', 'sdg', 'sdb', 'sdc', 'sdd'
]
}
file_map = {
'/sys/class/scsi_device/2:0:0:0/device/type': '0',
'/sys/class/scsi_device/2:0:0:0/device/vendor': 'VMware',
'/sys/class/scsi_device/2:0:0:0/device/block/sda/size': '16777216',
'/sys/class/scsi_device/2:0:0:0/device/block/sda/dev': '8:0',
'/sys/class/scsi_device/2:0:0:0/device/queue_depth': '64',
'/sys/class/scsi_device/3:0:0:0/device/type': '0',
'/sys/class/scsi_device/3:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/3:0:0:0/device/block/sde/size': '2097156',
'/sys/class/scsi_device/3:0:0:0/device/block/sde/dev': '8:4',
'/sys/class/scsi_device/3:0:0:0/device/queue_depth': '32',
'/sys/class/scsi_device/3:0:1:1/device/type': '0',
'/sys/class/scsi_device/3:0:1:1/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/3:0:1:1/device/block/sdf/size': '1953792',
'/sys/class/scsi_device/3:0:1:1/device/block/sdf/dev': '8:5',
'/sys/class/scsi_device/3:0:1:1/device/queue_depth': '32',
'/sys/class/scsi_device/3:0:1:2/device/type': '0',
'/sys/class/scsi_device/3:0:1:2/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/3:0:1:2/device/block/sdg/size': '1953792',
'/sys/class/scsi_device/3:0:1:2/device/block/sdg/dev': '8:6',
'/sys/class/scsi_device/3:0:1:2/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:0:0/device/type': '0',
'/sys/class/scsi_device/4:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/4:0:0:0/device/block/sdb/size': '2097156',
'/sys/class/scsi_device/4:0:0:0/device/block/sdb/dev': '8:1',
'/sys/class/scsi_device/4:0:0:0/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:1:1/device/type': '0',
'/sys/class/scsi_device/4:0:1:1/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/4:0:1:1/device/block/sdc/size': '1953792',
'/sys/class/scsi_device/4:0:1:1/device/block/sdc/dev': '8:2',
'/sys/class/scsi_device/4:0:1:1/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:1:2/device/type': '0',
'/sys/class/scsi_device/4:0:1:2/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/4:0:1:2/device/block/sdd/size': '1953792',
'/sys/class/scsi_device/4:0:1:2/device/block/sdd/dev': '8:3',
'/sys/class/scsi_device/4:0:1:2/device/queue_depth': '32',
'/sys/class/scsi_device/5:0:0:0/device/type': '12',
'/sys/class/scsi_device/5:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/5:0:0:0/device/queue_depth': '32',
'/sys/block/sda/dev': '8:0',
'/sys/block/sda/size': '16777216',
'/sys/block/sde/dev': '8:4',
'/sys/block/sde/size': '2097156',
'/sys/block/sdf/dev': '8:5',
'/sys/block/sdf/size': '1953792',
'/sys/block/sdg/dev': '8:6',
'/sys/block/sdg/size': '1953792',
'/sys/block/sdb/dev': '8:1',
'/sys/block/sdb/size': '2097156',
'/sys/block/sdc/dev': '8:2',
'/sys/block/sdc/size': '1953792',
'/sys/block/sdd/dev': '8:3',
'/sys/block/sdd/size': '1953792',
}
get_sd_hctl_map = {
'/dev/sda': HCTL.from_string('2:0:0:0'),
'/dev/sde': HCTL.from_string('3:0:0:0'),
'/dev/sdf': HCTL.from_string('3:0:1:1'),
'/dev/sdg': HCTL.from_string('3:0:1:2'),
'/dev/sdb': HCTL.from_string('4:0:0:0'),
'/dev/sdc': HCTL.from_string('4:0:1:1'),
'/dev/sdd': HCTL.from_string('4:0:1:2'),
}
def create_file_context_manager(*args, **kwargs):
path = args[0]
file_mock = Mock()
file_mock.read = Mock(return_value=file_map[path])
cm = Mock()
cm.__enter__ = Mock(return_value=file_mock)
cm.__exit__ = Mock()
return cm
disk_properties = {
'sda':
dict(queue_depth=64,
sysfs_size=16777216,
hctl='2:0:0:0',
vendor='VMware'),
'sde':
dict(queue_depth=32,
sysfs_size=2097156,
hctl='3:0:0:0',
vendor='NFINIDAT'),
'sdf':
dict(queue_depth=32,
sysfs_size=1953792,
hctl='3:0:1:1',
vendor='NEXSAN'),
'sdg':
dict(queue_depth=32,
sysfs_size=1953792,
hctl='3:0:1:2',
vendor='NEXSAN'),
'sdb':
dict(queue_depth=32,
sysfs_size=2097156,
hctl='4:0:0:0',
vendor='NFINIDAT'),
'sdc':
dict(queue_depth=32,
sysfs_size=1953792,
hctl='4:0:1:1',
vendor='NEXSAN'),
'sdd':
dict(queue_depth=32,
sysfs_size=1953792,
hctl='4:0:1:2',
vendor='NEXSAN'),
}
listdir_mock.side_effect = listdir_map.get
open_mock.side_effect = create_file_context_manager
exists_mock.return_value = True
islink_mock.return_value = False
get_hctl_for_sd_device_mock.side_effect = get_sd_hctl_map.get
sysfs = Sysfs()
disks = sysfs.get_all_sd_disks()
self.assertEqual(7, len(disks))
for disk in disks:
block_dev = disk.get_block_device_name()
self.assertTrue(block_dev in disk_properties)
self.assertEqual(
HCTL.from_string(disk_properties[block_dev]['hctl']),
disk.get_hctl())
self.assertEqual(disk_properties[block_dev]['queue_depth'],
disk.get_queue_depth())
self.assertEqual(disk_properties[block_dev]['sysfs_size'] * 512,
disk.get_size_in_bytes())
self.assertEqual(disk_properties[block_dev]['vendor'],
disk.get_vendor())
def find_hctl_by_slot(self, slot):
dev_path = os.path.join(self._basepath, slot, 'device')
if os.path.exists(dev_path):
hctl = os.path.basename(os.readlink(dev_path))
return HCTL.from_string(hctl)
return None
def test_from_hct_and_lun(self):
self.assertEqual(HCTL.from_hct_and_lun(HCT(1, 2, 3), 4), HCTL(1, 2, 3, 4))
def get_hctl(self):
# TODO make sure which is base 16 and which isn't!
return HCTL(int(self.controller), int(self.controller),
int(self.target, 16), int(self.disk))
def test_sysfs(self, open_mock, listdir_mock, exists_mock, islink_mock, get_hctl_for_sd_device_mock):
if name == "nt":
raise SkipTest
listdir_map = {
'/sys/class/scsi_device': [ '2:0:0:0', '3:0:0:0', '3:0:1:1', '3:0:1:2', '4:0:0:0', '4:0:1:1', '4:0:1:2',
'5:0:0:0' ],
# SCSI Disks:
'/sys/class/scsi_device/2:0:0:0/device/block': [ 'sda' ],
'/sys/class/scsi_device/2:0:0:0/device/scsi_generic': [ 'sg0' ],
'/sys/class/scsi_device/3:0:0:0/device/block': [ 'sde' ],
'/sys/class/scsi_device/3:0:0:0/device/scsi_generic': [ 'sg4' ],
'/sys/class/scsi_device/3:0:1:1/device/block': [ 'sdf' ],
'/sys/class/scsi_device/3:0:1:1/device/scsi_generic': [ 'sg2' ],
'/sys/class/scsi_device/3:0:1:2/device/block': [ 'sdg' ],
'/sys/class/scsi_device/3:0:1:2/device/scsi_generic': [ 'sg5' ],
'/sys/class/scsi_device/4:0:0:0/device/block': [ 'sdb' ],
'/sys/class/scsi_device/4:0:0:0/device/scsi_generic': [ 'sg1' ],
'/sys/class/scsi_device/4:0:1:1/device/block': [ 'sdc' ],
'/sys/class/scsi_device/4:0:1:1/device/scsi_generic': [ 'sg7' ],
'/sys/class/scsi_device/4:0:1:2/device/block': [ 'sdd' ],
'/sys/class/scsi_device/4:0:1:2/device/scsi_generic': [ 'sg6' ],
# SCSI Storage Controllers:
'/sys/class/scsi_device/5:0:0:0/device/scsi_generic': [ 'sg3' ],
# Block Devices:
'/sys/block': ['sda','sde','sdf','sdg','sdb','sdc','sdd'],
# Device names:
'/dev' : ['sg0','sg4','sg2','sg5','sg1','sg7','sg6','sg3','sda','sde','sdf','sdg','sdb','sdc','sdd']
}
file_map = {
'/sys/class/scsi_device/2:0:0:0/device/type': '0',
'/sys/class/scsi_device/2:0:0:0/device/vendor': 'VMware',
'/sys/class/scsi_device/2:0:0:0/device/block/sda/size': '16777216',
'/sys/class/scsi_device/2:0:0:0/device/block/sda/dev': '8:0',
'/sys/class/scsi_device/2:0:0:0/device/queue_depth': '64',
'/sys/class/scsi_device/3:0:0:0/device/type': '0',
'/sys/class/scsi_device/3:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/3:0:0:0/device/block/sde/size': '2097156',
'/sys/class/scsi_device/3:0:0:0/device/block/sde/dev': '8:4',
'/sys/class/scsi_device/3:0:0:0/device/queue_depth': '32',
'/sys/class/scsi_device/3:0:1:1/device/type': '0',
'/sys/class/scsi_device/3:0:1:1/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/3:0:1:1/device/block/sdf/size': '1953792',
'/sys/class/scsi_device/3:0:1:1/device/block/sdf/dev': '8:5',
'/sys/class/scsi_device/3:0:1:1/device/queue_depth': '32',
'/sys/class/scsi_device/3:0:1:2/device/type': '0',
'/sys/class/scsi_device/3:0:1:2/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/3:0:1:2/device/block/sdg/size': '1953792',
'/sys/class/scsi_device/3:0:1:2/device/block/sdg/dev': '8:6',
'/sys/class/scsi_device/3:0:1:2/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:0:0/device/type': '0',
'/sys/class/scsi_device/4:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/4:0:0:0/device/block/sdb/size': '2097156',
'/sys/class/scsi_device/4:0:0:0/device/block/sdb/dev': '8:1',
'/sys/class/scsi_device/4:0:0:0/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:1:1/device/type': '0',
'/sys/class/scsi_device/4:0:1:1/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/4:0:1:1/device/block/sdc/size': '1953792',
'/sys/class/scsi_device/4:0:1:1/device/block/sdc/dev': '8:2',
'/sys/class/scsi_device/4:0:1:1/device/queue_depth': '32',
'/sys/class/scsi_device/4:0:1:2/device/type': '0',
'/sys/class/scsi_device/4:0:1:2/device/vendor': 'NEXSAN',
'/sys/class/scsi_device/4:0:1:2/device/block/sdd/size': '1953792',
'/sys/class/scsi_device/4:0:1:2/device/block/sdd/dev': '8:3',
'/sys/class/scsi_device/4:0:1:2/device/queue_depth': '32',
'/sys/class/scsi_device/5:0:0:0/device/type': '12',
'/sys/class/scsi_device/5:0:0:0/device/vendor': 'NFINIDAT',
'/sys/class/scsi_device/5:0:0:0/device/queue_depth': '32',
'/sys/block/sda/dev' : '8:0',
'/sys/block/sda/size' : '16777216',
'/sys/block/sde/dev' : '8:4',
'/sys/block/sde/size' : '2097156',
'/sys/block/sdf/dev' : '8:5',
'/sys/block/sdf/size' : '1953792',
'/sys/block/sdg/dev' : '8:6',
'/sys/block/sdg/size' : '1953792',
'/sys/block/sdb/dev' : '8:1',
'/sys/block/sdb/size' : '2097156',
'/sys/block/sdc/dev' : '8:2',
'/sys/block/sdc/size' : '1953792',
'/sys/block/sdd/dev' : '8:3',
'/sys/block/sdd/size' : '1953792',
}
get_sd_hctl_map = {
'/dev/sda' : HCTL.from_string('2:0:0:0'),
'/dev/sde' : HCTL.from_string('3:0:0:0'),
'/dev/sdf' : HCTL.from_string('3:0:1:1'),
'/dev/sdg' : HCTL.from_string('3:0:1:2'),
'/dev/sdb' : HCTL.from_string('4:0:0:0'),
'/dev/sdc' : HCTL.from_string('4:0:1:1'),
'/dev/sdd' : HCTL.from_string('4:0:1:2'),
}
def create_file_context_manager(*args, **kwargs):
path = args[0]
file_mock = Mock()
file_mock.read = Mock(return_value=file_map[path])
cm = Mock()
cm.__enter__ = Mock(return_value=file_mock)
cm.__exit__ = Mock()
return cm
disk_properties = {
'sda': dict(queue_depth=64, sysfs_size=16777216, hctl='2:0:0:0', vendor='VMware'),
'sde': dict(queue_depth=32, sysfs_size=2097156, hctl='3:0:0:0', vendor='NFINIDAT'),
'sdf': dict(queue_depth=32, sysfs_size=1953792, hctl='3:0:1:1', vendor='NEXSAN'),
'sdg': dict(queue_depth=32, sysfs_size=1953792, hctl='3:0:1:2', vendor='NEXSAN'),
'sdb': dict(queue_depth=32, sysfs_size=2097156, hctl='4:0:0:0', vendor='NFINIDAT'),
'sdc': dict(queue_depth=32, sysfs_size=1953792, hctl='4:0:1:1', vendor='NEXSAN'),
'sdd': dict(queue_depth=32, sysfs_size=1953792, hctl='4:0:1:2', vendor='NEXSAN'),
}
listdir_mock.side_effect = listdir_map.get
open_mock.side_effect = create_file_context_manager
exists_mock.return_value = True
islink_mock.return_value = False
get_hctl_for_sd_device_mock.side_effect = get_sd_hctl_map.get
sysfs = Sysfs()
disks = sysfs.get_all_sd_disks()
self.assertEquals(7, len(disks))
for disk in disks:
block_dev = disk.get_block_device_name()
self.assertTrue(block_dev in disk_properties)
self.assertEquals(HCTL.from_string(disk_properties[block_dev]['hctl']), disk.get_hctl())
self.assertEquals(disk_properties[block_dev]['queue_depth'], disk.get_queue_depth())
self.assertEquals(disk_properties[block_dev]['sysfs_size'] * 512, disk.get_size_in_bytes())
self.assertEquals(disk_properties[block_dev]['vendor'], disk.get_vendor())
def get_hctl(self):
from infi.dtypes.hctl import HCTL
return HCTL(*defer(self.get_ioctl_interface().scsi_get_address)())
def __init__(self, sysfs, multipath_object_path):
from infi.dtypes.hctl import HCTL
self.multipath_object_path = multipath_object_path
self.hctl = HCTL(*self.multipath_object_path.hctl)
self.sysfs_device = sysfs.find_scsi_disk_by_hctl(self.hctl)
def test_fromstring(self):
self.assertEqual(subject, HCTL.from_string("1:0:0:1"))
self.assertNotEqual(subject, HCTL.from_string("1:0:0:2"))
self.assertLessEqual(subject, HCTL.from_string("1:0:0:2"))
def find_hctl_by_slot(self, slot):
dev_path = os.path.join(self._basepath, slot, 'device')
if os.path.exists(dev_path):
hctl = os.path.basename(os.readlink(dev_path))
return HCTL.from_string(hctl)
return None
def get_hctl(self):
"""Returns a `infi.dtypes.hctl.HCTL` instance"""
host = AixSCSIDevice._get_host_by_driver(self._driver)
return HCTL(host, 0, self._target, self._lun)
def test_sysfs(self, open_mock, listdir_mock, exists_mock, islink_mock):
if name == "nt":
raise SkipTest
listdir_map = {
"/sys/class/scsi_device": [
"2:0:0:0",
"3:0:0:0",
"3:0:1:1",
"3:0:1:2",
"4:0:0:0",
"4:0:1:1",
"4:0:1:2",
"5:0:0:0",
],
# SCSI Disks:
"/sys/class/scsi_device/2:0:0:0/device/block": ["sda"],
"/sys/class/scsi_device/2:0:0:0/device/scsi_generic": ["sg0"],
"/sys/class/scsi_device/3:0:0:0/device/block": ["sde"],
"/sys/class/scsi_device/3:0:0:0/device/scsi_generic": ["sg4"],
"/sys/class/scsi_device/3:0:1:1/device/block": ["sdf"],
"/sys/class/scsi_device/3:0:1:1/device/scsi_generic": ["sg2"],
"/sys/class/scsi_device/3:0:1:2/device/block": ["sdg"],
"/sys/class/scsi_device/3:0:1:2/device/scsi_generic": ["sg5"],
"/sys/class/scsi_device/4:0:0:0/device/block": ["sdb"],
"/sys/class/scsi_device/4:0:0:0/device/scsi_generic": ["sg1"],
"/sys/class/scsi_device/4:0:1:1/device/block": ["sdc"],
"/sys/class/scsi_device/4:0:1:1/device/scsi_generic": ["sg7"],
"/sys/class/scsi_device/4:0:1:2/device/block": ["sdd"],
"/sys/class/scsi_device/4:0:1:2/device/scsi_generic": ["sg6"],
# SCSI Storage Controllers:
"/sys/class/scsi_device/5:0:0:0/device/scsi_generic": ["sg3"],
# Block Devices:
"/sys/block": [],
}
file_map = {
"/sys/class/scsi_device/2:0:0:0/device/type": "0",
"/sys/class/scsi_device/2:0:0:0/device/vendor": "VMware",
"/sys/class/scsi_device/2:0:0:0/device/block/sda/size": "16777216",
"/sys/class/scsi_device/2:0:0:0/device/block/sda/dev": "8:0",
"/sys/class/scsi_device/2:0:0:0/device/queue_depth": "64",
"/sys/class/scsi_device/3:0:0:0/device/type": "0",
"/sys/class/scsi_device/3:0:0:0/device/vendor": "NFINIDAT",
"/sys/class/scsi_device/3:0:0:0/device/block/sde/size": "2097156",
"/sys/class/scsi_device/3:0:0:0/device/block/sde/dev": "8:4",
"/sys/class/scsi_device/3:0:0:0/device/queue_depth": "32",
"/sys/class/scsi_device/3:0:1:1/device/type": "0",
"/sys/class/scsi_device/3:0:1:1/device/vendor": "NEXSAN",
"/sys/class/scsi_device/3:0:1:1/device/block/sdf/size": "1953792",
"/sys/class/scsi_device/3:0:1:1/device/block/sdf/dev": "8:5",
"/sys/class/scsi_device/3:0:1:1/device/queue_depth": "32",
"/sys/class/scsi_device/3:0:1:2/device/type": "0",
"/sys/class/scsi_device/3:0:1:2/device/vendor": "NEXSAN",
"/sys/class/scsi_device/3:0:1:2/device/block/sdg/size": "1953792",
"/sys/class/scsi_device/3:0:1:2/device/block/sdg/dev": "8:6",
"/sys/class/scsi_device/3:0:1:2/device/queue_depth": "32",
"/sys/class/scsi_device/4:0:0:0/device/type": "0",
"/sys/class/scsi_device/4:0:0:0/device/vendor": "NFINIDAT",
"/sys/class/scsi_device/4:0:0:0/device/block/sdb/size": "2097156",
"/sys/class/scsi_device/4:0:0:0/device/block/sdb/dev": "8:1",
"/sys/class/scsi_device/4:0:0:0/device/queue_depth": "32",
"/sys/class/scsi_device/4:0:1:1/device/type": "0",
"/sys/class/scsi_device/4:0:1:1/device/vendor": "NEXSAN",
"/sys/class/scsi_device/4:0:1:1/device/block/sdc/size": "1953792",
"/sys/class/scsi_device/4:0:1:1/device/block/sdc/dev": "8:2",
"/sys/class/scsi_device/4:0:1:1/device/queue_depth": "32",
"/sys/class/scsi_device/4:0:1:2/device/type": "0",
"/sys/class/scsi_device/4:0:1:2/device/vendor": "NEXSAN",
"/sys/class/scsi_device/4:0:1:2/device/block/sdd/size": "1953792",
"/sys/class/scsi_device/4:0:1:2/device/block/sdd/dev": "8:3",
"/sys/class/scsi_device/4:0:1:2/device/queue_depth": "32",
"/sys/class/scsi_device/5:0:0:0/device/type": "12",
"/sys/class/scsi_device/5:0:0:0/device/vendor": "NFINIDAT",
"/sys/class/scsi_device/5:0:0:0/device/queue_depth": "32",
}
def create_file_context_manager(*args, **kwargs):
path = args[0]
file_mock = Mock()
file_mock.read = Mock(return_value=file_map[path])
cm = Mock()
cm.__enter__ = Mock(return_value=file_mock)
cm.__exit__ = Mock()
return cm
disk_properties = {
"sda": dict(queue_depth=64, sysfs_size=16777216, hctl="2:0:0:0", vendor="VMware"),
"sde": dict(queue_depth=32, sysfs_size=2097156, hctl="3:0:0:0", vendor="NFINIDAT"),
"sdf": dict(queue_depth=32, sysfs_size=1953792, hctl="3:0:1:1", vendor="NEXSAN"),
"sdg": dict(queue_depth=32, sysfs_size=1953792, hctl="3:0:1:2", vendor="NEXSAN"),
"sdb": dict(queue_depth=32, sysfs_size=2097156, hctl="4:0:0:0", vendor="NFINIDAT"),
"sdc": dict(queue_depth=32, sysfs_size=1953792, hctl="4:0:1:1", vendor="NEXSAN"),
"sdd": dict(queue_depth=32, sysfs_size=1953792, hctl="4:0:1:2", vendor="NEXSAN"),
}
listdir_mock.side_effect = listdir_map.get
open_mock.side_effect = create_file_context_manager
exists_mock.return_value = True
islink_mock.return_value = False
sysfs = Sysfs()
disks = sysfs.get_all_sd_disks()
self.assertEquals(7, len(disks))
for disk in disks:
block_dev = disk.get_block_device_name()
self.assertTrue(block_dev in disk_properties)
self.assertEquals(HCTL.from_string(disk_properties[block_dev]["hctl"]), disk.get_hctl())
self.assertEquals(disk_properties[block_dev]["queue_depth"], disk.get_queue_depth())
self.assertEquals(disk_properties[block_dev]["sysfs_size"] * 512, disk.get_size_in_bytes())
self.assertEquals(disk_properties[block_dev]["vendor"], disk.get_vendor())