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 _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 _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 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_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 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_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 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())