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import unittest
import os
import re
import glob
import time
import shutil
import overrides_hack
from utils import run, create_sparse_tempfile, create_lio_device, delete_lio_device, fake_utils, fake_path, TestTags, tag_test, write_file, run_command, required_plugins
import gi
gi.require_version('GLib', '2.0')
gi.require_version('BlockDev', '3.0')
from gi.repository import BlockDev, GLib
@required_plugins(("smart",))
class SMARTTest(unittest.TestCase):
# dumps from real drives, both HDD and SSD
SKDUMPS = ["TOSHIBA_THNSNH128GBST", "Hitachi_HDS721010CLA632", "WDC_WD20EARS-00MVWB0",
"SAMSUNG_HS122JC", "SAMSUNG_MMCRE28G5MXP-0VBH1", "IBM_IC25N020ATCS04-0",
"Maxtor_6Y120P0", "SiliconPower_SSD_SBFM61.3", "Patriot_Burst_240GB",
"KINGSTON_SA400S37480G_SBFKQ13", "KINGSTON_SA400S37240G_SBFK71B1",
"GIGABYTE_GP-GSTFS31100TNTD", "Biwintech_SSD_SX500"]
@classmethod
def setUpClass(cls):
cls.ps = BlockDev.PluginSpec(name=BlockDev.Plugin.SMART, so_name="libbd_smart.so.3")
cls.ps2 = BlockDev.PluginSpec(name=BlockDev.Plugin.LOOP)
if not BlockDev.is_initialized():
BlockDev.init([cls.ps, cls.ps2], None)
else:
BlockDev.reinit([cls.ps, cls.ps2], True, None)
def _setup_lio(self):
self.lio_dev_file = create_sparse_tempfile("smart_test", 1024**3)
try:
self.lio_dev = create_lio_device(self.lio_dev_file)
except RuntimeError as e:
raise RuntimeError("Failed to setup LIO device for testing: %s" % e)
def _clean_lio(self):
try:
delete_lio_device(self.lio_dev)
except:
pass
os.unlink(self.lio_dev_file)
def _setup_loop(self):
self.loop_dev_file = create_sparse_tempfile("smart_test", 1024**3)
succ, self.loop_dev = BlockDev.loop_setup(self.loop_dev_file)
self.assertTrue(succ)
self.assertTrue(self.loop_dev)
self.loop_dev = '/dev/' + self.loop_dev
def _clean_loop(self):
try:
BlockDev.loop_teardown(self.loop_dev)
except:
pass
os.unlink(self.loop_dev_file)
def _setup_scsi_debug(self):
res, _out, _err = run_command('modprobe scsi_debug')
self.assertEqual(res, 0)
dirs = []
while len(dirs) < 1:
dirs = glob.glob('/sys/bus/pseudo/drivers/scsi_debug/adapter*/host*/target*/*:*/block')
time.sleep(0.1)
self.scsi_debug_dev = os.listdir(dirs[0])
self.assertEqual(len(self.scsi_debug_dev), 1)
self.scsi_debug_dev = '/dev/' + self.scsi_debug_dev[0]
self.assertTrue(os.path.exists(self.scsi_debug_dev))
def _clean_scsi_debug(self):
try:
device = self.scsi_debug_dev.split('/')[-1]
if os.path.exists('/sys/block/' + device):
self.write_file('/sys/block/%s/device/delete' % device, '1')
while os.path.exists(device):
time.sleep(0.1)
self.run_command('modprobe -r scsi_debug')
except:
pass
@tag_test(TestTags.NOSTORAGE)
def test_plugin_version(self):
self.assertEqual(BlockDev.get_plugin_soname(BlockDev.Plugin.SMART), "libbd_smart.so.3")
@tag_test(TestTags.CORE)
def test_ata_info(self):
"""Test SMART ATA info on LIO, loop and scsi_debug devices"""
# non-existing device
msg = r"Error opening device /dev/.*: No such file or directory"
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_ata_get_info("/dev/nonexistent")
msg = r"Error reading SMART data from device: Operation not supported"
# LIO device (SCSI)
self._setup_lio()
self.addCleanup(self._clean_lio)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_ata_get_info(self.lio_dev)
# loop device
self._setup_loop()
self.addCleanup(self._clean_loop)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_ata_get_info(self.loop_dev)
# scsi_debug
self._setup_scsi_debug()
self.addCleanup(self._clean_scsi_debug)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_ata_get_info(self.scsi_debug_dev)
@tag_test(TestTags.CORE)
def test_smart_enable_disable(self):
"""Test turning SMART functionality on/off over LIO, loop and scsi_debug devices"""
msg = r"Enabling/disabling ATA SMART functionality is unavailable with libatasmart"
# non-existing device
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled("/dev/nonexistent", False)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled("/dev/nonexistent", True)
# LIO device (SCSI)
self._setup_lio()
self.addCleanup(self._clean_lio)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.lio_dev, False)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.lio_dev, True)
# loop device
self._setup_loop()
self.addCleanup(self._clean_loop)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.loop_dev, False)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.loop_dev, True)
# scsi_debug
self._setup_scsi_debug()
self.addCleanup(self._clean_scsi_debug)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.scsi_debug_dev, False)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_set_enabled(self.scsi_debug_dev, True)
@tag_test(TestTags.CORE)
def test_smart_selftest(self):
"""Test SMART self-test functionality over LIO, loop and scsi_debug devices"""
tests = [BlockDev.SmartSelfTestOp.OFFLINE, BlockDev.SmartSelfTestOp.SHORT,
BlockDev.SmartSelfTestOp.LONG, BlockDev.SmartSelfTestOp.CONVEYANCE,
BlockDev.SmartSelfTestOp.ABORT]
# non-existing device
msg = r"Error opening device /dev/.*: No such file or directory"
for t in tests:
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_device_self_test("/dev/nonexistent", t)
msg = r"Error triggering device self-test: Operation not supported"
# LIO device (SCSI)
self._setup_lio()
self.addCleanup(self._clean_lio)
for t in tests:
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_device_self_test(self.lio_dev, t)
# loop device
self._setup_loop()
self.addCleanup(self._clean_loop)
for t in tests:
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_device_self_test(self.loop_dev, t)
# scsi_debug
self._setup_scsi_debug()
self.addCleanup(self._clean_scsi_debug)
for t in tests:
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_device_self_test(self.scsi_debug_dev, t)
@tag_test(TestTags.CORE)
def test_scsi_info(self):
"""Test SMART SCSI info on LIO, loop and scsi_debug devices"""
# non-existing device
msg = r"SCSI SMART is unavailable with libatasmart"
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_scsi_get_info("/dev/nonexistent")
# LIO device (SCSI)
self._setup_lio()
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_scsi_get_info(self.lio_dev)
# loop device
self._setup_loop()
self.addCleanup(self._clean_loop)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_scsi_get_info(self.loop_dev)
# scsi_debug
self._setup_scsi_debug()
self.addCleanup(self._clean_scsi_debug)
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_scsi_get_info(self.scsi_debug_dev)
@tag_test(TestTags.CORE)
def test_ata_real_dumps_by_blob(self):
"""Test SMART ATA info on supplied skdump blobs (from real devices)"""
# feed it with garbage
for d in ["/dev/zero", "/dev/random"]:
with open(d, "rb") as f:
content = f.read(1024)
msg = r"Error parsing blob data: (Unknown error -61|Invalid argument)"
with self.assertRaisesRegex(GLib.GError, msg):
BlockDev.smart_ata_get_info_from_data(content)
# feed it with proper skdumps
for d in self.SKDUMPS:
with open(os.path.join("tests", "smart_dumps", "%s.bin" % d), "rb") as f:
content = f.read()
data = BlockDev.smart_ata_get_info_from_data(content)
self.assertIsNotNone(data)
self.assertGreater(data.power_cycle_count, 0)
self.assertGreater(data.power_on_time, 0)
self.assertEqual(data.smart_capabilities, 0)
self.assertTrue(data.smart_enabled)
self.assertTrue(data.smart_supported)
self.assertLess(data.temperature, 320)
self.assertGreater(len(data.attributes), 0)
for attr in data.attributes:
self.assertGreater(attr.id, 0)
self.assertGreater(len(attr.name), 0)
self.assertGreater(len(attr.pretty_value_string), 0)
|
