root / test / py / ganeti.block.drbd_unittest.py @ 47e0abee
History | View | Annotate | Download (16.2 kB)
| 1 |
#!/usr/bin/python
|
|---|---|
| 2 |
#
|
| 3 |
|
| 4 |
# Copyright (C) 2006, 2007, 2010, 2012, 2013 Google Inc.
|
| 5 |
#
|
| 6 |
# This program is free software; you can redistribute it and/or modify
|
| 7 |
# it under the terms of the GNU General Public License as published by
|
| 8 |
# the Free Software Foundation; either version 2 of the License, or
|
| 9 |
# (at your option) any later version.
|
| 10 |
#
|
| 11 |
# This program is distributed in the hope that it will be useful, but
|
| 12 |
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 13 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
| 14 |
# General Public License for more details.
|
| 15 |
#
|
| 16 |
# You should have received a copy of the GNU General Public License
|
| 17 |
# along with this program; if not, write to the Free Software
|
| 18 |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
| 19 |
# 02110-1301, USA.
|
| 20 |
|
| 21 |
|
| 22 |
"""Script for unittesting the drbd module"""
|
| 23 |
|
| 24 |
|
| 25 |
import os |
| 26 |
|
| 27 |
from ganeti import constants |
| 28 |
from ganeti import errors |
| 29 |
from ganeti.block import drbd |
| 30 |
from ganeti.block import drbd_info |
| 31 |
from ganeti.block import drbd_cmdgen |
| 32 |
|
| 33 |
import testutils |
| 34 |
|
| 35 |
|
| 36 |
class TestDRBD8(testutils.GanetiTestCase): |
| 37 |
def testGetVersion(self): |
| 38 |
data = [ |
| 39 |
"version: 8.0.0 (api:76/proto:80)",
|
| 40 |
"version: 8.0.12 (api:76/proto:86-91)",
|
| 41 |
"version: 8.2.7 (api:88/proto:0-100)",
|
| 42 |
"version: 8.3.7.49 (api:188/proto:13-191)",
|
| 43 |
] |
| 44 |
result = [ |
| 45 |
{
|
| 46 |
"k_major": 8, |
| 47 |
"k_minor": 0, |
| 48 |
"k_point": 0, |
| 49 |
"api": 76, |
| 50 |
"proto": 80, |
| 51 |
}, |
| 52 |
{
|
| 53 |
"k_major": 8, |
| 54 |
"k_minor": 0, |
| 55 |
"k_point": 12, |
| 56 |
"api": 76, |
| 57 |
"proto": 86, |
| 58 |
"proto2": "91", |
| 59 |
}, |
| 60 |
{
|
| 61 |
"k_major": 8, |
| 62 |
"k_minor": 2, |
| 63 |
"k_point": 7, |
| 64 |
"api": 88, |
| 65 |
"proto": 0, |
| 66 |
"proto2": "100", |
| 67 |
}, |
| 68 |
{
|
| 69 |
"k_major": 8, |
| 70 |
"k_minor": 3, |
| 71 |
"k_point": 7, |
| 72 |
"k_fix": "49", |
| 73 |
"api": 188, |
| 74 |
"proto": 13, |
| 75 |
"proto2": "191", |
| 76 |
} |
| 77 |
] |
| 78 |
for d, r in zip(data, result): |
| 79 |
info = drbd.DRBD8Info.CreateFromLines([d]) |
| 80 |
self.assertEqual(info.GetVersion(), r)
|
| 81 |
self.assertEqual(info.GetVersionString(), d.replace("version: ", "")) |
| 82 |
|
| 83 |
|
| 84 |
class TestDRBD8Runner(testutils.GanetiTestCase): |
| 85 |
"""Testing case for drbd.DRBD8Dev"""
|
| 86 |
|
| 87 |
@staticmethod
|
| 88 |
def _has_disk(data, dname, mname): |
| 89 |
"""Check local disk corectness"""
|
| 90 |
retval = ( |
| 91 |
"local_dev" in data and |
| 92 |
data["local_dev"] == dname and |
| 93 |
"meta_dev" in data and |
| 94 |
data["meta_dev"] == mname and |
| 95 |
"meta_index" in data and |
| 96 |
data["meta_index"] == 0 |
| 97 |
) |
| 98 |
return retval
|
| 99 |
|
| 100 |
@staticmethod
|
| 101 |
def _has_net(data, local, remote): |
| 102 |
"""Check network connection parameters"""
|
| 103 |
retval = ( |
| 104 |
"local_addr" in data and |
| 105 |
data["local_addr"] == local and |
| 106 |
"remote_addr" in data and |
| 107 |
data["remote_addr"] == remote
|
| 108 |
) |
| 109 |
return retval
|
| 110 |
|
| 111 |
def testParser83Creation(self): |
| 112 |
"""Test drbdsetup show parser creation"""
|
| 113 |
drbd_info.DRBD83ShowInfo._GetShowParser() |
| 114 |
|
| 115 |
def testParser84Creation(self): |
| 116 |
"""Test drbdsetup show parser creation"""
|
| 117 |
drbd_info.DRBD84ShowInfo._GetShowParser() |
| 118 |
|
| 119 |
def testParser80(self): |
| 120 |
"""Test drbdsetup show parser for disk and network version 8.0"""
|
| 121 |
data = testutils.ReadTestData("bdev-drbd-8.0.txt")
|
| 122 |
result = drbd_info.DRBD83ShowInfo.GetDevInfo(data) |
| 123 |
self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
| 124 |
"/dev/xenvg/test.meta"),
|
| 125 |
"Wrong local disk info")
|
| 126 |
self.failUnless(self._has_net(result, ("192.0.2.1", 11000), |
| 127 |
("192.0.2.2", 11000)), |
| 128 |
"Wrong network info (8.0.x)")
|
| 129 |
|
| 130 |
def testParser83(self): |
| 131 |
"""Test drbdsetup show parser for disk and network version 8.3"""
|
| 132 |
data = testutils.ReadTestData("bdev-drbd-8.3.txt")
|
| 133 |
result = drbd_info.DRBD83ShowInfo.GetDevInfo(data) |
| 134 |
self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
| 135 |
"/dev/xenvg/test.meta"),
|
| 136 |
"Wrong local disk info")
|
| 137 |
self.failUnless(self._has_net(result, ("192.0.2.1", 11000), |
| 138 |
("192.0.2.2", 11000)), |
| 139 |
"Wrong network info (8.3.x)")
|
| 140 |
|
| 141 |
def testParser84(self): |
| 142 |
"""Test drbdsetup show parser for disk and network version 8.4"""
|
| 143 |
data = testutils.ReadTestData("bdev-drbd-8.4.txt")
|
| 144 |
result = drbd_info.DRBD84ShowInfo.GetDevInfo(data) |
| 145 |
self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
| 146 |
"/dev/xenvg/test.meta"),
|
| 147 |
"Wrong local disk info")
|
| 148 |
self.failUnless(self._has_net(result, ("192.0.2.1", 11000), |
| 149 |
("192.0.2.2", 11000)), |
| 150 |
"Wrong network info (8.4.x)")
|
| 151 |
|
| 152 |
def testParserNetIP4(self): |
| 153 |
"""Test drbdsetup show parser for IPv4 network"""
|
| 154 |
data = testutils.ReadTestData("bdev-drbd-net-ip4.txt")
|
| 155 |
result = drbd_info.DRBD83ShowInfo.GetDevInfo(data) |
| 156 |
self.failUnless(("local_dev" not in result and |
| 157 |
"meta_dev" not in result and |
| 158 |
"meta_index" not in result), |
| 159 |
"Should not find local disk info")
|
| 160 |
self.failUnless(self._has_net(result, ("192.0.2.1", 11002), |
| 161 |
("192.0.2.2", 11002)), |
| 162 |
"Wrong network info (IPv4)")
|
| 163 |
|
| 164 |
def testParserNetIP6(self): |
| 165 |
"""Test drbdsetup show parser for IPv6 network"""
|
| 166 |
data = testutils.ReadTestData("bdev-drbd-net-ip6.txt")
|
| 167 |
result = drbd_info.DRBD83ShowInfo.GetDevInfo(data) |
| 168 |
self.failUnless(("local_dev" not in result and |
| 169 |
"meta_dev" not in result and |
| 170 |
"meta_index" not in result), |
| 171 |
"Should not find local disk info")
|
| 172 |
self.failUnless(self._has_net(result, ("2001:db8:65::1", 11048), |
| 173 |
("2001:db8:66::1", 11048)), |
| 174 |
"Wrong network info (IPv6)")
|
| 175 |
|
| 176 |
def testParserDisk(self): |
| 177 |
"""Test drbdsetup show parser for disk"""
|
| 178 |
data = testutils.ReadTestData("bdev-drbd-disk.txt")
|
| 179 |
result = drbd_info.DRBD83ShowInfo.GetDevInfo(data) |
| 180 |
self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
| 181 |
"/dev/xenvg/test.meta"),
|
| 182 |
"Wrong local disk info")
|
| 183 |
self.failUnless(("local_addr" not in result and |
| 184 |
"remote_addr" not in result), |
| 185 |
"Should not find network info")
|
| 186 |
|
| 187 |
def testBarriersOptions(self): |
| 188 |
"""Test class method that generates drbdsetup options for disk barriers"""
|
| 189 |
# Tests that should fail because of wrong version/options combinations
|
| 190 |
should_fail = [ |
| 191 |
(8, 0, 12, "bfd", True), |
| 192 |
(8, 0, 12, "fd", False), |
| 193 |
(8, 0, 12, "b", True), |
| 194 |
(8, 2, 7, "bfd", True), |
| 195 |
(8, 2, 7, "b", True) |
| 196 |
] |
| 197 |
|
| 198 |
for vmaj, vmin, vrel, opts, meta in should_fail: |
| 199 |
self.assertRaises(errors.BlockDeviceError,
|
| 200 |
drbd_cmdgen.DRBD83CmdGenerator._ComputeDiskBarrierArgs, |
| 201 |
vmaj, vmin, vrel, opts, meta) |
| 202 |
|
| 203 |
# get the valid options from the frozenset(frozenset()) in constants.
|
| 204 |
valid_options = [list(x)[0] for x in constants.DRBD_VALID_BARRIER_OPT] |
| 205 |
|
| 206 |
# Versions that do not support anything
|
| 207 |
for vmaj, vmin, vrel in ((8, 0, 0), (8, 0, 11), (8, 2, 6)): |
| 208 |
for opts in valid_options: |
| 209 |
self.assertRaises(
|
| 210 |
errors.BlockDeviceError, |
| 211 |
drbd_cmdgen.DRBD83CmdGenerator._ComputeDiskBarrierArgs, |
| 212 |
vmaj, vmin, vrel, opts, True)
|
| 213 |
|
| 214 |
# Versions with partial support (testing only options that are supported)
|
| 215 |
tests = [ |
| 216 |
(8, 0, 12, "n", False, []), |
| 217 |
(8, 0, 12, "n", True, ["--no-md-flushes"]), |
| 218 |
(8, 2, 7, "n", False, []), |
| 219 |
(8, 2, 7, "fd", False, ["--no-disk-flushes", "--no-disk-drain"]), |
| 220 |
(8, 0, 12, "n", True, ["--no-md-flushes"]), |
| 221 |
] |
| 222 |
|
| 223 |
# Versions that support everything
|
| 224 |
for vmaj, vmin, vrel in ((8, 3, 0), (8, 3, 12)): |
| 225 |
tests.append((vmaj, vmin, vrel, "bfd", True, |
| 226 |
["--no-disk-barrier", "--no-disk-drain", |
| 227 |
"--no-disk-flushes", "--no-md-flushes"])) |
| 228 |
tests.append((vmaj, vmin, vrel, "n", False, [])) |
| 229 |
tests.append((vmaj, vmin, vrel, "b", True, |
| 230 |
["--no-disk-barrier", "--no-md-flushes"])) |
| 231 |
tests.append((vmaj, vmin, vrel, "fd", False, |
| 232 |
["--no-disk-flushes", "--no-disk-drain"])) |
| 233 |
tests.append((vmaj, vmin, vrel, "n", True, ["--no-md-flushes"])) |
| 234 |
|
| 235 |
# Test execution
|
| 236 |
for test in tests: |
| 237 |
vmaj, vmin, vrel, disabled_barriers, disable_meta_flush, expected = test |
| 238 |
args = \ |
| 239 |
drbd_cmdgen.DRBD83CmdGenerator._ComputeDiskBarrierArgs( |
| 240 |
vmaj, vmin, vrel, |
| 241 |
disabled_barriers, |
| 242 |
disable_meta_flush) |
| 243 |
self.failUnless(set(args) == set(expected), |
| 244 |
"For test %s, got wrong results %s" % (test, args))
|
| 245 |
|
| 246 |
# Unsupported or invalid versions
|
| 247 |
for vmaj, vmin, vrel in ((0, 7, 25), (9, 0, 0), (7, 0, 0), (8, 4, 0)): |
| 248 |
self.assertRaises(errors.BlockDeviceError,
|
| 249 |
drbd_cmdgen.DRBD83CmdGenerator._ComputeDiskBarrierArgs, |
| 250 |
vmaj, vmin, vrel, "n", True) |
| 251 |
|
| 252 |
# Invalid options
|
| 253 |
for option in ("", "c", "whatever", "nbdfc", "nf"): |
| 254 |
self.assertRaises(errors.BlockDeviceError,
|
| 255 |
drbd_cmdgen.DRBD83CmdGenerator._ComputeDiskBarrierArgs, |
| 256 |
8, 3, 11, option, True) |
| 257 |
|
| 258 |
|
| 259 |
class TestDRBD8Status(testutils.GanetiTestCase): |
| 260 |
"""Testing case for DRBD8Dev /proc status"""
|
| 261 |
|
| 262 |
def setUp(self): |
| 263 |
"""Read in txt data"""
|
| 264 |
testutils.GanetiTestCase.setUp(self)
|
| 265 |
proc_data = testutils.TestDataFilename("proc_drbd8.txt")
|
| 266 |
proc80e_data = testutils.TestDataFilename("proc_drbd80-emptyline.txt")
|
| 267 |
proc83_data = testutils.TestDataFilename("proc_drbd83.txt")
|
| 268 |
proc83_sync_data = testutils.TestDataFilename("proc_drbd83_sync.txt")
|
| 269 |
proc83_sync_krnl_data = \ |
| 270 |
testutils.TestDataFilename("proc_drbd83_sync_krnl2.6.39.txt")
|
| 271 |
proc84_data = testutils.TestDataFilename("proc_drbd84.txt")
|
| 272 |
proc84_sync_data = testutils.TestDataFilename("proc_drbd84_sync.txt")
|
| 273 |
|
| 274 |
self.proc80ev_data = \
|
| 275 |
testutils.TestDataFilename("proc_drbd80-emptyversion.txt")
|
| 276 |
|
| 277 |
self.drbd_info = drbd.DRBD8Info.CreateFromFile(filename=proc_data)
|
| 278 |
self.drbd_info80e = drbd.DRBD8Info.CreateFromFile(filename=proc80e_data)
|
| 279 |
self.drbd_info83 = drbd.DRBD8Info.CreateFromFile(filename=proc83_data)
|
| 280 |
self.drbd_info83_sync = \
|
| 281 |
drbd.DRBD8Info.CreateFromFile(filename=proc83_sync_data) |
| 282 |
self.drbd_info83_sync_krnl = \
|
| 283 |
drbd.DRBD8Info.CreateFromFile(filename=proc83_sync_krnl_data) |
| 284 |
self.drbd_info84 = drbd.DRBD8Info.CreateFromFile(filename=proc84_data)
|
| 285 |
self.drbd_info84_sync = \
|
| 286 |
drbd.DRBD8Info.CreateFromFile(filename=proc84_sync_data) |
| 287 |
|
| 288 |
def testIOErrors(self): |
| 289 |
"""Test handling of errors while reading the proc file."""
|
| 290 |
temp_file = self._CreateTempFile()
|
| 291 |
os.unlink(temp_file) |
| 292 |
self.failUnlessRaises(errors.BlockDeviceError,
|
| 293 |
drbd.DRBD8Info.CreateFromFile, filename=temp_file) |
| 294 |
|
| 295 |
def testHelper(self): |
| 296 |
"""Test reading usermode_helper in /sys."""
|
| 297 |
sys_drbd_helper = testutils.TestDataFilename("sys_drbd_usermode_helper.txt")
|
| 298 |
drbd_helper = drbd.DRBD8.GetUsermodeHelper(filename=sys_drbd_helper) |
| 299 |
self.failUnlessEqual(drbd_helper, "/bin/true") |
| 300 |
|
| 301 |
def testHelperIOErrors(self): |
| 302 |
"""Test handling of errors while reading usermode_helper in /sys."""
|
| 303 |
temp_file = self._CreateTempFile()
|
| 304 |
os.unlink(temp_file) |
| 305 |
self.failUnlessRaises(errors.BlockDeviceError,
|
| 306 |
drbd.DRBD8.GetUsermodeHelper, filename=temp_file) |
| 307 |
|
| 308 |
def testMinorNotFound(self): |
| 309 |
"""Test not-found-minor in /proc"""
|
| 310 |
self.failUnless(not self.drbd_info.HasMinorStatus(9)) |
| 311 |
self.failUnless(not self.drbd_info83.HasMinorStatus(9)) |
| 312 |
self.failUnless(not self.drbd_info80e.HasMinorStatus(3)) |
| 313 |
|
| 314 |
def testLineNotMatch(self): |
| 315 |
"""Test wrong line passed to drbd_info.DRBD8Status"""
|
| 316 |
self.assertRaises(errors.BlockDeviceError, drbd_info.DRBD8Status, "foo") |
| 317 |
|
| 318 |
def testMinor0(self): |
| 319 |
"""Test connected, primary device"""
|
| 320 |
for info in [self.drbd_info, self.drbd_info83, self.drbd_info84]: |
| 321 |
stats = info.GetMinorStatus(0)
|
| 322 |
self.failUnless(stats.is_in_use)
|
| 323 |
self.failUnless(stats.is_connected and stats.is_primary and |
| 324 |
stats.peer_secondary and stats.is_disk_uptodate)
|
| 325 |
|
| 326 |
def testMinor1(self): |
| 327 |
"""Test connected, secondary device"""
|
| 328 |
for info in [self.drbd_info, self.drbd_info83, self.drbd_info84]: |
| 329 |
stats = info.GetMinorStatus(1)
|
| 330 |
self.failUnless(stats.is_in_use)
|
| 331 |
self.failUnless(stats.is_connected and stats.is_secondary and |
| 332 |
stats.peer_primary and stats.is_disk_uptodate)
|
| 333 |
|
| 334 |
def testMinor2(self): |
| 335 |
"""Test unconfigured device"""
|
| 336 |
for info in [self.drbd_info, self.drbd_info83, |
| 337 |
self.drbd_info80e, self.drbd_info84]: |
| 338 |
stats = info.GetMinorStatus(2)
|
| 339 |
self.failIf(stats.is_in_use)
|
| 340 |
|
| 341 |
def testMinor4(self): |
| 342 |
"""Test WFconn device"""
|
| 343 |
for info in [self.drbd_info, self.drbd_info83, self.drbd_info84]: |
| 344 |
stats = info.GetMinorStatus(4)
|
| 345 |
self.failUnless(stats.is_in_use)
|
| 346 |
self.failUnless(stats.is_wfconn and stats.is_primary and |
| 347 |
stats.rrole == "Unknown" and |
| 348 |
stats.is_disk_uptodate) |
| 349 |
|
| 350 |
def testMinor6(self): |
| 351 |
"""Test diskless device"""
|
| 352 |
for info in [self.drbd_info, self.drbd_info83, self.drbd_info84]: |
| 353 |
stats = info.GetMinorStatus(6)
|
| 354 |
self.failUnless(stats.is_in_use)
|
| 355 |
self.failUnless(stats.is_connected and stats.is_secondary and |
| 356 |
stats.peer_primary and stats.is_diskless)
|
| 357 |
|
| 358 |
def testMinor8(self): |
| 359 |
"""Test standalone device"""
|
| 360 |
for info in [self.drbd_info, self.drbd_info83, self.drbd_info84]: |
| 361 |
stats = info.GetMinorStatus(8)
|
| 362 |
self.failUnless(stats.is_in_use)
|
| 363 |
self.failUnless(stats.is_standalone and |
| 364 |
stats.rrole == "Unknown" and |
| 365 |
stats.is_disk_uptodate) |
| 366 |
|
| 367 |
def testDRBD83SyncFine(self): |
| 368 |
stats = self.drbd_info83_sync.GetMinorStatus(3) |
| 369 |
self.failUnless(stats.is_in_resync)
|
| 370 |
self.assertAlmostEqual(stats.sync_percent, 34.9) |
| 371 |
|
| 372 |
def testDRBD83SyncBroken(self): |
| 373 |
stats = self.drbd_info83_sync_krnl.GetMinorStatus(3) |
| 374 |
self.failUnless(stats.is_in_resync)
|
| 375 |
self.assertAlmostEqual(stats.sync_percent, 2.4) |
| 376 |
|
| 377 |
def testDRBD84Sync(self): |
| 378 |
stats = self.drbd_info84_sync.GetMinorStatus(5) |
| 379 |
self.failUnless(stats.is_in_resync)
|
| 380 |
self.assertAlmostEqual(stats.sync_percent, 68.5) |
| 381 |
|
| 382 |
def testDRBDEmptyVersion(self): |
| 383 |
self.assertRaises(errors.BlockDeviceError,
|
| 384 |
drbd.DRBD8Info.CreateFromFile, |
| 385 |
filename=self.proc80ev_data)
|
| 386 |
|
| 387 |
|
| 388 |
class TestDRBD8Construction(testutils.GanetiTestCase): |
| 389 |
def setUp(self): |
| 390 |
"""Read in txt data"""
|
| 391 |
testutils.GanetiTestCase.setUp(self)
|
| 392 |
self.proc80_info = \
|
| 393 |
drbd_info.DRBD8Info.CreateFromFile( |
| 394 |
filename=testutils.TestDataFilename("proc_drbd8.txt"))
|
| 395 |
self.proc83_info = \
|
| 396 |
drbd_info.DRBD8Info.CreateFromFile( |
| 397 |
filename=testutils.TestDataFilename("proc_drbd83.txt"))
|
| 398 |
self.proc84_info = \
|
| 399 |
drbd_info.DRBD8Info.CreateFromFile( |
| 400 |
filename=testutils.TestDataFilename("proc_drbd84.txt"))
|
| 401 |
|
| 402 |
self.test_unique_id = ("hosta.com", 123, "host2.com", 123, 0, "secret") |
| 403 |
|
| 404 |
@testutils.patch_object(drbd.DRBD8, "GetProcInfo") |
| 405 |
def testConstructionWith80Data(self, mock_create_from_file): |
| 406 |
mock_create_from_file.return_value = self.proc80_info
|
| 407 |
|
| 408 |
inst = drbd.DRBD8Dev(self.test_unique_id, [], 123, {}) |
| 409 |
self.assertEqual(inst._show_info_cls, drbd_info.DRBD83ShowInfo)
|
| 410 |
self.assertTrue(isinstance(inst._cmd_gen, drbd_cmdgen.DRBD83CmdGenerator)) |
| 411 |
|
| 412 |
@testutils.patch_object(drbd.DRBD8, "GetProcInfo") |
| 413 |
def testConstructionWith83Data(self, mock_create_from_file): |
| 414 |
mock_create_from_file.return_value = self.proc83_info
|
| 415 |
|
| 416 |
inst = drbd.DRBD8Dev(self.test_unique_id, [], 123, {}) |
| 417 |
self.assertEqual(inst._show_info_cls, drbd_info.DRBD83ShowInfo)
|
| 418 |
self.assertTrue(isinstance(inst._cmd_gen, drbd_cmdgen.DRBD83CmdGenerator)) |
| 419 |
|
| 420 |
@testutils.patch_object(drbd.DRBD8, "GetProcInfo") |
| 421 |
def testConstructionWith84Data(self, mock_create_from_file): |
| 422 |
mock_create_from_file.return_value = self.proc84_info
|
| 423 |
|
| 424 |
inst = drbd.DRBD8Dev(self.test_unique_id, [], 123, {}) |
| 425 |
self.assertEqual(inst._show_info_cls, drbd_info.DRBD84ShowInfo)
|
| 426 |
self.assertTrue(isinstance(inst._cmd_gen, drbd_cmdgen.DRBD84CmdGenerator)) |
| 427 |
|
| 428 |
|
| 429 |
if __name__ == "__main__": |
| 430 |
testutils.GanetiTestProgram() |