root / test / ganeti.bdev_unittest.py @ 67d101d4
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#!/usr/bin/python
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#
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# Copyright (C) 2006, 2007 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Script for unittesting the bdev module"""
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import os |
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import unittest |
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import testutils |
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from ganeti import bdev |
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from ganeti import errors |
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class TestDRBD8Runner(testutils.GanetiTestCase): |
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"""Testing case for DRBD8"""
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@staticmethod
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def _has_disk(data, dname, mname): |
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"""Check local disk corectness"""
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retval = ( |
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"local_dev" in data and |
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data["local_dev"] == dname and |
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"meta_dev" in data and |
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data["meta_dev"] == mname and |
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"meta_index" in data and |
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data["meta_index"] == 0 |
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) |
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return retval
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@staticmethod
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def _has_net(data, local, remote): |
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"""Check network connection parameters"""
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retval = ( |
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"local_addr" in data and |
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data["local_addr"] == local and |
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"remote_addr" in data and |
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data["remote_addr"] == remote
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) |
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return retval
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def testParserCreation(self): |
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"""Test drbdsetup show parser creation"""
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bdev.DRBD8._GetShowParser() |
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def testParserBoth80(self): |
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"""Test drbdsetup show parser for disk and network"""
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data = self._ReadTestData("bdev-both.txt") |
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result = bdev.DRBD8._GetDevInfo(data) |
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self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
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"/dev/xenvg/test.meta"),
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"Wrong local disk info")
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self.failUnless(self._has_net(result, ("192.168.1.1", 11000), |
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("192.168.1.2", 11000)), |
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"Wrong network info (8.0.x)")
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def testParserBoth83(self): |
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"""Test drbdsetup show parser for disk and network"""
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data = self._ReadTestData("bdev-8.3-both.txt") |
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result = bdev.DRBD8._GetDevInfo(data) |
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self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
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"/dev/xenvg/test.meta"),
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"Wrong local disk info")
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self.failUnless(self._has_net(result, ("192.168.1.1", 11000), |
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("192.168.1.2", 11000)), |
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"Wrong network info (8.2.x)")
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def testParserNet(self): |
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"""Test drbdsetup show parser for disk and network"""
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data = self._ReadTestData("bdev-net.txt") |
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result = bdev.DRBD8._GetDevInfo(data) |
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self.failUnless(("local_dev" not in result and |
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"meta_dev" not in result and |
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"meta_index" not in result), |
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"Should not find local disk info")
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self.failUnless(self._has_net(result, ("192.168.1.1", 11002), |
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("192.168.1.2", 11002)), |
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"Wrong network info")
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def testParserDisk(self): |
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"""Test drbdsetup show parser for disk and network"""
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data = self._ReadTestData("bdev-disk.txt") |
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result = bdev.DRBD8._GetDevInfo(data) |
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self.failUnless(self._has_disk(result, "/dev/xenvg/test.data", |
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"/dev/xenvg/test.meta"),
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"Wrong local disk info")
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self.failUnless(("local_addr" not in result and |
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"remote_addr" not in result), |
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"Should not find network info")
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class TestDRBD8Status(testutils.GanetiTestCase): |
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"""Testing case for DRBD8 /proc status"""
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def setUp(self): |
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"""Read in txt data"""
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testutils.GanetiTestCase.setUp(self)
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proc_data = self._TestDataFilename("proc_drbd8.txt") |
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proc80e_data = self._TestDataFilename("proc_drbd80-emptyline.txt") |
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proc83_data = self._TestDataFilename("proc_drbd83.txt") |
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self.proc_data = bdev.DRBD8._GetProcData(filename=proc_data)
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self.proc80e_data = bdev.DRBD8._GetProcData(filename=proc80e_data)
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self.proc83_data = bdev.DRBD8._GetProcData(filename=proc83_data)
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self.mass_data = bdev.DRBD8._MassageProcData(self.proc_data) |
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self.mass80e_data = bdev.DRBD8._MassageProcData(self.proc80e_data) |
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self.mass83_data = bdev.DRBD8._MassageProcData(self.proc83_data) |
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def testIOErrors(self): |
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"""Test handling of errors while reading the proc file."""
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temp_file = self._CreateTempFile()
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os.unlink(temp_file) |
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self.failUnlessRaises(errors.BlockDeviceError,
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bdev.DRBD8._GetProcData, filename=temp_file) |
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def testMinorNotFound(self): |
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"""Test not-found-minor in /proc"""
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self.failUnless(9 not in self.mass_data) |
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self.failUnless(9 not in self.mass83_data) |
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self.failUnless(3 not in self.mass80e_data) |
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def testLineNotMatch(self): |
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"""Test wrong line passed to DRBD8Status"""
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self.assertRaises(errors.BlockDeviceError, bdev.DRBD8Status, "foo") |
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def testMinor0(self): |
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"""Test connected, primary device"""
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for data in [self.mass_data, self.mass83_data]: |
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stats = bdev.DRBD8Status(data[0])
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self.failUnless(stats.is_in_use)
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self.failUnless(stats.is_connected and stats.is_primary and |
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stats.peer_secondary and stats.is_disk_uptodate)
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def testMinor1(self): |
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"""Test connected, secondary device"""
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for data in [self.mass_data, self.mass83_data]: |
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stats = bdev.DRBD8Status(data[1])
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self.failUnless(stats.is_in_use)
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self.failUnless(stats.is_connected and stats.is_secondary and |
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stats.peer_primary and stats.is_disk_uptodate)
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def testMinor2(self): |
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"""Test unconfigured device"""
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for data in [self.mass_data, self.mass83_data, self.mass80e_data]: |
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stats = bdev.DRBD8Status(data[2])
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self.failIf(stats.is_in_use)
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def testMinor4(self): |
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"""Test WFconn device"""
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for data in [self.mass_data, self.mass83_data]: |
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stats = bdev.DRBD8Status(data[4])
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self.failUnless(stats.is_in_use)
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self.failUnless(stats.is_wfconn and stats.is_primary and |
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stats.rrole == 'Unknown' and |
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stats.is_disk_uptodate) |
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def testMinor6(self): |
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"""Test diskless device"""
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for data in [self.mass_data, self.mass83_data]: |
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stats = bdev.DRBD8Status(data[6])
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self.failUnless(stats.is_in_use)
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self.failUnless(stats.is_connected and stats.is_secondary and |
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stats.peer_primary and stats.is_diskless)
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def testMinor8(self): |
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"""Test standalone device"""
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for data in [self.mass_data, self.mass83_data]: |
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stats = bdev.DRBD8Status(data[8])
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self.failUnless(stats.is_in_use)
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self.failUnless(stats.is_standalone and |
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stats.rrole == 'Unknown' and |
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stats.is_disk_uptodate) |
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if __name__ == '__main__': |
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unittest.main() |