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