root / test / ganeti.config_unittest.py @ c54784d9
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1 | e00fb268 | Iustin Pop | #!/usr/bin/python
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2 | e00fb268 | Iustin Pop | #
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3 | e00fb268 | Iustin Pop | |
4 | e00fb268 | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc.
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5 | e00fb268 | Iustin Pop | #
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6 | e00fb268 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | e00fb268 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | e00fb268 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | e00fb268 | Iustin Pop | # (at your option) any later version.
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10 | e00fb268 | Iustin Pop | #
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11 | e00fb268 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | e00fb268 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | e00fb268 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | e00fb268 | Iustin Pop | # General Public License for more details.
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15 | e00fb268 | Iustin Pop | #
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16 | e00fb268 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | e00fb268 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | e00fb268 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | e00fb268 | Iustin Pop | # 02110-1301, USA.
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20 | e00fb268 | Iustin Pop | |
21 | e00fb268 | Iustin Pop | |
22 | e00fb268 | Iustin Pop | """Script for unittesting the config module"""
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23 | e00fb268 | Iustin Pop | |
24 | e00fb268 | Iustin Pop | |
25 | e00fb268 | Iustin Pop | import unittest |
26 | e00fb268 | Iustin Pop | import os |
27 | e00fb268 | Iustin Pop | import time |
28 | e00fb268 | Iustin Pop | import tempfile |
29 | e00fb268 | Iustin Pop | import os.path |
30 | e00fb268 | Iustin Pop | import socket |
31 | e00fb268 | Iustin Pop | |
32 | e00fb268 | Iustin Pop | from ganeti import errors |
33 | e00fb268 | Iustin Pop | from ganeti import constants |
34 | e00fb268 | Iustin Pop | from ganeti import config |
35 | e00fb268 | Iustin Pop | from ganeti import objects |
36 | 6f1bebf9 | Michael Hanselmann | from ganeti import utils |
37 | e00fb268 | Iustin Pop | |
38 | e00fb268 | Iustin Pop | |
39 | e00fb268 | Iustin Pop | class TestConfigRunner(unittest.TestCase): |
40 | e00fb268 | Iustin Pop | """Testing case for HooksRunner"""
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41 | e00fb268 | Iustin Pop | def setUp(self): |
42 | e00fb268 | Iustin Pop | fd, self.cfg_file = tempfile.mkstemp()
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43 | e00fb268 | Iustin Pop | os.close(fd) |
44 | e00fb268 | Iustin Pop | |
45 | e00fb268 | Iustin Pop | def tearDown(self): |
46 | e00fb268 | Iustin Pop | try:
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47 | e00fb268 | Iustin Pop | os.unlink(self.cfg_file)
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48 | e00fb268 | Iustin Pop | except OSError: |
49 | e00fb268 | Iustin Pop | pass
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50 | e00fb268 | Iustin Pop | |
51 | e00fb268 | Iustin Pop | def _get_object(self): |
52 | e00fb268 | Iustin Pop | """Returns a instance of ConfigWriter"""
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53 | e00fb268 | Iustin Pop | cfg = config.ConfigWriter(cfg_file=self.cfg_file, offline=True) |
54 | e00fb268 | Iustin Pop | return cfg
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55 | e00fb268 | Iustin Pop | |
56 | e00fb268 | Iustin Pop | def _init_cluster(self, cfg): |
57 | e00fb268 | Iustin Pop | """Initializes the cfg object"""
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58 | 16abfbc2 | Alexander Schreiber | cfg.InitConfig(utils.HostInfo().name, constants.LOCALHOST_IP_ADDRESS, |
59 | 16abfbc2 | Alexander Schreiber | None, '', 'aa:00:00', 'xenvg', |
60 | 16abfbc2 | Alexander Schreiber | constants.DEFAULT_BRIDGE) |
61 | e00fb268 | Iustin Pop | |
62 | e00fb268 | Iustin Pop | def _create_instance(self): |
63 | e00fb268 | Iustin Pop | """Create and return an instance object"""
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64 | e00fb268 | Iustin Pop | inst = objects.Instance(name="test.example.com", disks=[],
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65 | e00fb268 | Iustin Pop | disk_template=constants.DT_DISKLESS) |
66 | e00fb268 | Iustin Pop | return inst
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67 | e00fb268 | Iustin Pop | |
68 | e00fb268 | Iustin Pop | def testEmpty(self): |
69 | e00fb268 | Iustin Pop | """Test instantiate config object"""
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70 | e00fb268 | Iustin Pop | self._get_object()
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71 | e00fb268 | Iustin Pop | |
72 | e00fb268 | Iustin Pop | def testInit(self): |
73 | e00fb268 | Iustin Pop | """Test initialize the config file"""
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74 | e00fb268 | Iustin Pop | cfg = self._get_object()
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75 | e00fb268 | Iustin Pop | self._init_cluster(cfg)
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76 | e00fb268 | Iustin Pop | self.failUnlessEqual(1, len(cfg.GetNodeList())) |
77 | e00fb268 | Iustin Pop | self.failUnlessEqual(0, len(cfg.GetInstanceList())) |
78 | e00fb268 | Iustin Pop | |
79 | e00fb268 | Iustin Pop | def testUpdateCluster(self): |
80 | e00fb268 | Iustin Pop | """Test updates on the cluster object"""
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81 | e00fb268 | Iustin Pop | cfg = self._get_object()
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82 | e00fb268 | Iustin Pop | # construct a fake cluster object
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83 | e00fb268 | Iustin Pop | fake_cl = objects.Cluster() |
84 | e00fb268 | Iustin Pop | # fail if we didn't read the config
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85 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ProgrammerError, cfg.Update, fake_cl)
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86 | e00fb268 | Iustin Pop | |
87 | e00fb268 | Iustin Pop | self._init_cluster(cfg)
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88 | e00fb268 | Iustin Pop | cl = cfg.GetClusterInfo() |
89 | e00fb268 | Iustin Pop | # first pass, must not fail
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90 | e00fb268 | Iustin Pop | cfg.Update(cl) |
91 | e00fb268 | Iustin Pop | # second pass, also must not fail (after the config has been written)
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92 | e00fb268 | Iustin Pop | cfg.Update(cl) |
93 | e00fb268 | Iustin Pop | # but the fake_cl update should still fail
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94 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_cl)
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95 | e00fb268 | Iustin Pop | |
96 | e00fb268 | Iustin Pop | def testUpdateNode(self): |
97 | e00fb268 | Iustin Pop | """Test updates on one node object"""
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98 | e00fb268 | Iustin Pop | cfg = self._get_object()
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99 | e00fb268 | Iustin Pop | # construct a fake node
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100 | e00fb268 | Iustin Pop | fake_node = objects.Node() |
101 | e00fb268 | Iustin Pop | # fail if we didn't read the config
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102 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ProgrammerError, cfg.Update, fake_node)
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103 | e00fb268 | Iustin Pop | |
104 | e00fb268 | Iustin Pop | self._init_cluster(cfg)
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105 | e00fb268 | Iustin Pop | node = cfg.GetNodeInfo(cfg.GetNodeList()[0])
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106 | e00fb268 | Iustin Pop | # first pass, must not fail
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107 | e00fb268 | Iustin Pop | cfg.Update(node) |
108 | e00fb268 | Iustin Pop | # second pass, also must not fail (after the config has been written)
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109 | e00fb268 | Iustin Pop | cfg.Update(node) |
110 | e00fb268 | Iustin Pop | # but the fake_node update should still fail
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111 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_node)
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112 | e00fb268 | Iustin Pop | |
113 | e00fb268 | Iustin Pop | def testUpdateInstance(self): |
114 | e00fb268 | Iustin Pop | """Test updates on one instance object"""
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115 | e00fb268 | Iustin Pop | cfg = self._get_object()
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116 | e00fb268 | Iustin Pop | # construct a fake instance
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117 | e00fb268 | Iustin Pop | inst = self._create_instance()
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118 | e00fb268 | Iustin Pop | fake_instance = objects.Instance() |
119 | e00fb268 | Iustin Pop | # fail if we didn't read the config
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120 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ProgrammerError, cfg.Update, fake_instance)
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121 | e00fb268 | Iustin Pop | |
122 | e00fb268 | Iustin Pop | self._init_cluster(cfg)
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123 | e00fb268 | Iustin Pop | cfg.AddInstance(inst) |
124 | e00fb268 | Iustin Pop | instance = cfg.GetInstanceInfo(cfg.GetInstanceList()[0])
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125 | e00fb268 | Iustin Pop | # first pass, must not fail
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126 | e00fb268 | Iustin Pop | cfg.Update(instance) |
127 | e00fb268 | Iustin Pop | # second pass, also must not fail (after the config has been written)
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128 | e00fb268 | Iustin Pop | cfg.Update(instance) |
129 | e00fb268 | Iustin Pop | # but the fake_instance update should still fail
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130 | e00fb268 | Iustin Pop | self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_instance)
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131 | e00fb268 | Iustin Pop | |
132 | e00fb268 | Iustin Pop | |
133 | e00fb268 | Iustin Pop | if __name__ == '__main__': |
134 | e00fb268 | Iustin Pop | unittest.main() |