root / test / py / ganeti.hypervisor.hv_xen_unittest.py @ 664b392d
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1 | 55cc0a44 | Michael Hanselmann | #!/usr/bin/python
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2 | 55cc0a44 | Michael Hanselmann | #
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3 | 55cc0a44 | Michael Hanselmann | |
4 | b255379d | Michael Hanselmann | # Copyright (C) 2011, 2013 Google Inc.
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5 | 55cc0a44 | Michael Hanselmann | #
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6 | 55cc0a44 | Michael Hanselmann | # This program is free software; you can redistribute it and/or modify
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7 | 55cc0a44 | Michael Hanselmann | # it under the terms of the GNU General Public License as published by
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8 | 55cc0a44 | Michael Hanselmann | # the Free Software Foundation; either version 2 of the License, or
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9 | 55cc0a44 | Michael Hanselmann | # (at your option) any later version.
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10 | 55cc0a44 | Michael Hanselmann | #
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11 | 55cc0a44 | Michael Hanselmann | # This program is distributed in the hope that it will be useful, but
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12 | 55cc0a44 | Michael Hanselmann | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 55cc0a44 | Michael Hanselmann | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 55cc0a44 | Michael Hanselmann | # General Public License for more details.
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15 | 55cc0a44 | Michael Hanselmann | #
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16 | 55cc0a44 | Michael Hanselmann | # You should have received a copy of the GNU General Public License
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17 | 55cc0a44 | Michael Hanselmann | # along with this program; if not, write to the Free Software
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18 | 55cc0a44 | Michael Hanselmann | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 55cc0a44 | Michael Hanselmann | # 02110-1301, USA.
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20 | 55cc0a44 | Michael Hanselmann | |
21 | 55cc0a44 | Michael Hanselmann | |
22 | 55cc0a44 | Michael Hanselmann | """Script for testing ganeti.hypervisor.hv_lxc"""
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23 | 55cc0a44 | Michael Hanselmann | |
24 | d0bb3f24 | Michael Hanselmann | import string # pylint: disable=W0402 |
25 | 55cc0a44 | Michael Hanselmann | import unittest |
26 | 64a66bd2 | Michael Hanselmann | import tempfile |
27 | 64a66bd2 | Michael Hanselmann | import shutil |
28 | 74a50c46 | Michael Hanselmann | import random |
29 | 7610d884 | Michael Hanselmann | import os |
30 | 55cc0a44 | Michael Hanselmann | |
31 | 55cc0a44 | Michael Hanselmann | from ganeti import constants |
32 | 55cc0a44 | Michael Hanselmann | from ganeti import objects |
33 | 55cc0a44 | Michael Hanselmann | from ganeti import hypervisor |
34 | b255379d | Michael Hanselmann | from ganeti import utils |
35 | b255379d | Michael Hanselmann | from ganeti import errors |
36 | b255379d | Michael Hanselmann | from ganeti import compat |
37 | 55cc0a44 | Michael Hanselmann | |
38 | 55cc0a44 | Michael Hanselmann | from ganeti.hypervisor import hv_xen |
39 | 55cc0a44 | Michael Hanselmann | |
40 | 55cc0a44 | Michael Hanselmann | import testutils |
41 | 55cc0a44 | Michael Hanselmann | |
42 | 55cc0a44 | Michael Hanselmann | |
43 | 74a50c46 | Michael Hanselmann | # Map from hypervisor class to hypervisor name
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44 | 74a50c46 | Michael Hanselmann | HVCLASS_TO_HVNAME = utils.InvertDict(hypervisor._HYPERVISOR_MAP) |
45 | 74a50c46 | Michael Hanselmann | |
46 | 74a50c46 | Michael Hanselmann | |
47 | 55cc0a44 | Michael Hanselmann | class TestConsole(unittest.TestCase): |
48 | 55cc0a44 | Michael Hanselmann | def test(self): |
49 | 55cc0a44 | Michael Hanselmann | for cls in [hv_xen.XenPvmHypervisor, hv_xen.XenHvmHypervisor]: |
50 | 55cc0a44 | Michael Hanselmann | instance = objects.Instance(name="xen.example.com",
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51 | 55cc0a44 | Michael Hanselmann | primary_node="node24828")
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52 | 55cc0a44 | Michael Hanselmann | cons = cls.GetInstanceConsole(instance, {}, {}) |
53 | 55cc0a44 | Michael Hanselmann | self.assertTrue(cons.Validate())
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54 | 55cc0a44 | Michael Hanselmann | self.assertEqual(cons.kind, constants.CONS_SSH)
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55 | 55cc0a44 | Michael Hanselmann | self.assertEqual(cons.host, instance.primary_node)
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56 | 55cc0a44 | Michael Hanselmann | self.assertEqual(cons.command[-1], instance.name) |
57 | 55cc0a44 | Michael Hanselmann | |
58 | 55cc0a44 | Michael Hanselmann | |
59 | 347fa0f1 | Michael Hanselmann | class TestCreateConfigCpus(unittest.TestCase): |
60 | 347fa0f1 | Michael Hanselmann | def testEmpty(self): |
61 | 347fa0f1 | Michael Hanselmann | for cpu_mask in [None, ""]: |
62 | 347fa0f1 | Michael Hanselmann | self.assertEqual(hv_xen._CreateConfigCpus(cpu_mask),
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63 | 347fa0f1 | Michael Hanselmann | "cpus = [ ]")
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64 | 347fa0f1 | Michael Hanselmann | |
65 | 347fa0f1 | Michael Hanselmann | def testAll(self): |
66 | 347fa0f1 | Michael Hanselmann | self.assertEqual(hv_xen._CreateConfigCpus(constants.CPU_PINNING_ALL),
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67 | 347fa0f1 | Michael Hanselmann | None)
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68 | 347fa0f1 | Michael Hanselmann | |
69 | 347fa0f1 | Michael Hanselmann | def testOne(self): |
70 | 347fa0f1 | Michael Hanselmann | self.assertEqual(hv_xen._CreateConfigCpus("9"), "cpu = \"9\"") |
71 | 347fa0f1 | Michael Hanselmann | |
72 | 347fa0f1 | Michael Hanselmann | def testMultiple(self): |
73 | 347fa0f1 | Michael Hanselmann | self.assertEqual(hv_xen._CreateConfigCpus("0-2,4,5-5:3:all"), |
74 | 347fa0f1 | Michael Hanselmann | ("cpus = [ \"0,1,2,4,5\", \"3\", \"%s\" ]" %
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75 | 347fa0f1 | Michael Hanselmann | constants.CPU_PINNING_ALL_XEN)) |
76 | 347fa0f1 | Michael Hanselmann | |
77 | 347fa0f1 | Michael Hanselmann | |
78 | b255379d | Michael Hanselmann | class TestParseXmList(testutils.GanetiTestCase): |
79 | b255379d | Michael Hanselmann | def test(self): |
80 | b255379d | Michael Hanselmann | data = testutils.ReadTestData("xen-xm-list-4.0.1-dom0-only.txt")
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81 | b255379d | Michael Hanselmann | |
82 | b255379d | Michael Hanselmann | # Exclude node
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83 | b255379d | Michael Hanselmann | self.assertEqual(hv_xen._ParseXmList(data.splitlines(), False), []) |
84 | b255379d | Michael Hanselmann | |
85 | b255379d | Michael Hanselmann | # Include node
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86 | b255379d | Michael Hanselmann | result = hv_xen._ParseXmList(data.splitlines(), True)
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87 | b255379d | Michael Hanselmann | self.assertEqual(len(result), 1) |
88 | b255379d | Michael Hanselmann | self.assertEqual(len(result[0]), 6) |
89 | b255379d | Michael Hanselmann | |
90 | b255379d | Michael Hanselmann | # Name
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91 | b255379d | Michael Hanselmann | self.assertEqual(result[0][0], hv_xen._DOM0_NAME) |
92 | b255379d | Michael Hanselmann | |
93 | b255379d | Michael Hanselmann | # ID
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94 | b255379d | Michael Hanselmann | self.assertEqual(result[0][1], 0) |
95 | b255379d | Michael Hanselmann | |
96 | b255379d | Michael Hanselmann | # Memory
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97 | b255379d | Michael Hanselmann | self.assertEqual(result[0][2], 1023) |
98 | b255379d | Michael Hanselmann | |
99 | b255379d | Michael Hanselmann | # VCPUs
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100 | b255379d | Michael Hanselmann | self.assertEqual(result[0][3], 1) |
101 | b255379d | Michael Hanselmann | |
102 | b255379d | Michael Hanselmann | # State
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103 | b255379d | Michael Hanselmann | self.assertEqual(result[0][4], "r-----") |
104 | b255379d | Michael Hanselmann | |
105 | b255379d | Michael Hanselmann | # Time
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106 | b255379d | Michael Hanselmann | self.assertAlmostEqual(result[0][5], 121152.6) |
107 | b255379d | Michael Hanselmann | |
108 | b255379d | Michael Hanselmann | def testWrongLineFormat(self): |
109 | b255379d | Michael Hanselmann | tests = [ |
110 | b255379d | Michael Hanselmann | ["three fields only"],
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111 | b255379d | Michael Hanselmann | ["name InvalidID 128 1 r----- 12345"],
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112 | b255379d | Michael Hanselmann | ] |
113 | b255379d | Michael Hanselmann | |
114 | b255379d | Michael Hanselmann | for lines in tests: |
115 | b255379d | Michael Hanselmann | try:
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116 | b255379d | Michael Hanselmann | hv_xen._ParseXmList(["Header would be here"] + lines, False) |
117 | b255379d | Michael Hanselmann | except errors.HypervisorError, err:
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118 | b255379d | Michael Hanselmann | self.assertTrue("Can't parse output of xm list" in str(err)) |
119 | b255379d | Michael Hanselmann | else:
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120 | b255379d | Michael Hanselmann | self.fail("Exception was not raised") |
121 | b255379d | Michael Hanselmann | |
122 | b255379d | Michael Hanselmann | |
123 | b255379d | Michael Hanselmann | class TestGetXmList(testutils.GanetiTestCase): |
124 | b255379d | Michael Hanselmann | def _Fail(self): |
125 | b255379d | Michael Hanselmann | return utils.RunResult(constants.EXIT_FAILURE, None, |
126 | b255379d | Michael Hanselmann | "stdout", "stderr", None, |
127 | b255379d | Michael Hanselmann | NotImplemented, NotImplemented) |
128 | b255379d | Michael Hanselmann | |
129 | b255379d | Michael Hanselmann | def testTimeout(self): |
130 | b255379d | Michael Hanselmann | fn = testutils.CallCounter(self._Fail)
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131 | b255379d | Michael Hanselmann | try:
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132 | b255379d | Michael Hanselmann | hv_xen._GetXmList(fn, False, _timeout=0.1) |
133 | b255379d | Michael Hanselmann | except errors.HypervisorError, err:
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134 | b255379d | Michael Hanselmann | self.assertTrue("timeout exceeded" in str(err)) |
135 | b255379d | Michael Hanselmann | else:
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136 | b255379d | Michael Hanselmann | self.fail("Exception was not raised") |
137 | b255379d | Michael Hanselmann | |
138 | b255379d | Michael Hanselmann | self.assertTrue(fn.Count() < 10, |
139 | b255379d | Michael Hanselmann | msg="'xm list' was called too many times")
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140 | b255379d | Michael Hanselmann | |
141 | b255379d | Michael Hanselmann | def _Success(self, stdout): |
142 | b255379d | Michael Hanselmann | return utils.RunResult(constants.EXIT_SUCCESS, None, stdout, "", None, |
143 | b255379d | Michael Hanselmann | NotImplemented, NotImplemented) |
144 | b255379d | Michael Hanselmann | |
145 | b255379d | Michael Hanselmann | def testSuccess(self): |
146 | b255379d | Michael Hanselmann | data = testutils.ReadTestData("xen-xm-list-4.0.1-four-instances.txt")
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147 | b255379d | Michael Hanselmann | |
148 | b255379d | Michael Hanselmann | fn = testutils.CallCounter(compat.partial(self._Success, data))
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149 | b255379d | Michael Hanselmann | |
150 | b255379d | Michael Hanselmann | result = hv_xen._GetXmList(fn, True, _timeout=0.1) |
151 | b255379d | Michael Hanselmann | |
152 | b255379d | Michael Hanselmann | self.assertEqual(len(result), 4) |
153 | b255379d | Michael Hanselmann | |
154 | b255379d | Michael Hanselmann | self.assertEqual(map(compat.fst, result), [ |
155 | b255379d | Michael Hanselmann | "Domain-0",
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156 | b255379d | Michael Hanselmann | "server01.example.com",
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157 | b255379d | Michael Hanselmann | "web3106215069.example.com",
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158 | b255379d | Michael Hanselmann | "testinstance.example.com",
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159 | b255379d | Michael Hanselmann | ]) |
160 | b255379d | Michael Hanselmann | |
161 | b255379d | Michael Hanselmann | self.assertEqual(fn.Count(), 1) |
162 | b255379d | Michael Hanselmann | |
163 | b255379d | Michael Hanselmann | |
164 | 06c9a520 | Michael Hanselmann | class TestParseNodeInfo(testutils.GanetiTestCase): |
165 | 06c9a520 | Michael Hanselmann | def testEmpty(self): |
166 | 06c9a520 | Michael Hanselmann | self.assertEqual(hv_xen._ParseNodeInfo(""), {}) |
167 | 06c9a520 | Michael Hanselmann | |
168 | 06c9a520 | Michael Hanselmann | def testUnknownInput(self): |
169 | 06c9a520 | Michael Hanselmann | data = "\n".join([
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170 | 06c9a520 | Michael Hanselmann | "foo bar",
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171 | 06c9a520 | Michael Hanselmann | "something else goes",
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172 | 06c9a520 | Michael Hanselmann | "here",
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173 | 06c9a520 | Michael Hanselmann | ]) |
174 | 06c9a520 | Michael Hanselmann | self.assertEqual(hv_xen._ParseNodeInfo(data), {})
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175 | 06c9a520 | Michael Hanselmann | |
176 | 06c9a520 | Michael Hanselmann | def testBasicInfo(self): |
177 | 06c9a520 | Michael Hanselmann | data = testutils.ReadTestData("xen-xm-info-4.0.1.txt")
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178 | 06c9a520 | Michael Hanselmann | result = hv_xen._ParseNodeInfo(data) |
179 | 06c9a520 | Michael Hanselmann | self.assertEqual(result, {
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180 | 06c9a520 | Michael Hanselmann | "cpu_nodes": 1, |
181 | 06c9a520 | Michael Hanselmann | "cpu_sockets": 2, |
182 | 06c9a520 | Michael Hanselmann | "cpu_total": 4, |
183 | 06c9a520 | Michael Hanselmann | "hv_version": (4, 0), |
184 | 06c9a520 | Michael Hanselmann | "memory_free": 8004, |
185 | 06c9a520 | Michael Hanselmann | "memory_total": 16378, |
186 | 06c9a520 | Michael Hanselmann | }) |
187 | 06c9a520 | Michael Hanselmann | |
188 | 06c9a520 | Michael Hanselmann | |
189 | 06c9a520 | Michael Hanselmann | class TestMergeInstanceInfo(testutils.GanetiTestCase): |
190 | 06c9a520 | Michael Hanselmann | def testEmpty(self): |
191 | 06c9a520 | Michael Hanselmann | self.assertEqual(hv_xen._MergeInstanceInfo({}, lambda _: []), {}) |
192 | 06c9a520 | Michael Hanselmann | |
193 | 06c9a520 | Michael Hanselmann | def _FakeXmList(self, include_node): |
194 | 06c9a520 | Michael Hanselmann | self.assertTrue(include_node)
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195 | 06c9a520 | Michael Hanselmann | return [
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196 | 06c9a520 | Michael Hanselmann | (hv_xen._DOM0_NAME, NotImplemented, 4096, 7, NotImplemented, |
197 | 06c9a520 | Michael Hanselmann | NotImplemented),
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198 | 06c9a520 | Michael Hanselmann | ("inst1.example.com", NotImplemented, 2048, 4, NotImplemented, |
199 | 06c9a520 | Michael Hanselmann | NotImplemented),
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200 | 06c9a520 | Michael Hanselmann | ] |
201 | 06c9a520 | Michael Hanselmann | |
202 | 06c9a520 | Michael Hanselmann | def testMissingNodeInfo(self): |
203 | 06c9a520 | Michael Hanselmann | result = hv_xen._MergeInstanceInfo({}, self._FakeXmList)
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204 | 06c9a520 | Michael Hanselmann | self.assertEqual(result, {
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205 | 06c9a520 | Michael Hanselmann | "memory_dom0": 4096, |
206 | 06c9a520 | Michael Hanselmann | "dom0_cpus": 7, |
207 | 06c9a520 | Michael Hanselmann | }) |
208 | 06c9a520 | Michael Hanselmann | |
209 | 06c9a520 | Michael Hanselmann | def testWithNodeInfo(self): |
210 | 06c9a520 | Michael Hanselmann | info = testutils.ReadTestData("xen-xm-info-4.0.1.txt")
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211 | 06c9a520 | Michael Hanselmann | result = hv_xen._GetNodeInfo(info, self._FakeXmList)
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212 | 06c9a520 | Michael Hanselmann | self.assertEqual(result, {
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213 | 06c9a520 | Michael Hanselmann | "cpu_nodes": 1, |
214 | 06c9a520 | Michael Hanselmann | "cpu_sockets": 2, |
215 | 06c9a520 | Michael Hanselmann | "cpu_total": 4, |
216 | 06c9a520 | Michael Hanselmann | "dom0_cpus": 7, |
217 | 06c9a520 | Michael Hanselmann | "hv_version": (4, 0), |
218 | 06c9a520 | Michael Hanselmann | "memory_dom0": 4096, |
219 | 06c9a520 | Michael Hanselmann | "memory_free": 8004, |
220 | 06c9a520 | Michael Hanselmann | "memory_hv": 2230, |
221 | 06c9a520 | Michael Hanselmann | "memory_total": 16378, |
222 | 06c9a520 | Michael Hanselmann | }) |
223 | 06c9a520 | Michael Hanselmann | |
224 | 06c9a520 | Michael Hanselmann | |
225 | d0bb3f24 | Michael Hanselmann | class TestGetConfigFileDiskData(unittest.TestCase): |
226 | d0bb3f24 | Michael Hanselmann | def testLetterCount(self): |
227 | d0bb3f24 | Michael Hanselmann | self.assertEqual(len(hv_xen._DISK_LETTERS), 26) |
228 | d0bb3f24 | Michael Hanselmann | |
229 | d0bb3f24 | Michael Hanselmann | def testNoDisks(self): |
230 | d0bb3f24 | Michael Hanselmann | self.assertEqual(hv_xen._GetConfigFileDiskData([], "hd"), []) |
231 | d0bb3f24 | Michael Hanselmann | |
232 | d0bb3f24 | Michael Hanselmann | def testManyDisks(self): |
233 | d0bb3f24 | Michael Hanselmann | for offset in [0, 1, 10]: |
234 | d0bb3f24 | Michael Hanselmann | disks = [(objects.Disk(dev_type=constants.LD_LV), "/tmp/disk/%s" % idx)
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235 | d0bb3f24 | Michael Hanselmann | for idx in range(len(hv_xen._DISK_LETTERS) + offset)] |
236 | d0bb3f24 | Michael Hanselmann | |
237 | d0bb3f24 | Michael Hanselmann | if offset == 0: |
238 | d0bb3f24 | Michael Hanselmann | result = hv_xen._GetConfigFileDiskData(disks, "hd")
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239 | d0bb3f24 | Michael Hanselmann | self.assertEqual(result, [
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240 | d0bb3f24 | Michael Hanselmann | "'phy:/tmp/disk/%s,hd%s,r'" % (idx, string.ascii_lowercase[idx])
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241 | d0bb3f24 | Michael Hanselmann | for idx in range(len(hv_xen._DISK_LETTERS) + offset) |
242 | d0bb3f24 | Michael Hanselmann | ]) |
243 | d0bb3f24 | Michael Hanselmann | else:
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244 | d0bb3f24 | Michael Hanselmann | try:
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245 | d0bb3f24 | Michael Hanselmann | hv_xen._GetConfigFileDiskData(disks, "hd")
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246 | d0bb3f24 | Michael Hanselmann | except errors.HypervisorError, err:
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247 | d0bb3f24 | Michael Hanselmann | self.assertEqual(str(err), "Too many disks") |
248 | d0bb3f24 | Michael Hanselmann | else:
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249 | d0bb3f24 | Michael Hanselmann | self.fail("Exception was not raised") |
250 | d0bb3f24 | Michael Hanselmann | |
251 | d0bb3f24 | Michael Hanselmann | def testTwoLvDisksWithMode(self): |
252 | d0bb3f24 | Michael Hanselmann | disks = [ |
253 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_LV, mode=constants.DISK_RDWR), |
254 | d0bb3f24 | Michael Hanselmann | "/tmp/diskFirst"),
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255 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_LV, mode=constants.DISK_RDONLY), |
256 | d0bb3f24 | Michael Hanselmann | "/tmp/diskLast"),
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257 | d0bb3f24 | Michael Hanselmann | ] |
258 | d0bb3f24 | Michael Hanselmann | |
259 | d0bb3f24 | Michael Hanselmann | result = hv_xen._GetConfigFileDiskData(disks, "hd")
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260 | d0bb3f24 | Michael Hanselmann | self.assertEqual(result, [
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261 | d0bb3f24 | Michael Hanselmann | "'phy:/tmp/diskFirst,hda,w'",
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262 | d0bb3f24 | Michael Hanselmann | "'phy:/tmp/diskLast,hdb,r'",
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263 | d0bb3f24 | Michael Hanselmann | ]) |
264 | d0bb3f24 | Michael Hanselmann | |
265 | d0bb3f24 | Michael Hanselmann | def testFileDisks(self): |
266 | d0bb3f24 | Michael Hanselmann | disks = [ |
267 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_FILE, mode=constants.DISK_RDWR, |
268 | d0bb3f24 | Michael Hanselmann | physical_id=[constants.FD_LOOP]), |
269 | d0bb3f24 | Michael Hanselmann | "/tmp/diskFirst"),
|
270 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_FILE, mode=constants.DISK_RDONLY, |
271 | d0bb3f24 | Michael Hanselmann | physical_id=[constants.FD_BLKTAP]), |
272 | d0bb3f24 | Michael Hanselmann | "/tmp/diskTwo"),
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273 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_FILE, mode=constants.DISK_RDWR, |
274 | d0bb3f24 | Michael Hanselmann | physical_id=[constants.FD_LOOP]), |
275 | d0bb3f24 | Michael Hanselmann | "/tmp/diskThree"),
|
276 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_FILE, mode=constants.DISK_RDWR, |
277 | d0bb3f24 | Michael Hanselmann | physical_id=[constants.FD_BLKTAP]), |
278 | d0bb3f24 | Michael Hanselmann | "/tmp/diskLast"),
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279 | d0bb3f24 | Michael Hanselmann | ] |
280 | d0bb3f24 | Michael Hanselmann | |
281 | d0bb3f24 | Michael Hanselmann | result = hv_xen._GetConfigFileDiskData(disks, "sd")
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282 | d0bb3f24 | Michael Hanselmann | self.assertEqual(result, [
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283 | d0bb3f24 | Michael Hanselmann | "'file:/tmp/diskFirst,sda,w'",
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284 | d0bb3f24 | Michael Hanselmann | "'tap:aio:/tmp/diskTwo,sdb,r'",
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285 | d0bb3f24 | Michael Hanselmann | "'file:/tmp/diskThree,sdc,w'",
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286 | d0bb3f24 | Michael Hanselmann | "'tap:aio:/tmp/diskLast,sdd,w'",
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287 | d0bb3f24 | Michael Hanselmann | ]) |
288 | d0bb3f24 | Michael Hanselmann | |
289 | d0bb3f24 | Michael Hanselmann | def testInvalidFileDisk(self): |
290 | d0bb3f24 | Michael Hanselmann | disks = [ |
291 | d0bb3f24 | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_FILE, mode=constants.DISK_RDWR, |
292 | d0bb3f24 | Michael Hanselmann | physical_id=["#unknown#"]),
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293 | d0bb3f24 | Michael Hanselmann | "/tmp/diskinvalid"),
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294 | d0bb3f24 | Michael Hanselmann | ] |
295 | d0bb3f24 | Michael Hanselmann | |
296 | d0bb3f24 | Michael Hanselmann | self.assertRaises(KeyError, hv_xen._GetConfigFileDiskData, disks, "sd") |
297 | d0bb3f24 | Michael Hanselmann | |
298 | d0bb3f24 | Michael Hanselmann | |
299 | 1dee2041 | Michael Hanselmann | class TestXenHypervisorUnknownCommand(unittest.TestCase): |
300 | 1dee2041 | Michael Hanselmann | def test(self): |
301 | 1dee2041 | Michael Hanselmann | cmd = "#unknown command#"
|
302 | 1dee2041 | Michael Hanselmann | self.assertFalse(cmd in constants.KNOWN_XEN_COMMANDS) |
303 | 1dee2041 | Michael Hanselmann | hv = hv_xen.XenHypervisor(_cfgdir=NotImplemented,
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304 | 1dee2041 | Michael Hanselmann | _run_cmd_fn=NotImplemented,
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305 | 1dee2041 | Michael Hanselmann | _cmd=cmd) |
306 | 1dee2041 | Michael Hanselmann | self.assertRaises(errors.ProgrammerError, hv._RunXen, [])
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307 | 1dee2041 | Michael Hanselmann | |
308 | 1dee2041 | Michael Hanselmann | |
309 | 64a66bd2 | Michael Hanselmann | class TestXenHypervisorWriteConfigFile(unittest.TestCase): |
310 | 64a66bd2 | Michael Hanselmann | def setUp(self): |
311 | 64a66bd2 | Michael Hanselmann | self.tmpdir = tempfile.mkdtemp()
|
312 | 64a66bd2 | Michael Hanselmann | |
313 | 64a66bd2 | Michael Hanselmann | def tearDown(self): |
314 | 64a66bd2 | Michael Hanselmann | shutil.rmtree(self.tmpdir)
|
315 | 64a66bd2 | Michael Hanselmann | |
316 | 64a66bd2 | Michael Hanselmann | def testWriteError(self): |
317 | 64a66bd2 | Michael Hanselmann | cfgdir = utils.PathJoin(self.tmpdir, "foobar") |
318 | 64a66bd2 | Michael Hanselmann | |
319 | 64a66bd2 | Michael Hanselmann | hv = hv_xen.XenHypervisor(_cfgdir=cfgdir, |
320 | 64a66bd2 | Michael Hanselmann | _run_cmd_fn=NotImplemented,
|
321 | 64a66bd2 | Michael Hanselmann | _cmd=NotImplemented)
|
322 | 64a66bd2 | Michael Hanselmann | |
323 | 64a66bd2 | Michael Hanselmann | self.assertFalse(os.path.exists(cfgdir))
|
324 | 64a66bd2 | Michael Hanselmann | |
325 | 64a66bd2 | Michael Hanselmann | try:
|
326 | 64a66bd2 | Michael Hanselmann | hv._WriteConfigFile("name", "data") |
327 | 64a66bd2 | Michael Hanselmann | except errors.HypervisorError, err:
|
328 | 64a66bd2 | Michael Hanselmann | self.assertTrue(str(err).startswith("Cannot write Xen instance")) |
329 | 64a66bd2 | Michael Hanselmann | else:
|
330 | 64a66bd2 | Michael Hanselmann | self.fail("Exception was not raised") |
331 | 64a66bd2 | Michael Hanselmann | |
332 | 64a66bd2 | Michael Hanselmann | |
333 | 74a50c46 | Michael Hanselmann | class _TestXenHypervisor(object): |
334 | 74a50c46 | Michael Hanselmann | TARGET = NotImplemented
|
335 | 74a50c46 | Michael Hanselmann | CMD = NotImplemented
|
336 | 74a50c46 | Michael Hanselmann | HVNAME = NotImplemented
|
337 | 74a50c46 | Michael Hanselmann | |
338 | 74a50c46 | Michael Hanselmann | def setUp(self): |
339 | 74a50c46 | Michael Hanselmann | super(_TestXenHypervisor, self).setUp() |
340 | 74a50c46 | Michael Hanselmann | |
341 | 74a50c46 | Michael Hanselmann | self.tmpdir = tempfile.mkdtemp()
|
342 | 74a50c46 | Michael Hanselmann | |
343 | 74a50c46 | Michael Hanselmann | self.vncpw = "".join(random.sample(string.ascii_letters, 10)) |
344 | 74a50c46 | Michael Hanselmann | |
345 | 74a50c46 | Michael Hanselmann | self.vncpw_path = utils.PathJoin(self.tmpdir, "vncpw") |
346 | 74a50c46 | Michael Hanselmann | utils.WriteFile(self.vncpw_path, data=self.vncpw) |
347 | 74a50c46 | Michael Hanselmann | |
348 | 74a50c46 | Michael Hanselmann | def tearDown(self): |
349 | 74a50c46 | Michael Hanselmann | super(_TestXenHypervisor, self).tearDown() |
350 | 74a50c46 | Michael Hanselmann | |
351 | 74a50c46 | Michael Hanselmann | shutil.rmtree(self.tmpdir)
|
352 | 74a50c46 | Michael Hanselmann | |
353 | 74a50c46 | Michael Hanselmann | def _GetHv(self, run_cmd=NotImplemented): |
354 | 74a50c46 | Michael Hanselmann | return self.TARGET(_cfgdir=self.tmpdir, _run_cmd_fn=run_cmd, _cmd=self.CMD) |
355 | 74a50c46 | Michael Hanselmann | |
356 | 74a50c46 | Michael Hanselmann | def _SuccessCommand(self, stdout, cmd): |
357 | 74a50c46 | Michael Hanselmann | self.assertEqual(cmd[0], self.CMD) |
358 | 74a50c46 | Michael Hanselmann | |
359 | 74a50c46 | Michael Hanselmann | return utils.RunResult(constants.EXIT_SUCCESS, None, stdout, "", None, |
360 | 74a50c46 | Michael Hanselmann | NotImplemented, NotImplemented) |
361 | 74a50c46 | Michael Hanselmann | |
362 | 74a50c46 | Michael Hanselmann | def _FailingCommand(self, cmd): |
363 | 74a50c46 | Michael Hanselmann | self.assertEqual(cmd[0], self.CMD) |
364 | 74a50c46 | Michael Hanselmann | |
365 | 74a50c46 | Michael Hanselmann | return utils.RunResult(constants.EXIT_FAILURE, None, |
366 | 74a50c46 | Michael Hanselmann | "", "This command failed", None, |
367 | 74a50c46 | Michael Hanselmann | NotImplemented, NotImplemented) |
368 | 74a50c46 | Michael Hanselmann | |
369 | 57270b2d | Michael Hanselmann | def testReadingNonExistentConfigFile(self): |
370 | 57270b2d | Michael Hanselmann | hv = self._GetHv()
|
371 | 57270b2d | Michael Hanselmann | |
372 | 57270b2d | Michael Hanselmann | try:
|
373 | 57270b2d | Michael Hanselmann | hv._ReadConfigFile("inst15780.example.com")
|
374 | 57270b2d | Michael Hanselmann | except errors.HypervisorError, err:
|
375 | 57270b2d | Michael Hanselmann | self.assertTrue(str(err).startswith("Failed to load Xen config file:")) |
376 | 57270b2d | Michael Hanselmann | else:
|
377 | 57270b2d | Michael Hanselmann | self.fail("Exception was not raised") |
378 | 57270b2d | Michael Hanselmann | |
379 | 7610d884 | Michael Hanselmann | def testRemovingAutoConfigFile(self): |
380 | 7610d884 | Michael Hanselmann | name = "inst8206.example.com"
|
381 | 7610d884 | Michael Hanselmann | cfgfile = utils.PathJoin(self.tmpdir, name)
|
382 | 7610d884 | Michael Hanselmann | autodir = utils.PathJoin(self.tmpdir, "auto") |
383 | 7610d884 | Michael Hanselmann | autocfgfile = utils.PathJoin(autodir, name) |
384 | 7610d884 | Michael Hanselmann | |
385 | 7610d884 | Michael Hanselmann | os.mkdir(autodir) |
386 | 7610d884 | Michael Hanselmann | |
387 | 7610d884 | Michael Hanselmann | utils.WriteFile(autocfgfile, data="")
|
388 | 7610d884 | Michael Hanselmann | |
389 | 7610d884 | Michael Hanselmann | hv = self._GetHv()
|
390 | 7610d884 | Michael Hanselmann | |
391 | 7610d884 | Michael Hanselmann | self.assertTrue(os.path.isfile(autocfgfile))
|
392 | 7610d884 | Michael Hanselmann | hv._WriteConfigFile(name, "content")
|
393 | 7610d884 | Michael Hanselmann | self.assertFalse(os.path.exists(autocfgfile))
|
394 | 7610d884 | Michael Hanselmann | self.assertEqual(utils.ReadFile(cfgfile), "content") |
395 | 7610d884 | Michael Hanselmann | |
396 | b666f213 | Michael Hanselmann | def testVerify(self): |
397 | b666f213 | Michael Hanselmann | output = testutils.ReadTestData("xen-xm-info-4.0.1.txt")
|
398 | b666f213 | Michael Hanselmann | hv = self._GetHv(run_cmd=compat.partial(self._SuccessCommand, |
399 | b666f213 | Michael Hanselmann | output)) |
400 | b666f213 | Michael Hanselmann | self.assertTrue(hv.Verify() is None) |
401 | b666f213 | Michael Hanselmann | |
402 | b666f213 | Michael Hanselmann | def testVerifyFailing(self): |
403 | b666f213 | Michael Hanselmann | hv = self._GetHv(run_cmd=self._FailingCommand) |
404 | b666f213 | Michael Hanselmann | self.assertTrue("failed:" in hv.Verify()) |
405 | b666f213 | Michael Hanselmann | |
406 | 396672cd | Michael Hanselmann | def _StartInstanceCommand(self, inst, paused, failcreate, cmd): |
407 | 396672cd | Michael Hanselmann | if cmd == [self.CMD, "info"]: |
408 | 396672cd | Michael Hanselmann | output = testutils.ReadTestData("xen-xm-info-4.0.1.txt")
|
409 | 396672cd | Michael Hanselmann | elif cmd == [self.CMD, "list"]: |
410 | 396672cd | Michael Hanselmann | output = testutils.ReadTestData("xen-xm-list-4.0.1-dom0-only.txt")
|
411 | 396672cd | Michael Hanselmann | elif cmd[:2] == [self.CMD, "create"]: |
412 | 396672cd | Michael Hanselmann | args = cmd[2:]
|
413 | 396672cd | Michael Hanselmann | cfgfile = utils.PathJoin(self.tmpdir, inst.name)
|
414 | 396672cd | Michael Hanselmann | |
415 | 396672cd | Michael Hanselmann | if paused:
|
416 | 396672cd | Michael Hanselmann | self.assertEqual(args, ["-p", cfgfile]) |
417 | 396672cd | Michael Hanselmann | else:
|
418 | 396672cd | Michael Hanselmann | self.assertEqual(args, [cfgfile])
|
419 | 396672cd | Michael Hanselmann | |
420 | 396672cd | Michael Hanselmann | if failcreate:
|
421 | 396672cd | Michael Hanselmann | return self._FailingCommand(cmd) |
422 | 396672cd | Michael Hanselmann | |
423 | 396672cd | Michael Hanselmann | output = ""
|
424 | 396672cd | Michael Hanselmann | else:
|
425 | 396672cd | Michael Hanselmann | self.fail("Unhandled command: %s" % (cmd, )) |
426 | 396672cd | Michael Hanselmann | |
427 | 396672cd | Michael Hanselmann | return self._SuccessCommand(output, cmd) |
428 | 396672cd | Michael Hanselmann | #return self._FailingCommand(cmd)
|
429 | 396672cd | Michael Hanselmann | |
430 | 396672cd | Michael Hanselmann | def _MakeInstance(self): |
431 | 396672cd | Michael Hanselmann | # Copy default parameters
|
432 | 396672cd | Michael Hanselmann | bep = objects.FillDict(constants.BEC_DEFAULTS, {}) |
433 | 396672cd | Michael Hanselmann | hvp = objects.FillDict(constants.HVC_DEFAULTS[self.HVNAME], {})
|
434 | 396672cd | Michael Hanselmann | |
435 | 396672cd | Michael Hanselmann | # Override default VNC password file path
|
436 | 396672cd | Michael Hanselmann | if constants.HV_VNC_PASSWORD_FILE in hvp: |
437 | 396672cd | Michael Hanselmann | hvp[constants.HV_VNC_PASSWORD_FILE] = self.vncpw_path
|
438 | 396672cd | Michael Hanselmann | |
439 | 396672cd | Michael Hanselmann | disks = [ |
440 | 396672cd | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_LV, mode=constants.DISK_RDWR), |
441 | 396672cd | Michael Hanselmann | utils.PathJoin(self.tmpdir, "disk0")), |
442 | 396672cd | Michael Hanselmann | (objects.Disk(dev_type=constants.LD_LV, mode=constants.DISK_RDONLY), |
443 | 396672cd | Michael Hanselmann | utils.PathJoin(self.tmpdir, "disk1")), |
444 | 396672cd | Michael Hanselmann | ] |
445 | 396672cd | Michael Hanselmann | |
446 | 396672cd | Michael Hanselmann | inst = objects.Instance(name="server01.example.com",
|
447 | 396672cd | Michael Hanselmann | hvparams=hvp, beparams=bep, |
448 | 396672cd | Michael Hanselmann | osparams={}, nics=[], os="deb1",
|
449 | 396672cd | Michael Hanselmann | disks=map(compat.fst, disks))
|
450 | 396672cd | Michael Hanselmann | inst.UpgradeConfig() |
451 | 396672cd | Michael Hanselmann | |
452 | 396672cd | Michael Hanselmann | return (inst, disks)
|
453 | 396672cd | Michael Hanselmann | |
454 | 396672cd | Michael Hanselmann | def testStartInstance(self): |
455 | 396672cd | Michael Hanselmann | (inst, disks) = self._MakeInstance()
|
456 | 396672cd | Michael Hanselmann | |
457 | 396672cd | Michael Hanselmann | for failcreate in [False, True]: |
458 | 396672cd | Michael Hanselmann | for paused in [False, True]: |
459 | 396672cd | Michael Hanselmann | run_cmd = compat.partial(self._StartInstanceCommand,
|
460 | 396672cd | Michael Hanselmann | inst, paused, failcreate) |
461 | 396672cd | Michael Hanselmann | |
462 | 396672cd | Michael Hanselmann | hv = self._GetHv(run_cmd=run_cmd)
|
463 | 396672cd | Michael Hanselmann | |
464 | 396672cd | Michael Hanselmann | # Ensure instance is not listed
|
465 | 396672cd | Michael Hanselmann | self.assertTrue(inst.name not in hv.ListInstances()) |
466 | 396672cd | Michael Hanselmann | |
467 | 396672cd | Michael Hanselmann | # Remove configuration
|
468 | 396672cd | Michael Hanselmann | cfgfile = utils.PathJoin(self.tmpdir, inst.name)
|
469 | 396672cd | Michael Hanselmann | utils.RemoveFile(cfgfile) |
470 | 396672cd | Michael Hanselmann | |
471 | 396672cd | Michael Hanselmann | if failcreate:
|
472 | 396672cd | Michael Hanselmann | self.assertRaises(errors.HypervisorError, hv.StartInstance,
|
473 | 396672cd | Michael Hanselmann | inst, disks, paused) |
474 | 396672cd | Michael Hanselmann | else:
|
475 | 396672cd | Michael Hanselmann | hv.StartInstance(inst, disks, paused) |
476 | 396672cd | Michael Hanselmann | |
477 | 396672cd | Michael Hanselmann | # Check if configuration was updated
|
478 | 396672cd | Michael Hanselmann | lines = utils.ReadFile(cfgfile).splitlines() |
479 | 396672cd | Michael Hanselmann | |
480 | 396672cd | Michael Hanselmann | if constants.HV_VNC_PASSWORD_FILE in inst.hvparams: |
481 | 396672cd | Michael Hanselmann | self.assertTrue(("vncpasswd = '%s'" % self.vncpw) in lines) |
482 | 396672cd | Michael Hanselmann | else:
|
483 | 396672cd | Michael Hanselmann | extra = inst.hvparams[constants.HV_KERNEL_ARGS] |
484 | 396672cd | Michael Hanselmann | self.assertTrue(("extra = '%s'" % extra) in lines) |
485 | 396672cd | Michael Hanselmann | |
486 | 664b392d | Michael Hanselmann | def _StopInstanceCommand(self, instance_name, force, fail, cmd): |
487 | 664b392d | Michael Hanselmann | if ((force and cmd[:2] == [self.CMD, "destroy"]) or |
488 | 664b392d | Michael Hanselmann | (not force and cmd[:2] == [self.CMD, "shutdown"])): |
489 | 664b392d | Michael Hanselmann | self.assertEqual(cmd[2:], [instance_name]) |
490 | 664b392d | Michael Hanselmann | output = ""
|
491 | 664b392d | Michael Hanselmann | else:
|
492 | 664b392d | Michael Hanselmann | self.fail("Unhandled command: %s" % (cmd, )) |
493 | 664b392d | Michael Hanselmann | |
494 | 664b392d | Michael Hanselmann | if fail:
|
495 | 664b392d | Michael Hanselmann | # Simulate a failing command
|
496 | 664b392d | Michael Hanselmann | return self._FailingCommand(cmd) |
497 | 664b392d | Michael Hanselmann | else:
|
498 | 664b392d | Michael Hanselmann | return self._SuccessCommand(output, cmd) |
499 | 664b392d | Michael Hanselmann | |
500 | 664b392d | Michael Hanselmann | def testStopInstance(self): |
501 | 664b392d | Michael Hanselmann | name = "inst4284.example.com"
|
502 | 664b392d | Michael Hanselmann | cfgfile = utils.PathJoin(self.tmpdir, name)
|
503 | 664b392d | Michael Hanselmann | cfgdata = "config file content\n"
|
504 | 664b392d | Michael Hanselmann | |
505 | 664b392d | Michael Hanselmann | for force in [False, True]: |
506 | 664b392d | Michael Hanselmann | for fail in [False, True]: |
507 | 664b392d | Michael Hanselmann | utils.WriteFile(cfgfile, data=cfgdata) |
508 | 664b392d | Michael Hanselmann | |
509 | 664b392d | Michael Hanselmann | run_cmd = compat.partial(self._StopInstanceCommand, name, force, fail)
|
510 | 664b392d | Michael Hanselmann | |
511 | 664b392d | Michael Hanselmann | hv = self._GetHv(run_cmd=run_cmd)
|
512 | 664b392d | Michael Hanselmann | |
513 | 664b392d | Michael Hanselmann | self.assertTrue(os.path.isfile(cfgfile))
|
514 | 664b392d | Michael Hanselmann | |
515 | 664b392d | Michael Hanselmann | if fail:
|
516 | 664b392d | Michael Hanselmann | try:
|
517 | 664b392d | Michael Hanselmann | hv._StopInstance(name, force) |
518 | 664b392d | Michael Hanselmann | except errors.HypervisorError, err:
|
519 | 664b392d | Michael Hanselmann | self.assertTrue(str(err).startswith("Failed to stop instance")) |
520 | 664b392d | Michael Hanselmann | else:
|
521 | 664b392d | Michael Hanselmann | self.fail("Exception was not raised") |
522 | 664b392d | Michael Hanselmann | self.assertEqual(utils.ReadFile(cfgfile), cfgdata,
|
523 | 664b392d | Michael Hanselmann | msg=("Configuration was removed when stopping"
|
524 | 664b392d | Michael Hanselmann | " instance failed"))
|
525 | 664b392d | Michael Hanselmann | else:
|
526 | 664b392d | Michael Hanselmann | hv._StopInstance(name, force) |
527 | 664b392d | Michael Hanselmann | self.assertFalse(os.path.exists(cfgfile))
|
528 | 664b392d | Michael Hanselmann | |
529 | 74a50c46 | Michael Hanselmann | |
530 | 74a50c46 | Michael Hanselmann | def _MakeTestClass(cls, cmd): |
531 | 74a50c46 | Michael Hanselmann | """Makes a class for testing.
|
532 | 74a50c46 | Michael Hanselmann |
|
533 | 74a50c46 | Michael Hanselmann | The returned class has structure as shown in the following pseudo code:
|
534 | 74a50c46 | Michael Hanselmann |
|
535 | 74a50c46 | Michael Hanselmann | class Test{cls.__name__}{cmd}(_TestXenHypervisor, unittest.TestCase):
|
536 | 74a50c46 | Michael Hanselmann | TARGET = {cls}
|
537 | 74a50c46 | Michael Hanselmann | CMD = {cmd}
|
538 | 74a50c46 | Michael Hanselmann | HVNAME = {Hypervisor name retrieved using class}
|
539 | 74a50c46 | Michael Hanselmann |
|
540 | 74a50c46 | Michael Hanselmann | @type cls: class
|
541 | 74a50c46 | Michael Hanselmann | @param cls: Hypervisor class to be tested
|
542 | 74a50c46 | Michael Hanselmann | @type cmd: string
|
543 | 74a50c46 | Michael Hanselmann | @param cmd: Hypervisor command
|
544 | 74a50c46 | Michael Hanselmann | @rtype: tuple
|
545 | 74a50c46 | Michael Hanselmann | @return: Class name and class object (not instance)
|
546 | 74a50c46 | Michael Hanselmann |
|
547 | 74a50c46 | Michael Hanselmann | """
|
548 | 74a50c46 | Michael Hanselmann | name = "Test%sCmd%s" % (cls.__name__, cmd.title())
|
549 | 74a50c46 | Michael Hanselmann | bases = (_TestXenHypervisor, unittest.TestCase) |
550 | 74a50c46 | Michael Hanselmann | hvname = HVCLASS_TO_HVNAME[cls] |
551 | 74a50c46 | Michael Hanselmann | |
552 | 74a50c46 | Michael Hanselmann | return (name, type(name, bases, dict(TARGET=cls, CMD=cmd, HVNAME=hvname))) |
553 | 74a50c46 | Michael Hanselmann | |
554 | 74a50c46 | Michael Hanselmann | |
555 | 74a50c46 | Michael Hanselmann | # Create test classes programmatically instead of manually to reduce the risk
|
556 | 74a50c46 | Michael Hanselmann | # of forgetting some combinations
|
557 | 74a50c46 | Michael Hanselmann | for cls in [hv_xen.XenPvmHypervisor, hv_xen.XenHvmHypervisor]: |
558 | 74a50c46 | Michael Hanselmann | for cmd in constants.KNOWN_XEN_COMMANDS: |
559 | 74a50c46 | Michael Hanselmann | (name, testcls) = _MakeTestClass(cls, cmd) |
560 | 74a50c46 | Michael Hanselmann | |
561 | 74a50c46 | Michael Hanselmann | assert name not in locals() |
562 | 74a50c46 | Michael Hanselmann | |
563 | 74a50c46 | Michael Hanselmann | locals()[name] = testcls
|
564 | 74a50c46 | Michael Hanselmann | |
565 | 74a50c46 | Michael Hanselmann | |
566 | 55cc0a44 | Michael Hanselmann | if __name__ == "__main__": |
567 | 55cc0a44 | Michael Hanselmann | testutils.GanetiTestProgram() |