code.grnet.gr Git - ganeti-local/blob - test/py/ganeti.client.gnt_instance_unittest.py

   1 #!/usr/bin/python
   2 #
   3
   4 # Copyright (C) 2011 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 testing ganeti.client.gnt_instance"""
  23
  24 import unittest
  25
  26 from ganeti import constants
  27 from ganeti import utils
  28 from ganeti import errors
  29 from ganeti import objects
  30 from ganeti.client import gnt_instance
  31
  32 import testutils
  33
  34
  35 class TestConsole(unittest.TestCase):
  36   def setUp(self):
  37     self._output = []
  38     self._cmds = []
  39     self._next_cmd_exitcode = 0
  40
  41   def _Test(self, console, show_command, cluster_name):
  42     return gnt_instance._DoConsole(console, show_command, cluster_name,
  43                                    feedback_fn=self._Feedback,
  44                                    _runcmd_fn=self._FakeRunCmd)
  45
  46   def _Feedback(self, msg, *args):
  47     if args:
  48       msg = msg % args
  49     self._output.append(msg)
  50
  51   def _FakeRunCmd(self, cmd, interactive=None):
  52     self.assertTrue(interactive)
  53     self.assertTrue(isinstance(cmd, list))
  54     self._cmds.append(cmd)
  55     return utils.RunResult(self._next_cmd_exitcode, None, "", "", "cmd",
  56                            utils.process._TIMEOUT_NONE, 5)
  57
  58   def testMessage(self):
  59     cons = objects.InstanceConsole(instance="inst98.example.com",
  60                                    kind=constants.CONS_MESSAGE,
  61                                    message="Hello World")
  62     self.assertEqual(self._Test(cons, False, "cluster.example.com"),
  63                      constants.EXIT_SUCCESS)
  64     self.assertEqual(len(self._cmds), 0)
  65     self.assertEqual(self._output, ["Hello World"])
  66
  67   def testVnc(self):
  68     cons = objects.InstanceConsole(instance="inst1.example.com",
  69                                    kind=constants.CONS_VNC,
  70                                    host="node1.example.com",
  71                                    port=5901,
  72                                    display=1)
  73     self.assertEqual(self._Test(cons, False, "cluster.example.com"),
  74                      constants.EXIT_SUCCESS)
  75     self.assertEqual(len(self._cmds), 0)
  76     self.assertEqual(len(self._output), 1)
  77     self.assertTrue(" inst1.example.com " in self._output[0])
  78     self.assertTrue(" node1.example.com:5901 " in self._output[0])
  79     self.assertTrue("vnc://node1.example.com:5901/" in self._output[0])
  80
  81   def testSshShow(self):
  82     cons = objects.InstanceConsole(instance="inst31.example.com",
  83                                    kind=constants.CONS_SSH,
  84                                    host="node93.example.com",
  85                                    user="user_abc",
  86                                    command="xm console x.y.z")
  87     self.assertEqual(self._Test(cons, True, "cluster.example.com"),
  88                      constants.EXIT_SUCCESS)
  89     self.assertEqual(len(self._cmds), 0)
  90     self.assertEqual(len(self._output), 1)
  91     self.assertTrue(" user_abc@node93.example.com " in self._output[0])
  92     self.assertTrue("'xm console x.y.z'" in self._output[0])
  93
  94   def testSshRun(self):
  95     cons = objects.InstanceConsole(instance="inst31.example.com",
  96                                    kind=constants.CONS_SSH,
  97                                    host="node93.example.com",
  98                                    user="user_abc",
  99                                    command=["xm", "console", "x.y.z"])
 100     self.assertEqual(self._Test(cons, False, "cluster.example.com"),
 101                      constants.EXIT_SUCCESS)
 102     self.assertEqual(len(self._cmds), 1)
 103     self.assertEqual(len(self._output), 0)
 104
 105     # This is very important to prevent escapes from the console
 106     self.assertTrue("-oEscapeChar=none" in self._cmds[0])
 107
 108   def testSshRunFail(self):
 109     cons = objects.InstanceConsole(instance="inst31.example.com",
 110                                    kind=constants.CONS_SSH,
 111                                    host="node93.example.com",
 112                                    user="user_abc",
 113                                    command=["xm", "console", "x.y.z"])
 114
 115     self._next_cmd_exitcode = 100
 116     self.assertRaises(errors.OpExecError, self._Test,
 117                       cons, False, "cluster.example.com")
 118     self.assertEqual(len(self._cmds), 1)
 119     self.assertEqual(len(self._output), 0)
 120
 121
 122 class TestConvertNicDiskModifications(unittest.TestCase):
 123   def test(self):
 124     fn = gnt_instance._ConvertNicDiskModifications
 125
 126     self.assertEqual(fn([]), [])
 127
 128     # Error cases
 129     self.assertRaises(errors.OpPrereqError, fn, [
 130       (constants.DDM_REMOVE, { "param": "value", }),
 131       ])
 132     self.assertRaises(errors.OpPrereqError, fn, [
 133       (0, { constants.DDM_REMOVE: True, "param": "value", }),
 134       ])
 135     self.assertRaises(errors.OpPrereqError, fn, [
 136       (0, {
 137         constants.DDM_REMOVE: True,
 138         constants.DDM_ADD: True,
 139         }),
 140       ])
 141
 142     # Legacy calls
 143     for action in constants.DDMS_VALUES:
 144       self.assertEqual(fn([
 145         (action, {}),
 146         ]), [
 147         (action, -1, {}),
 148         ])
 149       self.assertRaises(errors.OpPrereqError, fn, [
 150         (0, {
 151           action: True,
 152           constants.DDM_MODIFY: True,
 153           }),
 154         ])
 155
 156     self.assertEqual(fn([
 157       (constants.DDM_ADD, {
 158         constants.IDISK_SIZE: 1024,
 159         }),
 160       ]), [
 161       (constants.DDM_ADD, -1, {
 162         constants.IDISK_SIZE: 1024,
 163         }),
 164       ])
 165
 166     # New-style calls
 167     self.assertEqual(fn([
 168       (2, {
 169         constants.IDISK_MODE: constants.DISK_RDWR,
 170         }),
 171       ]), [
 172       (constants.DDM_MODIFY, 2, {
 173         constants.IDISK_MODE: constants.DISK_RDWR,
 174         }),
 175       ])
 176
 177     self.assertEqual(fn([
 178       (0, {
 179         constants.DDM_ADD: True,
 180         constants.IDISK_SIZE: 4096,
 181         }),
 182       ]), [
 183       (constants.DDM_ADD, 0, {
 184         constants.IDISK_SIZE: 4096,
 185         }),
 186       ])
 187
 188     self.assertEqual(fn([
 189       (-1, {
 190         constants.DDM_REMOVE: True,
 191         }),
 192       ]), [
 193       (constants.DDM_REMOVE, -1, {}),
 194       ])
 195
 196     self.assertEqual(fn([
 197       (-1, {
 198         constants.DDM_MODIFY: True,
 199         constants.IDISK_SIZE: 1024,
 200         }),
 201       ]), [
 202       (constants.DDM_MODIFY, -1, {
 203         constants.IDISK_SIZE: 1024,
 204         }),
 205       ])
 206
 207     # Names and UUIDs
 208     self.assertEqual(fn([
 209       ('name', {
 210         constants.IDISK_MODE: constants.DISK_RDWR,
 211         constants.IDISK_NAME: "rename",
 212         }),
 213       ]), [
 214       (constants.DDM_MODIFY, 'name', {
 215         constants.IDISK_MODE: constants.DISK_RDWR,
 216         constants.IDISK_NAME: "rename",
 217         }),
 218       ])
 219     self.assertEqual(fn([
 220       ('024ef14d-4879-400e-8767-d61c051950bf', {
 221         constants.DDM_MODIFY: True,
 222         constants.IDISK_SIZE: 1024,
 223         constants.IDISK_NAME: "name",
 224         }),
 225       ]), [
 226       (constants.DDM_MODIFY, '024ef14d-4879-400e-8767-d61c051950bf', {
 227         constants.IDISK_SIZE: 1024,
 228         constants.IDISK_NAME: "name",
 229         }),
 230       ])
 231     self.assertEqual(fn([
 232       ('name', {
 233         constants.DDM_REMOVE: True,
 234         }),
 235       ]), [
 236       (constants.DDM_REMOVE, 'name', {}),
 237       ])
 238
 239
 240 class TestParseDiskSizes(unittest.TestCase):
 241   def test(self):
 242     fn = gnt_instance._ParseDiskSizes
 243
 244     self.assertEqual(fn([]), [])
 245
 246     # Missing size parameter
 247     self.assertRaises(errors.OpPrereqError, fn, [
 248       (constants.DDM_ADD, 0, {}),
 249       ])
 250
 251     # Converting disk size
 252     self.assertEqual(fn([
 253       (constants.DDM_ADD, 11, {
 254         constants.IDISK_SIZE: "9G",
 255         }),
 256       ]), [
 257         (constants.DDM_ADD, 11, {
 258           constants.IDISK_SIZE: 9216,
 259           }),
 260         ])
 261
 262     # No size parameter
 263     self.assertEqual(fn([
 264       (constants.DDM_REMOVE, 11, {
 265         "other": "24M",
 266         }),
 267       ]), [
 268         (constants.DDM_REMOVE, 11, {
 269           "other": "24M",
 270           }),
 271         ])
 272
 273
 274 if __name__ == "__main__":
 275   testutils.GanetiTestProgram()