root / test / ganeti.client.gnt_instance_unittest.py @ 1a2eb2dc
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#!/usr/bin/python
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#
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# Copyright (C) 2011 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 testing ganeti.client.gnt_instance"""
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import unittest |
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from ganeti import constants |
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from ganeti import utils |
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from ganeti import errors |
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from ganeti import objects |
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from ganeti.client import gnt_instance |
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import testutils |
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class TestConsole(unittest.TestCase): |
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def setUp(self): |
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self._output = []
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self._cmds = []
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self._next_cmd_exitcode = 0 |
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def _Test(self, console, show_command, cluster_name): |
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return gnt_instance._DoConsole(console, show_command, cluster_name,
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feedback_fn=self._Feedback,
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_runcmd_fn=self._FakeRunCmd)
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def _Feedback(self, msg, *args): |
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if args:
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msg = msg % args |
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self._output.append(msg)
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def _FakeRunCmd(self, cmd, interactive=None): |
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self.assertTrue(interactive)
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self.assertTrue(isinstance(cmd, list)) |
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self._cmds.append(cmd)
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return utils.RunResult(self._next_cmd_exitcode, None, "", "", "cmd", |
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utils.process._TIMEOUT_NONE, 5)
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def testMessage(self): |
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cons = objects.InstanceConsole(instance="inst98.example.com",
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kind=constants.CONS_MESSAGE, |
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message="Hello World")
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self.assertEqual(self._Test(cons, False, "cluster.example.com"), |
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constants.EXIT_SUCCESS) |
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self.assertEqual(len(self._cmds), 0) |
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self.assertEqual(self._output, ["Hello World"]) |
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def testVnc(self): |
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cons = objects.InstanceConsole(instance="inst1.example.com",
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kind=constants.CONS_VNC, |
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host="node1.example.com",
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port=5901,
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display=1)
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self.assertEqual(self._Test(cons, False, "cluster.example.com"), |
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constants.EXIT_SUCCESS) |
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self.assertEqual(len(self._cmds), 0) |
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self.assertEqual(len(self._output), 1) |
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self.assertTrue(" inst1.example.com " in self._output[0]) |
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self.assertTrue(" node1.example.com:5901 " in self._output[0]) |
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self.assertTrue("vnc://node1.example.com:5901/" in self._output[0]) |
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def testSshShow(self): |
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cons = objects.InstanceConsole(instance="inst31.example.com",
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kind=constants.CONS_SSH, |
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host="node93.example.com",
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user="user_abc",
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command="xm console x.y.z")
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self.assertEqual(self._Test(cons, True, "cluster.example.com"), |
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constants.EXIT_SUCCESS) |
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self.assertEqual(len(self._cmds), 0) |
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self.assertEqual(len(self._output), 1) |
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self.assertTrue(" user_abc@node93.example.com " in self._output[0]) |
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self.assertTrue("'xm console x.y.z'" in self._output[0]) |
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def testSshRun(self): |
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cons = objects.InstanceConsole(instance="inst31.example.com",
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kind=constants.CONS_SSH, |
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host="node93.example.com",
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user="user_abc",
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command=["xm", "console", "x.y.z"]) |
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self.assertEqual(self._Test(cons, False, "cluster.example.com"), |
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constants.EXIT_SUCCESS) |
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self.assertEqual(len(self._cmds), 1) |
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self.assertEqual(len(self._output), 0) |
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# This is very important to prevent escapes from the console
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self.assertTrue("-oEscapeChar=none" in self._cmds[0]) |
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def testSshRunFail(self): |
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cons = objects.InstanceConsole(instance="inst31.example.com",
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kind=constants.CONS_SSH, |
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host="node93.example.com",
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user="user_abc",
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command=["xm", "console", "x.y.z"]) |
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self._next_cmd_exitcode = 100 |
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self.assertRaises(errors.OpExecError, self._Test, |
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cons, False, "cluster.example.com") |
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self.assertEqual(len(self._cmds), 1) |
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self.assertEqual(len(self._output), 0) |
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class TestConvertNicDiskModifications(unittest.TestCase): |
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def test(self): |
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fn = gnt_instance._ConvertNicDiskModifications |
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self.assertEqual(fn([]), [])
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# Error cases
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self.assertRaises(errors.OpPrereqError, fn, [
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(constants.DDM_REMOVE, { "param": "value", }),
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]) |
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self.assertRaises(errors.OpPrereqError, fn, [
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(0, { constants.DDM_REMOVE: True, "param": "value", }), |
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]) |
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self.assertRaises(errors.OpPrereqError, fn, [
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("Hello", {}),
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]) |
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self.assertRaises(errors.OpPrereqError, fn, [
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(0, {
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constants.DDM_REMOVE: True,
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constants.DDM_ADD: True,
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}), |
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]) |
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# Legacy calls
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for action in constants.DDMS_VALUES: |
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self.assertEqual(fn([
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(action, {}),
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]), [ |
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(action, -1, {}),
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]) |
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self.assertRaises(errors.OpPrereqError, fn, [
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(0, {
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action: True,
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constants.DDM_MODIFY: True,
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}), |
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]) |
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self.assertEqual(fn([
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(constants.DDM_ADD, {
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constants.IDISK_SIZE: 1024,
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}), |
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]), [ |
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(constants.DDM_ADD, -1, {
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constants.IDISK_SIZE: 1024,
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}), |
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]) |
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# New-style calls
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self.assertEqual(fn([
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(2, {
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constants.IDISK_MODE: constants.DISK_RDWR, |
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}), |
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]), [ |
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(constants.DDM_MODIFY, 2, {
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constants.IDISK_MODE: constants.DISK_RDWR, |
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}), |
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]) |
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self.assertEqual(fn([
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(0, {
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constants.DDM_ADD: True,
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constants.IDISK_SIZE: 4096,
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}), |
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]), [ |
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(constants.DDM_ADD, 0, {
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constants.IDISK_SIZE: 4096,
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}), |
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]) |
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self.assertEqual(fn([
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(-1, {
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constants.DDM_REMOVE: True,
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}), |
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]), [ |
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(constants.DDM_REMOVE, -1, {}),
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]) |
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self.assertEqual(fn([
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(-1, {
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constants.DDM_MODIFY: True,
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constants.IDISK_SIZE: 1024,
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}), |
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]), [ |
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(constants.DDM_MODIFY, -1, {
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constants.IDISK_SIZE: 1024,
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}), |
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]) |
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class TestParseDiskSizes(unittest.TestCase): |
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def test(self): |
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fn = gnt_instance._ParseDiskSizes |
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self.assertEqual(fn([]), [])
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# Missing size parameter
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self.assertRaises(errors.OpPrereqError, fn, [
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(constants.DDM_ADD, 0, {}),
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]) |
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# Converting disk size
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self.assertEqual(fn([
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(constants.DDM_ADD, 11, {
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constants.IDISK_SIZE: "9G",
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}), |
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]), [ |
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(constants.DDM_ADD, 11, {
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constants.IDISK_SIZE: 9216,
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}), |
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]) |
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# No size parameter
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self.assertEqual(fn([
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(constants.DDM_REMOVE, 11, {
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"other": "24M", |
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}), |
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]), [ |
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(constants.DDM_REMOVE, 11, {
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"other": "24M", |
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}), |
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]) |
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if __name__ == "__main__": |
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testutils.GanetiTestProgram() |