root / test / ganeti.config_unittest.py @ 26d3fd2f
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#!/usr/bin/python
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#
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# Copyright (C) 2006, 2007, 2010 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 unittesting the config module"""
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import unittest |
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import os |
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import time |
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import tempfile |
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import os.path |
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import socket |
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from ganeti import bootstrap |
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from ganeti import config |
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from ganeti import constants |
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from ganeti import errors |
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from ganeti import objects |
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from ganeti import utils |
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from ganeti import netutils |
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import testutils |
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import mocks |
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def _StubGetEntResolver(): |
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return mocks.FakeGetentResolver()
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class TestConfigRunner(unittest.TestCase): |
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"""Testing case for HooksRunner"""
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def setUp(self): |
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fd, self.cfg_file = tempfile.mkstemp()
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os.close(fd) |
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self._init_cluster(self.cfg_file) |
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def tearDown(self): |
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try:
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os.unlink(self.cfg_file)
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except OSError: |
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pass
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def _get_object(self): |
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"""Returns a instance of ConfigWriter"""
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cfg = config.ConfigWriter(cfg_file=self.cfg_file, offline=True, |
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_getents=_StubGetEntResolver) |
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return cfg
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def _init_cluster(self, cfg): |
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"""Initializes the cfg object"""
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me = netutils.Hostname() |
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ip = constants.IP4_ADDRESS_LOCALHOST |
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cluster_config = objects.Cluster( |
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serial_no=1,
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rsahostkeypub="",
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highest_used_port=(constants.FIRST_DRBD_PORT - 1),
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mac_prefix="aa:00:00",
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volume_group_name="xenvg",
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drbd_usermode_helper="/bin/true",
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nicparams={constants.PP_DEFAULT: constants.NICC_DEFAULTS}, |
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tcpudp_port_pool=set(),
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enabled_hypervisors=[constants.HT_FAKE], |
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master_node=me.name, |
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master_ip="127.0.0.1",
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master_netdev=constants.DEFAULT_BRIDGE, |
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cluster_name="cluster.local",
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file_storage_dir="/tmp",
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uid_pool=[], |
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) |
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master_node_config = objects.Node(name=me.name, |
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primary_ip=me.ip, |
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secondary_ip=ip, |
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serial_no=1,
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master_candidate=True)
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bootstrap.InitConfig(constants.CONFIG_VERSION, |
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cluster_config, master_node_config, self.cfg_file)
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def _create_instance(self): |
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"""Create and return an instance object"""
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inst = objects.Instance(name="test.example.com", disks=[], nics=[],
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disk_template=constants.DT_DISKLESS, |
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primary_node=self._get_object().GetMasterNode())
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return inst
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def testEmpty(self): |
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"""Test instantiate config object"""
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self._get_object()
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def testInit(self): |
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"""Test initialize the config file"""
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cfg = self._get_object()
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self.failUnlessEqual(1, len(cfg.GetNodeList())) |
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self.failUnlessEqual(0, len(cfg.GetInstanceList())) |
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def testUpdateCluster(self): |
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"""Test updates on the cluster object"""
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cfg = self._get_object()
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# construct a fake cluster object
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fake_cl = objects.Cluster() |
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# fail if we didn't read the config
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_cl, None) |
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cl = cfg.GetClusterInfo() |
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# first pass, must not fail
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cfg.Update(cl, None)
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# second pass, also must not fail (after the config has been written)
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cfg.Update(cl, None)
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# but the fake_cl update should still fail
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_cl, None) |
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def testUpdateNode(self): |
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"""Test updates on one node object"""
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cfg = self._get_object()
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# construct a fake node
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fake_node = objects.Node() |
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# fail if we didn't read the config
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_node,
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None)
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node = cfg.GetNodeInfo(cfg.GetNodeList()[0])
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# first pass, must not fail
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cfg.Update(node, None)
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# second pass, also must not fail (after the config has been written)
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cfg.Update(node, None)
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# but the fake_node update should still fail
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_node,
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None)
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def testUpdateInstance(self): |
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"""Test updates on one instance object"""
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cfg = self._get_object()
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# construct a fake instance
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inst = self._create_instance()
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fake_instance = objects.Instance() |
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# fail if we didn't read the config
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_instance,
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None)
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cfg.AddInstance(inst, "my-job")
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instance = cfg.GetInstanceInfo(cfg.GetInstanceList()[0])
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# first pass, must not fail
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cfg.Update(instance, None)
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# second pass, also must not fail (after the config has been written)
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cfg.Update(instance, None)
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# but the fake_instance update should still fail
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self.failUnlessRaises(errors.ConfigurationError, cfg.Update, fake_instance,
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None)
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def testNICParameterSyntaxCheck(self): |
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"""Test the NIC's CheckParameterSyntax function"""
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mode = constants.NIC_MODE |
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link = constants.NIC_LINK |
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m_bridged = constants.NIC_MODE_BRIDGED |
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m_routed = constants.NIC_MODE_ROUTED |
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CheckSyntax = objects.NIC.CheckParameterSyntax |
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CheckSyntax(constants.NICC_DEFAULTS) |
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CheckSyntax({mode: m_bridged, link: 'br1'})
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CheckSyntax({mode: m_routed, link: 'default'})
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self.assertRaises(errors.ConfigurationError,
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CheckSyntax, {mode: '000invalid', link: 'any'}) |
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self.assertRaises(errors.ConfigurationError,
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CheckSyntax, {mode: m_bridged, link: None})
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self.assertRaises(errors.ConfigurationError,
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CheckSyntax, {mode: m_bridged, link: ''})
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if __name__ == '__main__': |
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testutils.GanetiTestProgram() |