root / test / ganeti.cmdlib_unittest.py @ 555b6cb1
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#!/usr/bin/python
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#
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# Copyright (C) 2008, 2011, 2012 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 cmdlib module"""
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import os |
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import unittest |
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import time |
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import tempfile |
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import shutil |
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import operator |
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import itertools |
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import copy |
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from ganeti import constants |
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from ganeti import mcpu |
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from ganeti import cmdlib |
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from ganeti import opcodes |
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from ganeti import errors |
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from ganeti import utils |
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from ganeti import luxi |
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from ganeti import ht |
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from ganeti import objects |
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from ganeti import compat |
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from ganeti import rpc |
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from ganeti import pathutils |
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from ganeti.masterd import iallocator |
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from ganeti.hypervisor import hv_xen |
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import testutils |
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import mocks |
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class TestCertVerification(testutils.GanetiTestCase): |
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def setUp(self): |
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testutils.GanetiTestCase.setUp(self)
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self.tmpdir = tempfile.mkdtemp()
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def tearDown(self): |
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shutil.rmtree(self.tmpdir)
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def testVerifyCertificate(self): |
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cmdlib._VerifyCertificate(self._TestDataFilename("cert1.pem")) |
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nonexist_filename = os.path.join(self.tmpdir, "does-not-exist") |
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(errcode, msg) = cmdlib._VerifyCertificate(nonexist_filename) |
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self.assertEqual(errcode, cmdlib.LUClusterVerifyConfig.ETYPE_ERROR)
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# Try to load non-certificate file
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invalid_cert = self._TestDataFilename("bdev-net.txt") |
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(errcode, msg) = cmdlib._VerifyCertificate(invalid_cert) |
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self.assertEqual(errcode, cmdlib.LUClusterVerifyConfig.ETYPE_ERROR)
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class TestOpcodeParams(testutils.GanetiTestCase): |
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def testParamsStructures(self): |
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for op in sorted(mcpu.Processor.DISPATCH_TABLE): |
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lu = mcpu.Processor.DISPATCH_TABLE[op] |
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lu_name = lu.__name__ |
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self.failIf(hasattr(lu, "_OP_REQP"), |
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msg=("LU '%s' has old-style _OP_REQP" % lu_name))
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self.failIf(hasattr(lu, "_OP_DEFS"), |
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msg=("LU '%s' has old-style _OP_DEFS" % lu_name))
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self.failIf(hasattr(lu, "_OP_PARAMS"), |
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msg=("LU '%s' has old-style _OP_PARAMS" % lu_name))
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class TestIAllocatorChecks(testutils.GanetiTestCase): |
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def testFunction(self): |
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class TestLU(object): |
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def __init__(self, opcode): |
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self.cfg = mocks.FakeConfig()
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self.op = opcode
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class OpTest(opcodes.OpCode): |
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OP_PARAMS = [ |
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("iallocator", None, ht.NoType, None), |
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("node", None, ht.NoType, None), |
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] |
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default_iallocator = mocks.FakeConfig().GetDefaultIAllocator() |
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other_iallocator = default_iallocator + "_not"
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op = OpTest() |
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lu = TestLU(op) |
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c_i = lambda: cmdlib._CheckIAllocatorOrNode(lu, "iallocator", "node") |
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# Neither node nor iallocator given
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op.iallocator = None
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op.node = None
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c_i() |
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self.assertEqual(lu.op.iallocator, default_iallocator)
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self.assertEqual(lu.op.node, None) |
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# Both, iallocator and node given
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op.iallocator = "test"
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op.node = "test"
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self.assertRaises(errors.OpPrereqError, c_i)
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# Only iallocator given
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op.iallocator = other_iallocator |
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op.node = None
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c_i() |
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self.assertEqual(lu.op.iallocator, other_iallocator)
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self.assertEqual(lu.op.node, None) |
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# Only node given
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op.iallocator = None
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op.node = "node"
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c_i() |
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self.assertEqual(lu.op.iallocator, None) |
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self.assertEqual(lu.op.node, "node") |
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# No node, iallocator or default iallocator
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op.iallocator = None
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op.node = None
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lu.cfg.GetDefaultIAllocator = lambda: None |
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self.assertRaises(errors.OpPrereqError, c_i)
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class TestLUTestJqueue(unittest.TestCase): |
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def test(self): |
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self.assert_(cmdlib.LUTestJqueue._CLIENT_CONNECT_TIMEOUT <
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(luxi.WFJC_TIMEOUT * 0.75),
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msg=("Client timeout too high, might not notice bugs"
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" in WaitForJobChange"))
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class TestLUQuery(unittest.TestCase): |
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def test(self): |
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self.assertEqual(sorted(cmdlib._QUERY_IMPL.keys()), |
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sorted(constants.QR_VIA_OP))
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assert constants.QR_NODE in constants.QR_VIA_OP |
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assert constants.QR_INSTANCE in constants.QR_VIA_OP |
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for i in constants.QR_VIA_OP: |
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self.assert_(cmdlib._GetQueryImplementation(i))
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self.assertRaises(errors.OpPrereqError, cmdlib._GetQueryImplementation, "") |
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self.assertRaises(errors.OpPrereqError, cmdlib._GetQueryImplementation,
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"xyz")
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class TestLUGroupAssignNodes(unittest.TestCase): |
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def testCheckAssignmentForSplitInstances(self): |
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node_data = dict((name, objects.Node(name=name, group=group))
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for (name, group) in [("n1a", "g1"), ("n1b", "g1"), |
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("n2a", "g2"), ("n2b", "g2"), |
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("n3a", "g3"), ("n3b", "g3"), |
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("n3c", "g3"), |
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]) |
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def Instance(name, pnode, snode): |
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if snode is None: |
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disks = [] |
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disk_template = constants.DT_DISKLESS |
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else:
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disks = [objects.Disk(dev_type=constants.LD_DRBD8, |
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logical_id=[pnode, snode, 1, 17, 17])] |
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disk_template = constants.DT_DRBD8 |
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return objects.Instance(name=name, primary_node=pnode, disks=disks,
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disk_template=disk_template) |
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instance_data = dict((name, Instance(name, pnode, snode))
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for name, pnode, snode in [("inst1a", "n1a", "n1b"), |
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("inst1b", "n1b", "n1a"), |
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("inst2a", "n2a", "n2b"), |
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("inst3a", "n3a", None), |
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("inst3b", "n3b", "n1b"), |
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("inst3c", "n3b", "n2b"), |
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]) |
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# Test first with the existing state.
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(new, prev) = \ |
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cmdlib.LUGroupAssignNodes.CheckAssignmentForSplitInstances([], |
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node_data, |
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instance_data) |
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self.assertEqual([], new)
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self.assertEqual(set(["inst3b", "inst3c"]), set(prev)) |
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# And now some changes.
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(new, prev) = \ |
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cmdlib.LUGroupAssignNodes.CheckAssignmentForSplitInstances([("n1b",
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"g3")],
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node_data, |
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instance_data) |
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self.assertEqual(set(["inst1a", "inst1b"]), set(new)) |
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self.assertEqual(set(["inst3c"]), set(prev)) |
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class TestClusterVerifySsh(unittest.TestCase): |
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def testMultipleGroups(self): |
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fn = cmdlib.LUClusterVerifyGroup._SelectSshCheckNodes |
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mygroupnodes = [ |
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objects.Node(name="node20", group="my", offline=False), |
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objects.Node(name="node21", group="my", offline=False), |
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objects.Node(name="node22", group="my", offline=False), |
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objects.Node(name="node23", group="my", offline=False), |
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objects.Node(name="node24", group="my", offline=False), |
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objects.Node(name="node25", group="my", offline=False), |
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objects.Node(name="node26", group="my", offline=True), |
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] |
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nodes = [ |
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objects.Node(name="node1", group="g1", offline=True), |
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objects.Node(name="node2", group="g1", offline=False), |
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objects.Node(name="node3", group="g1", offline=False), |
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objects.Node(name="node4", group="g1", offline=True), |
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objects.Node(name="node5", group="g1", offline=False), |
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objects.Node(name="node10", group="xyz", offline=False), |
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objects.Node(name="node11", group="xyz", offline=False), |
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objects.Node(name="node40", group="alloff", offline=True), |
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objects.Node(name="node41", group="alloff", offline=True), |
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objects.Node(name="node50", group="aaa", offline=False), |
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] + mygroupnodes |
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assert not utils.FindDuplicates(map(operator.attrgetter("name"), nodes)) |
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(online, perhost) = fn(mygroupnodes, "my", nodes)
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self.assertEqual(online, ["node%s" % i for i in range(20, 26)]) |
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self.assertEqual(set(perhost.keys()), set(online)) |
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self.assertEqual(perhost, {
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"node20": ["node10", "node2", "node50"], |
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"node21": ["node11", "node3", "node50"], |
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"node22": ["node10", "node5", "node50"], |
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"node23": ["node11", "node2", "node50"], |
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"node24": ["node10", "node3", "node50"], |
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"node25": ["node11", "node5", "node50"], |
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}) |
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def testSingleGroup(self): |
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fn = cmdlib.LUClusterVerifyGroup._SelectSshCheckNodes |
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nodes = [ |
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objects.Node(name="node1", group="default", offline=True), |
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objects.Node(name="node2", group="default", offline=False), |
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objects.Node(name="node3", group="default", offline=False), |
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objects.Node(name="node4", group="default", offline=True), |
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] |
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assert not utils.FindDuplicates(map(operator.attrgetter("name"), nodes)) |
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(online, perhost) = fn(nodes, "default", nodes)
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self.assertEqual(online, ["node2", "node3"]) |
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self.assertEqual(set(perhost.keys()), set(online)) |
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self.assertEqual(perhost, {
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"node2": [],
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"node3": [],
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}) |
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class TestClusterVerifyFiles(unittest.TestCase): |
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@staticmethod
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def _FakeErrorIf(errors, cond, ecode, item, msg, *args, **kwargs): |
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assert ((ecode == constants.CV_ENODEFILECHECK and |
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ht.TNonEmptyString(item)) or
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(ecode == constants.CV_ECLUSTERFILECHECK and
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item is None)) |
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if args:
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msg = msg % args |
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if cond:
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errors.append((item, msg)) |
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_VerifyFiles = cmdlib.LUClusterVerifyGroup._VerifyFiles |
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def test(self): |
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errors = [] |
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master_name = "master.example.com"
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nodeinfo = [ |
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objects.Node(name=master_name, offline=False, vm_capable=True), |
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objects.Node(name="node2.example.com", offline=False, vm_capable=True), |
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objects.Node(name="node3.example.com", master_candidate=True, |
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vm_capable=False),
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objects.Node(name="node4.example.com", offline=False, vm_capable=True), |
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objects.Node(name="nodata.example.com", offline=False, vm_capable=True), |
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objects.Node(name="offline.example.com", offline=True), |
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] |
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cluster = objects.Cluster(modify_etc_hosts=True,
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enabled_hypervisors=[constants.HT_XEN_HVM]) |
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files_all = set([
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pathutils.CLUSTER_DOMAIN_SECRET_FILE, |
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pathutils.RAPI_CERT_FILE, |
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pathutils.RAPI_USERS_FILE, |
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]) |
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files_opt = set([
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pathutils.RAPI_USERS_FILE, |
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hv_xen.XL_CONFIG_FILE, |
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pathutils.VNC_PASSWORD_FILE, |
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]) |
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files_mc = set([
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pathutils.CLUSTER_CONF_FILE, |
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]) |
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files_vm = set([
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hv_xen.XEND_CONFIG_FILE, |
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hv_xen.XL_CONFIG_FILE, |
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pathutils.VNC_PASSWORD_FILE, |
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]) |
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nvinfo = {
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master_name: rpc.RpcResult(data=(True, {
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constants.NV_FILELIST: {
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pathutils.CLUSTER_CONF_FILE: "82314f897f38b35f9dab2f7c6b1593e0",
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pathutils.RAPI_CERT_FILE: "babbce8f387bc082228e544a2146fee4",
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pathutils.CLUSTER_DOMAIN_SECRET_FILE: "cds-47b5b3f19202936bb4",
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hv_xen.XEND_CONFIG_FILE: "b4a8a824ab3cac3d88839a9adeadf310",
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hv_xen.XL_CONFIG_FILE: "77935cee92afd26d162f9e525e3d49b9"
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}})), |
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"node2.example.com": rpc.RpcResult(data=(True, { |
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constants.NV_FILELIST: {
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pathutils.RAPI_CERT_FILE: "97f0356500e866387f4b84233848cc4a",
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hv_xen.XEND_CONFIG_FILE: "b4a8a824ab3cac3d88839a9adeadf310",
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} |
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})), |
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"node3.example.com": rpc.RpcResult(data=(True, { |
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constants.NV_FILELIST: {
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pathutils.RAPI_CERT_FILE: "97f0356500e866387f4b84233848cc4a",
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pathutils.CLUSTER_DOMAIN_SECRET_FILE: "cds-47b5b3f19202936bb4",
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} |
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})), |
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"node4.example.com": rpc.RpcResult(data=(True, { |
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constants.NV_FILELIST: {
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pathutils.RAPI_CERT_FILE: "97f0356500e866387f4b84233848cc4a",
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pathutils.CLUSTER_CONF_FILE: "conf-a6d4b13e407867f7a7b4f0f232a8f527",
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pathutils.CLUSTER_DOMAIN_SECRET_FILE: "cds-47b5b3f19202936bb4",
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pathutils.RAPI_USERS_FILE: "rapiusers-ea3271e8d810ef3",
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hv_xen.XL_CONFIG_FILE: "77935cee92afd26d162f9e525e3d49b9"
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} |
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})), |
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"nodata.example.com": rpc.RpcResult(data=(True, {})), |
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"offline.example.com": rpc.RpcResult(offline=True), |
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} |
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assert set(nvinfo.keys()) == set(map(operator.attrgetter("name"), nodeinfo)) |
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self._VerifyFiles(compat.partial(self._FakeErrorIf, errors), nodeinfo, |
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master_name, nvinfo, |
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(files_all, files_opt, files_mc, files_vm)) |
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self.assertEqual(sorted(errors), sorted([ |
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(None, ("File %s found with 2 different checksums (variant 1 on" |
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" node2.example.com, node3.example.com, node4.example.com;"
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" variant 2 on master.example.com)" % pathutils.RAPI_CERT_FILE)),
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(None, ("File %s is missing from node(s) node2.example.com" % |
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pathutils.CLUSTER_DOMAIN_SECRET_FILE)), |
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(None, ("File %s should not exist on node(s) node4.example.com" % |
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pathutils.CLUSTER_CONF_FILE)), |
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(None, ("File %s is missing from node(s) node4.example.com" % |
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hv_xen.XEND_CONFIG_FILE)), |
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(None, ("File %s is missing from node(s) node3.example.com" % |
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pathutils.CLUSTER_CONF_FILE)), |
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(None, ("File %s found with 2 different checksums (variant 1 on" |
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" master.example.com; variant 2 on node4.example.com)" %
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pathutils.CLUSTER_CONF_FILE)), |
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(None, ("File %s is optional, but it must exist on all or no nodes (not" |
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" found on master.example.com, node2.example.com,"
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" node3.example.com)" % pathutils.RAPI_USERS_FILE)),
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(None, ("File %s is optional, but it must exist on all or no nodes (not" |
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" found on node2.example.com)" % hv_xen.XL_CONFIG_FILE)),
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("nodata.example.com", "Node did not return file checksum data"), |
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])) |
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class _FakeLU: |
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def __init__(self, cfg=NotImplemented, proc=NotImplemented, |
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rpc=NotImplemented):
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self.warning_log = []
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self.info_log = []
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self.cfg = cfg
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self.proc = proc
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self.rpc = rpc
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def LogWarning(self, text, *args): |
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self.warning_log.append((text, args))
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def LogInfo(self, text, *args): |
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self.info_log.append((text, args))
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class TestLoadNodeEvacResult(unittest.TestCase): |
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def testSuccess(self): |
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for moved in [[], [ |
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("inst20153.example.com", "grp2", ["nodeA4509", "nodeB2912"]), |
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]]: |
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for early_release in [False, True]: |
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for use_nodes in [False, True]: |
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jobs = [ |
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[opcodes.OpInstanceReplaceDisks().__getstate__()], |
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[opcodes.OpInstanceMigrate().__getstate__()], |
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] |
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alloc_result = (moved, [], jobs) |
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assert iallocator._NEVAC_RESULT(alloc_result)
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lu = _FakeLU() |
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result = cmdlib._LoadNodeEvacResult(lu, alloc_result, |
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early_release, use_nodes) |
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if moved:
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(_, (info_args, )) = lu.info_log.pop(0)
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for (instname, instgroup, instnodes) in moved: |
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self.assertTrue(instname in info_args) |
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if use_nodes:
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for i in instnodes: |
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self.assertTrue(i in info_args) |
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else:
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self.assertTrue(instgroup in info_args) |
| 431 |
|
| 432 |
self.assertFalse(lu.info_log)
|
| 433 |
self.assertFalse(lu.warning_log)
|
| 434 |
|
| 435 |
for op in itertools.chain(*result): |
| 436 |
if hasattr(op.__class__, "early_release"): |
| 437 |
self.assertEqual(op.early_release, early_release)
|
| 438 |
else:
|
| 439 |
self.assertFalse(hasattr(op, "early_release")) |
| 440 |
|
| 441 |
def testFailed(self): |
| 442 |
alloc_result = ([], [ |
| 443 |
("inst5191.example.com", "errormsg21178"), |
| 444 |
], []) |
| 445 |
assert iallocator._NEVAC_RESULT(alloc_result)
|
| 446 |
|
| 447 |
lu = _FakeLU() |
| 448 |
self.assertRaises(errors.OpExecError, cmdlib._LoadNodeEvacResult,
|
| 449 |
lu, alloc_result, False, False) |
| 450 |
self.assertFalse(lu.info_log)
|
| 451 |
(_, (args, )) = lu.warning_log.pop(0)
|
| 452 |
self.assertTrue("inst5191.example.com" in args) |
| 453 |
self.assertTrue("errormsg21178" in args) |
| 454 |
self.assertFalse(lu.warning_log)
|
| 455 |
|
| 456 |
|
| 457 |
class TestUpdateAndVerifySubDict(unittest.TestCase): |
| 458 |
def setUp(self): |
| 459 |
self.type_check = {
|
| 460 |
"a": constants.VTYPE_INT,
|
| 461 |
"b": constants.VTYPE_STRING,
|
| 462 |
"c": constants.VTYPE_BOOL,
|
| 463 |
"d": constants.VTYPE_STRING,
|
| 464 |
} |
| 465 |
|
| 466 |
def test(self): |
| 467 |
old_test = {
|
| 468 |
"foo": {
|
| 469 |
"d": "blubb", |
| 470 |
"a": 321, |
| 471 |
}, |
| 472 |
"baz": {
|
| 473 |
"a": 678, |
| 474 |
"b": "678", |
| 475 |
"c": True, |
| 476 |
}, |
| 477 |
} |
| 478 |
test = {
|
| 479 |
"foo": {
|
| 480 |
"a": 123, |
| 481 |
"b": "123", |
| 482 |
"c": True, |
| 483 |
}, |
| 484 |
"bar": {
|
| 485 |
"a": 321, |
| 486 |
"b": "321", |
| 487 |
"c": False, |
| 488 |
}, |
| 489 |
} |
| 490 |
|
| 491 |
mv = {
|
| 492 |
"foo": {
|
| 493 |
"a": 123, |
| 494 |
"b": "123", |
| 495 |
"c": True, |
| 496 |
"d": "blubb" |
| 497 |
}, |
| 498 |
"bar": {
|
| 499 |
"a": 321, |
| 500 |
"b": "321", |
| 501 |
"c": False, |
| 502 |
}, |
| 503 |
"baz": {
|
| 504 |
"a": 678, |
| 505 |
"b": "678", |
| 506 |
"c": True, |
| 507 |
}, |
| 508 |
} |
| 509 |
|
| 510 |
verified = cmdlib._UpdateAndVerifySubDict(old_test, test, self.type_check)
|
| 511 |
self.assertEqual(verified, mv)
|
| 512 |
|
| 513 |
def testWrong(self): |
| 514 |
test = {
|
| 515 |
"foo": {
|
| 516 |
"a": "blubb", |
| 517 |
"b": "123", |
| 518 |
"c": True, |
| 519 |
}, |
| 520 |
"bar": {
|
| 521 |
"a": 321, |
| 522 |
"b": "321", |
| 523 |
"c": False, |
| 524 |
}, |
| 525 |
} |
| 526 |
|
| 527 |
self.assertRaises(errors.TypeEnforcementError,
|
| 528 |
cmdlib._UpdateAndVerifySubDict, {}, test, self.type_check)
|
| 529 |
|
| 530 |
|
| 531 |
class TestHvStateHelper(unittest.TestCase): |
| 532 |
def testWithoutOpData(self): |
| 533 |
self.assertEqual(cmdlib._MergeAndVerifyHvState(None, NotImplemented), None) |
| 534 |
|
| 535 |
def testWithoutOldData(self): |
| 536 |
new = {
|
| 537 |
constants.HT_XEN_PVM: {
|
| 538 |
constants.HVST_MEMORY_TOTAL: 4096,
|
| 539 |
}, |
| 540 |
} |
| 541 |
self.assertEqual(cmdlib._MergeAndVerifyHvState(new, None), new) |
| 542 |
|
| 543 |
def testWithWrongHv(self): |
| 544 |
new = {
|
| 545 |
"i-dont-exist": {
|
| 546 |
constants.HVST_MEMORY_TOTAL: 4096,
|
| 547 |
}, |
| 548 |
} |
| 549 |
self.assertRaises(errors.OpPrereqError, cmdlib._MergeAndVerifyHvState, new,
|
| 550 |
None)
|
| 551 |
|
| 552 |
class TestDiskStateHelper(unittest.TestCase): |
| 553 |
def testWithoutOpData(self): |
| 554 |
self.assertEqual(cmdlib._MergeAndVerifyDiskState(None, NotImplemented), |
| 555 |
None)
|
| 556 |
|
| 557 |
def testWithoutOldData(self): |
| 558 |
new = {
|
| 559 |
constants.LD_LV: {
|
| 560 |
"xenvg": {
|
| 561 |
constants.DS_DISK_RESERVED: 1024,
|
| 562 |
}, |
| 563 |
}, |
| 564 |
} |
| 565 |
self.assertEqual(cmdlib._MergeAndVerifyDiskState(new, None), new) |
| 566 |
|
| 567 |
def testWithWrongStorageType(self): |
| 568 |
new = {
|
| 569 |
"i-dont-exist": {
|
| 570 |
"xenvg": {
|
| 571 |
constants.DS_DISK_RESERVED: 1024,
|
| 572 |
}, |
| 573 |
}, |
| 574 |
} |
| 575 |
self.assertRaises(errors.OpPrereqError, cmdlib._MergeAndVerifyDiskState,
|
| 576 |
new, None)
|
| 577 |
|
| 578 |
|
| 579 |
class TestComputeMinMaxSpec(unittest.TestCase): |
| 580 |
def setUp(self): |
| 581 |
self.ipolicy = {
|
| 582 |
constants.ISPECS_MAX: {
|
| 583 |
constants.ISPEC_MEM_SIZE: 512,
|
| 584 |
constants.ISPEC_DISK_SIZE: 1024,
|
| 585 |
}, |
| 586 |
constants.ISPECS_MIN: {
|
| 587 |
constants.ISPEC_MEM_SIZE: 128,
|
| 588 |
constants.ISPEC_DISK_COUNT: 1,
|
| 589 |
}, |
| 590 |
} |
| 591 |
|
| 592 |
def testNoneValue(self): |
| 593 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(constants.ISPEC_MEM_SIZE, None, |
| 594 |
self.ipolicy, None) is None) |
| 595 |
|
| 596 |
def testAutoValue(self): |
| 597 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(constants.ISPEC_MEM_SIZE, None, |
| 598 |
self.ipolicy,
|
| 599 |
constants.VALUE_AUTO) is None) |
| 600 |
|
| 601 |
def testNotDefined(self): |
| 602 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(constants.ISPEC_NIC_COUNT, None, |
| 603 |
self.ipolicy, 3) is None) |
| 604 |
|
| 605 |
def testNoMinDefined(self): |
| 606 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(constants.ISPEC_DISK_SIZE, None, |
| 607 |
self.ipolicy, 128) is None) |
| 608 |
|
| 609 |
def testNoMaxDefined(self): |
| 610 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(constants.ISPEC_DISK_COUNT, None, |
| 611 |
self.ipolicy, 16) is None) |
| 612 |
|
| 613 |
def testOutOfRange(self): |
| 614 |
for (name, val) in ((constants.ISPEC_MEM_SIZE, 64), |
| 615 |
(constants.ISPEC_MEM_SIZE, 768),
|
| 616 |
(constants.ISPEC_DISK_SIZE, 4096),
|
| 617 |
(constants.ISPEC_DISK_COUNT, 0)):
|
| 618 |
min_v = self.ipolicy[constants.ISPECS_MIN].get(name, val)
|
| 619 |
max_v = self.ipolicy[constants.ISPECS_MAX].get(name, val)
|
| 620 |
self.assertEqual(cmdlib._ComputeMinMaxSpec(name, None, |
| 621 |
self.ipolicy, val),
|
| 622 |
"%s value %s is not in range [%s, %s]" %
|
| 623 |
(name, val,min_v, max_v)) |
| 624 |
self.assertEqual(cmdlib._ComputeMinMaxSpec(name, "1", |
| 625 |
self.ipolicy, val),
|
| 626 |
"%s/1 value %s is not in range [%s, %s]" %
|
| 627 |
(name, val,min_v, max_v)) |
| 628 |
|
| 629 |
def test(self): |
| 630 |
for (name, val) in ((constants.ISPEC_MEM_SIZE, 256), |
| 631 |
(constants.ISPEC_MEM_SIZE, 128),
|
| 632 |
(constants.ISPEC_MEM_SIZE, 512),
|
| 633 |
(constants.ISPEC_DISK_SIZE, 1024),
|
| 634 |
(constants.ISPEC_DISK_SIZE, 0),
|
| 635 |
(constants.ISPEC_DISK_COUNT, 1),
|
| 636 |
(constants.ISPEC_DISK_COUNT, 5)):
|
| 637 |
self.assertTrue(cmdlib._ComputeMinMaxSpec(name, None, self.ipolicy, val) |
| 638 |
is None) |
| 639 |
|
| 640 |
|
| 641 |
def _ValidateComputeMinMaxSpec(name, *_): |
| 642 |
assert name in constants.ISPECS_PARAMETERS |
| 643 |
return None |
| 644 |
|
| 645 |
|
| 646 |
class _SpecWrapper: |
| 647 |
def __init__(self, spec): |
| 648 |
self.spec = spec
|
| 649 |
|
| 650 |
def ComputeMinMaxSpec(self, *args): |
| 651 |
return self.spec.pop(0) |
| 652 |
|
| 653 |
|
| 654 |
class TestComputeIPolicySpecViolation(unittest.TestCase): |
| 655 |
def test(self): |
| 656 |
compute_fn = _ValidateComputeMinMaxSpec |
| 657 |
ret = cmdlib._ComputeIPolicySpecViolation(NotImplemented, 1024, 1, 1, 1, |
| 658 |
[1024], 1, _compute_fn=compute_fn) |
| 659 |
self.assertEqual(ret, [])
|
| 660 |
|
| 661 |
def testInvalidArguments(self): |
| 662 |
self.assertRaises(AssertionError, cmdlib._ComputeIPolicySpecViolation, |
| 663 |
NotImplemented, 1024, 1, 1, 1, [], 1) |
| 664 |
|
| 665 |
def testInvalidSpec(self): |
| 666 |
spec = _SpecWrapper([None, False, "foo", None, "bar", None]) |
| 667 |
compute_fn = spec.ComputeMinMaxSpec |
| 668 |
ret = cmdlib._ComputeIPolicySpecViolation(NotImplemented, 1024, 1, 1, 1, |
| 669 |
[1024], 1, _compute_fn=compute_fn) |
| 670 |
self.assertEqual(ret, ["foo", "bar"]) |
| 671 |
self.assertFalse(spec.spec)
|
| 672 |
|
| 673 |
|
| 674 |
class _StubComputeIPolicySpecViolation: |
| 675 |
def __init__(self, mem_size, cpu_count, disk_count, nic_count, disk_sizes, |
| 676 |
spindle_use): |
| 677 |
self.mem_size = mem_size
|
| 678 |
self.cpu_count = cpu_count
|
| 679 |
self.disk_count = disk_count
|
| 680 |
self.nic_count = nic_count
|
| 681 |
self.disk_sizes = disk_sizes
|
| 682 |
self.spindle_use = spindle_use
|
| 683 |
|
| 684 |
def __call__(self, _, mem_size, cpu_count, disk_count, nic_count, disk_sizes, |
| 685 |
spindle_use): |
| 686 |
assert self.mem_size == mem_size |
| 687 |
assert self.cpu_count == cpu_count |
| 688 |
assert self.disk_count == disk_count |
| 689 |
assert self.nic_count == nic_count |
| 690 |
assert self.disk_sizes == disk_sizes |
| 691 |
assert self.spindle_use == spindle_use |
| 692 |
|
| 693 |
return []
|
| 694 |
|
| 695 |
|
| 696 |
class TestComputeIPolicyInstanceViolation(unittest.TestCase): |
| 697 |
def test(self): |
| 698 |
beparams = {
|
| 699 |
constants.BE_MAXMEM: 2048,
|
| 700 |
constants.BE_VCPUS: 2,
|
| 701 |
constants.BE_SPINDLE_USE: 4,
|
| 702 |
} |
| 703 |
disks = [objects.Disk(size=512)]
|
| 704 |
instance = objects.Instance(beparams=beparams, disks=disks, nics=[]) |
| 705 |
stub = _StubComputeIPolicySpecViolation(2048, 2, 1, 0, [512], 4) |
| 706 |
ret = cmdlib._ComputeIPolicyInstanceViolation(NotImplemented, instance,
|
| 707 |
_compute_fn=stub) |
| 708 |
self.assertEqual(ret, [])
|
| 709 |
|
| 710 |
|
| 711 |
class TestComputeIPolicyInstanceSpecViolation(unittest.TestCase): |
| 712 |
def test(self): |
| 713 |
ispec = {
|
| 714 |
constants.ISPEC_MEM_SIZE: 2048,
|
| 715 |
constants.ISPEC_CPU_COUNT: 2,
|
| 716 |
constants.ISPEC_DISK_COUNT: 1,
|
| 717 |
constants.ISPEC_DISK_SIZE: [512],
|
| 718 |
constants.ISPEC_NIC_COUNT: 0,
|
| 719 |
constants.ISPEC_SPINDLE_USE: 1,
|
| 720 |
} |
| 721 |
stub = _StubComputeIPolicySpecViolation(2048, 2, 1, 0, [512], 1) |
| 722 |
ret = cmdlib._ComputeIPolicyInstanceSpecViolation(NotImplemented, ispec,
|
| 723 |
_compute_fn=stub) |
| 724 |
self.assertEqual(ret, [])
|
| 725 |
|
| 726 |
|
| 727 |
class _CallRecorder: |
| 728 |
def __init__(self, return_value=None): |
| 729 |
self.called = False |
| 730 |
self.return_value = return_value
|
| 731 |
|
| 732 |
def __call__(self, *args): |
| 733 |
self.called = True |
| 734 |
return self.return_value |
| 735 |
|
| 736 |
|
| 737 |
class TestComputeIPolicyNodeViolation(unittest.TestCase): |
| 738 |
def setUp(self): |
| 739 |
self.recorder = _CallRecorder(return_value=[])
|
| 740 |
|
| 741 |
def testSameGroup(self): |
| 742 |
ret = cmdlib._ComputeIPolicyNodeViolation(NotImplemented, NotImplemented, |
| 743 |
"foo", "foo", |
| 744 |
_compute_fn=self.recorder)
|
| 745 |
self.assertFalse(self.recorder.called) |
| 746 |
self.assertEqual(ret, [])
|
| 747 |
|
| 748 |
def testDifferentGroup(self): |
| 749 |
ret = cmdlib._ComputeIPolicyNodeViolation(NotImplemented, NotImplemented, |
| 750 |
"foo", "bar", |
| 751 |
_compute_fn=self.recorder)
|
| 752 |
self.assertTrue(self.recorder.called) |
| 753 |
self.assertEqual(ret, [])
|
| 754 |
|
| 755 |
|
| 756 |
class _FakeConfigForTargetNodeIPolicy: |
| 757 |
def __init__(self, node_info=NotImplemented): |
| 758 |
self._node_info = node_info
|
| 759 |
|
| 760 |
def GetNodeInfo(self, _): |
| 761 |
return self._node_info |
| 762 |
|
| 763 |
|
| 764 |
class TestCheckTargetNodeIPolicy(unittest.TestCase): |
| 765 |
def setUp(self): |
| 766 |
self.instance = objects.Instance(primary_node="blubb") |
| 767 |
self.target_node = objects.Node(group="bar") |
| 768 |
node_info = objects.Node(group="foo")
|
| 769 |
fake_cfg = _FakeConfigForTargetNodeIPolicy(node_info=node_info) |
| 770 |
self.lu = _FakeLU(cfg=fake_cfg)
|
| 771 |
|
| 772 |
def testNoViolation(self): |
| 773 |
compute_recoder = _CallRecorder(return_value=[]) |
| 774 |
cmdlib._CheckTargetNodeIPolicy(self.lu, NotImplemented, self.instance, |
| 775 |
self.target_node,
|
| 776 |
_compute_fn=compute_recoder) |
| 777 |
self.assertTrue(compute_recoder.called)
|
| 778 |
self.assertEqual(self.lu.warning_log, []) |
| 779 |
|
| 780 |
def testNoIgnore(self): |
| 781 |
compute_recoder = _CallRecorder(return_value=["mem_size not in range"])
|
| 782 |
self.assertRaises(errors.OpPrereqError, cmdlib._CheckTargetNodeIPolicy,
|
| 783 |
self.lu, NotImplemented, self.instance, self.target_node, |
| 784 |
_compute_fn=compute_recoder) |
| 785 |
self.assertTrue(compute_recoder.called)
|
| 786 |
self.assertEqual(self.lu.warning_log, []) |
| 787 |
|
| 788 |
def testIgnoreViolation(self): |
| 789 |
compute_recoder = _CallRecorder(return_value=["mem_size not in range"])
|
| 790 |
cmdlib._CheckTargetNodeIPolicy(self.lu, NotImplemented, self.instance, |
| 791 |
self.target_node, ignore=True, |
| 792 |
_compute_fn=compute_recoder) |
| 793 |
self.assertTrue(compute_recoder.called)
|
| 794 |
msg = ("Instance does not meet target node group's (bar) instance policy:"
|
| 795 |
" mem_size not in range")
|
| 796 |
self.assertEqual(self.lu.warning_log, [(msg, ())]) |
| 797 |
|
| 798 |
|
| 799 |
class TestApplyContainerMods(unittest.TestCase): |
| 800 |
def testEmptyContainer(self): |
| 801 |
container = [] |
| 802 |
chgdesc = [] |
| 803 |
cmdlib.ApplyContainerMods("test", container, chgdesc, [], None, None, None) |
| 804 |
self.assertEqual(container, [])
|
| 805 |
self.assertEqual(chgdesc, [])
|
| 806 |
|
| 807 |
def testAdd(self): |
| 808 |
container = [] |
| 809 |
chgdesc = [] |
| 810 |
mods = cmdlib.PrepareContainerMods([ |
| 811 |
(constants.DDM_ADD, -1, "Hello"), |
| 812 |
(constants.DDM_ADD, -1, "World"), |
| 813 |
(constants.DDM_ADD, 0, "Start"), |
| 814 |
(constants.DDM_ADD, -1, "End"), |
| 815 |
], None)
|
| 816 |
cmdlib.ApplyContainerMods("test", container, chgdesc, mods,
|
| 817 |
None, None, None) |
| 818 |
self.assertEqual(container, ["Start", "Hello", "World", "End"]) |
| 819 |
self.assertEqual(chgdesc, [])
|
| 820 |
|
| 821 |
mods = cmdlib.PrepareContainerMods([ |
| 822 |
(constants.DDM_ADD, 0, "zero"), |
| 823 |
(constants.DDM_ADD, 3, "Added"), |
| 824 |
(constants.DDM_ADD, 5, "four"), |
| 825 |
(constants.DDM_ADD, 7, "xyz"), |
| 826 |
], None)
|
| 827 |
cmdlib.ApplyContainerMods("test", container, chgdesc, mods,
|
| 828 |
None, None, None) |
| 829 |
self.assertEqual(container,
|
| 830 |
["zero", "Start", "Hello", "Added", "World", "four", |
| 831 |
"End", "xyz"]) |
| 832 |
self.assertEqual(chgdesc, [])
|
| 833 |
|
| 834 |
for idx in [-2, len(container) + 1]: |
| 835 |
mods = cmdlib.PrepareContainerMods([ |
| 836 |
(constants.DDM_ADD, idx, "error"),
|
| 837 |
], None)
|
| 838 |
self.assertRaises(IndexError, cmdlib.ApplyContainerMods, |
| 839 |
"test", container, None, mods, None, None, None) |
| 840 |
|
| 841 |
def testRemoveError(self): |
| 842 |
for idx in [0, 1, 2, 100, -1, -4]: |
| 843 |
mods = cmdlib.PrepareContainerMods([ |
| 844 |
(constants.DDM_REMOVE, idx, None),
|
| 845 |
], None)
|
| 846 |
self.assertRaises(IndexError, cmdlib.ApplyContainerMods, |
| 847 |
"test", [], None, mods, None, None, None) |
| 848 |
|
| 849 |
mods = cmdlib.PrepareContainerMods([ |
| 850 |
(constants.DDM_REMOVE, 0, object()), |
| 851 |
], None)
|
| 852 |
self.assertRaises(AssertionError, cmdlib.ApplyContainerMods, |
| 853 |
"test", [""], None, mods, None, None, None) |
| 854 |
|
| 855 |
def testAddError(self): |
| 856 |
for idx in range(-100, -1) + [100]: |
| 857 |
mods = cmdlib.PrepareContainerMods([ |
| 858 |
(constants.DDM_ADD, idx, None),
|
| 859 |
], None)
|
| 860 |
self.assertRaises(IndexError, cmdlib.ApplyContainerMods, |
| 861 |
"test", [], None, mods, None, None, None) |
| 862 |
|
| 863 |
def testRemove(self): |
| 864 |
container = ["item 1", "item 2"] |
| 865 |
mods = cmdlib.PrepareContainerMods([ |
| 866 |
(constants.DDM_ADD, -1, "aaa"), |
| 867 |
(constants.DDM_REMOVE, -1, None), |
| 868 |
(constants.DDM_ADD, -1, "bbb"), |
| 869 |
], None)
|
| 870 |
chgdesc = [] |
| 871 |
cmdlib.ApplyContainerMods("test", container, chgdesc, mods,
|
| 872 |
None, None, None) |
| 873 |
self.assertEqual(container, ["item 1", "item 2", "bbb"]) |
| 874 |
self.assertEqual(chgdesc, [
|
| 875 |
("test/2", "remove"), |
| 876 |
]) |
| 877 |
|
| 878 |
def testModify(self): |
| 879 |
container = ["item 1", "item 2"] |
| 880 |
mods = cmdlib.PrepareContainerMods([ |
| 881 |
(constants.DDM_MODIFY, -1, "a"), |
| 882 |
(constants.DDM_MODIFY, 0, "b"), |
| 883 |
(constants.DDM_MODIFY, 1, "c"), |
| 884 |
], None)
|
| 885 |
chgdesc = [] |
| 886 |
cmdlib.ApplyContainerMods("test", container, chgdesc, mods,
|
| 887 |
None, None, None) |
| 888 |
self.assertEqual(container, ["item 1", "item 2"]) |
| 889 |
self.assertEqual(chgdesc, [])
|
| 890 |
|
| 891 |
for idx in [-2, len(container) + 1]: |
| 892 |
mods = cmdlib.PrepareContainerMods([ |
| 893 |
(constants.DDM_MODIFY, idx, "error"),
|
| 894 |
], None)
|
| 895 |
self.assertRaises(IndexError, cmdlib.ApplyContainerMods, |
| 896 |
"test", container, None, mods, None, None, None) |
| 897 |
|
| 898 |
class _PrivateData: |
| 899 |
def __init__(self): |
| 900 |
self.data = None |
| 901 |
|
| 902 |
@staticmethod
|
| 903 |
def _CreateTestFn(idx, params, private): |
| 904 |
private.data = ("add", idx, params)
|
| 905 |
return ((100 * idx, params), [ |
| 906 |
("test/%s" % idx, hex(idx)), |
| 907 |
]) |
| 908 |
|
| 909 |
@staticmethod
|
| 910 |
def _ModifyTestFn(idx, item, params, private): |
| 911 |
private.data = ("modify", idx, params)
|
| 912 |
return [
|
| 913 |
("test/%s" % idx, "modify %s" % params), |
| 914 |
] |
| 915 |
|
| 916 |
@staticmethod
|
| 917 |
def _RemoveTestFn(idx, item, private): |
| 918 |
private.data = ("remove", idx, item)
|
| 919 |
|
| 920 |
def testAddWithCreateFunction(self): |
| 921 |
container = [] |
| 922 |
chgdesc = [] |
| 923 |
mods = cmdlib.PrepareContainerMods([ |
| 924 |
(constants.DDM_ADD, -1, "Hello"), |
| 925 |
(constants.DDM_ADD, -1, "World"), |
| 926 |
(constants.DDM_ADD, 0, "Start"), |
| 927 |
(constants.DDM_ADD, -1, "End"), |
| 928 |
(constants.DDM_REMOVE, 2, None), |
| 929 |
(constants.DDM_MODIFY, -1, "foobar"), |
| 930 |
(constants.DDM_REMOVE, 2, None), |
| 931 |
(constants.DDM_ADD, 1, "More"), |
| 932 |
], self._PrivateData)
|
| 933 |
cmdlib.ApplyContainerMods("test", container, chgdesc, mods,
|
| 934 |
self._CreateTestFn, self._ModifyTestFn, self._RemoveTestFn) |
| 935 |
self.assertEqual(container, [
|
| 936 |
(000, "Start"), |
| 937 |
(100, "More"), |
| 938 |
(000, "Hello"), |
| 939 |
]) |
| 940 |
self.assertEqual(chgdesc, [
|
| 941 |
("test/0", "0x0"), |
| 942 |
("test/1", "0x1"), |
| 943 |
("test/0", "0x0"), |
| 944 |
("test/3", "0x3"), |
| 945 |
("test/2", "remove"), |
| 946 |
("test/2", "modify foobar"), |
| 947 |
("test/2", "remove"), |
| 948 |
("test/1", "0x1") |
| 949 |
]) |
| 950 |
self.assertTrue(compat.all(op == private.data[0] |
| 951 |
for (op, _, _, private) in mods)) |
| 952 |
self.assertEqual([private.data for (op, _, _, private) in mods], [ |
| 953 |
("add", 0, "Hello"), |
| 954 |
("add", 1, "World"), |
| 955 |
("add", 0, "Start"), |
| 956 |
("add", 3, "End"), |
| 957 |
("remove", 2, (100, "World")), |
| 958 |
("modify", 2, "foobar"), |
| 959 |
("remove", 2, (300, "End")), |
| 960 |
("add", 1, "More"), |
| 961 |
]) |
| 962 |
|
| 963 |
|
| 964 |
class _FakeConfigForGenDiskTemplate: |
| 965 |
def __init__(self): |
| 966 |
self._unique_id = itertools.count()
|
| 967 |
self._drbd_minor = itertools.count(20) |
| 968 |
self._port = itertools.count(constants.FIRST_DRBD_PORT)
|
| 969 |
self._secret = itertools.count()
|
| 970 |
|
| 971 |
def GetVGName(self): |
| 972 |
return "testvg" |
| 973 |
|
| 974 |
def GenerateUniqueID(self, ec_id): |
| 975 |
return "ec%s-uq%s" % (ec_id, self._unique_id.next()) |
| 976 |
|
| 977 |
def AllocateDRBDMinor(self, nodes, instance): |
| 978 |
return [self._drbd_minor.next() |
| 979 |
for _ in nodes] |
| 980 |
|
| 981 |
def AllocatePort(self): |
| 982 |
return self._port.next() |
| 983 |
|
| 984 |
def GenerateDRBDSecret(self, ec_id): |
| 985 |
return "ec%s-secret%s" % (ec_id, self._secret.next()) |
| 986 |
|
| 987 |
def GetInstanceInfo(self, _): |
| 988 |
return "foobar" |
| 989 |
|
| 990 |
|
| 991 |
class _FakeProcForGenDiskTemplate: |
| 992 |
def GetECId(self): |
| 993 |
return 0 |
| 994 |
|
| 995 |
|
| 996 |
class TestGenerateDiskTemplate(unittest.TestCase): |
| 997 |
def setUp(self): |
| 998 |
nodegroup = objects.NodeGroup(name="ng")
|
| 999 |
nodegroup.UpgradeConfig() |
| 1000 |
|
| 1001 |
cfg = _FakeConfigForGenDiskTemplate() |
| 1002 |
proc = _FakeProcForGenDiskTemplate() |
| 1003 |
|
| 1004 |
self.lu = _FakeLU(cfg=cfg, proc=proc)
|
| 1005 |
self.nodegroup = nodegroup
|
| 1006 |
|
| 1007 |
@staticmethod
|
| 1008 |
def GetDiskParams(): |
| 1009 |
return copy.deepcopy(constants.DISK_DT_DEFAULTS)
|
| 1010 |
|
| 1011 |
def testWrongDiskTemplate(self): |
| 1012 |
gdt = cmdlib._GenerateDiskTemplate |
| 1013 |
disk_template = "##unknown##"
|
| 1014 |
|
| 1015 |
assert disk_template not in constants.DISK_TEMPLATES |
| 1016 |
|
| 1017 |
self.assertRaises(errors.ProgrammerError, gdt, self.lu, disk_template, |
| 1018 |
"inst26831.example.com", "node30113.example.com", [], [], |
| 1019 |
NotImplemented, NotImplemented, 0, self.lu.LogInfo, |
| 1020 |
self.GetDiskParams())
|
| 1021 |
|
| 1022 |
def testDiskless(self): |
| 1023 |
gdt = cmdlib._GenerateDiskTemplate |
| 1024 |
|
| 1025 |
result = gdt(self.lu, constants.DT_DISKLESS, "inst27734.example.com", |
| 1026 |
"node30113.example.com", [], [],
|
| 1027 |
NotImplemented, NotImplemented, 0, self.lu.LogInfo, |
| 1028 |
self.GetDiskParams())
|
| 1029 |
self.assertEqual(result, [])
|
| 1030 |
|
| 1031 |
def _TestTrivialDisk(self, template, disk_info, base_index, exp_dev_type, |
| 1032 |
file_storage_dir=NotImplemented,
|
| 1033 |
file_driver=NotImplemented,
|
| 1034 |
req_file_storage=NotImplemented,
|
| 1035 |
req_shr_file_storage=NotImplemented):
|
| 1036 |
gdt = cmdlib._GenerateDiskTemplate |
| 1037 |
|
| 1038 |
map(lambda params: utils.ForceDictType(params, |
| 1039 |
constants.IDISK_PARAMS_TYPES), |
| 1040 |
disk_info) |
| 1041 |
|
| 1042 |
# Check if non-empty list of secondaries is rejected
|
| 1043 |
self.assertRaises(errors.ProgrammerError, gdt, self.lu, |
| 1044 |
template, "inst25088.example.com",
|
| 1045 |
"node185.example.com", ["node323.example.com"], [], |
| 1046 |
NotImplemented, NotImplemented, base_index, |
| 1047 |
self.lu.LogInfo, self.GetDiskParams(), |
| 1048 |
_req_file_storage=req_file_storage, |
| 1049 |
_req_shr_file_storage=req_shr_file_storage) |
| 1050 |
|
| 1051 |
result = gdt(self.lu, template, "inst21662.example.com", |
| 1052 |
"node21741.example.com", [],
|
| 1053 |
disk_info, file_storage_dir, file_driver, base_index, |
| 1054 |
self.lu.LogInfo, self.GetDiskParams(), |
| 1055 |
_req_file_storage=req_file_storage, |
| 1056 |
_req_shr_file_storage=req_shr_file_storage) |
| 1057 |
|
| 1058 |
for (idx, disk) in enumerate(result): |
| 1059 |
self.assertTrue(isinstance(disk, objects.Disk)) |
| 1060 |
self.assertEqual(disk.dev_type, exp_dev_type)
|
| 1061 |
self.assertEqual(disk.size, disk_info[idx][constants.IDISK_SIZE])
|
| 1062 |
self.assertEqual(disk.mode, disk_info[idx][constants.IDISK_MODE])
|
| 1063 |
self.assertTrue(disk.children is None) |
| 1064 |
|
| 1065 |
self._CheckIvNames(result, base_index, base_index + len(disk_info)) |
| 1066 |
cmdlib._UpdateIvNames(base_index, result) |
| 1067 |
self._CheckIvNames(result, base_index, base_index + len(disk_info)) |
| 1068 |
|
| 1069 |
return result
|
| 1070 |
|
| 1071 |
def _CheckIvNames(self, disks, base_index, end_index): |
| 1072 |
self.assertEqual(map(operator.attrgetter("iv_name"), disks), |
| 1073 |
["disk/%s" % i for i in range(base_index, end_index)]) |
| 1074 |
|
| 1075 |
def testPlain(self): |
| 1076 |
disk_info = [{
|
| 1077 |
constants.IDISK_SIZE: 1024,
|
| 1078 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1079 |
}, {
|
| 1080 |
constants.IDISK_SIZE: 4096,
|
| 1081 |
constants.IDISK_VG: "othervg",
|
| 1082 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1083 |
}] |
| 1084 |
|
| 1085 |
result = self._TestTrivialDisk(constants.DT_PLAIN, disk_info, 3, |
| 1086 |
constants.LD_LV) |
| 1087 |
|
| 1088 |
self.assertEqual(map(operator.attrgetter("logical_id"), result), [ |
| 1089 |
("testvg", "ec0-uq0.disk3"), |
| 1090 |
("othervg", "ec0-uq1.disk4"), |
| 1091 |
]) |
| 1092 |
|
| 1093 |
@staticmethod
|
| 1094 |
def _AllowFileStorage(): |
| 1095 |
pass
|
| 1096 |
|
| 1097 |
@staticmethod
|
| 1098 |
def _ForbidFileStorage(): |
| 1099 |
raise errors.OpPrereqError("Disallowed in test") |
| 1100 |
|
| 1101 |
def testFile(self): |
| 1102 |
self.assertRaises(errors.OpPrereqError, self._TestTrivialDisk, |
| 1103 |
constants.DT_FILE, [], 0, NotImplemented, |
| 1104 |
req_file_storage=self._ForbidFileStorage)
|
| 1105 |
self.assertRaises(errors.OpPrereqError, self._TestTrivialDisk, |
| 1106 |
constants.DT_SHARED_FILE, [], 0, NotImplemented, |
| 1107 |
req_shr_file_storage=self._ForbidFileStorage)
|
| 1108 |
|
| 1109 |
for disk_template in [constants.DT_FILE, constants.DT_SHARED_FILE]: |
| 1110 |
disk_info = [{
|
| 1111 |
constants.IDISK_SIZE: 80 * 1024, |
| 1112 |
constants.IDISK_MODE: constants.DISK_RDONLY, |
| 1113 |
}, {
|
| 1114 |
constants.IDISK_SIZE: 4096,
|
| 1115 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1116 |
}, {
|
| 1117 |
constants.IDISK_SIZE: 6 * 1024, |
| 1118 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1119 |
}] |
| 1120 |
|
| 1121 |
result = self._TestTrivialDisk(disk_template, disk_info, 2, |
| 1122 |
constants.LD_FILE, file_storage_dir="/tmp",
|
| 1123 |
file_driver=constants.FD_BLKTAP, |
| 1124 |
req_file_storage=self._AllowFileStorage,
|
| 1125 |
req_shr_file_storage=self._AllowFileStorage)
|
| 1126 |
|
| 1127 |
self.assertEqual(map(operator.attrgetter("logical_id"), result), [ |
| 1128 |
(constants.FD_BLKTAP, "/tmp/disk2"),
|
| 1129 |
(constants.FD_BLKTAP, "/tmp/disk3"),
|
| 1130 |
(constants.FD_BLKTAP, "/tmp/disk4"),
|
| 1131 |
]) |
| 1132 |
|
| 1133 |
def testBlock(self): |
| 1134 |
disk_info = [{
|
| 1135 |
constants.IDISK_SIZE: 8 * 1024, |
| 1136 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1137 |
constants.IDISK_ADOPT: "/tmp/some/block/dev",
|
| 1138 |
}] |
| 1139 |
|
| 1140 |
result = self._TestTrivialDisk(constants.DT_BLOCK, disk_info, 10, |
| 1141 |
constants.LD_BLOCKDEV) |
| 1142 |
|
| 1143 |
self.assertEqual(map(operator.attrgetter("logical_id"), result), [ |
| 1144 |
(constants.BLOCKDEV_DRIVER_MANUAL, "/tmp/some/block/dev"),
|
| 1145 |
]) |
| 1146 |
|
| 1147 |
def testRbd(self): |
| 1148 |
disk_info = [{
|
| 1149 |
constants.IDISK_SIZE: 8 * 1024, |
| 1150 |
constants.IDISK_MODE: constants.DISK_RDONLY, |
| 1151 |
}, {
|
| 1152 |
constants.IDISK_SIZE: 100 * 1024, |
| 1153 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1154 |
}] |
| 1155 |
|
| 1156 |
result = self._TestTrivialDisk(constants.DT_RBD, disk_info, 0, |
| 1157 |
constants.LD_RBD) |
| 1158 |
|
| 1159 |
self.assertEqual(map(operator.attrgetter("logical_id"), result), [ |
| 1160 |
("rbd", "ec0-uq0.rbd.disk0"), |
| 1161 |
("rbd", "ec0-uq1.rbd.disk1"), |
| 1162 |
]) |
| 1163 |
|
| 1164 |
def testDrbd8(self): |
| 1165 |
gdt = cmdlib._GenerateDiskTemplate |
| 1166 |
drbd8_defaults = constants.DISK_LD_DEFAULTS[constants.LD_DRBD8] |
| 1167 |
drbd8_default_metavg = drbd8_defaults[constants.LDP_DEFAULT_METAVG] |
| 1168 |
|
| 1169 |
disk_info = [{
|
| 1170 |
constants.IDISK_SIZE: 1024,
|
| 1171 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1172 |
}, {
|
| 1173 |
constants.IDISK_SIZE: 100 * 1024, |
| 1174 |
constants.IDISK_MODE: constants.DISK_RDONLY, |
| 1175 |
constants.IDISK_METAVG: "metavg",
|
| 1176 |
}, {
|
| 1177 |
constants.IDISK_SIZE: 4096,
|
| 1178 |
constants.IDISK_MODE: constants.DISK_RDWR, |
| 1179 |
constants.IDISK_VG: "vgxyz",
|
| 1180 |
}, |
| 1181 |
] |
| 1182 |
|
| 1183 |
exp_logical_ids = [[ |
| 1184 |
(self.lu.cfg.GetVGName(), "ec0-uq0.disk0_data"), |
| 1185 |
(drbd8_default_metavg, "ec0-uq0.disk0_meta"),
|
| 1186 |
], [ |
| 1187 |
(self.lu.cfg.GetVGName(), "ec0-uq1.disk1_data"), |
| 1188 |
("metavg", "ec0-uq1.disk1_meta"), |
| 1189 |
], [ |
| 1190 |
("vgxyz", "ec0-uq2.disk2_data"), |
| 1191 |
(drbd8_default_metavg, "ec0-uq2.disk2_meta"),
|
| 1192 |
]] |
| 1193 |
|
| 1194 |
assert len(exp_logical_ids) == len(disk_info) |
| 1195 |
|
| 1196 |
map(lambda params: utils.ForceDictType(params, |
| 1197 |
constants.IDISK_PARAMS_TYPES), |
| 1198 |
disk_info) |
| 1199 |
|
| 1200 |
# Check if empty list of secondaries is rejected
|
| 1201 |
self.assertRaises(errors.ProgrammerError, gdt, self.lu, constants.DT_DRBD8, |
| 1202 |
"inst827.example.com", "node1334.example.com", [], |
| 1203 |
disk_info, NotImplemented, NotImplemented, 0, |
| 1204 |
self.lu.LogInfo, self.GetDiskParams()) |
| 1205 |
|
| 1206 |
result = gdt(self.lu, constants.DT_DRBD8, "inst827.example.com", |
| 1207 |
"node1334.example.com", ["node12272.example.com"], |
| 1208 |
disk_info, NotImplemented, NotImplemented, 0, self.lu.LogInfo, |
| 1209 |
self.GetDiskParams())
|
| 1210 |
|
| 1211 |
for (idx, disk) in enumerate(result): |
| 1212 |
self.assertTrue(isinstance(disk, objects.Disk)) |
| 1213 |
self.assertEqual(disk.dev_type, constants.LD_DRBD8)
|
| 1214 |
self.assertEqual(disk.size, disk_info[idx][constants.IDISK_SIZE])
|
| 1215 |
self.assertEqual(disk.mode, disk_info[idx][constants.IDISK_MODE])
|
| 1216 |
|
| 1217 |
for child in disk.children: |
| 1218 |
self.assertTrue(isinstance(disk, objects.Disk)) |
| 1219 |
self.assertEqual(child.dev_type, constants.LD_LV)
|
| 1220 |
self.assertTrue(child.children is None) |
| 1221 |
|
| 1222 |
self.assertEqual(map(operator.attrgetter("logical_id"), disk.children), |
| 1223 |
exp_logical_ids[idx]) |
| 1224 |
|
| 1225 |
self.assertEqual(len(disk.children), 2) |
| 1226 |
self.assertEqual(disk.children[0].size, disk.size) |
| 1227 |
self.assertEqual(disk.children[1].size, constants.DRBD_META_SIZE) |
| 1228 |
|
| 1229 |
self._CheckIvNames(result, 0, len(disk_info)) |
| 1230 |
cmdlib._UpdateIvNames(0, result)
|
| 1231 |
self._CheckIvNames(result, 0, len(disk_info)) |
| 1232 |
|
| 1233 |
self.assertEqual(map(operator.attrgetter("logical_id"), result), [ |
| 1234 |
("node1334.example.com", "node12272.example.com", |
| 1235 |
constants.FIRST_DRBD_PORT, 20, 21, "ec0-secret0"), |
| 1236 |
("node1334.example.com", "node12272.example.com", |
| 1237 |
constants.FIRST_DRBD_PORT + 1, 22, 23, "ec0-secret1"), |
| 1238 |
("node1334.example.com", "node12272.example.com", |
| 1239 |
constants.FIRST_DRBD_PORT + 2, 24, 25, "ec0-secret2"), |
| 1240 |
]) |
| 1241 |
|
| 1242 |
|
| 1243 |
class _ConfigForDiskWipe: |
| 1244 |
def __init__(self, exp_node): |
| 1245 |
self._exp_node = exp_node
|
| 1246 |
|
| 1247 |
def SetDiskID(self, device, node): |
| 1248 |
assert isinstance(device, objects.Disk) |
| 1249 |
assert node == self._exp_node |
| 1250 |
|
| 1251 |
|
| 1252 |
class _RpcForDiskWipe: |
| 1253 |
def __init__(self, exp_node, pause_cb, wipe_cb): |
| 1254 |
self._exp_node = exp_node
|
| 1255 |
self._pause_cb = pause_cb
|
| 1256 |
self._wipe_cb = wipe_cb
|
| 1257 |
|
| 1258 |
def call_blockdev_pause_resume_sync(self, node, disks, pause): |
| 1259 |
assert node == self._exp_node |
| 1260 |
return rpc.RpcResult(data=self._pause_cb(disks, pause)) |
| 1261 |
|
| 1262 |
def call_blockdev_wipe(self, node, bdev, offset, size): |
| 1263 |
assert node == self._exp_node |
| 1264 |
return rpc.RpcResult(data=self._wipe_cb(bdev, offset, size)) |
| 1265 |
|
| 1266 |
|
| 1267 |
class _DiskPauseTracker: |
| 1268 |
def __init__(self): |
| 1269 |
self.history = []
|
| 1270 |
|
| 1271 |
def __call__(self, (disks, instance), pause): |
| 1272 |
assert not (set(disks) - set(instance.disks)) |
| 1273 |
|
| 1274 |
self.history.extend((i.logical_id, i.size, pause)
|
| 1275 |
for i in disks) |
| 1276 |
|
| 1277 |
return (True, [True] * len(disks)) |
| 1278 |
|
| 1279 |
|
| 1280 |
class _DiskWipeProgressTracker: |
| 1281 |
def __init__(self, start_offset): |
| 1282 |
self._start_offset = start_offset
|
| 1283 |
self.progress = {}
|
| 1284 |
|
| 1285 |
def __call__(self, (disk, _), offset, size): |
| 1286 |
assert isinstance(offset, (long, int)) |
| 1287 |
assert isinstance(size, (long, int)) |
| 1288 |
|
| 1289 |
max_chunk_size = (disk.size / 100.0 * constants.MIN_WIPE_CHUNK_PERCENT)
|
| 1290 |
|
| 1291 |
assert offset >= self._start_offset |
| 1292 |
assert (offset + size) <= disk.size
|
| 1293 |
|
| 1294 |
assert size > 0 |
| 1295 |
assert size <= constants.MAX_WIPE_CHUNK
|
| 1296 |
assert size <= max_chunk_size
|
| 1297 |
|
| 1298 |
assert offset == self._start_offset or disk.logical_id in self.progress |
| 1299 |
|
| 1300 |
# Keep track of progress
|
| 1301 |
cur_progress = self.progress.setdefault(disk.logical_id, self._start_offset) |
| 1302 |
|
| 1303 |
assert cur_progress == offset
|
| 1304 |
|
| 1305 |
# Record progress
|
| 1306 |
self.progress[disk.logical_id] += size
|
| 1307 |
|
| 1308 |
return (True, None) |
| 1309 |
|
| 1310 |
|
| 1311 |
class TestWipeDisks(unittest.TestCase): |
| 1312 |
def _FailingPauseCb(self, (disks, _), pause): |
| 1313 |
self.assertEqual(len(disks), 3) |
| 1314 |
self.assertTrue(pause)
|
| 1315 |
# Simulate an RPC error
|
| 1316 |
return (False, "error") |
| 1317 |
|
| 1318 |
def testPauseFailure(self): |
| 1319 |
node_name = "node1372.example.com"
|
| 1320 |
|
| 1321 |
lu = _FakeLU(rpc=_RpcForDiskWipe(node_name, self._FailingPauseCb,
|
| 1322 |
NotImplemented),
|
| 1323 |
cfg=_ConfigForDiskWipe(node_name)) |
| 1324 |
|
| 1325 |
disks = [ |
| 1326 |
objects.Disk(dev_type=constants.LD_LV), |
| 1327 |
objects.Disk(dev_type=constants.LD_LV), |
| 1328 |
objects.Disk(dev_type=constants.LD_LV), |
| 1329 |
] |
| 1330 |
|
| 1331 |
instance = objects.Instance(name="inst21201",
|
| 1332 |
primary_node=node_name, |
| 1333 |
disk_template=constants.DT_PLAIN, |
| 1334 |
disks=disks) |
| 1335 |
|
| 1336 |
self.assertRaises(errors.OpExecError, cmdlib._WipeDisks, lu, instance)
|
| 1337 |
|
| 1338 |
def _FailingWipeCb(self, (disk, _), offset, size): |
| 1339 |
# This should only ever be called for the first disk
|
| 1340 |
self.assertEqual(disk.logical_id, "disk0") |
| 1341 |
return (False, None) |
| 1342 |
|
| 1343 |
def testFailingWipe(self): |
| 1344 |
node_name = "node13445.example.com"
|
| 1345 |
pt = _DiskPauseTracker() |
| 1346 |
|
| 1347 |
lu = _FakeLU(rpc=_RpcForDiskWipe(node_name, pt, self._FailingWipeCb),
|
| 1348 |
cfg=_ConfigForDiskWipe(node_name)) |
| 1349 |
|
| 1350 |
disks = [ |
| 1351 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk0",
|
| 1352 |
size=100 * 1024), |
| 1353 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk1",
|
| 1354 |
size=500 * 1024), |
| 1355 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk2", size=256), |
| 1356 |
] |
| 1357 |
|
| 1358 |
instance = objects.Instance(name="inst562",
|
| 1359 |
primary_node=node_name, |
| 1360 |
disk_template=constants.DT_PLAIN, |
| 1361 |
disks=disks) |
| 1362 |
|
| 1363 |
try:
|
| 1364 |
cmdlib._WipeDisks(lu, instance) |
| 1365 |
except errors.OpExecError, err:
|
| 1366 |
self.assertTrue(str(err), "Could not wipe disk 0 at offset 0 ") |
| 1367 |
else:
|
| 1368 |
self.fail("Did not raise exception") |
| 1369 |
|
| 1370 |
# Check if all disks were paused and resumed
|
| 1371 |
self.assertEqual(pt.history, [
|
| 1372 |
("disk0", 100 * 1024, True), |
| 1373 |
("disk1", 500 * 1024, True), |
| 1374 |
("disk2", 256, True), |
| 1375 |
("disk0", 100 * 1024, False), |
| 1376 |
("disk1", 500 * 1024, False), |
| 1377 |
("disk2", 256, False), |
| 1378 |
]) |
| 1379 |
|
| 1380 |
def _PrepareWipeTest(self, start_offset, disks): |
| 1381 |
node_name = "node-with-offset%s.example.com" % start_offset
|
| 1382 |
pauset = _DiskPauseTracker() |
| 1383 |
progresst = _DiskWipeProgressTracker(start_offset) |
| 1384 |
|
| 1385 |
lu = _FakeLU(rpc=_RpcForDiskWipe(node_name, pauset, progresst), |
| 1386 |
cfg=_ConfigForDiskWipe(node_name)) |
| 1387 |
|
| 1388 |
instance = objects.Instance(name="inst3560",
|
| 1389 |
primary_node=node_name, |
| 1390 |
disk_template=constants.DT_PLAIN, |
| 1391 |
disks=disks) |
| 1392 |
|
| 1393 |
return (lu, instance, pauset, progresst)
|
| 1394 |
|
| 1395 |
def testNormalWipe(self): |
| 1396 |
disks = [ |
| 1397 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk0", size=1024), |
| 1398 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk1",
|
| 1399 |
size=500 * 1024), |
| 1400 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk2", size=128), |
| 1401 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk3",
|
| 1402 |
size=constants.MAX_WIPE_CHUNK), |
| 1403 |
] |
| 1404 |
|
| 1405 |
(lu, instance, pauset, progresst) = self._PrepareWipeTest(0, disks) |
| 1406 |
|
| 1407 |
cmdlib._WipeDisks(lu, instance) |
| 1408 |
|
| 1409 |
self.assertEqual(pauset.history, [
|
| 1410 |
("disk0", 1024, True), |
| 1411 |
("disk1", 500 * 1024, True), |
| 1412 |
("disk2", 128, True), |
| 1413 |
("disk3", constants.MAX_WIPE_CHUNK, True), |
| 1414 |
("disk0", 1024, False), |
| 1415 |
("disk1", 500 * 1024, False), |
| 1416 |
("disk2", 128, False), |
| 1417 |
("disk3", constants.MAX_WIPE_CHUNK, False), |
| 1418 |
]) |
| 1419 |
|
| 1420 |
# Ensure the complete disk has been wiped
|
| 1421 |
self.assertEqual(progresst.progress,
|
| 1422 |
dict((i.logical_id, i.size) for i in disks)) |
| 1423 |
|
| 1424 |
def testWipeWithStartOffset(self): |
| 1425 |
for start_offset in [0, 280, 8895, 1563204]: |
| 1426 |
disks = [ |
| 1427 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk0",
|
| 1428 |
size=128),
|
| 1429 |
objects.Disk(dev_type=constants.LD_LV, logical_id="disk1",
|
| 1430 |
size=start_offset + (100 * 1024)), |
| 1431 |
] |
| 1432 |
|
| 1433 |
(lu, instance, pauset, progresst) = \ |
| 1434 |
self._PrepareWipeTest(start_offset, disks)
|
| 1435 |
|
| 1436 |
# Test start offset with only one disk
|
| 1437 |
cmdlib._WipeDisks(lu, instance, |
| 1438 |
disks=[(1, disks[1], start_offset)]) |
| 1439 |
|
| 1440 |
# Only the second disk may have been paused and wiped
|
| 1441 |
self.assertEqual(pauset.history, [
|
| 1442 |
("disk1", start_offset + (100 * 1024), True), |
| 1443 |
("disk1", start_offset + (100 * 1024), False), |
| 1444 |
]) |
| 1445 |
self.assertEqual(progresst.progress, {
|
| 1446 |
"disk1": disks[1].size, |
| 1447 |
}) |
| 1448 |
|
| 1449 |
|
| 1450 |
class TestDiskSizeInBytesToMebibytes(unittest.TestCase): |
| 1451 |
def testLessThanOneMebibyte(self): |
| 1452 |
for i in [1, 2, 7, 512, 1000, 1023]: |
| 1453 |
lu = _FakeLU() |
| 1454 |
result = cmdlib._DiskSizeInBytesToMebibytes(lu, i) |
| 1455 |
self.assertEqual(result, 1) |
| 1456 |
self.assertEqual(len(lu.warning_log), 1) |
| 1457 |
self.assertEqual(len(lu.warning_log[0]), 2) |
| 1458 |
(_, (warnsize, )) = lu.warning_log[0]
|
| 1459 |
self.assertEqual(warnsize, (1024 * 1024) - i) |
| 1460 |
|
| 1461 |
def testEven(self): |
| 1462 |
for i in [1, 2, 7, 512, 1000, 1023]: |
| 1463 |
lu = _FakeLU() |
| 1464 |
result = cmdlib._DiskSizeInBytesToMebibytes(lu, i * 1024 * 1024) |
| 1465 |
self.assertEqual(result, i)
|
| 1466 |
self.assertFalse(lu.warning_log)
|
| 1467 |
|
| 1468 |
def testLargeNumber(self): |
| 1469 |
for i in [1, 2, 7, 512, 1000, 1023, 2724, 12420]: |
| 1470 |
for j in [1, 2, 486, 326, 986, 1023]: |
| 1471 |
lu = _FakeLU() |
| 1472 |
size = (1024 * 1024 * i) + j |
| 1473 |
result = cmdlib._DiskSizeInBytesToMebibytes(lu, size) |
| 1474 |
self.assertEqual(result, i + 1, msg="Amount was not rounded up") |
| 1475 |
self.assertEqual(len(lu.warning_log), 1) |
| 1476 |
self.assertEqual(len(lu.warning_log[0]), 2) |
| 1477 |
(_, (warnsize, )) = lu.warning_log[0]
|
| 1478 |
self.assertEqual(warnsize, (1024 * 1024) - j) |
| 1479 |
|
| 1480 |
|
| 1481 |
if __name__ == "__main__": |
| 1482 |
testutils.GanetiTestProgram() |