root / test / ganeti.query_unittest.py @ 8235fe04
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#!/usr/bin/python
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#
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# Copyright (C) 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 testing ganeti.query"""
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import re |
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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 compat |
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from ganeti import errors |
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from ganeti import query |
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from ganeti import objects |
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import testutils |
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class TestConstants(unittest.TestCase): |
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def test(self): |
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self.assertEqual(set(query._VERIFY_FN.keys()), |
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constants.QFT_ALL) |
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class _QueryData: |
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def __init__(self, data, **kwargs): |
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self.data = data
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for name, value in kwargs.items(): |
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setattr(self, name, value) |
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def __iter__(self): |
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return iter(self.data) |
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def _GetDiskSize(nr, ctx, item): |
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disks = item["disks"]
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try:
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return (constants.QRFS_NORMAL, disks[nr])
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except IndexError: |
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return (constants.QRFS_UNAVAIL, None) |
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class TestQuery(unittest.TestCase): |
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def test(self): |
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(STATIC, DISK) = range(10, 12) |
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fielddef = query._PrepareFieldList([ |
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(query._MakeField("name", "Name", constants.QFT_TEXT), |
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STATIC, lambda ctx, item: (constants.QRFS_NORMAL, item["name"])), |
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(query._MakeField("master", "Master", constants.QFT_BOOL), |
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STATIC, lambda ctx, item: (constants.QRFS_NORMAL,
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ctx.mastername == item["name"])),
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] + |
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[(query._MakeField("disk%s.size" % i, "DiskSize%s" % i, |
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constants.QFT_UNIT), |
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DISK, compat.partial(_GetDiskSize, i)) |
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for i in range(4)]) |
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q = query.Query(fielddef, ["name"])
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self.assertEqual(q.RequestedData(), set([STATIC])) |
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self.assertEqual(len(q._fields), 1) |
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self.assertEqual(len(q.GetFields()), 1) |
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self.assertEqual(q.GetFields()[0].ToDict(), |
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objects.QueryFieldDefinition(name="name",
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title="Name",
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kind=constants.QFT_TEXT).ToDict()) |
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# Create data only once query has been prepared
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data = [ |
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{ "name": "node1", "disks": [0, 1, 2], },
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{ "name": "node2", "disks": [3, 4], },
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{ "name": "node3", "disks": [5, 6, 7], },
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] |
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self.assertEqual(q.Query(_QueryData(data, mastername="node3")), |
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[[(constants.QRFS_NORMAL, "node1")],
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[(constants.QRFS_NORMAL, "node2")],
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[(constants.QRFS_NORMAL, "node3")]])
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self.assertEqual(q.OldStyleQuery(_QueryData(data, mastername="node3")), |
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[["node1"], ["node2"], ["node3"]]) |
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q = query.Query(fielddef, ["name", "master"]) |
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self.assertEqual(q.RequestedData(), set([STATIC])) |
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self.assertEqual(len(q._fields), 2) |
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self.assertEqual(q.Query(_QueryData(data, mastername="node3")), |
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[[(constants.QRFS_NORMAL, "node1"),
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(constants.QRFS_NORMAL, False)],
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[(constants.QRFS_NORMAL, "node2"),
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(constants.QRFS_NORMAL, False)],
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[(constants.QRFS_NORMAL, "node3"),
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(constants.QRFS_NORMAL, True)],
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]) |
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q = query.Query(fielddef, ["name", "master", "disk0.size"]) |
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self.assertEqual(q.RequestedData(), set([STATIC, DISK])) |
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self.assertEqual(len(q._fields), 3) |
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self.assertEqual(q.Query(_QueryData(data, mastername="node2")), |
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[[(constants.QRFS_NORMAL, "node1"),
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(constants.QRFS_NORMAL, False),
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(constants.QRFS_NORMAL, 0)],
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[(constants.QRFS_NORMAL, "node2"),
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(constants.QRFS_NORMAL, True),
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(constants.QRFS_NORMAL, 3)],
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[(constants.QRFS_NORMAL, "node3"),
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(constants.QRFS_NORMAL, False),
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(constants.QRFS_NORMAL, 5)],
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]) |
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# With unknown column
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q = query.Query(fielddef, ["disk2.size", "disk1.size", "disk99.size", |
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"disk0.size"])
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self.assertEqual(q.RequestedData(), set([DISK])) |
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self.assertEqual(len(q._fields), 4) |
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self.assertEqual(q.Query(_QueryData(data, mastername="node2")), |
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[[(constants.QRFS_NORMAL, 2),
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(constants.QRFS_NORMAL, 1),
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(constants.QRFS_UNKNOWN, None),
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(constants.QRFS_NORMAL, 0)],
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[(constants.QRFS_UNAVAIL, None),
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(constants.QRFS_NORMAL, 4),
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(constants.QRFS_UNKNOWN, None),
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(constants.QRFS_NORMAL, 3)],
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[(constants.QRFS_NORMAL, 7),
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(constants.QRFS_NORMAL, 6),
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(constants.QRFS_UNKNOWN, None),
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(constants.QRFS_NORMAL, 5)],
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]) |
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self.assertRaises(errors.OpPrereqError, q.OldStyleQuery,
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_QueryData(data, mastername="node2"))
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self.assertEqual([fdef.ToDict() for fdef in q.GetFields()], [ |
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{ "name": "disk2.size", "title": "DiskSize2",
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"kind": constants.QFT_UNIT, },
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{ "name": "disk1.size", "title": "DiskSize1",
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"kind": constants.QFT_UNIT, },
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{ "name": "disk99.size", "title": "disk99.size",
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"kind": constants.QFT_UNKNOWN, },
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{ "name": "disk0.size", "title": "DiskSize0",
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"kind": constants.QFT_UNIT, },
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]) |
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# Empty query
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q = query.Query(fielddef, []) |
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self.assertEqual(q.RequestedData(), set([])) |
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self.assertEqual(len(q._fields), 0) |
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self.assertEqual(q.Query(_QueryData(data, mastername="node2")), |
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[[], [], []]) |
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self.assertEqual(q.OldStyleQuery(_QueryData(data, mastername="node2")), |
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[[], [], []]) |
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self.assertEqual(q.GetFields(), [])
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def testPrepareFieldList(self): |
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# Duplicate titles
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for (a, b) in [("name", "name"), ("NAME", "name")]: |
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("name", b, constants.QFT_TEXT), None, |
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lambda *args: None), |
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(query._MakeField("other", a, constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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# Non-lowercase names
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("NAME", "Name", constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("Name", "Name", constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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# Empty name
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("", "Name", constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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# Empty title
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("name", "", constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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# Whitespace in title
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("name", "Co lu mn", constants.QFT_TEXT), None, |
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lambda *args: None), |
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]) |
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# No callable function
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self.assertRaises(AssertionError, query._PrepareFieldList, [ |
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(query._MakeField("name", "Name", constants.QFT_TEXT), None, None), |
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]) |
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def testUnknown(self): |
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fielddef = query._PrepareFieldList([ |
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(query._MakeField("name", "Name", constants.QFT_TEXT), |
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None, lambda _, item: (constants.QRFS_NORMAL, "name%s" % item)), |
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(query._MakeField("other0", "Other0", constants.QFT_TIMESTAMP), |
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None, lambda *args: (constants.QRFS_NORMAL, 1234)), |
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(query._MakeField("nodata", "NoData", constants.QFT_NUMBER), |
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None, lambda *args: (constants.QRFS_NODATA, None)), |
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(query._MakeField("unavail", "Unavail", constants.QFT_BOOL), |
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None, lambda *args: (constants.QRFS_UNAVAIL, None)), |
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]) |
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for selected in [["foo"], ["Hello", "World"], |
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["name1", "other", "foo"]]: |
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q = query.Query(fielddef, selected) |
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self.assertEqual(len(q._fields), len(selected)) |
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self.assert_(compat.all(len(row) == len(selected) |
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for row in q.Query(_QueryData(range(1, 10))))) |
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self.assertEqual(q.Query(_QueryData(range(1, 10))), |
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[[(constants.QRFS_UNKNOWN, None)] * len(selected) |
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for i in range(1, 10)]) |
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self.assertEqual([fdef.ToDict() for fdef in q.GetFields()], |
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[{ "name": name, "title": name,
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"kind": constants.QFT_UNKNOWN, }
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for name in selected]) |
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q = query.Query(fielddef, ["name", "other0", "nodata", "unavail"]) |
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self.assertEqual(len(q._fields), 4) |
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self.assertEqual(q.OldStyleQuery(_QueryData(range(1, 10))), [ |
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["name%s" % i, 1234, None, None] |
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for i in range(1, 10) |
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]) |
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q = query.Query(fielddef, ["name", "other0", "nodata", "unavail", "unk"]) |
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self.assertEqual(len(q._fields), 5) |
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self.assertEqual(q.Query(_QueryData(range(1, 10))), |
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[[(constants.QRFS_NORMAL, "name%s" % i),
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(constants.QRFS_NORMAL, 1234),
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(constants.QRFS_NODATA, None),
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(constants.QRFS_UNAVAIL, None),
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(constants.QRFS_UNKNOWN, None)]
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for i in range(1, 10)]) |
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class TestGetNodeRole(unittest.TestCase): |
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def testMaster(self): |
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node = objects.Node(name="node1")
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self.assertEqual(query._GetNodeRole(node, "node1"), "M") |
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def testMasterCandidate(self): |
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node = objects.Node(name="node1", master_candidate=True) |
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self.assertEqual(query._GetNodeRole(node, "master"), "C") |
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def testRegular(self): |
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node = objects.Node(name="node1")
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self.assertEqual(query._GetNodeRole(node, "master"), "R") |
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def testDrained(self): |
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node = objects.Node(name="node1", drained=True) |
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self.assertEqual(query._GetNodeRole(node, "master"), "D") |
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def testOffline(self): |
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node = objects.Node(name="node1", offline=True) |
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self.assertEqual(query._GetNodeRole(node, "master"), "O") |
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class TestNodeQuery(unittest.TestCase): |
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def _Create(self, selected): |
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return query.Query(query.NODE_FIELDS, selected)
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def testSimple(self): |
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nodes = [ |
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objects.Node(name="node1", drained=False), |
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objects.Node(name="node2", drained=True), |
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objects.Node(name="node3", drained=False), |
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] |
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for live_data in [None, dict.fromkeys([node.name for node in nodes], {})]: |
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nqd = query.NodeQueryData(nodes, live_data, None, None, None, None) |
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q = self._Create(["name", "drained"]) |
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self.assertEqual(q.RequestedData(), set([query.NQ_CONFIG])) |
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self.assertEqual(q.Query(nqd),
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[[(constants.QRFS_NORMAL, "node1"),
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(constants.QRFS_NORMAL, False)],
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[(constants.QRFS_NORMAL, "node2"),
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(constants.QRFS_NORMAL, True)],
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[(constants.QRFS_NORMAL, "node3"),
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(constants.QRFS_NORMAL, False)],
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]) |
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self.assertEqual(q.OldStyleQuery(nqd),
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[["node1", False], |
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["node2", True], |
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["node3", False]]) |
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def test(self): |
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selected = query.NODE_FIELDS.keys() |
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field_index = dict((field, idx) for idx, field in enumerate(selected)) |
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q = self._Create(selected)
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self.assertEqual(q.RequestedData(),
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set([query.NQ_CONFIG, query.NQ_LIVE, query.NQ_INST,
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query.NQ_GROUP])) |
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node_names = ["node%s" % i for i in range(20)] |
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master_name = node_names[3]
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nodes = [ |
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objects.Node(name=name, |
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primary_ip="192.0.2.%s" % idx,
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secondary_ip="192.0.100.%s" % idx,
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serial_no=7789 * idx,
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master_candidate=(name != master_name and idx % 3 == 0), |
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offline=False,
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drained=False,
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vm_capable=False,
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master_capable=False,
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group="default",
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ctime=1290006900,
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mtime=1290006913,
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uuid="fd9ccebe-6339-43c9-a82e-94bbe575%04d" % idx)
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for idx, name in enumerate(node_names) |
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] |
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master_node = nodes[3]
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master_node.AddTag("masternode")
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master_node.AddTag("another")
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master_node.AddTag("tag")
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assert master_node.name == master_name
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live_data_name = node_names[4]
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assert live_data_name != master_name
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fake_live_data = {
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"bootid": "a2504766-498e-4b25-b21e-d23098dc3af4", |
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"cnodes": 4, |
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"csockets": 4, |
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"ctotal": 8, |
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"mnode": 128, |
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"mfree": 100, |
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"mtotal": 4096, |
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"dfree": 5 * 1024 * 1024, |
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"dtotal": 100 * 1024 * 1024, |
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} |
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assert (sorted(query._NODE_LIVE_FIELDS.keys()) == |
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sorted(fake_live_data.keys()))
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live_data = dict.fromkeys(node_names, {})
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live_data[live_data_name] = \ |
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dict((query._NODE_LIVE_FIELDS[name][2], value) |
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for name, value in fake_live_data.items()) |
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node_to_primary = dict((name, set()) for name in node_names) |
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node_to_primary[master_name].update(["inst1", "inst2"]) |
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node_to_secondary = dict((name, set()) for name in node_names) |
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node_to_secondary[live_data_name].update(["instX", "instY", "instZ"]) |
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ng_uuid = "492b4b74-8670-478a-b98d-4c53a76238e6"
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groups = {
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ng_uuid: objects.NodeGroup(name="ng1", uuid=ng_uuid),
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} |
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master_node.group = ng_uuid |
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nqd = query.NodeQueryData(nodes, live_data, master_name, |
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node_to_primary, node_to_secondary, groups) |
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result = q.Query(nqd) |
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self.assert_(compat.all(len(row) == len(selected) for row in result)) |
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self.assertEqual([row[field_index["name"]] for row in result], |
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[(constants.QRFS_NORMAL, name) for name in node_names]) |
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node_to_row = dict((row[field_index["name"]][1], idx) |
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for idx, row in enumerate(result)) |
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master_row = result[node_to_row[master_name]] |
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self.assert_(master_row[field_index["master"]]) |
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self.assert_(master_row[field_index["role"]], "M") |
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self.assertEqual(master_row[field_index["group"]], |
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(constants.QRFS_NORMAL, "ng1"))
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self.assertEqual(master_row[field_index["group.uuid"]], |
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(constants.QRFS_NORMAL, ng_uuid)) |
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self.assert_(row[field_index["pip"]] == node.primary_ip and |
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row[field_index["sip"]] == node.secondary_ip and |
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set(row[field_index["tags"]]) == node.GetTags() and |
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row[field_index["serial_no"]] == node.serial_no and |
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row[field_index["role"]] == query._GetNodeRole(node,
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master_name) and
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(node.name == master_name or
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(row[field_index["group"]] == "<unknown>" and |
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row[field_index["group.uuid"]] is None)) |
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for row, node in zip(result, nodes)) |
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live_data_row = result[node_to_row[live_data_name]] |
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for (field, value) in fake_live_data.items(): |
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self.assertEqual(live_data_row[field_index[field]],
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(constants.QRFS_NORMAL, value)) |
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self.assertEqual(master_row[field_index["pinst_cnt"]], |
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(constants.QRFS_NORMAL, 2))
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self.assertEqual(live_data_row[field_index["sinst_cnt"]], |
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(constants.QRFS_NORMAL, 3))
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self.assertEqual(master_row[field_index["pinst_list"]], |
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(constants.QRFS_NORMAL, |
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list(node_to_primary[master_name])))
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self.assertEqual(live_data_row[field_index["sinst_list"]], |
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(constants.QRFS_NORMAL, |
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list(node_to_secondary[live_data_name])))
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|
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def testGetLiveNodeField(self): |
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nodes = [ |
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objects.Node(name="node1", drained=False), |
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objects.Node(name="node2", drained=True), |
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objects.Node(name="node3", drained=False), |
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] |
| 429 |
live_data = dict.fromkeys([node.name for node in nodes], {}) |
| 430 |
|
| 431 |
# No data
|
| 432 |
nqd = query.NodeQueryData(None, None, None, None, None, None) |
| 433 |
self.assertEqual(query._GetLiveNodeField("hello", constants.QFT_NUMBER, |
| 434 |
nqd, None),
|
| 435 |
(constants.QRFS_NODATA, None))
|
| 436 |
|
| 437 |
# Missing field
|
| 438 |
ctx = _QueryData(None, curlive_data={
|
| 439 |
"some": 1, |
| 440 |
"other": 2, |
| 441 |
}) |
| 442 |
self.assertEqual(query._GetLiveNodeField("hello", constants.QFT_NUMBER, |
| 443 |
ctx, None),
|
| 444 |
(constants.QRFS_UNAVAIL, None))
|
| 445 |
|
| 446 |
# Wrong format/datatype
|
| 447 |
ctx = _QueryData(None, curlive_data={
|
| 448 |
"hello": ["Hello World"], |
| 449 |
"other": 2, |
| 450 |
}) |
| 451 |
self.assertEqual(query._GetLiveNodeField("hello", constants.QFT_NUMBER, |
| 452 |
ctx, None),
|
| 453 |
(constants.QRFS_UNAVAIL, None))
|
| 454 |
|
| 455 |
# Wrong field type
|
| 456 |
ctx = _QueryData(None, curlive_data={"hello": 123}) |
| 457 |
self.assertRaises(AssertionError, query._GetLiveNodeField, |
| 458 |
"hello", constants.QFT_BOOL, ctx, None) |
| 459 |
|
| 460 |
|
| 461 |
if __name__ == "__main__": |
| 462 |
testutils.GanetiTestProgram() |