root / test / py / ganeti.opcodes_unittest.py @ 031d2db1
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#!/usr/bin/python
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#
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# Copyright (C) 2010, 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 testing ganeti.backend"""
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import os |
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import sys |
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import unittest |
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from ganeti import utils |
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from ganeti import opcodes |
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from ganeti import opcodes_base |
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from ganeti import ht |
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from ganeti import constants |
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from ganeti import errors |
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from ganeti import compat |
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import testutils |
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class TestOpcodes(unittest.TestCase): |
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def test(self): |
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self.assertRaises(ValueError, opcodes.OpCode.LoadOpCode, None) |
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self.assertRaises(ValueError, opcodes.OpCode.LoadOpCode, "") |
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self.assertRaises(ValueError, opcodes.OpCode.LoadOpCode, {}) |
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self.assertRaises(ValueError, opcodes.OpCode.LoadOpCode, {"OP_ID": ""}) |
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for cls in opcodes.OP_MAPPING.values(): |
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self.assert_(cls.OP_ID.startswith("OP_")) |
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self.assert_(len(cls.OP_ID) > 3) |
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self.assertEqual(cls.OP_ID, cls.OP_ID.upper())
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self.assertEqual(cls.OP_ID, opcodes_base._NameToId(cls.__name__))
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self.assertFalse(
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compat.any(cls.OP_ID.startswith(prefix) |
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for prefix in opcodes_base.SUMMARY_PREFIX.keys())) |
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self.assertTrue(callable(cls.OP_RESULT), |
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msg=("%s should have a result check" % cls.OP_ID))
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self.assertRaises(TypeError, cls, unsupported_parameter="some value") |
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args = [ |
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# No variables
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{},
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# Variables supported by all opcodes
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{"dry_run": False, "debug_level": 0, },
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# All variables
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dict([(name, []) for name in cls.GetAllSlots()]) |
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] |
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for i in args: |
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op = cls(**i) |
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self.assertEqual(op.OP_ID, cls.OP_ID)
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self._checkSummary(op)
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# Try a restore
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state = op.__getstate__() |
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self.assert_(isinstance(state, dict)) |
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restored = opcodes.OpCode.LoadOpCode(state) |
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self.assert_(isinstance(restored, cls)) |
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self._checkSummary(restored)
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for name in ["x_y_z", "hello_world"]: |
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assert name not in cls.GetAllSlots() |
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for value in [None, True, False, [], "Hello World"]: |
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self.assertRaises(AttributeError, setattr, op, name, value) |
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def _checkSummary(self, op): |
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summary = op.Summary() |
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if hasattr(op, "OP_DSC_FIELD"): |
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self.assert_(("OP_%s" % summary).startswith("%s(" % op.OP_ID)) |
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self.assert_(summary.endswith(")")) |
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else:
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self.assertEqual("OP_%s" % summary, op.OP_ID) |
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def testSummary(self): |
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class OpTest(opcodes.OpCode): |
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OP_DSC_FIELD = "data"
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OP_PARAMS = [ |
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("data", ht.NoDefault, ht.TString, None), |
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] |
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self.assertEqual(OpTest(data="").Summary(), "TEST()") |
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self.assertEqual(OpTest(data="Hello World").Summary(), |
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"TEST(Hello World)")
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self.assertEqual(OpTest(data="node1.example.com").Summary(), |
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"TEST(node1.example.com)")
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def testSummaryFormatter(self): |
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class OpTest(opcodes.OpCode): |
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OP_DSC_FIELD = "data"
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OP_DSC_FORMATTER = lambda _, v: "a" |
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OP_PARAMS = [ |
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("data", ht.NoDefault, ht.TString, None), |
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] |
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self.assertEqual(OpTest(data="").Summary(), "TEST(a)") |
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self.assertEqual(OpTest(data="b").Summary(), "TEST(a)") |
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def testTinySummary(self): |
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self.assertFalse(
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utils.FindDuplicates(opcodes_base.SUMMARY_PREFIX.values())) |
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self.assertTrue(compat.all(prefix.endswith("_") and supplement.endswith("_") |
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for (prefix, supplement) in |
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opcodes_base.SUMMARY_PREFIX.items())) |
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self.assertEqual(opcodes.OpClusterPostInit().TinySummary(), "C_POST_INIT") |
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self.assertEqual(opcodes.OpNodeRemove().TinySummary(), "N_REMOVE") |
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self.assertEqual(opcodes.OpInstanceMigrate().TinySummary(), "I_MIGRATE") |
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self.assertEqual(opcodes.OpGroupQuery().TinySummary(), "G_QUERY") |
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self.assertEqual(opcodes.OpTestJqueue().TinySummary(), "TEST_JQUEUE") |
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def testListSummary(self): |
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class OpTest(opcodes.OpCode): |
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OP_DSC_FIELD = "data"
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OP_PARAMS = [ |
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("data", ht.NoDefault, ht.TList, None), |
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] |
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self.assertEqual(OpTest(data=["a", "b", "c"]).Summary(), |
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"TEST(a,b,c)")
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self.assertEqual(OpTest(data=["a", None, "c"]).Summary(), |
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"TEST(a,None,c)")
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self.assertEqual(OpTest(data=[1, 2, 3, 4]).Summary(), "TEST(1,2,3,4)") |
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def testOpId(self): |
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self.assertFalse(utils.FindDuplicates(cls.OP_ID
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for cls in opcodes._GetOpList())) |
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self.assertEqual(len(opcodes._GetOpList()), len(opcodes.OP_MAPPING)) |
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def testParams(self): |
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supported_by_all = set(["debug_level", "dry_run", "priority"]) |
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self.assertTrue(opcodes_base.BaseOpCode not in opcodes.OP_MAPPING.values()) |
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self.assertTrue(opcodes.OpCode not in opcodes.OP_MAPPING.values()) |
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for cls in opcodes.OP_MAPPING.values() + [opcodes.OpCode]: |
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all_slots = cls.GetAllSlots() |
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self.assertEqual(len(set(all_slots) & supported_by_all), 3, |
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msg=("Opcode %s doesn't support all base"
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" parameters (%r)" % (cls.OP_ID, supported_by_all)))
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# All opcodes must have OP_PARAMS
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self.assert_(hasattr(cls, "OP_PARAMS"), |
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msg="%s doesn't have OP_PARAMS" % cls.OP_ID)
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param_names = [name for (name, _, _, _) in cls.GetAllParams()] |
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self.assertEqual(all_slots, param_names)
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# Without inheritance
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self.assertEqual(cls.__slots__,
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[name for (name, _, _, _) in cls.OP_PARAMS]) |
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# This won't work if parameters are converted to a dictionary
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duplicates = utils.FindDuplicates(param_names) |
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self.assertFalse(duplicates,
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msg=("Found duplicate parameters %r in %s" %
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(duplicates, cls.OP_ID))) |
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# Check parameter definitions
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for attr_name, aval, test, doc in cls.GetAllParams(): |
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self.assert_(attr_name)
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self.assertTrue(callable(test), |
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msg=("Invalid type check for %s.%s" %
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(cls.OP_ID, attr_name))) |
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self.assertTrue(doc is None or isinstance(doc, basestring)) |
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if callable(aval): |
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default_value = aval() |
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self.assertFalse(callable(default_value), |
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msg=("Default value of %s.%s returned by function"
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" is callable" % (cls.OP_ID, attr_name)))
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else:
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default_value = aval |
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if aval is not ht.NoDefault and aval is not None: |
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self.assertTrue(test(default_value),
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msg=("Default value of %s.%s does not verify" %
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(cls.OP_ID, attr_name))) |
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# If any parameter has documentation, all others need to have it as well
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has_doc = [doc is not None for (_, _, _, doc) in cls.OP_PARAMS] |
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self.assertTrue(not compat.any(has_doc) or compat.all(has_doc), |
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msg="%s does not document all parameters" % cls)
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def testValidateNoModification(self): |
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class OpTest(opcodes.OpCode): |
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OP_PARAMS = [ |
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("nodef", None, ht.TString, None), |
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("wdef", "default", ht.TMaybeString, None), |
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("number", 0, ht.TInt, None), |
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("notype", None, ht.TAny, None), |
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] |
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# Missing required parameter "nodef"
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op = OpTest() |
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before = op.__getstate__() |
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self.assertRaises(errors.OpPrereqError, op.Validate, False) |
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self.assertFalse(hasattr(op, "nodef")) |
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self.assertFalse(hasattr(op, "wdef")) |
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self.assertFalse(hasattr(op, "number")) |
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self.assertFalse(hasattr(op, "notype")) |
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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# Required parameter "nodef" is provided
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op = OpTest(nodef="foo")
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before = op.__getstate__() |
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op.Validate(False)
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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self.assertEqual(op.nodef, "foo") |
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self.assertFalse(hasattr(op, "wdef")) |
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self.assertFalse(hasattr(op, "number")) |
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self.assertFalse(hasattr(op, "notype")) |
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# Missing required parameter "nodef"
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op = OpTest(wdef="hello", number=999) |
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before = op.__getstate__() |
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self.assertRaises(errors.OpPrereqError, op.Validate, False) |
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self.assertFalse(hasattr(op, "nodef")) |
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self.assertFalse(hasattr(op, "notype")) |
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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# Wrong type for "nodef"
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op = OpTest(nodef=987)
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before = op.__getstate__() |
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self.assertRaises(errors.OpPrereqError, op.Validate, False) |
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self.assertEqual(op.nodef, 987) |
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self.assertFalse(hasattr(op, "notype")) |
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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# Testing different types for "notype"
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op = OpTest(nodef="foo", notype=[1, 2, 3]) |
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before = op.__getstate__() |
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op.Validate(False)
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self.assertEqual(op.nodef, "foo") |
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self.assertEqual(op.notype, [1, 2, 3]) |
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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op = OpTest(nodef="foo", notype="Hello World") |
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before = op.__getstate__() |
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op.Validate(False)
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self.assertEqual(op.nodef, "foo") |
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self.assertEqual(op.notype, "Hello World") |
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self.assertEqual(op.__getstate__(), before, msg="Opcode was modified") |
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def testValidateSetDefaults(self): |
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class OpTest(opcodes.OpCode): |
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OP_PARAMS = [ |
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("value1", "default", ht.TMaybeString, None), |
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("value2", "result", ht.TMaybeString, None), |
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] |
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op = OpTest() |
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before = op.__getstate__() |
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op.Validate(True)
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self.assertNotEqual(op.__getstate__(), before,
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msg="Opcode was not modified")
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self.assertEqual(op.value1, "default") |
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self.assertEqual(op.value2, "result") |
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self.assert_(op.dry_run is None) |
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self.assert_(op.debug_level is None) |
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self.assertEqual(op.priority, constants.OP_PRIO_DEFAULT)
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op = OpTest(value1="hello", value2="world", debug_level=123) |
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before = op.__getstate__() |
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op.Validate(True)
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self.assertNotEqual(op.__getstate__(), before,
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msg="Opcode was not modified")
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self.assertEqual(op.value1, "hello") |
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self.assertEqual(op.value2, "world") |
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self.assertEqual(op.debug_level, 123) |
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def testOpInstanceMultiAlloc(self): |
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inst = dict([(name, []) for name in opcodes.OpInstanceCreate.GetAllSlots()]) |
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inst_op = opcodes.OpInstanceCreate(**inst) |
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inst_state = inst_op.__getstate__() |
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multialloc = opcodes.OpInstanceMultiAlloc(instances=[inst_op]) |
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state = multialloc.__getstate__() |
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self.assertEquals(state["instances"], [inst_state]) |
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loaded_multialloc = opcodes.OpCode.LoadOpCode(state) |
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(loaded_inst,) = loaded_multialloc.instances |
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self.assertNotEquals(loaded_inst, inst_op)
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self.assertEquals(loaded_inst.__getstate__(), inst_state)
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class TestOpcodeDepends(unittest.TestCase): |
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def test(self): |
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check_relative = opcodes_base.BuildJobDepCheck(True)
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check_norelative = opcodes_base.TNoRelativeJobDependencies |
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for fn in [check_relative, check_norelative]: |
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self.assertTrue(fn(None)) |
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self.assertTrue(fn([]))
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self.assertTrue(fn([(1, [])])) |
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self.assertTrue(fn([(719833, [])])) |
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self.assertTrue(fn([("24879", [])])) |
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self.assertTrue(fn([(2028, [constants.JOB_STATUS_ERROR])])) |
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self.assertTrue(fn([
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(2028, [constants.JOB_STATUS_ERROR]),
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(18750, []),
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(5063, [constants.JOB_STATUS_SUCCESS, constants.JOB_STATUS_ERROR]),
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])) |
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self.assertFalse(fn(1)) |
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self.assertFalse(fn([(9, )])) |
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self.assertFalse(fn([(15194, constants.JOB_STATUS_ERROR)])) |
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for i in [ |
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[(-1, [])],
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[(-27740, [constants.JOB_STATUS_CANCELED, constants.JOB_STATUS_ERROR]),
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(-1, [constants.JOB_STATUS_ERROR]),
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(9921, [])],
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]: |
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self.assertTrue(check_relative(i))
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self.assertFalse(check_norelative(i))
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class TestResultChecks(unittest.TestCase): |
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def testJobIdList(self): |
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for i in [[], [(False, "error")], [(False, "")], |
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[(True, 123), (True, "999")]]: |
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self.assertTrue(ht.TJobIdList(i))
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for i in ["", [("x", 1)], [[], []], [[False, "", None], [True, 123]]]: |
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self.assertFalse(ht.TJobIdList(i))
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def testJobIdListOnly(self): |
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self.assertTrue(ht.TJobIdListOnly({
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constants.JOB_IDS_KEY: [], |
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})) |
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self.assertTrue(ht.TJobIdListOnly({
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constants.JOB_IDS_KEY: [(True, "9282")], |
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})) |
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self.assertFalse(ht.TJobIdListOnly({
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"x": None, |
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})) |
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self.assertFalse(ht.TJobIdListOnly({
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constants.JOB_IDS_KEY: [], |
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"x": None, |
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})) |
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self.assertFalse(ht.TJobIdListOnly({
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constants.JOB_IDS_KEY: [("foo", "bar")], |
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})) |
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self.assertFalse(ht.TJobIdListOnly({
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constants.JOB_IDS_KEY: [("one", "two", "three")], |
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})) |
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class TestOpInstanceSetParams(unittest.TestCase): |
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def _GenericTests(self, fn): |
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self.assertTrue(fn([]))
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self.assertTrue(fn([(constants.DDM_ADD, {})]))
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self.assertTrue(fn([(constants.DDM_REMOVE, {})]))
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for i in [0, 1, 2, 3, 9, 10, 1024]: |
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self.assertTrue(fn([(i, {})]))
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self.assertFalse(fn(None)) |
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self.assertFalse(fn({}))
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self.assertFalse(fn("")) |
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self.assertFalse(fn(0)) |
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self.assertFalse(fn([(-100, {})])) |
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self.assertFalse(fn([(constants.DDM_ADD, 2, 3)])) |
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self.assertFalse(fn([[constants.DDM_ADD]]))
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def testNicModifications(self): |
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fn = ht.TSetParamsMods(ht.TINicParams) |
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self._GenericTests(fn)
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for param in constants.INIC_PARAMS: |
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self.assertTrue(fn([[constants.DDM_ADD, {param: None}]])) |
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self.assertTrue(fn([[constants.DDM_ADD, {param: param}]]))
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def testDiskModifications(self): |
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fn = ht.TSetParamsMods(ht.TIDiskParams) |
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self._GenericTests(fn)
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for param in constants.IDISK_PARAMS: |
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self.assertTrue(fn([[constants.DDM_ADD, {param: 0}]])) |
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self.assertTrue(fn([[constants.DDM_ADD, {param: param}]]))
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if __name__ == "__main__": |
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testutils.GanetiTestProgram() |