root / test / py / cmdlib / cluster_unittest.py @ bd6fb93b
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#!/usr/bin/python
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#
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# Copyright (C) 2008, 2011, 2012, 2013 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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"""Tests for LUCluster*
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"""
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import unittest |
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import operator |
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import os |
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import tempfile |
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import shutil |
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from ganeti import constants |
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from ganeti import compat |
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from ganeti import ht |
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from ganeti import objects |
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from ganeti import opcodes |
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from ganeti import utils |
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from ganeti import pathutils |
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from ganeti import rpc |
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from ganeti import query |
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from ganeti.cmdlib import cluster |
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from ganeti.hypervisor import hv_xen |
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from testsupport import * |
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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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cluster._VerifyCertificate(testutils.TestDataFilename("cert1.pem"))
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nonexist_filename = os.path.join(self.tmpdir, "does-not-exist") |
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(errcode, msg) = cluster._VerifyCertificate(nonexist_filename) |
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self.assertEqual(errcode, cluster.LUClusterVerifyConfig.ETYPE_ERROR)
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# Try to load non-certificate file
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invalid_cert = testutils.TestDataFilename("bdev-net.txt")
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(errcode, msg) = cluster._VerifyCertificate(invalid_cert) |
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self.assertEqual(errcode, cluster.LUClusterVerifyConfig.ETYPE_ERROR)
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class TestClusterVerifySsh(unittest.TestCase): |
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def testMultipleGroups(self): |
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fn = cluster.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 = cluster.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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def test(self): |
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errors = [] |
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nodeinfo = [ |
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objects.Node(name="master.example.com",
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uuid="master-uuid",
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offline=False,
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vm_capable=True),
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objects.Node(name="node2.example.com",
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uuid="node2-uuid",
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offline=False,
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vm_capable=True),
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objects.Node(name="node3.example.com",
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uuid="node3-uuid",
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master_candidate=True,
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vm_capable=False),
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objects.Node(name="node4.example.com",
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uuid="node4-uuid",
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offline=False,
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vm_capable=True),
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objects.Node(name="nodata.example.com",
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uuid="nodata-uuid",
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offline=False,
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vm_capable=True),
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objects.Node(name="offline.example.com",
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uuid="offline-uuid",
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offline=True),
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] |
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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-uuid": 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-uuid": 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-uuid": 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-uuid": 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-uuid": rpc.RpcResult(data=(True, {})), |
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"offline-uuid": rpc.RpcResult(offline=True), |
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} |
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assert set(nvinfo.keys()) == set(map(operator.attrgetter("uuid"), nodeinfo)) |
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verify_lu = cluster.LUClusterVerifyGroup(mocks.FakeProc(), |
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opcodes.OpClusterVerify(), |
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mocks.FakeContext(), |
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None)
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verify_lu._ErrorIf = compat.partial(self._FakeErrorIf, errors)
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# TODO: That's a bit hackish to mock only this single method. We should
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# build a better FakeConfig which provides such a feature already.
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def GetNodeName(node_uuid): |
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for node in nodeinfo: |
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if node.uuid == node_uuid:
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return node.name
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return None |
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verify_lu.cfg.GetNodeName = GetNodeName |
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verify_lu._VerifyFiles(nodeinfo, "master-uuid", 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 TestLUClusterActivateMasterIp(CmdlibTestCase): |
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def testSuccess(self): |
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op = opcodes.OpClusterActivateMasterIp() |
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self.rpc.call_node_activate_master_ip.return_value = \
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RpcResultsBuilder(cfg=self.cfg) \
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.CreateSuccessfulNodeResult(self.cfg.GetMasterNode())
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self.ExecOpCode(op)
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self.rpc.call_node_activate_master_ip.assert_called_once_with(
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self.cfg.GetMasterNode(),
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self.cfg.GetMasterNetworkParameters(),
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False)
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def testFailure(self): |
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op = opcodes.OpClusterActivateMasterIp() |
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self.rpc.call_node_activate_master_ip.return_value = \
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RpcResultsBuilder(cfg=self.cfg) \
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.CreateFailedNodeResult(self.cfg.GetMasterNode()) \
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self.ExecOpCodeExpectOpExecError(op)
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class TestLUClusterDeactivateMasterIp(CmdlibTestCase): |
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def testSuccess(self): |
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op = opcodes.OpClusterDeactivateMasterIp() |
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self.rpc.call_node_deactivate_master_ip.return_value = \
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RpcResultsBuilder(cfg=self.cfg) \
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.CreateSuccessfulNodeResult(self.cfg.GetMasterNode())
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self.ExecOpCode(op)
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self.rpc.call_node_deactivate_master_ip.assert_called_once_with(
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self.cfg.GetMasterNode(),
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self.cfg.GetMasterNetworkParameters(),
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False)
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def testFailure(self): |
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op = opcodes.OpClusterDeactivateMasterIp() |
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self.rpc.call_node_deactivate_master_ip.return_value = \
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RpcResultsBuilder(cfg=self.cfg) \
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.CreateFailedNodeResult(self.cfg.GetMasterNode()) \
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self.ExecOpCodeExpectOpExecError(op)
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class TestLUClusterConfigQuery(CmdlibTestCase): |
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def testInvalidField(self): |
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op = opcodes.OpClusterConfigQuery(output_fields=["pinky_bunny"])
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self.ExecOpCodeExpectOpPrereqError(op, "pinky_bunny") |
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def testAllFields(self): |
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op = opcodes.OpClusterConfigQuery(output_fields=query.CLUSTER_FIELDS.keys()) |
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self.rpc.call_get_watcher_pause.return_value = \
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RpcResultsBuilder(self.cfg) \
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.CreateSuccessfulNodeResult(self.cfg.GetMasterNode(), -1) |
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ret = self.ExecOpCode(op)
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self.assertEqual(1, self.rpc.call_get_watcher_pause.call_count) |
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self.assertEqual(len(ret), len(query.CLUSTER_FIELDS)) |
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def testEmpytFields(self): |
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op = opcodes.OpClusterConfigQuery(output_fields=[]) |
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self.ExecOpCode(op)
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self.assertFalse(self.rpc.call_get_watcher_pause.called) |
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class TestLUClusterDestroy(CmdlibTestCase): |
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def testExistingNodes(self): |
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op = opcodes.OpClusterDestroy() |
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self.cfg.AddNewNode()
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self.cfg.AddNewNode()
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self.ExecOpCodeExpectOpPrereqError(op, "still 2 node\(s\)") |
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def testExistingInstances(self): |
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op = opcodes.OpClusterDestroy() |
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self.cfg.AddNewInstance()
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self.cfg.AddNewInstance()
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self.ExecOpCodeExpectOpPrereqError(op, "still 2 instance\(s\)") |
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def testEmptyCluster(self): |
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op = opcodes.OpClusterDestroy() |
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self.ExecOpCode(op)
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self.assertEqual(1, self.rpc.call_hooks_runner.call_count) |
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args = self.rpc.call_hooks_runner.call_args[0] |
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self.assertEqual([self.cfg.GetMasterNodeName()], args[0]) |
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self.assertEqual("cluster-destroy", args[1]) |
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self.assertEqual(constants.HOOKS_PHASE_POST, args[2]) |
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if __name__ == "__main__": |
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testutils.GanetiTestProgram() |