root / test / ganeti.hooks_unittest.py @ 936f3c59
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1 | a8083063 | Iustin Pop | #!/usr/bin/python
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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | a8083063 | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc.
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5 | a8083063 | Iustin Pop | #
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6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | a8083063 | Iustin Pop | # (at your option) any later version.
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10 | a8083063 | Iustin Pop | #
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11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | a8083063 | Iustin Pop | # General Public License for more details.
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15 | a8083063 | Iustin Pop | #
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16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | a8083063 | Iustin Pop | # 02110-1301, USA.
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20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Script for unittesting the hooks module"""
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23 | a8083063 | Iustin Pop | |
24 | a8083063 | Iustin Pop | |
25 | a8083063 | Iustin Pop | import unittest |
26 | a8083063 | Iustin Pop | import os |
27 | a8083063 | Iustin Pop | import time |
28 | a8083063 | Iustin Pop | import tempfile |
29 | a8083063 | Iustin Pop | import os.path |
30 | a8083063 | Iustin Pop | |
31 | a8083063 | Iustin Pop | from ganeti import errors |
32 | a8083063 | Iustin Pop | from ganeti import opcodes |
33 | a8083063 | Iustin Pop | from ganeti import mcpu |
34 | a8083063 | Iustin Pop | from ganeti import backend |
35 | a8083063 | Iustin Pop | from ganeti import constants |
36 | a8083063 | Iustin Pop | from ganeti import cmdlib |
37 | 7ccb3074 | Guido Trotter | from ganeti import rpc |
38 | a8083063 | Iustin Pop | from ganeti.constants import HKR_SUCCESS, HKR_FAIL, HKR_SKIP |
39 | a8083063 | Iustin Pop | |
40 | c259ce64 | Michael Hanselmann | from mocks import FakeConfig, FakeProc, FakeContext |
41 | a8083063 | Iustin Pop | |
42 | a8083063 | Iustin Pop | class FakeLU(cmdlib.LogicalUnit): |
43 | a8083063 | Iustin Pop | HPATH = "test"
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44 | a8083063 | Iustin Pop | def BuildHooksEnv(self): |
45 | a8083063 | Iustin Pop | return {}, ["localhost"], ["localhost"] |
46 | a8083063 | Iustin Pop | |
47 | a8083063 | Iustin Pop | class TestHooksRunner(unittest.TestCase): |
48 | a8083063 | Iustin Pop | """Testing case for HooksRunner"""
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49 | a8083063 | Iustin Pop | def setUp(self): |
50 | a8083063 | Iustin Pop | self.torm = []
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51 | a8083063 | Iustin Pop | self.tmpdir = tempfile.mkdtemp()
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52 | a8083063 | Iustin Pop | self.torm.append((self.tmpdir, True)) |
53 | a8083063 | Iustin Pop | self.logdir = tempfile.mkdtemp()
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54 | a8083063 | Iustin Pop | self.torm.append((self.logdir, True)) |
55 | a8083063 | Iustin Pop | self.hpath = "fake" |
56 | a8083063 | Iustin Pop | self.ph_dirs = {}
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57 | a8083063 | Iustin Pop | for i in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
58 | a8083063 | Iustin Pop | dname = "%s/%s-%s.d" % (self.tmpdir, self.hpath, i) |
59 | a8083063 | Iustin Pop | os.mkdir(dname) |
60 | a8083063 | Iustin Pop | self.torm.append((dname, True)) |
61 | a8083063 | Iustin Pop | self.ph_dirs[i] = dname
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62 | a8083063 | Iustin Pop | self.hr = backend.HooksRunner(hooks_base_dir=self.tmpdir) |
63 | a8083063 | Iustin Pop | |
64 | a8083063 | Iustin Pop | def tearDown(self): |
65 | a8083063 | Iustin Pop | self.torm.reverse()
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66 | a8083063 | Iustin Pop | for path, kind in self.torm: |
67 | a8083063 | Iustin Pop | if kind:
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68 | a8083063 | Iustin Pop | os.rmdir(path) |
69 | a8083063 | Iustin Pop | else:
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70 | a8083063 | Iustin Pop | os.unlink(path) |
71 | a8083063 | Iustin Pop | |
72 | a8083063 | Iustin Pop | def _rname(self, fname): |
73 | a8083063 | Iustin Pop | return "/".join(fname.split("/")[-2:]) |
74 | a8083063 | Iustin Pop | |
75 | a8083063 | Iustin Pop | def testEmpty(self): |
76 | a8083063 | Iustin Pop | """Test no hooks"""
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77 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
78 | d019f8bd | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), []) |
79 | a8083063 | Iustin Pop | |
80 | a8083063 | Iustin Pop | def testSkipNonExec(self): |
81 | a8083063 | Iustin Pop | """Test skip non-exec file"""
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82 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
83 | a8083063 | Iustin Pop | fname = "%s/test" % self.ph_dirs[phase] |
84 | a8083063 | Iustin Pop | f = open(fname, "w") |
85 | a8083063 | Iustin Pop | f.close() |
86 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
87 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
88 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SKIP, "")]) |
89 | a8083063 | Iustin Pop | |
90 | a8083063 | Iustin Pop | def testSkipInvalidName(self): |
91 | a8083063 | Iustin Pop | """Test skip script with invalid name"""
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92 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
93 | a8083063 | Iustin Pop | fname = "%s/a.off" % self.ph_dirs[phase] |
94 | a8083063 | Iustin Pop | f = open(fname, "w") |
95 | a8083063 | Iustin Pop | f.write("#!/bin/sh\nexit 0\n")
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96 | a8083063 | Iustin Pop | f.close() |
97 | a8083063 | Iustin Pop | os.chmod(fname, 0700)
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98 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
99 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
100 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SKIP, "")]) |
101 | a8083063 | Iustin Pop | |
102 | a8083063 | Iustin Pop | def testSkipDir(self): |
103 | a8083063 | Iustin Pop | """Test skip directory"""
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104 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
105 | a8083063 | Iustin Pop | fname = "%s/testdir" % self.ph_dirs[phase] |
106 | a8083063 | Iustin Pop | os.mkdir(fname) |
107 | a8083063 | Iustin Pop | self.torm.append((fname, True)) |
108 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
109 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SKIP, "")]) |
110 | a8083063 | Iustin Pop | |
111 | a8083063 | Iustin Pop | def testSuccess(self): |
112 | a8083063 | Iustin Pop | """Test success execution"""
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113 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
114 | a8083063 | Iustin Pop | fname = "%s/success" % self.ph_dirs[phase] |
115 | a8083063 | Iustin Pop | f = open(fname, "w") |
116 | a8083063 | Iustin Pop | f.write("#!/bin/sh\nexit 0\n")
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117 | a8083063 | Iustin Pop | f.close() |
118 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
119 | a8083063 | Iustin Pop | os.chmod(fname, 0700)
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120 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
121 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SUCCESS, "")]) |
122 | a8083063 | Iustin Pop | |
123 | a8083063 | Iustin Pop | def testSymlink(self): |
124 | a8083063 | Iustin Pop | """Test running a symlink"""
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125 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
126 | a8083063 | Iustin Pop | fname = "%s/success" % self.ph_dirs[phase] |
127 | a8083063 | Iustin Pop | os.symlink("/bin/true", fname)
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128 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
129 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
130 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SUCCESS, "")]) |
131 | a8083063 | Iustin Pop | |
132 | a8083063 | Iustin Pop | def testFail(self): |
133 | a8083063 | Iustin Pop | """Test success execution"""
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134 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
135 | a8083063 | Iustin Pop | fname = "%s/success" % self.ph_dirs[phase] |
136 | a8083063 | Iustin Pop | f = open(fname, "w") |
137 | a8083063 | Iustin Pop | f.write("#!/bin/sh\nexit 1\n")
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138 | a8083063 | Iustin Pop | f.close() |
139 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
140 | a8083063 | Iustin Pop | os.chmod(fname, 0700)
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141 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), |
142 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_FAIL, "")]) |
143 | a8083063 | Iustin Pop | |
144 | a8083063 | Iustin Pop | def testCombined(self): |
145 | a8083063 | Iustin Pop | """Test success, failure and skip all in one test"""
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146 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
147 | a8083063 | Iustin Pop | expect = [] |
148 | a8083063 | Iustin Pop | for fbase, ecode, rs in [("00succ", 0, HKR_SUCCESS), |
149 | a8083063 | Iustin Pop | ("10fail", 1, HKR_FAIL), |
150 | a8083063 | Iustin Pop | ("20inv.", 0, HKR_SKIP), |
151 | a8083063 | Iustin Pop | ]: |
152 | a8083063 | Iustin Pop | fname = "%s/%s" % (self.ph_dirs[phase], fbase) |
153 | a8083063 | Iustin Pop | f = open(fname, "w") |
154 | a8083063 | Iustin Pop | f.write("#!/bin/sh\nexit %d\n" % ecode)
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155 | a8083063 | Iustin Pop | f.close() |
156 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
157 | a8083063 | Iustin Pop | os.chmod(fname, 0700)
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158 | a8083063 | Iustin Pop | expect.append((self._rname(fname), rs, "")) |
159 | d019f8bd | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), expect) |
160 | a8083063 | Iustin Pop | |
161 | a8083063 | Iustin Pop | def testOrdering(self): |
162 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
163 | a8083063 | Iustin Pop | expect = [] |
164 | a8083063 | Iustin Pop | for fbase in ["10s1", |
165 | a8083063 | Iustin Pop | "00s0",
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166 | a8083063 | Iustin Pop | "10sa",
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167 | a8083063 | Iustin Pop | "80sc",
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168 | a8083063 | Iustin Pop | "60sd",
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169 | a8083063 | Iustin Pop | ]: |
170 | a8083063 | Iustin Pop | fname = "%s/%s" % (self.ph_dirs[phase], fbase) |
171 | a8083063 | Iustin Pop | os.symlink("/bin/true", fname)
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172 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
173 | a8083063 | Iustin Pop | expect.append((self._rname(fname), HKR_SUCCESS, "")) |
174 | a8083063 | Iustin Pop | expect.sort() |
175 | d019f8bd | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, {}), expect) |
176 | a8083063 | Iustin Pop | |
177 | a8083063 | Iustin Pop | def testEnv(self): |
178 | a8083063 | Iustin Pop | """Test environment execution"""
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179 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
180 | a8083063 | Iustin Pop | fbase = "success"
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181 | a8083063 | Iustin Pop | fname = "%s/%s" % (self.ph_dirs[phase], fbase) |
182 | a8083063 | Iustin Pop | os.symlink("/usr/bin/env", fname)
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183 | a8083063 | Iustin Pop | self.torm.append((fname, False)) |
184 | a8083063 | Iustin Pop | env_snt = {"PHASE": phase}
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185 | 7b80424f | Iustin Pop | env_exp = "PHASE=%s" % phase
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186 | a8083063 | Iustin Pop | self.failUnlessEqual(self.hr.RunHooks(self.hpath, phase, env_snt), |
187 | d019f8bd | Iustin Pop | [(self._rname(fname), HKR_SUCCESS, env_exp)])
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188 | a8083063 | Iustin Pop | |
189 | a8083063 | Iustin Pop | |
190 | a8083063 | Iustin Pop | class TestHooksMaster(unittest.TestCase): |
191 | a8083063 | Iustin Pop | """Testing case for HooksMaster"""
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192 | a8083063 | Iustin Pop | |
193 | a8083063 | Iustin Pop | def _call_false(*args): |
194 | a8083063 | Iustin Pop | """Fake call_hooks_runner function which returns False."""
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195 | a8083063 | Iustin Pop | return False |
196 | a8083063 | Iustin Pop | |
197 | a8083063 | Iustin Pop | @staticmethod
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198 | a8083063 | Iustin Pop | def _call_nodes_false(node_list, hpath, phase, env): |
199 | a8083063 | Iustin Pop | """Fake call_hooks_runner function.
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200 | a8083063 | Iustin Pop |
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201 | 7ccb3074 | Guido Trotter | @rtype: dict of node -> L{rpc.RpcResult} with an rpc error
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202 | 7ccb3074 | Guido Trotter | @return: rpc failure from all nodes
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203 | a8083063 | Iustin Pop |
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204 | a8083063 | Iustin Pop | """
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205 | 7ccb3074 | Guido Trotter | return dict([(node, rpc.RpcResult('error', failed=True, |
206 | 7ccb3074 | Guido Trotter | node=node, call='FakeError')) for node in node_list]) |
207 | a8083063 | Iustin Pop | |
208 | a8083063 | Iustin Pop | @staticmethod
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209 | a8083063 | Iustin Pop | def _call_script_fail(node_list, hpath, phase, env): |
210 | a8083063 | Iustin Pop | """Fake call_hooks_runner function.
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211 | a8083063 | Iustin Pop |
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212 | 7ccb3074 | Guido Trotter | @rtype: dict of node -> L{rpc.RpcResult} with a failed script result
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213 | 7ccb3074 | Guido Trotter | @return: script execution failure from all nodes
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214 | a8083063 | Iustin Pop |
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215 | a8083063 | Iustin Pop | """
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216 | 3fb4f740 | Iustin Pop | rr = rpc.RpcResult |
217 | 3fb4f740 | Iustin Pop | return dict([(node, rr((True, [("utest", constants.HKR_FAIL, "err")]), |
218 | 3fb4f740 | Iustin Pop | node=node, call='FakeScriptFail'))
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219 | 3fb4f740 | Iustin Pop | for node in node_list]) |
220 | a8083063 | Iustin Pop | |
221 | a8083063 | Iustin Pop | @staticmethod
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222 | a8083063 | Iustin Pop | def _call_script_succeed(node_list, hpath, phase, env): |
223 | a8083063 | Iustin Pop | """Fake call_hooks_runner function.
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224 | a8083063 | Iustin Pop |
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225 | 7ccb3074 | Guido Trotter | @rtype: dict of node -> L{rpc.RpcResult} with a successful script result
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226 | 7ccb3074 | Guido Trotter | @return: script execution from all nodes
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227 | a8083063 | Iustin Pop |
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228 | a8083063 | Iustin Pop | """
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229 | 3fb4f740 | Iustin Pop | rr = rpc.RpcResult |
230 | 3fb4f740 | Iustin Pop | return dict([(node, rr(True, [("utest", constants.HKR_SUCCESS, "ok")], |
231 | 3fb4f740 | Iustin Pop | node=node, call='FakeScriptOk'))
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232 | 3fb4f740 | Iustin Pop | for node in node_list]) |
233 | a8083063 | Iustin Pop | |
234 | d2525573 | Guido Trotter | def setUp(self): |
235 | d2525573 | Guido Trotter | self.op = opcodes.OpCode()
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236 | 77b657a3 | Guido Trotter | self.context = FakeContext()
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237 | 72737a7f | Iustin Pop | # WARNING: here we pass None as RpcRunner instance since we know
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238 | 72737a7f | Iustin Pop | # our usage via HooksMaster will not use lu.rpc
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239 | 86d9d3bb | Iustin Pop | self.lu = FakeLU(FakeProc(), self.op, self.context, None) |
240 | d2525573 | Guido Trotter | |
241 | a8083063 | Iustin Pop | def testTotalFalse(self): |
242 | a8083063 | Iustin Pop | """Test complete rpc failure"""
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243 | 4b5e8271 | Iustin Pop | hm = mcpu.HooksMaster(self._call_false, self.lu) |
244 | a8083063 | Iustin Pop | self.failUnlessRaises(errors.HooksFailure,
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245 | a8083063 | Iustin Pop | hm.RunPhase, constants.HOOKS_PHASE_PRE) |
246 | a8083063 | Iustin Pop | hm.RunPhase(constants.HOOKS_PHASE_POST) |
247 | a8083063 | Iustin Pop | |
248 | a8083063 | Iustin Pop | def testIndividualFalse(self): |
249 | 2395c322 | Iustin Pop | """Test individual node failure"""
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250 | 4b5e8271 | Iustin Pop | hm = mcpu.HooksMaster(self._call_nodes_false, self.lu) |
251 | 2395c322 | Iustin Pop | hm.RunPhase(constants.HOOKS_PHASE_PRE) |
252 | 2395c322 | Iustin Pop | #self.failUnlessRaises(errors.HooksFailure,
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253 | 2395c322 | Iustin Pop | # hm.RunPhase, constants.HOOKS_PHASE_PRE)
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254 | a8083063 | Iustin Pop | hm.RunPhase(constants.HOOKS_PHASE_POST) |
255 | a8083063 | Iustin Pop | |
256 | a8083063 | Iustin Pop | def testScriptFalse(self): |
257 | a8083063 | Iustin Pop | """Test individual rpc failure"""
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258 | 4b5e8271 | Iustin Pop | hm = mcpu.HooksMaster(self._call_script_fail, self.lu) |
259 | a8083063 | Iustin Pop | self.failUnlessRaises(errors.HooksAbort,
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260 | a8083063 | Iustin Pop | hm.RunPhase, constants.HOOKS_PHASE_PRE) |
261 | a8083063 | Iustin Pop | hm.RunPhase(constants.HOOKS_PHASE_POST) |
262 | a8083063 | Iustin Pop | |
263 | a8083063 | Iustin Pop | def testScriptSucceed(self): |
264 | a8083063 | Iustin Pop | """Test individual rpc failure"""
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265 | 4b5e8271 | Iustin Pop | hm = mcpu.HooksMaster(self._call_script_succeed, self.lu) |
266 | a8083063 | Iustin Pop | for phase in (constants.HOOKS_PHASE_PRE, constants.HOOKS_PHASE_POST): |
267 | a8083063 | Iustin Pop | hm.RunPhase(phase) |
268 | a8083063 | Iustin Pop | |
269 | a8083063 | Iustin Pop | if __name__ == '__main__': |
270 | a8083063 | Iustin Pop | unittest.main() |