root / qa / qa_instance.py @ 6852c52f
History | View | Annotate | Download (10.3 kB)
1 |
# Copyright (C) 2007 Google Inc.
|
---|---|
2 |
#
|
3 |
# This program is free software; you can redistribute it and/or modify
|
4 |
# it under the terms of the GNU General Public License as published by
|
5 |
# the Free Software Foundation; either version 2 of the License, or
|
6 |
# (at your option) any later version.
|
7 |
#
|
8 |
# This program is distributed in the hope that it will be useful, but
|
9 |
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
10 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
11 |
# General Public License for more details.
|
12 |
#
|
13 |
# You should have received a copy of the GNU General Public License
|
14 |
# along with this program; if not, write to the Free Software
|
15 |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
16 |
# 02110-1301, USA.
|
17 |
|
18 |
|
19 |
"""Instance related QA tests.
|
20 |
|
21 |
"""
|
22 |
|
23 |
import re |
24 |
import time |
25 |
|
26 |
from ganeti import utils |
27 |
from ganeti import constants |
28 |
|
29 |
import qa_config |
30 |
import qa_utils |
31 |
import qa_error |
32 |
|
33 |
from qa_utils import AssertEqual, AssertNotEqual, StartSSH |
34 |
|
35 |
|
36 |
def _GetDiskStatePath(disk): |
37 |
return "/sys/block/%s/device/state" % disk |
38 |
|
39 |
|
40 |
def _GetGenericAddParameters(): |
41 |
return ['--os-size=%s' % qa_config.get('os-size'), |
42 |
'--swap-size=%s' % qa_config.get('swap-size'), |
43 |
'--memory=%s' % qa_config.get('mem')] |
44 |
|
45 |
|
46 |
def _DiskTest(node, disk_template): |
47 |
master = qa_config.GetMasterNode() |
48 |
|
49 |
instance = qa_config.AcquireInstance() |
50 |
try:
|
51 |
cmd = (['gnt-instance', 'add', |
52 |
'--os-type=%s' % qa_config.get('os'), |
53 |
'--disk-template=%s' % disk_template,
|
54 |
'--node=%s' % node] +
|
55 |
_GetGenericAddParameters()) |
56 |
cmd.append(instance['name'])
|
57 |
|
58 |
AssertEqual(StartSSH(master['primary'],
|
59 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
60 |
return instance
|
61 |
except:
|
62 |
qa_config.ReleaseInstance(instance) |
63 |
raise
|
64 |
|
65 |
|
66 |
@qa_utils.DefineHook('instance-add-plain-disk') |
67 |
def TestInstanceAddWithPlainDisk(node): |
68 |
"""gnt-instance add -t plain"""
|
69 |
return _DiskTest(node['primary'], 'plain') |
70 |
|
71 |
|
72 |
@qa_utils.DefineHook('instance-add-local-mirror-disk') |
73 |
def TestInstanceAddWithLocalMirrorDisk(node): |
74 |
"""gnt-instance add -t local_raid1"""
|
75 |
return _DiskTest(node['primary'], 'local_raid1') |
76 |
|
77 |
|
78 |
@qa_utils.DefineHook('instance-add-remote-raid-disk') |
79 |
def TestInstanceAddWithRemoteRaidDisk(node, node2): |
80 |
"""gnt-instance add -t remote_raid1"""
|
81 |
return _DiskTest("%s:%s" % (node['primary'], node2['primary']), |
82 |
'remote_raid1')
|
83 |
|
84 |
|
85 |
@qa_utils.DefineHook('instance-remove') |
86 |
def TestInstanceRemove(instance): |
87 |
"""gnt-instance remove"""
|
88 |
master = qa_config.GetMasterNode() |
89 |
|
90 |
cmd = ['gnt-instance', 'remove', '-f', instance['name']] |
91 |
AssertEqual(StartSSH(master['primary'],
|
92 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
93 |
|
94 |
qa_config.ReleaseInstance(instance) |
95 |
|
96 |
|
97 |
@qa_utils.DefineHook('instance-startup') |
98 |
def TestInstanceStartup(instance): |
99 |
"""gnt-instance startup"""
|
100 |
master = qa_config.GetMasterNode() |
101 |
|
102 |
cmd = ['gnt-instance', 'startup', instance['name']] |
103 |
AssertEqual(StartSSH(master['primary'],
|
104 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
105 |
|
106 |
|
107 |
@qa_utils.DefineHook('instance-shutdown') |
108 |
def TestInstanceShutdown(instance): |
109 |
"""gnt-instance shutdown"""
|
110 |
master = qa_config.GetMasterNode() |
111 |
|
112 |
cmd = ['gnt-instance', 'shutdown', instance['name']] |
113 |
AssertEqual(StartSSH(master['primary'],
|
114 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
115 |
|
116 |
|
117 |
@qa_utils.DefineHook('instance-reinstall') |
118 |
def TestInstanceReinstall(instance): |
119 |
"""gnt-instance reinstall"""
|
120 |
master = qa_config.GetMasterNode() |
121 |
|
122 |
cmd = ['gnt-instance', 'reinstall', '-f', instance['name']] |
123 |
AssertEqual(StartSSH(master['primary'],
|
124 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
125 |
|
126 |
|
127 |
@qa_utils.DefineHook('instance-failover') |
128 |
def TestInstanceFailover(instance): |
129 |
"""gnt-instance failover"""
|
130 |
master = qa_config.GetMasterNode() |
131 |
|
132 |
cmd = ['gnt-instance', 'failover', '--force', instance['name']] |
133 |
AssertEqual(StartSSH(master['primary'],
|
134 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
135 |
|
136 |
|
137 |
@qa_utils.DefineHook('instance-info') |
138 |
def TestInstanceInfo(instance): |
139 |
"""gnt-instance info"""
|
140 |
master = qa_config.GetMasterNode() |
141 |
|
142 |
cmd = ['gnt-instance', 'info', instance['name']] |
143 |
AssertEqual(StartSSH(master['primary'],
|
144 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
145 |
|
146 |
|
147 |
@qa_utils.DefineHook('instance-list') |
148 |
def TestInstanceList(): |
149 |
"""gnt-instance list"""
|
150 |
master = qa_config.GetMasterNode() |
151 |
|
152 |
cmd = ['gnt-instance', 'list'] |
153 |
AssertEqual(StartSSH(master['primary'],
|
154 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
155 |
|
156 |
|
157 |
@qa_utils.DefineHook('backup-export') |
158 |
def TestInstanceExport(instance, node): |
159 |
"""gnt-backup export"""
|
160 |
master = qa_config.GetMasterNode() |
161 |
|
162 |
cmd = ['gnt-backup', 'export', '-n', node['primary'], instance['name']] |
163 |
AssertEqual(StartSSH(master['primary'],
|
164 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
165 |
|
166 |
return qa_utils.ResolveInstanceName(instance)
|
167 |
|
168 |
|
169 |
@qa_utils.DefineHook('backup-import') |
170 |
def TestInstanceImport(node, newinst, expnode, name): |
171 |
"""gnt-backup import"""
|
172 |
master = qa_config.GetMasterNode() |
173 |
|
174 |
cmd = (['gnt-backup', 'import', |
175 |
'--disk-template=plain',
|
176 |
'--no-ip-check',
|
177 |
'--src-node=%s' % expnode['primary'], |
178 |
'--src-dir=%s/%s' % (constants.EXPORT_DIR, name),
|
179 |
'--node=%s' % node['primary']] + |
180 |
_GetGenericAddParameters()) |
181 |
cmd.append(newinst['name'])
|
182 |
AssertEqual(StartSSH(master['primary'],
|
183 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
184 |
|
185 |
|
186 |
@qa_utils.DefineHook('backup-list') |
187 |
def TestBackupList(expnode): |
188 |
"""gnt-backup list"""
|
189 |
master = qa_config.GetMasterNode() |
190 |
|
191 |
cmd = ['gnt-backup', 'list', '--node=%s' % expnode['primary']] |
192 |
AssertEqual(StartSSH(master['primary'],
|
193 |
utils.ShellQuoteArgs(cmd)).wait(), 0)
|
194 |
|
195 |
|
196 |
def _TestInstanceDiskFailure(instance, node, node2, onmaster): |
197 |
"""Testing disk failure."""
|
198 |
master = qa_config.GetMasterNode() |
199 |
sq = utils.ShellQuoteArgs |
200 |
|
201 |
instance_full = qa_utils.ResolveInstanceName(instance) |
202 |
node_full = qa_utils.ResolveNodeName(node) |
203 |
node2_full = qa_utils.ResolveNodeName(node2) |
204 |
|
205 |
cmd = ['gnt-node', 'volumes', '--separator=|', '--no-headers', |
206 |
'--output=node,phys,instance',
|
207 |
node['primary'], node2['primary']] |
208 |
output = qa_utils.GetCommandOutput(master['primary'], sq(cmd))
|
209 |
|
210 |
# Get physical disk names
|
211 |
re_disk = re.compile(r'^/dev/([a-z]+)\d+$')
|
212 |
node2disk = {} |
213 |
for line in output.splitlines(): |
214 |
(node_name, phys, inst) = line.split('|')
|
215 |
if inst == instance_full:
|
216 |
if node_name not in node2disk: |
217 |
node2disk[node_name] = [] |
218 |
|
219 |
m = re_disk.match(phys) |
220 |
if not m: |
221 |
raise qa_error.Error("Unknown disk name format: %s" % disk) |
222 |
|
223 |
name = m.group(1)
|
224 |
if name not in node2disk[node_name]: |
225 |
node2disk[node_name].append(name) |
226 |
|
227 |
if [node2_full, node_full][int(onmaster)] not in node2disk: |
228 |
raise qa_error.Error("Couldn't find physical disks used on " |
229 |
"%s node" % ["secondary", "master"][int(onmaster)]) |
230 |
|
231 |
# Check whether nodes have ability to stop disks
|
232 |
for node_name, disks in node2disk.iteritems(): |
233 |
cmds = [] |
234 |
for disk in disks: |
235 |
cmds.append(sq(["test", "-f", _GetDiskStatePath(disk)])) |
236 |
AssertEqual(StartSSH(node_name, ' && '.join(cmds)).wait(), 0) |
237 |
|
238 |
# Get device paths
|
239 |
cmd = ['gnt-instance', 'activate-disks', instance['name']] |
240 |
output = qa_utils.GetCommandOutput(master['primary'], sq(cmd))
|
241 |
devpath = [] |
242 |
for line in output.splitlines(): |
243 |
(_, _, tmpdevpath) = line.split(':')
|
244 |
devpath.append(tmpdevpath) |
245 |
|
246 |
# Get drbd device paths
|
247 |
cmd = ['gnt-instance', 'info', instance['name']] |
248 |
output = qa_utils.GetCommandOutput(master['primary'], sq(cmd))
|
249 |
pattern = (r'\s+-\s+type:\s+drbd,\s+.*$'
|
250 |
r'\s+primary:\s+(/dev/drbd\d+)\s+')
|
251 |
drbddevs = re.findall(pattern, output, re.M) |
252 |
|
253 |
halted_disks = [] |
254 |
try:
|
255 |
# Deactivate disks
|
256 |
cmds = [] |
257 |
for name in node2disk[[node2_full, node_full][int(onmaster)]]: |
258 |
halted_disks.append(name) |
259 |
cmds.append(sq(["echo", "offline"]) + " >%s" % _GetDiskStatePath(name)) |
260 |
AssertEqual(StartSSH([node2, node][int(onmaster)]['primary'], |
261 |
' && '.join(cmds)).wait(), 0) |
262 |
|
263 |
# Write something to the disks and give some time to notice the problem
|
264 |
cmds = [] |
265 |
for disk in devpath: |
266 |
cmds.append(sq(["dd", "count=1", "bs=512", "conv=notrunc", |
267 |
"if=%s" % disk, "of=%s" % disk])) |
268 |
for _ in (0, 1, 2): |
269 |
AssertEqual(StartSSH(node['primary'], ' && '.join(cmds)).wait(), 0) |
270 |
time.sleep(3)
|
271 |
|
272 |
for name in drbddevs: |
273 |
cmd = ['drbdsetup', name, 'show'] |
274 |
AssertEqual(StartSSH(node['primary'], sq(cmd)).wait(), 0) |
275 |
|
276 |
# For manual checks
|
277 |
cmd = ['gnt-instance', 'info', instance['name']] |
278 |
AssertEqual(StartSSH(master['primary'], sq(cmd)).wait(), 0) |
279 |
|
280 |
finally:
|
281 |
# Activate disks again
|
282 |
cmds = [] |
283 |
for name in halted_disks: |
284 |
cmds.append(sq(["echo", "running"]) + " >%s" % _GetDiskStatePath(name)) |
285 |
AssertEqual(StartSSH([node2, node][int(onmaster)]['primary'], |
286 |
'; '.join(cmds)).wait(), 0) |
287 |
|
288 |
if onmaster:
|
289 |
for name in drbddevs: |
290 |
cmd = ['drbdsetup', name, 'detach'] |
291 |
AssertEqual(StartSSH(node['primary'], sq(cmd)).wait(), 0) |
292 |
else:
|
293 |
for name in drbddevs: |
294 |
cmd = ['drbdsetup', name, 'disconnect'] |
295 |
AssertEqual(StartSSH(node2['primary'], sq(cmd)).wait(), 0) |
296 |
|
297 |
# Make sure disks are up again
|
298 |
#cmd = ['gnt-instance', 'activate-disks', instance['name']]
|
299 |
#AssertEqual(StartSSH(master['primary'], sq(cmd)).wait(), 0)
|
300 |
|
301 |
# Restart instance
|
302 |
cmd = ['gnt-instance', 'shutdown', instance['name']] |
303 |
AssertEqual(StartSSH(master['primary'], sq(cmd)).wait(), 0) |
304 |
|
305 |
#cmd = ['gnt-instance', 'startup', '--force', instance['name']]
|
306 |
cmd = ['gnt-instance', 'startup', instance['name']] |
307 |
AssertEqual(StartSSH(master['primary'], sq(cmd)).wait(), 0) |
308 |
|
309 |
cmd = ['gnt-cluster', 'verify'] |
310 |
AssertEqual(StartSSH(master['primary'], sq(cmd)).wait(), 0) |
311 |
|
312 |
|
313 |
def TestInstanceMasterDiskFailure(instance, node, node2): |
314 |
"""Testing disk failure on master node."""
|
315 |
print qa_utils.FormatError("Disk failure on primary node cannot be " |
316 |
"tested due to potential crashes.")
|
317 |
# The following can cause crashes, thus it's disabled until fixed
|
318 |
#return _TestInstanceDiskFailure(instance, node, node2, True)
|
319 |
|
320 |
|
321 |
def TestInstanceSecondaryDiskFailure(instance, node, node2): |
322 |
"""Testing disk failure on secondary node."""
|
323 |
return _TestInstanceDiskFailure(instance, node, node2, False) |