4 # Copyright (C) 2007, 2011 Google Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 """Instance related QA tests.
29 from ganeti import utils
30 from ganeti import constants
31 from ganeti import query
37 from qa_utils import AssertIn, AssertCommand, AssertEqual
40 def _GetDiskStatePath(disk):
41 return "/sys/block/%s/device/state" % disk
44 def _GetGenericAddParameters():
45 params = ["-B", "%s=%s" % (constants.BE_MEMORY, qa_config.get("mem"))]
46 for idx, size in enumerate(qa_config.get("disk")):
47 params.extend(["--disk", "%s:size=%s" % (idx, size)])
51 def _DiskTest(node, disk_template):
52 instance = qa_config.AcquireInstance()
54 cmd = (["gnt-instance", "add",
55 "--os-type=%s" % qa_config.get("os"),
56 "--disk-template=%s" % disk_template,
58 _GetGenericAddParameters())
59 cmd.append(instance["name"])
63 _CheckSsconfInstanceList(instance["name"])
67 qa_config.ReleaseInstance(instance)
71 def TestInstanceAddWithPlainDisk(node):
72 """gnt-instance add -t plain"""
73 return _DiskTest(node["primary"], "plain")
76 def TestInstanceAddWithDrbdDisk(node, node2):
77 """gnt-instance add -t drbd"""
78 return _DiskTest("%s:%s" % (node["primary"], node2["primary"]),
82 def TestInstanceRemove(instance):
83 """gnt-instance remove"""
84 AssertCommand(["gnt-instance", "remove", "-f", instance["name"]])
86 qa_config.ReleaseInstance(instance)
89 def TestInstanceStartup(instance):
90 """gnt-instance startup"""
91 AssertCommand(["gnt-instance", "startup", instance["name"]])
94 def TestInstanceShutdown(instance):
95 """gnt-instance shutdown"""
96 AssertCommand(["gnt-instance", "shutdown", instance["name"]])
99 def TestInstanceReboot(instance):
100 """gnt-instance reboot"""
101 options = qa_config.get("options", {})
102 reboot_types = options.get("reboot-types", constants.REBOOT_TYPES)
103 name = instance["name"]
104 for rtype in reboot_types:
105 AssertCommand(["gnt-instance", "reboot", "--type=%s" % rtype, name])
107 AssertCommand(["gnt-instance", "shutdown", name])
108 AssertCommand(["gnt-instance", "reboot", name])
110 master = qa_config.GetMasterNode()
111 cmd = ["gnt-instance", "list", "--no-header", "-o", "status", name]
112 result_output = qa_utils.GetCommandOutput(master["primary"],
113 utils.ShellQuoteArgs(cmd))
114 AssertEqual(result_output.strip(), constants.INSTST_RUNNING)
117 def TestInstanceReinstall(instance):
118 """gnt-instance reinstall"""
119 AssertCommand(["gnt-instance", "reinstall", "-f", instance["name"]])
122 def _ReadSsconfInstanceList():
123 """Reads ssconf_instance_list from the master node.
126 master = qa_config.GetMasterNode()
128 cmd = ["cat", utils.PathJoin(constants.DATA_DIR,
129 "ssconf_%s" % constants.SS_INSTANCE_LIST)]
131 return qa_utils.GetCommandOutput(master["primary"],
132 utils.ShellQuoteArgs(cmd)).splitlines()
135 def _CheckSsconfInstanceList(instance):
136 """Checks if a certain instance is in the ssconf instance list.
138 @type instance: string
139 @param instance: Instance name
142 AssertIn(qa_utils.ResolveInstanceName(instance),
143 _ReadSsconfInstanceList())
146 def TestInstanceRename(rename_source, rename_target):
147 """gnt-instance rename"""
148 _CheckSsconfInstanceList(rename_source)
149 AssertCommand(["gnt-instance", "rename", rename_source, rename_target])
150 _CheckSsconfInstanceList(rename_target)
151 AssertCommand(["gnt-instance", "rename", rename_target, rename_source])
152 _CheckSsconfInstanceList(rename_source)
153 qa_utils.AddToEtcHosts(["meeeeh-not-exists", rename_target])
155 AssertCommand(["gnt-instance", "rename", rename_source, rename_target],
157 _CheckSsconfInstanceList(rename_source)
159 qa_utils.RemoveFromEtcHosts(["meeeeh-not-exists", rename_target])
160 AssertCommand(["gnt-instance", "rename", rename_source, rename_target])
161 _CheckSsconfInstanceList(rename_target)
164 def TestInstanceFailover(instance):
165 """gnt-instance failover"""
166 cmd = ["gnt-instance", "failover", "--force", instance["name"]]
173 def TestInstanceMigrate(instance):
174 """gnt-instance migrate"""
175 cmd = ["gnt-instance", "migrate", "--force", instance["name"]]
180 AssertCommand(["gnt-instance", "shutdown", instance["name"]])
181 AssertCommand(cmd, fail=True)
182 AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover",
184 AssertCommand(["gnt-instance", "start", instance["name"]])
188 def TestInstanceInfo(instance):
189 """gnt-instance info"""
190 AssertCommand(["gnt-instance", "info", instance["name"]])
193 def TestInstanceModify(instance):
194 """gnt-instance modify"""
195 # Assume /sbin/init exists on all systems
196 test_kernel = "/sbin/init"
197 test_initrd = test_kernel
199 orig_memory = qa_config.get("mem")
200 #orig_bridge = qa_config.get("bridge", "xen-br0")
202 ["-B", "%s=128" % constants.BE_MEMORY],
203 ["-B", "%s=%s" % (constants.BE_MEMORY, orig_memory)],
204 ["-B", "%s=2" % constants.BE_VCPUS],
205 ["-B", "%s=1" % constants.BE_VCPUS],
206 ["-B", "%s=%s" % (constants.BE_VCPUS, constants.VALUE_DEFAULT)],
208 ["-H", "%s=%s" % (constants.HV_KERNEL_PATH, test_kernel)],
209 ["-H", "%s=%s" % (constants.HV_KERNEL_PATH, constants.VALUE_DEFAULT)],
210 ["-H", "%s=%s" % (constants.HV_INITRD_PATH, test_initrd)],
211 ["-H", "no_%s" % (constants.HV_INITRD_PATH, )],
212 ["-H", "%s=%s" % (constants.HV_INITRD_PATH, constants.VALUE_DEFAULT)],
215 #["--bridge", "xen-br1"],
216 #["--bridge", orig_bridge],
218 # TODO: Do these tests only with xen-hvm
219 #["-H", "%s=acn" % constants.HV_BOOT_ORDER],
220 #["-H", "%s=%s" % (constants.HV_BOOT_ORDER, constants.VALUE_DEFAULT)],
223 AssertCommand(["gnt-instance", "modify"] + alist + [instance["name"]])
226 AssertCommand(["gnt-instance", "modify", instance["name"]], fail=True)
229 def TestInstanceConvertDisk(instance, snode):
230 """gnt-instance modify -t"""
231 name = instance["name"]
232 AssertCommand(["gnt-instance", "modify", "-t", "plain", name])
233 AssertCommand(["gnt-instance", "modify", "-t", "drbd",
234 "-n", snode["primary"], name])
237 def TestInstanceList():
238 """gnt-instance list"""
239 qa_utils.GenericQueryTest("gnt-instance", query.INSTANCE_FIELDS.keys())
242 def TestInstanceListFields():
243 """gnt-instance list-fields"""
244 qa_utils.GenericQueryFieldsTest("gnt-instance", query.INSTANCE_FIELDS.keys())
247 def TestInstanceConsole(instance):
248 """gnt-instance console"""
249 AssertCommand(["gnt-instance", "console", "--show-cmd", instance["name"]])
252 def TestReplaceDisks(instance, pnode, snode, othernode):
253 """gnt-instance replace-disks"""
254 # pylint: disable=W0613
255 # due to unused pnode arg
256 # FIXME: should be removed from the function completely
258 cmd = ["gnt-instance", "replace-disks"]
260 cmd.append(instance["name"])
266 ["--new-secondary=%s" % othernode["primary"]],
268 ["--new-secondary=%s" % snode["primary"]],
270 AssertCommand(buildcmd(data))
272 AssertCommand(buildcmd(["-a"]))
273 AssertCommand(["gnt-instance", "stop", instance["name"]])
274 AssertCommand(buildcmd(["-a"]), fail=True)
275 AssertCommand(["gnt-instance", "activate-disks", instance["name"]])
276 AssertCommand(buildcmd(["-a"]))
277 AssertCommand(["gnt-instance", "start", instance["name"]])
280 def TestInstanceExport(instance, node):
281 """gnt-backup export -n ..."""
282 name = instance["name"]
283 AssertCommand(["gnt-backup", "export", "-n", node["primary"], name])
284 return qa_utils.ResolveInstanceName(name)
287 def TestInstanceExportWithRemove(instance, node):
288 """gnt-backup export --remove-instance"""
289 AssertCommand(["gnt-backup", "export", "-n", node["primary"],
290 "--remove-instance", instance["name"]])
293 def TestInstanceExportNoTarget(instance):
294 """gnt-backup export (without target node, should fail)"""
295 AssertCommand(["gnt-backup", "export", instance["name"]], fail=True)
298 def TestInstanceImport(node, newinst, expnode, name):
299 """gnt-backup import"""
300 cmd = (["gnt-backup", "import",
301 "--disk-template=plain",
303 "--net", "0:mac=generate",
304 "--src-node=%s" % expnode["primary"],
305 "--src-dir=%s/%s" % (constants.EXPORT_DIR, name),
306 "--node=%s" % node["primary"]] +
307 _GetGenericAddParameters())
308 cmd.append(newinst["name"])
312 def TestBackupList(expnode):
313 """gnt-backup list"""
314 AssertCommand(["gnt-backup", "list", "--node=%s" % expnode["primary"]])
317 def _TestInstanceDiskFailure(instance, node, node2, onmaster):
318 """Testing disk failure."""
319 master = qa_config.GetMasterNode()
320 sq = utils.ShellQuoteArgs
322 instance_full = qa_utils.ResolveInstanceName(instance["name"])
323 node_full = qa_utils.ResolveNodeName(node)
324 node2_full = qa_utils.ResolveNodeName(node2)
326 print qa_utils.FormatInfo("Getting physical disk names")
327 cmd = ["gnt-node", "volumes", "--separator=|", "--no-headers",
328 "--output=node,phys,instance",
329 node["primary"], node2["primary"]]
330 output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
332 # Get physical disk names
333 re_disk = re.compile(r"^/dev/([a-z]+)\d+$")
335 for line in output.splitlines():
336 (node_name, phys, inst) = line.split("|")
337 if inst == instance_full:
338 if node_name not in node2disk:
339 node2disk[node_name] = []
341 m = re_disk.match(phys)
343 raise qa_error.Error("Unknown disk name format: %s" % phys)
346 if name not in node2disk[node_name]:
347 node2disk[node_name].append(name)
349 if [node2_full, node_full][int(onmaster)] not in node2disk:
350 raise qa_error.Error("Couldn't find physical disks used on"
351 " %s node" % ["secondary", "master"][int(onmaster)])
353 print qa_utils.FormatInfo("Checking whether nodes have ability to stop"
355 for node_name, disks in node2disk.iteritems():
358 cmds.append(sq(["test", "-f", _GetDiskStatePath(disk)]))
359 AssertCommand(" && ".join(cmds), node=node_name)
361 print qa_utils.FormatInfo("Getting device paths")
362 cmd = ["gnt-instance", "activate-disks", instance["name"]]
363 output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
365 for line in output.splitlines():
366 (_, _, tmpdevpath) = line.split(":")
367 devpath.append(tmpdevpath)
370 print qa_utils.FormatInfo("Getting drbd device paths")
371 cmd = ["gnt-instance", "info", instance["name"]]
372 output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
373 pattern = (r"\s+-\s+sd[a-z]+,\s+type:\s+drbd8?,\s+.*$"
374 r"\s+primary:\s+(/dev/drbd\d+)\s+")
375 drbddevs = re.findall(pattern, output, re.M)
380 print qa_utils.FormatInfo("Deactivating disks")
382 for name in node2disk[[node2_full, node_full][int(onmaster)]]:
383 halted_disks.append(name)
384 cmds.append(sq(["echo", "offline"]) + " >%s" % _GetDiskStatePath(name))
385 AssertCommand(" && ".join(cmds), node=[node2, node][int(onmaster)])
387 print qa_utils.FormatInfo("Write to disks and give some time to notice"
388 " to notice the problem")
391 cmds.append(sq(["dd", "count=1", "bs=512", "conv=notrunc",
392 "if=%s" % disk, "of=%s" % disk]))
394 AssertCommand(" && ".join(cmds), node=node)
397 print qa_utils.FormatInfo("Debugging info")
398 for name in drbddevs:
399 AssertCommand(["drbdsetup", name, "show"], node=node)
401 AssertCommand(["gnt-instance", "info", instance["name"]])
404 print qa_utils.FormatInfo("Activating disks again")
406 for name in halted_disks:
407 cmds.append(sq(["echo", "running"]) + " >%s" % _GetDiskStatePath(name))
408 AssertCommand("; ".join(cmds), node=[node2, node][int(onmaster)])
411 for name in drbddevs:
412 AssertCommand(["drbdsetup", name, "detach"], node=node)
414 for name in drbddevs:
415 AssertCommand(["drbdsetup", name, "disconnect"], node=node2)
418 #AssertCommand(["vgs"], [node2, node][int(onmaster)])
420 print qa_utils.FormatInfo("Making sure disks are up again")
421 AssertCommand(["gnt-instance", "replace-disks", instance["name"]])
423 print qa_utils.FormatInfo("Restarting instance")
424 AssertCommand(["gnt-instance", "shutdown", instance["name"]])
425 AssertCommand(["gnt-instance", "startup", instance["name"]])
427 AssertCommand(["gnt-cluster", "verify"])
430 def TestInstanceMasterDiskFailure(instance, node, node2):
431 """Testing disk failure on master node."""
432 # pylint: disable=W0613
434 print qa_utils.FormatError("Disk failure on primary node cannot be"
435 " tested due to potential crashes.")
436 # The following can cause crashes, thus it's disabled until fixed
437 #return _TestInstanceDiskFailure(instance, node, node2, True)
440 def TestInstanceSecondaryDiskFailure(instance, node, node2):
441 """Testing disk failure on secondary node."""
442 return _TestInstanceDiskFailure(instance, node, node2, False)