#
#
-# Copyright (C) 2007, 2011, 2012 Google Inc.
+# Copyright (C) 2007, 2011, 2012, 2013 Google Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
"""
+import operator
+import os
import re
-import time
from ganeti import utils
from ganeti import constants
from ganeti import query
+from ganeti import pathutils
import qa_config
import qa_utils
return "/sys/block/%s/device/state" % disk
-def _GetGenericAddParameters(inst):
+def _GetGenericAddParameters(inst, disk_template, force_mac=None):
params = ["-B"]
params.append("%s=%s,%s=%s" % (constants.BE_MINMEM,
qa_config.get(constants.BE_MINMEM),
constants.BE_MAXMEM,
qa_config.get(constants.BE_MAXMEM)))
- for idx, size in enumerate(qa_config.get("disk")):
- params.extend(["--disk", "%s:size=%s" % (idx, size)])
+
+ if disk_template != constants.DT_DISKLESS:
+ for idx, disk in enumerate(qa_config.GetDiskOptions()):
+ size = disk.get("size")
+ name = disk.get("name")
+ diskparams = "%s:size=%s" % (idx, size)
+ if name:
+ diskparams += ",name=%s" % name
+ params.extend(["--disk", diskparams])
# Set static MAC address if configured
- nic0_mac = qa_config.GetInstanceNicMac(inst)
+ if force_mac:
+ nic0_mac = force_mac
+ else:
+ nic0_mac = inst.GetNicMacAddr(0, None)
+
if nic0_mac:
params.extend(["--net", "0:mac=%s" % nic0_mac])
return params
-def _DiskTest(node, disk_template):
+def _CreateInstanceByDiskTemplateRaw(nodes_spec, disk_template, fail=False):
+ """Creates an instance with the given disk template on the given nodes(s).
+ Note that this function does not check if enough nodes are given for
+ the respective disk template.
+
+ @type nodes_spec: string
+ @param nodes_spec: string specification of one node (by node name) or several
+ nodes according to the requirements of the disk template
+ @type disk_template: string
+ @param disk_template: the disk template to be used by the instance
+ @return: the created instance
+
+ """
instance = qa_config.AcquireInstance()
try:
cmd = (["gnt-instance", "add",
"--os-type=%s" % qa_config.get("os"),
"--disk-template=%s" % disk_template,
- "--node=%s" % node] +
- _GetGenericAddParameters(instance))
- cmd.append(instance["name"])
+ "--node=%s" % nodes_spec] +
+ _GetGenericAddParameters(instance, disk_template))
+ cmd.append(instance.name)
- AssertCommand(cmd)
+ AssertCommand(cmd, fail=fail)
- _CheckSsconfInstanceList(instance["name"])
+ if not fail:
+ _CheckSsconfInstanceList(instance.name)
+ instance.SetDiskTemplate(disk_template)
- return instance
+ return instance
except:
- qa_config.ReleaseInstance(instance)
+ instance.Release()
raise
+ # Handle the case where creation is expected to fail
+ assert fail
+ instance.Release()
+ return None
-@InstanceCheck(None, INST_UP, RETURN_VALUE)
-def TestInstanceAddWithPlainDisk(node):
+
+def _CreateInstanceByDiskTemplateOneNode(nodes, disk_template, fail=False):
+ """Creates an instance using the given disk template for disk templates
+ for which one given node is sufficient. These templates are for example:
+ plain, diskless, file, sharedfile, blockdev, rados.
+
+ @type nodes: list of nodes
+ @param nodes: a list of nodes, whose first element is used to create the
+ instance
+ @type disk_template: string
+ @param disk_template: the disk template to be used by the instance
+ @return: the created instance
+
+ """
+ assert len(nodes) > 0
+ return _CreateInstanceByDiskTemplateRaw(nodes[0].primary, disk_template,
+ fail=fail)
+
+
+def _CreateInstanceDrbd8(nodes, fail=False):
+ """Creates an instance using disk template 'drbd' on the given nodes.
+
+ @type nodes: list of nodes
+ @param nodes: nodes to be used by the instance
+ @return: the created instance
+
+ """
+ assert len(nodes) > 1
+ return _CreateInstanceByDiskTemplateRaw(
+ ":".join(map(operator.attrgetter("primary"), nodes)),
+ constants.DT_DRBD8, fail=fail)
+
+
+def CreateInstanceByDiskTemplate(nodes, disk_template, fail=False):
+ """Given a disk template, this function creates an instance using
+ the template. It uses the required number of nodes depending on
+ the disk template. This function is intended to be used by tests
+ that don't care about the specifics of the instance other than
+ that it uses the given disk template.
+
+ Note: If you use this function, make sure to call
+ 'TestInstanceRemove' at the end of your tests to avoid orphaned
+ instances hanging around and interfering with the following tests.
+
+ @type nodes: list of nodes
+ @param nodes: the list of the nodes on which the instance will be placed;
+ it needs to have sufficiently many elements for the given
+ disk template
+ @type disk_template: string
+ @param disk_template: the disk template to be used by the instance
+ @return: the created instance
+
+ """
+ if disk_template == constants.DT_DRBD8:
+ return _CreateInstanceDrbd8(nodes, fail=fail)
+ elif disk_template in [constants.DT_DISKLESS, constants.DT_PLAIN,
+ constants.DT_FILE]:
+ return _CreateInstanceByDiskTemplateOneNode(nodes, disk_template, fail=fail)
+ else:
+ # FIXME: This assumes that for all other disk templates, we only need one
+ # node and no disk template specific parameters. This else-branch is
+ # currently only used in cases where we expect failure. Extend it when
+ # QA needs for these templates change.
+ return _CreateInstanceByDiskTemplateOneNode(nodes, disk_template, fail=fail)
+
+
+def _GetInstanceInfo(instance):
+ """Return information about the actual state of an instance.
+
+ @type instance: string
+ @param instance: the instance name
+ @return: a dictionary with the following keys:
+ - "nodes": instance nodes, a list of strings
+ - "volumes": instance volume IDs, a list of strings
+ - "drbd-minors": DRBD minors used by the instance, a dictionary where
+ keys are nodes, and values are lists of integers (or an empty
+ dictionary for non-DRBD instances)
+ - "disk-template": instance disk template
+ - "storage-type": storage type associated with the instance disk template
+
+ """
+ node_elem = r"([^,()]+)(?:\s+\([^)]+\))?"
+ # re_nodelist matches a list of nodes returned by gnt-instance info, e.g.:
+ # node1.fqdn
+ # node2.fqdn,node3.fqdn
+ # node4.fqdn (group mygroup, group UUID 01234567-abcd-0123-4567-0123456789ab)
+ # FIXME This works with no more than 2 secondaries
+ re_nodelist = re.compile(node_elem + "(?:," + node_elem + ")?$")
+
+ info = qa_utils.GetObjectInfo(["gnt-instance", "info", instance])[0]
+ nodes = []
+ for nodeinfo in info["Nodes"]:
+ if "primary" in nodeinfo:
+ nodes.append(nodeinfo["primary"])
+ elif "secondaries" in nodeinfo:
+ nodestr = nodeinfo["secondaries"]
+ if nodestr:
+ m = re_nodelist.match(nodestr)
+ if m:
+ nodes.extend(filter(None, m.groups()))
+ else:
+ nodes.append(nodestr)
+
+ disk_template = info["Disk template"]
+ if not disk_template:
+ raise qa_error.Error("Can't get instance disk template")
+ storage_type = constants.DISK_TEMPLATES_STORAGE_TYPE[disk_template]
+
+ re_drbdnode = re.compile(r"^([^\s,]+),\s+minor=([0-9]+)$")
+ vols = []
+ drbd_min = {}
+ for (count, diskinfo) in enumerate(info["Disks"]):
+ (dtype, _) = diskinfo["disk/%s" % count].split(",", 1)
+ if dtype == constants.LD_DRBD8:
+ for child in diskinfo["child devices"]:
+ vols.append(child["logical_id"])
+ for key in ["nodeA", "nodeB"]:
+ m = re_drbdnode.match(diskinfo[key])
+ if not m:
+ raise qa_error.Error("Cannot parse DRBD info: %s" % diskinfo[key])
+ node = m.group(1)
+ minor = int(m.group(2))
+ minorlist = drbd_min.setdefault(node, [])
+ minorlist.append(minor)
+ elif dtype == constants.LD_LV:
+ vols.append(diskinfo["logical_id"])
+
+ assert nodes
+ assert len(nodes) < 2 or vols
+ return {
+ "nodes": nodes,
+ "volumes": vols,
+ "drbd-minors": drbd_min,
+ "disk-template": disk_template,
+ "storage-type": storage_type,
+ }
+
+
+def _DestroyInstanceDisks(instance):
+ """Remove all the backend disks of an instance.
+
+ This is used to simulate HW errors (dead nodes, broken disks...); the
+ configuration of the instance is not affected.
+ @type instance: dictionary
+ @param instance: the instance
+
+ """
+ info = _GetInstanceInfo(instance.name)
+ # FIXME: destruction/removal should be part of the disk class
+ if info["storage-type"] == constants.ST_LVM_VG:
+ vols = info["volumes"]
+ for node in info["nodes"]:
+ AssertCommand(["lvremove", "-f"] + vols, node=node)
+ elif info["storage-type"] == constants.ST_FILE:
+ # FIXME: file storage dir not configurable in qa
+ # Note that this works for both file and sharedfile, and this is intended.
+ filestorage = pathutils.DEFAULT_FILE_STORAGE_DIR
+ idir = os.path.join(filestorage, instance.name)
+ for node in info["nodes"]:
+ AssertCommand(["rm", "-rf", idir], node=node)
+ elif info["storage-type"] == constants.ST_DISKLESS:
+ pass
+
+
+def _GetInstanceField(instance, field):
+ """Get the value of a field of an instance.
+
+ @type instance: string
+ @param instance: Instance name
+ @type field: string
+ @param field: Name of the field
+ @rtype: string
+
+ """
+ master = qa_config.GetMasterNode()
+ infocmd = utils.ShellQuoteArgs(["gnt-instance", "list", "--no-headers",
+ "--units", "m", "-o", field, instance])
+ return qa_utils.GetCommandOutput(master.primary, infocmd).strip()
+
+
+def _GetBoolInstanceField(instance, field):
+ """Get the Boolean value of a field of an instance.
+
+ @type instance: string
+ @param instance: Instance name
+ @type field: string
+ @param field: Name of the field
+ @rtype: bool
+
+ """
+ info_out = _GetInstanceField(instance, field)
+ if info_out == "Y":
+ return True
+ elif info_out == "N":
+ return False
+ else:
+ raise qa_error.Error("Field %s of instance %s has a non-Boolean value:"
+ " %s" % (field, instance, info_out))
+
+
+def _GetNumInstanceField(instance, field):
+ """Get a numeric value of a field of an instance.
+
+ @type instance: string
+ @param instance: Instance name
+ @type field: string
+ @param field: Name of the field
+ @rtype: int or float
+
+ """
+ info_out = _GetInstanceField(instance, field)
+ try:
+ ret = int(info_out)
+ except ValueError:
+ try:
+ ret = float(info_out)
+ except ValueError:
+ raise qa_error.Error("Field %s of instance %s has a non-numeric value:"
+ " %s" % (field, instance, info_out))
+ return ret
+
+
+def GetInstanceSpec(instance, spec):
+ """Return the current spec for the given parameter.
+
+ @type instance: string
+ @param instance: Instance name
+ @type spec: string
+ @param spec: one of the supported parameters: "memory-size", "cpu-count",
+ "disk-count", "disk-size", "nic-count"
+ @rtype: tuple
+ @return: (minspec, maxspec); minspec and maxspec can be different only for
+ memory and disk size
+
+ """
+ specmap = {
+ "memory-size": ["be/minmem", "be/maxmem"],
+ "cpu-count": ["vcpus"],
+ "disk-count": ["disk.count"],
+ "disk-size": ["disk.size/ "],
+ "nic-count": ["nic.count"],
+ }
+ # For disks, first we need the number of disks
+ if spec == "disk-size":
+ (numdisk, _) = GetInstanceSpec(instance, "disk-count")
+ fields = ["disk.size/%s" % k for k in range(0, numdisk)]
+ else:
+ assert spec in specmap, "%s not in %s" % (spec, specmap)
+ fields = specmap[spec]
+ values = [_GetNumInstanceField(instance, f) for f in fields]
+ return (min(values), max(values))
+
+
+def IsFailoverSupported(instance):
+ return instance.disk_template in constants.DTS_MIRRORED
+
+
+def IsMigrationSupported(instance):
+ return instance.disk_template in constants.DTS_MIRRORED
+
+
+def IsDiskReplacingSupported(instance):
+ return instance.disk_template == constants.DT_DRBD8
+
+
+def IsDiskSupported(instance):
+ return instance.disk_template != constants.DT_DISKLESS
+
+
+def TestInstanceAddWithPlainDisk(nodes, fail=False):
"""gnt-instance add -t plain"""
- return _DiskTest(node["primary"], "plain")
+ if constants.DT_PLAIN in qa_config.GetEnabledDiskTemplates():
+ instance = _CreateInstanceByDiskTemplateOneNode(nodes, constants.DT_PLAIN,
+ fail=fail)
+ if not fail:
+ qa_utils.RunInstanceCheck(instance, True)
+ return instance
@InstanceCheck(None, INST_UP, RETURN_VALUE)
-def TestInstanceAddWithDrbdDisk(node, node2):
+def TestInstanceAddWithDrbdDisk(nodes):
"""gnt-instance add -t drbd"""
- return _DiskTest("%s:%s" % (node["primary"], node2["primary"]),
- "drbd")
+ if constants.DT_DRBD8 in qa_config.GetEnabledDiskTemplates():
+ return _CreateInstanceDrbd8(nodes)
+
+
+@InstanceCheck(None, INST_UP, RETURN_VALUE)
+def TestInstanceAddFile(nodes):
+ """gnt-instance add -t file"""
+ assert len(nodes) == 1
+ if constants.DT_FILE in qa_config.GetEnabledDiskTemplates():
+ return _CreateInstanceByDiskTemplateOneNode(nodes, constants.DT_FILE)
+
+
+@InstanceCheck(None, INST_UP, RETURN_VALUE)
+def TestInstanceAddDiskless(nodes):
+ """gnt-instance add -t diskless"""
+ assert len(nodes) == 1
+ if constants.DT_FILE in qa_config.GetEnabledDiskTemplates():
+ return _CreateInstanceByDiskTemplateOneNode(nodes, constants.DT_DISKLESS)
@InstanceCheck(None, INST_DOWN, FIRST_ARG)
def TestInstanceRemove(instance):
"""gnt-instance remove"""
- AssertCommand(["gnt-instance", "remove", "-f", instance["name"]])
-
- qa_config.ReleaseInstance(instance)
+ AssertCommand(["gnt-instance", "remove", "-f", instance.name])
@InstanceCheck(INST_DOWN, INST_UP, FIRST_ARG)
def TestInstanceStartup(instance):
"""gnt-instance startup"""
- AssertCommand(["gnt-instance", "startup", instance["name"]])
+ AssertCommand(["gnt-instance", "startup", instance.name])
@InstanceCheck(INST_UP, INST_DOWN, FIRST_ARG)
def TestInstanceShutdown(instance):
"""gnt-instance shutdown"""
- AssertCommand(["gnt-instance", "shutdown", instance["name"]])
+ AssertCommand(["gnt-instance", "shutdown", instance.name])
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
"""gnt-instance reboot"""
options = qa_config.get("options", {})
reboot_types = options.get("reboot-types", constants.REBOOT_TYPES)
- name = instance["name"]
+ name = instance.name
for rtype in reboot_types:
AssertCommand(["gnt-instance", "reboot", "--type=%s" % rtype, name])
master = qa_config.GetMasterNode()
cmd = ["gnt-instance", "list", "--no-headers", "-o", "status", name]
- result_output = qa_utils.GetCommandOutput(master["primary"],
+ result_output = qa_utils.GetCommandOutput(master.primary,
utils.ShellQuoteArgs(cmd))
AssertEqual(result_output.strip(), constants.INSTST_RUNNING)
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceReinstall(instance):
"""gnt-instance reinstall"""
- AssertCommand(["gnt-instance", "reinstall", "-f", instance["name"]])
+ if instance.disk_template == constants.DT_DISKLESS:
+ print qa_utils.FormatInfo("Test not supported for diskless instances")
+ return
+
+ AssertCommand(["gnt-instance", "reinstall", "-f", instance.name])
+
+ # Test with non-existant OS definition
+ AssertCommand(["gnt-instance", "reinstall", "-f",
+ "--os-type=NonExistantOsForQa",
+ instance.name],
+ fail=True)
def _ReadSsconfInstanceList():
"""
master = qa_config.GetMasterNode()
- cmd = ["cat", utils.PathJoin(constants.DATA_DIR,
- "ssconf_%s" % constants.SS_INSTANCE_LIST)]
+ ssconf_path = utils.PathJoin(pathutils.DATA_DIR,
+ "ssconf_%s" % constants.SS_INSTANCE_LIST)
- return qa_utils.GetCommandOutput(master["primary"],
+ cmd = ["cat", qa_utils.MakeNodePath(master, ssconf_path)]
+
+ return qa_utils.GetCommandOutput(master.primary,
utils.ShellQuoteArgs(cmd)).splitlines()
finally:
qa_utils.RemoveFromEtcHosts(["meeeeh-not-exists", rename_target])
+ info = _GetInstanceInfo(rename_source)
+
+ # Check instance volume tags correctly updated. Note that this check is lvm
+ # specific, so we skip it for non-lvm-based instances.
+ # FIXME: This will need updating when instances will be able to have
+ # different disks living on storage pools with etherogeneous storage types.
+ # FIXME: This check should be put inside the disk/storage class themselves,
+ # rather than explicitly called here.
+ if info["storage-type"] == constants.ST_LVM_VG:
+ # In the lvm world we can check for tags on the logical volume
+ tags_cmd = ("lvs -o tags --noheadings %s | grep " %
+ (" ".join(info["volumes"]), ))
+ else:
+ # Other storage types don't have tags, so we use an always failing command,
+ # to make sure it never gets executed
+ tags_cmd = "false"
+
# and now rename instance to rename_target...
AssertCommand(["gnt-instance", "rename", rename_source, rename_target])
_CheckSsconfInstanceList(rename_target)
qa_utils.RunInstanceCheck(rename_source, False)
qa_utils.RunInstanceCheck(rename_target, False)
+ # NOTE: tags might not be the exactly as the instance name, due to
+ # charset restrictions; hence the test might be flaky
+ if (rename_source != rename_target and
+ info["storage-type"] == constants.ST_LVM_VG):
+ for node in info["nodes"]:
+ AssertCommand(tags_cmd + rename_source, node=node, fail=True)
+ AssertCommand(tags_cmd + rename_target, node=node, fail=False)
+
# and back
AssertCommand(["gnt-instance", "rename", rename_target, rename_source])
_CheckSsconfInstanceList(rename_source)
qa_utils.RunInstanceCheck(rename_target, False)
+ if (rename_source != rename_target and
+ info["storage-type"] == constants.ST_LVM_VG):
+ for node in info["nodes"]:
+ AssertCommand(tags_cmd + rename_source, node=node, fail=False)
+ AssertCommand(tags_cmd + rename_target, node=node, fail=True)
+
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceFailover(instance):
"""gnt-instance failover"""
- cmd = ["gnt-instance", "failover", "--force", instance["name"]]
+ if not IsFailoverSupported(instance):
+ print qa_utils.FormatInfo("Instance doesn't support failover, skipping"
+ " test")
+ return
+
+ cmd = ["gnt-instance", "failover", "--force", instance.name]
# failover ...
AssertCommand(cmd)
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
-def TestInstanceMigrate(instance):
+def TestInstanceMigrate(instance, toggle_always_failover=True):
"""gnt-instance migrate"""
- cmd = ["gnt-instance", "migrate", "--force", instance["name"]]
+ if not IsMigrationSupported(instance):
+ print qa_utils.FormatInfo("Instance doesn't support migration, skipping"
+ " test")
+ return
+
+ cmd = ["gnt-instance", "migrate", "--force", instance.name]
+ af_par = constants.BE_ALWAYS_FAILOVER
+ af_field = "be/" + constants.BE_ALWAYS_FAILOVER
+ af_init_val = _GetBoolInstanceField(instance.name, af_field)
# migrate ...
AssertCommand(cmd)
+ # TODO: Verify the choice between failover and migration
qa_utils.RunInstanceCheck(instance, True)
- # ... and back
+ # ... and back (possibly with always_failover toggled)
+ if toggle_always_failover:
+ AssertCommand(["gnt-instance", "modify", "-B",
+ ("%s=%s" % (af_par, not af_init_val)),
+ instance.name])
AssertCommand(cmd)
+ # TODO: Verify the choice between failover and migration
+ qa_utils.RunInstanceCheck(instance, True)
+ if toggle_always_failover:
+ AssertCommand(["gnt-instance", "modify", "-B",
+ ("%s=%s" % (af_par, af_init_val)), instance.name])
# TODO: Split into multiple tests
- AssertCommand(["gnt-instance", "shutdown", instance["name"]])
+ AssertCommand(["gnt-instance", "shutdown", instance.name])
qa_utils.RunInstanceCheck(instance, False)
AssertCommand(cmd, fail=True)
AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover",
- instance["name"]])
- AssertCommand(["gnt-instance", "start", instance["name"]])
+ instance.name])
+ AssertCommand(["gnt-instance", "start", instance.name])
AssertCommand(cmd)
+ # @InstanceCheck enforces the check that the instance is running
qa_utils.RunInstanceCheck(instance, True)
AssertCommand(["gnt-instance", "modify", "-B",
("%s=%s" %
(constants.BE_ALWAYS_FAILOVER, constants.VALUE_TRUE)),
- instance["name"]])
+ instance.name])
- AssertCommand(cmd, fail=True)
+ AssertCommand(cmd)
qa_utils.RunInstanceCheck(instance, True)
- AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover",
- instance["name"]])
+ # TODO: Verify that a failover has been done instead of a migration
# TODO: Verify whether the default value is restored here (not hardcoded)
AssertCommand(["gnt-instance", "modify", "-B",
("%s=%s" %
(constants.BE_ALWAYS_FAILOVER, constants.VALUE_FALSE)),
- instance["name"]])
+ instance.name])
AssertCommand(cmd)
qa_utils.RunInstanceCheck(instance, True)
def TestInstanceInfo(instance):
"""gnt-instance info"""
- AssertCommand(["gnt-instance", "info", instance["name"]])
+ AssertCommand(["gnt-instance", "info", instance.name])
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceModify(instance):
"""gnt-instance modify"""
+ default_hv = qa_config.GetDefaultHypervisor()
+
# Assume /sbin/init exists on all systems
test_kernel = "/sbin/init"
test_initrd = test_kernel
orig_maxmem = qa_config.get(constants.BE_MAXMEM)
orig_minmem = qa_config.get(constants.BE_MINMEM)
#orig_bridge = qa_config.get("bridge", "xen-br0")
+
args = [
["-B", "%s=128" % constants.BE_MINMEM],
["-B", "%s=128" % constants.BE_MAXMEM],
["-H", "%s=%s" % (constants.HV_KERNEL_PATH, test_kernel)],
["-H", "%s=%s" % (constants.HV_KERNEL_PATH, constants.VALUE_DEFAULT)],
- ["-H", "%s=%s" % (constants.HV_INITRD_PATH, test_initrd)],
- ["-H", "no_%s" % (constants.HV_INITRD_PATH, )],
- ["-H", "%s=%s" % (constants.HV_INITRD_PATH, constants.VALUE_DEFAULT)],
# TODO: bridge tests
#["--bridge", "xen-br1"],
#["--bridge", orig_bridge],
-
- # TODO: Do these tests only with xen-hvm
- #["-H", "%s=acn" % constants.HV_BOOT_ORDER],
- #["-H", "%s=%s" % (constants.HV_BOOT_ORDER, constants.VALUE_DEFAULT)],
]
+
+ if default_hv == constants.HT_XEN_PVM:
+ args.extend([
+ ["-H", "%s=%s" % (constants.HV_INITRD_PATH, test_initrd)],
+ ["-H", "no_%s" % (constants.HV_INITRD_PATH, )],
+ ["-H", "%s=%s" % (constants.HV_INITRD_PATH, constants.VALUE_DEFAULT)],
+ ])
+ elif default_hv == constants.HT_XEN_HVM:
+ args.extend([
+ ["-H", "%s=acn" % constants.HV_BOOT_ORDER],
+ ["-H", "%s=%s" % (constants.HV_BOOT_ORDER, constants.VALUE_DEFAULT)],
+ ])
+
for alist in args:
- AssertCommand(["gnt-instance", "modify"] + alist + [instance["name"]])
+ AssertCommand(["gnt-instance", "modify"] + alist + [instance.name])
# check no-modify
- AssertCommand(["gnt-instance", "modify", instance["name"]], fail=True)
+ AssertCommand(["gnt-instance", "modify", instance.name], fail=True)
+
+ # Marking offline while instance is running must fail...
+ AssertCommand(["gnt-instance", "modify", "--offline", instance.name],
+ fail=True)
- # Marking offline/online while instance is running must fail
- for arg in ["--online", "--offline"]:
- AssertCommand(["gnt-instance", "modify", arg, instance["name"]], fail=True)
+ # ...while making it online is ok, and should work
+ AssertCommand(["gnt-instance", "modify", "--online", instance.name])
+
+
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+def TestInstanceModifyPrimaryAndBack(instance, currentnode, othernode):
+ """gnt-instance modify --new-primary
+
+ This will leave the instance on its original primary node, not other node.
+
+ """
+ if instance.disk_template != constants.DT_FILE:
+ print qa_utils.FormatInfo("Test only supported for the file disk template")
+ return
+
+ cluster_name = qa_config.get("name")
+
+ name = instance.name
+ current = currentnode.primary
+ other = othernode.primary
+
+ # FIXME: the qa doesn't have a customizable file storage dir parameter. As
+ # such for now we use the default.
+ filestorage = pathutils.DEFAULT_FILE_STORAGE_DIR
+ disk = os.path.join(filestorage, name)
+
+ AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name],
+ fail=True)
+ AssertCommand(["gnt-instance", "shutdown", name])
+ AssertCommand(["scp", "-oGlobalKnownHostsFile=%s" %
+ pathutils.SSH_KNOWN_HOSTS_FILE,
+ "-oCheckHostIp=no", "-oStrictHostKeyChecking=yes",
+ "-oHashKnownHosts=no", "-oHostKeyAlias=%s" % cluster_name,
+ "-r", disk, "%s:%s" % (other, filestorage)], node=current)
+ AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name])
+ AssertCommand(["gnt-instance", "startup", name])
+
+ # and back
+ AssertCommand(["gnt-instance", "shutdown", name])
+ AssertCommand(["rm", "-rf", disk], node=other)
+ AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % current, name])
+ AssertCommand(["gnt-instance", "startup", name])
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceStoppedModify(instance):
"""gnt-instance modify (stopped instance)"""
- name = instance["name"]
+ name = instance.name
# Instance was not marked offline; try marking it online once more
AssertCommand(["gnt-instance", "modify", "--online", name])
# Mark instance as offline
AssertCommand(["gnt-instance", "modify", "--offline", name])
+ # When the instance is offline shutdown should only work with --force,
+ # while start should never work
+ AssertCommand(["gnt-instance", "shutdown", name], fail=True)
+ AssertCommand(["gnt-instance", "shutdown", "--force", name])
+ AssertCommand(["gnt-instance", "start", name], fail=True)
+ AssertCommand(["gnt-instance", "start", "--force", name], fail=True)
+
+ # Also do offline to offline
+ AssertCommand(["gnt-instance", "modify", "--offline", name])
+
# And online again
AssertCommand(["gnt-instance", "modify", "--online", name])
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
-def TestInstanceConvertDisk(instance, snode):
+def TestInstanceConvertDiskToPlain(instance, inodes):
"""gnt-instance modify -t"""
- name = instance["name"]
- AssertCommand(["gnt-instance", "modify", "-t", "plain", name])
- AssertCommand(["gnt-instance", "modify", "-t", "drbd",
- "-n", snode["primary"], name])
+ name = instance.name
+
+ template = instance.disk_template
+ if template != constants.DT_DRBD8:
+ print qa_utils.FormatInfo("Unsupported template %s, skipping conversion"
+ " test" % template)
+ return
+
+ assert len(inodes) == 2
+ AssertCommand(["gnt-instance", "modify", "-t", constants.DT_PLAIN, name])
+ AssertCommand(["gnt-instance", "modify", "-t", constants.DT_DRBD8,
+ "-n", inodes[1].primary, name])
+
+
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+def TestInstanceModifyDisks(instance):
+ """gnt-instance modify --disk"""
+ if not IsDiskSupported(instance):
+ print qa_utils.FormatInfo("Instance doesn't support disks, skipping test")
+ return
+
+ size = qa_config.GetDiskOptions()[-1].get("size")
+ name = instance.name
+ build_cmd = lambda arg: ["gnt-instance", "modify", "--disk", arg, name]
+ AssertCommand(build_cmd("add:size=%s" % size))
+ AssertCommand(build_cmd("remove"))
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceGrowDisk(instance):
"""gnt-instance grow-disk"""
- name = instance["name"]
- all_size = qa_config.get("disk")
- all_grow = qa_config.get("disk-growth")
+ if qa_config.GetExclusiveStorage():
+ print qa_utils.FormatInfo("Test not supported with exclusive_storage")
+ return
+
+ if instance.disk_template == constants.DT_DISKLESS:
+ print qa_utils.FormatInfo("Test not supported for diskless instances")
+ return
+
+ name = instance.name
+ disks = qa_config.GetDiskOptions()
+ all_size = [d.get("size") for d in disks]
+ all_grow = [d.get("growth") for d in disks]
+
if not all_grow:
# missing disk sizes but instance grow disk has been enabled,
# let's set fixed/nomimal growth
all_grow = ["128M" for _ in all_size]
+
for idx, (size, grow) in enumerate(zip(all_size, all_grow)):
# succeed in grow by amount
AssertCommand(["gnt-instance", "grow-disk", name, str(idx), grow])
str(int_size + 2 * int_grow)])
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+def TestInstanceDeviceNames(instance):
+ if instance.disk_template == constants.DT_DISKLESS:
+ print qa_utils.FormatInfo("Test not supported for diskless instances")
+ return
+
+ name = instance.name
+ for dev_type in ["disk", "net"]:
+ if dev_type == "disk":
+ options = ",size=512M"
+ else:
+ options = ""
+ # succeed in adding a device named 'test_device'
+ AssertCommand(["gnt-instance", "modify",
+ "--%s=-1:add,name=test_device%s" % (dev_type, options),
+ name])
+ # succeed in removing the 'test_device'
+ AssertCommand(["gnt-instance", "modify",
+ "--%s=test_device:remove" % dev_type,
+ name])
+ # fail to add two devices with the same name
+ AssertCommand(["gnt-instance", "modify",
+ "--%s=-1:add,name=test_device%s" % (dev_type, options),
+ "--%s=-1:add,name=test_device%s" % (dev_type, options),
+ name], fail=True)
+ # fail to add a device with invalid name
+ AssertCommand(["gnt-instance", "modify",
+ "--%s=-1:add,name=2%s" % (dev_type, options),
+ name], fail=True)
+ # Rename disks
+ disks = qa_config.GetDiskOptions()
+ disk_names = [d.get("name") for d in disks]
+ for idx, disk_name in enumerate(disk_names):
+ # Refer to disk by idx
+ AssertCommand(["gnt-instance", "modify",
+ "--disk=%s:modify,name=renamed" % idx,
+ name])
+ # Refer to by name and rename to original name
+ AssertCommand(["gnt-instance", "modify",
+ "--disk=renamed:modify,name=%s" % disk_name,
+ name])
+ if len(disks) >= 2:
+ # fail in renaming to disks to the same name
+ AssertCommand(["gnt-instance", "modify",
+ "--disk=0:modify,name=same_name",
+ "--disk=1:modify,name=same_name",
+ name], fail=True)
+
+
def TestInstanceList():
"""gnt-instance list"""
qa_utils.GenericQueryTest("gnt-instance", query.INSTANCE_FIELDS.keys())
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceConsole(instance):
"""gnt-instance console"""
- AssertCommand(["gnt-instance", "console", "--show-cmd", instance["name"]])
+ AssertCommand(["gnt-instance", "console", "--show-cmd", instance.name])
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
-def TestReplaceDisks(instance, pnode, snode, othernode):
+def TestReplaceDisks(instance, curr_nodes, other_nodes):
"""gnt-instance replace-disks"""
- # pylint: disable=W0613
- # due to unused pnode arg
- # FIXME: should be removed from the function completely
def buildcmd(args):
cmd = ["gnt-instance", "replace-disks"]
cmd.extend(args)
- cmd.append(instance["name"])
+ cmd.append(instance.name)
return cmd
+ if not IsDiskReplacingSupported(instance):
+ print qa_utils.FormatInfo("Instance doesn't support disk replacing,"
+ " skipping test")
+ return
+
+ # Currently all supported templates have one primary and one secondary node
+ assert len(curr_nodes) == 2
+ snode = curr_nodes[1]
+ assert len(other_nodes) == 1
+ othernode = other_nodes[0]
+
+ options = qa_config.get("options", {})
+ use_ialloc = options.get("use-iallocators", True)
for data in [
["-p"],
["-s"],
- ["--new-secondary=%s" % othernode["primary"]],
- # and restore
- ["--new-secondary=%s" % snode["primary"]],
+ # A placeholder; the actual command choice depends on use_ialloc
+ None,
+ # Restore the original secondary
+ ["--new-secondary=%s" % snode.primary],
]:
+ if data is None:
+ if use_ialloc:
+ data = ["-I", constants.DEFAULT_IALLOCATOR_SHORTCUT]
+ else:
+ data = ["--new-secondary=%s" % othernode.primary]
AssertCommand(buildcmd(data))
AssertCommand(buildcmd(["-a"]))
- AssertCommand(["gnt-instance", "stop", instance["name"]])
+ AssertCommand(["gnt-instance", "stop", instance.name])
AssertCommand(buildcmd(["-a"]), fail=True)
- AssertCommand(["gnt-instance", "activate-disks", instance["name"]])
+ AssertCommand(["gnt-instance", "activate-disks", instance.name])
+ AssertCommand(["gnt-instance", "activate-disks", "--wait-for-sync",
+ instance.name])
AssertCommand(buildcmd(["-a"]))
- AssertCommand(["gnt-instance", "start", instance["name"]])
+ AssertCommand(["gnt-instance", "start", instance.name])
+
+
+def _AssertRecreateDisks(cmdargs, instance, fail=False, check=True,
+ destroy=True):
+ """Execute gnt-instance recreate-disks and check the result
+
+ @param cmdargs: Arguments (instance name excluded)
+ @param instance: Instance to operate on
+ @param fail: True if the command is expected to fail
+ @param check: If True and fail is False, check that the disks work
+ @prama destroy: If True, destroy the old disks first
+
+ """
+ if destroy:
+ _DestroyInstanceDisks(instance)
+ AssertCommand((["gnt-instance", "recreate-disks"] + cmdargs +
+ [instance.name]), fail)
+ if not fail and check:
+ # Quick check that the disks are there
+ AssertCommand(["gnt-instance", "activate-disks", instance.name])
+ AssertCommand(["gnt-instance", "activate-disks", "--wait-for-sync",
+ instance.name])
+ AssertCommand(["gnt-instance", "deactivate-disks", instance.name])
+
+
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+def TestRecreateDisks(instance, inodes, othernodes):
+ """gnt-instance recreate-disks
+
+ @param instance: Instance to work on
+ @param inodes: List of the current nodes of the instance
+ @param othernodes: list/tuple of nodes where to temporarily recreate disks
+
+ """
+ options = qa_config.get("options", {})
+ use_ialloc = options.get("use-iallocators", True)
+ other_seq = ":".join([n.primary for n in othernodes])
+ orig_seq = ":".join([n.primary for n in inodes])
+ # These fail because the instance is running
+ _AssertRecreateDisks(["-n", other_seq], instance, fail=True, destroy=False)
+ if use_ialloc:
+ _AssertRecreateDisks(["-I", "hail"], instance, fail=True, destroy=False)
+ else:
+ _AssertRecreateDisks(["-n", other_seq], instance, fail=True, destroy=False)
+ AssertCommand(["gnt-instance", "stop", instance.name])
+ # Disks exist: this should fail
+ _AssertRecreateDisks([], instance, fail=True, destroy=False)
+ # Recreate disks in place
+ _AssertRecreateDisks([], instance)
+ # Move disks away
+ if use_ialloc:
+ _AssertRecreateDisks(["-I", "hail"], instance)
+ # Move disks somewhere else
+ _AssertRecreateDisks(["-I", constants.DEFAULT_IALLOCATOR_SHORTCUT],
+ instance)
+ else:
+ _AssertRecreateDisks(["-n", other_seq], instance)
+ # Move disks back
+ _AssertRecreateDisks(["-n", orig_seq], instance)
+ # Recreate the disks one by one
+ for idx in range(0, len(qa_config.GetDiskOptions())):
+ # Only the first call should destroy all the disk
+ destroy = (idx == 0)
+ _AssertRecreateDisks(["--disk=%s" % idx], instance, destroy=destroy,
+ check=False)
+ # This and InstanceCheck decoration check that the disks are working
+ AssertCommand(["gnt-instance", "reinstall", "-f", instance.name])
+ AssertCommand(["gnt-instance", "start", instance.name])
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceExport(instance, node):
"""gnt-backup export -n ..."""
- name = instance["name"]
- AssertCommand(["gnt-backup", "export", "-n", node["primary"], name])
+ name = instance.name
+ AssertCommand(["gnt-backup", "export", "-n", node.primary, name])
return qa_utils.ResolveInstanceName(name)
@InstanceCheck(None, INST_DOWN, FIRST_ARG)
def TestInstanceExportWithRemove(instance, node):
"""gnt-backup export --remove-instance"""
- AssertCommand(["gnt-backup", "export", "-n", node["primary"],
- "--remove-instance", instance["name"]])
+ AssertCommand(["gnt-backup", "export", "-n", node.primary,
+ "--remove-instance", instance.name])
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceExportNoTarget(instance):
"""gnt-backup export (without target node, should fail)"""
- AssertCommand(["gnt-backup", "export", instance["name"]], fail=True)
+ AssertCommand(["gnt-backup", "export", instance.name], fail=True)
@InstanceCheck(None, INST_DOWN, FIRST_ARG)
def TestInstanceImport(newinst, node, expnode, name):
"""gnt-backup import"""
+ templ = constants.DT_PLAIN
cmd = (["gnt-backup", "import",
- "--disk-template=plain",
+ "--disk-template=%s" % templ,
"--no-ip-check",
- "--src-node=%s" % expnode["primary"],
- "--src-dir=%s/%s" % (constants.EXPORT_DIR, name),
- "--node=%s" % node["primary"]] +
- _GetGenericAddParameters(newinst))
- cmd.append(newinst["name"])
+ "--src-node=%s" % expnode.primary,
+ "--src-dir=%s/%s" % (pathutils.EXPORT_DIR, name),
+ "--node=%s" % node.primary] +
+ _GetGenericAddParameters(newinst, templ,
+ force_mac=constants.VALUE_GENERATE))
+ cmd.append(newinst.name)
AssertCommand(cmd)
+ newinst.SetDiskTemplate(templ)
def TestBackupList(expnode):
"""gnt-backup list"""
- AssertCommand(["gnt-backup", "list", "--node=%s" % expnode["primary"]])
+ AssertCommand(["gnt-backup", "list", "--node=%s" % expnode.primary])
qa_utils.GenericQueryTest("gnt-backup", query.EXPORT_FIELDS.keys(),
namefield=None, test_unknown=False)
qa_utils.GenericQueryFieldsTest("gnt-backup", query.EXPORT_FIELDS.keys())
-def _TestInstanceDiskFailure(instance, node, node2, onmaster):
- """Testing disk failure."""
- master = qa_config.GetMasterNode()
- sq = utils.ShellQuoteArgs
-
- instance_full = qa_utils.ResolveInstanceName(instance["name"])
- node_full = qa_utils.ResolveNodeName(node)
- node2_full = qa_utils.ResolveNodeName(node2)
-
- print qa_utils.FormatInfo("Getting physical disk names")
- cmd = ["gnt-node", "volumes", "--separator=|", "--no-headers",
- "--output=node,phys,instance",
- node["primary"], node2["primary"]]
- output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
-
- # Get physical disk names
- re_disk = re.compile(r"^/dev/([a-z]+)\d+$")
- node2disk = {}
- for line in output.splitlines():
- (node_name, phys, inst) = line.split("|")
- if inst == instance_full:
- if node_name not in node2disk:
- node2disk[node_name] = []
-
- m = re_disk.match(phys)
- if not m:
- raise qa_error.Error("Unknown disk name format: %s" % phys)
-
- name = m.group(1)
- if name not in node2disk[node_name]:
- node2disk[node_name].append(name)
-
- if [node2_full, node_full][int(onmaster)] not in node2disk:
- raise qa_error.Error("Couldn't find physical disks used on"
- " %s node" % ["secondary", "master"][int(onmaster)])
-
- print qa_utils.FormatInfo("Checking whether nodes have ability to stop"
- " disks")
- for node_name, disks in node2disk.iteritems():
- cmds = []
- for disk in disks:
- cmds.append(sq(["test", "-f", _GetDiskStatePath(disk)]))
- AssertCommand(" && ".join(cmds), node=node_name)
-
- print qa_utils.FormatInfo("Getting device paths")
- cmd = ["gnt-instance", "activate-disks", instance["name"]]
- output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
- devpath = []
- for line in output.splitlines():
- (_, _, tmpdevpath) = line.split(":")
- devpath.append(tmpdevpath)
- print devpath
-
- print qa_utils.FormatInfo("Getting drbd device paths")
- cmd = ["gnt-instance", "info", instance["name"]]
- output = qa_utils.GetCommandOutput(master["primary"], sq(cmd))
- pattern = (r"\s+-\s+sd[a-z]+,\s+type:\s+drbd8?,\s+.*$"
- r"\s+primary:\s+(/dev/drbd\d+)\s+")
- drbddevs = re.findall(pattern, output, re.M)
- print drbddevs
-
- halted_disks = []
- try:
- print qa_utils.FormatInfo("Deactivating disks")
- cmds = []
- for name in node2disk[[node2_full, node_full][int(onmaster)]]:
- halted_disks.append(name)
- cmds.append(sq(["echo", "offline"]) + " >%s" % _GetDiskStatePath(name))
- AssertCommand(" && ".join(cmds), node=[node2, node][int(onmaster)])
-
- print qa_utils.FormatInfo("Write to disks and give some time to notice"
- " to notice the problem")
- cmds = []
- for disk in devpath:
- cmds.append(sq(["dd", "count=1", "bs=512", "conv=notrunc",
- "if=%s" % disk, "of=%s" % disk]))
- for _ in (0, 1, 2):
- AssertCommand(" && ".join(cmds), node=node)
- time.sleep(3)
-
- print qa_utils.FormatInfo("Debugging info")
- for name in drbddevs:
- AssertCommand(["drbdsetup", name, "show"], node=node)
-
- AssertCommand(["gnt-instance", "info", instance["name"]])
+def TestRemoveInstanceOfflineNode(instance, snode, set_offline, set_online):
+ """gnt-instance remove with an off-line node
+ @param instance: instance
+ @param snode: secondary node, to be set offline
+ @param set_offline: function to call to set the node off-line
+ @param set_online: function to call to set the node on-line
+
+ """
+ info = _GetInstanceInfo(instance.name)
+ set_offline(snode)
+ try:
+ TestInstanceRemove(instance)
finally:
- print qa_utils.FormatInfo("Activating disks again")
- cmds = []
- for name in halted_disks:
- cmds.append(sq(["echo", "running"]) + " >%s" % _GetDiskStatePath(name))
- AssertCommand("; ".join(cmds), node=[node2, node][int(onmaster)])
-
- if onmaster:
- for name in drbddevs:
- AssertCommand(["drbdsetup", name, "detach"], node=node)
+ set_online(snode)
+
+ # Clean up the disks on the offline node, if necessary
+ if instance.disk_template not in constants.DTS_EXT_MIRROR:
+ # FIXME: abstract the cleanup inside the disks
+ if info["storage-type"] == constants.ST_LVM_VG:
+ for minor in info["drbd-minors"][snode.primary]:
+ AssertCommand(["drbdsetup", str(minor), "down"], node=snode)
+ AssertCommand(["lvremove", "-f"] + info["volumes"], node=snode)
+ elif info["storage-type"] == constants.ST_FILE:
+ filestorage = pathutils.DEFAULT_FILE_STORAGE_DIR
+ disk = os.path.join(filestorage, instance.name)
+ AssertCommand(["rm", "-rf", disk], node=snode)
+
+
+def TestInstanceCreationRestrictedByDiskTemplates():
+ """Test adding instances for disabled disk templates."""
+ enabled_disk_templates = qa_config.GetEnabledDiskTemplates()
+ nodes = qa_config.AcquireManyNodes(2)
+
+ # Setup the cluster with the enabled_disk_templates
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(enabled_disk_templates)],
+ fail=False)
+
+ # Test instance creation for enabled disk templates
+ for disk_template in enabled_disk_templates:
+ instance = CreateInstanceByDiskTemplate(nodes, disk_template, fail=False)
+ TestInstanceRemove(instance)
+ instance.Release()
+
+ # Test that instance creation fails for disabled disk templates
+ disabled_disk_templates = list(constants.DISK_TEMPLATES
+ - set(enabled_disk_templates))
+ for disk_template in disabled_disk_templates:
+ instance = CreateInstanceByDiskTemplate(nodes, disk_template, fail=True)
+
+ # Test instance creation for after disabling enabled disk templates
+ if (len(enabled_disk_templates) > 1):
+ # Partition the disk templates, enable them separately and check if the
+ # disabled ones cannot be used by instances.
+ middle = len(enabled_disk_templates) / 2
+ templates1 = enabled_disk_templates[:middle]
+ templates2 = enabled_disk_templates[middle:]
+
+ for (enabled, disabled) in [(templates1, templates2),
+ (templates2, templates1)]:
+ AssertCommand(["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(enabled)],
+ fail=False)
+ for disk_template in disabled:
+ CreateInstanceByDiskTemplate(nodes, disk_template, fail=True)
+ elif (len(enabled_disk_templates) == 1):
+ # If only one disk template is enabled in the QA config, we have to enable
+ # some of the disabled disk templates in order to test if the disabling the
+ # only enabled disk template prohibits creating instances of that template.
+ AssertCommand(["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(disabled_disk_templates)],
+ fail=False)
+ CreateInstanceByDiskTemplate(nodes, enabled_disk_templates[0], fail=True)
else:
- for name in drbddevs:
- AssertCommand(["drbdsetup", name, "disconnect"], node=node2)
-
- # TODO
- #AssertCommand(["vgs"], [node2, node][int(onmaster)])
-
- print qa_utils.FormatInfo("Making sure disks are up again")
- AssertCommand(["gnt-instance", "replace-disks", instance["name"]])
-
- print qa_utils.FormatInfo("Restarting instance")
- AssertCommand(["gnt-instance", "shutdown", instance["name"]])
- AssertCommand(["gnt-instance", "startup", instance["name"]])
-
- AssertCommand(["gnt-cluster", "verify"])
-
-
-def TestInstanceMasterDiskFailure(instance, node, node2):
- """Testing disk failure on master node."""
- # pylint: disable=W0613
- # due to unused args
- print qa_utils.FormatError("Disk failure on primary node cannot be"
- " tested due to potential crashes.")
- # The following can cause crashes, thus it's disabled until fixed
- #return _TestInstanceDiskFailure(instance, node, node2, True)
-
-
-def TestInstanceSecondaryDiskFailure(instance, node, node2):
- """Testing disk failure on secondary node."""
- return _TestInstanceDiskFailure(instance, node, node2, False)
+ raise qa_error.Error("Please enable at least one disk template"
+ " in your QA setup.")
+
+ # Restore initially enabled disk templates
+ AssertCommand(["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(enabled_disk_templates)],
+ fail=False)