"""
-import operator
import os
import re
import qa_utils
import qa_error
-from qa_utils import AssertIn, AssertCommand, AssertEqual
+from qa_utils import AssertCommand, AssertEqual
from qa_utils import InstanceCheck, INST_DOWN, INST_UP, FIRST_ARG, RETURN_VALUE
+from qa_instance_utils import CheckSsconfInstanceList, \
+ CreateInstanceDrbd8, \
+ CreateInstanceByDiskTemplate, \
+ CreateInstanceByDiskTemplateOneNode, \
+ GetGenericAddParameters
def _GetDiskStatePath(disk):
return "/sys/block/%s/device/state" % disk
-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)))
-
- if disk_template != constants.DT_DISKLESS:
- for idx, size in enumerate(qa_config.get("disk")):
- params.extend(["--disk", "%s:size=%s" % (idx, size)])
-
- # Set static MAC address if configured
- 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, fail=False):
- 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, disk_template))
- cmd.append(instance.name)
-
- AssertCommand(cmd, fail=fail)
-
- if not fail:
- _CheckSsconfInstanceList(instance.name)
- instance.SetDiskTemplate(disk_template)
-
- return instance
- except:
- instance.Release()
- raise
-
- # Handle the case where creation is expected to fail
- assert fail
- instance.Release()
- return None
-
-
def _GetInstanceInfo(instance):
"""Return information about the actual state of an instance.
- "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+\([^)]+\))?"
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 = {}
"nodes": nodes,
"volumes": vols,
"drbd-minors": drbd_min,
+ "disk-template": disk_template,
+ "storage-type": storage_type,
}
-def _DestroyInstanceVolumes(instance):
- """Remove all the LVM volumes of an instance.
+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.
"""
info = _GetInstanceInfo(instance.name)
- vols = info["volumes"]
- for node in info["nodes"]:
- AssertCommand(["lvremove", "-f"] + vols, node=node)
+ # 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):
@type instance: string
@param instance: Instance name
@type spec: string
- @param spec: one of the supported parameters: "mem-size", "cpu-count",
+ @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
"""
specmap = {
- "mem-size": ["be/minmem", "be/maxmem"],
+ "memory-size": ["be/minmem", "be/maxmem"],
"cpu-count": ["vcpus"],
"disk-count": ["disk.count"],
"disk-size": ["disk.size/ "],
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"""
- assert len(nodes) == 1
- instance = _DiskTest(nodes[0].primary, constants.DT_PLAIN, fail=fail)
- if not fail:
- qa_utils.RunInstanceCheck(instance, True)
- return instance
+ 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(nodes):
"""gnt-instance add -t drbd"""
- assert len(nodes) == 2
- return _DiskTest(":".join(map(operator.attrgetter("primary"), nodes)),
- constants.DT_DRBD8)
+ 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
- return _DiskTest(nodes[0].primary, constants.DT_FILE)
+ 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
- return _DiskTest(nodes[0].primary, constants.DT_DISKLESS)
+ if constants.DT_DISKLESS in qa_config.GetEnabledDiskTemplates():
+ return CreateInstanceByDiskTemplateOneNode(nodes, constants.DT_DISKLESS)
@InstanceCheck(None, INST_DOWN, FIRST_ARG)
fail=True)
-def _ReadSsconfInstanceList():
- """Reads ssconf_instance_list from the master node.
-
- """
- master = qa_config.GetMasterNode()
-
- ssconf_path = utils.PathJoin(pathutils.DATA_DIR,
- "ssconf_%s" % constants.SS_INSTANCE_LIST)
-
- cmd = ["cat", qa_utils.MakeNodePath(master, ssconf_path)]
-
- return qa_utils.GetCommandOutput(master.primary,
- utils.ShellQuoteArgs(cmd)).splitlines()
-
-
-def _CheckSsconfInstanceList(instance):
- """Checks if a certain instance is in the ssconf instance list.
-
- @type instance: string
- @param instance: Instance name
-
- """
- AssertIn(qa_utils.ResolveInstanceName(instance),
- _ReadSsconfInstanceList())
-
-
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceRenameAndBack(rename_source, rename_target):
"""gnt-instance rename
name.
"""
- _CheckSsconfInstanceList(rename_source)
+ CheckSsconfInstanceList(rename_source)
# first do a rename to a different actual name, expecting it to fail
qa_utils.AddToEtcHosts(["meeeeh-not-exists", rename_target])
try:
AssertCommand(["gnt-instance", "rename", rename_source, rename_target],
fail=True)
- _CheckSsconfInstanceList(rename_source)
+ CheckSsconfInstanceList(rename_source)
finally:
qa_utils.RemoveFromEtcHosts(["meeeeh-not-exists", rename_target])
- # Check instance volume tags correctly updated
- # FIXME: this is LVM specific!
info = _GetInstanceInfo(rename_source)
- tags_cmd = ("lvs -o tags --noheadings %s | grep " %
- (" ".join(info["volumes"]), ))
+
+ # 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)
+ 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:
+ 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)
+ CheckSsconfInstanceList(rename_source)
qa_utils.RunInstanceCheck(rename_target, False)
- if rename_source != rename_target:
+ 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)
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
- filestorage = qa_config.get("file-storage-dir")
+ # 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", "-r", disk, "%s:%s" % (other, filestorage)])
+ 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])
"-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
+
+ disk_conf = qa_config.GetDiskOptions()[-1]
+ size = disk_conf.get("size")
+ name = instance.name
+ build_cmd = lambda arg: ["gnt-instance", "modify", "--disk", arg, name]
+ if qa_config.AreSpindlesSupported():
+ spindles = disk_conf.get("spindles")
+ spindles_supported = True
+ else:
+ # Any number is good for spindles in this case
+ spindles = 1
+ spindles_supported = False
+ AssertCommand(build_cmd("add:size=%s,spindles=%s" % (size, spindles)),
+ fail=not spindles_supported)
+ AssertCommand(build_cmd("add:size=%s" % size),
+ fail=spindles_supported)
+ # Exactly one of the above commands has succeded, so we need one remove
+ AssertCommand(build_cmd("remove"))
+
+
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceGrowDisk(instance):
"""gnt-instance grow-disk"""
return
name = instance.name
- all_size = qa_config.get("disk")
- all_grow = qa_config.get("disk-growth")
+ 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,
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"
+ if qa_config.AreSpindlesSupported():
+ options += ",spindles=1"
+ 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())
"""
if destroy:
- _DestroyInstanceVolumes(instance)
+ _DestroyInstanceDisks(instance)
AssertCommand((["gnt-instance", "recreate-disks"] + cmdargs +
[instance.name]), fail)
if not fail and check:
AssertCommand(["gnt-instance", "deactivate-disks", instance.name])
+def _BuildRecreateDisksOpts(en_disks, with_spindles, with_growth,
+ spindles_supported):
+ if with_spindles:
+ if spindles_supported:
+ if with_growth:
+ build_spindles_opt = (lambda disk:
+ ",spindles=%s" %
+ (disk["spindles"] + disk["spindles-growth"]))
+ else:
+ build_spindles_opt = (lambda disk:
+ ",spindles=%s" % disk["spindles"])
+ else:
+ build_spindles_opt = (lambda _: ",spindles=1")
+ else:
+ build_spindles_opt = (lambda _: "")
+ if with_growth:
+ build_size_opt = (lambda disk:
+ "size=%s" % (utils.ParseUnit(disk["size"]) +
+ utils.ParseUnit(disk["growth"])))
+ else:
+ build_size_opt = (lambda disk: "size=%s" % disk["size"])
+ build_disk_opt = (lambda (idx, disk):
+ "--disk=%s:%s%s" % (idx, build_size_opt(disk),
+ build_spindles_opt(disk)))
+ return map(build_disk_opt, en_disks)
+
+
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestRecreateDisks(instance, inodes, othernodes):
"""gnt-instance recreate-disks
AssertCommand(["gnt-instance", "stop", instance.name])
# Disks exist: this should fail
_AssertRecreateDisks([], instance, fail=True, destroy=False)
+ # Unsupported spindles parameters: fail
+ if not qa_config.AreSpindlesSupported():
+ _AssertRecreateDisks(["--disk=0:spindles=2"], instance,
+ fail=True, destroy=False)
# Recreate disks in place
_AssertRecreateDisks([], instance)
# Move disks away
else:
_AssertRecreateDisks(["-n", other_seq], instance)
# Move disks back
- _AssertRecreateDisks(["-n", orig_seq], instance, check=False)
+ _AssertRecreateDisks(["-n", orig_seq], instance)
+ # Recreate resized disks
+ # One of the two commands fails because either spindles are given when they
+ # should not or vice versa
+ alldisks = qa_config.GetDiskOptions()
+ spindles_supported = qa_config.AreSpindlesSupported()
+ disk_opts = _BuildRecreateDisksOpts(enumerate(alldisks), True, True,
+ spindles_supported)
+ _AssertRecreateDisks(disk_opts, instance, destroy=True,
+ fail=not spindles_supported)
+ disk_opts = _BuildRecreateDisksOpts(enumerate(alldisks), False, True,
+ spindles_supported)
+ _AssertRecreateDisks(disk_opts, instance, destroy=False,
+ fail=spindles_supported)
+ # Recreate the disks one by one (with the original size)
+ for (idx, disk) in enumerate(alldisks):
+ # Only the first call should destroy all the disk
+ destroy = (idx == 0)
+ # Again, one of the two commands is expected to fail
+ disk_opts = _BuildRecreateDisksOpts([(idx, disk)], True, False,
+ spindles_supported)
+ _AssertRecreateDisks(disk_opts, instance, destroy=destroy, check=False,
+ fail=not spindles_supported)
+ disk_opts = _BuildRecreateDisksOpts([(idx, disk)], False, False,
+ spindles_supported)
+ _AssertRecreateDisks(disk_opts, instance, destroy=False, check=False,
+ fail=spindles_supported)
# This and InstanceCheck decoration check that the disks are working
AssertCommand(["gnt-instance", "reinstall", "-f", instance.name])
AssertCommand(["gnt-instance", "start", instance.name])
"--src-node=%s" % expnode.primary,
"--src-dir=%s/%s" % (pathutils.EXPORT_DIR, name),
"--node=%s" % node.primary] +
- _GetGenericAddParameters(newinst, templ,
+ GetGenericAddParameters(newinst, templ,
force_mac=constants.VALUE_GENERATE))
cmd.append(newinst.name)
AssertCommand(cmd)
def TestRemoveInstanceOfflineNode(instance, snode, set_offline, set_online):
- """gtn-instance remove with an off-line node
+ """gnt-instance remove with an off-line node
@param instance: instance
@param snode: secondary node, to be set offline
TestInstanceRemove(instance)
finally:
set_online(snode)
- # Clean up the disks on the offline node
- for minor in info["drbd-minors"][snode.primary]:
- AssertCommand(["drbdsetup", str(minor), "down"], node=snode)
- AssertCommand(["lvremove", "-f"] + info["volumes"], node=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]:
+ # DRBD 8.3 syntax comes first, then DRBD 8.4 syntax. The 8.4 syntax
+ # relies on the fact that we always create a resources for each minor,
+ # and that this resources is always named resource{minor}.
+ # As 'drbdsetup 0 down' does return success (even though that's invalid
+ # syntax), we always have to perform both commands and ignore the
+ # output.
+ drbd_shutdown_cmd = \
+ "(drbdsetup %d down && drbdsetup down resource%d) || /bin/true" % \
+ (minor, minor)
+ AssertCommand(drbd_shutdown_cmd, 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:
+ 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)