#
#
-# 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 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
import qa_error
from qa_utils import AssertIn, AssertCommand, AssertEqual
+from qa_utils import InstanceCheck, INST_DOWN, INST_UP, FIRST_ARG, RETURN_VALUE
def _GetDiskStatePath(disk):
return "/sys/block/%s/device/state" % disk
-def _GetGenericAddParameters():
+def _GetGenericAddParameters(inst, force_mac=None):
params = ["-B"]
params.append("%s=%s,%s=%s" % (constants.BE_MINMEM,
qa_config.get(constants.BE_MINMEM),
qa_config.get(constants.BE_MAXMEM)))
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 = qa_config.GetInstanceNicMac(inst)
+ if nic0_mac:
+ params.extend(["--net", "0:mac=%s" % nic0_mac])
+
return params
-def _DiskTest(node, disk_template):
+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())
+ _GetGenericAddParameters(instance))
cmd.append(instance["name"])
- AssertCommand(cmd)
+ AssertCommand(cmd, fail=fail)
- _CheckSsconfInstanceList(instance["name"])
+ if not fail:
+ _CheckSsconfInstanceList(instance["name"])
+ qa_config.SetInstanceTemplate(instance, disk_template)
- return instance
+ return instance
except:
qa_config.ReleaseInstance(instance)
raise
+ # Handle the case where creation is expected to fail
+ assert fail
+ qa_config.ReleaseInstance(instance)
+ return None
+
-def TestInstanceAddWithPlainDisk(node):
+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)
+
+ """
+ master = qa_config.GetMasterNode()
+ infocmd = utils.ShellQuoteArgs(["gnt-instance", "info", instance])
+ info_out = qa_utils.GetCommandOutput(master["primary"], infocmd)
+ re_node = re.compile(r"^\s+-\s+(?:primary|secondaries):\s+(\S.+)$")
+ 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 + ")?$")
+ re_vol = re.compile(r"^\s+logical_id:\s+(\S+)$")
+ re_drbdnode = re.compile(r"^\s+node[AB]:\s+([^\s,]+),\s+minor=([0-9]+)$")
+ nodes = []
+ vols = []
+ drbd_min = {}
+ for line in info_out.splitlines():
+ m = re_node.match(line)
+ if m:
+ nodestr = m.group(1)
+ m2 = re_nodelist.match(nodestr)
+ if m2:
+ nodes.extend(filter(None, m2.groups()))
+ else:
+ nodes.append(nodestr)
+ m = re_vol.match(line)
+ if m:
+ vols.append(m.group(1))
+ m = re_drbdnode.match(line)
+ if m:
+ node = m.group(1)
+ minor = int(m.group(2))
+ if drbd_min.get(node) is not None:
+ drbd_min[node].append(minor)
+ else:
+ drbd_min[node] = [minor]
+ assert vols
+ assert nodes
+ return {"nodes": nodes, "volumes": vols, "drbd-minors": drbd_min}
+
+
+def _DestroyInstanceVolumes(instance):
+ """Remove all the LVM volumes 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"])
+ vols = info["volumes"]
+ for node in info["nodes"]:
+ AssertCommand(["lvremove", "-f"] + vols, node=node)
+
+
+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: "mem-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 = {
+ "mem-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):
+ templ = qa_config.GetInstanceTemplate(instance)
+ return templ in constants.DTS_MIRRORED
+
+
+def IsMigrationSupported(instance):
+ templ = qa_config.GetInstanceTemplate(instance)
+ return templ in constants.DTS_MIRRORED
+
+
+def IsDiskReplacingSupported(instance):
+ templ = qa_config.GetInstanceTemplate(instance)
+ return templ == constants.DT_DRBD8
+
+
+def IsDiskSupported(instance):
+ templ = qa_config.GetInstanceTemplate(instance)
+ return templ != constants.DT_DISKLESS
+
+
+def TestInstanceAddWithPlainDisk(nodes, fail=False):
"""gnt-instance add -t plain"""
- return _DiskTest(node["primary"], "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
-def TestInstanceAddWithDrbdDisk(node, node2):
+@InstanceCheck(None, INST_UP, RETURN_VALUE)
+def TestInstanceAddWithDrbdDisk(nodes):
"""gnt-instance add -t drbd"""
- return _DiskTest("%s:%s" % (node["primary"], node2["primary"]),
+ assert len(nodes) == 2
+ return _DiskTest(":".join(map(operator.itemgetter("primary"), nodes)),
"drbd")
+@InstanceCheck(None, INST_DOWN, FIRST_ARG)
def TestInstanceRemove(instance):
"""gnt-instance remove"""
AssertCommand(["gnt-instance", "remove", "-f", instance["name"]])
qa_config.ReleaseInstance(instance)
+@InstanceCheck(INST_DOWN, INST_UP, FIRST_ARG)
def TestInstanceStartup(instance):
"""gnt-instance startup"""
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"]])
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
def TestInstanceReboot(instance):
"""gnt-instance reboot"""
options = qa_config.get("options", {})
AssertCommand(["gnt-instance", "reboot", "--type=%s" % rtype, name])
AssertCommand(["gnt-instance", "shutdown", name])
+ qa_utils.RunInstanceCheck(instance, False)
AssertCommand(["gnt-instance", "reboot", name])
master = qa_config.GetMasterNode()
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"]])
+ # Test with non-existant OS definition
+ AssertCommand(["gnt-instance", "reinstall", "-f",
+ "--os-type=NonExistantOsForQa",
+ instance["name"]],
+ fail=True)
+
def _ReadSsconfInstanceList():
"""Reads ssconf_instance_list from the master node.
"""
master = qa_config.GetMasterNode()
- cmd = ["cat", utils.PathJoin(constants.DATA_DIR,
+ cmd = ["cat", utils.PathJoin(pathutils.DATA_DIR,
"ssconf_%s" % constants.SS_INSTANCE_LIST)]
return qa_utils.GetCommandOutput(master["primary"],
_ReadSsconfInstanceList())
+@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
def TestInstanceRenameAndBack(rename_source, rename_target):
"""gnt-instance rename
"""
_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:
_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"]), ))
+
# 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:
+ 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:
+ 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"""
+ 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)
+ qa_utils.RunInstanceCheck(instance, True)
+
# ... and back
AssertCommand(cmd)
-def TestInstanceMigrate(instance):
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+def TestInstanceMigrate(instance, toggle_always_failover=True):
"""gnt-instance migrate"""
+ 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)
- # ... and back
+ # TODO: Verify the choice between failover and migration
+ qa_utils.RunInstanceCheck(instance, True)
+
+ # ... 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"]])
+ qa_utils.RunInstanceCheck(instance, False)
AssertCommand(cmd, fail=True)
AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover",
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"]])
- AssertCommand(cmd, fail=True)
- AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover",
- instance["name"]])
+
+ AssertCommand(cmd)
+ qa_utils.RunInstanceCheck(instance, True)
+ # 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"]])
+
AssertCommand(cmd)
+ qa_utils.RunInstanceCheck(instance, True)
def TestInstanceInfo(instance):
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"]])
# check no-modify
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)
-def TestInstanceConvertDisk(instance, snode):
+ # ...while making it online is ok, and should work
+ AssertCommand(["gnt-instance", "modify", "--online", instance["name"]])
+
+
+@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
+def TestInstanceStoppedModify(instance):
+ """gnt-instance modify (stopped instance)"""
+ 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 TestInstanceConvertDiskToPlain(instance, inodes):
"""gnt-instance modify -t"""
name = instance["name"]
+ template = qa_config.GetInstanceTemplate(instance)
+ if template != "drbd":
+ print qa_utils.FormatInfo("Unsupported template %s, skipping conversion"
+ " test" % template)
+ return
+ assert len(inodes) == 2
AssertCommand(["gnt-instance", "modify", "-t", "plain", name])
AssertCommand(["gnt-instance", "modify", "-t", "drbd",
- "-n", snode["primary"], 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
+
+ size = qa_config.get("disk")[-1]
+ 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"""
+ if qa_config.GetExclusiveStorage():
+ print qa_utils.FormatInfo("Test not supported with exclusive_storage")
+ return
+ name = instance["name"]
+ all_size = qa_config.get("disk")
+ all_grow = qa_config.get("disk-growth")
+ 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])
+ # fail in grow to the old size
+ AssertCommand(["gnt-instance", "grow-disk", "--absolute", name, str(idx),
+ size], fail=True)
+ # succeed to grow to old size + 2 * growth
+ int_size = utils.ParseUnit(size)
+ int_grow = utils.ParseUnit(grow)
+ AssertCommand(["gnt-instance", "grow-disk", "--absolute", name, str(idx),
+ str(int_size + 2 * int_grow)])
def TestInstanceList():
qa_utils.GenericQueryFieldsTest("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"]])
-def TestReplaceDisks(instance, pnode, snode, othernode):
+@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
+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"])
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
+ # 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(buildcmd(["-a"]), fail=True)
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"]])
+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:
+ _DestroyInstanceVolumes(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.get("disk"))):
+ # 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"]
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"]])
+ qa_config.ReleaseInstance(instance)
+@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)
-def TestInstanceImport(node, newinst, expnode, name):
+@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",
- "--net", "0:mac=generate",
"--src-node=%s" % expnode["primary"],
- "--src-dir=%s/%s" % (constants.EXPORT_DIR, name),
+ "--src-dir=%s/%s" % (pathutils.EXPORT_DIR, name),
"--node=%s" % node["primary"]] +
- _GetGenericAddParameters())
+ _GetGenericAddParameters(newinst, force_mac=constants.VALUE_GENERATE))
cmd.append(newinst["name"])
AssertCommand(cmd)
+ qa_config.SetInstanceTemplate(newinst, templ)
def TestBackupList(expnode):
"""gnt-backup list"""
AssertCommand(["gnt-backup", "list", "--node=%s" % expnode["primary"]])
+ qa_utils.GenericQueryTest("gnt-backup", query.EXPORT_FIELDS.keys(),
+ namefield=None, test_unknown=False)
-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"]])
-
- 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)
- 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 TestBackupListFields():
+ """gnt-backup list-fields"""
+ qa_utils.GenericQueryFieldsTest("gnt-backup", query.EXPORT_FIELDS.keys())
-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 TestRemoveInstanceOfflineNode(instance, snode, set_offline, set_online):
+ """gtn-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
-def TestInstanceSecondaryDiskFailure(instance, node, node2):
- """Testing disk failure on secondary node."""
- return _TestInstanceDiskFailure(instance, node, node2, False)
+ """
+ info = _GetInstanceInfo(instance["name"])
+ set_offline(snode)
+ try:
+ 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)