"""
+import operator
import re
from ganeti import utils
return params
-def _DiskTest(node, disk_template):
+def _DiskTest(node, disk_template, fail=False):
instance = qa_config.AcquireInstance()
try:
cmd = (["gnt-instance", "add",
_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 _GetInstanceInfo(instance):
"""Return information about the actual state of an instance.
@type instance: string
@param instance: the instance name
- @return: a dictionary with two keys:
+ @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()
# 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:
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}
+ return {"nodes": nodes, "volumes": vols, "drbd-minors": drbd_min}
def _DestroyInstanceVolumes(instance):
AssertCommand(["lvremove", "-f"] + vols, node=node)
-def _GetBoolInstanceField(instance, field):
- """Get the Boolean value of a field of an instance.
+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",
- "-o", field, instance])
- info_out = qa_utils.GetCommandOutput(master["primary"], infocmd).strip()
+ "--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":
" %s" % (field, instance, info_out))
-@InstanceCheck(None, INST_UP, RETURN_VALUE)
-def TestInstanceAddWithPlainDisk(node):
+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
@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"]),
+ assert len(nodes) == 2
+ return _DiskTest(":".join(map(operator.itemgetter("primary"), nodes)),
"drbd")
@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 ...
@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
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
-def TestInstanceConvertDisk(instance, snode):
+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")
@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"])
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 [
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
-def TestRecreateDisks(instance, pnode, snode, othernodes):
+def TestRecreateDisks(instance, inodes, othernodes):
"""gnt-instance recreate-disks
@param instance: Instance to work on
- @param pnode: Primary node
- @param snode: Secondary node, or None for sigle-homed instances
+ @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 = pnode["primary"]
- if snode:
- orig_seq = orig_seq + ":" + snode["primary"]
+ 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:
else:
_AssertRecreateDisks(["-n", other_seq], instance)
# Move disks back
- _AssertRecreateDisks(["-n", orig_seq], instance, check=False)
+ _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(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" % (pathutils.EXPORT_DIR, name),
_GetGenericAddParameters(newinst, force_mac=constants.VALUE_GENERATE))
cmd.append(newinst["name"])
AssertCommand(cmd)
+ qa_config.SetInstanceTemplate(newinst, templ)
def TestBackupList(expnode):
def TestBackupListFields():
"""gnt-backup list-fields"""
qa_utils.GenericQueryFieldsTest("gnt-backup", query.EXPORT_FIELDS.keys())
+
+
+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
+
+ """
+ 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)