from ganeti import pathutils
import qa_config
-import qa_utils
import qa_error
+import qa_instance
+import qa_logging
+import qa_utils
from qa_utils import AssertEqual, AssertCommand, GetCommandOutput
AssertEqual(qa_utils.GetCommandOutput(node.primary, cmd), content)
-# "gnt-cluster info" fields
-_CIFIELD_RE = re.compile(r"^[-\s]*(?P<field>[^\s:]+):\s*(?P<value>\S.*)$")
-
-
-def _GetBoolClusterField(field):
- """Get the Boolean value of a cluster field.
+def _GetClusterField(field_path):
+ """Get the value of a cluster field.
- This function currently assumes that the field name is unique in the cluster
- configuration. An assertion checks this assumption.
-
- @type field: string
- @param field: Name of the field
- @rtype: bool
- @return: The effective value of the field
+ @type field_path: list of strings
+ @param field_path: Names of the groups/fields to navigate to get the desired
+ value, e.g. C{["Default node parameters", "oob_program"]}
+ @return: The effective value of the field (the actual type depends on the
+ chosen field)
"""
- master = qa_config.GetMasterNode()
- infocmd = "gnt-cluster info"
- info_out = qa_utils.GetCommandOutput(master.primary, infocmd)
- ret = None
- for l in info_out.splitlines():
- m = _CIFIELD_RE.match(l)
- # FIXME: There should be a way to specify a field through a hierarchy
- if m and m.group("field") == field:
- # Make sure that ignoring the hierarchy doesn't cause a double match
- assert ret is None
- ret = (m.group("value").lower() == "true")
- if ret is not None:
- return ret
- raise qa_error.Error("Field not found in cluster configuration: %s" % field)
+ assert isinstance(field_path, list)
+ assert field_path
+ ret = qa_utils.GetObjectInfo(["gnt-cluster", "info"])
+ for key in field_path:
+ ret = ret[key]
+ return ret
# Cluster-verify errors (date, "ERROR", then error code)
-_CVERROR_RE = re.compile(r"^[\w\s:]+\s+- ERROR:([A-Z0-9_-]+):")
+_CVERROR_RE = re.compile(r"^[\w\s:]+\s+- (ERROR|WARNING):([A-Z0-9_-]+):")
def _GetCVErrorCodes(cvout):
- ret = set()
+ errs = set()
+ warns = set()
for l in cvout.splitlines():
m = _CVERROR_RE.match(l)
if m:
- ecode = m.group(1)
- ret.add(ecode)
- return ret
+ etype = m.group(1)
+ ecode = m.group(2)
+ if etype == "ERROR":
+ errs.add(ecode)
+ elif etype == "WARNING":
+ warns.add(ecode)
+ return (errs, warns)
+
+
+def _CheckVerifyErrors(actual, expected, etype):
+ exp_codes = compat.UniqueFrozenset(e for (_, e, _) in expected)
+ if not actual.issuperset(exp_codes):
+ missing = exp_codes.difference(actual)
+ raise qa_error.Error("Cluster-verify didn't return these expected"
+ " %ss: %s" % (etype, utils.CommaJoin(missing)))
-def AssertClusterVerify(fail=False, errors=None):
+def AssertClusterVerify(fail=False, errors=None, warnings=None):
"""Run cluster-verify and check the result
@type fail: bool
@param errors: List of CV_XXX errors that are expected; if specified, all the
errors listed must appear in cluster-verify output. A non-empty value
implies C{fail=True}.
+ @type warnings: list of tuples
+ @param warnings: Same as C{errors} but for warnings.
"""
cvcmd = "gnt-cluster verify"
mnode = qa_config.GetMasterNode()
- if errors:
+ if errors or warnings:
cvout = GetCommandOutput(mnode.primary, cvcmd + " --error-codes",
- fail=True)
- actual = _GetCVErrorCodes(cvout)
- expected = compat.UniqueFrozenset(e for (_, e, _) in errors)
- if not actual.issuperset(expected):
- missing = expected.difference(actual)
- raise qa_error.Error("Cluster-verify didn't return these expected"
- " errors: %s" % utils.CommaJoin(missing))
+ fail=(fail or errors))
+ (act_errs, act_warns) = _GetCVErrorCodes(cvout)
+ if errors:
+ _CheckVerifyErrors(act_errs, errors, "error")
+ if warnings:
+ _CheckVerifyErrors(act_warns, warnings, "warning")
else:
AssertCommand(cvcmd, fail=fail, node=mnode)
"""gnt-cluster init"""
master = qa_config.GetMasterNode()
- rapi_dir = os.path.dirname(pathutils.RAPI_USERS_FILE)
+ rapi_users_path = qa_utils.MakeNodePath(master, pathutils.RAPI_USERS_FILE)
+ rapi_dir = os.path.dirname(rapi_users_path)
# First create the RAPI credentials
fh = tempfile.NamedTemporaryFile()
tmpru = qa_utils.UploadFile(master.primary, fh.name)
try:
AssertCommand(["mkdir", "-p", rapi_dir])
- AssertCommand(["mv", tmpru, pathutils.RAPI_USERS_FILE])
+ AssertCommand(["mv", tmpru, rapi_users_path])
finally:
AssertCommand(["rm", "-f", tmpru])
finally:
"gnt-cluster", "init",
"--primary-ip-version=%d" % qa_config.get("primary_ip_version", 4),
"--enabled-hypervisors=%s" % ",".join(qa_config.GetEnabledHypervisors()),
+ "--enabled-disk-templates=%s" %
+ ",".join(qa_config.GetEnabledDiskTemplates())
]
for spec_type in ("mem-size", "disk-size", "disk-count", "cpu-count",
for spec_val in ("min", "max", "std"):
spec = qa_config.get("ispec_%s_%s" %
(spec_type.replace("-", "_"), spec_val), None)
- if spec:
+ if spec is not None:
cmd.append("--specs-%s=%s=%d" % (spec_type, spec_val, spec))
if master.secondary:
original_name = qa_config.get("name")
rename_target = qa_config.get("rename", None)
if rename_target is None:
- print qa_utils.FormatError('"rename" entry is missing')
+ print qa_logging.FormatError('"rename" entry is missing')
return
for data in [
AssertCommand(["gnt-cluster", "modify", "-D", param], fail=True)
+def TestClusterModifyDiskTemplates():
+ """gnt-cluster modify --enabled-disk-templates=..."""
+ enabled_disk_templates = qa_config.GetEnabledDiskTemplates()
+ default_disk_template = qa_config.GetDefaultDiskTemplate()
+
+ _TestClusterModifyDiskTemplatesArguments(default_disk_template,
+ enabled_disk_templates)
+
+ _RestoreEnabledDiskTemplates()
+ nodes = qa_config.AcquireManyNodes(2)
+
+ instance_template = enabled_disk_templates[0]
+ instance = qa_instance.CreateInstanceByDiskTemplate(nodes, instance_template)
+
+ _TestClusterModifyUnusedDiskTemplate(instance_template)
+ _TestClusterModifyUsedDiskTemplate(instance_template,
+ enabled_disk_templates)
+
+ qa_instance.TestInstanceRemove(instance)
+ _RestoreEnabledDiskTemplates()
+
+
+def _RestoreEnabledDiskTemplates():
+ """Sets the list of enabled disk templates back to the list of enabled disk
+ templates from the QA configuration. This can be used to make sure that
+ the tests that modify the list of disk templates do not interfere with
+ other tests.
+
+ """
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(qa_config.GetEnabledDiskTemplates())],
+ fail=False)
+
+
+def _TestClusterModifyDiskTemplatesArguments(default_disk_template,
+ enabled_disk_templates):
+ """Tests argument handling of 'gnt-cluster modify' with respect to
+ the parameter '--enabled-disk-templates'. This test is independent
+ of instances.
+
+ """
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-template=%s" %
+ ",".join(enabled_disk_templates)],
+ fail=False)
+
+ # bogus templates
+ AssertCommand(["gnt-cluster", "modify",
+ "--enabled-disk-templates=pinkbunny"],
+ fail=True)
+
+ # duplicate entries do no harm
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-templates=%s,%s" %
+ (default_disk_template, default_disk_template)],
+ fail=False)
+
+
+def _TestClusterModifyUsedDiskTemplate(instance_template,
+ enabled_disk_templates):
+ """Tests that disk templates that are currently in use by instances cannot
+ be disabled on the cluster.
+
+ """
+ # If the list of enabled disk templates contains only one template
+ # we need to add some other templates, because the list of enabled disk
+ # templates can only be set to a non-empty list.
+ new_disk_templates = list(set(enabled_disk_templates)
+ - set([instance_template]))
+ if not new_disk_templates:
+ new_disk_templates = list(set(constants.DISK_TEMPLATES)
+ - set([instance_template]))
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-templates=%s" %
+ ",".join(new_disk_templates)],
+ fail=True)
+
+
+def _TestClusterModifyUnusedDiskTemplate(instance_template):
+ """Tests that unused disk templates can be disabled safely."""
+ all_disk_templates = constants.DISK_TEMPLATES
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-templates=%s" %
+ ",".join(all_disk_templates)],
+ fail=False)
+ new_disk_templates = [instance_template]
+ AssertCommand(
+ ["gnt-cluster", "modify",
+ "--enabled-disk-templates=%s" %
+ ",".join(new_disk_templates)],
+ fail=False)
+
+
def TestClusterModifyBe():
"""gnt-cluster modify -B"""
for fail, cmd in [
AssertCommand(["gnt-cluster", "modify", "-B", bep])
+def _GetClusterIPolicy():
+ """Return the run-time values of the cluster-level instance policy.
+
+ @rtype: tuple
+ @return: (policy, specs), where:
+ - policy is a dictionary of the policy values, instance specs excluded
+ - specs is a dictionary containing only the specs, using the internal
+ format (see L{constants.IPOLICY_DEFAULTS} for an example)
+
+ """
+ info = qa_utils.GetObjectInfo(["gnt-cluster", "info"])
+ policy = info["Instance policy - limits for instances"]
+ (ret_policy, ret_specs) = qa_utils.ParseIPolicy(policy)
+
+ # Sanity checks
+ assert "minmax" in ret_specs and "std" in ret_specs
+ assert len(ret_specs["minmax"]) > 0
+ assert len(ret_policy) > 0
+ return (ret_policy, ret_specs)
+
+
+def TestClusterModifyIPolicy():
+ """gnt-cluster modify --ipolicy-*"""
+ basecmd = ["gnt-cluster", "modify"]
+ (old_policy, old_specs) = _GetClusterIPolicy()
+ for par in ["vcpu-ratio", "spindle-ratio"]:
+ curr_val = float(old_policy[par])
+ test_values = [
+ (True, 1.0),
+ (True, 1.5),
+ (True, 2),
+ (False, "a"),
+ # Restore the old value
+ (True, curr_val),
+ ]
+ for (good, val) in test_values:
+ cmd = basecmd + ["--ipolicy-%s=%s" % (par, val)]
+ AssertCommand(cmd, fail=not good)
+ if good:
+ curr_val = val
+ # Check the affected parameter
+ (eff_policy, eff_specs) = _GetClusterIPolicy()
+ AssertEqual(float(eff_policy[par]), curr_val)
+ # Check everything else
+ AssertEqual(eff_specs, old_specs)
+ for p in eff_policy.keys():
+ if p == par:
+ continue
+ AssertEqual(eff_policy[p], old_policy[p])
+
+ # Disk templates are treated slightly differently
+ par = "disk-templates"
+ disp_str = "allowed disk templates"
+ curr_val = old_policy[disp_str]
+ test_values = [
+ (True, constants.DT_PLAIN),
+ (True, "%s,%s" % (constants.DT_PLAIN, constants.DT_DRBD8)),
+ (False, "thisisnotadisktemplate"),
+ (False, ""),
+ # Restore the old value
+ (True, curr_val.replace(" ", "")),
+ ]
+ for (good, val) in test_values:
+ cmd = basecmd + ["--ipolicy-%s=%s" % (par, val)]
+ AssertCommand(cmd, fail=not good)
+ if good:
+ curr_val = val
+ # Check the affected parameter
+ (eff_policy, eff_specs) = _GetClusterIPolicy()
+ AssertEqual(eff_policy[disp_str].replace(" ", ""), curr_val)
+ # Check everything else
+ AssertEqual(eff_specs, old_specs)
+ for p in eff_policy.keys():
+ if p == disp_str:
+ continue
+ AssertEqual(eff_policy[p], old_policy[p])
+
+
+def TestClusterSetISpecs(new_specs=None, diff_specs=None, fail=False,
+ old_values=None):
+ """Change instance specs.
+
+ At most one of new_specs or diff_specs can be specified.
+
+ @type new_specs: dict
+ @param new_specs: new complete specs, in the same format returned by
+ L{_GetClusterIPolicy}
+ @type diff_specs: dict
+ @param diff_specs: partial specs, it can be an incomplete specifications, but
+ if min/max specs are specified, their number must match the number of the
+ existing specs
+ @type fail: bool
+ @param fail: if the change is expected to fail
+ @type old_values: tuple
+ @param old_values: (old_policy, old_specs), as returned by
+ L{_GetClusterIPolicy}
+ @return: same as L{_GetClusterIPolicy}
+
+ """
+ build_cmd = lambda opts: ["gnt-cluster", "modify"] + opts
+ return qa_utils.TestSetISpecs(
+ new_specs=new_specs, diff_specs=diff_specs,
+ get_policy_fn=_GetClusterIPolicy, build_cmd_fn=build_cmd,
+ fail=fail, old_values=old_values)
+
+
+def TestClusterModifyISpecs():
+ """gnt-cluster modify --specs-*"""
+ params = ["memory-size", "disk-size", "disk-count", "cpu-count", "nic-count"]
+ (cur_policy, cur_specs) = _GetClusterIPolicy()
+ # This test assumes that there is only one min/max bound
+ assert len(cur_specs[constants.ISPECS_MINMAX]) == 1
+ for par in params:
+ test_values = [
+ (True, 0, 4, 12),
+ (True, 4, 4, 12),
+ (True, 4, 12, 12),
+ (True, 4, 4, 4),
+ (False, 4, 0, 12),
+ (False, 4, 16, 12),
+ (False, 4, 4, 0),
+ (False, 12, 4, 4),
+ (False, 12, 4, 0),
+ (False, "a", 4, 12),
+ (False, 0, "a", 12),
+ (False, 0, 4, "a"),
+ # This is to restore the old values
+ (True,
+ cur_specs[constants.ISPECS_MINMAX][0][constants.ISPECS_MIN][par],
+ cur_specs[constants.ISPECS_STD][par],
+ cur_specs[constants.ISPECS_MINMAX][0][constants.ISPECS_MAX][par])
+ ]
+ for (good, mn, st, mx) in test_values:
+ new_vals = {
+ constants.ISPECS_MINMAX: [{
+ constants.ISPECS_MIN: {par: mn},
+ constants.ISPECS_MAX: {par: mx}
+ }],
+ constants.ISPECS_STD: {par: st}
+ }
+ cur_state = (cur_policy, cur_specs)
+ # We update cur_specs, as we've copied the values to restore already
+ (cur_policy, cur_specs) = TestClusterSetISpecs(
+ diff_specs=new_vals, fail=not good, old_values=cur_state)
+
+ # Get the ipolicy command
+ mnode = qa_config.GetMasterNode()
+ initcmd = GetCommandOutput(mnode.primary, "gnt-cluster show-ispecs-cmd")
+ modcmd = ["gnt-cluster", "modify"]
+ opts = initcmd.split()
+ assert opts[0:2] == ["gnt-cluster", "init"]
+ for k in range(2, len(opts) - 1):
+ if opts[k].startswith("--ipolicy-"):
+ assert k + 2 <= len(opts)
+ modcmd.extend(opts[k:k + 2])
+ # Re-apply the ipolicy (this should be a no-op)
+ AssertCommand(modcmd)
+ new_initcmd = GetCommandOutput(mnode.primary, "gnt-cluster show-ispecs-cmd")
+ AssertEqual(initcmd, new_initcmd)
+
+
def TestClusterInfo():
"""gnt-cluster info"""
AssertCommand(["gnt-cluster", "info"])
master = qa_config.GetMasterNode()
options = qa_config.get("options", {})
- disk_template = options.get("burnin-disk-template", "drbd")
+ disk_template = options.get("burnin-disk-template", constants.DT_DRBD8)
parallel = options.get("burnin-in-parallel", False)
check_inst = options.get("burnin-check-instances", False)
do_rename = options.get("burnin-rename", "")
script = qa_utils.UploadFile(master.primary, "../tools/burnin")
try:
+ disks = qa_config.GetDiskOptions()
# Run burnin
cmd = [script,
"--os=%s" % qa_config.get("os"),
"--minmem-size=%s" % qa_config.get(constants.BE_MINMEM),
"--maxmem-size=%s" % qa_config.get(constants.BE_MAXMEM),
- "--disk-size=%s" % ",".join(qa_config.get("disk")),
- "--disk-growth=%s" % ",".join(qa_config.get("disk-growth")),
+ "--disk-size=%s" % ",".join([d.get("size") for d in disks]),
+ "--disk-growth=%s" % ",".join([d.get("growth") for d in disks]),
"--disk-template=%s" % disk_template]
if parallel:
cmd.append("--parallel")
failovermaster = qa_config.AcquireNode(exclude=master)
cmd = ["gnt-cluster", "master-failover"]
+ node_list_cmd = ["gnt-node", "list"]
try:
AssertCommand(cmd, node=failovermaster)
+ AssertCommand(node_list_cmd, node=failovermaster)
# Back to original master node
AssertCommand(cmd, node=master)
+ AssertCommand(node_list_cmd, node=master)
finally:
failovermaster.Release()
+def _NodeQueueDrainFile(node):
+ """Returns path to queue drain file for a node.
+
+ """
+ return qa_utils.MakeNodePath(node, pathutils.JOB_QUEUE_DRAIN_FILE)
+
+
+def _AssertDrainFile(node, **kwargs):
+ """Checks for the queue drain file.
+
+ """
+ AssertCommand(["test", "-f", _NodeQueueDrainFile(node)], node=node, **kwargs)
+
+
def TestClusterMasterFailoverWithDrainedQueue():
"""gnt-cluster master-failover with drained queue"""
- drain_check = ["test", "-f", pathutils.JOB_QUEUE_DRAIN_FILE]
-
master = qa_config.GetMasterNode()
failovermaster = qa_config.AcquireNode(exclude=master)
# Ensure queue is not drained
for node in [master, failovermaster]:
- AssertCommand(drain_check, node=node, fail=True)
+ _AssertDrainFile(node, fail=True)
# Drain queue on failover master
- AssertCommand(["touch", pathutils.JOB_QUEUE_DRAIN_FILE], node=failovermaster)
+ AssertCommand(["touch", _NodeQueueDrainFile(failovermaster)],
+ node=failovermaster)
cmd = ["gnt-cluster", "master-failover"]
try:
- AssertCommand(drain_check, node=failovermaster)
+ _AssertDrainFile(failovermaster)
AssertCommand(cmd, node=failovermaster)
- AssertCommand(drain_check, fail=True)
- AssertCommand(drain_check, node=failovermaster, fail=True)
+ _AssertDrainFile(master, fail=True)
+ _AssertDrainFile(failovermaster, fail=True)
# Back to original master node
AssertCommand(cmd, node=master)
finally:
failovermaster.Release()
- AssertCommand(drain_check, fail=True)
- AssertCommand(drain_check, node=failovermaster, fail=True)
+ # Ensure queue is not drained
+ for node in [master, failovermaster]:
+ _AssertDrainFile(node, fail=True)
def TestClusterCopyfile():
@return: The old value of exclusive_storage
"""
- oldvalue = _GetBoolClusterField("exclusive_storage")
+ es_path = ["Default node parameters", "exclusive_storage"]
+ oldvalue = _GetClusterField(es_path)
AssertCommand(["gnt-cluster", "modify", "--node-parameters",
"exclusive_storage=%s" % newvalue])
- effvalue = _GetBoolClusterField("exclusive_storage")
+ effvalue = _GetClusterField(es_path)
if effvalue != newvalue:
raise qa_error.Error("exclusive_storage has the wrong value: %s instead"
" of %s" % (effvalue, newvalue))
return oldvalue
-def _BuildSetESCmd(value, node_name):
- return ["gnt-node", "modify", "--node-parameters",
- "exclusive_storage=%s" % value, node_name]
-
-
-def TestExclStorSingleNode(node):
- """cluster-verify reports exclusive_storage set only on one node.
-
- """
- node_name = node.primary
- es_val = _GetBoolClusterField("exclusive_storage")
- assert not es_val
- AssertCommand(_BuildSetESCmd(True, node_name))
- AssertClusterVerify(fail=True, errors=[constants.CV_EGROUPMIXEDESFLAG])
- AssertCommand(_BuildSetESCmd("default", node_name))
- AssertClusterVerify()
-
-
def TestExclStorSharedPv(node):
"""cluster-verify reports LVs that share the same PV with exclusive_storage.