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diff --git a/cts/lab/CTStests.py b/cts/lab/CTStests.py
index 66caf6ea97..650b9cf968 100644
--- a/cts/lab/CTStests.py
+++ b/cts/lab/CTStests.py
@@ -1,1721 +1,1591 @@
""" Test-specific classes for Pacemaker's Cluster Test Suite (CTS)
"""
__copyright__ = "Copyright 2000-2023 the Pacemaker project contributors"
__license__ = "GNU General Public License version 2 or later (GPLv2+) WITHOUT ANY WARRANTY"
#
# SPECIAL NOTE:
#
# Tests may NOT implement any cluster-manager-specific code in them.
# EXTEND the ClusterManager object to provide the base capabilities
# the test needs if you need to do something that the current CM classes
# do not. Otherwise you screw up the whole point of the object structure
# in CTS.
#
# Thank you.
#
-import os
import re
import time
-import tempfile
from stat import *
from pacemaker import BuildOptions
from pacemaker._cts.CTS import NodeStatus
from pacemaker._cts.audits import AuditResource
from pacemaker._cts.tests import *
from pacemaker._cts.timer import Timer
AllTestClasses = [ ]
AllTestClasses.append(FlipTest)
AllTestClasses.append(RestartTest)
AllTestClasses.append(StonithdTest)
AllTestClasses.append(StartOnebyOne)
AllTestClasses.append(SimulStart)
AllTestClasses.append(SimulStop)
AllTestClasses.append(StopOnebyOne)
AllTestClasses.append(RestartOnebyOne)
AllTestClasses.append(PartialStart)
AllTestClasses.append(StandbyTest)
-class BandwidthTest(CTSTest):
-# Tests should not be cluster-manager-specific
-# If you need to find out cluster manager configuration to do this, then
-# it should be added to the generic cluster manager API.
- '''Test the bandwidth which the cluster uses'''
- def __init__(self, cm):
- CTSTest.__init__(self, cm)
-
- self.stats["min"] = 0
- self.stats["max"] = 0
- self.stats["totalbandwidth"] = 0
-
- self.name = "Bandwidth"
- self._start = StartTest(cm)
- (handle, self.tempfile) = tempfile.mkstemp(".cts")
- os.close(handle)
- self._startall = SimulStartLite(cm)
-
- def __call__(self, node):
- '''Perform the Bandwidth test'''
- self.incr("calls")
-
- if self._cm.upcount() < 1:
- return self.skipped()
-
- Path = self._cm.InternalCommConfig()
- if "ip" not in Path["mediatype"]:
- return self.skipped()
-
- port = Path["port"][0]
- port = int(port)
-
- ret = self._startall(None)
- if not ret:
- return self.failure("Test setup failed")
- time.sleep(5) # We get extra messages right after startup.
-
- fstmpfile = "/var/run/band_estimate"
- dumpcmd = "tcpdump -p -n -c 102 -i any udp port %d > %s 2>&1" \
- % (port, fstmpfile)
-
- (rc, _) = self._rsh(node, dumpcmd)
- if rc == 0:
- farfile = "root@%s:%s" % (node, fstmpfile)
- self._rsh.copy(farfile, self.tempfile)
- Bandwidth = self.countbandwidth(self.tempfile)
- if not Bandwidth:
- self._logger.log("Could not compute bandwidth.")
- return self.success()
- intband = int(Bandwidth + 0.5)
- self._logger.log("...bandwidth: %d bits/sec" % intband)
-
- self.stats["totalbandwidth"] += Bandwidth
-
- if self.stats["min"] == 0:
- self.stats["min"] = Bandwidth
-
- if Bandwidth > self.stats["max"]:
- self.stats["max"] = Bandwidth
-
- if Bandwidth < self.stats["min"]:
- self.stats["min"] = Bandwidth
-
- self._rsh(node, "rm -f %s" % fstmpfile)
- os.unlink(self.tempfile)
- return self.success()
- else:
- return self.failure("no response from tcpdump command [%d]!" % rc)
-
- def countbandwidth(self, file):
- fp = open(file, "r")
- fp.seek(0)
- count = 0
- sum = 0
- while 1:
- line = fp.readline()
- if not line:
- return None
- if re.search("udp",line) or re.search("UDP,", line):
- count = count + 1
- linesplit = line.split(" ")
- for j in range(len(linesplit)-1):
- if linesplit[j] == "udp": break
- if linesplit[j] == "length:": break
-
- try:
- sum = sum + int(linesplit[j+1])
- except ValueError:
- self._logger.log("Invalid tcpdump line: %s" % line)
- return None
- T1 = linesplit[0]
- timesplit = T1.split(":")
- time2split = timesplit[2].split(".")
- time1 = (int(timesplit[0])*60+int(timesplit[1]))*60+int(time2split[0])+int(time2split[1])*0.000001
- break
-
- while count < 100:
- line = fp.readline()
- if not line:
- return None
- if re.search("udp",line) or re.search("UDP,", line):
- count = count+1
- linessplit = line.split(" ")
- for j in range(len(linessplit)-1):
- if linessplit[j] == "udp": break
- if linessplit[j] == "length:": break
- try:
- sum = int(linessplit[j+1]) + sum
- except ValueError:
- self._logger.log("Invalid tcpdump line: %s" % line)
- return None
-
- T2 = linessplit[0]
- timesplit = T2.split(":")
- time2split = timesplit[2].split(".")
- time2 = (int(timesplit[0])*60+int(timesplit[1]))*60+int(time2split[0])+int(time2split[1])*0.000001
- time = time2-time1
- if (time <= 0):
- return 0
- return int((sum*8)/time)
-
- def is_applicable(self):
- '''BandwidthTest never applicable'''
- return False
-
-AllTestClasses.append(BandwidthTest)
-
-
###################################################################
class MaintenanceMode(CTSTest):
###################################################################
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "MaintenanceMode"
self._start = StartTest(cm)
self._startall = SimulStartLite(cm)
self.max = 30
self.benchmark = True
self.action = "asyncmon"
self.interval = 0
self.rid = "maintenanceDummy"
def toggleMaintenanceMode(self, node, action):
pats = []
pats.append(self.templates["Pat:DC_IDLE"])
# fail the resource right after turning Maintenance mode on
# verify it is not recovered until maintenance mode is turned off
if action == "On":
pats.append(self.templates["Pat:RscOpFail"] % (self.action, self.rid))
else:
pats.append(self.templates["Pat:RscOpOK"] % ("stop", self.rid))
pats.append(self.templates["Pat:RscOpOK"] % ("start", self.rid))
watch = self.create_watch(pats, 60)
watch.set_watch()
self.debug("Turning maintenance mode %s" % action)
self._rsh(node, self.templates["MaintenanceMode%s" % (action)])
if (action == "On"):
self._rsh(node, "crm_resource -V -F -r %s -H %s &>/dev/null" % (self.rid, node))
with Timer(self._logger, self.name, "recover%s" % action):
watch.look_for_all()
if watch.unmatched:
self.debug("Failed to find patterns when turning maintenance mode %s" % action)
return repr(watch.unmatched)
return ""
def insertMaintenanceDummy(self, node):
pats = []
pats.append(("%s.*" % node) + (self.templates["Pat:RscOpOK"] % ("start", self.rid)))
watch = self.create_watch(pats, 60)
watch.set_watch()
self._cm.AddDummyRsc(node, self.rid)
with Timer(self._logger, self.name, "addDummy"):
watch.look_for_all()
if watch.unmatched:
self.debug("Failed to find patterns when adding maintenance dummy resource")
return repr(watch.unmatched)
return ""
def removeMaintenanceDummy(self, node):
pats = []
pats.append(self.templates["Pat:RscOpOK"] % ("stop", self.rid))
watch = self.create_watch(pats, 60)
watch.set_watch()
self._cm.RemoveDummyRsc(node, self.rid)
with Timer(self._logger, self.name, "removeDummy"):
watch.look_for_all()
if watch.unmatched:
self.debug("Failed to find patterns when removing maintenance dummy resource")
return repr(watch.unmatched)
return ""
def managedRscList(self, node):
rscList = []
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if re.search("^Resource", line):
tmp = AuditResource(self._cm, line)
if tmp.managed:
rscList.append(tmp.id)
return rscList
def verifyResources(self, node, rscList, managed):
managedList = list(rscList)
managed_str = "managed"
if not managed:
managed_str = "unmanaged"
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if re.search("^Resource", line):
tmp = AuditResource(self._cm, line)
if managed and not tmp.managed:
continue
elif not managed and tmp.managed:
continue
elif managedList.count(tmp.id):
managedList.remove(tmp.id)
if len(managedList) == 0:
self.debug("Found all %s resources on %s" % (managed_str, node))
return True
self._logger.log("Could not find all %s resources on %s. %s" % (managed_str, node, managedList))
return False
def __call__(self, node):
'''Perform the 'MaintenanceMode' test. '''
self.incr("calls")
verify_managed = False
verify_unmanaged = False
failPat = ""
ret = self._startall(None)
if not ret:
return self.failure("Setup failed")
# get a list of all the managed resources. We use this list
# after enabling maintenance mode to verify all managed resources
# become un-managed. After maintenance mode is turned off, we use
# this list to verify all the resources become managed again.
managedResources = self.managedRscList(node)
if len(managedResources) == 0:
self._logger.log("No managed resources on %s" % node)
return self.skipped()
# insert a fake resource we can fail during maintenance mode
# so we can verify recovery does not take place until after maintenance
# mode is disabled.
failPat = failPat + self.insertMaintenanceDummy(node)
# toggle maintenance mode ON, then fail dummy resource.
failPat = failPat + self.toggleMaintenanceMode(node, "On")
# verify all the resources are now unmanaged
if self.verifyResources(node, managedResources, False):
verify_unmanaged = True
# Toggle maintenance mode OFF, verify dummy is recovered.
failPat = failPat + self.toggleMaintenanceMode(node, "Off")
# verify all the resources are now managed again
if self.verifyResources(node, managedResources, True):
verify_managed = True
# Remove our maintenance dummy resource.
failPat = failPat + self.removeMaintenanceDummy(node)
self._cm.cluster_stable()
if failPat != "":
return self.failure("Unmatched patterns: %s" % (failPat))
elif verify_unmanaged is False:
return self.failure("Failed to verify resources became unmanaged during maintenance mode")
elif verify_managed is False:
return self.failure("Failed to verify resources switched back to managed after disabling maintenance mode")
return self.success()
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"Updating failcount for %s" % self.rid,
r"schedulerd.*: Recover\s+%s\s+\(.*\)" % self.rid,
r"Unknown operation: fail",
self.templates["Pat:RscOpOK"] % (self.action, self.rid),
r"(ERROR|error).*: Action %s_%s_%d .* initiated outside of a transition" % (self.rid, self.action, self.interval) ]
AllTestClasses.append(MaintenanceMode)
class ResourceRecover(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "ResourceRecover"
self._start = StartTest(cm)
self._startall = SimulStartLite(cm)
self.max = 30
self.rid = None
self.rid_alt = None
self.benchmark = True
# these are the values used for the new LRM API call
self.action = "asyncmon"
self.interval = 0
def __call__(self, node):
'''Perform the 'ResourceRecover' test. '''
self.incr("calls")
ret = self._startall(None)
if not ret:
return self.failure("Setup failed")
# List all resources active on the node (skip test if none)
resourcelist = self._cm.active_resources(node)
if len(resourcelist) == 0:
self._logger.log("No active resources on %s" % node)
return self.skipped()
# Choose one resource at random
rsc = self.choose_resource(node, resourcelist)
if rsc is None:
return self.failure("Could not get details of resource '%s'" % self.rid)
if rsc.id == rsc.clone_id:
self.debug("Failing " + rsc.id)
else:
self.debug("Failing " + rsc.id + " (also known as " + rsc.clone_id + ")")
# Log patterns to watch for (failure, plus restart if managed)
pats = []
pats.append(self.templates["Pat:CloneOpFail"] % (self.action, rsc.id, rsc.clone_id))
if rsc.managed:
pats.append(self.templates["Pat:RscOpOK"] % ("stop", self.rid))
if rsc.unique:
pats.append(self.templates["Pat:RscOpOK"] % ("start", self.rid))
else:
# Anonymous clones may get restarted with a different clone number
pats.append(self.templates["Pat:RscOpOK"] % ("start", ".*"))
# Fail resource. (Ideally, we'd fail it twice, to ensure the fail count
# is incrementing properly, but it might restart on a different node.
# We'd have to temporarily ban it from all other nodes and ensure the
# migration-threshold hasn't been reached.)
if self.fail_resource(rsc, node, pats) is None:
return None # self.failure() already called
return self.success()
def choose_resource(self, node, resourcelist):
""" Choose a random resource to target """
self.rid = self._env.random_gen.choice(resourcelist)
self.rid_alt = self.rid
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if line.startswith("Resource: "):
rsc = AuditResource(self._cm, line)
if rsc.id == self.rid:
# Handle anonymous clones that get renamed
self.rid = rsc.clone_id
return rsc
return None
def get_failcount(self, node):
""" Check the fail count of targeted resource on given node """
(rc, lines) = self._rsh(node,
"crm_failcount --quiet --query --resource %s "
"--operation %s --interval %d "
"--node %s" % (self.rid, self.action,
self.interval, node), verbose=1)
if rc != 0 or len(lines) != 1:
self._logger.log("crm_failcount on %s failed (%d): %s" % (node, rc,
" // ".join(map(str.strip, lines))))
return -1
try:
failcount = int(lines[0])
except (IndexError, ValueError):
self._logger.log("crm_failcount output on %s unparseable: %s" % (node,
' '.join(lines)))
return -1
return failcount
def fail_resource(self, rsc, node, pats):
""" Fail the targeted resource, and verify as expected """
orig_failcount = self.get_failcount(node)
watch = self.create_watch(pats, 60)
watch.set_watch()
self._rsh(node, "crm_resource -V -F -r %s -H %s &>/dev/null" % (self.rid, node))
with Timer(self._logger, self.name, "recover"):
watch.look_for_all()
self._cm.cluster_stable()
recovered = self._cm.ResourceLocation(self.rid)
if watch.unmatched:
return self.failure("Patterns not found: %s" % repr(watch.unmatched))
elif rsc.unique and len(recovered) > 1:
return self.failure("%s is now active on more than one node: %s"%(self.rid, repr(recovered)))
elif len(recovered) > 0:
self.debug("%s is running on: %s" % (self.rid, repr(recovered)))
elif rsc.managed:
return self.failure("%s was not recovered and is inactive" % self.rid)
new_failcount = self.get_failcount(node)
if new_failcount != (orig_failcount + 1):
return self.failure("%s fail count is %d not %d" % (self.rid,
new_failcount, orig_failcount + 1))
return 0 # Anything but None is success
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"Updating failcount for %s" % self.rid,
r"schedulerd.*: Recover\s+(%s|%s)\s+\(.*\)" % (self.rid, self.rid_alt),
r"Unknown operation: fail",
self.templates["Pat:RscOpOK"] % (self.action, self.rid),
r"(ERROR|error).*: Action %s_%s_%d .* initiated outside of a transition" % (self.rid, self.action, self.interval) ]
AllTestClasses.append(ResourceRecover)
class ComponentFail(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "ComponentFail"
self._startall = SimulStartLite(cm)
self.complist = cm.Components()
self.patterns = []
self.okerrpatterns = []
self.is_unsafe = True
def __call__(self, node):
'''Perform the 'ComponentFail' test. '''
self.incr("calls")
self.patterns = []
self.okerrpatterns = []
# start all nodes
ret = self._startall(None)
if not ret:
return self.failure("Setup failed")
if not self._cm.cluster_stable(self._env["StableTime"]):
return self.failure("Setup failed - unstable")
node_is_dc = self._cm.is_node_dc(node, None)
# select a component to kill
chosen = self._env.random_gen.choice(self.complist)
while chosen.dc_only and node_is_dc == 0:
chosen = self._env.random_gen.choice(self.complist)
self.debug("...component %s (dc=%d)" % (chosen.name, node_is_dc))
self.incr(chosen.name)
if chosen.name != "corosync":
self.patterns.append(self.templates["Pat:ChildKilled"] %(node, chosen.name))
self.patterns.append(self.templates["Pat:ChildRespawn"] %(node, chosen.name))
self.patterns.extend(chosen.pats)
if node_is_dc:
self.patterns.extend(chosen.dc_pats)
# @TODO this should be a flag in the Component
if chosen.name in [ "corosync", "pacemaker-based", "pacemaker-fenced" ]:
# Ignore actions for fence devices if fencer will respawn
# (their registration will be lost, and probes will fail)
self.okerrpatterns = [ self.templates["Pat:Fencing_active"] ]
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if re.search("^Resource", line):
r = AuditResource(self._cm, line)
if r.rclass == "stonith":
self.okerrpatterns.append(self.templates["Pat:Fencing_recover"] % r.id)
self.okerrpatterns.append(self.templates["Pat:Fencing_probe"] % r.id)
# supply a copy so self.patterns doesn't end up empty
tmpPats = []
tmpPats.extend(self.patterns)
self.patterns.extend(chosen.badnews_ignore)
# Look for STONITH ops, depending on Env["at-boot"] we might need to change the nodes status
stonithPats = []
stonithPats.append(self.templates["Pat:Fencing_ok"] % node)
stonith = self.create_watch(stonithPats, 0)
stonith.set_watch()
# set the watch for stable
watch = self.create_watch(
tmpPats, self._env["DeadTime"] + self._env["StableTime"] + self._env["StartTime"])
watch.set_watch()
# kill the component
chosen.kill(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
self.debug("Waiting for any fenced node to come back up")
self._cm.ns.wait_for_all_nodes(self._env["nodes"], 600)
self.debug("Waiting for the cluster to re-stabilize with all nodes")
self._cm.cluster_stable(self._env["StartTime"])
self.debug("Checking if %s was shot" % node)
shot = stonith.look(60)
if shot:
self.debug("Found: " + repr(shot))
self.okerrpatterns.append(self.templates["Pat:Fencing_start"] % node)
if not self._env["at-boot"]:
self._cm.ShouldBeStatus[node] = "down"
# If fencing occurred, chances are many (if not all) the expected logs
# will not be sent - or will be lost when the node reboots
return self.success()
# check for logs indicating a graceful recovery
matched = watch.look_for_all(allow_multiple_matches=True)
if watch.unmatched:
self._logger.log("Patterns not found: " + repr(watch.unmatched))
self.debug("Waiting for the cluster to re-stabilize with all nodes")
is_stable = self._cm.cluster_stable(self._env["StartTime"])
if not matched:
return self.failure("Didn't find all expected %s patterns" % chosen.name)
elif not is_stable:
return self.failure("Cluster did not become stable after killing %s" % chosen.name)
return self.success()
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
# Note that okerrpatterns refers to the last time we ran this test
# The good news is that this works fine for us...
self.okerrpatterns.extend(self.patterns)
return self.okerrpatterns
AllTestClasses.append(ComponentFail)
class SplitBrainTest(CTSTest):
'''It is used to test split-brain. when the path between the two nodes break
check the two nodes both take over the resource'''
def __init__(self,cm):
CTSTest.__init__(self,cm)
self.name = "SplitBrain"
self._start = StartTest(cm)
self._startall = SimulStartLite(cm)
self.is_experimental = True
def isolate_partition(self, partition):
other_nodes = []
other_nodes.extend(self._env["nodes"])
for node in partition:
try:
other_nodes.remove(node)
except ValueError:
self._logger.log("Node "+node+" not in " + repr(self._env["nodes"]) + " from " +repr(partition))
if len(other_nodes) == 0:
return 1
self.debug("Creating partition: " + repr(partition))
self.debug("Everyone else: " + repr(other_nodes))
for node in partition:
if not self._cm.isolate_node(node, other_nodes):
self._logger.log("Could not isolate %s" % node)
return 0
return 1
def heal_partition(self, partition):
other_nodes = []
other_nodes.extend(self._env["nodes"])
for node in partition:
try:
other_nodes.remove(node)
except ValueError:
self._logger.log("Node "+node+" not in " + repr(self._env["nodes"]))
if len(other_nodes) == 0:
return 1
self.debug("Healing partition: " + repr(partition))
self.debug("Everyone else: " + repr(other_nodes))
for node in partition:
self._cm.unisolate_node(node, other_nodes)
def __call__(self, node):
'''Perform split-brain test'''
self.incr("calls")
self.passed = True
partitions = {}
ret = self._startall(None)
if not ret:
return self.failure("Setup failed")
while 1:
# Retry until we get multiple partitions
partitions = {}
p_max = len(self._env["nodes"])
for node in self._env["nodes"]:
p = self._env.random_gen.randint(1, p_max)
if not p in partitions:
partitions[p] = []
partitions[p].append(node)
p_max = len(list(partitions.keys()))
if p_max > 1:
break
# else, try again
self.debug("Created %d partitions" % p_max)
for key in list(partitions.keys()):
self.debug("Partition["+str(key)+"]:\t"+repr(partitions[key]))
# Disabling STONITH to reduce test complexity for now
self._rsh(node, "crm_attribute -V -n stonith-enabled -v false")
for key in list(partitions.keys()):
self.isolate_partition(partitions[key])
count = 30
while count > 0:
if len(self._cm.find_partitions()) != p_max:
time.sleep(10)
else:
break
else:
self.failure("Expected partitions were not created")
# Target number of partitions formed - wait for stability
if not self._cm.cluster_stable():
self.failure("Partitioned cluster not stable")
# Now audit the cluster state
self._cm.partitions_expected = p_max
if not self.audit():
self.failure("Audits failed")
self._cm.partitions_expected = 1
# And heal them again
for key in list(partitions.keys()):
self.heal_partition(partitions[key])
# Wait for a single partition to form
count = 30
while count > 0:
if len(self._cm.find_partitions()) != 1:
time.sleep(10)
count -= 1
else:
break
else:
self.failure("Cluster did not reform")
# Wait for it to have the right number of members
count = 30
while count > 0:
members = []
partitions = self._cm.find_partitions()
if len(partitions) > 0:
members = partitions[0].split()
if len(members) != len(self._env["nodes"]):
time.sleep(10)
count -= 1
else:
break
else:
self.failure("Cluster did not completely reform")
# Wait up to 20 minutes - the delay is more preferable than
# trying to continue with in a messed up state
if not self._cm.cluster_stable(1200):
self.failure("Reformed cluster not stable")
if self._env["continue"]:
answer = "Y"
else:
try:
answer = input('Continue? [nY]')
except EOFError as e:
answer = "n"
if answer and answer == "n":
raise ValueError("Reformed cluster not stable")
# Turn fencing back on
if self._env["DoFencing"]:
self._rsh(node, "crm_attribute -V -D -n stonith-enabled")
self._cm.cluster_stable()
if self.passed:
return self.success()
return self.failure("See previous errors")
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"Another DC detected:",
r"(ERROR|error).*: .*Application of an update diff failed",
r"pacemaker-controld.*:.*not in our membership list",
r"CRIT:.*node.*returning after partition" ]
def is_applicable(self):
if not CTSTest.is_applicable(self):
return False
return len(self._env["nodes"]) > 2
AllTestClasses.append(SplitBrainTest)
class Reattach(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "Reattach"
self._startall = SimulStartLite(cm)
self.restart1 = RestartTest(cm)
self.stopall = SimulStopLite(cm)
self.is_unsafe = False
def _is_managed(self, node):
(_, is_managed) = self._rsh(node, "crm_attribute -t rsc_defaults -n is-managed -q -G -d true", verbose=1)
is_managed = is_managed[0].strip()
return is_managed == "true"
def _set_unmanaged(self, node):
self.debug("Disable resource management")
self._rsh(node, "crm_attribute -t rsc_defaults -n is-managed -v false")
def _set_managed(self, node):
self.debug("Re-enable resource management")
self._rsh(node, "crm_attribute -t rsc_defaults -n is-managed -D")
def setup(self, node):
attempt = 0
if not self._startall(None):
return None
# Make sure we are really _really_ stable and that all
# resources, including those that depend on transient node
# attributes, are started
while not self._cm.cluster_stable(double_check=True):
if attempt < 5:
attempt += 1
self.debug("Not stable yet, re-testing")
else:
self._logger.log("Cluster is not stable")
return None
return 1
def teardown(self, node):
# Make sure 'node' is up
start = StartTest(self._cm)
start(node)
if not self._is_managed(node):
self._logger.log("Attempting to re-enable resource management on %s" % node)
self._set_managed(node)
self._cm.cluster_stable()
if not self._is_managed(node):
self._logger.log("Could not re-enable resource management")
return 0
return 1
def can_run_now(self, node):
""" Return True if we can meaningfully run right now"""
if self._find_ocfs2_resources(node):
self._logger.log("Detach/Reattach scenarios are not possible with OCFS2 services present")
return False
return True
def __call__(self, node):
self.incr("calls")
pats = []
# Conveniently, the scheduler will display this message when disabling
# management, even if fencing is not enabled, so we can rely on it.
managed = self.create_watch(["No fencing will be done"], 60)
managed.set_watch()
self._set_unmanaged(node)
if not managed.look_for_all():
self._logger.log("Patterns not found: " + repr(managed.unmatched))
return self.failure("Resource management not disabled")
pats = []
pats.append(self.templates["Pat:RscOpOK"] % ("start", ".*"))
pats.append(self.templates["Pat:RscOpOK"] % ("stop", ".*"))
pats.append(self.templates["Pat:RscOpOK"] % ("promote", ".*"))
pats.append(self.templates["Pat:RscOpOK"] % ("demote", ".*"))
pats.append(self.templates["Pat:RscOpOK"] % ("migrate", ".*"))
watch = self.create_watch(pats, 60, "ShutdownActivity")
watch.set_watch()
self.debug("Shutting down the cluster")
ret = self.stopall(None)
if not ret:
self._set_managed(node)
return self.failure("Couldn't shut down the cluster")
self.debug("Bringing the cluster back up")
ret = self._startall(None)
time.sleep(5) # allow ping to update the CIB
if not ret:
self._set_managed(node)
return self.failure("Couldn't restart the cluster")
if self.local_badnews("ResourceActivity:", watch):
self._set_managed(node)
return self.failure("Resources stopped or started during cluster restart")
watch = self.create_watch(pats, 60, "StartupActivity")
watch.set_watch()
# Re-enable resource management (and verify it happened).
self._set_managed(node)
self._cm.cluster_stable()
if not self._is_managed(node):
return self.failure("Could not re-enable resource management")
# Ignore actions for STONITH resources
ignore = []
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if re.search("^Resource", line):
r = AuditResource(self._cm, line)
if r.rclass == "stonith":
self.debug("Ignoring start actions for %s" % r.id)
ignore.append(self.templates["Pat:RscOpOK"] % ("start", r.id))
if self.local_badnews("ResourceActivity:", watch, ignore):
return self.failure("Resources stopped or started after resource management was re-enabled")
return ret
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"resource( was|s were) active at shutdown" ]
def is_applicable(self):
return True
AllTestClasses.append(Reattach)
class SpecialTest1(CTSTest):
'''Set up a custom test to cause quorum failure issues for Andrew'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "SpecialTest1"
self._startall = SimulStartLite(cm)
self.restart1 = RestartTest(cm)
self.stopall = SimulStopLite(cm)
def __call__(self, node):
'''Perform the 'SpecialTest1' test for Andrew. '''
self.incr("calls")
# Shut down all the nodes...
ret = self.stopall(None)
if not ret:
return self.failure("Could not stop all nodes")
# Test config recovery when the other nodes come up
self._rsh(node, "rm -f " + BuildOptions.CIB_DIR + "/cib*")
# Start the selected node
ret = self.restart1(node)
if not ret:
return self.failure("Could not start "+node)
# Start all remaining nodes
ret = self._startall(None)
if not ret:
return self.failure("Could not start the remaining nodes")
return self.success()
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
# Errors that occur as a result of the CIB being wiped
return [ r"error.*: v1 patchset error, patch failed to apply: Application of an update diff failed",
r"error.*: Resource start-up disabled since no STONITH resources have been defined",
r"error.*: Either configure some or disable STONITH with the stonith-enabled option",
r"error.*: NOTE: Clusters with shared data need STONITH to ensure data integrity" ]
AllTestClasses.append(SpecialTest1)
class HAETest(CTSTest):
'''Set up a custom test to cause quorum failure issues for Andrew'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "HAETest"
self.stopall = SimulStopLite(cm)
self._startall = SimulStartLite(cm)
self.is_loop = True
def setup(self, node):
# Start all remaining nodes
ret = self._startall(None)
if not ret:
return self.failure("Couldn't start all nodes")
return self.success()
def teardown(self, node):
# Stop everything
ret = self.stopall(None)
if not ret:
return self.failure("Couldn't stop all nodes")
return self.success()
def wait_on_state(self, node, resource, expected_clones, attempts=240):
while attempts > 0:
active = 0
(rc, lines) = self._rsh(node, "crm_resource -r %s -W -Q" % resource, verbose=1)
# Hack until crm_resource does the right thing
if rc == 0 and lines:
active = len(lines)
if len(lines) == expected_clones:
return 1
elif rc == 1:
self.debug("Resource %s is still inactive" % resource)
elif rc == 234:
self._logger.log("Unknown resource %s" % resource)
return 0
elif rc == 246:
self._logger.log("Cluster is inactive")
return 0
elif rc != 0:
self._logger.log("Call to crm_resource failed, rc=%d" % rc)
return 0
else:
self.debug("Resource %s is active on %d times instead of %d" % (resource, active, expected_clones))
attempts -= 1
time.sleep(1)
return 0
def find_dlm(self, node):
self.r_dlm = None
(_, lines) = self._rsh(node, "crm_resource -c", verbose=1)
for line in lines:
if re.search("^Resource", line):
r = AuditResource(self._cm, line)
if r.rtype == "controld" and r.parent != "NA":
self.debug("Found dlm: %s" % self.r_dlm)
self.r_dlm = r.parent
return 1
return 0
def find_hae_resources(self, node):
self.r_dlm = None
self._r_o2cb = None
self._r_ocfs2 = []
if self.find_dlm(node):
self._find_ocfs2_resources(node)
def is_applicable(self):
if not CTSTest.is_applicable(self):
return False
if self._env["Schema"] == "hae":
return True
return None
class HAERoleTest(HAETest):
def __init__(self, cm):
'''Lars' mount/unmount test for the HA extension. '''
HAETest.__init__(self,cm)
self.name = "HAERoleTest"
def change_state(self, node, resource, target):
(rc, _) = self._rsh(node, "crm_resource -V -r %s -p target-role -v %s --meta" % (resource, target))
return rc
def __call__(self, node):
self.incr("calls")
lpc = 0
failed = 0
delay = 2
done = time.time() + self._env["loop-minutes"]*60
self.find_hae_resources(node)
clone_max = len(self._env["nodes"])
while time.time() <= done and not failed:
lpc = lpc + 1
self.change_state(node, self.r_dlm, "Stopped")
if not self.wait_on_state(node, self.r_dlm, 0):
self.failure("%s did not go down correctly" % self.r_dlm)
failed = lpc
self.change_state(node, self.r_dlm, "Started")
if not self.wait_on_state(node, self.r_dlm, clone_max):
self.failure("%s did not come up correctly" % self.r_dlm)
failed = lpc
if not self.wait_on_state(node, self._r_o2cb, clone_max):
self.failure("%s did not come up correctly" % self._r_o2cb)
failed = lpc
for fs in self._r_ocfs2:
if not self.wait_on_state(node, fs, clone_max):
self.failure("%s did not come up correctly" % fs)
failed = lpc
if failed:
return self.failure("iteration %d failed" % failed)
return self.success()
AllTestClasses.append(HAERoleTest)
class HAEStandbyTest(HAETest):
'''Set up a custom test to cause quorum failure issues for Andrew'''
def __init__(self, cm):
HAETest.__init__(self,cm)
self.name = "HAEStandbyTest"
def change_state(self, node, resource, target):
(rc, _) = self._rsh(node, "crm_standby -V -l reboot -v %s" % (target))
return rc
def __call__(self, node):
self.incr("calls")
lpc = 0
failed = 0
done = time.time() + self._env["loop-minutes"]*60
self.find_hae_resources(node)
clone_max = len(self._env["nodes"])
while time.time() <= done and not failed:
lpc = lpc + 1
self.change_state(node, self.r_dlm, "true")
if not self.wait_on_state(node, self.r_dlm, clone_max-1):
self.failure("%s did not go down correctly" % self.r_dlm)
failed = lpc
self.change_state(node, self.r_dlm, "false")
if not self.wait_on_state(node, self.r_dlm, clone_max):
self.failure("%s did not come up correctly" % self.r_dlm)
failed = lpc
if not self.wait_on_state(node, self._r_o2cb, clone_max):
self.failure("%s did not come up correctly" % self._r_o2cb)
failed = lpc
for fs in self._r_ocfs2:
if not self.wait_on_state(node, fs, clone_max):
self.failure("%s did not come up correctly" % fs)
failed = lpc
if failed:
return self.failure("iteration %d failed" % failed)
return self.success()
AllTestClasses.append(HAEStandbyTest)
class NearQuorumPointTest(CTSTest):
'''
This test brings larger clusters near the quorum point (50%).
In addition, it will test doing starts and stops at the same time.
Here is how I think it should work:
- loop over the nodes and decide randomly which will be up and which
will be down Use a 50% probability for each of up/down.
- figure out what to do to get into that state from the current state
- in parallel, bring up those going up and bring those going down.
'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "NearQuorumPoint"
def __call__(self, dummy):
'''Perform the 'NearQuorumPoint' test. '''
self.incr("calls")
startset = []
stopset = []
stonith = self._cm.prepare_fencing_watcher("NearQuorumPoint")
#decide what to do with each node
for node in self._env["nodes"]:
action = self._env.random_gen.choice(["start","stop"])
#action = self._env.random_gen.choice(["start","stop","no change"])
if action == "start" :
startset.append(node)
elif action == "stop" :
stopset.append(node)
self.debug("start nodes:" + repr(startset))
self.debug("stop nodes:" + repr(stopset))
#add search patterns
watchpats = [ ]
for node in stopset:
if self._cm.ShouldBeStatus[node] == "up":
watchpats.append(self.templates["Pat:We_stopped"] % node)
for node in startset:
if self._cm.ShouldBeStatus[node] == "down":
#watchpats.append(self.templates["Pat:NonDC_started"] % node)
watchpats.append(self.templates["Pat:Local_started"] % node)
else:
for stopping in stopset:
if self._cm.ShouldBeStatus[stopping] == "up":
watchpats.append(self.templates["Pat:They_stopped"] % (node, self._cm.key_for_node(stopping)))
if len(watchpats) == 0:
return self.skipped()
if len(startset) != 0:
watchpats.append(self.templates["Pat:DC_IDLE"])
watch = self.create_watch(watchpats, self._env["DeadTime"]+10)
watch.set_watch()
#begin actions
for node in stopset:
if self._cm.ShouldBeStatus[node] == "up":
self._cm.StopaCMnoBlock(node)
for node in startset:
if self._cm.ShouldBeStatus[node] == "down":
self._cm.StartaCMnoBlock(node)
#get the result
if watch.look_for_all():
self._cm.cluster_stable()
self._cm.fencing_cleanup("NearQuorumPoint", stonith)
return self.success()
self._logger.log("Warn: Patterns not found: " + repr(watch.unmatched))
#get the "bad" nodes
upnodes = []
for node in stopset:
if self._cm.StataCM(node) == 1:
upnodes.append(node)
downnodes = []
for node in startset:
if self._cm.StataCM(node) == 0:
downnodes.append(node)
self._cm.fencing_cleanup("NearQuorumPoint", stonith)
if upnodes == [] and downnodes == []:
self._cm.cluster_stable()
# Make sure they're completely down with no residule
for node in stopset:
self._rsh(node, self.templates["StopCmd"])
return self.success()
if len(upnodes) > 0:
self._logger.log("Warn: Unstoppable nodes: " + repr(upnodes))
if len(downnodes) > 0:
self._logger.log("Warn: Unstartable nodes: " + repr(downnodes))
return self.failure()
def is_applicable(self):
return True
AllTestClasses.append(NearQuorumPointTest)
class RollingUpgradeTest(CTSTest):
'''Perform a rolling upgrade of the cluster'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "RollingUpgrade"
self._start = StartTest(cm)
self._stop = StopTest(cm)
self.stopall = SimulStopLite(cm)
self._startall = SimulStartLite(cm)
def setup(self, node):
# Start all remaining nodes
ret = self.stopall(None)
if not ret:
return self.failure("Couldn't stop all nodes")
for node in self._env["nodes"]:
if not self.downgrade(node, None):
return self.failure("Couldn't downgrade %s" % node)
ret = self._startall(None)
if not ret:
return self.failure("Couldn't start all nodes")
return self.success()
def teardown(self, node):
# Stop everything
ret = self.stopall(None)
if not ret:
return self.failure("Couldn't stop all nodes")
for node in self._env["nodes"]:
if not self.upgrade(node, None):
return self.failure("Couldn't upgrade %s" % node)
return self.success()
def install(self, node, version, start=1, flags="--force"):
target_dir = "/tmp/rpm-%s" % version
src_dir = "%s/%s" % (self._env["rpm-dir"], version)
self._logger.log("Installing %s on %s with %s" % (version, node, flags))
if not self._stop(node):
return self.failure("stop failure: "+node)
self._rsh(node, "mkdir -p %s" % target_dir)
self._rsh(node, "rm -f %s/*.rpm" % target_dir)
(_, lines) = self._rsh(node, "ls -1 %s/*.rpm" % src_dir, verbose=1)
for line in lines:
line = line[:-1]
rc = self._rsh.copy("%s" % (line), "%s:%s/" % (node, target_dir))
self._rsh(node, "rpm -Uvh %s %s/*.rpm" % (flags, target_dir))
if start and not self._start(node):
return self.failure("start failure: "+node)
return self.success()
def upgrade(self, node, start=1):
return self.install(node, self._env["current-version"], start)
def downgrade(self, node, start=1):
return self.install(node, self._env["previous-version"], start, "--force --nodeps")
def __call__(self, node):
'''Perform the 'Rolling Upgrade' test. '''
self.incr("calls")
for node in self._env["nodes"]:
if self.upgrade(node):
return self.failure("Couldn't upgrade %s" % node)
self._cm.cluster_stable()
return self.success()
def is_applicable(self):
if not CTSTest.is_applicable(self):
return None
if "rpm-dir" not in self._env:
return None
if "current-version" not in self._env:
return None
if "previous-version" not in self._env:
return None
return 1
# Register RestartTest as a good test to run
AllTestClasses.append(RollingUpgradeTest)
class BSC_AddResource(CTSTest):
'''Add a resource to the cluster'''
def __init__(self, cm):
CTSTest.__init__(self, cm)
self.name = "AddResource"
self.resource_offset = 0
self.cib_cmd = """cibadmin -C -o %s -X '%s' """
def __call__(self, node):
self.incr("calls")
self.resource_offset = self.resource_offset + 1
r_id = "bsc-rsc-%s-%d" % (node, self.resource_offset)
start_pat = "pacemaker-controld.*%s_start_0.*confirmed.*ok"
patterns = []
patterns.append(start_pat % r_id)
watch = self.create_watch(patterns, self._env["DeadTime"])
watch.set_watch()
ip = self.NextIP()
if not self.make_ip_resource(node, r_id, "ocf", "IPaddr", ip):
return self.failure("Make resource %s failed" % r_id)
failed = 0
watch_result = watch.look_for_all()
if watch.unmatched:
for regex in watch.unmatched:
self._logger.log ("Warn: Pattern not found: %s" % (regex))
failed = 1
if failed:
return self.failure("Resource pattern(s) not found")
if not self._cm.cluster_stable(self._env["DeadTime"]):
return self.failure("Unstable cluster")
return self.success()
def NextIP(self):
ip = self._env["IPBase"]
if ":" in ip:
fields = ip.rpartition(":")
fields[2] = str(hex(int(fields[2], 16)+1))
print(str(hex(int(f[2], 16)+1)))
else:
fields = ip.rpartition('.')
fields[2] = str(int(fields[2])+1)
ip = fields[0] + fields[1] + fields[3];
self._env["IPBase"] = ip
return ip.strip()
def make_ip_resource(self, node, id, rclass, type, ip):
self._logger.log("Creating %s:%s:%s (%s) on %s" % (rclass,type,id,ip,node))
rsc_xml="""
<primitive id="%s" class="%s" type="%s" provider="heartbeat">
<instance_attributes id="%s"><attributes>
<nvpair id="%s" name="ip" value="%s"/>
</attributes></instance_attributes>
</primitive>""" % (id, rclass, type, id, id, ip)
node_constraint = """
<rsc_location id="run_%s" rsc="%s">
<rule id="pref_run_%s" score="100">
<expression id="%s_loc_expr" attribute="#uname" operation="eq" value="%s"/>
</rule>
</rsc_location>""" % (id, id, id, id, node)
rc = 0
(rc, _) = self._rsh(node, self.cib_cmd % ("constraints", node_constraint), verbose=1)
if rc != 0:
self._logger.log("Constraint creation failed: %d" % rc)
return None
(rc, _) = self._rsh(node, self.cib_cmd % ("resources", rsc_xml), verbose=1)
if rc != 0:
self._logger.log("Resource creation failed: %d" % rc)
return None
return 1
def is_applicable(self):
if self._env["DoBSC"]:
return True
return None
AllTestClasses.append(BSC_AddResource)
def TestList(cm, audits):
result = []
for testclass in AllTestClasses:
bound_test = testclass(cm)
if bound_test.is_applicable():
bound_test.audits = audits
result.append(bound_test)
return result
class RemoteLXC(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "RemoteLXC"
self._start = StartTest(cm)
self._startall = SimulStartLite(cm)
self.num_containers = 2
self.is_container = True
self.fail_string = ""
def start_lxc_simple(self, node):
# restore any artifacts laying around from a previous test.
self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -s -R &>/dev/null")
# generate the containers, put them in the config, add some resources to them
pats = [ ]
watch = self.create_watch(pats, 120)
watch.set_watch()
pats.append(self.templates["Pat:RscOpOK"] % ("start", "lxc1"))
pats.append(self.templates["Pat:RscOpOK"] % ("start", "lxc2"))
pats.append(self.templates["Pat:RscOpOK"] % ("start", "lxc-ms"))
pats.append(self.templates["Pat:RscOpOK"] % ("promote", "lxc-ms"))
self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -g -a -m -s -c %d &>/dev/null" % self.num_containers)
with Timer(self._logger, self.name, "remoteSimpleInit"):
watch.look_for_all()
if watch.unmatched:
self.fail_string = "Unmatched patterns: %s" % (repr(watch.unmatched))
self.failed = True
def cleanup_lxc_simple(self, node):
pats = [ ]
# if the test failed, attempt to clean up the cib and libvirt environment
# as best as possible
if self.failed:
# restore libvirt and cib
self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -s -R &>/dev/null")
return
watch = self.create_watch(pats, 120)
watch.set_watch()
pats.append(self.templates["Pat:RscOpOK"] % ("stop", "container1"))
pats.append(self.templates["Pat:RscOpOK"] % ("stop", "container2"))
self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -p &>/dev/null")
with Timer(self._logger, self.name, "remoteSimpleCleanup"):
watch.look_for_all()
if watch.unmatched:
self.fail_string = "Unmatched patterns: %s" % (repr(watch.unmatched))
self.failed = True
# cleanup libvirt
self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -s -R &>/dev/null")
def __call__(self, node):
'''Perform the 'RemoteLXC' test. '''
self.incr("calls")
ret = self._startall(None)
if not ret:
return self.failure("Setup failed, start all nodes failed.")
(rc, _) = self._rsh(node, "/usr/share/pacemaker/tests/cts/lxc_autogen.sh -v &>/dev/null")
if rc == 1:
self.log("Environment test for lxc support failed.")
return self.skipped()
self.start_lxc_simple(node)
self.cleanup_lxc_simple(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
if self.failed:
return self.failure(self.fail_string)
return self.success()
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"Updating failcount for ping",
r"schedulerd.*: Recover\s+(ping|lxc-ms|container)\s+\(.*\)",
# The orphaned lxc-ms resource causes an expected transition error
# that is a result of the scheduler not having knowledge that the
# promotable resource used to be a clone. As a result, it looks like that
# resource is running in multiple locations when it shouldn't... But in
# this instance we know why this error is occurring and that it is expected.
r"Calculated [Tt]ransition .*pe-error",
r"Resource lxc-ms .* is active on 2 nodes attempting recovery",
r"Unknown operation: fail",
r"VirtualDomain.*ERROR: Unable to determine emulator" ]
AllTestClasses.append(RemoteLXC)
class RemoteBasic(RemoteDriver):
def __init__(self, cm):
RemoteDriver.__init__(self, cm)
self.name = "RemoteBasic"
def __call__(self, node):
'''Perform the 'RemoteBaremetal' test. '''
if not self.start_new_test(node):
return self.failure(self.fail_string)
self.test_attributes(node)
self.cleanup_metal(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
if self.failed:
return self.failure(self.fail_string)
return self.success()
AllTestClasses.append(RemoteBasic)
class RemoteStonithd(RemoteDriver):
def __init__(self, cm):
RemoteDriver.__init__(self, cm)
self.name = "RemoteStonithd"
def __call__(self, node):
'''Perform the 'RemoteStonithd' test. '''
if not self.start_new_test(node):
return self.failure(self.fail_string)
self.fail_connection(node)
self.cleanup_metal(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
if self.failed:
return self.failure(self.fail_string)
return self.success()
def is_applicable(self):
if not RemoteDriver.is_applicable(self):
return False
if "DoFencing" in self._env:
return self._env["DoFencing"]
return True
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"Lost connection to Pacemaker Remote node",
r"Software caused connection abort",
r"pacemaker-controld.*:\s+error.*: Operation remote-.*_monitor",
r"pacemaker-controld.*:\s+error.*: Result of monitor operation for remote-.*",
r"schedulerd.*:\s+Recover\s+remote-.*\s+\(.*\)",
r"error: Result of monitor operation for .* on remote-.*: Internal communication failure" ] + super().errors_to_ignore
AllTestClasses.append(RemoteStonithd)
class RemoteMigrate(RemoteDriver):
def __init__(self, cm):
RemoteDriver.__init__(self, cm)
self.name = "RemoteMigrate"
def __call__(self, node):
'''Perform the 'RemoteMigrate' test. '''
if not self.start_new_test(node):
return self.failure(self.fail_string)
self.migrate_connection(node)
self.cleanup_metal(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
if self.failed:
return self.failure(self.fail_string)
return self.success()
def is_applicable(self):
if not RemoteDriver.is_applicable(self):
return 0
# This test requires at least three nodes: one to convert to a
# remote node, one to host the connection originally, and one
# to migrate the connection to.
if len(self._env["nodes"]) < 3:
return 0
return 1
AllTestClasses.append(RemoteMigrate)
class RemoteRscFailure(RemoteDriver):
def __init__(self, cm):
RemoteDriver.__init__(self, cm)
self.name = "RemoteRscFailure"
def __call__(self, node):
'''Perform the 'RemoteRscFailure' test. '''
if not self.start_new_test(node):
return self.failure(self.fail_string)
# This is an important step. We are migrating the connection
# before failing the resource. This verifies that the migration
# has properly maintained control over the remote-node.
self.migrate_connection(node)
self.fail_rsc(node)
self.cleanup_metal(node)
self.debug("Waiting for the cluster to recover")
self._cm.cluster_stable()
if self.failed:
return self.failure(self.fail_string)
return self.success()
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return [ r"schedulerd.*: Recover\s+remote-rsc\s+\(.*\)",
r"Dummy.*: No process state file found" ] + super().errors_to_ignore
def is_applicable(self):
if not RemoteDriver.is_applicable(self):
return 0
# This test requires at least three nodes: one to convert to a
# remote node, one to host the connection originally, and one
# to migrate the connection to.
if len(self._env["nodes"]) < 3:
return 0
return 1
AllTestClasses.append(RemoteRscFailure)
# vim:ts=4:sw=4:et:

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