diff --git a/cts/lab/CTStests.py b/cts/lab/CTStests.py
index 3eb4d900b6..d32f4a4b94 100644
--- a/cts/lab/CTStests.py
+++ b/cts/lab/CTStests.py
@@ -1,3178 +1,3178 @@
""" 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 subprocess
import tempfile
from stat import *
from cts import CTS
from cts.CTSaudits import *
from cts.watcher import LogWatcher
from pacemaker import BuildOptions
from pacemaker._cts.environment import EnvFactory
from pacemaker._cts.logging import LogFactory
from pacemaker._cts.patterns import PatternSelector
from pacemaker._cts.remote import RemoteFactory
AllTestClasses = [ ]
class CTSTest(object):
'''
A Cluster test.
We implement the basic set of properties and behaviors for a generic
cluster test.
Cluster tests track their own statistics.
We keep each of the kinds of counts we track as separate {name,value}
pairs.
'''
def __init__(self, cm):
#self.name="the unnamed test"
self.Stats = {"calls":0
, "success":0
, "failure":0
, "skipped":0
, "auditfail":0}
# if not issubclass(cm.__class__, ClusterManager):
# raise ValueError("Must be a ClusterManager object")
self.CM = cm
self.Env = EnvFactory().getInstance()
self.rsh = RemoteFactory().getInstance()
self.logger = LogFactory()
self.templates = PatternSelector(cm["Name"])
self.Audits = []
self.timeout = 120
self.passed = 1
self.is_loop = 0
self.is_unsafe = 0
self.is_experimental = 0
self.is_container = 0
self.is_valgrind = 0
self.benchmark = 0 # which tests to benchmark
self.timer = {} # timers
def log(self, args):
self.logger.log(args)
def debug(self, args):
self.logger.debug(args)
def has_key(self, key):
return key in self.Stats
def __setitem__(self, key, value):
self.Stats[key] = value
def __getitem__(self, key):
if str(key) == "0":
raise ValueError("Bad call to 'foo in X', should reference 'foo in X.Stats' instead")
if key in self.Stats:
return self.Stats[key]
return None
def log_mark(self, msg):
self.debug("MARK: test %s %s %d" % (self.name,msg,time.time()))
return
def get_timer(self,key = "test"):
try: return self.timer[key]
except: return 0
def set_timer(self,key = "test"):
self.timer[key] = time.time()
return self.timer[key]
def log_timer(self,key = "test"):
elapsed = 0
if key in self.timer:
elapsed = time.time() - self.timer[key]
s = key == "test" and self.name or "%s:%s" % (self.name,key)
self.debug("%s runtime: %.2f" % (s, elapsed))
del self.timer[key]
return elapsed
def incr(self, name):
'''Increment (or initialize) the value associated with the given name'''
if not name in self.Stats:
self.Stats[name] = 0
self.Stats[name] = self.Stats[name]+1
# Reset the test passed boolean
if name == "calls":
self.passed = 1
def failure(self, reason="none"):
'''Increment the failure count'''
self.passed = 0
self.incr("failure")
self.logger.log(("Test %s" % self.name).ljust(35) + " FAILED: %s" % reason)
return None
def success(self):
'''Increment the success count'''
self.incr("success")
return 1
def skipped(self):
'''Increment the skipped count'''
self.incr("skipped")
return 1
def __call__(self, node):
'''Perform the given test'''
raise ValueError("Abstract Class member (__call__)")
self.incr("calls")
return self.failure()
def audit(self):
passed = 1
if len(self.Audits) > 0:
for audit in self.Audits:
if not audit():
self.logger.log("Internal %s Audit %s FAILED." % (self.name, audit.name()))
self.incr("auditfail")
passed = 0
return passed
def setup(self, node):
'''Setup the given test'''
return self.success()
def teardown(self, node):
'''Tear down the given test'''
return self.success()
def create_watch(self, patterns, timeout, name=None):
if not name:
name = self.name
return LogWatcher(self.Env["LogFileName"], patterns, name, timeout, kind=self.Env["LogWatcher"], hosts=self.Env["nodes"])
def local_badnews(self, prefix, watch, local_ignore=[]):
errcount = 0
if not prefix:
prefix = "LocalBadNews:"
ignorelist = []
ignorelist.append(" CTS: ")
ignorelist.append(prefix)
ignorelist.extend(local_ignore)
while errcount < 100:
match = watch.look(0)
if match:
add_err = 1
for ignore in ignorelist:
if add_err == 1 and re.search(ignore, match):
add_err = 0
if add_err == 1:
self.logger.log(prefix + " " + match)
errcount = errcount + 1
else:
break
else:
self.logger.log("Too many errors!")
watch.end()
return errcount
def is_applicable(self):
return self.is_applicable_common()
def is_applicable_common(self):
'''Return True if we are applicable in the current test configuration'''
#raise ValueError("Abstract Class member (is_applicable)")
if self.is_loop and not self.Env["loop-tests"]:
return False
elif self.is_unsafe and not self.Env["unsafe-tests"]:
return False
elif self.is_valgrind and not self.Env["valgrind-tests"]:
return False
elif self.is_experimental and not self.Env["experimental-tests"]:
return False
elif self.is_container and not self.Env["container-tests"]:
return False
elif self.Env["benchmark"] and self.benchmark == 0:
return False
return True
def find_ocfs2_resources(self, node):
self.r_o2cb = None
self.r_ocfs2 = []
(_, 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 == "o2cb" and r.parent != "NA":
self.debug("Found o2cb: %s" % self.r_o2cb)
self.r_o2cb = r.parent
if re.search("^Constraint", line):
c = AuditConstraint(self.CM, line)
if c.type == "rsc_colocation" and c.target == self.r_o2cb:
self.r_ocfs2.append(c.rsc)
self.debug("Found ocfs2 filesystems: %s" % repr(self.r_ocfs2))
return len(self.r_ocfs2)
def canrunnow(self, node):
'''Return TRUE if we can meaningfully run right now'''
return 1
def errorstoignore(self):
'''Return list of errors which are 'normal' and should be ignored'''
return []
class StopTest(CTSTest):
'''Stop (deactivate) the cluster manager on a node'''
def __init__(self, cm):
CTSTest.__init__(self, cm)
self.name = "Stop"
def __call__(self, node):
'''Perform the 'stop' test. '''
self.incr("calls")
if self.CM.ShouldBeStatus[node] != "up":
return self.skipped()
patterns = []
# Technically we should always be able to notice ourselves stopping
patterns.append(self.templates["Pat:We_stopped"] % node)
# Any active node needs to notice this one left
# (note that this won't work if we have multiple partitions)
for other in self.Env["nodes"]:
if self.CM.ShouldBeStatus[other] == "up" and other != node:
patterns.append(self.templates["Pat:They_stopped"] %(other, self.CM.key_for_node(node)))
#self.debug("Checking %s will notice %s left"%(other, node))
watch = self.create_watch(patterns, self.Env["DeadTime"])
watch.setwatch()
if node == self.CM.OurNode:
self.incr("us")
else:
if self.CM.upcount() <= 1:
self.incr("all")
else:
self.incr("them")
self.CM.StopaCM(node)
watch_result = watch.lookforall()
failreason = None
UnmatchedList = "||"
if watch.unmatched:
(_, output) = self.rsh(node, "/bin/ps axf", verbose=1)
for line in output:
self.debug(line)
(_, output) = self.rsh(node, "/usr/sbin/dlm_tool dump 2>/dev/null", verbose=1)
for line in output:
self.debug(line)
for regex in watch.unmatched:
self.logger.log ("ERROR: Shutdown pattern not found: %s" % (regex))
UnmatchedList += regex + "||";
failreason = "Missing shutdown pattern"
self.CM.cluster_stable(self.Env["DeadTime"])
if not watch.unmatched or self.CM.upcount() == 0:
return self.success()
if len(watch.unmatched) >= self.CM.upcount():
return self.failure("no match against (%s)" % UnmatchedList)
if failreason == None:
return self.success()
else:
return self.failure(failreason)
#
# We don't register StopTest because it's better when called by
# another test...
#
class StartTest(CTSTest):
'''Start (activate) the cluster manager on a node'''
def __init__(self, cm, debug=None):
CTSTest.__init__(self,cm)
self.name = "start"
self.debug = debug
def __call__(self, node):
'''Perform the 'start' test. '''
self.incr("calls")
if self.CM.upcount() == 0:
self.incr("us")
else:
self.incr("them")
if self.CM.ShouldBeStatus[node] != "down":
return self.skipped()
elif self.CM.StartaCM(node):
return self.success()
else:
return self.failure("Startup %s on node %s failed"
% (self.Env["Name"], node))
#
# We don't register StartTest because it's better when called by
# another test...
#
class FlipTest(CTSTest):
'''If it's running, stop it. If it's stopped start it.
Overthrow the status quo...
'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "Flip"
self.start = StartTest(cm)
self.stop = StopTest(cm)
def __call__(self, node):
'''Perform the 'Flip' test. '''
self.incr("calls")
if self.CM.ShouldBeStatus[node] == "up":
self.incr("stopped")
ret = self.stop(node)
type = "up->down"
# Give the cluster time to recognize it's gone...
time.sleep(self.Env["StableTime"])
elif self.CM.ShouldBeStatus[node] == "down":
self.incr("started")
ret = self.start(node)
type = "down->up"
else:
return self.skipped()
self.incr(type)
if ret:
return self.success()
else:
return self.failure("%s failure" % type)
# Register FlipTest as a good test to run
AllTestClasses.append(FlipTest)
class RestartTest(CTSTest):
'''Stop and restart a node'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "Restart"
self.start = StartTest(cm)
self.stop = StopTest(cm)
self.benchmark = 1
def __call__(self, node):
'''Perform the 'restart' test. '''
self.incr("calls")
self.incr("node:" + node)
ret1 = 1
if self.CM.StataCM(node):
self.incr("WasStopped")
if not self.start(node):
return self.failure("start (setup) failure: "+node)
self.set_timer()
if not self.stop(node):
return self.failure("stop failure: "+node)
if not self.start(node):
return self.failure("start failure: "+node)
return self.success()
# Register RestartTest as a good test to run
AllTestClasses.append(RestartTest)
class StonithdTest(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self, cm)
self.name = "Stonithd"
self.startall = SimulStartLite(cm)
self.benchmark = 1
def __call__(self, node):
self.incr("calls")
if len(self.Env["nodes"]) < 2:
return self.skipped()
ret = self.startall(None)
if not ret:
return self.failure("Setup failed")
is_dc = self.CM.is_node_dc(node)
watchpats = []
watchpats.append(self.templates["Pat:Fencing_ok"] % node)
watchpats.append(self.templates["Pat:NodeFenced"] % node)
- if self.Env["at-boot"] == 0:
+ if not self.Env["at-boot"]:
self.debug("Expecting %s to stay down" % node)
self.CM.ShouldBeStatus[node] = "down"
else:
self.debug("Expecting %s to come up again %d" % (node, self.Env["at-boot"]))
watchpats.append("%s.* S_STARTING -> S_PENDING" % node)
watchpats.append("%s.* S_PENDING -> S_NOT_DC" % node)
watch = self.create_watch(watchpats, 30 + self.Env["DeadTime"] + self.Env["StableTime"] + self.Env["StartTime"])
watch.setwatch()
origin = self.Env.random_gen.choice(self.Env["nodes"])
(rc, _) = self.rsh(origin, "stonith_admin --reboot %s -VVVVVV" % node)
if rc == 124: # CRM_EX_TIMEOUT
# Look for the patterns, usually this means the required
# device was running on the node to be fenced - or that
# the required devices were in the process of being loaded
# and/or moved
#
# Effectively the node committed suicide so there will be
# no confirmation, but pacemaker should be watching and
# fence the node again
self.logger.log("Fencing command on %s to fence %s timed out" % (origin, node))
elif origin != node and rc != 0:
self.debug("Waiting for the cluster to recover")
self.CM.cluster_stable()
self.debug("Waiting for fenced node to come back up")
self.CM.ns.WaitForAllNodesToComeUp(self.Env["nodes"], 600)
self.logger.log("Fencing command on %s failed to fence %s (rc=%d)" % (origin, node, rc))
elif origin == node and rc != 255:
# 255 == broken pipe, ie. the node was fenced as expected
self.logger.log("Locally originated fencing returned %d" % rc)
self.set_timer("fence")
matched = watch.lookforall()
self.log_timer("fence")
self.set_timer("reform")
if watch.unmatched:
self.logger.log("Patterns not found: " + repr(watch.unmatched))
self.debug("Waiting for the cluster to recover")
self.CM.cluster_stable()
self.debug("Waiting for fenced node to come back up")
self.CM.ns.WaitForAllNodesToComeUp(self.Env["nodes"], 600)
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 patterns")
elif not is_stable:
return self.failure("Cluster did not become stable")
self.log_timer("reform")
return self.success()
def errorstoignore(self):
return [
self.templates["Pat:Fencing_start"] % ".*",
self.templates["Pat:Fencing_ok"] % ".*",
self.templates["Pat:Fencing_active"],
r"error.*: Operation 'reboot' targeting .* by .* for stonith_admin.*: Timer expired",
]
def is_applicable(self):
if not self.is_applicable_common():
return False
if "DoFencing" in list(self.Env.keys()):
return self.Env["DoFencing"]
return True
AllTestClasses.append(StonithdTest)
class StartOnebyOne(CTSTest):
'''Start all the nodes ~ one by one'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "StartOnebyOne"
self.stopall = SimulStopLite(cm)
self.start = StartTest(cm)
self.ns = CTS.NodeStatus(cm.Env)
def __call__(self, dummy):
'''Perform the 'StartOnebyOne' test. '''
self.incr("calls")
# We ignore the "node" parameter...
# Shut down all the nodes...
ret = self.stopall(None)
if not ret:
return self.failure("Test setup failed")
failed = []
self.set_timer()
for node in self.Env["nodes"]:
if not self.start(node):
failed.append(node)
if len(failed) > 0:
return self.failure("Some node failed to start: " + repr(failed))
return self.success()
# Register StartOnebyOne as a good test to run
AllTestClasses.append(StartOnebyOne)
class SimulStart(CTSTest):
'''Start all the nodes ~ simultaneously'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "SimulStart"
self.stopall = SimulStopLite(cm)
self.startall = SimulStartLite(cm)
def __call__(self, dummy):
'''Perform the 'SimulStart' test. '''
self.incr("calls")
# We ignore the "node" parameter...
# Shut down all the nodes...
ret = self.stopall(None)
if not ret:
return self.failure("Setup failed")
if not self.startall(None):
return self.failure("Startall failed")
return self.success()
# Register SimulStart as a good test to run
AllTestClasses.append(SimulStart)
class SimulStop(CTSTest):
'''Stop all the nodes ~ simultaneously'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "SimulStop"
self.startall = SimulStartLite(cm)
self.stopall = SimulStopLite(cm)
def __call__(self, dummy):
'''Perform the 'SimulStop' test. '''
self.incr("calls")
# We ignore the "node" parameter...
# Start up all the nodes...
ret = self.startall(None)
if not ret:
return self.failure("Setup failed")
if not self.stopall(None):
return self.failure("Stopall failed")
return self.success()
# Register SimulStop as a good test to run
AllTestClasses.append(SimulStop)
class StopOnebyOne(CTSTest):
'''Stop all the nodes in order'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "StopOnebyOne"
self.startall = SimulStartLite(cm)
self.stop = StopTest(cm)
def __call__(self, dummy):
'''Perform the 'StopOnebyOne' test. '''
self.incr("calls")
# We ignore the "node" parameter...
# Start up all the nodes...
ret = self.startall(None)
if not ret:
return self.failure("Setup failed")
failed = []
self.set_timer()
for node in self.Env["nodes"]:
if not self.stop(node):
failed.append(node)
if len(failed) > 0:
return self.failure("Some node failed to stop: " + repr(failed))
return self.success()
# Register StopOnebyOne as a good test to run
AllTestClasses.append(StopOnebyOne)
class RestartOnebyOne(CTSTest):
'''Restart all the nodes in order'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "RestartOnebyOne"
self.startall = SimulStartLite(cm)
def __call__(self, dummy):
'''Perform the 'RestartOnebyOne' test. '''
self.incr("calls")
# We ignore the "node" parameter...
# Start up all the nodes...
ret = self.startall(None)
if not ret:
return self.failure("Setup failed")
did_fail = []
self.set_timer()
self.restart = RestartTest(self.CM)
for node in self.Env["nodes"]:
if not self.restart(node):
did_fail.append(node)
if did_fail:
return self.failure("Could not restart %d nodes: %s"
% (len(did_fail), repr(did_fail)))
return self.success()
# Register StopOnebyOne as a good test to run
AllTestClasses.append(RestartOnebyOne)
class PartialStart(CTSTest):
'''Start a node - but tell it to stop before it finishes starting up'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "PartialStart"
self.startall = SimulStartLite(cm)
self.stopall = SimulStopLite(cm)
self.stop = StopTest(cm)
#self.is_unsafe = 1
def __call__(self, node):
'''Perform the 'PartialStart' test. '''
self.incr("calls")
ret = self.stopall(None)
if not ret:
return self.failure("Setup failed")
watchpats = []
watchpats.append("pacemaker-controld.*Connecting to .* cluster infrastructure")
watch = self.create_watch(watchpats, self.Env["DeadTime"]+10)
watch.setwatch()
self.CM.StartaCMnoBlock(node)
ret = watch.lookforall()
if not ret:
self.logger.log("Patterns not found: " + repr(watch.unmatched))
return self.failure("Setup of %s failed" % node)
ret = self.stop(node)
if not ret:
return self.failure("%s did not stop in time" % node)
return self.success()
def errorstoignore(self):
'''Return list of errors which should be ignored'''
# We might do some fencing in the 2-node case if we make it up far enough
return [
r"Executing reboot fencing operation",
r"Requesting fencing \([^)]+\) of node ",
]
# Register StopOnebyOne as a good test to run
AllTestClasses.append(PartialStart)
class StandbyTest(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "Standby"
self.benchmark = 1
self.start = StartTest(cm)
self.startall = SimulStartLite(cm)
# make sure the node is active
# set the node to standby mode
# check resources, none resource should be running on the node
# set the node to active mode
# check resouces, resources should have been migrated back (SHOULD THEY?)
def __call__(self, node):
self.incr("calls")
ret = self.startall(None)
if not ret:
return self.failure("Start all nodes failed")
self.debug("Make sure node %s is active" % node)
if self.CM.StandbyStatus(node) != "off":
if not self.CM.SetStandbyMode(node, "off"):
return self.failure("can't set node %s to active mode" % node)
self.CM.cluster_stable()
status = self.CM.StandbyStatus(node)
if status != "off":
return self.failure("standby status of %s is [%s] but we expect [off]" % (node, status))
self.debug("Getting resources running on node %s" % node)
rsc_on_node = self.CM.active_resources(node)
watchpats = []
watchpats.append(r"State transition .* -> S_POLICY_ENGINE")
watch = self.create_watch(watchpats, self.Env["DeadTime"]+10)
watch.setwatch()
self.debug("Setting node %s to standby mode" % node)
if not self.CM.SetStandbyMode(node, "on"):
return self.failure("can't set node %s to standby mode" % node)
self.set_timer("on")
ret = watch.lookforall()
if not ret:
self.logger.log("Patterns not found: " + repr(watch.unmatched))
self.CM.SetStandbyMode(node, "off")
return self.failure("cluster didn't react to standby change on %s" % node)
self.CM.cluster_stable()
status = self.CM.StandbyStatus(node)
if status != "on":
return self.failure("standby status of %s is [%s] but we expect [on]" % (node, status))
self.log_timer("on")
self.debug("Checking resources")
bad_run = self.CM.active_resources(node)
if len(bad_run) > 0:
rc = self.failure("%s set to standby, %s is still running on it" % (node, repr(bad_run)))
self.debug("Setting node %s to active mode" % node)
self.CM.SetStandbyMode(node, "off")
return rc
self.debug("Setting node %s to active mode" % node)
if not self.CM.SetStandbyMode(node, "off"):
return self.failure("can't set node %s to active mode" % node)
self.set_timer("off")
self.CM.cluster_stable()
status = self.CM.StandbyStatus(node)
if status != "off":
return self.failure("standby status of %s is [%s] but we expect [off]" % (node, status))
self.log_timer("off")
return self.success()
AllTestClasses.append(StandbyTest)
class ValgrindTest(CTSTest):
'''Check for memory leaks'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "Valgrind"
self.stopall = SimulStopLite(cm)
self.startall = SimulStartLite(cm)
self.is_valgrind = 1
self.is_loop = 1
def setup(self, node):
self.incr("calls")
ret = self.stopall(None)
if not ret:
return self.failure("Stop all nodes failed")
# @TODO Edit /etc/sysconfig/pacemaker on all nodes to enable valgrind,
# and clear any valgrind logs from previous runs. For now, we rely on
# the user to do this manually.
ret = self.startall(None)
if not ret:
return self.failure("Start all nodes failed")
return self.success()
def teardown(self, node):
# Return all nodes to normal
# @TODO Edit /etc/sysconfig/pacemaker on all nodes to disable valgrind
ret = self.stopall(None)
if not ret:
return self.failure("Stop all nodes failed")
return self.success()
def find_leaks(self):
# Check for leaks
# (no longer used but kept in case feature is restored)
leaked = []
self.stop = StopTest(self.CM)
for node in self.Env["nodes"]:
rc = self.stop(node)
if not rc:
self.failure("Couldn't shut down %s" % node)
(rc, _) = self.rsh(node, "grep -e indirectly.*lost:.*[1-9] -e definitely.*lost:.*[1-9] -e (ERROR|error).*SUMMARY:.*[1-9].*errors %s" % self.logger.logPat)
if rc != 1:
leaked.append(node)
self.failure("Valgrind errors detected on %s" % node)
(_, output) = self.rsh(node, "grep -e lost: -e SUMMARY: %s" % self.logger.logPat, verbose=1)
for line in output:
self.logger.log(line)
(_, output) = self.rsh(node, "cat %s" % self.logger.logPat, verbose=1)
for line in output:
self.debug(line)
self.rsh(node, "rm -f %s" % self.logger.logPat, verbose=1)
return leaked
def __call__(self, node):
#leaked = self.find_leaks()
#if len(leaked) > 0:
# return self.failure("Nodes %s leaked" % repr(leaked))
return self.success()
def errorstoignore(self):
'''Return list of errors which should be ignored'''
return [
r"pacemaker-based.*: \*\*\*\*\*\*\*\*\*\*\*\*\*",
r"pacemaker-based.*: .* avoid confusing Valgrind",
r"HA_VALGRIND_ENABLED",
]
class StandbyLoopTest(ValgrindTest):
'''Check for memory leaks by putting a node in and out of standby for an hour'''
# @TODO This is not a useful test for memory leaks
def __init__(self, cm):
ValgrindTest.__init__(self,cm)
self.name = "StandbyLoop"
def __call__(self, node):
lpc = 0
delay = 2
failed = 0
done = time.time() + self.Env["loop-minutes"] * 60
while time.time() <= done and not failed:
lpc = lpc + 1
time.sleep(delay)
if not self.CM.SetStandbyMode(node, "on"):
self.failure("can't set node %s to standby mode" % node)
failed = lpc
time.sleep(delay)
if not self.CM.SetStandbyMode(node, "off"):
self.failure("can't set node %s to active mode" % node)
failed = lpc
leaked = self.find_leaks()
if failed:
return self.failure("Iteration %d failed" % failed)
elif len(leaked) > 0:
return self.failure("Nodes %s leaked" % repr(leaked))
return self.success()
#AllTestClasses.append(StandbyLoopTest)
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.name = "Bandwidth"
self.start = StartTest(cm)
self.__setitem__("min",0)
self.__setitem__("max",0)
self.__setitem__("totalbandwidth",0)
(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"] = 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.is_unsafe = 1
self.benchmark = 1
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.setwatch()
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))
self.set_timer("recover%s" % (action))
watch.lookforall()
self.log_timer("recover%s" % (action))
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.setwatch()
self.CM.AddDummyRsc(node, self.rid)
self.set_timer("addDummy")
watch.lookforall()
self.log_timer("addDummy")
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.setwatch()
self.CM.RemoveDummyRsc(node, self.rid)
self.set_timer("removeDummy")
watch.lookforall()
self.log_timer("removeDummy")
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()
def errorstoignore(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.is_unsafe = 1
self.benchmark = 1
# 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.setwatch()
self.rsh(node, "crm_resource -V -F -r %s -H %s &>/dev/null" % (self.rid, node))
self.set_timer("recover")
watch.lookforall()
self.log_timer("recover")
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
def errorstoignore(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 = 1
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 == 1 and node_is_dc == 0:
chosen = self.Env.random_gen.choice(self.complist)
self.debug("...component %s (dc=%d,boot=%d)" % (chosen.name, node_is_dc,chosen.triggersreboot))
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.setwatch()
# set the watch for stable
watch = self.create_watch(
tmpPats, self.Env["DeadTime"] + self.Env["StableTime"] + self.Env["StartTime"])
watch.setwatch()
# 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.WaitForAllNodesToComeUp(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 self.Env["at-boot"] == 0:
+ 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.lookforall(allow_multiple_matches=1)
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()
def errorstoignore(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 = 1
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 = 1
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")
def errorstoignore(self):
'''Return list of errors which are 'normal' and 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 self.is_applicable_common():
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 = 0 # Handled by canrunnow()
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 canrunnow(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 0
return 1
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.setwatch()
self._set_unmanaged(node)
if not managed.lookforall():
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.setwatch()
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.setwatch()
# 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
def errorstoignore(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()
def errorstoignore(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 = 1
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 self.is_applicable_common():
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.setwatch()
#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.lookforall():
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 self.is_applicable_common():
return None
if not "rpm-dir" in list(self.Env.keys()):
return None
if not "current-version" in list(self.Env.keys()):
return None
if not "previous-version" in list(self.Env.keys()):
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.setwatch()
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.lookforall()
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="""
""" % (id, rclass, type, id, id, ip)
node_constraint = """
""" % (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)
class SimulStopLite(CTSTest):
'''Stop any active nodes ~ simultaneously'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "SimulStopLite"
def __call__(self, dummy):
'''Perform the 'SimulStopLite' setup work. '''
self.incr("calls")
self.debug("Setup: " + self.name)
# We ignore the "node" parameter...
watchpats = [ ]
for node in self.Env["nodes"]:
if self.CM.ShouldBeStatus[node] == "up":
self.incr("WasStarted")
watchpats.append(self.templates["Pat:We_stopped"] % node)
if len(watchpats) == 0:
return self.success()
# Stop all the nodes - at about the same time...
watch = self.create_watch(watchpats, self.Env["DeadTime"]+10)
watch.setwatch()
self.set_timer()
for node in self.Env["nodes"]:
if self.CM.ShouldBeStatus[node] == "up":
self.CM.StopaCMnoBlock(node)
if watch.lookforall():
# Make sure they're completely down with no residule
for node in self.Env["nodes"]:
self.rsh(node, self.templates["StopCmd"])
return self.success()
did_fail = 0
up_nodes = []
for node in self.Env["nodes"]:
if self.CM.StataCM(node) == 1:
did_fail = 1
up_nodes.append(node)
if did_fail:
return self.failure("Active nodes exist: " + repr(up_nodes))
self.logger.log("Warn: All nodes stopped but CTS didn't detect: "
+ repr(watch.unmatched))
return self.failure("Missing log message: "+repr(watch.unmatched))
def is_applicable(self):
'''SimulStopLite is a setup test and never applicable'''
return False
class SimulStartLite(CTSTest):
'''Start any stopped nodes ~ simultaneously'''
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = "SimulStartLite"
def __call__(self, dummy):
'''Perform the 'SimulStartList' setup work. '''
self.incr("calls")
self.debug("Setup: " + self.name)
# We ignore the "node" parameter...
node_list = []
for node in self.Env["nodes"]:
if self.CM.ShouldBeStatus[node] == "down":
self.incr("WasStopped")
node_list.append(node)
self.set_timer()
while len(node_list) > 0:
# Repeat until all nodes come up
watchpats = [ ]
uppat = self.templates["Pat:NonDC_started"]
if self.CM.upcount() == 0:
uppat = self.templates["Pat:Local_started"]
watchpats.append(self.templates["Pat:DC_IDLE"])
for node in node_list:
watchpats.append(uppat % node)
watchpats.append(self.templates["Pat:InfraUp"] % node)
watchpats.append(self.templates["Pat:PacemakerUp"] % node)
# Start all the nodes - at about the same time...
watch = self.create_watch(watchpats, self.Env["DeadTime"]+10)
watch.setwatch()
stonith = self.CM.prepare_fencing_watcher(self.name)
for node in node_list:
self.CM.StartaCMnoBlock(node)
watch.lookforall()
node_list = self.CM.fencing_cleanup(self.name, stonith)
if node_list == None:
return self.failure("Cluster did not stabilize")
# Remove node_list messages from watch.unmatched
for node in node_list:
self.logger.debug("Dealing with stonith operations for %s" % repr(node_list))
if watch.unmatched:
try:
watch.unmatched.remove(uppat % node)
except:
self.debug("Already matched: %s" % (uppat % node))
try:
watch.unmatched.remove(self.templates["Pat:InfraUp"] % node)
except:
self.debug("Already matched: %s" % (self.templates["Pat:InfraUp"] % node))
try:
watch.unmatched.remove(self.templates["Pat:PacemakerUp"] % node)
except:
self.debug("Already matched: %s" % (self.templates["Pat:PacemakerUp"] % node))
if watch.unmatched:
for regex in watch.unmatched:
self.logger.log ("Warn: Startup pattern not found: %s" %(regex))
if not self.CM.cluster_stable():
return self.failure("Cluster did not stabilize")
did_fail = 0
unstable = []
for node in self.Env["nodes"]:
if self.CM.StataCM(node) == 0:
did_fail = 1
unstable.append(node)
if did_fail:
return self.failure("Unstarted nodes exist: " + repr(unstable))
unstable = []
for node in self.Env["nodes"]:
if not self.CM.node_stable(node):
did_fail = 1
unstable.append(node)
if did_fail:
return self.failure("Unstable cluster nodes exist: " + repr(unstable))
return self.success()
def is_applicable(self):
'''SimulStartLite is a setup test and never applicable'''
return False
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 = 1
self.failed = 0
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.setwatch()
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)
self.set_timer("remoteSimpleInit")
watch.lookforall()
self.log_timer("remoteSimpleInit")
if watch.unmatched:
self.fail_string = "Unmatched patterns: %s" % (repr(watch.unmatched))
self.failed = 1
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 == 1:
# 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.setwatch()
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")
self.set_timer("remoteSimpleCleanup")
watch.lookforall()
self.log_timer("remoteSimpleCleanup")
if watch.unmatched:
self.fail_string = "Unmatched patterns: %s" % (repr(watch.unmatched))
self.failed = 1
# 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 == 1:
return self.failure(self.fail_string)
return self.success()
def errorstoignore(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 RemoteDriver(CTSTest):
def __init__(self, cm):
CTSTest.__init__(self,cm)
self.name = self.__class__.__name__
self.start = StartTest(cm)
self.startall = SimulStartLite(cm)
self.stop = StopTest(cm)
self.remote_rsc = "remote-rsc"
self.cib_cmd = """cibadmin -C -o %s -X '%s' """
self.reset()
def reset(self):
self.pcmk_started = 0
self.failed = False
self.fail_string = ""
self.remote_node_added = 0
self.remote_rsc_added = 0
self.remote_use_reconnect_interval = self.Env.random_gen.choice([True,False])
def fail(self, msg):
""" Mark test as failed. """
self.failed = True
# Always log the failure.
self.logger.log(msg)
# Use first failure as test status, as it's likely to be most useful.
if not self.fail_string:
self.fail_string = msg
def get_othernode(self, node):
for othernode in self.Env["nodes"]:
if othernode == node:
# we don't want to try and use the cib that we just shutdown.
# find a cluster node that is not our soon to be remote-node.
continue
else:
return othernode
def del_rsc(self, node, rsc):
othernode = self.get_othernode(node)
(rc, _) = self.rsh(othernode, "crm_resource -D -r %s -t primitive" % (rsc))
if rc != 0:
self.fail("Removal of resource '%s' failed" % rsc)
def add_rsc(self, node, rsc_xml):
othernode = self.get_othernode(node)
(rc, _) = self.rsh(othernode, self.cib_cmd % ("resources", rsc_xml))
if rc != 0:
self.fail("resource creation failed")
def add_primitive_rsc(self, node):
rsc_xml = """
""" % { "node": self.remote_rsc }
self.add_rsc(node, rsc_xml)
if not self.failed:
self.remote_rsc_added = 1
def add_connection_rsc(self, node):
rsc_xml = """
""" % { "node": self.remote_node, "server": node }
if self.remote_use_reconnect_interval:
# Set reconnect interval on resource
rsc_xml = rsc_xml + """
""" % (self.remote_node)
rsc_xml = rsc_xml + """
""" % { "node": self.remote_node }
self.add_rsc(node, rsc_xml)
if not self.failed:
self.remote_node_added = 1
def disable_services(self, node):
self.corosync_enabled = self.Env.service_is_enabled(node, "corosync")
if self.corosync_enabled:
self.Env.disable_service(node, "corosync")
self.pacemaker_enabled = self.Env.service_is_enabled(node, "pacemaker")
if self.pacemaker_enabled:
self.Env.disable_service(node, "pacemaker")
def restore_services(self, node):
if self.corosync_enabled:
self.Env.enable_service(node, "corosync")
if self.pacemaker_enabled:
self.Env.enable_service(node, "pacemaker")
def stop_pcmk_remote(self, node):
# disable pcmk remote
for i in range(10):
(rc, _) = self.rsh(node, "service pacemaker_remote stop")
if rc != 0:
time.sleep(6)
else:
break
def start_pcmk_remote(self, node):
for i in range(10):
(rc, _) = self.rsh(node, "service pacemaker_remote start")
if rc != 0:
time.sleep(6)
else:
self.pcmk_started = 1
break
def freeze_pcmk_remote(self, node):
""" Simulate a Pacemaker Remote daemon failure. """
# We freeze the process.
self.rsh(node, "killall -STOP pacemaker-remoted")
def resume_pcmk_remote(self, node):
# We resume the process.
self.rsh(node, "killall -CONT pacemaker-remoted")
def start_metal(self, node):
# Cluster nodes are reused as remote nodes in remote tests. If cluster
# services were enabled at boot, in case the remote node got fenced, the
# cluster node would join instead of the expected remote one. Meanwhile
# pacemaker_remote would not be able to start. Depending on the chances,
# the situations might not be able to be orchestrated gracefully any more.
#
# Temporarily disable any enabled cluster serivces.
self.disable_services(node)
pcmk_started = 0
# make sure the resource doesn't already exist for some reason
self.rsh(node, "crm_resource -D -r %s -t primitive" % (self.remote_rsc))
self.rsh(node, "crm_resource -D -r %s -t primitive" % (self.remote_node))
if not self.stop(node):
self.fail("Failed to shutdown cluster node %s" % node)
return
self.start_pcmk_remote(node)
if self.pcmk_started == 0:
self.fail("Failed to start pacemaker_remote on node %s" % node)
return
# Convert node to baremetal now that it has shutdown the cluster stack
pats = [ ]
watch = self.create_watch(pats, 120)
watch.setwatch()
pats.append(self.templates["Pat:RscOpOK"] % ("start", self.remote_node))
pats.append(self.templates["Pat:DC_IDLE"])
self.add_connection_rsc(node)
self.set_timer("remoteMetalInit")
watch.lookforall()
self.log_timer("remoteMetalInit")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
def migrate_connection(self, node):
if self.failed:
return
pats = [ ]
pats.append(self.templates["Pat:RscOpOK"] % ("migrate_to", self.remote_node))
pats.append(self.templates["Pat:RscOpOK"] % ("migrate_from", self.remote_node))
pats.append(self.templates["Pat:DC_IDLE"])
watch = self.create_watch(pats, 120)
watch.setwatch()
(rc, _) = self.rsh(node, "crm_resource -M -r %s" % (self.remote_node), verbose=1)
if rc != 0:
self.fail("failed to move remote node connection resource")
return
self.set_timer("remoteMetalMigrate")
watch.lookforall()
self.log_timer("remoteMetalMigrate")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
return
def fail_rsc(self, node):
if self.failed:
return
watchpats = [ ]
watchpats.append(self.templates["Pat:RscRemoteOpOK"] % ("stop", self.remote_rsc, self.remote_node))
watchpats.append(self.templates["Pat:RscRemoteOpOK"] % ("start", self.remote_rsc, self.remote_node))
watchpats.append(self.templates["Pat:DC_IDLE"])
watch = self.create_watch(watchpats, 120)
watch.setwatch()
self.debug("causing dummy rsc to fail.")
self.rsh(node, "rm -f /var/run/resource-agents/Dummy*")
self.set_timer("remoteRscFail")
watch.lookforall()
self.log_timer("remoteRscFail")
if watch.unmatched:
self.fail("Unmatched patterns during rsc fail: %s" % watch.unmatched)
def fail_connection(self, node):
if self.failed:
return
watchpats = [ ]
watchpats.append(self.templates["Pat:Fencing_ok"] % self.remote_node)
watchpats.append(self.templates["Pat:NodeFenced"] % self.remote_node)
watch = self.create_watch(watchpats, 120)
watch.setwatch()
# freeze the pcmk remote daemon. this will result in fencing
self.debug("Force stopped active remote node")
self.freeze_pcmk_remote(node)
self.debug("Waiting for remote node to be fenced.")
self.set_timer("remoteMetalFence")
watch.lookforall()
self.log_timer("remoteMetalFence")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
return
self.debug("Waiting for the remote node to come back up")
self.CM.ns.WaitForNodeToComeUp(node, 120);
pats = [ ]
watch = self.create_watch(pats, 240)
watch.setwatch()
pats.append(self.templates["Pat:RscOpOK"] % ("start", self.remote_node))
if self.remote_rsc_added == 1:
pats.append(self.templates["Pat:RscRemoteOpOK"] % ("start", self.remote_rsc, self.remote_node))
# start the remote node again watch it integrate back into cluster.
self.start_pcmk_remote(node)
if self.pcmk_started == 0:
self.fail("Failed to start pacemaker_remote on node %s" % node)
return
self.debug("Waiting for remote node to rejoin cluster after being fenced.")
self.set_timer("remoteMetalRestart")
watch.lookforall()
self.log_timer("remoteMetalRestart")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
return
def add_dummy_rsc(self, node):
if self.failed:
return
# verify we can put a resource on the remote node
pats = [ ]
watch = self.create_watch(pats, 120)
watch.setwatch()
pats.append(self.templates["Pat:RscRemoteOpOK"] % ("start", self.remote_rsc, self.remote_node))
pats.append(self.templates["Pat:DC_IDLE"])
# Add a resource that must live on remote-node
self.add_primitive_rsc(node)
# force that rsc to prefer the remote node.
(rc, _) = self.CM.rsh(node, "crm_resource -M -r %s -N %s -f" % (self.remote_rsc, self.remote_node), verbose=1)
if rc != 0:
self.fail("Failed to place remote resource on remote node.")
return
self.set_timer("remoteMetalRsc")
watch.lookforall()
self.log_timer("remoteMetalRsc")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
def test_attributes(self, node):
if self.failed:
return
# This verifies permanent attributes can be set on a remote-node. It also
# verifies the remote-node can edit its own cib node section remotely.
(rc, line) = self.CM.rsh(node, "crm_attribute -l forever -n testattr -v testval -N %s" % (self.remote_node), verbose=1)
if rc != 0:
self.fail("Failed to set remote-node attribute. rc:%s output:%s" % (rc, line))
return
(rc, _) = self.CM.rsh(node, "crm_attribute -l forever -n testattr -q -N %s" % (self.remote_node), verbose=1)
if rc != 0:
self.fail("Failed to get remote-node attribute")
return
(rc, _) = self.CM.rsh(node, "crm_attribute -l forever -n testattr -D -N %s" % (self.remote_node), verbose=1)
if rc != 0:
self.fail("Failed to delete remote-node attribute")
return
def cleanup_metal(self, node):
self.restore_services(node)
if self.pcmk_started == 0:
return
pats = [ ]
watch = self.create_watch(pats, 120)
watch.setwatch()
if self.remote_rsc_added == 1:
pats.append(self.templates["Pat:RscOpOK"] % ("stop", self.remote_rsc))
if self.remote_node_added == 1:
pats.append(self.templates["Pat:RscOpOK"] % ("stop", self.remote_node))
self.set_timer("remoteMetalCleanup")
self.resume_pcmk_remote(node)
if self.remote_rsc_added == 1:
# Remove dummy resource added for remote node tests
self.debug("Cleaning up dummy rsc put on remote node")
self.rsh(self.get_othernode(node), "crm_resource -U -r %s" % self.remote_rsc)
self.del_rsc(node, self.remote_rsc)
if self.remote_node_added == 1:
# Remove remote node's connection resource
self.debug("Cleaning up remote node connection resource")
self.rsh(self.get_othernode(node), "crm_resource -U -r %s" % (self.remote_node))
self.del_rsc(node, self.remote_node)
watch.lookforall()
self.log_timer("remoteMetalCleanup")
if watch.unmatched:
self.fail("Unmatched patterns: %s" % watch.unmatched)
self.stop_pcmk_remote(node)
self.debug("Waiting for the cluster to recover")
self.CM.cluster_stable()
if self.remote_node_added == 1:
# Remove remote node itself
self.debug("Cleaning up node entry for remote node")
self.rsh(self.get_othernode(node), "crm_node --force --remove %s" % self.remote_node)
def setup_env(self, node):
self.remote_node = "remote-%s" % (node)
# we are assuming if all nodes have a key, that it is
# the right key... If any node doesn't have a remote
# key, we regenerate it everywhere.
if self.rsh.exists_on_all("/etc/pacemaker/authkey", self.Env["nodes"]):
return
# create key locally
(handle, keyfile) = tempfile.mkstemp(".cts")
os.close(handle)
subprocess.check_call(["dd", "if=/dev/urandom", "of=%s" % keyfile, "bs=4096", "count=1"],
stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
# sync key throughout the cluster
for node in self.Env["nodes"]:
self.rsh(node, "mkdir -p --mode=0750 /etc/pacemaker")
self.rsh.copy(keyfile, "root@%s:/etc/pacemaker/authkey" % node)
self.rsh(node, "chgrp haclient /etc/pacemaker /etc/pacemaker/authkey")
self.rsh(node, "chmod 0640 /etc/pacemaker/authkey")
os.unlink(keyfile)
def is_applicable(self):
if not self.is_applicable_common():
return False
for node in self.Env["nodes"]:
(rc, _) = self.rsh(node, "which pacemaker-remoted >/dev/null 2>&1")
if rc != 0:
return False
return True
def start_new_test(self, node):
self.incr("calls")
self.reset()
ret = self.startall(None)
if not ret:
return self.failure("setup failed: could not start all nodes")
self.setup_env(node)
self.start_metal(node)
self.add_dummy_rsc(node)
return True
def __call__(self, node):
return self.failure("This base class is not meant to be called directly.")
def errorstoignore(self):
'''Return list of errors which should be ignored'''
return [ r"""is running on remote.*which isn't allowed""",
r"""Connection terminated""",
r"""Could not send remote""",
]
# RemoteDriver is just a base class for other tests, so it is not added to AllTestClasses
class RemoteBasic(RemoteDriver):
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 __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 list(self.Env.keys()):
return self.Env["DoFencing"]
return True
def errorstoignore(self):
ignore_pats = [
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",
]
ignore_pats.extend(RemoteDriver.errorstoignore(self))
return ignore_pats
AllTestClasses.append(RemoteStonithd)
class RemoteMigrate(RemoteDriver):
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 __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()
def errorstoignore(self):
ignore_pats = [
r"schedulerd.*: Recover\s+remote-rsc\s+\(.*\)",
r"Dummy.*: No process state file found",
]
ignore_pats.extend(RemoteDriver.errorstoignore(self))
return ignore_pats
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:
diff --git a/python/pacemaker/_cts/environment.py b/python/pacemaker/_cts/environment.py
index bc810efdc9..fdfce18695 100644
--- a/python/pacemaker/_cts/environment.py
+++ b/python/pacemaker/_cts/environment.py
@@ -1,598 +1,573 @@
""" Test environment classes for Pacemaker's Cluster Test Suite (CTS)
"""
__all__ = ["EnvFactory"]
__copyright__ = "Copyright 2014-2023 the Pacemaker project contributors"
__license__ = "GNU General Public License version 2 or later (GPLv2+) WITHOUT ANY WARRANTY"
+import argparse
import os
import random
import socket
import sys
import time
from pacemaker._cts.logging import LogFactory
from pacemaker._cts.remote import RemoteFactory
class Environment:
def __init__(self, args):
self.data = {}
self._nodes = []
+ # Set some defaults before processing command line arguments. These are
+ # either not set by any command line parameter, or they need a default
+ # that can't be set in add_argument.
self["DeadTime"] = 300
self["StartTime"] = 300
self["StableTime"] = 30
self["tests"] = []
self["IPagent"] = "IPaddr2"
self["DoFencing"] = True
- self["XmitLoss"] = "0.0"
- self["RecvLoss"] = "0.0"
self["ClobberCIB"] = False
self["CIBfilename"] = None
self["CIBResource"] = False
- self["DoBSC"] = False
- self["oprofile"] = []
- self["warn-inactive"] = False
- self["ListTests"] = False
- self["benchmark"] = False
self["LogWatcher"] = "any"
- self["SyslogFacility"] = "daemon"
- self["LogFileName"] = "/var/log/messages"
- self["Schema"] = "pacemaker-3.0"
- self["Stack"] = "corosync"
- self["stonith-type"] = "external/ssh"
- self["stonith-params"] = "hostlist=all,livedangerously=yes"
- self["notification-agent"] = "/var/lib/pacemaker/notify.sh"
- self["notification-recipient"] = "/var/lib/pacemaker/notify.log"
- self["loop-minutes"] = 60
- self["valgrind-procs"] = "pacemaker-attrd pacemaker-based pacemaker-controld pacemaker-execd pacemaker-fenced pacemaker-schedulerd"
- self["experimental-tests"] = False
- self["container-tests"] = False
- self["valgrind-tests"] = False
- self["unsafe-tests"] = True
- self["loop-tests"] = True
+ self["node-limit"] = 0
self["scenario"] = "random"
self["stats"] = False
- self["continue"] = False
- self["TruncateLog"] = False
self.random_gen = random.Random()
self.logger = LogFactory()
self._seed_random()
self.rsh = RemoteFactory().getInstance()
self.target = "localhost"
self.parse_args(args)
if not self["ListTests"]:
self.validate()
self.discover()
def _seed_random(self, seed=None):
if not seed:
seed = int(time.time())
self["RandSeed"] = seed
self.random_gen.seed(str(seed))
def dump(self):
keys = []
for key in list(self.data.keys()):
keys.append(key)
keys.sort()
for key in keys:
self.logger.debug("Environment["+key+"]:\t"+str(self[key]))
def keys(self):
return list(self.data.keys())
def has_key(self, key):
if key == "nodes":
return True
return key in self.data
def __getitem__(self, key):
if str(key) == "0":
raise ValueError("Bad call to 'foo in X', should reference 'foo in X.keys()' instead")
if key == "nodes":
return self._nodes
if key == "Name":
return self.get_stack_short()
if key in self.data:
return self.data[key]
return None
def __setitem__(self, key, value):
if key == "Stack":
self.set_stack(value)
elif key == "node-limit":
self.data[key] = value
self.filter_nodes()
elif key == "nodes":
self._nodes = []
for node in value:
# I don't think I need the IP address, etc. but this validates
# the node name against /etc/hosts and/or DNS, so it's a
# GoodThing(tm).
try:
n = node.strip()
socket.gethostbyname_ex(n)
self._nodes.append(n)
except:
self.logger.log(node+" not found in DNS... aborting")
raise
self.filter_nodes()
else:
self.data[key] = value
def random_node(self):
""" Choose a random node from the cluster """
return self.random_gen.choice(self["nodes"])
def set_stack(self, name):
# Normalize stack names
if name in ["corosync", "cs", "mcp"]:
self.data["Stack"] = "corosync 2+"
else:
raise ValueError("Unknown stack: "+name)
def get_stack_short(self):
# Create the Cluster Manager object
if "Stack" not in self.data:
return "unknown"
if self.data["Stack"] == "corosync 2+":
return "crm-corosync"
LogFactory().log("Unknown stack: "+self["stack"])
raise ValueError("Unknown stack: "+self["stack"])
def detect_syslog(self):
# Detect syslog variant
if "syslogd" not in self.data:
if self["have_systemd"]:
# Systemd
(_, lines) = self.rsh(self.target, "systemctl list-units | grep syslog.*\.service.*active.*running | sed 's:.service.*::'", verbose=1)
self["syslogd"] = lines[0].strip()
else:
# SYS-V
(_, lines) = self.rsh(self.target, "chkconfig --list | grep syslog.*on | awk '{print $1}' | head -n 1", verbose=1)
self["syslogd"] = lines[0].strip()
if "syslogd" not in self.data or not self["syslogd"]:
# default
self["syslogd"] = "rsyslog"
def disable_service(self, node, service):
if self["have_systemd"]:
# Systemd
(rc, _) = self.rsh(node, "systemctl disable %s" % service)
return rc
# SYS-V
(rc, _) = self.rsh(node, "chkconfig %s off" % service)
return rc
def enable_service(self, node, service):
if self["have_systemd"]:
# Systemd
(rc, _) = self.rsh(node, "systemctl enable %s" % service)
return rc
# SYS-V
(rc, _) = self.rsh(node, "chkconfig %s on" % service)
return rc
def service_is_enabled(self, node, service):
if self["have_systemd"]:
# Systemd
# With "systemctl is-enabled", we should check if the service is
# explicitly "enabled" instead of the return code. For example it returns
# 0 if the service is "static" or "indirect", but they don't really count
# as "enabled".
(rc, _) = self.rsh(node, "systemctl is-enabled %s | grep enabled" % service)
return rc == 0
# SYS-V
(rc, _) = self.rsh(node, "chkconfig --list | grep -e %s.*on" % service)
return rc == 0
def detect_at_boot(self):
# Detect if the cluster starts at boot
if "at-boot" not in self.data:
self["at-boot"] = self.service_is_enabled(self.target, "corosync") \
or self.service_is_enabled(self.target, "pacemaker")
def detect_ip_offset(self):
# Try to determine an offset for IPaddr resources
if self["CIBResource"] and "IPBase" not in self.data:
(_, lines) = self.rsh(self.target, "ip addr | grep inet | grep -v -e link -e inet6 -e '/32' -e ' lo' | awk '{print $2}'", verbose=0)
network = lines[0].strip()
(_, lines) = self.rsh(self.target, "nmap -sn -n %s | grep 'scan report' | awk '{print $NF}' | sed 's:(::' | sed 's:)::' | sort -V | tail -n 1" % network, verbose=0)
self["IPBase"] = lines[0].strip()
if not self["IPBase"]:
self["IPBase"] = " fe80::1234:56:7890:1000"
self.logger.log("Could not determine an offset for IPaddr resources. Perhaps nmap is not installed on the nodes.")
self.logger.log("Defaulting to '%s', use --test-ip-base to override" % self["IPBase"])
elif int(self["IPBase"].split('.')[3]) >= 240:
self.logger.log("Could not determine an offset for IPaddr resources. Upper bound is too high: %s %s"
% (self["IPBase"], self["IPBase"].split('.')[3]))
self["IPBase"] = " fe80::1234:56:7890:1000"
self.logger.log("Defaulting to '%s', use --test-ip-base to override" % self["IPBase"])
def filter_nodes(self):
- if self['node-limit'] is not None and self["node-limit"] > 0:
+ if self["node-limit"] > 0:
if len(self["nodes"]) > self["node-limit"]:
self.logger.log("Limiting the number of nodes configured=%d (max=%d)"
%(len(self["nodes"]), self["node-limit"]))
while len(self["nodes"]) > self["node-limit"]:
self["nodes"].pop(len(self["nodes"])-1)
def validate(self):
if not self["nodes"]:
print("No nodes specified!")
sys.exit(1)
def discover(self):
self.target = random.Random().choice(self["nodes"])
exerciser = socket.gethostname()
# Use the IP where possible to avoid name lookup failures
for ip in socket.gethostbyname_ex(exerciser)[2]:
if ip != "127.0.0.1":
exerciser = ip
break
self["cts-exerciser"] = exerciser
if "have_systemd" not in self.data:
(rc, _) = self.rsh(self.target, "systemctl list-units", verbose=0)
self["have_systemd"] = rc == 0
self.detect_syslog()
self.detect_at_boot()
self.detect_ip_offset()
- def parse_args(self, args):
- skipthis=None
-
- if not args:
- args=sys.argv[1:]
-
- for i in range(0, len(args)):
- if skipthis:
- skipthis=None
- continue
-
- elif args[i] == "-l" or args[i] == "--limit-nodes":
- skipthis=1
- self["node-limit"] = int(args[i+1])
-
- elif args[i] == "-r" or args[i] == "--populate-resources":
- self["CIBResource"] = True
- self["ClobberCIB"] = True
-
- elif args[i] == "--outputfile":
- skipthis=1
- self["OutputFile"] = args[i+1]
- LogFactory().add_file(self["OutputFile"])
-
- elif args[i] == "-L" or args[i] == "--logfile":
- skipthis=1
- self["LogWatcher"] = "remote"
- self["LogAuditDisabled"] = 1
- self["LogFileName"] = args[i+1]
-
- elif args[i] == "--ip" or args[i] == "--test-ip-base":
- skipthis=1
- self["IPBase"] = args[i+1]
- self["CIBResource"] = True
- self["ClobberCIB"] = True
-
- elif args[i] == "--oprofile":
- skipthis=1
- self["oprofile"] = args[i+1].split(' ')
-
- elif args[i] == "--trunc":
- self["TruncateLog"] = True
-
- elif args[i] == "--list-tests" or args[i] == "--list" :
- self["ListTests"] = True
+ def parse_args(self, argv):
+ if not argv:
+ argv = sys.argv[1:]
+
+ parser = argparse.ArgumentParser(epilog="%s -g virt1 -r --stonith ssh --schema pacemaker-2.0 500" % sys.argv[0])
+
+ grp1 = parser.add_argument_group("Common options")
+ grp1.add_argument("-g", "--dsh-group", "--group",
+ metavar="GROUP", dest="group",
+ help="Use the nodes listed in the named DSH group (~/.dsh/groups/$name)")
+ grp1.add_argument("-l", "--limit-nodes",
+ type=int, default=0,
+ metavar="MAX",
+ help="Only use the first MAX cluster nodes supplied with --nodes")
+ grp1.add_argument("--benchmark",
+ action="store_true",
+ help="Add timing information")
+ grp1.add_argument("--list", "--list-tests",
+ action="store_true", dest="list_tests",
+ help="List the valid tests")
+ grp1.add_argument("--nodes",
+ metavar="NODES",
+ help="List of cluster nodes separated by whitespace")
+ grp1.add_argument("--stack",
+ default="corosync",
+ metavar="STACK",
+ help="Which cluster stack is installed")
+
+ grp2 = parser.add_argument_group("Options that CTS will usually auto-detect correctly")
+ grp2.add_argument("-L", "--logfile",
+ metavar="PATH",
+ help="Where to look for logs from cluster nodes")
+ grp2.add_argument("--at-boot", "--cluster-starts-at-boot",
+ choices=["1", "0", "yes", "no"],
+ help="Does the cluster software start at boot time?")
+ grp2.add_argument("--facility", "--syslog-facility",
+ default="daemon",
+ metavar="NAME",
+ help="Which syslog facility to log to")
+ grp2.add_argument("--ip", "--test-ip-base",
+ metavar="IP",
+ help="Offset for generated IP address resources")
+
+ grp3 = parser.add_argument_group("Options for release testing")
+ grp3.add_argument("-r", "--populate-resources",
+ action="store_true",
+ help="Generate a sample configuration")
+ grp3.add_argument("--choose",
+ metavar="NAME",
+ help="Run only the named test")
+ grp3.add_argument("--fencing", "--stonith",
+ choices=["1", "0", "yes", "no", "lha", "openstack", "rhcs", "rhevm", "scsi", "ssh", "virt", "xvm"],
+ default="1",
+ help="What fencing agent to use")
+ grp3.add_argument("--once",
+ action="store_true",
+ help="Run all valid tests once")
+
+ grp4 = parser.add_argument_group("Additional (less common) options")
+ grp4.add_argument("-c", "--clobber-cib",
+ action="store_true",
+ help="Erase any existing configuration")
+ grp4.add_argument("-y", "--yes",
+ action="store_true", dest="always_continue",
+ help="Continue to run whenever prompted")
+ grp4.add_argument("--boot",
+ action="store_true",
+ help="")
+ grp4.add_argument("--bsc",
+ action="store_true",
+ help="")
+ grp4.add_argument("--cib-filename",
+ metavar="PATH",
+ help="Install the given CIB file to the cluster")
+ grp4.add_argument("--container-tests",
+ action="store_true",
+ help="Include pacemaker_remote tests that run in lxc container resources")
+ grp4.add_argument("--experimental-tests",
+ action="store_true",
+ help="Include experimental tests")
+ grp4.add_argument("--loop-minutes",
+ type=int, default=60,
+ help="")
+ grp4.add_argument("--no-loop-tests",
+ action="store_true",
+ help="Don't run looping/time-based tests")
+ grp4.add_argument("--no-unsafe-tests",
+ action="store_true",
+ help="Don't run tests that are unsafe for use with ocfs2/drbd")
+ grp4.add_argument("--notification-agent",
+ metavar="PATH",
+ default="/var/lib/pacemaker/notify.sh",
+ help="Script to configure for Pacemaker alerts")
+ grp4.add_argument("--notification-recipient",
+ metavar="R",
+ default="/var/lib/pacemaker/notify.log",
+ help="Recipient to pass to alert script")
+ grp4.add_argument("--oprofile",
+ metavar="NODES",
+ help="List of cluster nodes to run oprofile on")
+ grp4.add_argument("--outputfile",
+ metavar="PATH",
+ help="Location to write logs to")
+ grp4.add_argument("--qarsh",
+ action="store_true",
+ help="Use QARSH to access nodes instead of SSH")
+ grp4.add_argument("--recv-loss",
+ type=float, default=0.0,
+ metavar="RATE",
+ help="")
+ grp4.add_argument("--schema",
+ metavar="SCHEMA",
+ default="pacemaker-3.0",
+ help="Create a CIB conforming to the given schema")
+ grp4.add_argument("--seed",
+ metavar="SEED",
+ help="Use the given string as the random number seed")
+ grp4.add_argument("--set",
+ action="append",
+ metavar="ARG",
+ default=[],
+ help="Set key=value pairs (can be specified multiple times)")
+ grp4.add_argument("--stonith-args",
+ metavar="ARGS",
+ default="hostlist=all,livedangerously=yes",
+ help="")
+ grp4.add_argument("--stonith-type",
+ metavar="TYPE",
+ default="external/ssh",
+ help="")
+ grp4.add_argument("--trunc",
+ action="store_true", dest="truncate",
+ help="Truncate log file before starting")
+ grp4.add_argument("--valgrind-procs",
+ metavar="PROCS",
+ default="pacemaker-attrd pacemaker-based pacemaker-controld pacemaker-execd pacemaker-fenced pacemaker-schedulerd",
+ help="Run valgrind against the given space-separated list of processes")
+ grp4.add_argument("--valgrind-tests",
+ action="store_true",
+ help="Include tests using valgrind")
+ grp4.add_argument("--warn-inactive",
+ action="store_true",
+ help="Warn if a resource is assigned to an inactive node")
+ grp4.add_argument("--xmit-loss",
+ type=float, default=0.0,
+ metavar="RATE",
+ help="")
+
+ parser.add_argument("iterations",
+ type=int,
+ help="Number of tests to run")
+
+ args = parser.parse_args(args=argv)
+
+ # Set values on this object based on what happened with command line
+ # processing. This has to be done in several blocks.
+
+ # These values can always be set. They get a default from the add_argument
+ # calls, only do one thing, and they do not have any side effects.
+ self["ClobberCIB"] = args.clobber_cib
+ self["ListTests"] = args.list_tests
+ self["Schema"] = args.schema
+ self["Stack"] = args.stack
+ self["SyslogFacility"] = args.facility
+ self["TruncateLog"] = args.truncate
+ self["at-boot"] = args.at_boot in ["1", "yes"]
+ self["benchmark"] = args.benchmark
+ self["continue"] = args.always_continue
+ self["container-tests"] = args.container_tests
+ self["experimental-tests"] = args.experimental_tests
+ self["iterations"] = args.iterations
+ self["loop-minutes"] = args.loop_minutes
+ self["loop-tests"] = not args.no_loop_tests
+ self["notification-agent"] = args.notification_agent
+ self["notification-recipient"] = args.notification_recipient
+ self["node-limit"] = args.limit_nodes
+ self["stonith-params"] = args.stonith_args
+ self["stonith-type"] = args.stonith_type
+ self["unsafe-tests"] = not args.no_unsafe_tests
+ self["valgrind-procs"] = args.valgrind_procs
+ self["valgrind-tests"] = args.valgrind_tests
+ self["warn-inactive"] = args.warn_inactive
+
+ # Nodes and groups are mutually exclusive, so their defaults cannot be
+ # set in their add_argument calls. Additionally, groups does more than
+ # just set a value. Here, set nodes first and then if a group is
+ # specified, override the previous nodes value.
+ if args.nodes:
+ self["nodes"] = args.nodes.split(" ")
+ else:
+ self["nodes"] = []
- elif args[i] == "--benchmark":
- self["benchmark"] = True
+ if args.group:
+ self["OutputFile"] = "%s/cluster-%s.log" % (os.environ['HOME'], args.dsh_group)
+ LogFactory().add_file(self["OutputFile"], "CTS")
- elif args[i] == "--bsc":
- self["DoBSC"] = True
- self["scenario"] = "basic-sanity"
+ dsh_file = "%s/.dsh/group/%s" % (os.environ['HOME'], args.dsh_group)
- elif args[i] == "--qarsh":
- RemoteFactory().enable_qarsh()
+ if os.path.isfile(dsh_file):
+ self["nodes"] = []
- elif args[i] == "--yes" or args[i] == "-y":
- self["continue"] = True
+ with open(dsh_file, "r") as f:
+ for line in f:
+ l = line.strip().rstrip()
- elif args[i] == "--stonith" or args[i] == "--fencing":
- skipthis=1
+ if not l.startswith('#'):
+ self["nodes"].append(l)
+ else:
+ print("Unknown DSH group: %s" % args.dsh_group)
+
+ # Everything else either can't have a default set in an add_argument
+ # call (likely because we don't want to always have a value set for it)
+ # or it does something fancier than just set a single value. However,
+ # order does not matter for these as long as the user doesn't provide
+ # conflicting arguments on the command line. So just do Everything
+ # alphabetically.
+ if args.boot:
+ self["scenario"] = "boot"
+
+ if args.bsc:
+ self["DoBSC"] = True
+ self["scenario"] = "basic-sanity"
+
+ if args.cib_filename:
+ self["CIBfilename"] = args.cib_filename
+ else:
+ self["CIBfilename"] = None
- if args[i+1] == "1" or args[i+1] == "yes":
- self["DoFencing"] = True
+ if args.choose:
+ self["scenario"] = "sequence"
+ self["tests"].append(args.choose)
- elif args[i+1] == "0" or args[i+1] == "no":
- self["DoFencing"] = False
+ if args.fencing:
+ if args.fencing in ["0", "no"]:
+ self["DoFencing"] = False
+ else:
+ self["DoFencing"] = True
- elif args[i+1] == "rhcs" or args[i+1] == "xvm" or args[i+1] == "virt":
- self["DoFencing"] = True
+ if args.fencing in ["rhcs", "virt", "xvm"]:
self["stonith-type"] = "fence_xvm"
- elif args[i+1] == "scsi":
- self["DoFencing"] = True
+ elif args.fencing == "scsi":
self["stonith-type"] = "fence_scsi"
- elif args[i+1] == "ssh" or args[i+1] == "lha":
- self["DoFencing"] = True
- self["stonith-type"] = "external/ssh"
+ elif args.fencing in ["lha", "ssh"]:
self["stonith-params"] = "hostlist=all,livedangerously=yes"
+ self["stonith-type"] = "external/ssh"
- elif args[i+1] == "openstack":
- self["DoFencing"] = True
+ elif args.fencing == "openstack":
self["stonith-type"] = "fence_openstack"
print("Obtaining OpenStack credentials from the current environment")
self["stonith-params"] = "region=%s,tenant=%s,auth=%s,user=%s,password=%s" % (
os.environ['OS_REGION_NAME'],
os.environ['OS_TENANT_NAME'],
os.environ['OS_AUTH_URL'],
os.environ['OS_USERNAME'],
os.environ['OS_PASSWORD']
)
- elif args[i+1] == "rhevm":
- self["DoFencing"] = True
+ elif args.fencing == "rhevm":
self["stonith-type"] = "fence_rhevm"
print("Obtaining RHEV-M credentials from the current environment")
self["stonith-params"] = "login=%s,passwd=%s,ipaddr=%s,ipport=%s,ssl=1,shell_timeout=10" % (
os.environ['RHEVM_USERNAME'],
os.environ['RHEVM_PASSWORD'],
os.environ['RHEVM_SERVER'],
os.environ['RHEVM_PORT'],
)
- else:
- self.usage(args[i+1])
-
- elif args[i] == "--stonith-type":
- self["stonith-type"] = args[i+1]
- skipthis=1
-
- elif args[i] == "--stonith-args":
- self["stonith-params"] = args[i+1]
- skipthis=1
-
- elif args[i] == "--clobber-cib" or args[i] == "-c":
- self["ClobberCIB"] = True
-
- elif args[i] == "--cib-filename":
- skipthis=1
- self["CIBfilename"] = args[i+1]
-
- elif args[i] == "--xmit-loss":
- try:
- float(args[i+1])
- except ValueError:
- print("--xmit-loss parameter should be float")
- self.usage(args[i+1])
-
- skipthis=1
- self["XmitLoss"] = args[i+1]
-
- elif args[i] == "--recv-loss":
- try:
- float(args[i+1])
- except ValueError:
- print("--recv-loss parameter should be float")
- self.usage(args[i+1])
-
- skipthis=1
- self["RecvLoss"] = args[i+1]
-
- elif args[i] == "--choose":
- skipthis=1
- self["tests"].append(args[i+1])
- self["scenario"] = "sequence"
-
- elif args[i] == "--nodes":
- skipthis=1
- self["nodes"] = args[i+1].split(' ')
+ if args.ip:
+ self["CIBResource"] = True
+ self["ClobberCIB"] = True
+ self["IPBase"] = args.ip
- elif args[i] == "-g" or args[i] == "--group" or args[i] == "--dsh-group":
- skipthis=1
- self["OutputFile"] = "%s/cluster-%s.log" % (os.environ['HOME'], args[i+1])
- LogFactory().add_file(self["OutputFile"], "CTS")
-
- dsh_file = "%s/.dsh/group/%s" % (os.environ['HOME'], args[i+1])
-
- if os.path.isfile(dsh_file):
- self["nodes"] = []
- f = open(dsh_file, 'r')
-
- for line in f:
- l = line.strip().rstrip()
- if not l.startswith('#'):
- self["nodes"].append(l)
-
- f.close()
-
- else:
- print("Unknown DSH group: %s" % args[i+1])
-
- elif args[i] == "--syslog-facility" or args[i] == "--facility":
- skipthis=1
- self["SyslogFacility"] = args[i+1]
-
- elif args[i] == "--seed":
- skipthis=1
- self._seed_random(args[i+1])
-
- elif args[i] == "--warn-inactive":
- self["warn-inactive"] = True
-
- elif args[i] == "--schema":
- skipthis=1
- self["Schema"] = args[i+1]
-
- elif args[i] == "--at-boot" or args[i] == "--cluster-starts-at-boot":
- skipthis=1
-
- if args[i+1] == "1" or args[i+1] == "yes":
- self["at-boot"] = 1
- elif args[i+1] == "0" or args[i+1] == "no":
- self["at-boot"] = 0
- else:
- self.usage(args[i+1])
-
- elif args[i] == "--stack":
- self["Stack"] = args[i+1]
- skipthis=1
-
- elif args[i] == "--once":
- self["scenario"] = "all-once"
-
- elif args[i] == "--boot":
- self["scenario"] = "boot"
-
- elif args[i] == "--notification-agent":
- self["notification-agent"] = args[i+1]
- skipthis = 1
-
- elif args[i] == "--notification-recipient":
- self["notification-recipient"] = args[i+1]
- skipthis = 1
-
- elif args[i] == "--valgrind-tests":
- self["valgrind-tests"] = True
-
- elif args[i] == "--valgrind-procs":
- self["valgrind-procs"] = args[i+1]
- skipthis = 1
-
- elif args[i] == "--no-loop-tests":
- self["loop-tests"] = False
-
- elif args[i] == "--loop-minutes":
- skipthis=1
-
- try:
- self["loop-minutes"]=int(args[i+1])
- except ValueError:
- self.usage(args[i])
-
- elif args[i] == "--no-unsafe-tests":
- self["unsafe-tests"] = False
+ if args.logfile:
+ self["LogAuditDisabled"] = True
+ self["LogFileName"] = args.logfile
+ self["LogWatcher"] = "remote"
+ else:
+ # We can't set this as the default on the parser.add_argument call
+ # for this option because then args.logfile will be set, which means
+ # the above branch will be taken and those other values will also be
+ # set.
+ self["LogFileName"] = "/var/log/messages"
- elif args[i] == "--experimental-tests":
- self["experimental-tests"] = True
+ if args.once:
+ self["scenario"] = "all-once"
- elif args[i] == "--container-tests":
- self["container-tests"] = True
+ if args.oprofile:
+ self["oprofile"] = args.oprofile.split(" ")
+ else:
+ self["oprofile"] = []
- elif args[i] == "--set":
- skipthis=1
- (name, value) = args[i+1].split('=')
- self[name] = value
- print("Setting %s = %s" % (name, value))
+ if args.outputfile:
+ self["OutputFile"] = args.outputfile
+ LogFactory().add_file(self["OutputFile"])
- elif args[i] == "--help":
- self.usage(args[i], 0)
+ if args.populate_resources:
+ self["CIBResource"] = True
+ self["ClobberCIB"] = True
- elif args[i] == "--":
- break
+ if args.qarsh:
+ self.rsh.enable_qarsh()
- else:
- try:
- NumIter=int(args[i])
- self["iterations"] = NumIter
- except ValueError:
- self.usage(args[i])
-
- def usage(self, arg, status=1):
- if status:
- print("Illegal argument %s" % arg)
-
- print("""usage: %s [options] number-of-iterations
-
-Common options:
-\t [--nodes 'node list'] list of cluster nodes separated by whitespace
-\t [--group | -g 'name'] use the nodes listed in the named DSH group (~/.dsh/groups/$name)
-\t [--limit-nodes max] only use the first 'max' cluster nodes supplied with --nodes
-\t [--stack corosync] which cluster stack is installed
-\t [--list-tests] list the valid tests
-\t [--benchmark] add the timing information
-
-Options that CTS will usually auto-detect correctly:
-\t [--logfile path] where should the test software look for logs from cluster nodes
-\t [--syslog-facility name] which syslog facility should the test software log to
-\t [--at-boot (1|0)] does the cluster software start at boot time
-\t [--test-ip-base ip] offset for generated IP address resources
-
-Options for release testing:
-\t [--populate-resources | -r] generate a sample configuration
-\t [--choose name] run only the named test
-\t [--stonith (1 | 0 | yes | no | rhcs | ssh)]
-\t [--once] run all valid tests once
-
-Additional (less common) options:
-\t [--clobber-cib | -c ] erase any existing configuration
-\t [--outputfile path] optional location for the test software to write logs to
-\t [--trunc] truncate logfile before starting
-\t [--xmit-loss lost-rate(0.0-1.0)]
-\t [--recv-loss lost-rate(0.0-1.0)]
-\t [--fencing (1 | 0 | yes | no | rhcs | lha | openstack )]
-\t [--stonith-type type]
-\t [--stonith-args name=value]
-\t [--bsc]
-\t [--notification-agent path] script to configure for Pacemaker alerts
-\t [--notification-recipient r] recipient to pass to alert script
-\t [--no-loop-tests] don't run looping/time-based tests
-\t [--no-unsafe-tests] don't run tests that are unsafe for use with ocfs2/drbd
-\t [--valgrind-tests] include tests using valgrind
-\t [--experimental-tests] include experimental tests
-\t [--container-tests] include pacemaker_remote tests that run in lxc container resources
-\t [--oprofile 'node list'] list of cluster nodes to run oprofile on]
-\t [--qarsh] use the QARSH backdoor to access nodes instead of SSH
-\t [--seed random_seed]
-\t [--set option=value]
-\t [--yes | -y] continue to run cts when there is an interaction whether to continue running pacemaker-cts
-
-Example:
-\t python %s -g virt1 -r --stonith ssh --schema pacemaker-2.0 500""" % (sys.argv[0], sys.argv[0]))
-
- sys.exit(status)
+ for kv in args.set:
+ (name, value) = kv.split("=")
+ self[name] = value
+ print("Setting %s = %s" % (name, value))
class EnvFactory:
instance = None
def getInstance(self, args=None):
if not EnvFactory.instance:
EnvFactory.instance = Environment(args)
return EnvFactory.instance