diff --git a/python/pacemaker/_cts/tests/base.py b/python/pacemaker/_cts/tests/base.py
index 5f16c6900b..d2d6cb5175 100644
--- a/python/pacemaker/_cts/tests/base.py
+++ b/python/pacemaker/_cts/tests/base.py
@@ -1,929 +1,932 @@
""" Base classes for CTS tests """
__all__ = ["CTSTest", "RemoteDriver", "SimulStartLite", "SimulStopLite", "StartTest", "StopTest"]
__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 pacemaker._cts.audits import AuditConstraint, AuditResource
from pacemaker._cts.environment import EnvFactory
from pacemaker._cts.logging import LogFactory
from pacemaker._cts.patterns import PatternSelector
from pacemaker._cts.remote import RemoteFactory
from pacemaker._cts.watcher import LogWatcher
# Disable various pylint warnings that occur in so many places throughout this
# file it's easiest to just take care of them globally. This does introduce the
# possibility that we'll miss some other cause of the same warning, but we'll
# just have to be careful.
# pylint doesn't understand that self._rsh is callable.
# pylint: disable=not-callable
# pylint doesn't understand that self._env is subscriptable.
# pylint: disable=unsubscriptable-object
class CTSTest:
'''
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.Stats = {"calls":0
, "success":0
, "failure":0
, "skipped":0
, "auditfail":0}
self.audits = []
self.templates = PatternSelector(cm["Name"])
self.timer = {} # timers
self._cm = cm
self._env = EnvFactory().getInstance()
self._rsh = RemoteFactory().getInstance()
self._logger = LogFactory()
self.benchmark = True # which tests to benchmark
self.failed = False
self.is_container = False
self.is_experimental = False
self.is_loop = False
self.is_unsafe = False
self.is_valgrind = False
self.passed = True
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()))
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] += 1
# Reset the test passed boolean
if name == "calls":
self.passed = True
def failure(self, reason="none"):
'''Increment the failure count'''
self.passed = False
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__)")
+ """ Perform the given test """
+
+ raise NotImplementedError
def audit(self):
passed = 1
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, self._env["nodes"], self._env["LogWatcher"], name, timeout)
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 += 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'''
if self.is_loop and not self._env["loop-tests"]:
return False
if self.is_unsafe and not self._env["unsafe-tests"]:
return False
if self.is_valgrind and not self._env["valgrind-tests"]:
return False
if self.is_experimental and not self._env["experimental-tests"]:
return False
if self.is_container and not self._env["container-tests"]:
return False
if self._env["benchmark"] and not self.benchmark:
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 can_run_now(self, node):
""" Return True if we can meaningfully run right now """
return True
@property
def errors_to_ignore(self):
""" Return list of errors which should be ignored """
return []
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
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 += """
""" % self.remote_node
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 _ 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 _ 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)
# 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.set_watch()
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.look_for_all()
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.set_watch()
(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.look_for_all()
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.set_watch()
self.debug("causing dummy rsc to fail.")
self._rsh(node, "rm -f /var/run/resource-agents/Dummy*")
self.set_timer("remoteRscFail")
watch.look_for_all()
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.set_watch()
# 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.look_for_all()
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.wait_for_node(node, 120)
pats = [ ]
watch = self.create_watch(pats, 240)
watch.set_watch()
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.look_for_all()
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.set_watch()
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.look_for_all()
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.set_watch()
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.look_for_all()
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.")
+ """ Perform the given test """
+
+ raise NotImplementedError
@property
def errors_to_ignore(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""" ]
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.set_watch()
stonith = self._cm.prepare_fencing_watcher(self.name)
for node in node_list:
self._cm.StartaCMnoBlock(node)
watch.look_for_all()
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
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.set_watch()
self.set_timer()
for node in self._env["nodes"]:
if self._cm.ShouldBeStatus[node] == "up":
self._cm.StopaCMnoBlock(node)
if watch.look_for_all():
# 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 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()
if self._cm.StartaCM(node):
return self.success()
return self.failure("Startup %s on node %s failed"
% (self._env["Name"], node))
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)))
watch = self.create_watch(patterns, self._env["DeadTime"])
watch.set_watch()
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.look_for_all()
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()
return self.failure(failreason)