""" Pattern-holding classes for Pacemaker's Cluster Test Suite (CTS)
"""
# Pacemaker targets compatibility with Python 2.7 and 3.2+
from __future__ import print_function, unicode_literals, absolute_import, division
__copyright__ = "Copyright 2008-2019 the Pacemaker project contributors"
__license__ = "GNU General Public License version 2 or later (GPLv2+) WITHOUT ANY WARRANTY"
import sys, os
from cts.CTSvars import *
patternvariants = {}
class BasePatterns(object):
def __init__(self, name):
self.name = name
patternvariants[name] = self
self.ignore = [
"avoid confusing Valgrind",
# Logging bug in some versions of libvirtd
r"libvirtd.*: internal error: Failed to parse PCI config address",
]
self.BadNews = []
self.components = {}
self.commands = {
"StatusCmd" : "crmadmin -t 60000 -S %s 2>/dev/null",
"CibQuery" : "cibadmin -Ql",
"CibAddXml" : "cibadmin --modify -c --xml-text %s",
"CibDelXpath" : "cibadmin --delete --xpath %s",
# 300,000 == 5 minutes
"RscRunning" : CTSvars.CRM_DAEMON_DIR + "/cts-exec-helper -R -r %s",
"CIBfile" : "%s:"+CTSvars.CRM_CONFIG_DIR+"/cib.xml",
"TmpDir" : "/tmp",
"BreakCommCmd" : "iptables -A INPUT -s %s -j DROP >/dev/null 2>&1",
"FixCommCmd" : "iptables -D INPUT -s %s -j DROP >/dev/null 2>&1",
# tc qdisc add dev lo root handle 1: cbq avpkt 1000 bandwidth 1000mbit
# tc class add dev lo parent 1: classid 1:1 cbq rate "$RATE"kbps allot 17000 prio 5 bounded isolated
# tc filter add dev lo parent 1: protocol ip prio 16 u32 match ip dst 127.0.0.1 match ip sport $PORT 0xFFFF flowid 1:1
# tc qdisc add dev lo parent 1: netem delay "$LATENCY"msec "$(($LATENCY/4))"msec 10% 2> /dev/null > /dev/null
"ReduceCommCmd" : "",
"RestoreCommCmd" : "tc qdisc del dev lo root",
"MaintenanceModeOn" : "cibadmin --modify -c --xml-text '<cluster_property_set id=\"cib-bootstrap-options\"><nvpair id=\"cts-maintenance-mode-setting\" name=\"maintenance-mode\" value=\"true\"/></cluster_property_set>'",
"MaintenanceModeOff" : "cibadmin --delete --xpath \"//nvpair[@name='maintenance-mode']\"",
"StandbyCmd" : "crm_attribute -Vq -U %s -n standby -l forever -v %s 2>/dev/null",
"StandbyQueryCmd" : "crm_attribute -qG -U %s -n standby -l forever -d off 2>/dev/null",
}
self.search = {
"Pat:DC_IDLE" : "pacemaker-controld.*State transition.*-> S_IDLE",
# This won't work if we have multiple partitions
"Pat:Local_started" : "%s\W.*controller successfully started",
"Pat:NonDC_started" : r"%s\W.*State transition.*-> S_NOT_DC",
"Pat:DC_started" : r"%s\W.*State transition.*-> S_IDLE",
"Pat:We_stopped" : "%s\W.*OVERRIDE THIS PATTERN",
"Pat:They_stopped" : "%s\W.*LOST:.* %s ",
"Pat:They_dead" : "node %s.*: is dead",
"Pat:TransitionComplete" : "Transition status: Complete: complete",
"Pat:Fencing_start" : r"Requesting peer fencing .* targeting %s",
"Pat:Fencing_ok" : r"pacemaker-fenced.*:\s*Operation .* targeting %s on .* for .*@.*: OK",
"Pat:Fencing_recover" : r"pacemaker-schedulerd.*: Recover %s",
"Pat:Fencing_active" : r"pacemaker-schedulerd.*: Resource %s is active on .* nodes",
"Pat:Fencing_probe" : r"pacemaker-controld.* Result of probe operation for %s on .*: Error",
"Pat:RscOpOK" : r"pacemaker-controld.*:\s+Result of %s operation for %s.*: (0 \()?ok",
"Pat:RscOpFail" : r"pacemaker-schedulerd.*:.*Unexpected result .* recorded for %s of %s ",
"Pat:CloneOpFail" : r"pacemaker-schedulerd.*:.*Unexpected result .* recorded for %s of (%s|%s) ",
"Pat:RscRemoteOpOK" : r"pacemaker-controld.*:\s+Result of %s operation for %s on %s: (0 \()?ok",
"Pat:NodeFenced" : r"pacemaker-controld.*:\s* Peer %s was terminated \(.*\) by .* on behalf of .*: OK",
"Pat:FenceOpOK" : "Operation .* for host '%s' with device .* returned: 0",
}
def get_component(self, key):
if key in self.components:
return self.components[key]
print("Unknown component '%s' for %s" % (key, self.name))
return []
def get_patterns(self, key):
if key == "BadNews":
return self.BadNews
elif key == "BadNewsIgnore":
return self.ignore
elif key == "Commands":
return self.commands
elif key == "Search":
return self.search
elif key == "Components":
return self.components
def __getitem__(self, key):
if key == "Name":
return self.name
elif key in self.commands:
return self.commands[key]
elif key in self.search:
return self.search[key]
else:
print("Unknown template '%s' for %s" % (key, self.name))
return None
class crm_corosync(BasePatterns):
'''
Patterns for Corosync version 2 cluster manager class
'''
def __init__(self, name):
BasePatterns.__init__(self, name)
self.commands.update({
"StartCmd" : "service corosync start && service pacemaker start",
"StopCmd" : "service pacemaker stop; [ ! -e /usr/sbin/pacemaker-remoted ] || service pacemaker_remote stop; service corosync stop",
"EpochCmd" : "crm_node -e",
"QuorumCmd" : "crm_node -q",
"PartitionCmd" : "crm_node -p",
})
self.search.update({
# Close enough ... "Corosync Cluster Engine exiting normally" isn't
# printed reliably.
"Pat:We_stopped" : "%s\W.*Unloading all Corosync service engines",
"Pat:They_stopped" : "%s\W.*pacemaker-controld.*Node %s(\[|\s).*state is now lost",
"Pat:They_dead" : "pacemaker-controld.*Node %s(\[|\s).*state is now lost",
"Pat:ChildExit" : r"\[[0-9]+\] exited with status [0-9]+ \(",
# "with signal 9" == pcmk_child_exit(), "$" == check_active_before_startup_processes()
"Pat:ChildKilled" : r"%s\W.*pacemakerd.*%s\[[0-9]+\] terminated( with signal 9|$)",
"Pat:ChildRespawn" : "%s\W.*pacemakerd.*Respawning failed child process: %s",
"Pat:InfraUp" : "%s\W.*corosync.*Initializing transport",
"Pat:PacemakerUp" : "%s\W.*pacemakerd.*Starting Pacemaker",
})
self.ignore = self.ignore + [
r"crm_mon:",
r"crmadmin:",
r"update_trace_data",
r"async_notify:.*strange, client not found",
r"Parse error: Ignoring unknown option .*nodename",
r"error.*: Operation 'reboot' .* with device 'FencingFail' returned:",
r"getinfo response error: 1$",
r"sbd.* error: inquisitor_child: DEBUG MODE IS ACTIVE",
r"sbd.* pcmk:\s*error:.*Connection to cib_ro.* (failed|closed)",
]
self.BadNews = [
r"[^(]error:",
r"crit:",
r"ERROR:",
r"CRIT:",
r"Shutting down...NOW",
r"Timer I_TERMINATE just popped",
r"input=I_ERROR",
r"input=I_FAIL",
r"input=I_INTEGRATED cause=C_TIMER_POPPED",
r"input=I_FINALIZED cause=C_TIMER_POPPED",
r"input=I_ERROR",
r"(pacemakerd|pacemaker-execd|pacemaker-controld):.*, exiting",
r"schedulerd.*Attempting recovery of resource",
r"is taking more than 2x its timeout",
r"Confirm not received from",
r"Welcome reply not received from",
r"Attempting to schedule .* after a stop",
r"Resource .* was active at shutdown",
r"duplicate entries for call_id",
r"Search terminated:",
r":global_timer_callback",
r"Faking parameter digest creation",
r"Parameters to .* action changed:",
r"Parameters to .* changed",
r"pacemakerd.*\[[0-9]+\] terminated( with signal| as IPC server|$)",
r"pacemaker-schedulerd.*Recover .*\(.* -\> .*\)",
r"rsyslogd.* imuxsock lost .* messages from pid .* due to rate-limiting",
r"Peer is not part of our cluster",
r"We appear to be in an election loop",
r"Unknown node -> we will not deliver message",
r"(Blackbox dump requested|Problem detected)",
r"pacemakerd.*Could not connect to Cluster Configuration Database API",
r"Receiving messages from a node we think is dead",
r"share the same cluster nodeid",
r"share the same name",
#r"crm_ipc_send:.*Request .* failed",
#r"crm_ipc_send:.*Sending to .* is disabled until pending reply is received",
# Not inherently bad, but worth tracking
#r"No need to invoke the TE",
#r"ping.*: DEBUG: Updated connected = 0",
#r"Digest mis-match:",
r"pacemaker-controld:.*Transition failed: terminated",
r"Local CIB .* differs from .*:",
r"warn.*:\s*Continuing but .* will NOT be used",
r"warn.*:\s*Cluster configuration file .* is corrupt",
#r"Executing .* fencing operation",
r"Election storm",
r"stalled the FSA with pending inputs",
]
self.components["common-ignore"] = [
r"Pending action:",
r"resource( was|s were) active at shutdown",
r"pending LRM operations at shutdown",
r"Lost connection to the CIB manager",
r"pacemaker-controld.*:\s*Action A_RECOVER .* not supported",
r"pacemaker-controld.*:\s*Performing A_EXIT_1 - forcefully exiting ",
r".*:\s*Executing .* fencing operation \(.*\) on ",
r".*:\s*Requesting fencing \([^)]+\) of node ",
r"(Blackbox dump requested|Problem detected)",
# "Resource .*stonith::.* is active on 2 nodes attempting recovery",
# "Transition .* ERRORs found during PE processing",
]
self.components["corosync-ignore"] = [
r"error:.*Connection to the CPG API failed: Library error",
r"\[[0-9]+\] exited with status [0-9]+ \(",
r"pacemaker-based.*error:.*Corosync connection lost",
r"pacemaker-fenced.*error:.*Corosync connection terminated",
r"pacemaker-controld.*State transition .* S_RECOVERY",
r"pacemaker-controld.*error:.*Input (I_ERROR|I_TERMINATE ) .*received in state",
r"pacemaker-controld.*error:.*Could not recover from internal error",
r"error:.*Connection to cib_(shm|rw).* (failed|closed)",
r"error:.*Connection to (fencer|stonith-ng).* (closed|failed|lost)",
r"crit: Fencing daemon connection failed",
# This is overbroad, but we don't have a way to say that only
# certain transition errors are acceptable (if the fencer respawns,
# fence devices may appear multiply active). We have to rely on
# other causes of a transition error logging their own error
# message, which is the usual practice.
r"pacemaker-schedulerd.* Calculated transition .*/pe-error",
]
self.components["corosync"] = [
# We expect each daemon to lose its cluster connection.
# However, if the CIB manager loses its connection first,
# it's possible for another daemon to lose that connection and
# exit before losing the cluster connection.
r"pacemakerd.*:\s*(crit|error):.*Lost connection to cluster layer",
r"pacemaker-attrd.*:\s*(crit|error):.*Lost connection to (cluster layer|the CIB manager)",
r"pacemaker-based.*:\s*(crit|error):.*Lost connection to cluster layer",
r"pacemaker-controld.*:\s*(crit|error):.*Lost connection to (cluster layer|the CIB manager)",
r"pacemaker-fenced.*:\s*(crit|error):.*Lost connection to (cluster layer|the CIB manager)",
r"schedulerd.*Scheduling Node .* for STONITH",
r"pacemaker-controld.*:\s*Peer .* was terminated \(.*\) by .* on behalf of .*:\s*OK",
]
self.components["pacemaker-based"] = [
r"pacemakerd.* pacemaker-attrd\[[0-9]+\] exited with status 102",
r"pacemakerd.* pacemaker-controld\[[0-9]+\] exited with status 1",
r"pacemakerd.* Respawning failed child process: pacemaker-attrd",
r"pacemakerd.* Respawning failed child process: pacemaker-based",
r"pacemakerd.* Respawning failed child process: pacemaker-controld",
r"pacemakerd.* Respawning failed child process: pacemaker-fenced",
r"pacemaker-.* Connection to cib_.* (failed|closed)",
r"pacemaker-attrd.*:.*Lost connection to the CIB manager",
r"pacemaker-controld.*:.*Lost connection to the CIB manager",
r"pacemaker-controld.*I_ERROR.*crmd_cib_connection_destroy",
r"pacemaker-controld.* State transition .* S_RECOVERY",
r"pacemaker-controld.*: Input I_TERMINATE .*from do_recover",
r"pacemaker-controld.*Could not recover from internal error",
]
self.components["pacemaker-based-ignore"] = [
r"pacemaker-execd.*Connection to (fencer|stonith-ng).* (closed|failed|lost)",
# This is overbroad, but we don't have a way to say that only
# certain transition errors are acceptable (if the fencer respawns,
# fence devices may appear multiply active). We have to rely on
# other causes of a transition error logging their own error
# message, which is the usual practice.
r"pacemaker-schedulerd.* Calculated transition .*/pe-error",
]
self.components["pacemaker-execd"] = [
r"pacemaker-controld.*Connection to (pacemaker-execd|lrmd|executor) (failed|closed)",
r"pacemaker-controld.*I_ERROR.*lrm_connection_destroy",
r"pacemaker-controld.*State transition .* S_RECOVERY",
r"pacemaker-controld.*: Input I_TERMINATE .*from do_recover",
r"pacemaker-controld.*Could not recover from internal error",
r"pacemakerd.*pacemaker-controld\[[0-9]+\] exited with status 1",
r"pacemakerd.*Respawning failed child process: pacemaker-execd",
r"pacemakerd.*Respawning failed child process: pacemaker-controld",
]
self.components["pacemaker-execd-ignore"] = [
r"pacemaker-attrd.*Connection to lrmd (failed|closed)",
r"pacemaker-(attrd|controld).*Could not execute alert",
]
self.components["pacemaker-controld"] = [
# "WARN: determine_online_status: Node .* is unclean",
# "Scheduling Node .* for STONITH",
# "Executing .* fencing operation",
# Only if the node wasn't the DC: "State transition S_IDLE",
"State transition .* -> S_IDLE",
]
self.components["pacemaker-controld-ignore"] = []
self.components["pacemaker-attrd"] = []
self.components["pacemaker-attrd-ignore"] = []
self.components["pacemaker-schedulerd"] = [
"State transition .* S_RECOVERY",
r"Respawning failed child process: pacemaker-controld",
r"pacemaker-controld\[[0-9]+\] exited with status 1 \(",
"Connection to pengine failed",
"Connection to pengine.* closed",
r"Connection to the scheduler failed",
"pacemaker-controld.*I_ERROR.*save_cib_contents",
r"pacemaker-controld.*: Input I_TERMINATE .*from do_recover",
"pacemaker-controld.*Could not recover from internal error",
]
self.components["pacemaker-schedulerd-ignore"] = []
self.components["pacemaker-fenced"] = [
r"error:.*Connection to (fencer|stonith-ng).* (closed|failed|lost)",
r"Fencing daemon connection failed",
r"pacemaker-controld.*Fencer successfully connected",
]
self.components["pacemaker-fenced-ignore"] = [
r"error:.*Connection to (fencer|stonith-ng).* (closed|failed|lost)",
r"crit:.*Fencing daemon connection failed",
r"error:.*Fencer connection failed \(will retry\)",
r"Connection to (fencer|stonith-ng) failed, finalizing .* pending operations",
r"pacemaker-controld.*:\s+Result of .* operation for Fencing.*Error",
# This is overbroad, but we don't have a way to say that only
# certain transition errors are acceptable (if the fencer respawns,
# fence devices may appear multiply active). We have to rely on
# other causes of a transition error logging their own error
# message, which is the usual practice.
r"pacemaker-schedulerd.* Calculated transition .*/pe-error",
]
self.components["pacemaker-fenced-ignore"].extend(self.components["common-ignore"])
class crm_corosync_docker(crm_corosync):
'''
Patterns for Corosync version 2 cluster manager class
'''
def __init__(self, name):
crm_corosync.__init__(self, name)
self.commands.update({
"StartCmd" : "pcmk_start",
"StopCmd" : "pcmk_stop",
})
class PatternSelector(object):
def __init__(self, name=None):
self.name = name
self.base = BasePatterns("crm-base")
if not name:
crm_corosync("crm-corosync")
elif name == "crm-corosync":
crm_corosync(name)
elif name == "crm-corosync-docker":
crm_corosync_docker(name)
def get_variant(self, variant):
if variant in patternvariants:
return patternvariants[variant]
print("defaulting to crm-base for %s" % variant)
return self.base
def get_patterns(self, variant, kind):
return self.get_variant(variant).get_patterns(kind)
def get_template(self, variant, key):
v = self.get_variant(variant)
return v[key]
def get_component(self, variant, kind):
return self.get_variant(variant).get_component(kind)
def __getitem__(self, key):
return self.get_template(self.name, key)
# python cts/CTSpatt.py -k crm-corosync -t StartCmd
if __name__ == '__main__':
pdir=os.path.dirname(sys.path[0])
sys.path.insert(0, pdir) # So that things work from the source directory
kind=None
template=None
skipthis=None
args=sys.argv[1:]
for i in range(0, len(args)):
if skipthis:
skipthis=None
continue
elif args[i] == "-k" or args[i] == "--kind":
skipthis=1
kind = args[i+1]
elif args[i] == "-t" or args[i] == "--template":
skipthis=1
template = args[i+1]
else:
print("Illegal argument " + args[i])
print(PatternSelector(kind)[template])