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https://github.com/opinkerfi/nagios-plugins.git
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This commit is contained in:
Tómas Edwardsson
parent
821d8654df
commit
a6dc1900c7
@ -1,163 +1,163 @@
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#!/bin/env python
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#
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# Gather the cluster state and the current node state
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#
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# Output example:
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#<clustat version="4.1.1">
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# <cluster name="LabCluster" id="22068" generation="172"/>
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# <quorum quorate="1" groupmember="1"/>
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# <nodes>
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# <node name="clusternode1.lab.inetu.net" state="1" local="0" \
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# estranged="0" rgmanager="1" rgmanager_master="0" qdisk="0" nodeid="0x00000001"/>
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# <node name="clusternode2.lab.inetu.net" state="1" local="1" \
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# estranged="0" rgmanager="1" rgmanager_master="0" qdisk="0" nodeid="0x00000002"/>
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# <node name="/dev/disk/by-id/scsi-36002219000b9642b000027124a3b61f1-part1" state="1" \
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# local="0" estranged="0" rgmanager="0" rgmanager_master="0" qdisk="1" nodeid="0x00000000"/>
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# </nodes>
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# <groups>
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# <group name="service:MySQL" state="112" state_str="started" flags="0" flags_str="" \
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# owner="clusternode2.lab.inetu.net" last_owner="clusternode1.lab.inetu.net" restarts="0" \
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# last_transition="1245765274" last_transition_str="Tue Jun 23 09:54:34 2009"/>
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# </groups>
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#</clustat>
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#
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# Frank Clements <frank @ sixthtoe.net>
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import xml.dom.minidom
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import os
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import sys, socket
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import getopt
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def usage():
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"""
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Display usage information
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"""
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print """
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Usage: """ + sys.argv[0] + """ ([-s serviceName] | [-c])
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-c, --cluster
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Gathers the overall cluster status for the local node
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-s, --service
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Gets the stats of the named service
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-h, --help
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Display this
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"""
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def getQuorumState(dom):
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"""
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Get the quorum state. This is a single inline element which only
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has attributes and no children elements.
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"""
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quorumList = dom.getElementsByTagName('quorum')
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quorumElement = quorumList[0]
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return quorumElement.attributes['quorate'].value
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def getClusterName(dom):
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"""
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Get the name of the cluster from the clustat output.
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This assumes only a single cluster is running for the moment.
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"""
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clusterList = dom.getElementsByTagName('cluster')
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clusterElement = clusterList[0]
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return clusterElement.attributes['name'].value
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def getLocalNodeState(dom):
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"""
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Get the state of the local node
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"""
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hostname = socket.gethostname()
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nodesList = dom.getElementsByTagName('node')
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nodeState = {}
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for node in nodesList:
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if node.attributes['name'].value == hostname:
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nodeState['name'] = node.attributes['name'].value
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nodeState['state'] = node.attributes['state'].value
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nodeState['rgmanager'] = node.attributes['rgmanager'].value
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elif node.attributes['qdisk'].value == "1":
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if node.attributes['state'].value != "1":
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print "CRITICAL: Quorum disk " + node.attributes['name'].value + " is unavailable!"
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sys.exit(2)
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return nodeState
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def getServiceState(dom, service):
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"""
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Get the state of the named service
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"""
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groupList = dom.getElementsByTagName('group')
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hostname = socket.gethostname()
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serviceState = {}
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for group in groupList:
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if group.attributes['name'].value == "service:"+service:
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serviceState['owner'] = group.attributes['owner'].value
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serviceState['state'] = group.attributes['state_str'].value
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return serviceState
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], 's:ch', ['service=', 'cluster', 'help'])
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except getopt.GetoptError:
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usage()
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sys.exit(2)
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for o, a in opts:
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if o in ('-c', '--cluster'):
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typeCheck = 'cluster'
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if o in ('-s', '--service'):
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typeCheck = 'service'
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serviceName = a
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if o in ('-h', '--help'):
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usage()
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sys.exit()
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clustatOutput = os.popen('clustat -fx')
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dom = xml.dom.minidom.parse(clustatOutput)
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if typeCheck == 'cluster':
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# First we query for the state of the cluster itself.
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# Should it be found tha the cluste ris not quorate we alert and exit immediately
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cluster = getClusterName(dom)
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qState = getQuorumState(dom)
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# There are some serious problems if the cluster is inquorate so we simply alert immediately!
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if qState != "1":
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print "CRITICAL: Cluster " + cluster + " is inquorate!"
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sys.exit(2)
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# Now we find the status of the local node from clustat.
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# We only care about the local state since this way we can tie the alert to the host.
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nodeStates = getLocalNodeState(dom)
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if nodeStates['state'] != "1":
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print "WARNING: Local node state is offline!"
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sys.exit(1)
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elif nodeStates['rgmanager'] != "1":
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print "CRITICAL: RGManager service not running on " + nodeStates['name'] + "!"
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sys.exit(1)
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else:
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print "OK: Cluster node " + nodeStates['name'] + " is online and cluster is quorate."
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sys.exit(0)
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elif typeCheck == 'service':
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serviceState = getServiceState(dom, serviceName)
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if serviceState['state'] != 'started':
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print "CRITICAL: Service " + serviceName + " on " + serviceState['owner'] + " is in " + serviceState['state'] + " state"
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sys.exit(2)
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else:
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print "OK: Service " + serviceName + " on " + serviceState['owner'] + " is in " + serviceState['state'] + " state"
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sys.exit(0)
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if __name__ == "__main__":
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main()
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#!/bin/env python
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#
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# Gather the cluster state and the current node state
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#
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# Output example:
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#<clustat version="4.1.1">
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# <cluster name="LabCluster" id="22068" generation="172"/>
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# <quorum quorate="1" groupmember="1"/>
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# <nodes>
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# <node name="clusternode1.lab.inetu.net" state="1" local="0" \
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# estranged="0" rgmanager="1" rgmanager_master="0" qdisk="0" nodeid="0x00000001"/>
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# <node name="clusternode2.lab.inetu.net" state="1" local="1" \
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# estranged="0" rgmanager="1" rgmanager_master="0" qdisk="0" nodeid="0x00000002"/>
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# <node name="/dev/disk/by-id/scsi-36002219000b9642b000027124a3b61f1-part1" state="1" \
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# local="0" estranged="0" rgmanager="0" rgmanager_master="0" qdisk="1" nodeid="0x00000000"/>
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# </nodes>
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# <groups>
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# <group name="service:MySQL" state="112" state_str="started" flags="0" flags_str="" \
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# owner="clusternode2.lab.inetu.net" last_owner="clusternode1.lab.inetu.net" restarts="0" \
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# last_transition="1245765274" last_transition_str="Tue Jun 23 09:54:34 2009"/>
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# </groups>
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#</clustat>
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#
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# Frank Clements <frank @ sixthtoe.net>
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import xml.dom.minidom
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import os
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import sys, socket
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import getopt
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def usage():
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"""
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Display usage information
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"""
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print """
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Usage: """ + sys.argv[0] + """ ([-s serviceName] | [-c])
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-c, --cluster
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Gathers the overall cluster status for the local node
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-s, --service
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Gets the stats of the named service
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-h, --help
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Display this
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"""
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def getQuorumState(dom):
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"""
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Get the quorum state. This is a single inline element which only
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has attributes and no children elements.
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"""
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quorumList = dom.getElementsByTagName('quorum')
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quorumElement = quorumList[0]
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return quorumElement.attributes['quorate'].value
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def getClusterName(dom):
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"""
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Get the name of the cluster from the clustat output.
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This assumes only a single cluster is running for the moment.
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"""
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clusterList = dom.getElementsByTagName('cluster')
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clusterElement = clusterList[0]
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return clusterElement.attributes['name'].value
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def getLocalNodeState(dom):
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"""
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Get the state of the local node
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"""
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hostname = socket.gethostname()
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nodesList = dom.getElementsByTagName('node')
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nodeState = {}
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for node in nodesList:
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if node.attributes['name'].value == hostname:
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nodeState['name'] = node.attributes['name'].value
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nodeState['state'] = node.attributes['state'].value
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nodeState['rgmanager'] = node.attributes['rgmanager'].value
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elif node.attributes['qdisk'].value == "1":
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if node.attributes['state'].value != "1":
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print "CRITICAL: Quorum disk " + node.attributes['name'].value + " is unavailable!"
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sys.exit(2)
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return nodeState
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def getServiceState(dom, service):
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"""
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Get the state of the named service
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"""
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groupList = dom.getElementsByTagName('group')
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hostname = socket.gethostname()
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serviceState = {}
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for group in groupList:
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if group.attributes['name'].value == "service:"+service:
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serviceState['owner'] = group.attributes['owner'].value
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serviceState['state'] = group.attributes['state_str'].value
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return serviceState
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], 's:ch', ['service=', 'cluster', 'help'])
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except getopt.GetoptError:
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usage()
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sys.exit(2)
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for o, a in opts:
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if o in ('-c', '--cluster'):
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typeCheck = 'cluster'
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if o in ('-s', '--service'):
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typeCheck = 'service'
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serviceName = a
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if o in ('-h', '--help'):
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usage()
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sys.exit()
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clustatOutput = os.popen('/usr/sbin/clustat -fx')
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dom = xml.dom.minidom.parse(clustatOutput)
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if typeCheck == 'cluster':
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# First we query for the state of the cluster itself.
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# Should it be found tha the cluste ris not quorate we alert and exit immediately
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cluster = getClusterName(dom)
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qState = getQuorumState(dom)
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# There are some serious problems if the cluster is inquorate so we simply alert immediately!
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if qState != "1":
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print "CRITICAL: Cluster " + cluster + " is inquorate!"
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sys.exit(2)
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# Now we find the status of the local node from clustat.
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# We only care about the local state since this way we can tie the alert to the host.
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nodeStates = getLocalNodeState(dom)
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if nodeStates['state'] != "1":
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print "WARNING: Local node state is offline!"
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sys.exit(1)
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elif nodeStates['rgmanager'] != "1":
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print "CRITICAL: RGManager service not running on " + nodeStates['name'] + "!"
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sys.exit(1)
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else:
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print "OK: Cluster node " + nodeStates['name'] + " is online and cluster is quorate."
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sys.exit(0)
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elif typeCheck == 'service':
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serviceState = getServiceState(dom, serviceName)
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if serviceState['state'] != 'started':
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print "CRITICAL: Service " + serviceName + " on " + serviceState['owner'] + " is in " + serviceState['state'] + " state"
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sys.exit(2)
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else:
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print "OK: Service " + serviceName + " on " + serviceState['owner'] + " is in " + serviceState['state'] + " state"
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sys.exit(0)
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if __name__ == "__main__":
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main()
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