New /contrib plugin

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1112 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 106 insertions, 0 deletions

diff --git a/contrib/check_pcpmetric.py b/contrib/check_pcpmetric.py
new file mode 100644
index 0000000..71d816d
--- /dev/null
+++ b/contrib/check_pcpmetric.py
@@ -0,0 +1,106 @@
+#! /usr/bin/env python
+#
+# Nagios client for checking Performance Co-Pilot metrics
+#
+#
+
+from sys import argv,exit
+import popen2, getopt, string, types
+
+DEBUG=0
+
+nagios_pcpclient_version = 0.01
+PMVAL='/usr/bin/pmval'
+COMMANDLINE=PMVAL + " -s 1"
+METRIC='undefined'
+CRITICAL=0
+WARNING=0
+
+def usage():
+        print "Usage:", argv[0], "[options]"
+        print "Options:"
+        print "\t[-H host]\tHostname to contact"
+        print "\t[-m metric]\tPCP metric to check"
+        print "\t[-i instance]\tPCP metric instance"
+        print "\t[-w warn]\tIssue warning alert if value is larger than this"
+        print "\t[-c critical]\tIssue critical alert value is larger than this"
+        print "\t[-V]\t\tProgram version"
+        print "\t[-h]\t\tThis helptext"
+        print ""
+        print "F.ex. to check 5 minute loadaverage, warn if the load is above 2,"
+        print "and give critical warning if it's above 10:"
+        print "\n\t%", argv[0], " -i 5 -m kernel.all.load -w 2 -c 10"
+        print ""
+        print "A list of all PCP metrics can be found with the command 'pminfo'."
+        print "A list of all instances within a metric can be found with 'pminfo -f metric'."
+        print "F.ex. to see all available instances of 'filesys.full' execute:"
+        print "\n\t% pminfo -f filesys.full"
+        print "\tfilesys.full"
+        print """\t\tinst [0 or "/dev/root"] value 45.35514044640914"""
+        print """\t\tinst [1 or "/dev/sda1"] value 46.74285959344712"""
+        print """\t\tinst [2 or "/dev/sdb1"] value 0.807766570678168"""
+        print ""
+        print "And the command to have nagios monitor the /dev/sda1 filesystem would be:"
+        print "\n\t", argv[0], " -i /dev/sda1 -m filesys.full -w 70 -c 90"
+
+
+opts, args = getopt.getopt(argv[1:],'hH:c:w:m:i:V')
+for opt in opts:
+        key,value = opt
+        if key == '-H':
+                COMMANDLINE = COMMANDLINE + " -h " + value
+        elif key == '-m':
+                METRIC=value
+        elif key == '-i':
+                COMMANDLINE = COMMANDLINE + " -i " + value
+        elif key == '-c':
+                CRITICAL = value
+        elif key == '-w':
+                WARNING = value
+        elif key == '-h':
+                usage()
+                exit(0)
+        elif key == '-V':
+                print "Nagios Performance CoPilot client v%.2f" % nagios_pcpclient_version
+                print "Written by Jan-Frode Myklebust <janfrode@parallab.uib.no>"
+                exit(0)
+
+if METRIC == 'undefined': 
+        usage()
+        exit(3)
+
+COMMANDLINE = COMMANDLINE + " " + METRIC
+if DEBUG: print COMMANDLINE
+p=popen2.Popen4(COMMANDLINE)
+exitcode=p.wait()
+
+# Get the last line of output from 'pmval':
+buffer = p.fromchild.readline()
+while (buffer != ''):
+        output=buffer
+        buffer = p.fromchild.readline()
+        
+returndata = string.split(output)[0]
+
+
+# Confirm that we have gotten a float, and not
+# some errormessage in the returndata. If not, 
+# print the error, and give the UNKNOWN exit code:
+
+try:
+        retval = string.atof(returndata)
+except ValueError, e:
+        print e
+        exit(3)
+
+if (retval < WARNING):
+        EXITCODE=0
+elif (retval > CRITICAL):
+        EXITCODE=2
+elif (retval > WARNING):
+        EXITCODE=1
+else:
+        EXITCODE=3
+
+print retval
+exit(EXITCODE)