/usr/sbin/check-mc-nrpe is in mcollective-plugins-nrpe 0.0.0~git20120105.9b90c2b-0ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | #!/usr/bin/env ruby
# Nagios check for the mcollective nrpe agent found at https://github.com/puppetlabs/mcollective-plugins
#
# Returns std Nagios exit codes and performance data. Lists of hosts in the given status is printed
# on subsequent lines of output, Nagios 3 will read these and display them up to 4KB
require 'mcollective'
include MCollective::RPC
nrpe = rpcclient("nrpe")
nrpe.progress = false
if ARGV.length > 0
command = ARGV.shift
else
puts("UNKNOWN: NRPE command not specified")
exit 3
end
labels = ["OK", "WARNING", "CRITICAL", "UNKNOWN"]
stats = [[], [], [], []]
statuscodes = [0]
if nrpe.discover.size == 0
puts("#{command}: UNKNOWN: did not discovery any nodes")
exit 3
end
nrpe_results = nrpe.runcommand(:command => command)
nrpe_results.each do |result|
exitcode = result[:data][:exitcode].to_i
statuscodes << exitcode
stats[exitcode] << result[:sender]
end
# Nodes that don't respond are UNKNOWNs
if nrpe.stats[:noresponsefrom].size > 0
stats[3] << nrpe.stats[:noresponsefrom]
statuscodes << 3
stats[3].flatten!
end
# If we didn't discover any then thats an unknown
statuscodes << 3 if nrpe.discover.size == 0
puts("#{command}: OK: %d WARNING: %d CRITICAL: %d UNKNOWN: %d|total=%d ok=%d warn=%d crit=%d unknown=%d checktime=%f" % [stats[0].size, stats[1].size, stats[2].size, stats[3].size, nrpe_results.size, stats[0].size, stats[1].size, stats[2].size, stats[3].size, nrpe.stats.blocktime])
[2,1,3].each do |e|
if stats[e].size > 0
puts "#{labels[e]}:"
puts " " + stats[e].join(" ")
end
end
# if there's any critical checks, exit critical
# else just take the highest. UNKNOWN is 3 while
# critical is 2, just exiting with max would hide
# the fact that there are criticals.
if statuscodes.include?(2)
exit 2
else
exit statuscodes.max
end
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