From 6c89839b7fc344608e61c8916ac9d9925fa98d14 Mon Sep 17 00:00:00 2001 From: makefu Date: Fri, 5 Oct 2012 06:46:27 +0200 Subject: Monitoring/\* --> nagios/ --- Monitoring/nagios/plugins/link_vmware_host_vm.py | 184 +++++++++++++++++++++++ 1 file changed, 184 insertions(+) create mode 100755 Monitoring/nagios/plugins/link_vmware_host_vm.py (limited to 'Monitoring/nagios/plugins/link_vmware_host_vm.py') diff --git a/Monitoring/nagios/plugins/link_vmware_host_vm.py b/Monitoring/nagios/plugins/link_vmware_host_vm.py new file mode 100755 index 00000000..b64cefa8 --- /dev/null +++ b/Monitoring/nagios/plugins/link_vmware_host_vm.py @@ -0,0 +1,184 @@ +#!/usr/bin/env python +#Copyright (C) 2009-2010 : +# Gabes Jean, naparuba@gmail.com +# Gerhard Lausser, Gerhard.Lausser@consol.de +# Gregory Starck, g.starck@gmail.com +# Hartmut Goebel +# +#This file is part of Shinken. +# +#Shinken is free software: you can redistribute it and/or modify +#it under the terms of the GNU Affero General Public License as published by +#the Free Software Foundation, either version 3 of the License, or +#(at your option) any later version. +# +#Shinken is distributed in the hope that it will be useful, +#but WITHOUT ANY WARRANTY; without even the implied warranty of +#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +#GNU Affero General Public License for more details. +# +#You should have received a copy of the GNU Affero General Public License +#along with Shinken. If not, see . + +import os +import sys +import shlex +import shutil +import optparse +from subprocess import Popen, PIPE + +# Try to load json (2.5 and higer) or simplejson if failed (python2.4) +try: + import json +except ImportError: + # For old Python version, load + # simple json (it can be hard json?! It's 2 functions guy!) + try: + import simplejson as json + except ImportError: + sys.exit("Error : you need the json or simplejson module for this script") + +VERSION = '0.1' + + +# Split and clean the rules from a string to a list +def _split_rules(rules): + return [r.strip() for r in rules.split('|')] + +# Apply all rules on the objects names +def _apply_rules(name, rules): + if 'nofqdn' in rules: + name = name.split('.', 1)[0] + if 'lower' in rules: + name = name.lower() + return name + +# Get all vmware hosts from a VCenter and return the list +def get_vmware_hosts(check_esx_path, vcenter, user, password): + list_host_cmd = [check_esx_path, '-D', vcenter, '-u', user, '-p', password, + '-l', 'runtime', '-s', 'listhost'] + + output = Popen(list_host_cmd, stdout=PIPE).communicate() + + parts = output[0].split(':') + hsts_raw = parts[1].split('|')[0] + hsts_raw_lst = hsts_raw.split(',') + + hosts = [] + for hst_raw in hsts_raw_lst: + hst_raw = hst_raw.strip() + # look as server4.mydomain(UP) + elts = hst_raw.split('(') + hst = elts[0] + hosts.append(hst) + + return hosts + + +# For a specific host, ask all VM on it to the VCenter +def get_vm_of_host(check_esx_path, vcenter, host, user, password): + print "Listing host", host + list_vm_cmd = [check_esx_path, '-D', vcenter, '-H', host, + '-u', user, '-p', password, + '-l', 'runtime', '-s', 'list'] + output = Popen(list_vm_cmd, stdout=PIPE).communicate() + parts = output[0].split(':') + # Maybe we got a 'CRITICAL - There are no VMs.' message, + # if so, we bypass this host + if len(parts) < 2: + return None + + vms_raw = parts[1].split('|')[0] + vms_raw_lst = vms_raw.split(',') + + lst = [] + for vm_raw in vms_raw_lst: + vm_raw = vm_raw.strip() + # look as MYVM(UP) + elts = vm_raw.split('(') + vm = elts[0] + lst.append(vm) + return lst + + +# Create all tuples of the links for the hosts +def create_all_links(res, rules): + r = [] + for host in res: + for vm in res[host]: + # First we apply rules on the names + host_name = _apply_rules(host, rules) + vm_name = _apply_rules(vm, rules) + v = (('host', host_name),('host', vm_name)) + r.append(v) + return r + + +def write_output(r, path): + try: + f = open(path+'.tmp', 'wb') + buf = json.dumps(r) + f.write(buf) + f.close() + shutil.move(path+'.tmp', path) + print "File %s wrote" % path + except IOError, exp: + sys.exit("Error writing the file %s : %s" % (path, exp)) + + +def main(check_esx_path, vcenter, user, password, output, rules): + rules = _split_rules(rules) + res = {} + hosts = get_vmware_hosts(check_esx_path, vcenter, user, password) + + for host in hosts: + lst = get_vm_of_host(check_esx_path, vcenter, host, user, password) + if lst: + res[host] = lst + + r = create_all_links(res, rules) + print "Created %d links" % len(r) + + write_output(r, output) + print "Finished!" + + +# Here we go! +if __name__ == "__main__": + # Manage the options + parser = optparse.OptionParser( + version="Shinken VMware links dumping script version %s" % VERSION) + parser.add_option("-o", "--output", + help="Path of the generated mapping file.") + parser.add_option("-x", "--esx3-path", dest='check_esx_path', + default='/usr/local/nagios/libexec/check_esx3.pl', + help="Full path of the check_esx3.pl script (default: %default)") + parser.add_option("-V", "--vcenter", '--Vcenter', + help="tThe IP/DNS address of your Vcenter host.") + parser.add_option("-u", "--user", + help="User name to connect to this Vcenter") + parser.add_option("-p", "--password", + help="The password of this user") + parser.add_option('-r', '--rules', default='', + help="Rules of name transformation. Valid names are: " + "`lower`: to lower names, " + "`nofqdn`: keep only the first name (server.mydomain.com -> server)." + "You can use several rules like `lower|nofqdn`") + + opts, args = parser.parse_args() + if args: + parser.error("does not take any positional arguments") + + if opts.vcenter is None: + parser.error("missing -V or --Vcenter option for the vcenter IP/DNS address") + if opts.user is None: + parser.error("missing -u or --user option for the vcenter username") + if opts.password is None: + error = True + parser.error("missing -p or --password option for the vcenter password") + if not os.path.exists(opts.check_esx_path): + parser.error("the path %s for the check_esx3.pl script is wrong, missing file" % opts.check_esx_path) + if opts.output is None: + parser.error("missing -o or --output option for the output mapping file") + + main(**opts.__dict__) -- cgit v1.2.3