checks/aws_elb_summary

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2018             mk@mathias-kettner.de |
  11 # +------------------------------------------------------------------+
  12 #
  13 # This file is part of Check_MK.
  14 # The official homepage is at http://mathias-kettner.de/check_mk.
  15 #
  16 # check_mk is free software;  you can redistribute it and/or modify it
  17 # under the  terms of the  GNU General Public License  as published by
  18 # the Free Software Foundation in version 2.  check_mk is  distributed
  19 # in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
  20 # out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
  21 # PARTICULAR PURPOSE. See the  GNU General Public License for more de-
  22 # tails. You should have  received  a copy of the  GNU  General Public
  23 # License along with GNU Make; see the file  COPYING.  If  not,  write
  24 # to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
  25 # Boston, MA 02110-1301 USA.
  26
  27 AWSAvailabilityZoneMap = {
  28     "us-east-1": "Virginia",
  29     "us-west-1": "N. California",
  30     "us-west-2": "Oregon",
  31     "eu-west-1": "Ireland",
  32     "eu-central-1": "Frankfurt",
  33     "ap-southeast-1": "Singapore",
  34     "ap-southeast-2": "Sydney",
  35     "ap-northeast-1": "Tokyo",
  36     "sa-east-1": "Sao Paulo",
  37 }
  38
  39
  40 def inventory_aws_elb_summary(parsed):
  41     if parsed:
  42         return [(None, {})]
  43
  44
  45 def check_aws_elb_summary(item, params, parsed):
  46     yield 0, "Balancers: %s" % len(parsed)
  47
  48     balancers_by_avail_zone = {}
  49     long_output = []
  50     for row in parsed:
  51         balancer_name = row['LoadBalancerName']
  52         avail_zones_txt = []
  53         for avail_zone in row['AvailabilityZones']:
  54             avail_zone_readable = "%s (%s)" % (AWSAvailabilityZoneMap[avail_zone[:-1]],
  55                                                avail_zone[-1])
  56             balancers_by_avail_zone.setdefault(avail_zone_readable, []).append(balancer_name)
  57             avail_zones_txt.append(avail_zone_readable)
  58         long_output.append("Balancer: %s, Availability zones: %s"\
  59                            % (balancer_name, ", ".join(avail_zones_txt)))
  60
  61     for avail_zone, balancers in balancers_by_avail_zone.iteritems():
  62         yield 0, "%s: %s" % (avail_zone, len(balancers))
  63
  64     if long_output:
  65         yield 0, '\n%s' % '\n'.join(long_output)
  66
  67
  68 check_info['aws_elb_summary'] = {
  69     'parse_function': parse_aws,
  70     'inventory_function': inventory_aws_elb_summary,
  71     'check_function': check_aws_elb_summary,
  72     'service_description': 'AWS/ELB Summary',
  73     'includes': ['aws.include'],
  74 }