[checkmk-commits] aws_elb_summary, aws_elb_health: Checks for AWS/ELB (elastic load balancer )

Module: check_mk Branch: master Commit: ce4e768ca69a9c4fa473ffff21425277c6800a7f URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=ce4e768ca69a9c… Author: Simon Betz &lt;si(a)mathias-kettner.de&gt; Date: Thu Dec 20 10:37:41 2018 +0100 aws_elb_summary, aws_elb_health: Checks for AWS/ELB (elastic load balancer) Change-Id: Iec15456770c2a91c1f238aef8de66b9372804fbc --- checkman/aws_elb_health | 15 ++++++++++ checkman/aws_elb_summary | 12 ++++++++ checks/aws_elb_health | 72 ++++++++++++++++++++++++++++++++++++++++++++++ checks/aws_elb_summary | 74 ++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 173 insertions(+) diff --git a/checkman/aws_elb_health b/checkman/aws_elb_health new file mode 100644 index 0000000..e8dc160 --- /dev/null +++ b/checkman/aws_elb_health @@ -0,0 +1,15 @@ +title: AWS ELB Health +agents: aws +catalog: cloud/aws +license: GPL +distribution: check_mk +description: + This check monitors all AWS ELB and reports a summary of their states. + To make this check work you have to configure the related special agent + {{Amazon Web Services (AWS)}}. + + If the elastic load balancer is "in service" the check stats is OK, + if it is "out of service" the check state is WARN, otherwise UNKNOWN. + +inventory: + One service is created. diff --git a/checkman/aws_elb_summary b/checkman/aws_elb_summary new file mode 100644 index 0000000..d5a2596 --- /dev/null +++ b/checkman/aws_elb_summary @@ -0,0 +1,12 @@ +title: AWS ELB Summary +agents: aws +catalog: cloud/aws +license: GPL +distribution: check_mk +description: + This check monitors all AWS ELB and reports a summary of their states. + To make this check work you have to configure the related special agent + {{Amazon Web Services (AWS)}}. + +inventory: + One summary service is created. diff --git a/checks/aws_elb_health b/checks/aws_elb_health new file mode 100644 index 0000000..99570c2 --- /dev/null +++ b/checks/aws_elb_health @@ -0,0 +1,72 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2018 mk(a)mathias-kettner.de | +# +------------------------------------------------------------------+ +# +# This file is part of Check_MK. +# The official homepage is at http://mathias-kettner.de/check_mk. +# +# check_mk is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation in version 2. check_mk is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with- +# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more de- +# tails. You should have received a copy of the GNU General Public +# License along with GNU Make; see the file COPYING. If not, write +# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +# Boston, MA 02110-1301 USA. + +AWSELBHealthMap = { + "InService": "in service", + "OutOfService": "out of service", + "Unknown": "unknown", +} + + +def parse_aws_elb_health(info): + try: + return parse_aws(info)[-1] + except IndexError: + return {} + + +def inventory_aws_elb_health(parsed): + if parsed: + return [(None, {})] + + +def check_aws_elb_health(item, params, parsed): + state_readable = AWSELBHealthMap[parsed['State']] + if state_readable == "in service": + state = 0 + elif state_readable == "out of service": + state = 1 + else: + state = 3 + yield state, 'Status: %s' % state_readable + yield 0, 'Instance: %s' % parsed['InstanceId'] + + reason_code = parsed['ReasonCode'] + if reason_code not in [None, "", "N/A"]: + yield 0, 'Reason: %s' % reason_code + + description = parsed['Description'] + if description not in [None, "", "N/A"]: + yield 0, 'Description: %s' % description + + +check_info['aws_elb_health'] = { + 'parse_function': parse_aws_elb_health, + 'inventory_function': inventory_aws_elb_health, + 'check_function': check_aws_elb_health, + 'service_description': 'AWS/ELB Health ', + 'includes': ['aws.include'], +} diff --git a/checks/aws_elb_summary b/checks/aws_elb_summary new file mode 100644 index 0000000..49e7ed6 --- /dev/null +++ b/checks/aws_elb_summary @@ -0,0 +1,74 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2018 mk(a)mathias-kettner.de | +# +------------------------------------------------------------------+ +# +# This file is part of Check_MK. +# The official homepage is at http://mathias-kettner.de/check_mk. +# +# check_mk is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation in version 2. check_mk is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with- +# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more de- +# tails. You should have received a copy of the GNU General Public +# License along with GNU Make; see the file COPYING. If not, write +# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +# Boston, MA 02110-1301 USA. + +AWSAvailabilityZoneMap = { + "us-east-1": "Virginia", + "us-west-1": "N. California", + "us-west-2": "Oregon", + "eu-west-1": "Ireland", + "eu-central-1": "Frankfurt", + "ap-southeast-1": "Singapore", + "ap-southeast-2": "Sydney", + "ap-northeast-1": "Tokyo", + "sa-east-1": "Sao Paulo", +} + + +def inventory_aws_elb_summary(parsed): + if parsed: + return [(None, {})] + + +def check_aws_elb_summary(item, params, parsed): + yield 0, "Balancers: %s" % len(parsed) + + balancers_by_avail_zone = {} + long_output = [] + for row in parsed: + balancer_name = row['LoadBalancerName'] + avail_zones_txt = [] + for avail_zone in row['AvailabilityZones']: + avail_zone_readable = "%s (%s)" % (AWSAvailabilityZoneMap[avail_zone[:-1]], + avail_zone[-1]) + balancers_by_avail_zone.setdefault(avail_zone_readable, []).append(balancer_name) + avail_zones_txt.append(avail_zone_readable) + long_output.append("Balancer: %s, Availability zones: %s"\ + % (balancer_name, ", ".join(avail_zones_txt))) + + for avail_zone, balancers in balancers_by_avail_zone.iteritems(): + yield 0, "%s: %s" % (avail_zone, len(balancers)) + + if long_output: + yield 0, '\n%s' % '\n'.join(long_output) + + +check_info['aws_elb_summary'] = { + 'parse_function': parse_aws, + 'inventory_function': inventory_aws_elb_summary, + 'check_function': check_aws_elb_summary, + 'service_description': 'AWS/ELB Summary', + 'includes': ['aws.include'], +}