1 changed file
check_docker_networks.py + | ||
Add comment 1 Plus #!/usr/bin/env python
Add comment 2 Plus # coding=utf-8
Add comment 3 Plus # vim:ts=4:sts=4:sw=4:et
Add comment 4 Plus #
Add comment 5 Plus # Author: Hari Sekhon
Add comment 6 Plus # Date: 2018-03-05 19:10:02 +0000 (Mon, 05 Mar 2018)
Add comment 7 Plus #
Add comment 8 Plus # https://github.com/harisekhon/nagios-plugins
Add comment 9 Plus #
Add comment 10 Plus # License: see accompanying Hari Sekhon LICENSE file
Add comment 11 Plus #
Add comment 12 Plus # If you're using my code you're welcome to connect with me on LinkedIn
Add comment 13 Plus # and optionally send me feedback to help steer this or other code I publish
Add comment 14 Plus #
Add comment 15 Plus # https://www.linkedin.com/in/harisekhon
Add comment 16 Plus #
Add comment 17 Plus
Add comment 18 Plus """
Add comment 19 Plus
Add comment 20 Plus Nagios Plugin to check the number of Docker networks via the Docker API
Add comment 21 Plus
Add comment 22 Plus Optional thresholds can be applied and perfdata is output for graphing the number of networks over time
Add comment 23 Plus
Add comment 24 Plus This is less efficient than the other adjacent docker plugins as it must retrieve a list
Add comment 25 Plus which is an O(n) operation as there is no counter
Add comment 26 Plus
Add comment 27 Plus Supports TLS with similar options to official 'docker' command
Add comment 28 Plus
Add comment 29 Plus Tested on Docker 18.02
Add comment 30 Plus
Add comment 31 Plus """
Add comment 32 Plus
Add comment 33 Plus from __future__ import absolute_import
Add comment 34 Plus from __future__ import division
Add comment 35 Plus from __future__ import print_function
Add comment 36 Plus from __future__ import unicode_literals
Add comment 37 Plus
Add comment 38 Plus import os
Add comment 39 Plus import sys
Add comment 40 Plus import traceback
Add comment 41 Plus srcdir = os.path.abspath(os.path.dirname(__file__))
Add comment 42 Plus libdir = os.path.join(srcdir, 'pylib')
Add comment 43 Plus sys.path.append(libdir)
Add comment 44 Plus try:
Add comment 45 Plus # pylint: disable=wrong-import-position
Add comment 46 Plus from harisekhon.utils import log
Add comment 47 Plus from harisekhon import DockerNagiosPlugin
Add comment 48 Plus except ImportError as _:
Add comment 49 Plus print(traceback.format_exc(), end='')
Add comment 50 Plus sys.exit(4)
Add comment 51 Plus
Add comment 52 Plus __author__ = 'Hari Sekhon'
Add comment 53 Plus __version__ = '0.1'
Add comment 54 Plus
Add comment 55 Plus
Add comment 56 Plus class CheckDockerNetworks(DockerNagiosPlugin):
Add comment 57 Plus
Add comment 58 Plus def __init__(self):
Add comment 59 Plus # Python 2.x
Add comment 60 Plus super(CheckDockerNetworks, self).__init__()
Add comment 61 Plus # Python 3.x
Add comment 62 Plus # super().__init__()
Add comment 63 Plus self.msg = 'Docker msg not defined yet'
Add comment 64 Plus
Add comment 65 Plus def add_options(self):
Add comment 66 Plus super(CheckDockerNetworks, self).add_options()
Add comment 67 Plus self.add_thresholds()
Add comment 68 Plus
Add comment 69 Plus def process_options(self):
Add comment 70 Plus super(CheckDockerNetworks, self).process_options()
Add comment 71 Plus self.validate_thresholds(integer=True, positive=True, optional=True)
Add comment 72 Plus
Add comment 73 Plus def check(self, client):
Add comment 74 Plus log.info('running Docker info')
Add comment 75 Plus networks = len(client.networks.list())
Add comment 76 Plus self.msg = 'Docker networks = {}'.format(networks)
Add comment 77 Plus self.check_thresholds(networks)
Add comment 78 Plus self.msg += ' | docker_networks={}{}'.format(networks, self.get_perf_thresholds())
Add comment 79 Plus
Add comment 80 Plus
Add comment 81 Plus if __name__ == '__main__':
Add comment 82 Plus CheckDockerNetworks().main()
Add comment 83 Plus