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check_jenkins_running_builds.py
executable file
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check_jenkins_running_builds.py
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#!/usr/bin/env python3
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2017-06-22 22:29:37 +0200 (Thu, 22 Jun 2017)
#
# https://github.com/HariSekhon/Nagios-Plugins
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn
# and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
"""
Nagios Plugin to check Jenkins running build count via the Rest API
Optional --warning/--critical thresholds can be applied to the running build count
The --password switch accepts either a password or an API token
Tested on Jenkins 2.60.1
"""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import logging
import os
import sys
import time
import traceback
try:
import jenkins
except ImportError:
print(traceback.format_exc(), end='')
sys.exit(4)
srcdir = os.path.abspath(os.path.dirname(__file__))
libdir = os.path.join(srcdir, 'pylib')
sys.path.append(libdir)
try:
# pylint: disable=wrong-import-position
from harisekhon.utils import log, CriticalError, jsonpp
from harisekhon import RestNagiosPlugin
except ImportError:
print(traceback.format_exc(), end='')
sys.exit(4)
__author__ = 'Hari Sekhon'
__version__ = '0.2'
class CheckJenkinsRunningBuilds(RestNagiosPlugin):
def __init__(self):
# Python 2.x
super(CheckJenkinsRunningBuilds, self).__init__()
# Python 3.x
# super().__init__()
self.name = 'Jenkins'
self.default_port = 8080
self.msg = self.name + ' running build count = '
def add_options(self):
super(CheckJenkinsRunningBuilds, self).add_options()
self.add_thresholds()
# can inherently accept AUTH token for password, see:
# see https://wiki.jenkins-ci.org/display/JENKINS/Authenticating+scripted+clients
# You can create an API token at:
# http://jenkins/me/configure
def process_options(self):
super(CheckJenkinsRunningBuilds, self).process_options()
self.validate_thresholds(optional=True)
def run(self):
server_url = '{proto}://{host}:{port}'.format(proto=self.protocol, host=self.host, port=self.port)
try:
log.debug('setting up Jenkins connection to %s', server_url)
start_time = time.time()
server = jenkins.Jenkins(server_url, username=self.user, password=self.password, timeout=self.timeout / 3)
if log.isEnabledFor(logging.DEBUG):
log.debug('getting user')
user = server.get_whoami()
log.debug('connected as user %s', jsonpp(user))
log.debug('fetching running builds')
running_builds = server.get_running_builds()
if log.isEnabledFor(logging.DEBUG):
log.debug('%s', jsonpp(running_builds))
running_build_count = len(running_builds)
log.debug('running build count: %s', running_build_count)
self.msg += '{0}'.format(running_build_count)
self.check_thresholds(running_build_count)
except jenkins.JenkinsException as _:
raise CriticalError(_)
query_time = time.time() - start_time
self.msg += ' | running_build_count={0:d}'.format(running_build_count)
self.msg += self.get_perf_thresholds()
self.msg += ' query_time={0:.4f}s'.format(query_time)
if __name__ == '__main__':
CheckJenkinsRunningBuilds().main()