added check_grafana_version.py

check_grafana_version.py

@@ -0,0 +1,77 @@
+#!/usr/bin/env python
+#  coding=utf-8
+#  vim:ts=4:sts=4:sw=4:et
+#
+#  Author: Hari Sekhon
+#  Date: 2018-12-05 19:23:11 +0000 (Wed, 05 Dec 2018)
+#
+#  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 the version of a Grafana instance via its API
+
+Useful for checking your Grafana instances deployed behind a load balancer are up to date
+
+Authentication is optional, depending on your Grafana installation
+
+"""
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+from __future__ import unicode_literals
+
+import os
+import sys
+import traceback
+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 import RestVersionNagiosPlugin
+except ImportError as _:
+    print(traceback.format_exc(), end='')
+    sys.exit(4)
+
+__author__ = 'Hari Sekhon'
+__version__ = '0.1'
+
+
+class CheckGrafanaVersion(RestVersionNagiosPlugin):
+
+    def __init__(self):
+        # Python 2.x
+        super(CheckGrafanaVersion, self).__init__()
+        # Python 3.x
+        # super().__init__()
+        self.name = 'Grafana'
+        self.default_port = 3000
+        self.path = '/api/health'
+        self.auth = 'optional'
+        self.json = True
+        self.msg = 'Grafana msg not defined yet'
+
+    def add_options(self):
+        super(CheckGrafanaVersion, self).add_options()
+
+    def process_options(self):
+        super(CheckGrafanaVersion, self).process_options()
+
+    # must conform to parent class API so cannot be static method
+    # pylint: disable=no-self-use
+    def parse_json(self, json_data):
+        return json_data['version']
+
+
+if __name__ == '__main__':
+    CheckGrafanaVersion().main()