mirror of
https://github.com/munin-monitoring/contrib.git
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122 lines
3.1 KiB
Python
Executable file
122 lines
3.1 KiB
Python
Executable file
#!/usr/bin/env python3
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# pylint: disable=invalid-name
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# pylint: enable=invalid-name
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"""Munin plugin to monitor MongoDB status.
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=head1 NAME
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mongodb_multi - monitor MongoDB connections, documents, memory and operations
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=head1 APPLICABLE SYSTEMS
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Systems with MongoDB installed. Tested up to MongoDB version 4.4.
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=head1 CONFIGURATION
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Defaults to mongodb://localhost, but can be configured:
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[mongodb_multi]
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env.uri mongodb://user:password@host:port/dbname?parameters
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=head1 AUTHOR
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Kim B. Heino <b@bbbs.net>
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This is based heavily on non-multigraph MongoDB plugins.
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=head1 LICENSE
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GPLv2
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=cut
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"""
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import os
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import sys
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import pymongo
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URI = os.environ.get('uri', 'mongodb://localhost')
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def server_status():
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"""Get Mongo status."""
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conn = pymongo.MongoClient(URI)
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return conn.admin.command('serverStatus', workingSet=True)
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def print_data(status):
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"""Plugin values."""
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# conn
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print('multigraph mongo_conn')
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print('connections.value {}'.format(status['connections']['current']))
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# docs
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print('multigraph mongo_docs')
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for key, value in status['metrics']['document'].items():
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print('{}.value {}'.format(key, value))
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# mem
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print('multigraph mongo_mem')
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for key, value in status['mem'].items():
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if key in ('resident', 'virtual', 'mapped'):
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print('{}.value {}'.format(key, value * 1024 * 1024))
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# ops
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print('multigraph mongo_ops')
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for key, value in status['opcounters'].items():
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print('{}.value {}'.format(key, value))
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def print_config(status):
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"""Plugin config."""
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# conn
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print('multigraph mongo_conn')
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print('graph_title MongoDB connections')
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print('graph_args --base 1000 -l 0')
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print('graph_vlabel Connections')
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print('graph_category db')
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print('connections.label connections')
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# docs
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print('multigraph mongo_docs')
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print('graph_title MongoDB documents')
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print('graph_args --base 1000 -l 0')
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print('graph_vlabel Documents / ${graph_period}')
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print('graph_category db')
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for key in status['metrics']['document']:
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print('{0}.label {0}'.format(key))
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print('{}.type DERIVE'.format(key))
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print('{}.min 0'.format(key))
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# mem
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print('multigraph mongo_mem')
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print('graph_title MongoDB memory usage')
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print('graph_args --base 1024 -l 0')
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print('graph_vlabel Bytes')
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print('graph_category db')
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for key in status['mem']:
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if key in ('resident', 'virtual', 'mapped'):
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print('{0}.label {0}'.format(key))
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# ops
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print('multigraph mongo_ops')
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print('graph_title MongoDB operations')
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print('graph_args --base 1000 -l 0')
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print('graph_vlabel ops / ${graph_period}')
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print('graph_category db')
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print('graph_total total')
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for key in status['opcounters']:
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print('{0}.label {0}'.format(key))
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print('{}.type DERIVE'.format(key))
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print('{}.min 0'.format(key))
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if os.environ.get('MUNIN_CAP_DIRTYCONFIG') == '1':
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print_data(status)
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if __name__ == '__main__':
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if len(sys.argv) > 1 and sys.argv[1] == 'config':
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print_config(server_status())
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else:
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print_data(server_status())
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