mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
6aa977b250
rackspace -> cloud (rackspace) openvpn -> network (openvpn) rethinkdb -> db (rethinkdb) glance -> cloud (glance)
104 lines
2.7 KiB
Python
Executable File
104 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Plugin to monitor used size of a tenant in glance
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#
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# To monitor the used size of a tenant in glance do:
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# E.g.
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# ln -s /usr/share/munin/plugins/glance_size_ /etc/munin/plugins/glance_size_<tenant_uuid>
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#
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# Needs following minimal configuration in plugin-conf.d/glance:
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# [glance_*]
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# user glance
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#
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# Magic markers
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#%# capabilities=autoconf
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#%# family=auto
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import sys
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import os
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try:
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from sqlalchemy.orm import exc, joinedload
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from glance.common.cfg import CommonConfigOpts
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from glance.registry.db import models
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from glance.registry.db.api import get_session, configure_db
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except ImportError:
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successful_import = False
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else:
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successful_import = True
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def load_conf():
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CONF = CommonConfigOpts(project="glance", prog="glance-registry")
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CONF()
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# Hide missing logger warning message
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sys.stderr = open(os.devnull, 'w')
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configure_db(CONF)
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sys.stderr = sys.__stderr__
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possible_status = [ 'queued', 'saving', 'active', 'killed', 'deleted', 'pending_delete' ]
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def print_config():
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print 'graph_title Glance images status'
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print 'graph_vlabel images'
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print 'graph_args --lower-limit 0'
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print 'graph_category cloud'
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print 'graph_scale no'
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print 'graph_info This graph show number of images by status'
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for status in possible_status:
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print '%s.label %s' % (status, status)
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print '%s.draw LINE2' % status
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print '%s.info %s image(s)' % (status, status)
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def request(**kwargs):
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session = get_session()
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try:
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query = session.query(models.Image).\
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options(joinedload(models.Image.properties)).\
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options(joinedload(models.Image.members))
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if kwargs:
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query = query.filter_by(**kwargs)
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images = query.all()
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except exc.NoResultFound:
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return []
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return images
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def print_values():
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images = request()
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n_image_by_status = {}
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for image in images:
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n_image_by_status[image["status"]] = n_image_by_status.get(image["status"], 0) + 1
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for status in possible_status:
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print '%s.value %s' % (status, n_image_by_status.get(status, 0))
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if __name__ == '__main__':
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argv = sys.argv[:]
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if len(argv) > 1:
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if argv[1] == 'config':
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print_config()
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elif argv[1] == 'autoconf':
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if not successful_import:
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print 'no (failed import glance and/or sqlachemy module)'
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sys.exit(0)
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try:
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load_conf()
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get_session()
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except:
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print 'no (failed to connect glance backend, check user)'
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sys.exit(0)
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print 'yes'
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elif successful_import:
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load_conf()
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print_values()
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