Paul Belanger bec5312d99 Fix bug when passing url and key into grafana
Sadly, our unit tests missed this. Since we didn't actually test the
contents of the values.  We have now fixed that with some unit tests.

Change-Id: Ida72768b51cb579fedb740f54d6f764e14f9d3d0
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
2015-10-23 17:22:03 -04:00

68 lines
2.4 KiB
Python

# Copyright 2015 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import logging
import os
from grafana_dashboards.cache import Cache
from grafana_dashboards.grafana import Grafana
from grafana_dashboards.parser import YamlParser
LOG = logging.getLogger(__name__)
class Builder(object):
def __init__(self, config):
self.cache = Cache(
config.get('cache', 'cachedir'),
config.getboolean('cache', 'enabled'))
self.grafana = Grafana(
url=config.get('grafana', 'url'),
key=config.get('grafana', 'apikey'))
self.parser = YamlParser()
def delete_dashboard(self, path):
self.load_files(path)
dashboards = self.parser.data.get('dashboard', {})
for name in dashboards:
LOG.debug('Deleting grafana dashboard %s', name)
self.grafana.dashboard.delete(name)
self.cache.set(name, '')
def load_files(self, path):
files_to_process = []
if os.path.isdir(path):
files_to_process.extend([os.path.join(path, f)
for f in os.listdir(path)
if (f.endswith('.yaml')
or f.endswith('.yml'))])
else:
files_to_process.append(path)
for fn in files_to_process:
self.parser.parse(fn)
def update_dashboard(self, path):
self.load_files(path)
dashboards = self.parser.data.get('dashboard', {})
LOG.info('Number of dashboards generated: %d', len(dashboards))
for name in dashboards:
data, md5 = self.parser.get_dashboard(name)
if self.cache.has_changed(name, md5):
self.grafana.dashboard.create(name, data, overwrite=True)
self.cache.set(name, md5)
else:
LOG.debug("'%s' has not changed" % name)