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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Plugin to monitor the number of available nextcloud app updates
#
# Parameters understood:
# config (required)
# autoconf (optional - used by munin-config)
# Magic markers - optional - used by installation scripts and
# munin-config:
#
# #%# family=manual
# #%# capabilities=autoconf
import requests
import sys
import os
class NextcloudApps:
def config(self):
config = {
'apps': [
'graph_title Nextcloud available App updates',
'graph_args --base 1024 -l 0',
'graph_vlabel updates available',
'graph_info graph showing the number of available app updates',
'graph_category nextcloud',
'num_updates_available.label available app updates',
'num_updates_available.info number of available app updates'
]
}
return config
def get_data(self, api_response):
data ={
'nextcloud_available_updates': []
}
# precaution for Nextcloud versions prior to version 14
try:
num_updates_available = api_response['ocs']['data']['nextcloud']['system']['apps']['num_updates_available']
data['nextcloud_available_updates'].append('num_updates_available.value %s' % num_updates_available)
except KeyError:
return False
return data
def run(self):
# read the configuration from munin environment
URL = os.environ['url']
auth = (os.environ['username'], os.environ['password'])
# init requests session with specific header and credentials
with requests.Session() as s:
s.auth = auth
s.headers.update({'Accept': 'application/json'})
s.stream = False
# request data from api
r = s.get(URL)
# if status code is successful close connection and continue
if r.status_code == 200:
s.close()
api_response = r.json()
result = self.get_data(api_response)
for key in result.keys():
print('\n'.join(result[key]))
elif r.status_code == 996:
print('server error')
elif r.status_code == 997:
print('not authorized')
elif r.status_code == 998:
print('not found')
else:
print('unknown error')
def main(self):
if (sys.argv.__len__() == 2) and (sys.argv[1] == "config"):
for key in self.config().keys():
print('\n'.join(self.config()[key]))
try:
if os.environ['MUNIN_CAP_DIRTYCONFIG'] == '1':
self.run()
except KeyError:
pass
elif (sys.argv.__len__() == 2) and (sys.argv[1] == 'autoconf'):
# check host if env variables are set
try:
if None not in {os.environ['url'], os.environ['username'], os.environ['password']}:
print('yes')
except KeyError:
print('no env configuration options are missing')
else:
self.run()
if __name__ == "__main__":
NextcloudApps().main()
quit(0)
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