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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Plugin to monitor the amount storage to and from the specified nextcloud instance
#
# 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 NextcloudStorage:
def config(self):
config = {
'storage': [
'graph_title Nextcloud Files',
'graph_args --base 1000 -l 0',
'graph_vlabel number of files',
'graph_info graph showing the number of files',
'graph_category nextcloud',
'num_files.label number of files',
'num_files.info current number of files in the repository',
'num_files.min 0'
]
}
return config
def get_data(self, api_response):
data ={
'nextcloud_storage': [],
}
# storage
storage = api_response['ocs']['data']['nextcloud']['storage']
data['nextcloud_storage'].append('multigraph nextcloud_files')
# append for every key in storage the key and the value if the key starts with "num"
[data['nextcloud_storage'].append(str(key) + ".value " + str(storage[key]))
for key in storage if key.startswith('num_files')]
return data
def run(self):
# init request session with specific header and credentials
with requests.Session() as s:
# read credentials from env
s.auth = (os.environ.get('username'), os.environ.get('password'))
# update header for json
s.headers.update({'Accept': 'application/json'})
# request the data
r = s.get(os.environ.get('url'))
# if status code is successful continue
if r.status_code == 200:
result = self.get_data(r.json())
# for key in results print every entry in dict
[print('\n'.join(result[key])) for key in result.keys()]
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):
# check if any argument is given
if sys.argv.__len__() >= 2:
# check if first argument is config or autoconf if not fetch data
if sys.argv[1] == "config":
# for key in config().keys() print every entry in dict
[print('\n'.join(self.config()[key])) for key in self.config().keys()]
if os.environ.get('MUNIN_CAP_DIRTYCONFIG') == '1':
self.run()
elif sys.argv[1] == 'autoconf':
if None in [os.environ.get('username'), os.environ.get('password')]:
print('env variables are missing')
else:
print('yes')
else:
self.run()
if __name__ == "__main__":
NextcloudStorage().main()
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