update plugins

* add new config support to the Prometheus plugin
* pep8 improvements

influx.py

@@ -79,7 +79,7 @@ if __name__ == '__main__':
     # load config
     config = Config()
 
-    # credentials and parameter
+    # credentials and parameters
     url = config.get('url', default='http://localhost:5280/api')
     login = config.get('login', default=None)
     api = config.get('api', default='rest')

prometheus.py

@@ -1,14 +1,16 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
-from ejabberdrpc import EjabberdMetrics
-
-import time
-import threading
 import socket
+import threading
+import time
 from http.server import BaseHTTPRequestHandler, HTTPServer
 from socketserver import ThreadingMixIn
 
+from config import Config
+from ejabberdrpc import EjabberdMetrics
+
+
 class _ThreadingSimpleServer(ThreadingMixIn, HTTPServer):
     """Thread per request HTTP server."""
     # Make worker threads "fire and forget". Beginning with Python 3.7 this
@@ -65,10 +67,8 @@ class Prometheus():
                     for k, v in data.items():
                         output += self._parse_metric("ejabberd_online_client_ipversion", v, {"vhost": host, "node": node, "ipversion": str(k), "client": client})
 
-
         return output
 
-
     def listen(self, port, addr='::'):
         """Starts an HTTP server for prometheus metrics as a daemon thread"""
         class myHandler(BaseHTTPRequestHandler):
@@ -79,28 +79,24 @@ class Prometheus():
                 result = self._get_metrics()
                 r.wfile.write(result.encode('utf-8'))
 
-        
         httpd = _ThreadingSimpleServer((addr, port), myHandler)
         t = threading.Thread(target=httpd.serve_forever)
         t.daemon = True
         t.start()
 
+
 if __name__ == "__main__":
-    import os
-    import json
-
     # load config
-    path = os.path.dirname(__file__)
-    with open("/".join([path, "config.json"]), "r", encoding="utf-8") as f:
-        config = json.load(f)
+    config = Config()
 
+    # credentials and parameters
+    url = config.get('url', default='http://[::1]:5280/api')
+    login = config.get('login', default=None)
+    api = config.get('api', default='rest')
 
-    url = config['url'] if "url" in config else "http://[::1]:5280/api"
-    login = config['login'] if "login" in config else None
-    api = config['api'] if "api" in config else "rest"
-
-    prom_port = config['prometheus_port'] if "prometheus_port" in config else 8080
-    prom_refresh = config['prometheus_refresh'] if "prometheus_refresh" in config else 10
+    # config prometheus
+    prom_port = config.get('prometheus_port', default=8080)
+    prom_refresh = config.get('prometheus_refresh', default=10)
 
     metrics = EjabberdMetrics(url, login, api)
     prom = Prometheus(metrics)