diff --git a/postservice/88_grafana b/postservice/88_grafana
new file mode 100644
index 0000000..6c01a7c
--- /dev/null
+++ b/postservice/88_grafana
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import os
+import requests
+import json
+
+from creole.client import CreoleClient
+
+creole = c = CreoleClient()
+
+grafanaHost = creole.get_creole('srvGrafanaIP','127.0.0.1')
+grafanaPort = creole.get_creole('srvGrafanaPort', '3000')
+grafanaURL  = os.path.join('http://', '%s:%s' % (grafanaHost, grafanaPort))
+grafanaUser = "admin"
+grafanaPasswd = creole.get_creole('grafana_admin_passwd')
+datasource_name = creole.get_creole('promDataSource',"prometheus")
+promHost = creole.get_creole('addresse_ip_eth0')
+promPort = '9090'
+
+session = requests.Session()
+login_post = session.post (
+    os.path.join(grafanaURL, 'login'),
+    data=json.dumps({
+        'user': grafanaUser,
+        'email': '',
+        'password': grafanaPasswd
+    }),
+    headers={'content-type': 'application/json'}
+)
+
+# Get list of datasources
+datasources_get = session.get(os.path.join(grafanaURL, 'api', 'datasources'))
+datasources = datasources_get.json()
+
+if datasources['message'] == "Unauthorized" :
+    exit(34)
+
+# Add new datasource
+datasources_put = session.put(
+    os.path.join(grafanaURL, 'api', 'datasources'),
+    data=json.dumps({
+        'access': 'direct',
+        'name': datasource_name,
+        'type': 'prometheus',
+        'url': 'http://%s:%u' % (promHost, promPort),
+        'basicAuth': 'false',
+        'withCredentials': 'false'
+    }),
+    headers={'content-type': 'application/json'}
+)