Configure graph as link.

README.md

@@ -7,8 +7,10 @@ Insert Grafana graphs into Icinga Web 2 to display performance metrics.
 ## Requirements
 
 Icinga Web 2 (>= 2.4.0)
+
 Grafana (>= 4.1)
-InfluxDB
+
+InfluxDB or any other valid data source
 
 ## Installation
 
@@ -23,54 +25,42 @@ Import the 2 json files into your Grafana server. The default dashboard must be
 There are various configuration settings to tweak how the module behaves.
 
 **Username**
-
 *(Optional)* The HTTP Basic Auth user name used to access Grafana. 
 
 **Password**
-
 *(Optional)* The HTTP Basic Auth password used to access Grafana. You need to set username too.
 
 **Host**
-
 *(Required)* The Grafana server host name (and port).
 
 **Protocol**
-
 The protocol used to access the Grafana server, default: *http*
 
 **Graph height**
-
 The graph height in pixel, default: *280*
 
 **Graph width**
-
 The graph width in pixel, default : *640*
 
 **Timerange now-**
-
-The global time range for the graphs, default: *6h*
+The global time range for the graphs, default: *6h'
 
 ## Graph configuration
 
 **Name of Service**
-
-*(Required)* The name (not display name) of the service which you want to configure a graph for.
-If you parametrized services, for example 'disk /data', you can use 'disk' as servicename, so 
-all disk checks get same graph. If you configure graphs 'disk' and one for 'disk /somedir',  
-the service 'disk /somedir' will use the graph configured in 'disk /somedir'.
+The name (not display name) of the service which you want to configure a graph for.
 
 **Dashboard name**
-
-*(Required)* The name of the Grafana dashboard to use.
+The name of the Grafana dashboard to use.
 
 **PanelId**
-
-*(Required)* The panelId of the graph. You can get if if you click on "share" at the graph title.
+The panelId of the graph. You can get if if you click on "share" at the graph title.
 
 **Timerange now-**
-
 The time range for this service graph only.
 
+**Enable link**
+Enables the perfdata image as an link to the Grafana dashboard.
 
 ## Hats off to
 

application/forms/Config/GeneralConfigForm.php

@@ -98,23 +98,18 @@ public function createElements(array $formData)
                 'description'           => $this->translate('Timerange to use for the graphs.')
             )
         );
-/**
         $this->addElement(
             'select',
-            'grafana_use_nrpe_command',
+            'grafana_enableLink',
             array(
-                'label'                 => $this->translate('Use nrpe_command'),
+                'label'                 => $this->translate('Enable link'),
 		'multiOptions' => array(
-                                'true' => $this->translate('True'),
-                                'false' => $this->translate('False'),
+                                'yes' => $this->translate('Yes'),
+                                'no' => $this->translate('No'),
                 ),
-                'description'           => $this->translate(
-                        'Use nrpe_command instead of check_command as measurements.'
-                        . 'See README on how to configure Icinga2 to use nrpe_command in InfluxdbWriter feature.'
-                )
+                'description'           => $this->translate('Image is an link to the dashboard on the Grafana server.')
             )
         );
-**/
     }
 }
 

library/Grafana/Grapher.php

@@ -24,6 +24,7 @@ class Grapher extends GrapherHook
     protected $timerange = "6h";
     protected $username = null;
     protected $width = 640;
+    protected $enableLink = true;
 
     protected function init()
     {
@@ -40,6 +41,7 @@ protected function init()
         $this->timerange = $this->config->get('timerange', $this->timerange);
 	$this->height = $this->config->get('height', $this->height);
         $this->width = $this->config->get('width', $this->width);
+	$this->enableLink = $this->config->get('enableLink', $this->enableLink);
 
         if($this->username != null){
             if($this->password != null){
@@ -128,6 +130,11 @@ public function getPreviewHtml(MonitoredObject $object)
 
 	$this->getGraphConf($serviceName);
 
+	if ($this->enableLink == "no") 
+        {
+		return $this->getPreviewImage($serviceName, $hostName);
+	}
+
 	$html = '<a href="%s://%s/dashboard/db/%s?var-hostname=%s&var-service=%s&from=now-%s&to=now';
 
         if ( $this->dashboard != "icinga2-default")