Alerting: Add more information to webhook notifications (#20420)

Adds the orgId, dashboardId and panelId of the Webhook alert notifier.

docs/sources/alerting/notifications.md

@@ -111,22 +111,27 @@ Example json body:
 
 ```json
 {
-  "title": "My alert",
-  "ruleId": 1,
-  "ruleName": "Load peaking!",
-  "ruleUrl": "http://url.to.grafana/db/dashboard/my_dashboard?panelId=2",
-  "state": "alerting",
-  "imageUrl": "http://s3.image.url",
-  "message": "Load is peaking. Make sure the traffic is real and spin up more webfronts",
-  "evalMatches": [
+  "dashboardId":1,
+  "evalMatches":[
     {
-      "metric": "requests",
-      "tags": {},
-      "value": 122
+      "value":1,
+      "metric":"Count",
+      "tags":{}
     }
-  ]
-}
-```
+  ],
+  "imageUrl":"https://grafana.com/assets/img/blog/mixed_styles.png",
+  "message":"Notification Message",
+  "orgId":1,
+  "panelId":2,
+  "ruleId":1,
+  "ruleName":"Panel Title alert",
+  "ruleUrl":"http://localhost:3000/d/hZ7BuVbWz/test-dashboard?fullscreen\u0026edit\u0026tab=alert\u0026panelId=2\u0026orgId=1",
+  "state":"alerting",
+  "tags":{
+    "tag name":"tag value"
+  },
+  "title":"[Alerting] Panel Title alert"
+}```
 
 - **state** - The possible values for alert state are: `ok`, `paused`, `alerting`, `pending`, `no_data`.
 

pkg/services/alerting/notifiers/webhook.go

@@ -80,6 +80,9 @@ func (wn *WebhookNotifier) Notify(evalContext *alerting.EvalContext) error {
 	bodyJSON.Set("ruleName", evalContext.Rule.Name)
 	bodyJSON.Set("state", evalContext.Rule.State)
 	bodyJSON.Set("evalMatches", evalContext.EvalMatches)
+	bodyJSON.Set("orgId", evalContext.Rule.OrgID)
+	bodyJSON.Set("dashboardId", evalContext.Rule.DashboardID)
+	bodyJSON.Set("panelId", evalContext.Rule.PanelID)
 
 	tags := make(map[string]string)