Update script to make it use OpsGenie's REST API

The script is making API calls to the deprecated OpsGenie Web API, we updated the script to make it use new OpsGenie's REST API.

pkg/services/alerting/notifiers/opsgenie.go

@@ -37,8 +37,7 @@ func init() {
 }
 
 var (
-	opsgenieCreateAlertURL string = "https://api.opsgenie.com/v1/json/alert"
-	opsgenieCloseAlertURL  string = "https://api.opsgenie.com/v1/json/alert/close"
+	opsgenieAlertURL string = "https://api.opsgenie.com/v2/alerts"
 )
 
 func NewOpsGenieNotifier(model *m.AlertNotification) (alerting.Notifier, error) {
@@ -87,7 +86,6 @@ func (this *OpsGenieNotifier) createAlert(evalContext *alerting.EvalContext) err
 	}
 
 	bodyJSON := simplejson.New()
-	bodyJSON.Set("apiKey", this.ApiKey)
 	bodyJSON.Set("message", evalContext.Rule.Name)
 	bodyJSON.Set("source", "Grafana")
 	bodyJSON.Set("alias", "alertId-"+strconv.FormatInt(evalContext.Rule.Id, 10))
@@ -103,9 +101,13 @@ func (this *OpsGenieNotifier) createAlert(evalContext *alerting.EvalContext) err
 	body, _ := bodyJSON.MarshalJSON()
 
 	cmd := &m.SendWebhookSync{
-		Url:        opsgenieCreateAlertURL,
+		Url:        opsgenieAlertURL,
 		Body:       string(body),
 		HttpMethod: "POST",
+    		HttpHeader: map[string]string{
+          		"Content-Type": "application/json",
+      		"Authorization": fmt.Sprintf("GenieKey %s", this.ApiKey),
+    		},
 	}
 
 	if err := bus.DispatchCtx(evalContext.Ctx, cmd); err != nil {
@@ -119,14 +121,17 @@ func (this *OpsGenieNotifier) closeAlert(evalContext *alerting.EvalContext) erro
 	this.log.Info("Closing OpsGenie alert", "ruleId", evalContext.Rule.Id, "notification", this.Name)
 
 	bodyJSON := simplejson.New()
-	bodyJSON.Set("apiKey", this.ApiKey)
-	bodyJSON.Set("alias", "alertId-"+strconv.FormatInt(evalContext.Rule.Id, 10))
+	bodyJSON.Set("source", "Grafana")
 	body, _ := bodyJSON.MarshalJSON()
 
 	cmd := &m.SendWebhookSync{
-		Url:        opsgenieCloseAlertURL,
+		Url:        fmt.Sprintf("%s/%s/close?identifierType=alias", opsgenieAlertURL,"alertId-"+strconv.FormatInt(evalContext.Rule.Id, 10)),
 		Body:       string(body),
 		HttpMethod: "POST",
+    		HttpHeader: map[string]string{
+          		"Content-Type": "application/json",
+          		"Authorization": fmt.Sprintf("GenieKey %s", this.ApiKey),
+    		},
 	}
 
 	if err := bus.DispatchCtx(evalContext.Ctx, cmd); err != nil {