merge: fixed conflicts in discord PR

pkg/services/notifications/notifications.go

@@ -104,12 +104,13 @@ func (ns *NotificationService) Run(ctx context.Context) error {
 
 func (ns *NotificationService) SendWebhookSync(ctx context.Context, cmd *m.SendWebhookSync) error {
 	return ns.sendWebRequestSync(ctx, &Webhook{
-		Url:        cmd.Url,
-		User:       cmd.User,
-		Password:   cmd.Password,
-		Body:       cmd.Body,
-		HttpMethod: cmd.HttpMethod,
-		HttpHeader: cmd.HttpHeader,
+		Url:         cmd.Url,
+		User:        cmd.User,
+		Password:    cmd.Password,
+		Body:        cmd.Body,
+		HttpMethod:  cmd.HttpMethod,
+		HttpHeader:  cmd.HttpHeader,
+		ContentType: cmd.ContentType,
 	})
 }
 

pkg/services/notifications/webhook.go

@@ -15,12 +15,13 @@ import (
 )
 
 type Webhook struct {
-	Url        string
-	User       string
-	Password   string
-	Body       string
-	HttpMethod string
-	HttpHeader map[string]string
+	Url         string
+	User        string
+	Password    string
+	Body        string
+	HttpMethod  string
+	HttpHeader  map[string]string
+	ContentType string
 }
 
 var netTransport = &http.Transport{
@@ -48,8 +49,13 @@ func (ns *NotificationService) sendWebRequestSync(ctx context.Context, webhook *
 		return err
 	}
 
-	request.Header.Add("Content-Type", "application/json")
+	if webhook.ContentType == "" {
+		webhook.ContentType = "application/json"
+	}
+
+	request.Header.Add("Content-Type", webhook.ContentType)
 	request.Header.Add("User-Agent", "Grafana")
+
 	if webhook.User != "" && webhook.Password != "" {
 		request.Header.Add("Authorization", util.GetBasicAuthHeader(webhook.User, webhook.Password))
 	}