Fix service host

Signed-off-by: Julien Pivotto <roidelapluie@o11y.eu>

webhook/hook.go

@@ -101,25 +101,28 @@ func Webhook(w http.ResponseWriter, r *http.Request, c config.Configuration) {
 
 	if name, ok := data.CommonLabels["instance"]; ok {
 		l.V(2).Infof("Creating host %v", name)
-		host, err = icinga.GetHost(serviceHost)
+		host, err = icinga.GetHost(name)
 		if err != nil {
 			err := icinga.CreateHost(icinga2.Host{
 				Name:        name,
 				DisplayName: name,
 				Notes:       "Created by signalio",
+				Address:     name,
 			})
 			if err != nil {
 				l.Errorf("Could not create service host %v: %v\n", host, err)
 				asJSON(w, http.StatusInternalServerError, err.Error())
 				return
 			}
-			host, err = icinga.GetHost(serviceHost)
+			host, err = icinga.GetHost(name)
 			if err != nil {
 				l.Errorf("Did not find service host %v: %v\n", host, err)
 				asJSON(w, http.StatusInternalServerError, err.Error())
 				return
 			}
 		}
+		serviceHost = name
+		l.V(2).Infof("Using host %v=%v", name, host)
 	} else {
 		l.V(2).Infof("No instance label")
 	}