Add current state

k8s/README.md

@@ -27,7 +27,7 @@ kubectl patch deployment $DEPLOYMENT -n $NAMESPACE -p "{\"spec\": {\"template\":
 ## namespaces
 
 ```sh
-namespaces="flux cert-manager nginx-ingress infrapuzzle kuard auth nextcloud datalab web development tt-rss backup monitoring nextcloud"
+namespaces="flux cert-manager nginx-ingress infrapuzzle kuard auth nextcloud datalab web development tt-rss backup monitoring nextcloud mailu"
 for i in $( echo $NAMESPACES ) ; do
   k create ns $i
 done
@@ -40,6 +40,7 @@ helm repo add stable https://kubernetes-charts.storage.googleapis.com
 helm repo add jetstack https://charts.jetstack.io
 helm repo add bitnami https://charts.bitnami.com/bitnami
 helm repo add k8s-land https://charts.k8s.land
+helm repo add mailu https://mailu.github.io/helm-charts/
 helm repo update
 ```
 
@@ -194,7 +195,23 @@ helm upgrade --install nextcloud-phpmyadmin bitnami/phpmyadmin -n nextcloud -f n
 
 ### backup & restore
 
+## mailu
 
+Using the [mailu helm chart](https://github.com/Mailu/helm-charts/tree/master/mailu).
+
+```sh
+helm repo add mailu https://mailu.github.io/helm-charts/
+helm repo update
+helm upgrade --install mailu mailu/mailu -n mailu -f mailu/mailu.secret.yml
+```
+
+### troubleshooting
+
+Test imap from console:
+
+```sh
+openssl s_client -crlf -connect moritzgraf.de:993
+```
 
 ## minio