fnux-playground/openldap: set upgrade policy, fix service endpoints

apps/fnux-playground/openldap/templates/deployment.yaml

@@ -6,6 +6,10 @@ metadata:
     app: openldap
 spec:
   replicas: 1
+  strategy:
+    # Delete old pod before starting the new one - slapd doesn't react well
+    # with two instances hitting the same database.
+    type: "Recreate"
   selector:
     matchLabels:
       app: "{{ tpl .Values.identifier . }}-openldap"

apps/fnux-playground/openldap/templates/service.yaml

@@ -1,11 +1,13 @@
 apiVersion: v1
 kind: Service
 metadata:
-  name: "{{ tpl .Values.identifier . }}"
+  name: "{{ .Release.Name }}"
   labels:
     app: openldap
 spec:
   type: ClusterIP
+  selector:
+    app: "{{ tpl .Values.identifier . }}-openldap"
   ports:
     - port: 389
       name: ldap

apps/fnux-playground/openldap/values.yaml

@@ -2,6 +2,7 @@ clusterDomain: "c1.k8s.ooo"
 fqdn: "{{ .Release.Name }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }}"
 identifier: "{{ .Release.Name }}"
 
+# See https://www.openldap.org/doc/admin24/slapdconf2.html section 5.2.1.2;
 ldapLogLevel: "256"
 ldapOrganisation: "ungleich glarus ag"
 ldapDomain: "{{ tpl .Values.fqdn . }}"