Changed domain to dns records, remove lmtp from postfix config

dockerfiles/postfix/main.cf

@@ -8,7 +8,7 @@ myhostname = mail.virt.local
 # disable all compatibility levels
 compatibility_level = 9999
 
-virtual_mailbox_domains = main.virt.local
-virtual_mailbox_maps = lmdb:/etc/postfix/virtual
-virtual_alias_maps = lmdb:/etc/postfix/virtual
-virtual_transport = lmtp:dovecot.default.svc.cluster.local:24
+# virtual_mailbox_domains = mail.virt.local
+# virtual_mailbox_maps = lmdb:/etc/postfix/virtual
+# virtual_alias_maps = lmdb:/etc/postfix/virtual
+# virtual_transport = lmtp:dovecot.default.svc.cluster.local:24

dockerfiles/postfix/virtual

@@ -1 +1 @@
-@mail.virt.local
+@mail.virt.local user@mail.virt.local

kustomize/roundcube-deployment.yaml

@@ -20,9 +20,9 @@ spec:
         image: roundcube/roundcubemail:latest
         env:
           - name: ROUNDCUBEMAIL_DEFAULT_HOST
-            value: mail-dovecot
+            value: imap.virt.local
           - name: ROUNDCUBEMAIL_SMTP_SERVER
-            value: mail-postfix
+            value: smtp.virt.local
           - name: ROUNDCUBEMAIL_SMTP_PORT
             value: "25"
           - name: ROUNDCUBEMAIL_DB_TYPE