Add dovecot quota config

roles/mailserver_dovecot/tasks/main.yml

@@ -126,3 +126,11 @@
     backrefs: true
     line: '\1mail_plugins = $mail_plugins sieve'
   notify: Reload dovecot service
+
+- name: Copy 90-quota.conf
+  become: true
+  ansible.builtin.template:
+    src: conf.d/90-quota.conf.j2
+    dest: /etc/dovecot/conf.d/90-quota.conf
+    mode: "644"
+  notify: Reload dovecot service

roles/mailserver_dovecot/templates/conf.d/90-quota.conf.j2

@@ -0,0 +1,17 @@
+# {{ ansible_managed }}
+
+plugin {
+  quota = count:User quota
+  quota_vsizes = yes
+
+  quota_status_success = DUNNO
+  quota_status_nouser = DUNNO
+  quota_status_overquota = "452 4.2.2 Mailbox is full and cannot receive any more emails"
+}
+
+service quota-status {
+  executable = /usr/lib/dovecot/quota-status -p postfix
+  unix_listener /var/spool/postfix/private/quota-status {
+    user = postfix
+  }
+}