Adjust root mail alias to function on both Debian and OpenBSD, updated the TODO list accordingly.

README.rst

@@ -89,7 +89,6 @@ TODO
   - collectd_agent.
   - init (via module).
   - ldap_login (with pam_mkhomedir).
-  - mail_forward (OpenBSD support?).
   - ssh_ca.
   - syslog_forwarding.
 - Test.

tasks/mail_forward.yml

@@ -14,6 +14,11 @@
 
 - name: Set root mail alias
   lineinfile:
-    dest: '/etc/aliases'
+    dest: '{{ aliases_file[ansible_os_family] }}'
     line: 'root: {{ mail_root_alias }}'
     regexp: '^root:'
+  register: root_alias
+
+- name: Update SMTPd database
+  when: ansible_os_family == 'OpenBSD' and root_alias.changed
+  command: /usr/sbin/makemap /etc/mail/aliases

vars/main.yml

@@ -53,3 +53,6 @@ ntp_pool:
 ntpd_service:
     OpenBSD: ntpd
     Debian: ntp
+aliases_file:
+    OpenBSD: /etc/mail/aliases
+    Debian: /etc/aliases