- name: Install postfix packages action: apt pkg=postfix state=installed update_cache=yes when_boolean: ${with_smtp} - name: Install mail aliases file action: template src=aliases.j2 dest=/etc/aliases owner=root group=root mode=0644 notify: - Regenerate aliases cache when_boolean: ${with_smtp} - name: Install postfix main configuration action: template src=postfix/main.cf.j2 dest=/etc/postfix/main.cf owner=root group=root mode=0644 notify: - Restart postfix when_boolean: ${with_smtp}