[root@server srv]# ls /srv/linux/motd/
motd.sls  motd.template

[root@server srv]# cat /srv/linux/motd/motd.sls
/etc/motd:
  file.managed:
    - user: root
    - group: root
    - mode: 0644
    - source: salt://linux/motd/motd.template
    - template: jinja

[root@server srv]# cat /srv/linux/motd/motd.template
------------------------------------------------------------------------------
Welcome to {{ grains['fqdn'] }}

Server Stats at a Glance:
------------------------

OS: {{ grains['osfullname'] }}
Kernel: {{ grains['kernelrelease'] }}
Memory: {{ grains['mem_total'] }} MB

------------------------------------------------------------------------------