gistfile1.txt

{% set fqdn = [] %}
{%- set hostname = grains['id'] %}
{%- set ip = salt['network.interface_ip']('eth0') %}
{%- set domain = "cloud.domain.de" %}
{%- set fqdn = hostname + '.' + domain %}
{%- set realm = domain.upper()%}
{%- if grains['os_family'] == 'RedHat' %}

etc-sysconfig-network:
  cmd.run:
    - name: echo -e "NETWORKING=yes\nHOSTNAME={{ hostname }}\n" > /etc/sysconfig/network
    - unless: test -f /etc/sysconfig/network
  file.replace:
    - name: /etc/sysconfig/network
    - pattern: HOSTNAME=localhost.localdomain
    - repl: HOSTNAME={{ fqdn }}

/etc/hostname:
  file.managed:
    - contents: {{ fqdn }}
    - backup: false

hostname {{ fqdn }}:
  cmd.run

/etc/hosts:
  file.append:
    - text:
      - "{{ ip }} {{ fqdn }}"

{% endif %}