init.sls

#### salt-repo/init.sls
saltstack:
  pkgrepo.managed:
    - name:      saltstack
    - humanname: SaltStack repo for RHEL/CentOS $releasever
    - baseurl:   https://repo.saltstack.com/yum/rhel$releasever
    - enabled:   1
    - gpgcheck:  1
    - gpgkey:    file:///etc/pki/rpm-gpg/SALTSTACK-GPG-KEY.pub

    - require:
      - file: /etc/pki/rpm-gpg/SALTSTACK-GPG-KEY.pub

/etc/pki/rpm-gpg/SALTSTACK-GPG-KEY.pub:
  file.managed:
    - source: salt://salt-repo/SALTSTACK-GPG-KEY.pub
    - user:   root
    - group:  root
    - mode:   644


#### salt-minion/init.sls
include:
  - salt-repo

salt-minion:
  pkg.installed: []
  service.running:
    - require:
      - pkgrepo: saltstack
    - watch:
      - file: /etc/salt/minion

/etc/salt/minion:
  file.managed:
    - user:    root
    - group:   root
    - mode:    644
    - source:  salt://salt-minion/minion
    - require:
      - pkg: salt-minion