Got the project started with some basic defaults and a package install

sssd/defaults.yaml

@@ -0,0 +1,12 @@
+sssd:
+  # package options
+  package_name: sssd
+  package_status: installed
+
+  # configuration file options
+  config_path: /etc/sssd/sssd.conf
+
+  # service options
+  service_name: sssd
+  service_status: running
+

sssd/init.sls

@@ -0,0 +1,6 @@
+{% from "sssd/map.jinja" import sssd_settings as sssd with context %}
+
+sssd_package:
+  pkg.{{ sssd.package_status }}:
+    - name: {{ sssd.package_name }}
+

sssd/map.jinja

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+# vim: ft=jinja
+
+{## Start with  defaults from defaults.sls ##}
+{% import_yaml 'sssd/defaults.yaml' as default_settings %}
+
+{##
+Setup variable using grains['os_family'] based logic, only add key:values here
+that differ from whats in defaults.yaml
+##}
+{% set flavor_map = salt['grains.filter_by'](
+  {
+    'Debian': {
+      'package_extra': ['libpam-runtime', 'libpam-sss', 'libnss-sss'],
+    },
+    'FreeBSD': {
+      'package_extra': False,
+    },
+    'RedHat': {
+      'package_extra': ['authconfig'],
+    }
+  },
+  grain='os_family',
+  merge=salt['pillar.get']('sssd:lookup')
+) %}
+
+{## Merge the flavor_map over the default settings ##}
+{% do default_settings.sssd.update(flavor_map) %}
+
+{## Merge in changes from the sssd:lookup pillar ##}
+{% set sssd_settings = salt['pillar.get'](
+  'sssd',
+  default=default_settings.sssd,
+  merge=True
+) %}