{% set pg_version = salt['grains.filter_by']({
    'RedHat' : { 'id': '9.1' },
    'Arch'   : { 'id': '9.1' },
    'Debian' : { 'id': '9.3' },
}, merge=salt['grains.filter_by']({
    '14.04'  : { 'id': '9.3' },
    '14.10'  : { 'id': '9.4' },
}, grain='lsb_distrib_release', merge=salt['grains.filter_by']({
    'jessie' : { 'id': '9.4' },
    'wheezy' : { 'id': '9.1' },
}, grain='lsb_distrib_codename', merge=salt['pillar.get']('postgres:lookup')))) %}

{% set postgres = salt['grains.filter_by']({
    'RedHat': {
        'pkg'            : 'postgresql-server',
        'pkg_dev'        : 'postgresql-devel',
        'pkg_libpq_dev'  : 'postgresql-libs',
        'python'         : 'python-psycopg2',
        'service'        : 'postgresql',
        'conf_dir'       : '/var/lib/pgsql/data',
        'create_cluster' : False,
        'init_db'        : True,
        'version'        : pg_version.id,
    },
    'Arch': {
        'pkg'            : 'postgresql',
        'pkg_dev'        : 'postgresql-devel',
        'pkg_libpq_dev'  : 'postgresql-libs',
        'python'         : 'python-psycopg2',
        'service'        : 'postgresql',
        'conf_dir'       : '/var/lib/pgsql/data',
        'create_cluster' : False,
        'init_db'        : True,
        'version'        : pg_version.id,
    },
    'Debian': {
        'pkg'            : 'postgresql-' + pg_version.id,
        'pkg_dev'        : 'postgresql-server-dev-' + pg_version.id,
        'pkg_libpq_dev'  : 'libpq-dev',
        'pkg_contrib'    : 'postgresql-contrib-' + pg_version.id,
        'pkg_repo'       : 'deb http://apt.postgresql.org/pub/repos/apt/ ' + grains['lsb_distrib_codename'] + '-pgdg main',
        'pkg_repo_file'  : '/etc/apt/sources.list.d/pgdg.list',
        'python'         : 'python-pygresql',
        'service'        : 'postgresql',
        'pg_hba'         : '/etc/postgresql/' + pg_version.id + '/main/pg_hba.conf',
        'conf_dir'       : '/etc/postgresql/' + pg_version.id + '/main',
        'create_cluster' : False,
        'init_db'        : False,
        'version'        : pg_version.id,
    },
}, merge=salt['pillar.get']('postgres:lookup')) %}