redis.sls

# These are the interfaces and the ip index of that interface we are binding to.
{% set bind_interfaces = { 'lo': 0, 'eth1': 0 }        %}
{% set master_interface = [ 'eth1', 0 ]                 %}
{% set name = grains.get('host', None) %}
{% set product, function, cluster, dc, env, num = name.split('-') %}
{% set nodes = {} %}
{% set minions = salt['saltutil.runner']('mine.get', tgt=product~'-redis-'~cluster~'-'~dc~'-'~env~'-*', fun="network.interfaces")   %}
{# set minions = salt['mine.get'](product~'-redis-'~cluster~'-'~dc~'-'~env~'-*', 'network.interfaces', expr_form='glob') #}
{% for id, val in minions.items() %}
{%  do nodes.update({ id: val })                                                  %}
{% endfor                                                                         %}
{% set master         = nodes | dictsort | first                                  %}
{% set quorum         = nodes | length - 1                                        %}
{% set master_name, master_net = master                                           %}
{% set master_ip               = master_net[master_interface[0]]['inet'][master_interface[1]]['address'] %}
{% set is_master               = (master_name == grains.id)                                              %}
redis:
  cluster:
{%  for nid, val in nodes.items()                               %}
{%    set prod, fun, clus, dc, env, node = nid.split('-')         %}
    {{ nid }}:
      cluster_id: {{prod}}-{{fun}}-{{clus}}-{{dc}}-{{env}}
      bind_ips:
{%    for port, index in bind_interfaces.items()              %}
        - {{ val[port]['inet'][index]['address'] }}
{%    endfor                                                  %}
{%  endfor                                                     %}
    master: {{ master_name }}
    master_ip: {{ master_ip }}
    is_master: {{ is_master }}
    quorum: {{ quorum }}
  use_ppa: True