Spankalish

/etc/apache2/sites-enabled:
  file:
    - managed
    - source salt://LAMP/virtual-hosts.conf.jinja
    - template: jinja
    - user: root
    - group: root
    - mode: 644

Spankalish

Remove 000-default.conf:
  file.absent:
    - name: /etc/apache2/sites-enabled/000-default.conf   
    - require:
      - pkg: apache2

Spankalish

/etc/apache2/sites-enabled/000-default.conf   
  file:
    - managed
    - absent

Spankalish

master.d/reactor.conf
reactor:
  - 'salt/states/base/nginx_update':
    - srv/salt/reactor/stop.sls
  
.sls file event
disable_server_in_LB:
  event:
    - wait
    - name: salt/states/base/nginx_update

Spankalish

Master Terminal: Successful
sudo salt 'LB' cmd.run 'echo "disable server here/salt-minion1" | socat stdio /var/lib/haproxy/stats'


Master .sls file: Fail
disable server in haproxy:
  - name: |
  - tgt: 'LB'
      echo "disable server here/salt-minion1" | socat stdio /var/lib/haproxy/stats
    

Spankalish

reactor.conf, in master.d---
reactor:
  - salt/states/base/nginx:
    - /srv/salt/reactor/stop.sls

event on web server---
disable_server_in_LB:
  event:
    - wait
    - name: salt/states/base/nginx

Spankalish

disable_server_in_LB:
  event:
    - wait
    - name: salt/states/base/nginx
    - data:
      id: {{ salt['grains.get']('host') }}
    - watch:
      - service: nginx

Spankalish

disable server in haproxy:
  cmd.run:
    - name: |
      minion=$(hostname)
      echo "disable server here/$minion" | sudo socat stdio /var/lib/haproxy/stats
      

Spankalish

frontend www
    bind 10.0.2.15:80
    default_backend nginx_pool

backend nginx_pool
    balance roundrobin
    mode tcp
    server web1 10.0.15.21 check port 80
    server web2 10.0.15.22 check port 80
    server web3 10.0.15.23 check port 80

Spankalish

backend nginx_pool
    balance roundrobin
    mode tcp
    {% for server, addr in salt['mine.get']('G@role:webserver and G@env:' ~ env, 'internal_ip', expr_form='compound').items() -%}
    server {{ server }} {{ addr }}:80 check
    {% endfor -%}