confdroid_haproxy/manifests/server/proxy.pp

## cd_haproxy::server::proxy.pp
# Module name: cd_haproxy
# Author: Arne Teuke (arne_teuke@ConfDroid.com)
# # License:
#    This file is part of cd_haproxy.
#
#    cd_haproxy is used for providing automatic configuration of HAProxy
#    Copyright (C) 2016  ConfDroid (copyright@ConfDroid.com)
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
# @summary  Define manages the proxies for cd_haproxy.
# @param  [string] haproxy_fqdn the fqdn of the haproxy server in question.
# @param [string] frontend_name the name for the frontend section rule.
# @param  [string] frontend_order the order where the concat should appear
#   in the file.
# @param  [string] frontend_mode mode for the loadbalancer instance: http or tcp
# @param  [string] fe_use_backend which backend to use. if left empty, the
#   default backend will be used.
# @param  [string]  fe_bind_mode which bind mode to use, i.e. to which interface
#   and poort to bind.
# @param  [string] acl_rule an ACL rule to be inserted if required. Empty values
#   will not be populated.
# @param  [string]  acl_order the order where the acl rule should be inserted,
#   so it will be within the correct lb instance configuration.
# @param  [string] backend_name the backend name  to be used for the rule.
# @param  [string]  backend_order the order for the backend name, so it will be
#   within the correct lb instance configuration.
# @param  [string]  fe_maxconn the maximum connections for the lb instance.
# @param [string] be_server_name set the name for the backend server
###############################################################################
define cd_haproxy::server::proxy (

  $haproxy_fqdn     = undef,
  $frontend_name    = undef,
  $frontend_mode    = undef,
  $fe_use_backend   = '',
  $fe_bind_mode     = undef,
  $frontend_order   = '010',
  $acl_rule_front   = '',
  $acl_rule_back    = '',
  $backend_name     = undef,
  $backend_order    = '030',
  $fe_maxconn       = '',
  $be_server_name   = undef,
  $be_balance       = '',
  $be_mode          = '',

) {

  $hy_main_config   = '/etc/haproxy/haproxy.cfg'
  $hy_frontendrule  = 'cd_haproxy/haproxy_frontend_rule.erb'
  $hy_backendrule   = 'cd_haproxy/haproxy_backend_rule.erb'
  $hy_acl_rule      = 'cd_haproxy/haproxy_acl_rule.erb'


 # Ensure acl_rule_front and acl_rule_back are arrays
  $acl_rule_front_array = Array($acl_rule_front)
  $acl_rule_back_array  = Array($acl_rule_back)

 # Ensure fe_use_backend are arrays
  $fe_use_backend_array  = Array($fe_use_backend)

  # create frontend section
  concat::fragment { "frontend_${name}":
    target  =>  $hy_main_config,
    content =>  template($hy_frontendrule),
    order   =>  $frontend_order,
  }

  # create backend section
  concat::fragment { "backend_${name}":
    target  =>  $hy_main_config,
    content =>  template($hy_backendrule),
    order   =>  $backend_order,
  }
}