# == Class: midonet::analytics::services
# Check out the midonet::analytics class for a full understanding of
# how to use the midonet::analytics resource
#
# Installs midonet-analytics and midonet-tools package
#
# === Parameters
#
# [*analytics_package_name*]
#   For making mn-conf command available in the Analytics Node
#   Default: midonet-analytics
#
# [*tools_package_name*]
#   For making mn-conf command available in the Analytics Node
#   Default: midonet-tools
#
# [*elk_package_name*]
#   Name of the elk package
#   Default: midonet-elk
#
# [*calliope_port*]
#  Port where calliope listens to
#
# [*midonet_version*]
#  Port where calliope listens to
#
# === Authors
#
# Midonet (http://midonet.org)
#
#
# === Copyright
#
# Copyright (c) 2016 Midokura SARL, All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

class midonet::analytics::services (
  $analytics_package_name      = 'midonet-analytics',
  $tools_package_name          = 'midonet-tools',
  $elk_package_name            = 'midonet-elk',
  $calliope_port               = '8080',
  $midonet_version             = '5.2',
  $logstash_service            = 'logstash',
  $elasticsearch_service       = 'elasticsearch',
) {
  include ::stdlib
  $real_analytics_package_name = versioncmp($midonet_version,'5.2') ? {'1' => $elk_package_name, default => $analytics_package_name}

  $logstash_command = 'service logstash restart'

  if versioncmp($midonet_version,'5.2') > 0 {

    package { $tools_package_name: ensure => present, }
    package { $real_analytics_package_name:
      ensure => present,
      notify => $analytics_notifications,
    }

    if $::osfamily == 'RedHat' {
      $analytics_notifications = Service['logstash', 'elasticsearch']
      }
      elsif $::osfamily == 'Debian' {
        $analytics_notifications = undef
        exec {'update-ca-certificates -f':
          path   => ['/usr/bin', '/usr/sbin','/sbin','/bin'],
          before => Package[$real_analytics_package_name],
        }
        exec { $logstash_command:
          path    => ['/usr/bin', '/usr/sbin','/sbin','/bin'],
          require => Package[$real_analytics_package_name],
        }
        exec { 'service elasticsearch-es-01 restart':
          path    => ['/usr/bin', '/usr/sbin','/bin','/sbin'],
          require => Package[$real_analytics_package_name],
        }
      }

  }

  else {
    package { 'midonet_tools':
      ensure => present,
      name   => $tools_package_name,
    }

    package { 'analytics':
      ensure => present,
      name   => $real_analytics_package_name,
    } ->

    exec { $logstash_command:
      path   => ['/usr/bin', '/usr/sbin','/sbin'],
      before => Service['analytics_service'],
    }

    unless $calliope_port == '8080' {
      exec { "echo calliope.service.ws_port : ${calliope_port} | mn-conf set -t default":
        path   => ['/usr/bin', '/bin'],
        before => Service['analytics_service'],
      }
    }

    service { 'analytics_service':
      ensure  => 'running',
      name    => $real_analytics_package_name,
      enable  => true,
      require => Package['analytics'],
    }

  }


}