classes:
- service.elasticsearch.server.cluster
- service.java.environment
- service.glusterfs.server
- service.glusterfs.client
parameters:
  _param:
    java_environment_version: "8"
    java_environment_platform: openjdk
  linux:
    system:
      sysctl:
        vm.max_map_count: 262144
        vm.swappiness: 0
      repo:
        tcpcloud_elasticsearch:
          source: "deb [arch=amd64] http://apt.tcpcloud.eu/nightly/ xenial elastic"
          architectures: amd64
          key_url: "http://apt.tcpcloud.eu/public.gpg"
  java:
    environment:
      headless: true
  elasticsearch:
    server:
      enabled: true
      master: true
      data: true
      mlockall: true
      bind:
        address: ${_param:single_address}
        port: 9200
      index:
        replicas: 2
      threadpool:
        bulk:
         queue_size: 1000
      gateway:
        expected_nodes: 3
        recover_after_nodes: 2
        recover_after_time: 5m
      cluster:
        multicast: false
        minimum_master_nodes: 2
        members:
        - host: ${_param:cluster_node01_address}
        - host: ${_param:cluster_node02_address}
        - host: ${_param:cluster_node03_address}
      snapshot:
        repo:
          path: /var/lib/elasticsearch/repo
  glusterfs:
    server:
      peers:
        - ${_param:cluster_node01_address}
        - ${_param:cluster_node02_address}
        - ${_param:cluster_node03_address}
      volumes:
        elasticrepo:
          storage: /srv/glusterfs/elasticrepo
          replica: 3
          bricks:
            - ${_param:cluster_node01_address}:/srv/glusterfs/elasticrepo
            - ${_param:cluster_node02_address}:/srv/glusterfs/elasticrepo
            - ${_param:cluster_node03_address}:/srv/glusterfs/elasticrepo
          options:
            cluster.readdir-optimize: On
            cluster.lookup-optimize: On
            nfs.disable: On
            network.remote-dio: On
            diagnostics.client-log-level: WARNING
            diagnostics.brick-log-level: WARNING
    client:
      volumes:
        elasticrepo:
          path: /var/lib/elasticsearch/repo
          server: ${_param:cluster_node01_address}
          user: elasticsearch
          group: elasticsearch