salt state for elasticsearch on squeeze

elasticsearch.yml

# vim: ft=yaml
cluster.name: {{ ES_CLUSTER_NAME }}
node.name: {{ grains['id'] }}
network.host: {{ salt['cmd.run']('awk \'/192.168/ {print $2}\' /etc/network/interfaces') }}
discovery.zen.ping.multicast.enabled: false
discovery.zen.ping.unicast.hosts: ["192.168.1.2", "192.168.1.3"]

etc-default-elasticsearch

# Run ElasticSearch as this user ID and group ID
#ES_USER=elasticsearch
#ES_GROUP=elasticsearch

# Heap Size (defaults to 256m min, 1g max)
ES_HEAP_SIZE={{ ES_HEAP_SIZE }}

# Heap new generation
#ES_HEAP_NEWSIZE=

# max direct memory
#ES_DIRECT_SIZE=

# Maximum number of open files, defaults to 65535.
#MAX_OPEN_FILES=65535

# Maximum locked memory size. Set to "unlimited" if you use the
# bootstrap.mlockall option in elasticsearch.yml. You must also set
# ES_HEAP_SIZE.
#MAX_LOCKED_MEMORY=unlimited

# ElasticSearch log directory
#LOG_DIR=/var/log/elasticsearch

# ElasticSearch data directory
#DATA_DIR=/var/lib/elasticsearch

# ElasticSearch work directory
#WORK_DIR=/tmp/elasticsearch

# ElasticSearch configuration directory
#CONF_DIR=/etc/elasticsearch

# ElasticSearch configuration file (elasticsearch.yml)
#CONF_FILE=/etc/elasticsearch/elasticsearch.yml

# Additional Java OPTS
#ES_JAVA_OPTS=

server.sls

# vim: ft=yaml
{% set es_version = "0.19.11" %}
{% set es_deb = "elasticsearch-" + es_version + ".deb" %}
{% set es_heap_size = grains['mem_total'] * 0.5 %}

default-jre-headless:
  pkg:
    - installed

/var/cache/{{es_deb}}:
  file.managed:
    - source: salt://elasticsearch/{{es_deb}}

  cmd.run:
    - name: dpkg -i /var/cache/{{es_deb}}
    - watch:
      - file: /var/cache/{{es_deb}}
    - require:
      - pkg: default-jre-headless
    - unless:
      - dpkg -l elasticsearch | grep -q {{es_version}}

elasticsearch:
  service.running:
    - watch:
      - file: /etc/elasticsearch/elasticsearch.yml
      - file: /etc/default/elasticsearch

/etc/elasticsearch/elasticsearch.yml:
  file.managed:
    - source: salt://elasticsearch/elasticsearch.yml
    - template: jinja
    - require:
      - file: /var/cache/{{es_deb}}

/etc/default/elasticsearch:
  file.managed:
    - source: salt://elasticsearch/etc-default-elasticsearch
    - context:
      ES_HEAP_SIZE: {{ es_heap_size | round | int }}m
    - template: jinja

Requires a copy of elasticsearch-0.19.11.deb to be in the salt state dir.
You set the version string at the top of the server.sls file.

The unicast hosts are hardcoded in elasticsearch.yml for now.

Uses some jinja-fu to set the max heap size to .5 of system RAM, per elasticsearch docs.