Class: Metacrunch::Elasticsearch::IndexCreator

Inherits:
Object
  • Object
show all
Includes:
ClientFactory, OptionsHelpers
Defined in:
lib/metacrunch/elasticsearch/index_creator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from OptionsHelpers

#extract_options!, #normalize_options!

Methods included from ClientFactory

#client_factory

Constructor Details

#initialize(options = {}) ⇒ IndexCreator

Returns a new instance of IndexCreator.

Raises:

  • (ArgumentError) 


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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 15

def initialize(options = {})
  (@client_args = options).deep_symbolize_keys!
  extract_options!(@client_args, :_client_options_, :default_mapping, :delete_existing_index, :logger, :number_of_shards, :number_of_replicas, :settings)
  raise ArgumentError.new("You have to supply an index name!") if @client_args[:index].blank?
end

Instance Attribute Details

#default_mapping ⇒ Object

Returns the value of attribute default_mapping.



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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 10

def default_mapping
  @default_mapping
end

#delete_existing_index ⇒ Object

Returns the value of attribute delete_existing_index.



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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 11

def delete_existing_index
  @delete_existing_index
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 12

def logger
  @logger
end

#settings ⇒ Object

Returns the value of attribute settings.



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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 13

def settings
  @settings
end

Instance Method Details

#call(items = []) ⇒ Object 



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# File 'lib/metacrunch/elasticsearch/index_creator.rb', line 21

def call(items = [])
  client = client_factory
  logger = @logger

  if client.indices.exists?(@client_args)
    if @delete_existing_index == true
      client.indices.delete(@client_args)
      log_index_deleted(logger, @client_args[:index], client) if logger
    elsif @delete_existing_index == false
      return
    else
      raise Metacrunch::Elasticsearch::IndexAlreadyExistsError
    end
  end

  client.indices.create(@client_args.merge(
    {
      body: {
        number_of_shards: @number_of_shards,
        number_of_replicas: @number_of_replicas,
        settings: @settings
      }.compact
    }
  ))

  log_index_created(logger, @client_args[:index], client) if logger

  if @default_mapping
    client.indices.put_mapping(
      @client_args.merge(
        type: "_default_",
        body: {
          _default_: @default_mapping
        }
      )
    )
  end
end