Class: Curator::Riak::DataStore

Inherits:
Object
  • Object
show all
Defined in:
lib/curator/riak/data_store.rb

Direct Known Subclasses

Curator::ResettableRiak::DataStore

Class Method Summary collapse

Class Method Details

._bucket(name) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 57

def self._bucket(name)
  client.bucket(_bucket_name(name))
end

._bucket_name(name) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 61

def self._bucket_name(name)
  bucket_prefix + ":" + name
end

._find_key_by_index(bucket, index_name, query) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 69

def self._find_key_by_index(bucket, index_name, query)
  bucket.get_index("#{index_name}_bin", query)
end

.bucket_prefix ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 65

def self.bucket_prefix
  "#{Curator.config.bucket_prefix}:#{Curator.config.environment}"
end

.client ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 7

def self.client
  return @client if @client
  yml_config = YAML.load(File.read(Curator.config.riak_config_file))[Curator.config.environment]
  @client = ::Riak::Client.new(yml_config)
end

.delete(bucket_name, key) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 13

def self.delete(bucket_name, key)
  bucket = _bucket(bucket_name)
  object = bucket.get(key)
  object.delete
end

.find_by_index(bucket_name, index_name, query) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 45

def self.find_by_index(bucket_name, index_name, query)
  return [] if query.nil?

  bucket = _bucket(bucket_name)
  begin
    keys = _find_key_by_index(bucket, index_name.to_s, query)
    keys.map { |key| find_by_key(bucket_name, key) }
  rescue ::Riak::HTTPFailedRequest => failed_request
    raise failed_request unless failed_request.not_found?
  end
end

.find_by_key(bucket_name, key) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 35

def self.find_by_key(bucket_name, key)
  bucket = _bucket(bucket_name)
  begin
    object = bucket.get(key)
    { :key => object.key, :data => object.data } unless object.data.empty?
  rescue ::Riak::HTTPFailedRequest => failed_request
    raise failed_request unless failed_request.not_found?
  end
end

.ping ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 19

def self.ping
  client.ping
end

.save(options) ⇒ Object 



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# File 'lib/curator/riak/data_store.rb', line 23

def self.save(options)
  bucket = _bucket(options[:collection_name])
  object = ::Riak::RObject.new(bucket, options[:key])
  object.content_type = options.fetch(:content_type, "application/json")
  object.data = options[:value]
  options.fetch(:index, {}).each do |index_name, index_value|
    object.indexes["#{index_name}_bin"] << index_value
  end
  result = object.store
  result.key
end