Class: Fluent::Plugin::SQLInput::StateStore

Inherits:
Object
  • Object
show all
Defined in:
lib/fluent/plugin/in_sql.rb

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ StateStore

Returns a new instance of StateStore.



281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
 
# File 'lib/fluent/plugin/in_sql.rb', line 281

def initialize(path)
  require 'yaml'

  @path = path
  if File.exists?(@path)
    @data = YAML.load_file(@path)
    if @data == false || @data == []
      # this happens if an users created an empty file accidentally
      @data = {}
    elsif !@data.is_a?(Hash)
      raise "state_file on #{@path.inspect} is invalid"
    end
  else
    @data = {}
  end
end

Instance Method Details

#last_records ⇒ Object 



298
299
300
 
# File 'lib/fluent/plugin/in_sql.rb', line 298

def last_records
  @data['last_records'] ||= {}
end

#update! ⇒ Object 



302
303
304
305
306
 
# File 'lib/fluent/plugin/in_sql.rb', line 302

def update!
  File.open(@path, 'w') {|f|
    f.write YAML.dump(@data)
  }
end