Class: Fluent::Plugin::RedisPubOutput

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

Constant Summary collapse

DEFAULT_BUFFER_TYPE = 
"memory"

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#redis ⇒ Object (readonly)

Returns the value of attribute redis.



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 30

def redis
  @redis
end

Instance Method Details

#configure(conf) ⇒ Object

Raises:

  • (Fluent::ConfigError) 


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# File 'lib/fluent/plugin/out_redis_pub.rb', line 45

def configure(conf)
  compat_parameters_convert(conf, :buffer, :inject)
  super

  raise Fluent::ConfigError, "'tag' in chunk_keys is required." if not @chunk_key_tag
  raise Fluent::ConfigError, "'time' in chunk_keys is required." if not @chunk_key_time
  @unpacker = Fluent::Engine.msgpack_factory.unpacker
end

#format(tag, time, record) ⇒ Object 



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 73

def format(tag, time, record)
  record = inject_values_to_record(tag, time, record)
  log = {
    :tag => tag,
    :time => time,
    :record => record
  }
  log.to_msgpack
end

#formatted_to_msgpack_binary ⇒ Object 



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 83

def formatted_to_msgpack_binary
  true
end

#shutdown ⇒ Object 



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 68

def shutdown
  @redis.quit
  super
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 54

def start
  super

  options = {
    host: @host,
    port: @port,
    thread_safe: true,
    db: @db_number
  }
  options[:password] = @password if @password

  @redis = Redis.new(options)
end

#write(chunk) ⇒ Object 



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# File 'lib/fluent/plugin/out_redis_pub.rb', line 87

def write(chunk)
  @redis.pipelined do
    chunk.msgpack_each do |record|
      @redis.publish @channel, record.to_json
    end
  end
end