Class: Fluent::Plugin::S3Input

Inherits:
Input
  • Object
show all
Defined in:
lib/fluent/plugin/in_s3.rb,
lib/fluent/plugin/s3_extractor_lzo.rb,
lib/fluent/plugin/s3_extractor_lzma2.rb,
lib/fluent/plugin/s3_extractor_gzip_command.rb

Defined Under Namespace

Classes: Extractor, GzipCommandExtractor, GzipExtractor, JsonExtractor, LZMA2Extractor, LZOExtractor, TextExtractor

Constant Summary collapse

DEFAULT_PARSE_TYPE = 
"none"
UNRECOVERABLE_ERRORS = 
[
  Fluent::UnrecoverableError,
  TypeError,
  ArgumentError,
  EncodingError,
  JSON::ParserError,
  MessagePack::UnpackError,
  Zlib::Error,
].freeze
DECOMPRESSION_SIZE_LIMIT = 
256 * 1024 * 1024
LOG_MAX_BYTES = 
256

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ S3Input

Returns a new instance of S3Input.



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# File 'lib/fluent/plugin/in_s3.rb', line 21

def initialize
  super
  @extractor = nil
end

Instance Attribute Details

#bucket ⇒ Object (readonly)

Returns the value of attribute bucket.



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# File 'lib/fluent/plugin/in_s3.rb', line 144

def bucket
  @bucket
end

Class Method Details

.register_extractor(name, extractor) ⇒ Object 



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# File 'lib/fluent/plugin/in_s3.rb', line 566

def self.register_extractor(name, extractor)
  EXTRACTOR_REGISTRY.register(name, extractor)
end

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/in_s3.rb', line 151

def configure(conf)
  super

  if reject_s3_endpoint?
    raise Fluent::ConfigError, "s3_endpoint parameter is not supported for S3, use s3_region instead. This parameter is for S3 compatible services"
  end

  if @sqs.endpoint && (@sqs.endpoint.end_with?('amazonaws.com') && !['fips', 'gov'].any? { |e| @sqs.endpoint.include?(e) })
    raise Fluent::ConfigError, "sqs/endpoint parameter is not supported for SQS, use s3_region instead. This parameter is for SQS compatible services"
  end

  parser_config = conf.elements("parse").first
  unless @sqs.queue_name
    raise Fluent::ConfigError, "sqs/queue_name is required"
  end

  if !!@aws_key_id ^ !!@aws_sec_key
    raise Fluent::ConfigError, "aws_key_id or aws_sec_key is missing"
  end

  if !!@sqs.aws_key_id ^ !!@sqs.aws_sec_key
    raise Fluent::ConfigError, "sqs/aws_key_id or sqs/aws_sec_key is missing"
  end

  Aws.use_bundled_cert! if @use_bundled_cert

  @extractor = EXTRACTOR_REGISTRY.lookup(@store_as).new(log: log, decompression_size_limit: @decompression_size_limit)
  @extractor.configure(conf)

  @parser = parser_create(conf: parser_config, default_type: DEFAULT_PARSE_TYPE)
end

#multi_workers_ready? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fluent/plugin/in_s3.rb', line 183

def multi_workers_ready?
  true
end

#reject_s3_endpoint? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fluent/plugin/in_s3.rb', line 146

def reject_s3_endpoint?
  @s3_endpoint && !@s3_endpoint.end_with?('vpce.amazonaws.com') &&
    @s3_endpoint.end_with?('amazonaws.com') && !['fips', 'gov'].any? { |e| @s3_endpoint.include?(e) }
end

#shutdown ⇒ Object 



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# File 'lib/fluent/plugin/in_s3.rb', line 211

def shutdown
  @running = false
  super
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/in_s3.rb', line 187

def start
  super

  s3_client = create_s3_client
  log.debug("Succeeded to create S3 client")
  @s3 = Aws::S3::Resource.new(client: s3_client)
  @bucket = @s3.bucket(@s3_bucket)

  raise "#{@bucket.name} is not found." unless @bucket.exists?

  check_apikeys if @check_apikey_on_start

  sqs_client = create_sqs_client
  log.debug("Succeeded to create SQS client")
  response = sqs_client.get_queue_url(queue_name: @sqs.queue_name, queue_owner_aws_account_id: @sqs.)
  sqs_queue_url = response.queue_url
  log.debug("Succeeded to get SQS queue URL")

  @poller = Aws::SQS::QueuePoller.new(sqs_queue_url, client: sqs_client)

  @running = true
  thread_create(:in_s3, &method(:run))
end