Class: Fluent::Plugin::BigQueryLoadOutput

Inherits:
BigQueryBaseOutput show all
Defined in:
lib/fluent/plugin/out_bigquery_load.rb

Instance Method Summary collapse

Methods inherited from BigQueryBaseOutput

#fetch_schema, #fetch_schema_target_table, #get_schema, #multi_workers_ready?, #request_timeout_sec, #time_partitioning_type, #writer

Instance Method Details

#buffer ⇒ Object

Buffer



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 25

config_section :buffer do
  config_set_default :@type, "file"
  config_set_default :flush_mode, :interval
  config_set_default :flush_interval, 3600 # 1h
  config_set_default :flush_thread_interval, 5
  config_set_default :flush_thread_burst_interval, 5
  config_set_default :chunk_limit_size, 1 * 1024 ** 3 # 1GB
  config_set_default :total_limit_size, 32 * 1024 ** 3 # 32GB

  config_set_default :delayed_commit_timeout, 1800 # 30m
end

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 37

def configure(conf)
  super

  placeholder_params = "project=#{@project}/dataset=#{@dataset}/table=#{@tablelist.join(",")}/fetch_schema_table=#{@fetch_schema_table}"
  placeholder_validate!(:bigquery_load, placeholder_params)
end

#format(tag, time, record) ⇒ Object

for Fluent::Plugin::Output#implement? method



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 60

def format(tag, time, record)
  super
end

#prefer_delayed_commit ⇒ Object 



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 55

def prefer_delayed_commit
  @use_delayed_commit
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 44

def start
  super

  if prefer_delayed_commit
    @polling_targets = []
    @polling_mutex = Mutex.new
    log.debug("start load job polling")
    timer_execute(:polling_bigquery_load_job, @wait_job_interval, &method(:poll))
  end
end

#try_write(chunk) ⇒ Object 



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 98

def try_write(chunk)
  job_reference = do_write(chunk)
  @polling_mutex.synchronize do
    @polling_targets << job_reference
  end
rescue Fluent::BigQuery::Error => e
  raise if e.retryable?

  @retry_mutex.synchronize do
    if @secondary
      # TODO: find better way
      @retry = retry_state_create(
        :output_retries, @buffer_config.retry_type, @buffer_config.retry_wait, @buffer_config.retry_timeout,
        forever: false, max_steps: @buffer_config.retry_max_times, backoff_base: @buffer_config.retry_exponential_backoff_base,
        max_interval: @buffer_config.retry_max_interval,
        secondary: true, secondary_threshold: Float::EPSILON,
        randomize: @buffer_config.retry_randomize
      )
    else
      @retry = retry_state_create(
        :output_retries, @buffer_config.retry_type, @buffer_config.retry_wait, @buffer_config.retry_timeout,
        forever: false, max_steps: 0, backoff_base: @buffer_config.retry_exponential_backoff_base,
        max_interval: @buffer_config.retry_max_interval,
        randomize: @buffer_config.retry_randomize
      )
    end
  end

  raise
end

#write(chunk) ⇒ Object 



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# File 'lib/fluent/plugin/out_bigquery_load.rb', line 64

def write(chunk)
  job_reference = do_write(chunk)

  until response = writer.fetch_load_job(job_reference)
    sleep @wait_job_interval
  end

  writer.commit_load_job(job_reference.chunk_id_hex, response)
rescue Fluent::BigQuery::Error => e
  raise if e.retryable?

  @retry_mutex.synchronize do
    if @secondary
      # TODO: find better way
      @retry = retry_state_create(
        :output_retries, @buffer_config.retry_type, @buffer_config.retry_wait, @buffer_config.retry_timeout,
        forever: false, max_steps: @buffer_config.retry_max_times, backoff_base: @buffer_config.retry_exponential_backoff_base,
        max_interval: @buffer_config.retry_max_interval,
        secondary: true, secondary_threshold: Float::EPSILON,
        randomize: @buffer_config.retry_randomize
      )
    else
      @retry = retry_state_create(
        :output_retries, @buffer_config.retry_type, @buffer_config.retry_wait, @buffer_config.retry_timeout,
        forever: false, max_steps: 0, backoff_base: @buffer_config.retry_exponential_backoff_base,
        max_interval: @buffer_config.retry_max_interval,
        randomize: @buffer_config.retry_randomize
      )
    end
  end

  raise
end