module Fluent::PluginHelper::Inject
Public Class Methods
included(mod)
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# File lib/fluent/plugin_helper/inject.rb, line 87 def self.included(mod) mod.include InjectParams end
new()
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Calls superclass method
# File lib/fluent/plugin_helper/inject.rb, line 91 def initialize super @_inject_enabled = false @_inject_hostname_key = nil @_inject_hostname = nil @_inject_worker_id_key = nil @_inject_worker_id = nil @_inject_tag_key = nil @_inject_time_key = nil @_inject_time_formatter = nil end
Public Instance Methods
configure(conf)
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Calls superclass method
# File lib/fluent/plugin_helper/inject.rb, line 103 def configure(conf) super if @inject_config @_inject_hostname_key = @inject_config.hostname_key if @_inject_hostname_key if self.respond_to?(:buffer_config) # Output plugin cannot use "hostname"(specified by @hostname_key), # injected by this plugin helper, in chunk keys. # This plugin helper works in `#format` (in many cases), but modified record # don't have any side effect in chunking of output plugin. if self.buffer_config.chunk_keys.include?(@_inject_hostname_key) log.error "Use filters to inject hostname to use it in buffer chunking." raise Fluent::ConfigError, "the key specified by 'hostname_key' in <inject> cannot be used in buffering chunk key." end end @_inject_hostname = @inject_config.hostname unless @_inject_hostname @_inject_hostname = ::Socket.gethostname log.info "using hostname for specified field", host_key: @_inject_hostname_key, host_name: @_inject_hostname end end @_inject_worker_id_key = @inject_config.worker_id_key if @_inject_worker_id_key @_inject_worker_id = fluentd_worker_id # get id here, because #with_worker_config method may be used only for #configure in tests end @_inject_tag_key = @inject_config.tag_key @_inject_time_key = @inject_config.time_key if @_inject_time_key @_inject_time_formatter = case @inject_config.time_type when :float then ->(time){ time.to_r.truncate(+6).to_f } # microsecond floating point value when :unixtime then ->(time){ time.to_i } else localtime = @inject_config.localtime && !@inject_config.utc Fluent::TimeFormatter.new(@inject_config.time_format, localtime, @inject_config.timezone) end else if @inject_config.time_format log.warn "'time_format' specified without 'time_key', will be ignored" end end @_inject_enabled = @_inject_hostname_key || @_inject_worker_id_key || @_inject_tag_key || @_inject_time_key end end
inject_values_to_event_stream(tag, es)
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# File lib/fluent/plugin_helper/inject.rb, line 45 def inject_values_to_event_stream(tag, es) return es unless @_inject_enabled new_es = Fluent::MultiEventStream.new es.each do |time, record| r = record.dup if @_inject_hostname_key r[@_inject_hostname_key] = @_inject_hostname end if @_inject_worker_id_key r[@_inject_worker_id_key] = @_inject_worker_id end if @_inject_tag_key r[@_inject_tag_key] = tag end if @_inject_time_key r[@_inject_time_key] = @_inject_time_formatter.call(time) end new_es.add(time, r) end new_es end
inject_values_to_record(tag, time, record)
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# File lib/fluent/plugin_helper/inject.rb, line 25 def inject_values_to_record(tag, time, record) return record unless @_inject_enabled r = record.dup if @_inject_hostname_key r[@_inject_hostname_key] = @_inject_hostname end if @_inject_worker_id_key r[@_inject_worker_id_key] = @_inject_worker_id end if @_inject_tag_key r[@_inject_tag_key] = tag end if @_inject_time_key r[@_inject_time_key] = @_inject_time_formatter.call(time) end r end