lib/fluent/compat/formatter_utils.rb
#
# Fluentd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require 'fluent/plugin_helper/compat_parameters'
module Fluent
module Compat
module FormatterUtils
INJECT_PARAMS = Fluent::PluginHelper::CompatParameters::INJECT_PARAMS
FORMATTER_PARAMS = Fluent::PluginHelper::CompatParameters::FORMATTER_PARAMS
module InjectMixin
def format(tag, time, record)
r = owner.inject_values_to_record(tag, time, record)
super(tag, time, r)
end
end
def self.convert_formatter_conf(conf)
return if conf.elements(name: 'inject').first || conf.elements(name: 'format').first
inject_params = {}
INJECT_PARAMS.each do |older, newer|
next unless newer
if conf.has_key?(older)
inject_params[newer] = conf[older]
end
end
if conf.has_key?('include_time_key') && Fluent::Config.bool_value(conf['include_time_key'])
inject_params['time_key'] ||= 'time'
inject_params['time_type'] ||= 'string'
end
if conf.has_key?('time_as_epoch') && Fluent::Config.bool_value(conf['time_as_epoch'])
inject_params['time_type'] = 'unixtime'
end
if conf.has_key?('localtime') || conf.has_key?('utc')
if conf.has_key?('localtime') && conf.has_key?('utc')
raise Fluent::ConfigError, "both of utc and localtime are specified, use only one of them"
elsif conf.has_key?('localtime')
inject_params['localtime'] = Fluent::Config.bool_value(conf['localtime'])
elsif conf.has_key?('utc')
inject_params['localtime'] = !(Fluent::Config.bool_value(conf['utc']))
# Specifying "localtime false" means using UTC in TimeFormatter
# And specifying "utc" is different from specifying "timezone +0000"(it's not always UTC).
# There are difference between "Z" and "+0000" in timezone formatting.
# TODO: add kwargs to TimeFormatter to specify "using localtime", "using UTC" or "using specified timezone" in more explicit way
end
end
if conf.has_key?('include_tag_key') && Fluent::Config.bool_value(conf['include_tag_key'])
inject_params['tag_key'] ||= 'tag'
end
unless inject_params.empty?
conf.elements << Fluent::Config::Element.new('inject', '', inject_params, [])
end
formatter_params = {}
FORMATTER_PARAMS.each do |older, newer|
next unless newer
if conf.has_key?(older)
formatter_params[newer] = conf[older]
end
end
unless formatter_params.empty?
conf.elements << Fluent::Config::Element.new('format', '', formatter_params, [])
end
end
end
end
end