Module: Fluentd::Setting::PluginConfig

Extended by:
ActiveSupport::Concern
Included in:
Plugin
Defined in:
app/models/concerns/fluentd/setting/plugin_config.rb

Instance Method Summary collapse

Instance Method Details

#config_element(name = 'test', argument = '', params = {}, elements = []) ⇒ Object

copy from Fluent::Test::Helpers#config_element



84
85
86
 
# File 'app/models/concerns/fluentd/setting/plugin_config.rb', line 84

def config_element(name = 'test', argument = '', params = {}, elements = [])
  Fluent::Config::Element.new(name, argument, params, elements)
end

#parse_attributes(attributes) ⇒ Object 



53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
 
# File 'app/models/concerns/fluentd/setting/plugin_config.rb', line 53

def parse_attributes(attributes)
  base_klasses = config_definition.keys
  sections, params = attributes.partition do |key, _section_attributes|
    base_klasses.any? do |base_klass|
      config_definition.dig(base_klass, key.to_sym, :section) || config_definition.dig(key.to_sym, :section)
    end
  end
  elements = []
  sections.to_h.each do |key, section_params|
    next if section_params.blank?
    section_class = self._sections[key.to_sym]
    if %w(parse format buffer storage).include?(key)
      if section_params && section_params.key?("0")
        section_params["0"] = { "type" => self.attributes["#{key}_type"] }.merge(section_params["0"])
      else
        section_params = {
          "0" => { "type" => self.attributes["#{key}_type"] }
        }
      end
    end
    elements = section_params.map do |index, _section_params|
      section_class.new(_section_params).to_config
    end.compact
  end
  attrs = params.to_h.reject do |key, value|
    skip?(key.to_sym, value)
  end
  return attrs, elements
end

#skip?(key, value) ⇒ Boolean

Returns:

  • (Boolean) 


88
89
90
91
92
93
94
95
 
# File 'app/models/concerns/fluentd/setting/plugin_config.rb', line 88

def skip?(key, value)
  return true if value.blank?
  if self._defaults.key?(key)
    self.class.reformat_value(key, self._defaults[key]) == self.class.reformat_value(key, value)
  else
    false
  end
end

#to_config ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
 
# File 'app/models/concerns/fluentd/setting/plugin_config.rb', line 21

def to_config
  name = case plugin_type
         when "input"
           "source"
         when "output"
           "match"
         when "filter"
           "filter"
         when "parser"
           "parse"
         when "formatter"
           "format"
         when "buffer"
           "buffer"
         when "storage"
           "storage"
         end
  _attributes = attributes.reject do |key, value|
    %w(parse_type format_type buffer_type storage_type).include?(key.to_s)
  end
  _attributes = { "@type" => self.plugin_name }.merge(_attributes)
  _attributes["@log_level"] = _attributes.delete("log_level")
  argument = case plugin_type
             when "output", "filter", "buffer"
               _attributes.delete(self._argument_name.to_s) || ""
             else
               ""
             end
  attrs, elements = parse_attributes(_attributes)
  config_element(name, argument, attrs, elements)
end

#validate_configuration ⇒ Object 



10
11
12
13
14
15
16
17
18
19
 
# File 'app/models/concerns/fluentd/setting/plugin_config.rb', line 10

def validate_configuration
  original_log = $log
  $log = DummyLogger.logger
  config = to_config.to_s.lines[1..-2].join
  self.class.create_driver(config)
rescue Fluent::ConfigError => ex
  errors.add(:base, :invalid, message: ex.message)
ensure
  $log = original_log
end