Class: FluentExt::TextParser
- Inherits:
-
Object
- Object
- FluentExt::TextParser
show all
- Defined in:
- lib/fluent/plugin/fixed_parser.rb
Defined Under Namespace
Classes: ApacheParser, CSVParser, GenericParser, JSONParser, LabeledTSVParser, RegexpParser, TSVParser, ValuesParser
Constant Summary
collapse
- TEMPLATE_FACTORIES =
{
'apache' => Proc.new { RegexpParser.new(/^(?<host>[^ ]*) [^ ]* (?<user>[^ ]*) \[(?<time>[^\]]*)\] "(?<method>\S+)(?: +(?<path>[^ ]*) +\S*)?" (?<code>[^ ]*) (?<size>[^ ]*)(?: "(?<referer>[^\"]*)" "(?<agent>[^\"]*)")?$/, {'time_format'=>"%d/%b/%Y:%H:%M:%S %z"}) },
'apache2' => Proc.new { ApacheParser.new },
'nginx' => Proc.new { RegexpParser.new(/^(?<remote>[^ ]*) (?<host>[^ ]*) (?<user>[^ ]*) \[(?<time>[^\]]*)\] "(?<method>\S+)(?: +(?<path>[^ ]*) +\S*)?" (?<code>[^ ]*) (?<size>[^ ]*)(?: "(?<referer>[^\"]*)" "(?<agent>[^\"]*)")?$/, {'time_format'=>"%d/%b/%Y:%H:%M:%S %z"}) },
'syslog' => Proc.new { RegexpParser.new(/^(?<time>[^ ]*\s*[^ ]* [^ ]*) (?<host>[^ ]*) (?<ident>[a-zA-Z0-9_\/\.\-]*)(?:\[(?<pid>[0-9]+)\])?[^\:]*\: *(?<message>.*)$/, {'time_format'=>"%b %d %H:%M:%S"}) },
'json' => Proc.new { JSONParser.new },
'csv' => Proc.new { CSVParser.new },
'tsv' => Proc.new { TSVParser.new },
'ltsv' => Proc.new { LabeledTSVParser.new },
}
Class Method Summary
collapse
Instance Method Summary
collapse
Constructor Details
Returns a new instance of TextParser.
200
201
202
|
# File 'lib/fluent/plugin/fixed_parser.rb', line 200
def initialize
@parser = nil
end
|
Class Method Details
.register_template(name, regexp_or_proc, time_format = nil) ⇒ Object
189
190
191
192
193
194
195
196
197
198
|
# File 'lib/fluent/plugin/fixed_parser.rb', line 189
def self.register_template(name, regexp_or_proc, time_format=nil)
factory = if regexp_or_proc.is_a?(Regexp)
regexp = regexp_or_proc
Proc.new { RegexpParser.new(regexp, {'time_format'=>time_format}) }
else
Proc.new { proc }
end
TEMPLATE_FACTORIES[name] = factory
end
|
Instance Method Details
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
|
# File 'lib/fluent/plugin/fixed_parser.rb', line 204
def configure(conf, required=true)
format = conf['format']
if format == nil
if required
raise Fluent::ConfigError, "'format' parameter is required"
else
return nil
end
end
if format[0] == ?/ && format[format.length-1] == ?/
begin
regexp = Regexp.new(format[1..-2])
if regexp.named_captures.empty?
raise "No named captures"
end
rescue
raise Fluent::ConfigError, "Invalid regexp '#{format[1..-2]}': #{$!}"
end
@parser = RegexpParser.new(regexp)
else
factory = TEMPLATE_FACTORIES[format]
unless factory
raise Fluent::ConfigError, "Unknown format template '#{format}'"
end
@parser = factory.call
end
if @parser.respond_to?(:configure)
@parser.configure(conf)
end
return true
end
|
#parse(text) ⇒ Object
244
245
246
|
# File 'lib/fluent/plugin/fixed_parser.rb', line 244
def parse(text)
return @parser.call(text)
end
|