Class: Fluent::FileAlternativeOutput
- Inherits:
-
TimeSlicedOutput
- Object
- TimeSlicedOutput
- Fluent::FileAlternativeOutput
- Includes:
- Mixin::PlainTextFormatter
- Defined in:
- lib/fluent/plugin/out_file_alternative.rb
Constant Summary collapse
- SUPPORTED_COMPRESS =
{ :gz => :gz, :gzip => :gz, }
Instance Method Summary collapse
- #configure(conf) ⇒ Object
-
#initialize ⇒ FileAlternativeOutput
constructor
A new instance of FileAlternativeOutput.
-
#path_format(chunk_key) ⇒ Object
def format(tag, time, record) end.
- #record_to_string(record) ⇒ Object
- #shutdown ⇒ Object
- #start ⇒ Object
- #write(chunk) ⇒ Object
Constructor Details
#initialize ⇒ FileAlternativeOutput
Returns a new instance of FileAlternativeOutput.
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 34 def initialize super require 'time' require 'zlib' end |
Instance Method Details
#configure(conf) ⇒ Object
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 40 def configure(conf) if conf['path'] if conf['path'].index('%S') conf['time_slice_format'] = '%Y%m%d%H%M%S' elsif conf['path'].index('%M') conf['time_slice_format'] = '%Y%m%d%H%M' elsif conf['path'].index('%H') conf['time_slice_format'] = '%Y%m%d%H' end end if pos = (conf['path'] || '').index('*') @path_prefix = conf['path'][0,pos] @path_suffix = conf['path'][pos+1..-1] conf['buffer_path'] ||= "#{conf['path']}" elsif (conf['path'] || '%Y') !~ /%Y|%m|%d|%H|%M|%S/ if conf['path'] =~ /\.log\Z/ @path_prefix = conf['path'][0..-4] @path_suffix = ".log" else @path_prefix = conf['path'] + "." @path_suffix = ".log" end conf['buffer_path'] ||= "#{conf['path']}.*" elsif (conf['path'] || '') =~ /%Y|%m|%d|%H|%M|%S/ conf['buffer_path'] ||= conf['path'].gsub('%Y','yyyy').gsub('%m','mm').gsub('%d','dd').gsub('%H','HH').gsub('%M','MM').gsub('%S','SS') end super unless @path.index('/') == 0 raise Fluent::ConfigError, "Path on filesystem MUST starts with '/', but '#{@path}'" end if @symlink_path unless @symlink_path.index('/') == 0 raise Fluent::ConfigError, "Symlink path on filesystem MUST starts with '/', but '#{@symlink_path}'" end @buffer.symlink_path = @symlink_path end end |
#path_format(chunk_key) ⇒ Object
def format(tag, time, record) end
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 98 def path_format(chunk_key) suffix = case @compress when :gz '.gz' else '' end if @path_prefix and @path_suffix if @compress i = 0 begin path = "#{@path_prefix}#{chunk_key}_#{i}#{@path_suffix}#{suffix}" i += 1 end while File.exist?(path) path else "#{@path_prefix}#{chunk_key}#{@path_suffix}#{suffix}" end else if @compress path_base = Time.strptime(chunk_key, @time_slice_format).strftime(@path) path = path_base + suffix if File.exist?(path) i = 0 begin path = "#{path_base}.#{i}#{suffix}" i += 1 end while File.exist?(path) end path else Time.strptime(chunk_key, @time_slice_format).strftime(@path) end end end |
#record_to_string(record) ⇒ Object
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 91 def record_to_string(record) record.to_json end |
#shutdown ⇒ Object
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 86 def shutdown super # destroy end |
#start ⇒ Object
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 81 def start super # init end |
#write(chunk) ⇒ Object
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# File 'lib/fluent/plugin/out_file_alternative.rb', line 134 def write(chunk) path = path_format(chunk.key) begin require 'pathname' Pathname.new(path).descend {|p| FileUtils.mkdir_p( File.dirname(p)) unless File.directory?(p) FileUtils.chmod @dir_mode.to_i(8), File.dirname(p) unless File.directory?(p) } case @compress when :gz Zlib::GzipWriter.open(path) {|f| chunk.write_to(f) } else File.open(path, "a") {|f| chunk.write_to(f) } end rescue log.error "failed to write data: path #{path}" raise end path end |