Class: Sprockets::Manifest
- Inherits:
-
Object
- Object
- Sprockets::Manifest
- Defined in:
- lib/sprockets-derailleur/manifest.rb
Instance Method Summary collapse
Instance Method Details
#compile(*args) ⇒ Object
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# File 'lib/sprockets-derailleur/manifest.rb', line 6 def compile(*args) worker_count = SprocketsDerailleur::worker_count paths_with_errors = {} time = Benchmark.measure do paths = environment.each_logical_path(*args).to_a + args.flatten.select { |fn| Pathname.new(fn).absolute? if fn.is_a?(String)} # Skip all files without extensions, see # https://github.com/sstephenson/sprockets/issues/347 for more info paths = paths.select do |path| if File.extname(path) == "" logger.info "Skipping #{path} since it has no extension" false else true end end logger.warn "Initializing #{worker_count} workers" workers = [] worker_count.times do workers << worker(paths) end reads = workers.map{|worker| worker[:read]} writes = workers.map{|worker| worker[:write]} index = 0 finished = 0 loop do break if finished >= paths.size ready = IO.select(reads, writes) ready[0].each do |readable| data = Marshal.load(readable) assets.merge! data["assets"] files.merge! data["files"] paths_with_errors.merge! data["errors"] finished += 1 end ready[1].each do |write| break if index >= paths.size Marshal.dump(index, write) index += 1 end end logger.debug "Cleaning up workers" workers.each do |worker| worker[:read].close worker[:write].close end workers.each do |worker| Process.wait worker[:pid] end save end logger.warn "Completed compiling assets (#{(time.real * 100).round / 100.0}s)" unless paths_with_errors.empty? logger.warn "Asset paths with errors:" paths_with_errors.each do |path, | logger.warn "\t#{path}: #{}" end end end |
#compile_with_workers ⇒ Object
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# File 'lib/sprockets-derailleur/manifest.rb', line 5 alias_method :compile_with_workers, :compile |
#worker(paths) ⇒ Object
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# File 'lib/sprockets-derailleur/manifest.rb', line 86 def worker(paths) child_read, parent_write = IO.pipe parent_read, child_write = IO.pipe pid = fork do begin parent_write.close parent_read.close while !child_read.eof? path = paths[Marshal.load(child_read)] time = Benchmark.measure do data = {'assets' => {}, 'files' => {}, 'errors' => {}} version_agnostic_find(path).each do |asset| data['files'][asset.digest_path] = { 'logical_path' => asset.logical_path, 'mtime' => asset.mtime.iso8601, 'size' => asset.length, 'digest' => asset.digest } data['assets'][asset.logical_path] = asset.digest_path target = File.join(dir, asset.digest_path) if File.exist?(target) logger.debug "Skipping #{target}, already exists" else logger.info "Writing #{target}" asset.write_to target asset.write_to "#{target}.gz" unless skip_gzip?(asset) end Marshal.dump(data, child_write) end end logger.debug "Compiled #{path} (#{(time.real * 1000).round}ms, pid #{Process.pid})" end ensure child_read.close child_write.close end end child_read.close child_write.close {:read => parent_read, :write => parent_write, :pid => pid} end |