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-rw-r--r--actionpack/lib/action_controller/request_profiler.rb168
1 files changed, 0 insertions, 168 deletions
diff --git a/actionpack/lib/action_controller/request_profiler.rb b/actionpack/lib/action_controller/request_profiler.rb
deleted file mode 100644
index 80cd55334f..0000000000
--- a/actionpack/lib/action_controller/request_profiler.rb
+++ /dev/null
@@ -1,168 +0,0 @@
-require 'optparse'
-
-module ActionController
- class RequestProfiler
- # Wrap up the integration session runner.
- class Sandbox
- include Integration::Runner
-
- def self.benchmark(n, script)
- new(script).benchmark(n)
- end
-
- def initialize(script_path)
- @quiet = false
- define_run_method(script_path)
- reset!
- end
-
- def benchmark(n, profiling = false)
- @quiet = true
- print ' '
-
- ms = Benchmark.ms do
- n.times do |i|
- run(profiling)
- print_progress(i)
- end
- end
-
- puts
- ms
- ensure
- @quiet = false
- end
-
- def say(message)
- puts " #{message}" unless @quiet
- end
-
- private
- def define_run_method(script_path)
- script = File.read(script_path)
-
- source = <<-end_source
- def run(profiling = false)
- if profiling
- RubyProf.resume do
- #{script}
- end
- else
- #{script}
- end
-
- old_request_count = request_count
- reset!
- self.request_count = old_request_count
- end
- end_source
-
- instance_eval source, script_path, 1
- end
-
- def print_progress(i)
- print "\n " if i % 60 == 0
- print ' ' if i % 10 == 0
- print '.'
- $stdout.flush
- end
- end
-
-
- attr_reader :options
-
- def initialize(options = {})
- @options = default_options.merge(options)
- end
-
-
- def self.run(args = nil, options = {})
- profiler = new(options)
- profiler.parse_options(args) if args
- profiler.run
- end
-
- def run
- sandbox = Sandbox.new(options[:script])
-
- puts 'Warming up once'
-
- elapsed = warmup(sandbox)
- puts '%.0f ms, %d requests, %d req/sec' % [elapsed, sandbox.request_count, 1000 * sandbox.request_count / elapsed]
- puts "\n#{options[:benchmark] ? 'Benchmarking' : 'Profiling'} #{options[:n]}x"
-
- options[:benchmark] ? benchmark(sandbox) : profile(sandbox)
- end
-
- def profile(sandbox)
- load_ruby_prof
-
- benchmark(sandbox, true)
- results = RubyProf.stop
-
- show_profile_results results
- results
- end
-
- def benchmark(sandbox, profiling = false)
- sandbox.request_count = 0
- elapsed = sandbox.benchmark(options[:n], profiling)
- count = sandbox.request_count.to_i
- puts '%.0f ms, %d requests, %d req/sec' % [elapsed, count, 1000 * count / elapsed]
- end
-
- def warmup(sandbox)
- Benchmark.ms { sandbox.run(false) }
- end
-
- def default_options
- { :n => 100, :open => 'open %s &' }
- end
-
- # Parse command-line options
- def parse_options(args)
- OptionParser.new do |opt|
- opt.banner = "USAGE: #{$0} [options] [session script path]"
-
- opt.on('-n', '--times [100]', 'How many requests to process. Defaults to 100.') { |v| options[:n] = v.to_i if v }
- opt.on('-b', '--benchmark', 'Benchmark instead of profiling') { |v| options[:benchmark] = v }
- opt.on('-m', '--measure [mode]', 'Which ruby-prof measure mode to use: process_time, wall_time, cpu_time, allocations, or memory. Defaults to process_time.') { |v| options[:measure] = v }
- opt.on('--open [CMD]', 'Command to open profile results. Defaults to "open %s &"') { |v| options[:open] = v }
- opt.on('-h', '--help', 'Show this help') { puts opt; exit }
-
- opt.parse args
-
- if args.empty?
- puts opt
- exit
- end
- options[:script] = args.pop
- end
- end
-
- protected
- def load_ruby_prof
- begin
- gem 'ruby-prof', '>= 0.6.1'
- require 'ruby-prof'
- if mode = options[:measure]
- RubyProf.measure_mode = RubyProf.const_get(mode.upcase)
- end
- rescue LoadError
- abort '`gem install ruby-prof` to use the profiler'
- end
- end
-
- def show_profile_results(results)
- File.open "#{RAILS_ROOT}/tmp/profile-graph.html", 'w' do |file|
- RubyProf::GraphHtmlPrinter.new(results).print(file)
- `#{options[:open] % file.path}` if options[:open]
- end
-
- File.open "#{RAILS_ROOT}/tmp/profile-flat.txt", 'w' do |file|
- RubyProf::FlatPrinter.new(results).print(file)
- `#{options[:open] % file.path}` if options[:open]
- end
- end
- end
-end