Class: PerfMonger::Command::SummaryCommand

Inherits:
BaseCommand
  • Object
show all
Defined in:
lib/perfmonger/command/summary.rb

Instance Method Summary collapse

Methods inherited from BaseCommand

register_alias, register_command

Constructor Details

#initialize ⇒ SummaryCommand

Returns a new instance of SummaryCommand.



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# File 'lib/perfmonger/command/summary.rb', line 11

def initialize
  @parser = OptionParser.new
  @parser.banner = "Usage: perfmonger summary [options] LOG_FILE\n\nOptions:\n"

  @json = false
  @pager = nil
  @disk_only_regex = nil

  @parser.on('--json', "Output summary in JSON") do
    @json = true
  end

  @parser.on('-p', '--pager [PAGER]', "Use pager to see summary output.") do |pager|
    if pager.nil?
      if ENV['PAGER'].nil?
        puts("ERROR: No pager is available.")
        puts("ERROR: Please set PAGER or give pager name to --pager option.")
        puts(@parser.help)
        exit(false)
      else
        @pager = ENV['PAGER']
      end
    else
      @pager = pager
    end
  end

  @parser.on('--disk-only REGEX', "Select disk devices that matches REGEX (Ex. 'sd[b-d]')") do |regex|
    @disk_only_regex = regex
  end
end

Instance Method Details

#parse_args(argv) ⇒ Object 



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# File 'lib/perfmonger/command/summary.rb', line 47

def parse_args(argv)
  @parser.parse!(argv)

  if argv.size == 0
    puts("ERROR: PerfMonger log file is required")
    puts(@parser.help)
    exit(false)
  end

  @logfile = argv.shift
  if ! File.exists?(@logfile)
    puts("ERROR: No such file: #{@logfile}")
    puts(@parser.help)
    exit(false)
  end
end

#run(argv, summary_title = nil) ⇒ Object 



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# File 'lib/perfmonger/command/summary.rb', line 64

def run(argv, summary_title = nil)
  parse_args(argv)

  summary_title ||= @logfile

  @summarizer_bin = ::PerfMonger::Command::CoreFinder.summarizer()

  if ! @summarizer_bin
    puts("[ERROR] no executable binary found.")
    exit(false)
  end

  cmd = [@summarizer_bin]

  if @json
    cmd << "-json"
  end

  if @disk_only_regex
    cmd << "-disk-only"
    cmd << @disk_only_regex
  end

  cmd << "-title"
  cmd << summary_title

  cmd << @logfile

  Process.exec(*cmd)
end