Contents

#!/usr/bin/env ruby
$: << File.expand_path('../../lib', __FILE__)
require 'optparse'

def file_or_string(value)
  File.exist?(value) ? File.read(value) : value
end

options = {
  :delimiter => "\t",
  :interval => 1,
  :mode => :stat,
  :order => :desc
}
OptionParser.new(ARGV) {|opt|
  opt.banner = <<-END
tail -f access.log | #{$0} [OPTIONS]
#{$0} [OPTIONS] [file]
  END
  opt.on('-f num', Integer, 'value field') {|v| options[:field] = v }
  opt.on('-k num', Integer, 'key field') {|v| options[:key] = v }
  opt.on('-d delimiter', String, 'delimiter') {|v| options[:delimiter] = v }
  opt.on('-i interval', Integer, 'interval for stat mode') {|v| options[:interval] = v }
  opt.on('-e file_or_string', '--in-filter file_or_string', String, 'input filtering') do |v|
    options[:in_filter] = file_or_string v
  end
  opt.on('--map file_or_string', String, 'input mapping') do |v|
    options[:map] = file_or_string v
  end
  opt.on('--out-filter file_or_string', String, 'output filtering') do |v|
    options[:out_filter] = file_or_string v
  end
  opt.on('--sort file_or_string', String, 'output sorting') do |v|
    options[:sort] = file_or_string v
  end
  opt.on('--order desc|asc', String, 'sorting order (default=desc)') do |v|
    options[:order] = v.to_s.downcase == 'asc' ? :asc : :desc
  end
  opt.on('--stat', 'statistics mode (default)') { options[:mode] = :stat }
  opt.on('--print', 'print line mode') { options[:mode] = :print }
  opt.on('--version', 'show version') do
    require 'tailstrom/version'
    puts Tailstrom::VERSION
    exit 0
  end
}.order!
if infile = ARGV.shift
  options[:static_infile] = open(infile, 'r')
end

require "tailstrom/command/#{options[:mode]}"
cls = Module.const_get "Tailstrom::Command::#{options[:mode].capitalize}"
cmd = cls.new options
cmd.run

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
tailstrom-0.0.5	bin/tailstrom