ruby program wrap. write log on before and after run ori_porg

gistfile1.rb

#!/usr/bin/env ruby

# ruby program wrap. 

# mv /usr/bin/aaa /usr/bin/aaa_ori
# cp ./pg_wrap.rb /usr/bin/aaa

RED="\033[0;31m"
GREEN="\033[0;32m"
BLUE="\033[0;33m"
WHITE="\033[00m"

PG=__FILE__
PG_ORI=PG+'_ori'
LOG_F='/tmp/log'

ARGV2 = ARGV.map{|x| x=~/[ ']/ ? "\"#{x.gsub("\"","\\\"")}\"" : x.gsub("\"","\\\"")}.join(' ')

str = "#{Time.now} #{GREEN}#{PG} #{ARGV2}#{WHITE}\n"
print str
File.open(LOG_F,'ab'){ |f| f.write str }

system("#{PG_ORI} #{ARGV2}")

str = "#{Time.now} #{RED}#{PG_ORI} return => [ #{$?.exitstatus} ]#{WHITE}\n\n"
print str
File.open(LOG_F,'ab'){ |f| f.write str }

exit $?.exitstatus