一个拆分haproxy serverlist的小脚本

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公司对haproxy进行了配置的拆分,将每个backend的serverlist独立拆分成一个静态文件,对每个静态文件可以独立修改..
现有的haproxy.cfg配置文件数量很多且每个文件的内容也非常的多, 人工拆分太苦逼, 因此写过一个小脚本用来完成这项任务.
今天在浏览系统文件夹的时候, 将此程序最初的一个版本贴上...

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#!/usr/bin/ruby # 2014/05/24 # coding by kevin hacfg=ARGV[0] if ARGV.empty?   puts 'Please input haproxy.cfg parameter'   exit end if ! File.exists?(hacfg)   puts 'File not exists,please check'   exit end if ! File.directory?('backend.d')   Dir::mkdir('backend.d') end file = File.readlines(hacfg).to_s file.gsub!("\t"," ") #解析backend area = file.scan(/^(backend.*(\s+ [a-z ].*)+)/) #对提取的backend解析serverlist area.each do |i|   i.pop   n = i.to_s   t = i.to_s   conent = n.split("\n")   name = conent[0].split(" ")   #解析server条目写入到backend.d目录   serverlist = n.scan(/\s?#?\s?server .*/)   f = File.open("backend.d/#{name[1]}","w")   if conent.to_s =~ /(\s+source\s+\d+\.\d+\.\d+\.\d+|\s+backup\Z|\s+id\s+\w+)/     puts name     puts " have key word...so next..."     next   end   serverlist.each do |line|     ip = line.scan(/(\d+\.\d+\.\d+\.\d+):/)     port = line.scan(/\d+\.\d+\.\d+\.\d+\:(\d+)/)     weight = line.scan(/weight\s+(\d+)/)     maxconn = line.scan(/maxconn\s+(\d+)/)     check_inter = line.scan(/check inter\s+(\d+)/)     fall = line.scan(/fall\s+(\d+)/)     source = line.scan(/source/)     backup = line.scan(/backup/)     if ip.empty? or ip.nil?       puts "#{name[1]} serverlist发现有ip 获取为空，请检查"       exit     end     if port.empty? or port.nil?       puts "#{name[1]} serverlist发现有port 获取为空，请检查"       exit     end     if weight.empty? or weight.nil?       puts "#{name[1]} serverlist发现有weight 获取为空，请检查"       exit     end     if maxconn.empty? or maxconn.nil?       puts "#{name[1]} serverlist发现有maxconn 获取为空，请检查"       exit     end     if check_inter.empty? or check_inter.nil?       puts "#{name[1]} serverlist发现有check inter 获取为空，请检查"       exit     end     if fall.empty? or fall.nil?       puts "#{name[1]} serverlist发现有fall 获取为空，请检查"       exit     end     if ! source.empty?       puts " notice : have key words < source >"     end     if ! backup.empty?       puts " notice : have key words < backup >"     end     if line !~ /\#/       f.puts("#{ip},#{port},#{weight},#{maxconn},#{check_inter},#{fall}")     end     if serverlist[0] ==line       t.gsub!(/( )+#{line}/," option server_from_file\n server_file #{name[1]}")     else       t.gsub!(/#{line}/,'kevin')     end   end   f.close   file.gsub!("#{n}","#{t}") end f = File.open("haproxy.cfg.aa","w") f.puts(file) f.close a = File.readlines("haproxy.cfg.aa") file = a.delete_if{|i| i =~ /kevin/ } f = File.open("haproxy.cfg.aa","w") f.puts(file) f.close