gistfile1.rb

require 'rubygems'
require 'json'
require 'redis'

def protocol(file,args)
    bytes = "*#{args.length}\r\n"
    args.each{|a|
        bytes << "$#{a.to_s.length}\r\n#{a}\r\n"
    }
    file.write(bytes)
end

def exec(filename)
    puts filename
    r = Redis.new
    dst = File.open(filename+".aof","w")
    File.open(filename).each_line{|l|
        s = l.split(" ")
        cmd = s[1]
        o = JSON.parse(s[2..-1].join(" "))
        case cmd
        when "zadd"
            # puts "zadd #{o["key"]} #{o["score"]} #{o["member"]}"
            protocol(dst,["zadd",o["key"],o["score"],o["member"]])
        when "zrem"
            protocol(dst,["zrem",o["key"],o["member"]])
        when "zcard"
            protocol(dst,["zcard",o["key"]])
        when "zrevrange"
            protocol(dst,["zrevrange",o["key"],o["start"],o["stop"]])
        when "zrevrank"
            protocol(dst,["zrevrank",o["key"],o["member"]])
        else
            puts "Not handled: #{cmd}"
        end
    }
end

ARGV.each{|x|
    exec x
}

Example entry:

[1324046700672] zadd {"key":"keyname","score":166768,"member":169986036,"err":"Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED"}