Create Route53 records from bind zonefile.

zonefie_to_route53.rb

require 'zonefile'
require 'route53'

my_access_key = 'REPLACE_TO_YOUR_KEY'
my_secret_key = 'REPLACE_TO_YOUR_SECRET'

domain = 'example.com.'
zone_id = '/hostedzone/ZONEID'

default_ttl = '600'
conn = Route53::Connection.new(my_access_key,my_secret_key,'2011-05-05' , 'https://route53.amazonaws.com/',false , true)

mng_zone = Route53::Zone.new(domain,zone_id,conn)

zonefile = Zonefile.from_file('./example.com.zone')
# zonefile = Zonefile.new($stdin.read)

def build_namelist(records)
  records.map{|obj| obj[:name]}.uniq
end

def build_hostlist(name, records)
  hosts = []
  records.each do |rec|
    hosts << rec[:host] if name == rec[:name]
  end
  hosts
end

def build_mx_hostlist(records)
  records.map{|mx| [mx[:pri].to_s, mx[:host]].join(' ')}
end

def prepare_ttl(name, records)
  records.select{|x| x[:name] == records}.first.tap do |x|
    break x[:ttl] if x
  end
end

%w(a cname txt mx).each do |w|
  namelist = build_namelist(zonefile.records[w.to_sym])

  namelist.each do |name|
    hosts = build_hostlist(name, zonefile.records[w.to_sym])
    ttl = prepare_ttl(name, zonefile.records[w.to_sym]) || default_ttl
    case w
    when 'a'
      if  name == '@'
        new_name = domain
      elsif name.end_with?('.')
        new_name = name
      else
        new_name = [name ,domain].join('.')
      end
      new_record = Route53::DNSRecord.new(new_name, w.to_s.upcase , ttl.to_s, hosts ,mng_zone)
    when 'cname'
      if name.end_with?('.')
        new_name = name
      else
        hosts.map!{|h| [h,domain].join('.')}
        new_name = [name ,domain].join('.')
      end
      new_record = Route53::DNSRecord.new(new_name, w.to_s.upcase , ttl.to_s, hosts ,mng_zone)
    when 'txt'
      zonefile.records[w.to_sym].each do |record|
        new_record = Route53::DNSRecord.new(domain, w.to_s.upcase , record[:ttl] || default_ttl, [record[:text]] ,mng_zone)
    puts new_record
        new_record.create
      end
      next
    when 'mx'
      hosts = build_mx_hostlist(zonefile.records[w.to_sym])
      new_record = Route53::DNSRecord.new(name, w.to_s.upcase , ttl.to_s, hosts ,mng_zone)
    else
      puts "Unsupport resource type detected. -> #{w.to_s.upcase}"
    end

    new_record.create
  end
end

Change their values.

REPLACE_TO_YOUR_KEY
REPLACE_TO_YOUR_SECRET
ZONEID