Rails：备份mysql数据库脚本

Posted 2021-02-26

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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../config/boot'
require 'erb'
require 'yaml'
 
unless config = YAML::load(ERB.new(IO.read(RAILS_ROOT + "/config/database.yml")).result)[RAILS_ENV]
  abort "No database is configured for the environment '#{RAILS_ENV}'"
end
 
db_out_path = File.join(RAILS_ROOT, 'tmp', "dbdump_#{RAILS_ENV}.sql")
system "mysqldump -u #{config['username']} --password=#{config['password']} #{config['database']} > #{db_out_path}"