docker machine manage

dm-dump

#!/usr/bin/env ruby
#-*- coding:utf-8 -*-

require 'json'
require 'fileutils'

def dump_config config, dest
  driver = config['Driver']
  ssh_dir = "#{dest}/.sshkey"
  if !File.exists?(ssh_dir)
    FileUtils.mkdir_p ssh_dir
  end
  # 复制 ssh key
  if File.dirname(driver['SSHKeyPath']) != ssh_dir
    FileUtils.cp driver['SSHKeyPath'], ssh_dir
    FileUtils.cp "#{driver['SSHKeyPath']}.pub", ssh_dir
  end
  new_sshkey_path = "#{ssh_dir}/#{File.basename(driver['SSHKeyPath'])}"
  driver['SSHKeyPath'] = new_sshkey_path
  driver['SSHKey'] = driver['SSHKeyPath']
  # 认证配置
  options = config['HostOptions']['AuthOptions']
  cert_dir = "#{dest}/certs"
  if !File.exists?(cert_dir)
    FileUtils.mkdir_p cert_dir
  end
  options['CertDir'] = cert_dir
  if File.dirname(options['CaCertPath']) != cert_dir
    FileUtils.cp options['CaCertPath'], cert_dir
  end
  if File.dirname(options['CaPrivateKeyPath']) != cert_dir
    FileUtils.cp options['CaPrivateKeyPath'], cert_dir
  end
  options['CaCertPath'] = "#{cert_dir}/#{File.basename(options['CaCertPath'])}"
  options['CaPrivateKeyPath'] = "#{cert_dir}/#{File.basename(options['CaPrivateKeyPath'])}"

  if File.dirname(options['ServerCertPath']) != cert_dir
    FileUtils.cp options['ServerCertPath'], cert_dir
  end
  if File.dirname(options['ServerKeyPath']) != cert_dir
    FileUtils.cp options['ServerKeyPath'], cert_dir
  end
  options['ServerCertPath'] = "#{cert_dir}/#{File.basename(options['ServerCertPath'])}"
  options['ServerKeyPath'] = "#{cert_dir}/#{File.basename(options['ServerKeyPath'])}"

  if File.dirname(options['ClientKeyPath']) != cert_dir
    FileUtils.cp options['ClientKeyPath'], cert_dir
  end
  if File.dirname(options['ClientCertPath']) != cert_dir
    FileUtils.cp options['ClientCertPath'], cert_dir
  end
  options['ClientKeyPath'] = "#{cert_dir}/#{File.basename(options['ClientKeyPath'])}"
  options['ClientCertPath'] = "#{cert_dir}/#{File.basename(options['ClientCertPath'])}"

  config
end


if caller.length == 0
  if ARGV.length < 1
    puts "Usage: dm-dump <name>"
    exit 1
  end
  name = "#{ENV['HOME']}/.docker/machine/machines/#{ARGV[0]}"
  if !File.exists?(name) || !File.exists?("#{name}/config.json")
    puts "directory '#{name}' is not exist!"
    exit 1
  end
  config = JSON.load File.read "#{name}/config.json"
  dump_config config, name
  File.write "#{name}/config.json", JSON.pretty_generate(config)
  Dir.chdir "#{ENV['HOME']}/.docker/machine/machines/"
  `tar czf #{ARGV[0]}.tar.gz #{ARGV[0]}`
end

zshrc

dm-list () {
  for i in  `ls ~/.docker/machine/machines/`;
  do
    if [[ -d ~/.docker/machine/machines/$i ]]; then
      echo "${i}\t$(cat ~/.docker/machine/machines/${i}/config.json | grep IPAddress)";
    fi
  done;
}
dm-env () {
  eval "$(docker-machine env $(dm-list|awk '{print $1}'|sed -n $(expr $1)p))"
}
dm-ls () {
  docker-machine ls
}
dm-ssh () {
  docker-machine ssh $(dm-list|awk '{print $1}'|sed -n $(expr $1)p)
}