Class: VagrantPlugins::CommandDns::Action::Host::Create

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-command-dns/action/host/create.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ Create 



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# File 'lib/vagrant-command-dns/action/host/create.rb', line 9

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new('vagrant_command_dns::action::host::create')
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-command-dns/action/host/create.rb', line 14

def call(env)
  if env[:machine].state.id != :running
    raise Errors::MachineState, state: 'running'
  end

  record_map = env[:record_map]

  File.open('/etc/hosts', 'r') do |file|
    file.each_line do |line|
      env[:record_map].each do |hostname, ip|
        precise_pattern = Regexp.new('^\s*' + ip + '\s+' + hostname)
        loose_pattern = Regexp.new('^\s*[0-9]{1,3}[0-9]{1,3}[0-9]{1,3}[0-9]{1,3}\s+' + hostname)
        if line.match(/#{precise_pattern}/)
          record_map.delete(hostname)
          env[:ui].info(I18n.t('vagrant_command_dns.command.host.create_exists_match', ip: ip, hostname: hostname))
        elsif line.match(/#{loose_pattern}/)
          env[:ui].info(I18n.t('vagrant_command_dns.command.host.create_exists_conflict'))
        end
      end
    end
  end

  lines = []
  record_map.each do |hostname, ip|
    if env[:machine].config.dns.host_skip_aliases.include?(hostname)
      env[:ui].info(I18n.t('vagrant_command_dns.command.host.skip_alias', hostname: hostname))
    else
      lines.push("#{ip}    #{hostname}")
    end
  end

  if lines.length > 0
    content = lines.join("\n").strip
    if system("sudo sh -c 'echo \"#{content}\" >> /etc/hosts'")
      record_map.each do |hostname, ip|
        env[:ui].info(I18n.t('vagrant_command_dns.command.host.create_success', ip: ip, hostname: hostname))
      end
    else
      env[:ui].error(I18n.t('vagrant_command_dns.command.host.edit_error'))
    end
  end

  @app.call(env)
end