Class: VagrantDNS::Installers::Mac

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-dns/installers/mac.rb

Constant Summary collapse

EXEC_STYLES = 
%i{osa sudo}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tmp_path, options = {}) ⇒ Mac

Returns a new instance of Mac.



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# File 'lib/vagrant-dns/installers/mac.rb', line 8

def initialize(tmp_path, options = {})
  self.tmp_path     = tmp_path
  self.install_path = options.fetch(:install_path, "/etc/resolver")
  self.exec_style   = options.fetch(:exec_style, :osa)
end

Instance Attribute Details

#exec_style ⇒ Object

Returns the value of attribute exec_style.



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# File 'lib/vagrant-dns/installers/mac.rb', line 6

def exec_style
  @exec_style
end

#install_path ⇒ Object

Returns the value of attribute install_path.



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# File 'lib/vagrant-dns/installers/mac.rb', line 6

def install_path
  @install_path
end

#tmp_path ⇒ Object

Returns the value of attribute tmp_path.



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# File 'lib/vagrant-dns/installers/mac.rb', line 6

def tmp_path
  @tmp_path
end

Instance Method Details

#exec(*commands) ⇒ Object 



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# File 'lib/vagrant-dns/installers/mac.rb', line 49

def exec(*commands)
  return if !commands || commands.empty?

  case exec_style
  when :osa
    cmd_script = commands.map {|line| line.join ' ' }.join($/)
    system 'osascript', '-e', "do shell script \"#{cmd_script}\" with administrator privileges"
  when :sudo
    commands.each do |c|
      system 'sudo', *c
    end
  else
    raise ArgumentError, "Unsupported execution style: #{exec_style}. Use one of #{EXEC_STYLES.map(&:inspect).join(' ')}"
  end
end

#install! ⇒ Object 



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# File 'lib/vagrant-dns/installers/mac.rb', line 14

def install!
  require 'fileutils'

  commands = [
    ['mkdir', '-p', install_path]
  ]

  commands += registered_resolvers.map do |resolver|
    ['ln', '-sf', resolver.shellescape, install_path.shellescape]
  end

  exec(*commands)
end

#purge! ⇒ Object 



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# File 'lib/vagrant-dns/installers/mac.rb', line 39

def purge!
  require 'fileutils'
  uninstall!
  FileUtils.rm_r(tmp_path)
end

#registered_resolvers ⇒ Object 



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# File 'lib/vagrant-dns/installers/mac.rb', line 45

def registered_resolvers
  Dir[File.join(tmp_path, "resolver", "*")]
end

#uninstall! ⇒ Object 



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# File 'lib/vagrant-dns/installers/mac.rb', line 28

def uninstall!
  require 'fileutils'

  commands = registered_resolvers.map do |r|
    installed_resolver = File.join(install_path, File.basename(r))
    ['rm', '-rf', installed_resolver]
  end

  exec(*commands)
end