Class: VagrantDNS::Service

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

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

Returns a new instance of Service.



5
6
7
8
 
# File 'lib/vagrant-dns/service.rb', line 5

def initialize(tmp_path, options = {})
  self.tmp_path = tmp_path
  self.options = options
end

Instance Attribute Details

#options ⇒ Object

Returns the value of attribute options.



3
4
5
 
# File 'lib/vagrant-dns/service.rb', line 3

def options
  @options
end

#tmp_path ⇒ Object

Returns the value of attribute tmp_path.



3
4
5
 
# File 'lib/vagrant-dns/service.rb', line 3

def tmp_path
  @tmp_path
end

Instance Method Details

#config_file ⇒ Object 



68
69
70
 
# File 'lib/vagrant-dns/service.rb', line 68

def config_file
  File.join(tmp_path, "config")
end

#restart! ⇒ Object 



56
57
58
59
 
# File 'lib/vagrant-dns/service.rb', line 56

def restart!
  stop!
  start!
end

#run!(run_options) ⇒ Object 



20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
 
# File 'lib/vagrant-dns/service.rb', line 20

def run!(run_options)
  Daemons.run_proc("vagrant-dns", run_options) do
    require 'resolv'
    require 'rubydns'

    # come on, this is Ruby
    # Ruby 1.9.3 does not implement :make_requester anymore
    # Luckily :make_udp_requester is just the same
    begin
      Resolv::DNS.instance_method(:make_requester)
    rescue NameError
      Resolv::DNS.class_eval { 
        alias :make_requester :make_udp_requester
      }
    end

    registry = YAML.load(File.read(config_file))
    std_resolver = Resolv::DNS.new

    RubyDNS::run_server(:listen => VagrantDNS::Config.listen) do
      registry.each do |pattern, ip|
        match(Regexp.new(pattern), :A) do |match_data, transaction|
          transaction.respond!(ip)
        end
      end

      otherwise do |transaction|
        transaction.passthrough!(std_resolver) do |reply, reply_name|
          puts reply
          puts reply_name
        end
      end
    end
  end
end

#runopts ⇒ Object 



61
62
63
64
65
66
 
# File 'lib/vagrant-dns/service.rb', line 61

def runopts
  {:dir_mode => :normal, 
   :dir => File.join(tmp_path, "daemon"),
   :log_output => true,
   :log_dir => File.join(tmp_path, "daemon")}
end

#start! ⇒ Object 



10
11
12
13
 
# File 'lib/vagrant-dns/service.rb', line 10

def start!
  run_options = {:ARGV => ["start"]}.merge(options).merge(runopts)
  run!(run_options)
end

#stop! ⇒ Object 



15
16
17
18
 
# File 'lib/vagrant-dns/service.rb', line 15

def stop!
  run_options = {:ARGV => ["stop"]}.merge(options).merge(runopts)
  run!(run_options)
end