Class: VagrantPlugins::CommandDns::Action::Host::Destroy

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

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ Destroy

Returns a new instance of Destroy.



9
10
11
12
 
# File 'lib/vagrant-command-dns/action/host/destroy.rb', line 9

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

Instance Method Details

#call(env) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/vagrant-command-dns/action/host/destroy.rb', line 14

def call(env)
  unless env[:machine].config.dns.__skip
    if env[:machine].state.id != :running
      raise Errors::MachineStateError, state: 'running'
    end
  end

  lines = []
  env[:record_map].each do |hostname, ip|
    if env[:machine].config.dns.__skip
      record_pattern = Regexp.new('^\s*[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\s+' + hostname)
    else
      record_pattern = Regexp.new('^\s*' + ip + '\s+' + hostname)
    end
    File.open('/etc/hosts', 'r') do |f|
      f.each_line do |line|
        unless line.match(/#{record_pattern}/)
          lines.push(line.chomp)
        end
      end
    end
  end

  content = lines.join("\n").strip
  unless system("sudo sh -c 'echo \"#{content}\" > /etc/hosts'")
    env[:ui].error(I18n.t('vagrant_command_dns.command.host.edit_error'))
  end

  @app.call(env)
end