Class: Landrush::ResolverConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/landrush/resolver_config.rb

Class Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(env = {}) ⇒ ResolverConfig

Returns a new instance of ResolverConfig.



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# File 'lib/landrush/resolver_config.rb', line 17

def initialize(env={})
  @env = env
end

Class Attribute Details

.config_dir ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 13

def self.config_dir
  @config_dir ||= Pathname('/etc/resolver')
end

.sudo ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 9

def self.sudo
  @sudo ||= 'sudo'
end

Instance Method Details

#config_dir ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 36

def config_dir
  self.class.config_dir
end

#config_file ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 40

def config_file
  config_dir.join(@env[:machine].config.landrush.tld)
end

#contents_match? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/landrush/resolver_config.rb', line 44

def contents_match?
  config_file.exist? && File.read(config_file) == desired_contents
end

#desired_contents ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 25

def desired_contents; <<-EOS.gsub(/^      /, '')
  # Generated by landrush, a vagrant plugin
  nameserver 127.0.0.1
  port #{Server.port}
  EOS
end

#ensure_config_exists! ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 59

def ensure_config_exists!
  if contents_match?
    info "Host DNS resolver config looks good."
  else
    info "Need to configure the host."
    write_config!
  end
end

#info(msg) ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 21

def info(msg)
  @env[:ui].info("[landrush] #{msg}")
end

#osx? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/landrush/resolver_config.rb', line 32

def osx?
  `uname`.chomp == 'Darwin'
end

#sudo ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 68

def sudo
  self.class.sudo
end

#write_config! ⇒ Object 



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# File 'lib/landrush/resolver_config.rb', line 48

def write_config!
  info "Momentarily using sudo to put the host config in place..."
  system "#{self.class.sudo} mkdir #{config_dir}" unless config_dir.directory?
  Tempfile.open('vagrant_landrush_host_config') do |f|
    f.write(desired_contents)
    f.close
    system "#{sudo} cp #{f.path} #{config_file}"
    system "#{sudo} chmod 644 #{config_file}"
  end
end