Module: Dory::Resolv::Macos

Defined in:
lib/dory/resolv/macos.rb

Class Method Summary collapse

Class Method Details

.clean ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 73

def self.clean
  self.resolv_files.each do |filename|
    puts "Requesting sudo to delete '#{filename}'".green
    Bash.run_command("sudo rm -f #{filename}")
  end
end

.configure ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 58

def self.configure
  # have to use this hack cuz we don't run as root :-(
  unless Dir.exist?(self.resolv_dir)
    puts "Requesting sudo to create directory #{self.resolv_dir}".green
    Bash.run_command("sudo mkdir -p #{self.resolv_dir}")
  end
  self.resolv_files.each do |filename|
    puts "Requesting sudo to write to #{filename}".green
    Bash.run_command("echo -e '#{self.resolv_contents}' | sudo /usr/bin/tee #{Shellwords.escape(filename)} >/dev/null")
  end
rescue DinghyError => e
  puts e.message.red
  false
end

.configured_to_use_dinghy ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 33

def self.configured_to_use_dinghy
  Dory::Dinghy.match?(Dory::Config.settings[:dory][:resolv][:nameserver])
end

.contents_has_our_nameserver?(contents) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dory/resolv/macos.rb', line 98

def self.contents_has_our_nameserver?(contents)
  comment_match = contents =~ /#{self.file_comment}/
  port_match = contents =~ /port.#{self.port}/
  if configured_to_use_dinghy
    !!(comment_match && port_match)
  else
    nameserver_match = contents =~ /#{self.file_nameserver_line}/
    !!(comment_match && port_match && nameserver_match)
  end
end

.file_comment ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 46

def self.file_comment
  '# added by dory'
end

.file_nameserver_line ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 42

def self.file_nameserver_line
  "nameserver #{self.nameserver}"
end

.has_our_nameserver? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dory/resolv/macos.rb', line 88

def self.has_our_nameserver?
  self.resolv_files.all? do |filename|
    if File.exist?(filename)
      self.contents_has_our_nameserver?(File.read(filename))
    else
      false
    end
  end
end

.nameserver ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 37

def self.nameserver
  ns = Dory::Config.settings[:dory][:resolv][:nameserver]
  Dory::Dinghy.match?(ns) ? Dory::Dinghy.ip : ns
end

.port ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 10

def self.port
  Dory::Config.settings[:dory][:resolv][:port] || 19323
end

.resolv_contents ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 50

def self.resolv_contents
  <<-EOF.gsub(' ' * 10, '')
    #{self.file_comment}
    #{self.file_nameserver_line}
    port #{self.port}
  EOF
end

.resolv_dir ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 14

def self.resolv_dir
  '/etc/resolver'
end

.resolv_file_contents ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 84

def self.resolv_file_contents
  File.read(self.resolv_file)
end

.resolv_file_names ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 18

def self.resolv_file_names
  # on macos the file name should match the domain
  if Dory::Config.settings[:dory][:dnsmasq][:domain]
    [Dory::Config.settings[:dory][:dnsmasq][:domain]]
  elsif Dory::Config.settings[:dory][:dnsmasq][:domains]
    Dory::Config.settings[:dory][:dnsmasq][:domains].map{ |d| d[:domain] }
  else
    ['docker']
  end
end

.resolv_files ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 29

def self.resolv_files
  self.resolv_file_names.map{ |f| "#{self.resolv_dir}/#{f}" }
end

.system_resolv_file ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 6

def self.system_resolv_file
  '/etc/resolv.conf'
end

.system_resolv_file_contents ⇒ Object 



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# File 'lib/dory/resolv/macos.rb', line 80

def self.system_resolv_file_contents
  File.read(self.system_resolv_file)
end