Class: DnsmasqConf

Inherits:
Object show all
Defined in:
lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename) ⇒ DnsmasqConf

Returns a new instance of DnsmasqConf.

Raises:

  • (ArgumentError) 


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# File 'lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb', line 5

def initialize(filename)
  raise ArgumentError, 'wrong filename' if filename.blank?
  raise IOError unless File.exists? filename
  @filename = filename
end

Instance Attribute Details

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb', line 3

def filename
  @filename
end

Instance Method Details

#delete(domain) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb', line 31

def delete(domain)
  raise ArgumentError, 'invalid domain instance' unless domain.is_a? Domain

  delete_line_from_file(@filename, Regexp.new("address=/\.#{domain.name}"))
end

#includes?(domain) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (ArgumentError) 


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# File 'lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb', line 22

def includes?(domain)
  raise ArgumentError, 'invalid domain instance' unless domain.is_a? Domain

  File.open(@filename, "r").each_line do |l|
    return true if Regexp.new("address=/\.#{domain.name}").match(l.strip)
  end
  return false
end

#insert(domain, ip) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/vagrant-dnsmasq/includes/Dnsmasq.class.rb', line 11

def insert(domain, ip)
  raise ArgumentError, 'invalid domain instance' unless domain.is_a? Domain
  raise ArgumentError, 'invalid ip instance' unless ip.is_a? Ip

  delete(domain) if includes?(domain)

  File.open(@filename, 'a') { |file|
    file.write "\naddress=/#{domain.dotted}/#{ip.v4}"
  }
end