Class: Hosum::Hosts

Inherits:
Container show all
Defined in:
lib/hosum/hosts.rb

Instance Attribute Summary collapse

Attributes inherited from Container

#children, #ips_list, #options, #parent

Instance Method Summary collapse

Methods inherited from Container

#find_first_ip

Constructor Details

#initialize ⇒ Hosts

Returns a new instance of Hosts.



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# File 'lib/hosum/hosts.rb', line 5

def initialize
  super
  self.domains = []
end

Instance Attribute Details

#domains ⇒ Object

Returns the value of attribute domains.



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# File 'lib/hosum/hosts.rb', line 3

def domains
  @domains
end

Instance Method Details

#expand_domains ⇒ Object 



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# File 'lib/hosum/hosts.rb', line 10

def expand_domains
  self.domains.map do |domain|
    holders = []
    
    regex = /\[([^\[\]]+)-([^\[\]]+)\]/
    domain = domain.gsub(regex) do |str|
      m = str.match(regex)
      holders << Range.new(m[1], m[2]).to_a
      "%s"
    end
    
    expand_list = []
    holders.each do |holder|
      if expand_list.empty?
        expand_list = holder.map {|v| [v] }
        next
      end

      tmp = []
      expand_list.each do |expand|
        holder.each do |h|
          tmp << expand + [ h ]
        end
      end
      expand_list = tmp
    end
    
    if holders.empty?
      domain
    else
      expand_list.map { |e| domain % e}
    end
    
  end.flatten
end

#to_dnsmasq(options = {}) ⇒ Object 



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# File 'lib/hosum/hosts.rb', line 50

def to_dnsmasq(options = {})
  domains = self.expand_domains
  if self.options[:dnsmasq]
    domains = [ self.options[:dnsmasq] ].flatten
  end
  
  domains.map{ |domain| "address=/#{domain}/#{find_first_ip}\n" }.join
end

#to_hosts(options = {}) ⇒ Object 



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# File 'lib/hosum/hosts.rb', line 46

def to_hosts(options = {})
  self.expand_domains.map{ |domain| "#{find_first_ip}	#{domain}\n" }.join
end