Class: OSPFv2::TosMetric

Inherits:
Object show all
Includes:
Common
Defined in:
lib/ie/tos_metric.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Common

#ivar_to_klassname, #ivars, #set, #to_hash

Constructor Details

#initialize(arg = {}) ⇒ TosMetric

Returns a new instance of TosMetric.



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# File 'lib/ie/tos_metric.rb', line 61

def initialize(arg={})
  arg = arg.dup
  @tos,@cost=0,0
  if arg.is_a?(Hash)
    set arg
  elsif arg.is_a?(String)
    parse arg
  elsif arg.is_a?(self.class)
    parse arg.encode
  elsif arg.is_a?(Array) and arg.size==2
    @tos, @cost = arg
  else
    raise ArgumentError, "Invalid Argument: #{arg.inspect}"
  end
end

Instance Attribute Details

#cost ⇒ Object (readonly)

Returns the value of attribute cost.



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# File 'lib/ie/tos_metric.rb', line 59

def cost
  @cost
end

#tos ⇒ Object (readonly) Also known as: id

Returns the value of attribute tos.



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# File 'lib/ie/tos_metric.rb', line 59

def tos
  @tos
end

Instance Method Details

#encode ⇒ Object 



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# File 'lib/ie/tos_metric.rb', line 79

def encode
  m = []
  m << [tos].pack('C')
  m << [cost].pack('N').unpack('C4')[1..-1].pack('C3')
  m.join
end

#parse(s) ⇒ Object 



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# File 'lib/ie/tos_metric.rb', line 86

def parse(s)
  @tos, *cost = s.unpack('C4')
  @cost = [0,*cost].pack('C4').unpack('N')[0]
end

#to_s ⇒ Object 



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# File 'lib/ie/tos_metric.rb', line 91

def to_s
  self.class.to_s.split('::').last + ": tos: #{tos} cost: #{cost}"
end

#to_s_junos_style ⇒ Object 



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# File 'lib/ie/tos_metric.rb', line 95

def to_s_junos_style
  "Topology (ID #{id}) -> Metric: #{cost}"
end