Puppet Function: is_mac_address

Defined in:
puppet/modules/stdlib/lib/puppet/parser/functions/is_mac_address.rb
Function type:
Ruby 3.x API

Overview

is_mac_address() ⇒ Any

Returns true if the string passed to this function is a valid mac address.

Returns:

  • (Any) 


6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
# File 'puppet/modules/stdlib/lib/puppet/parser/functions/is_mac_address.rb', line 6

newfunction(:is_mac_address, :type => :rvalue, :doc => <<-EOS
Returns true if the string passed to this function is a valid mac address.
  EOS
) do |arguments|

  if (arguments.size != 1) then
    raise(Puppet::ParseError, "is_mac_address(): Wrong number of arguments "+
      "given #{arguments.size} for 1")
  end

  mac = arguments[0]

  if /^[a-f0-9]{1,2}(:[a-f0-9]{1,2}){5}$/i.match(mac) then
    return true
  else
    return false
  end

end