1 | module Puppet::Parser::Functions
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2 |
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3 | newfunction(:validate_ipv6_address, :doc => <<-ENDHEREDOC
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4 | Validate that all values passed are valid IPv6 addresses.
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5 | Fail compilation if any value fails this check.
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6 |
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7 | The following values will pass:
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8 |
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9 | $my_ip = "3ffe:505:2"
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10 | validate_ipv6_address(1)
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11 | validate_ipv6_address($my_ip)
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12 | validate_bool("fe80::baf6:b1ff:fe19:7507", $my_ip)
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13 |
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14 | The following values will fail, causing compilation to abort:
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15 |
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16 | $some_array = [ true, false, "garbage string", "1.2.3.4" ]
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17 | validate_ipv6_address($some_array)
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18 |
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19 | ENDHEREDOC
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20 | ) do |args|
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21 |
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22 | function_deprecation([:validate_ipv6_address, 'This method is deprecated, please use the stdlib validate_legacy function, with Stdlib::Compat::Ipv6. There is further documentation for validate_legacy function in the README.'])
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23 |
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24 | require "ipaddr"
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25 | rescuable_exceptions = [ ArgumentError ]
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26 |
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27 | if defined?(IPAddr::InvalidAddressError)
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28 | rescuable_exceptions << IPAddr::InvalidAddressError
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29 | end
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30 |
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31 | unless args.length > 0 then
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32 | raise Puppet::ParseError, ("validate_ipv6_address(): wrong number of arguments (#{args.length}; must be > 0)")
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33 | end
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34 |
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35 | args.each do |arg|
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36 | unless arg.is_a?(String)
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37 | raise Puppet::ParseError, "#{arg.inspect} is not a string."
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38 | end
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39 |
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40 | begin
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41 | unless IPAddr.new(arg).ipv6?
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42 | raise Puppet::ParseError, "#{arg.inspect} is not a valid IPv6 address."
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43 | end
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44 | rescue *rescuable_exceptions
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45 | raise Puppet::ParseError, "#{arg.inspect} is not a valid IPv6 address."
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46 | end
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47 | end
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48 |
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49 | end
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50 |
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51 | end
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