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require 'ipaddr'

require 'puppet/property/list'

# DNS options

simple_opts = ["debug", "rotate", "no-check-names", "inet6"]

arg_opts =  ["ndots", "timeout", "retrans", "attempts", "retry"]

Puppet::Type.newtype(:dns) do

    @doc = "Manage the configuration of the DNS client for Oracle Solaris"

    newparam(:name) do

        desc "The symbolic name for the DNS client settings to use.  This name

              is used for human reference only."

        isnamevar

    end

    newproperty(:nameserver, :parent => Puppet::Property::List) do

        desc "The IP address(es) the resolver is to query.  A maximum of

              3 IP addresses may be specified.  Specify multiple IP addresses

              as an array"

        def should

        end

        def insync?(is)

            is = [] if is == :absent or is.nil?

        end

        # svcprop returns multivalue entries delimited with a space

        def delimiter

            " "

        end

        validate do |value|

            begin

                ip = IPAddr.new(value)

            rescue ArgumentError

                raise Puppet::Error, "nameserver IP address:  #{value} is 

                    invalid"

            end

        end

    end

    newproperty(:domain) do

        desc "The local domain name"

    end

    newproperty(:search, :parent => Puppet::Property::List) do

        desc "The search list for host name lookup.  A maximum of 6 search

              entries may be specified.  Specify multiple search entries as an

              array."

        def should

        end

        def insync?(is)

            is = [] if is == :absent or is.nil?

        end

        # svcprop returns multivalue entries delimited with a space

        def delimiter

            " "

        end

    end

    newproperty(:sortlist, :parent => Puppet::Property::List) do

        desc "Addresses returned by gethostbyname() to be sorted.  Entries must

              be specified in IP 'slash notation'.  A maximum of 10 sortlist

              entries may be specified.  Specify multiple entries as an array."

        def should

        end

        def insync?(is)

            is = [] if is == :absent or is.nil?

        end

        # svcprop returns multivalue entries delimited with a space

        def delimiter

            " "

        end

        validate do |value|

            begin

                ip = IPAddr.new(value)

            rescue ArgumentError

                raise Puppet::Error, "sortlist IP address: #{value} is invalid"

            end

        end

    end

    newproperty(:options, :parent => Puppet::Property::List) do

        desc "Set internal resolver variables.  Valid values are debug,

              ndots:n, timeout:n, retrans:n, attempts:n, retry:n, rotate,

              no-check-names, inet6.  For values with 'n', specify 'n' as an

              integer.  Specify multiple options as an array."

        def should

        end

        def insync?(is)

            is = [] if is == :absent or is.nil?

        end

        # svcprop returns multivalue entries delimited with a space

        def delimiter

            " "

        end

        validate do |value|

            data = value.split(":")

            if data.length == 1

                raise Puppet::Error, "option #{value} is invalid" \

                    if not simple_opts.include? data[0]

            elsif data.length == 2

                raise Puppet::Error, "option #{value} is invalid" \

                    if not arg_opts.include? data[0]

                # attempt to cast the integer specified

                begin

                    check = Integer(data[1])

                rescue ArgumentError

                    raise Puppet::Error, "option #{value} is invalid"

                end 

            else

                raise Puppet::Error, "option #{value} is invalid"

            end

        end

    end

end