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#
# Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
#

require 'ipaddr'
require 'puppet/property/list'

def valid_hostname?(hostname)
    return false if hostname.length > 255 or hostname.scan('..').any?
    hostname = hostname[0...-1] if hostname.index('.', -1)
    return hostname.split('.').collect { |i|
        i.size <= 63 and 
        not (i.rindex('-', 0) or i.index('-', -1) or i.scan(/[^a-z\d-]/i).any?)
    }.all?
end

Puppet::Type.newtype(:nis) do
    @doc = "Manage the configuration of the NIS client for Oracle Solaris"

    newparam(:name) do
       desc "The symbolic name for the NIS domain and client settings to use.
              This name is used for human reference only."
        isnamevar
    end

    newproperty(:domainname) do
        desc "The NIS domainname"
    end

    newproperty(:ypservers, :parent => Puppet::Property::List) do
        desc "The hosts or IP addresses to use as NIS servers.  Specify
              multiple entries as an array"

        # ensure should remains an array as long as there's more than 1 entry
        def should
            if @should.length == 1
                @should[0]
            else
                @should
            end
        end

        def insync?(is)
            is = [] if is == :absent or is.nil?
            if should.is_a? Array
                is.sort == self.should.sort
            end
        end

        # svcprop returns multivalue entries delimited with a space
        def delimiter
            " "
        end

        validate do |value|
            begin
                ip = IPAddr.new(value)
            rescue ArgumentError
                # the value wasn't a valid IP address, so check the hostname
                raise Puppet::Error, "ypserver entry:  #{value} is 
                    invalid" if not valid_hostname? value
            end
        end
    end

    newproperty(:securenets) do
        desc "Entries for /var/yp/securenets.  Each entry must be a hash.
              The first element in the hash is either a host or a netmask.
              The second element must be an IP network address.  Specify
              multiple entries as separate entries in the hash."
    end

    newproperty(:use_broadcast) do
        desc "Send a broadcast datagram requesting needed bind information for
              a specific NIS server."
        newvalues(:true, :false)
    end

    newproperty(:use_ypsetme) do
        desc "Only allow root on the client to change the binding to a desired
              server."
        newvalues(:true, :false)
    end
end