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Puppet::Type.type(:interface_properties).provide(:interface_properties) do

    desc "Provider for managing Oracle Solaris interface properties"

    confine :operatingsystem => [:solaris]

    defaultfor :osfamily => :solaris, :kernelrelease => ['5.11', '5.12']

    commands :ipadm => '/usr/sbin/ipadm'

    def initialize(value={})

        super(value)

        @ifprops = {}

    end

    def self.instances

        props = {}

        ipadm("show-ifprop", "-c", "-o",

              "IFNAME,PROPERTY,PROTO,CURRENT").split("\n").collect do |line|

            ifname, property, proto, value = line.strip().split(":")

            fullname = ifname + "/" + proto

            if not props.has_key? fullname

                props[fullname] = {}

            end

            props[fullname][property] = value

        end

        interfaces = []

        props.each do |key, value|

            interfaces << new(:name => key,

                              :ensure => :present,

                              :properties => value)

        end

        interfaces

    end

    def self.prefetch(resources)

        # pull the instances on the system

        props = instances

        # set the provider for the resource to set the property_hash

        resources.keys.each do |name|

            if provider = props.find{ |prop| prop.name == name}

                resources[name].provider = provider

            end

        end

    end

    def properties

        @property_hash[:properties]

    end

    def properties=(value)

        end

    end

    def exists?

        if @resource[:properties] == nil

            return :false

        end

        ifname, protocol = @resource[:interface].split("/")

        @resource[:properties].each do |key, value|

            p = exec_cmd(command(:ipadm), "show-ifprop", "-m", protocol,

                         "-p", key, "-c", "-o", "CURRENT", ifname)

            if p[:exit] == 1

                Puppet.warning "Property '#{key}' not found for interface

                                #{ifname}"

                next

            end

            if p[:out].strip != value

                @ifprops[key] = value

            end

        end

        return @ifprops.empty?

    end

    def create

        name, proto = @resource[:interface].split("/")

    end

    def exec_cmd(*cmd)

        output = Puppet::Util::Execution.execute(cmd, :failonfail => false)

        {:out => output, :exit => $CHILD_STATUS.exitstatus}

    end

end