#

# CDDL HEADER START

#

# The contents of this file are subject to the terms of the

# Common Development and Distribution License (the "License").

# You may not use this file except in compliance with the License.

#

# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

# or http://www.opensolaris.org/os/licensing.

# See the License for the specific language governing permissions

# and limitations under the License.

#

# When distributing Covered Code, include this CDDL HEADER in each

# file and include the License file at usr/src/OPENSOLARIS.LICENSE.

# If applicable, add the following below this CDDL HEADER, with the

# fields enclosed by brackets "[]" replaced with your own identifying

# information: Portions Copyright [yyyy] [name of copyright owner]

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# CDDL HEADER END

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#

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

#

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

    desc "Provider for managing Oracle Solaris IP Tunnel links"

    confine :operatingsystem => [:solaris]

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

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

    def self.instances

        dladm("show-iptun", "-p", "-o", "link,type,local,remote").split(

              "\n").collect do |line|

            link, type, local, remote = line.split(":")

            new(:name => link,

                :ensure => :present,

                :tunnel_type => type,

                :local_address => local,

                :remote_address => remote)

        end

    end

    def self.prefetch(resources)

        # pull the instances on the system

        ip_tunnels = instances

        # set the provider for the resource to set the property_hash

        resources.keys.each do |name|

            if provider = ip_tunnels.find{ |ip_tunnel| ip_tunnel.name == name}

                resources[name].provider = provider

            end

        end

    end

    [:tunnel_type, :local_address, :remote_address].each do |field|

        define_method(field) do

            begin

                @property_hash[field]

            end

        end

    end

    def local_address=(value)

        dladm("modify-iptun", "-a", "local=#{value}", @resource[:name])

    end

    def remote_address=(value)

        dladm("modify-iptun", "-a", "remote=#{value}", @resource[:name])

    end

    def add_options

       options = []

       if @resource[:temporary] == :true

         options << "-t"

       end

       if tunnel_type = @resource[:tunnel_type] and tunnel_type != nil

           options << "-T" << resource[:tunnel_type]

       end

       if local = @resource[:local_address] and local != nil

           options << "-a" << "local=#{local}"

       end

       if remote = @resource[:remote_address] and remote != nil

           options << "-a" << "remote=#{remote}"

       end

       options

    end

    def exists?

        @property_hash[:ensure] == :present

    end

    def create

        dladm('create-iptun', add_options, @resource[:name])

    end

    def destroy

        dladm('delete-iptun', @resource[:name])

    end

end