#

# 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]

#

# CDDL HEADER END

#

#

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

#

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

    desc "Provider for management of IPMP interfaces for Oracle Solaris"

    confine :operatingsystem => [:solaris]

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

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

    def self.instances

        ifaces = []

        ipadm("show-if", "-p", "-o", "IFNAME,CLASS,OVER").each_line do |line|

            name, linkclass, over = line.strip().split(":", 3)

            next if linkclass != "ipmp"

            ifaces << new(:name => name.strip(),

                          :ensure => :present,

                          :interfaces => over)

        end

        ifaces

    end

    def self.prefetch(resources)

        # pull the instances on the system

        ifaces = instances

        # set the provider for the resource to set the property_hash

        resources.keys.each do |name|

            if provider = ifaces.find{ |iface| iface.name == name}

                resources[name].provider = provider

            end

        end

    end

    def interfaces

        @property_hash[:interfaces]

    end

    def interfaces=(value)

        current = self.interfaces.split()

        remove_list = []

        for entry in current - value

            remove_list << "-i" << entry

        end

        add_list = []

        for entry in value - current

            add_list << "-i" << entry

        end

        if not add_list.empty?

            ipadm("add-ipmp", add_list, @resource[:name])

        end

        if not remove_list.empty?

            ipadm("remove-ipmp", remove_list, @resource[:name])

        end

    end

    def add_options

        options = []

        if @resource[:temporary] == :true

            options << "-t"

        end

        for iface in @resource[:interfaces] do

            options << "-i" << iface

        end

        options

    end

    def exists?

        @property_hash[:ensure] == :present

    end

    def create

        ipadm('create-ipmp', add_options, @resource[:name])

    end

    def destroy

        for iface in self.interfaces.each_line do

            ipadm("remove-ipmp", "-i", iface, @resource[:name])

        end

        ipadm('delete-ipmp', @resource[:name])

    end

end