dhcp: Add support for DHCPv6 over Ethernet
[people/ms/network.git] / src / hooks / ports / ethernet
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1#!/bin/bash
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2010 Michael Tremer & Christian Schmidt #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
21
8c63fa13 22. /usr/lib/network/header-port
711ffac1 23
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24# DEVICE equals the actual MAC address of the device.
25# If ADDRESS is set, the device will get ADDRESS set for its MAC address.
26
27HOOK_SETTINGS="HOOK ADDRESS DEVICE"
711ffac1 28
1e6f187e 29function hook_check_settings() {
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30 assert ismac DEVICE
31
32 if isset ADDRESS; then
33 assert ismac ADDRESS
34 fi
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35}
36
1ba6a2bb 37function hook_new() {
711ffac1 38 local port=${1}
711ffac1 39 assert isset port
64b7bffd 40 shift
711ffac1 41
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42 ADDRESS=""
43 DEVICE=$(device_get_address ${port})
711ffac1 44
e9df08ad 45 port_settings_write "${port}" ${HOOK_SETTINGS}
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46
47 exit ${EXIT_OK}
48}
49
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50function hook_create() {
51 # Nothing to do here. Real ethernet devices cannot
52 # be created. They are just there.
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53 exit ${EXIT_OK}
54}
55
1ba6a2bb 56function hook_remove() {
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57 exit ${EXIT_OK}
58}
59
2181765d 60function hook_hotplug_rename() {
8895cf8f 61 local port=${1}
8895cf8f 62 assert isset port
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63
64 local device=${2}
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65 assert isset device
66
64b7bffd 67 # Read in the conifguration file.
e9df08ad 68 port_settings_read "${port}" ${HOOK_SETTINGS}
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69
70 # Get the current MAC address of the device.
71 local address=$(device_get_address ${device})
72 assert isset address
8895cf8f 73
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74 # Check if the address matches with the configuration.
75 if list_match "${address}" ${DEVICE} ${ADDRESS}; then
8c63fa13 76 log DEBUG "Device '${device}' equals port '${port}'."
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77
78 # Change the MAC address, if needed.
79 if isset ADDRESS; then
80 device_set_address "${device}" "${ADDRESS}"
81 fi
82
83 # Everything is done.
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84 exit ${EXIT_OK}
85 fi
86
8c63fa13 87 log DEBUG "Device '${device}' does not equal port '${port}'."
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88 exit ${EXIT_ERROR}
89}