Move offloading code into an own file
[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
5b1fd814 27HOOK_SETTINGS="HOOK ADDRESS ADVERTISED_LINK_SPEEDS DEVICE MTU"
711ffac1 28
1c6a4e30 29hook_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 if isset MTU; then
37 assert mtu_is_valid "ethernet" "${MTU}"
38 fi
3a0e1dda 39
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40 if isset MODES; then
41 local mode
42 for mode in ${MODES}; do
43 assert [ -n "${DEVICE_LINK_SPEEDS[${mode}]}" ]
44 done
3a0e1dda 45 fi
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46}
47
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48hook_parse_cmdline() {
49 while [ $# -gt 0 ]; do
50 case "${1}" in
51 --address=*)
52 ADDRESS="$(cli_get_val "${1}")"
53
54 if ! mac_is_valid "${ADDRESS}"; then
55 error "Invalid MAC address: ${ADDRESS}"
56 return ${EXIT_ERROR}
57 fi
58 ;;
ef53293c 59
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60 --advertised-link-speeds=*)
61 ADVERTISED_LINK_SPEEDS="$(cli_get_val "${1}")"
178aabc0 62
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63 local speed
64 for speed in ${ADVERTISED_LINK_SPEEDS}; do
65 if [ -z "${DEVICE_LINK_SPEEDS[${speed}]}" ]; then
66 error "Unsupported link speed: ${speed}"
67 return ${EXIT_ERROR}
68 fi
69 done
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70 ;;
71
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72 --mtu=*)
73 MTU="$(cli_get_val "${1}")"
74
75 if ! mtu_is_valid "ethernet" "${MTU}"; then
76 error "Invalid MTU: ${MTU}"
77 return ${EXIT_ERROR}
78 fi
79 ;;
3a0e1dda 80
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81 *)
82 error "Unknown argument: ${1}"
83 return ${EXIT_ERROR}
84 ;;
85 esac
86 shift
87 done
88}
89
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90hook_create() {
91 return ${EXIT_OK}
92}
93
ef53293c 94hook_up() {
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95 local port="${1}"
96
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97 local ${HOOK_SETTINGS}
98 if ! port_settings_read "${port}" ${HOOK_SETTINGS}; then
99 log ERROR "Could not read settings for port ${port}"
100 return ${EXIT_ERROR}
101 fi
102
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103 # Set MAC address, if needed
104 if isset ADDRESS; then
105 device_set_address "${port}" "${ADDRESS}"
106 fi
107
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108 # Set MTU
109 if isset MTU; then
110 device_set_mtu "${port}" "${MTU}"
111 else
112 device_set_mtu "${port}" "${DEFAULT_MTU}"
113 fi
114
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115 # Set link speeds
116 if isset ADVERTISED_LINK_SPEEDS; then
117 device_advertise_link_speeds "${port}" ${ADVERTISED_LINK_SPEEDS}
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118 fi
119
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120 # Auto-enable hardware offloading
121 offloading_auto "${port}"
c3db1412 122
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123 # Bring up the device
124 device_set_up "${port}"
125
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126 exit ${EXIT_OK}
127}
128
1c6a4e30 129hook_remove() {
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130 exit ${EXIT_OK}
131}
132
1c6a4e30 133hook_hotplug_rename() {
8895cf8f 134 local port=${1}
8895cf8f 135 assert isset port
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136
137 local device=${2}
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138 assert isset device
139
64b7bffd 140 # Read in the conifguration file.
e9df08ad 141 port_settings_read "${port}" ${HOOK_SETTINGS}
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142
143 # Get the current MAC address of the device.
144 local address=$(device_get_address ${device})
145 assert isset address
8895cf8f 146
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147 # Check if the address matches with the configuration.
148 if list_match "${address}" ${DEVICE} ${ADDRESS}; then
8c63fa13 149 log DEBUG "Device '${device}' equals port '${port}'."
2f7adf2c 150 exit ${EXIT_OK}
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151 fi
152
8c63fa13 153 log DEBUG "Device '${device}' does not equal port '${port}'."
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154 exit ${EXIT_ERROR}
155}