functions.bonding

   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
  22 function bonding_init() {
  23         if ! grep -q "^bonding" /proc/modules; then
  24                 modprobe bonding
  25
  26                 bonding_remove bond0
  27         fi
  28 }
  29
  30 init_register bonding_init
  31
  32 function bonding_create() {
  33         local device=${1}
  34         local mac=${2}
  35
  36         [ -z "${mac}" ] && mac=$(mac_generate)
  37
  38         log INFO "Creating bonding device '${device}' (${mac})."
  39
  40         echo "+${device}" > /sys/class/net/bonding_masters
  41         device_set_address ${device} ${mac}
  42 }
  43
  44 function bonding_remove() {
  45         local device=${1}
  46         assert isset device
  47
  48         log INFO "Remove bonding device '${device}'."
  49
  50         device_set_down ${device}
  51         echo "-${device}" > /sys/class/net/bonding_masters
  52 }
  53
  54 function bonding_set_mode() {
  55         local device=${1}
  56         local mode=${2}
  57
  58         log INFO "Setting bonding mode on '${device}' '${mode}'."
  59
  60         echo "${mode}" > /sys/class/net/${device}/bonding/mode
  61 }
  62
  63 function bonding_get_mode() {
  64         local device=${1}
  65
  66         local mode mode_num
  67         read mode mode_num < ${SYS_CLASS_NET}/${device}/bonding/mode
  68         echo "${mode}"
  69 }
  70
  71 function bonding_enslave_device() {
  72         local device=${1}
  73         local slave=${2}
  74         shift 2
  75
  76         assert isset device
  77         assert isset slave
  78
  79         log INFO "Enslaving slave '${slave}' to '${device}'."
  80
  81         device_set_down ${slave}
  82         echo "+${slave}" > /sys/class/net/${device}/bonding/slaves
  83 }
  84
  85 function bonding_get_slaves() {
  86         local device=${1}
  87
  88         cat ${SYS_CLASS_NET}/${device}/bonding/slaves
  89 }
  90
  91 function bonding_get_active_slave() {
  92         local device=${1}
  93
  94         cat ${SYS_CLASS_NET}/${device}/bonding/active_slave
  95 }
  96
  97 # XXX function bonding_get_lacp_rate?
  98
  99 function bonding_get_miimon() {
 100         local device=${1}
 101
 102         cat ${SYS_CLASS_NET}/${device}/bonding/miimon
 103 }
 104
 105 function bonding_set_miimon() {
 106         local device=${1}
 107         local miimon=${2}
 108
 109         echo "${miimon}" > ${SYS_CLASS_NET}/${device}/bonding/miimon
 110 }
 111
 112 function bonding_device_print() {
 113         local device=${1}
 114
 115         ethernet_device_print ${device}
 116
 117         echo # Empty line
 118
 119         printf "${DEVICE_PRINT_LINE1}" "Mode:" "$(bonding_get_mode ${device})"
 120         printf "${DEVICE_PRINT_LINE1}" "Slaves:" "$(bonding_get_slaves ${device})"
 121 }
 122
 123 function bonding_slave_get_master() {
 124         local slave=${1}
 125
 126         assert isset slave
 127         assert device_is_bonded ${slave}
 128
 129         local device
 130         for device in $(devices_get_all); do
 131                 if device_is_bonding ${device} && listmatch ${slave} $(bonding_get_slaves ${device}); then
 132                         echo "${device}"
 133                         return ${EXIT_OK}
 134                 fi
 135         done
 136
 137         return ${EXIT_ERROR}
 138 }