hooks/bonding

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $NETWORK_DEVICES/services/bonding
   4 #
   5 # Description : Bonding Script
   6 #
   7 # Authors     : Michael Tremer - michael.tremer@ipfire.org
   8 #
   9 # Version     : 00.00
  10 #
  11 # Notes       : This script adds bonding support.
  12 #
  13 ########################################################################
  14
  15 . /lib/network/hook-header
  16
  17 HOOK_NAME=bonding
  18 HOOK_TYPE=port
  19 HOOK_PRIO=50
  20
  21 DEFAULT_MODE=
  22
  23 function port_name() {
  24         echo "${zone}t+"
  25 }
  26
  27 case "${action}" in
  28         help)
  29                 ;;
  30
  31         info)
  32                 echo "HOOK_NAME=${HOOK_NAME}"
  33                 echo "HOOK_TYPE=${HOOK_TYPE}"
  34                 ;;
  35
  36         pre-up)
  37                 if ! grep -q ^bonding /proc/modules; then
  38                         modprobe bonding
  39                         echo "-bond0" > /sys/class/net/bonding_masters
  40                 fi
  41
  42                 if device_exists ${MAC}; then
  43                         device=$(devicify ${MAC})
  44                         if ! device_is_bonding ${device}; then
  45                                 log_failure_msg "Device \"${device}\" is up, but not a bonding device."
  46                                 exit ${EXIT_ERR}
  47                         fi
  48                         exit ${EXIT_OK}
  49                 fi
  50
  51                 device=$(device_get_free $(port_name))
  52                 echo "+${device}" > /sys/class/net/bonding_masters
  53                 ip link set ${device} address ${MAC}
  54
  55                 [ -n "${MODE}" ] && \
  56                         echo "${MODE}" > /sys/class/net/${device}/bonding/mode
  57
  58                 echo "${MIIMON-100}" > /sys/class/net/${device}/bonding/miimon
  59
  60                 for slave in ${SLAVES}; do
  61                         if device_exists ${slave}; then
  62                                 if device_is_up ${slave}; then
  63                                         log_warning_msg "Cannot enslave device \"${slave}\"."
  64                                         continue
  65                                 fi
  66                                 device_rename "$(devicify ${slave})" "${device}s+"
  67                                 echo "+$(devicify ${slave})" > /sys/class/net/${device}/bonding/slaves
  68                         else
  69                                 log_warning_msg "Device ${slave} does not exist."
  70                         fi
  71                 done
  72
  73                 ip link set ${device} up
  74
  75                 log_success_msg "Setting up trunk ${MAC}..."
  76                 ;;
  77
  78         post-up)
  79                 device=$(devicify ${MAC})
  80                 if ! zone_has_device_attached ${zone} ${device}; then
  81                         zone_add_port ${zone} ${device}
  82                 fi
  83                 ;;
  84
  85         pre-down)
  86                 device=$(devicify ${MAC})
  87                 if zone_has_device_attached ${zone} ${device}; then
  88                         zone_del_port ${zone} ${device}
  89                 fi
  90                 ;;
  91
  92         post-down)
  93                 device=$(devicify ${MAC})
  94                 if port_is_up ${device}; then
  95                         MESSAGE="Pulling down trunk ${MAC}..."
  96                         ip link set ${device} down
  97                         evaluate_retval
  98                         echo "-${device}" > /sys/class/net/bonding_masters
  99                 fi
 100                 ;;
 101
 102         add)
 103                 MAC=$(mac_generate)
 104                 MODE=${DEFAULT_MODE}
 105
 106                 while [ $# -gt 0 ]; do
 107                         case "${1}" in
 108                                 --mac=*)
 109                                         MAC=${1#--mac=}
 110                                         ;;
 111                                 --mode=*)
 112                                         MODE=${1#--mode=}
 113                                         ;;
 114                                 *)
 115                                         SLAVES="${SLAVES} $(macify ${1})"
 116                                         ;;
 117                         esac
 118                         shift
 119                 done
 120
 121                 UUID=$(uuid)
 122                 cat <<EOF > ${CONFIG_UUIDS}/${UUID}
 123 HOOK="${HOOK_NAME}"
 124 MAC="${MAC}"
 125 MODE="${MODE}"
 126 SLAVES="$(echo ${SLAVES})"
 127 EOF
 128                 ln -sf ${CONFIG_UUIDS}/${UUID} \
 129                         ${CONFIG_ZONES}/${zone}/${HOOK_NAME}-${UUID}
 130
 131                 log_success_msg "Configuration successfully saved!"
 132                 echo    "      MAC address : ${MAC}"
 133                 echo    "      Mode        : ${MODE}"
 134                 echo    "      Slaves      : $(echo ${SLAVES})"
 135                 ;;
 136
 137         rem)
 138                 ;;
 139
 140         status)
 141                 DEVICE=$(devicify ${MAC})
 142                 echo -e "#  ${CLR_BOLD_CYN}Trunk ${DEVICE} (${MAC})${NORMAL}"
 143                 if device_is_up ${MAC}; then
 144                          echo -e "#    State: ${CLR_BOLD_GRN}up${NORMAL}"
 145                          echo    "#"
 146                          for slave in $(</sys/class/net/${DEVICE}/bonding/slaves); do
 147                                 echo -e "#    ${CLR_BOLD_CYN}Slave port ${slave}${NORMAL}"
 148
 149                                 echo -n "#      State: "
 150                                 if device_is_up ${slave}; then
 151                                         echo -e "${CLR_BOLD_GRN}up${NORMAL}"
 152                                 else
 153                                         echo -e "${CLR_BOLD_RED}down${NORMAL}"
 154                                 fi
 155
 156                                 echo -n "#      Link : "
 157                                 if device_has_carrier ${slave}; then
 158                                         echo -e "${CLR_BOLD_GRN}yes${NORMAL}"
 159                                 else
 160                                         echo -e "${CLR_BOLD_RED}no${NORMAL}"
 161                                 fi
 162                          done
 163                 else
 164                         echo -e "#    State: ${CLR_BOLD_RED}down${NORMAL}"
 165                 fi
 166
 167                 device_is_up ${MAC}
 168                 exit ${?}
 169                 ;;
 170
 171         *)
 172                 echo "Usage: ${0} [interface] {up|down|add|remove|attach|detach|status}"
 173                 exit 1
 174         ;;
 175 esac
 176
 177 # End $NETWORK_DEVICES/services/bonding