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#!/bin/bash SYSPATH="/sys/class/net/$1" DEV_ID=$(<"${SYSPATH}/dev_id") DEV_PORT=$(<"${SYSPATH}/dev_port") PHYS_PORT_NAME=$(<"${SYSPATH}/phys_port_name") #if PHYS_PORT_NAME is empty we are safe [ -z "${PHYS_PORT_NAME}" ] && exit 0 # On-board index based names if [ -n "${ID_NET_NAME_ONBOARD}" ]; then ID_NET_NAME_ONBOARD="${ID_NET_NAME_ONBOARD%d${DEV_PORT}}n${PHYS_PORT_NAME}" fi if [ -n "${DEV_ID}" ]; then DEV_ID=$(printf "%u" "${DEV_ID}") if [ "${DEV_ID}" -eq "0" ] && [ -n "${DEV_PORT}" ]; then # dev_port is decimal string, but we have a bug in net_id and we convert it to integer using base 16 DEV_ID=$(printf "%u" "0x${DEV_PORT}") fi fi # PCI hot plug slot number based names if [ -n "${ID_NET_NAME_SLOT}" ]; then ID_NET_NAME_SLOT="${ID_NET_NAME_SLOT%d${DEV_ID}}n${PHYS_PORT_NAME}" fi # PCI path based names if [ -n "${ID_NET_NAME_PATH}" ]; then ID_NET_NAME_PATH="${ID_NET_NAME_PATH%d${DEV_ID}}n${PHYS_PORT_NAME}" fi [ -n "${ID_NET_NAME_ONBOARD}" ] && echo "ID_NET_NAME_ONBOARD=${ID_NET_NAME_ONBOARD}" [ -n "${ID_NET_NAME_SLOT}" ] && echo "ID_NET_NAME_SLOT=${ID_NET_NAME_SLOT}" [ -n "${ID_NET_NAME_PATH}" ] && echo "ID_NET_NAME_PATH=${ID_NET_NAME_PATH}"