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Text File  |  2007-04-12  |  1.0 KB  |  28 lines
  1. #! /bin/sh -e
  2. # Make sure that /etc/network/devnames is up to date, using sysfs. In
  3. # hotplug land, we may not get a chance to update it otherwise.
  4.  
  5. if [ ! -d /sys/class/net ] || ! type lspci >/dev/null 2>&1; then
  6.     exit
  7. fi
  8.  
  9. for dev in $(grep : /proc/net/dev | sort | cut -d: -f1); do
  10.     if grep "^$dev:" /etc/network/devnames >/dev/null 2>&1; then
  11.         continue
  12.     fi
  13.     if [ ! -f "/sys/class/net/$dev/device/vendor" ] || \
  14.        [ ! -f "/sys/class/net/$dev/device/device" ]; then
  15.         continue
  16.     fi
  17.  
  18.     vendor="$(sed 's/^0x//' "/sys/class/net/$dev/device/vendor")"
  19.     device="$(sed 's/^0x//' "/sys/class/net/$dev/device/device")"
  20.     # 'tail -n 1' because for some reason lspci outputs two
  21.     # Device: lines.
  22.     vendorname="$(lspci -d "$vendor:$device" -m -v | grep ^Vendor: | tail -n 1 | sed 's/^Vendor:[[:space:]]*//; s/,/\\,/g')"
  23.     devicename="$(lspci -d "$vendor:$device" -m -v | grep ^Device: | tail -n 1 | sed 's/^Device:[[:space:]]*//; s/,/\\,/g')"
  24.     if [ "$vendorname" ] || [ "$devicename" ]; then
  25.         echo "$dev:$vendorname $devicename" >> /etc/network/devnames
  26.     fi
  27. done
  28.