29 lines
1.3 KiB
Bash
Executable File
29 lines
1.3 KiB
Bash
Executable File
#! /bin/sh -e
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# Make sure that /etc/network/devnames is up to date, using sysfs. In
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# hotplug land, we may not get a chance to update it otherwise.
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if [ ! -d /sys/class/net ] || ! type lspci >/dev/null 2>&1; then
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exit
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fi
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for dev in $(grep : /proc/net/dev | sort | cut -d: -f1); do
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if grep "^$dev:" /etc/network/devnames >/dev/null 2>&1; then
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continue
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fi
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if [ -f "/sys/class/net/$dev/device/vendor" ] && \
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[ -f "/sys/class/net/$dev/device/device" ]; then
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vendor="$(sed 's/^0x//' "/sys/class/net/$dev/device/vendor")"
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device="$(sed 's/^0x//' "/sys/class/net/$dev/device/device")"
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# 'tail -n 1' because for some reason lspci outputs two
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# Device: lines.
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vendorname="$(lspci -d "$vendor:$device" -m -v | grep ^Vendor: | tail -n 1 | sed 's/^Vendor:[[:space:]]*//; s/,/\\,/g')"
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devicename="$(lspci -d "$vendor:$device" -m -v | grep ^Device: | tail -n 1 | sed 's/^Device:[[:space:]]*//; s/,/\\,/g')"
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if [ "$vendorname" ] || [ "$devicename" ]; then
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echo "$dev:$vendorname $devicename" >> /etc/network/devnames
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fi
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elif [ "$(readlink -f /sys/class/net/$dev/device/bus)" = /sys/bus/ieee1394 ] || \
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[ "$(readlink -f /sys/class/net/$dev/device/bus)" = /sys/bus/firewire ]; then
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echo "$dev:FireWire (IEEE 1394) Ethernet device" >> /etc/network/devnames
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fi
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done
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