openrc/net/ethtool.sh
Gilles Oivier 0e4d169a40 Fix the Internal Field Seperator when using ethtool
ethtool.sh didn't reset the Internal Field Seperator (IFS) properly.
It now does, by storing the old IFS to OIFS, which will be used later
in the for loop.

It also fixes the "ethtool_ring_<if>" option.

Reported-by: Alois Schmid <alois.schmid@gmx.de>
X-Gentoo-Bug: 368525
X-Gentoo-Bug-URL: https://bugs.gentoo.org/368525
2011-09-18 14:42:39 +02:00

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1.4 KiB
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# Copyright (c) 2011 by Gentoo Foundation
# Released under the 2-clause BSD license.
_ethtool() {
echo /usr/sbin/ethtool
}
ethtool_depend()
{
program $(_ethtool)
before interface
}
# This is just to trim whitespace, do not add any quoting!
_trim() {
echo $*
}
ethtool_pre_start() {
local order opt OFS="${OIFS}"
eval order=\$ethtool_order_${IFVAR}
[ -z "${order}" ] && eval order=\$ethtool_order
[ -z "${order}" ] && order="flash change-eeprom change pause coalesce ring offload identify nfc rxfh-indir ntuple"
# ethtool options not used: --driver, --register-dump, --eeprom-dump, --negotiate, --test, --statistics
eindent
for opt in ${order} ; do
local args
eval args=\$ethtool_$(echo $opt | tr - _)_${IFVAR}
# Skip everything if no arguments
[ -z "${args}" ] && continue
# Split on \n
OIFS="${IFS}"
local IFS="$__IFS"
for p in ${args} ; do
IFS="${OIFS}"
local args_pretty="$(_trim "${p}")"
# Do nothing if empty
[ -z "${args_pretty}" ] && continue
[ "${opt}" = "ring" ] && opt="set-ring"
args_pretty="--${opt} $IFACE ${args_pretty}"
args="--${opt} $IFACE ${args}"
ebegin "ethtool ${args_pretty}"
$(_ethtool) ${args}
rc=$?
eend $rc "ethtool exit code $rc"
# TODO: ethtool has MANY different exit codes, with no
# documentation as to which ones are fatal or not. For now we
# simply print the exit code and don't stop the start sequence.
done
IFS="${OIFS}"
done
eoutdent
}