ifupdown-ng/executor-scripts/linux/ethtool

#!/bin/sh
set -e

case "$PHASE" in
pre-up)
	settings="\
	${IF_ETHTOOL_ETHERNET_PORT:+ port $IF_ETHTOOL_ETHERNET_PORT}
	${IF_ETHTOOL_MSGLVL:+ msglvl $IF_ETHTOOL_MSGLVL}
	"
	[ -z "$settings" ] || $MOCK ethtool --change "$IFACE" $settings
	;;
up)
	# first do the link settings.
	link_settings="\
	${IF_ETHTOOL_LINK_SPEED:+ speed $IF_ETHTOOL_LINK_SPEED}
	${IF_ETHTOOL_LINK_DUPLEX:+ duplex $IF_ETHTOOL_LINK_DUPLEX}
	"

	# ethernet-wol can have a second arg (key), split into $1 and $2
	set -- $IF_ETHTOOL_ETHERNET_WOL
	link_settings="$link_settings${1:+ wol $1}${2:+ sopass $2}"

	# handle ethtool-ethernet-autoneg like Debian would
	case "$IF_ETHTOOL_ETHERNET_AUTONEG" in
	on|off)
		link_settings="$link_settings autoneg $IF_ETHTOOL_ETHERNET_AUTONEG"
		;;
	*)
		link_settings="$link_settings autoneg on advertise $IF_ETHTOOL_ETHERNET_AUTONEG"
		;;
	esac

	[ -z "$link_settings" ] || $MOCK ethtool --change "$IFACE" $link_settings

	;;
esac