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# Copyright 2004-2007 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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iproute2_depend() {
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program /sbin/ip
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provide interface
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after ifconfig
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}
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_up() {
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ip link set up dev "${IFACE}"
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}
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_down() {
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ip link set down dev "${IFACE}"
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}
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_exists() {
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grep -Eq "^[[:space:]]*${IFACE}:" /proc/net/dev
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}
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_ifindex() {
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local line= i=-2
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while read line ; do
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i=$((${i} + 1))
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[ ${i} -lt 1 ] && continue
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case "${line}" in
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"${IFACE}:"*) echo "${i}"; return 0;;
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esac
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done < /proc/net/dev
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return 1
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}
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_is_wireless() {
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# Support new sysfs layout
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[ -d /sys/class/net/"${IFACE}"/wireless ] && return 0
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[ ! -e /proc/net/wireless ] && return 1
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grep -Eq "^[[:space:]]*${IFACE}:" /proc/net/wireless
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}
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_get_mac_address() {
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local mac=$(LC_ALL=C ip link show "${IFACE}" | sed -n \
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-e 'y/abcdef/ABCDEF/' \
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-e '/link\// s/^.*\<\(..:..:..:..:..:..\)\>.*/\1/p')
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case "${mac}" in
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00:00:00:00:00:00) ;;
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44:44:44:44:44:44) ;;
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FF:FF:FF:FF:FF:FF) ;;
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"") ;;
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*) echo "${mac}"; return 0 ;;
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esac
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return 1
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}
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_set_mac_address() {
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ip link set address "$1" dev "${IFACE}"
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}
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_get_inet_addresses() {
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LC_ALL=C ip -family inet addr show "${IFACE}" | \
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sed -n -e 's/.*inet \([^ ]*\).*/\1/p'
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}
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_get_inet_address() {
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set -- $(_get_inet_addresses)
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[ $# = "0" ] && return 1
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echo "$1"
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}
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_add_address() {
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if [ "$1" = "127.0.0.1/8" -a "${IFACE}" = "lo" ] ; then
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ip addr add "$@" dev "${IFACE}" 2>/dev/null
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return 0
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fi
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# Convert an ifconfig line to iproute2
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if [ "$2" = "netmask" ] ; then
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local one="$1" three="$3"
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shift ; shift ; shift
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set -- "${one}/$(_netmask2cidr "${three}")" "$@"
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fi
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#config=( "${config[@]//pointopoint/peer}" )
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# Always scope lo addresses as host unless specified otherwise
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if [ "${IFACE}" = "lo" ] ; then
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set -- "$@" "scope" "host"
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fi
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# IPv4 specifics
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case "$1" in
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*.*.*.*)
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case "$@" in
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*" brd "*) ;;
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*" broadcast "*) ;;
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*) set -- "$@" brd + ;;
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esac
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;;
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esac
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ip addr add dev "${IFACE}" "$@"
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}
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_add_route() {
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if [ $# -eq 3 ] ; then
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set -- "$1" "$2" via "$3"
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elif [ "$3" = "gw" ] ; then
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local one=$1 two=$2
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shift ; shift; shift
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set -- "${one}" "${two}" gw "$@"
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fi
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local cmd= have_metric=false
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while [ -n "$1" ] ; do
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case "$1" in
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metric) cmd="${cmd} $1"; have_metric=true ;;
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netmask) cmd="${cmd}/$(_netmask2cidr "$2")"; shift ;;
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-host|-net) ;;
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-A) [ "$2" = "inet6" ] && shift ;;
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*) cmd="${cmd} $1" ;;
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esac
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shift
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done
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if ! ${have_metric} && [ -n "${metric}" ] ; then
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cmd="${cmd} metric ${metric}"
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fi
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ip route append ${cmd} dev "${IFACE}"
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eend $?
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}
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_delete_addresses() {
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ip addr flush dev "${IFACE}" scope global 2>/dev/null
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ip addr flush dev "${IFACE}" scope site 2>/dev/null
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if [ "${IFACE}" != "lo" ] ; then
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ip addr flush dev "${IFACE}" scope host 2>/dev/null
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fi
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return 0
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}
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_has_carrier() {
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return 0
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}
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_tunnel() {
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ip tunnel "$@"
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}
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iproute2_pre_start() {
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# MTU support
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local mtu=
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eval mtu=\$mtu_${IFVAR}
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[ -n "${mtu}" ] && ip link set mtu "${mtu}" dev "${IFACE}"
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local tunnel=
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eval tunnel=\$iptunnel_${IFVAR}
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if [ -n "${tunnel}" ] ; then
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# Set our base metric to 1000
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metric=1000
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ebegin "Creating tunnel ${IFVAR}"
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ip tunnel add ${tunnel} name "${IFACE}"
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eend $? || return 1
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_up
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fi
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return 0
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}
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iproute2_post_start() {
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ip route flush cache dev "${IFACE}"
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}
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iproute2_post_stop() {
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# Don't delete sit0 as it's a special tunnel
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if [ "${IFACE}" != "sit0" ] ; then
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if [ -n "$(ip tunnel show "${IFACE}" 2>/dev/null)" ] ; then
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ebegin "Destroying tunnel ${IFACE}"
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ip tunnel del "${IFACE}"
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eend $?
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fi
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fi
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}
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# vim: set ts=4 :
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