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-rw-r--r--net/iproute2.sh241
1 files changed, 241 insertions, 0 deletions
diff --git a/net/iproute2.sh b/net/iproute2.sh
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+++ b/net/iproute2.sh
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+# Copyright 2007-2008 Roy Marples <roy@marples.name>
+# All rights reserved. Released under the 2-clause BSD license.
+
+iproute2_depend()
+{
+ program /sbin/ip
+ provide interface
+ after ifconfig
+}
+
+_up()
+{
+ ip link set up dev "${IFACE}"
+}
+
+_down()
+{
+ ip link set down dev "${IFACE}"
+}
+
+_exists()
+{
+ grep -Eq "^[[:space:]]*${IFACE}:" /proc/net/dev
+}
+
+_ifindex()
+{
+ local line= i=-2
+ while read line; do
+ i=$((${i} + 1))
+ [ ${i} -lt 1 ] && continue
+ case "${line}" in
+ "${IFACE}:"*) echo "${i}"; return 0;;
+ esac
+ done < /proc/net/dev
+
+ # Return the next available index
+ i=$((${i} + 1))
+ echo "${i}"
+ return 1
+}
+
+_is_wireless()
+{
+ # Support new sysfs layout
+ [ -d /sys/class/net/"${IFACE}"/wireless ] && return 0
+
+ [ ! -e /proc/net/wireless ] && return 1
+ grep -Eq "^[[:space:]]*${IFACE}:" /proc/net/wireless
+}
+
+_set_flag()
+{
+ local flag=$1 opt="on"
+ if [ "${flag#-}" != "${flag}" ]; then
+ flag=${flag#-}
+ opt="off"
+ fi
+ ip link set "${IFACE}" "${flag}" "${opt}"
+}
+
+_get_mac_address()
+{
+ local mac=$(LC_ALL=C ip link show "${IFACE}" | sed -n \
+ -e 'y/abcdef/ABCDEF/' \
+ -e '/link\// s/^.*\<\(..:..:..:..:..:..\)\>.*/\1/p')
+
+ case "${mac}" in
+ 00:00:00:00:00:00);;
+ 44:44:44:44:44:44);;
+ FF:FF:FF:FF:FF:FF);;
+ "");;
+ *) echo "${mac}"; return 0;;
+ esac
+
+ return 1
+}
+
+_set_mac_address()
+{
+ ip link set address "$1" dev "${IFACE}"
+}
+
+_get_inet_addresses()
+{
+ LC_ALL=C ip -family inet addr show "${IFACE}" | \
+ sed -n -e 's/.*inet \([^ ]*\).*/\1/p'
+}
+
+_get_inet_address()
+{
+ set -- $(_get_inet_addresses)
+ [ $# = "0" ] && return 1
+ echo "$1"
+}
+
+_add_address()
+{
+ if [ "$1" = "127.0.0.1/8" -a "${IFACE}" = "lo" ]; then
+ ip addr add "$@" dev "${IFACE}" 2>/dev/null
+ return 0
+ fi
+
+ # Convert an ifconfig line to iproute2
+ if [ "$2" = "netmask" ]; then
+ local one="$1" three="$3"
+ shift; shift; shift
+ set -- "${one}/$(_netmask2cidr "${three}")" "$@"
+ fi
+
+ #config=( "${config[@]//pointopoint/peer}" )
+
+ # Always scope lo addresses as host unless specified otherwise
+ if [ "${IFACE}" = "lo" ]; then
+ set -- "$@" "scope" "host"
+ fi
+
+ # IPv4 specifics
+ case "$1" in
+ *.*.*.*)
+ case "$@" in
+ *" brd "*);;
+ *" broadcast "*);;
+ *) set -- "$@" brd +;;
+ esac
+ ;;
+ esac
+
+ ip addr add dev "${IFACE}" "$@"
+}
+
+_add_route()
+{
+ if [ $# -eq 3 ]; then
+ set -- "$1" "$2" via "$3"
+ elif [ "$3" = "gw" ]; then
+ local one=$1 two=$2
+ shift; shift; shift
+ set -- "${one}" "${two}" via "$@"
+ fi
+
+ local cmd= have_metric=false
+ while [ -n "$1" ]; do
+ case "$1" in
+ metric) cmd="${cmd} $1"; have_metric=true;;
+ netmask) cmd="${cmd}/$(_netmask2cidr "$2")"; shift;;
+ -host|-net);;
+ -A) [ "$2" = "inet6" ] && shift;;
+ *) cmd="${cmd} $1";;
+ esac
+ shift
+ done
+
+ if ! ${have_metric} && [ -n "${metric}" ]; then
+ cmd="${cmd} metric ${metric}"
+ fi
+
+ ip route append ${cmd} dev "${IFACE}"
+ eend $?
+}
+
+_delete_addresses()
+{
+ ip addr flush dev "${IFACE}" scope global 2>/dev/null
+ ip addr flush dev "${IFACE}" scope site 2>/dev/null
+ if [ "${IFACE}" != "lo" ]; then
+ ip addr flush dev "${IFACE}" scope host 2>/dev/null
+ fi
+ return 0
+}
+
+_has_carrier()
+{
+ return 0
+}
+
+_tunnel()
+{
+ ip tunnel "$@"
+}
+
+iproute2_pre_start()
+{
+ # MTU support
+ local mtu=
+ eval mtu=\$mtu_${IFVAR}
+ [ -n "${mtu}" ] && ip link set mtu "${mtu}" dev "${IFACE}"
+
+ # TX Queue Length support
+ local len=
+ eval len=\$txqueuelen_${IFVAR}
+ [ -n "${len}" ] && ip link set txqueuelen "${len}" dev "${IFACE}"
+
+ local tunnel=
+ eval tunnel=\$iptunnel_${IFVAR}
+ if [ -n "${tunnel}" ]; then
+ # Set our base metric to 1000
+ metric=1000
+
+ ebegin "Creating tunnel ${IFVAR}"
+ ip tunnel add ${tunnel} name "${IFACE}"
+ eend $? || return 1
+ _up
+ fi
+
+ return 0
+}
+
+_iproute2_ipv6_tentative()
+{
+ LC_ALL=C ip addr show dev "${IFACE}" | \
+ grep -q "^[[:space:]]*inet6 .* tentative"
+}
+
+iproute2_post_start()
+{
+ # Kernel may not have IP built in
+ if [ -e /proc/net/route ]; then
+ ip route flush table cache dev "${IFACE}"
+ fi
+
+ if _iproute2_ipv6_tentative; then
+ ebegin "Waiting for IPv6 addresses"
+ while true; do
+ _iproute2_ipv6_tentative || break
+ done
+ eend 0
+ fi
+}
+
+iproute2_post_stop()
+{
+ # Don't delete sit0 as it's a special tunnel
+ if [ "${IFACE}" != "sit0" ]; then
+ if [ -n "$(ip tunnel show "${IFACE}" 2>/dev/null)" ]; then
+ ebegin "Destroying tunnel ${IFACE}"
+ ip tunnel del "${IFACE}"
+ eend $?
+ fi
+ fi
+}