diff options
Diffstat (limited to 'net/iproute2.sh')
| -rw-r--r-- | net/iproute2.sh | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/net/iproute2.sh b/net/iproute2.sh index 09a72d73..e89e33b6 100644 --- a/net/iproute2.sh +++ b/net/iproute2.sh @@ -199,6 +199,32 @@ _tunnel() ip tunnel "$@" } +# This is just to trim whitespace, do not add any quoting! +_trim() { + echo $* +} + +# This is our interface to Routing Policy Database RPDB +# This allows for advanced routing tricks +_ip_rule_runner() { + local cmd rules OIFS="${IFS}" + cmd="$1" + rules="$2" + eindent + local IFS="$__IFS" + for ru in $rules ; do + unset IFS + ruN="$(trim "${ru}")" + [ -z "${ruN}" ] && continue + ebegin "${cmd} ${ruN}" + ip rule ${cmd} ${ru} + eend $? + local IFS="$__IFS" + done + IFS="${OIFS}" + eoutdent +} + iproute2_pre_start() { local tunnel= @@ -210,7 +236,7 @@ iproute2_pre_start() ebegin "Creating tunnel ${IFVAR}" ip tunnel add ${tunnel} name "${IFACE}" eend $? || return 1 - _up + _up fi # MTU support @@ -240,6 +266,15 @@ iproute2_post_start() # Kernel may not have IP built in if [ -e /proc/net/route ]; then + local rules="$(_get_array "rules_${IFVAR}")" + if [ -n "${rules}" ]; then + if ! ip rule list | grep -q "^"; then + eerror "IP Policy Routing (CONFIG_IP_MULTIPLE_TABLES) needed for ip rule" + else + service_set_value "ip_rule" "${rules}" + _ip_rule_runner add "${rules}" + fi + fi ip route flush table cache dev "${IFACE}" fi @@ -259,6 +294,13 @@ iproute2_post_start() iproute2_post_stop() { + # Kernel may not have IP built in + if [ -e /proc/net/route ]; then + local rules="$(service_get_value "ip_rule")" + [ -n "${rules}" ] && _ip_rule_runner del "${rules}" + ip route flush table cache dev "${IFACE}" + fi + # Don't delete sit0 as it's a special tunnel if [ "${IFACE}" != "sit0" ]; then if [ -n "$(ip tunnel show "${IFACE}" 2>/dev/null)" ]; then |