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net/iproute2: Support routing policy for IPv6 per bug #385833

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For creation of routing policy entries for IPv6, the family must be
explicitly specified to 'ip'.

X-Gentoo-Bug: 385833
X-Gentoo-Bug-URL: https://bugs.gentoo.org/385833
Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
This commit is contained in:
Robin H. Johnson
2011-12-13 00:17:22 -08:00
parent ac2391e0cb
commit 06f6ce408c
2 changed files with 54 additions and 9 deletions
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56
net/iproute2.sh
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@@ -211,7 +211,16 @@ _trim() {
# This is our interface to Routing Policy Database RPDB
# This allows for advanced routing tricks
_ip_rule_runner() {
local cmd rules OIFS="${IFS}"
local cmd rules OIFS="${IFS}" family
if [ "x$1" = "-4" ]; then
family="$1"
shift
elif [ "x$1" = "-6" ]; then
family="$1"
shift
else
family="-4"
fi
cmd="$1"
rules="$2"
veindent
@@ -221,7 +230,7 @@ _ip_rule_runner() {
ruN="$(_trim "${ru}")"
[ -z "${ruN}" ] && continue
vebegin "${cmd} ${ruN}"
ip rule ${cmd} ${ru}
ip $family rule ${cmd} ${ru}
veend $?
local IFS="$__IFS"
done
@@ -277,15 +286,30 @@ iproute2_post_start()
if [ -e /proc/net/route ]; then
local rules="$(_get_array "rules_${IFVAR}")"
if [ -n "${rules}" ]; then
if ! ip rule list | grep -q "^"; then
if ! ip -4 rule list | grep -q "^"; then
eerror "IP Policy Routing (CONFIG_IP_MULTIPLE_TABLES) needed for ip rule"
else
service_set_value "ip_rule" "${rules}"
einfo "Adding RPDB rules"
_ip_rule_runner add "${rules}"
einfo "Adding IPv4 RPDB rules"
_ip_rule_runner -4 add "${rules}"
fi
fi
ip route flush table cache dev "${IFACE}"
ip -4 route flush table cache dev "${IFACE}"
fi
# Kernel may not have IPv6 built in
if [ -e /proc/net/ipv6_route ]; then
local rules="$(_get_array "rules6_${IFVAR}")"
if [ -n "${rules}" ]; then
if ! ip -6 rule list | grep -q "^"; then
eerror "IPv6 Policy Routing (CONFIG_IPV6_MULTIPLE_TABLES) needed for ip rule"
else
service_set_value "ip6_rule" "${rules}"
einfo "Adding IPv6 RPDB rules"
_ip_rule_runner -6 add "${rules}"
fi
fi
ip -6 route flush table cache dev "${IFACE}"
fi
if _iproute2_ipv6_tentative; then
@@ -308,13 +332,27 @@ iproute2_post_stop()
if [ -e /proc/net/route ]; then
local rules="$(service_get_value "ip_rule")"
if [ -n "${rules}" ]; then
einfo "Removing RPDB rules"
_ip_rule_runner del "${rules}"
einfo "Removing IPv4 RPDB rules"
_ip_rule_runner -4 del "${rules}"
fi
# Only do something if the interface actually exist
if _exists; then
ip route flush table cache dev "${IFACE}"
ip -4 route flush table cache dev "${IFACE}"
fi
fi
# Kernel may not have IPv6 built in
if [ -e /proc/net/ipv6_route ]; then
local rules="$(service_get_value "ip6_rule")"
if [ -n "${rules}" ]; then
einfo "Removing IPv6 RPDB rules"
_ip_rule_runner -6 del "${rules}"
fi
# Only do something if the interface actually exist
if _exists; then
ip -6 route flush table cache dev "${IFACE}"
fi
fi