mir3c/squashfs-root/lib/netifd/dhcpv6.script

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#!/bin/sh
[ -z "$2" ] && echo "Error: should be run by odhcpc6c" && exit 1
. /lib/functions.sh
. /lib/netifd/netifd-proto.sh
setup_interface () {
#here check if IPV6 feature is ON or OFF
local ipv6flag=`uci get -q ipv6.settings.enabled`
[ "$ipv6flag" != "1" ] && return 0
local device="$1"
proto_init_update "*" 1
# Merge RA-DNS
for radns in $RA_DNS; do
local duplicate=0
for dns in $RDNSS; do
[ "$radns" = "$dns" ] && duplicate=1
done
[ "$duplicate" = 0 ] && RDNSS="$RDNSS $radns"
done
for dns in $RDNSS; do
proto_add_dns_server "$dns"
done
for domain in $DOMAINS; do
proto_add_dns_search "$domain"
done
[ -n "$USERPREFIX" ] && proto_add_ipv6_prefix "$USERPREFIX"
# Merge addresses
for entry in $RA_ADDRESSES; do
local duplicate=0
local addr="${entry%%/*}"
for dentry in $ADDRESSES; do
local daddr="${dentry%%/*}"
[ "$addr" = "$daddr" ] && duplicate=1
done
[ "$duplicate" = "0" ] && ADDRESSES="$ADDRESSES $entry"
done
for entry in $ADDRESSES; do
local addr="${entry%%/*}"
entry="${entry#*/}"
local mask="${entry%%,*}"
entry="${entry#*,}"
local preferred="${entry%%,*}"
entry="${entry#*,}"
local valid="${entry%%,*}"
proto_add_ipv6_address "$addr" "$mask" "$preferred" "$valid" 1
done
#for radvd, if not given prefix, just use address as prefix/64
[ x$PREFIXES == "x" ] && PREFIXES=$ADDRESSES
for prefix in $PREFIXES; do
proto_add_ipv6_prefix "$prefix"
done
for entry in $RA_ROUTES; do
local addr="${entry%%/*}"
entry="${entry#*/}"
local mask="${entry%%,*}"
entry="${entry#*,}"
local gw="${entry%%,*}"
entry="${entry#*,}"
local valid="${entry%%,*}"
entry="${entry#*,}"
local metric="${entry%%,*}"
proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid"
done
proto_send_update "$INTERFACE"
if [ -n "$AFTR_IP " -a -n "$IFACE_DSLITE" ]; then
uci -q batch <<-EOF >/dev/null
set network.$IFACE_DSLITE.proto=dslite
set network.$IFACE_DSLITE.auto=0
set network.$IFACE_DSLITE.peeraddr=$AFTR_IP
set network.$IFACE_DSLITE.tunlink=$INTERFACE
commit network
EOF
ifdown "$IFACE_DSLITE"
/etc/init.d/network reload
ifup "$IFACE_DSLITE"
fi
# TODO: $SNTP_IP $SIP_IP $SNTP_FQDN $SIP_DOMAIN
}
teardown_interface() {
proto_init_update "*" 0
proto_send_update "$INTERFACE"
}
case "$2" in
bound)
teardown_interface "$1"
setup_interface "$1"
;;
informed|updated|rebound|ra-updated)
setup_interface "$1"
;;
started|stopped|unbound)
teardown_interface "$1"
;;
esac
# user rules
[ -f /etc/odhcp6c.user ] && . /etc/odhcp6c.user
exit 0