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Add support for removing addresses added by ipv6_prefix_hostid_addr_up()

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upon rc.d/netif stop.
This commit is contained in:
Hiroki Sato 2011-10-23 07:37:36 +00:00
parent 74ea050052
commit dec80d129b
1 changed files with 10 additions and 7 deletions
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17
etc/network.subr
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@ -556,7 +556,7 @@ ipv6_up()
fi
ifalias_up ${_if} inet6 && _ret=0
ipv6_prefix_hostid_addr_up ${_if} && _ret=0
ipv6_prefix_hostid_addr_common ${_if} alias && _ret=0
ipv6_accept_rtadv_up ${_if} && _ret=0
# wait for DAD
@ -612,6 +612,7 @@ ipv6_down()
fi
ipv6_accept_rtadv_down ${_if} && _ret=0
ipv6_prefix_hostid_addr_common ${_if} -alias && _ret=0
ifalias_down ${_if} inet6 && _ret=0
inetList="`ifconfig ${_if} | grep 'inet6 ' | tr "\n" "$_ifs"`"
@ -859,12 +860,14 @@ ifalias_ipv6_down()
return $_ret
}
# ipv6_prefix_hostid_addr_up if
# add IPv6 prefix + hostid addr to the interface $if
ipv6_prefix_hostid_addr_up()
# ipv6_prefix_hostid_addr_common if action
# Add or remove IPv6 prefix + hostid addr on the interface $if
#
ipv6_prefix_hostid_addr_common()
{
local _if prefix laddr hostid j address
local _if _action prefix laddr hostid j address
_if=$1
_action=$2
prefix=`get_if_var ${_if} ipv6_prefix_IF`
if [ -n "${prefix}" ]; then
@ -874,13 +877,13 @@ ipv6_prefix_hostid_addr_up()
for j in ${prefix}; do
address=$j\:${hostid}
ifconfig ${_if} inet6 ${address} prefixlen 64 alias
ifconfig ${_if} inet6 ${address} prefixlen 64 ${_action}
# if I am a router, add subnet router
# anycast address (RFC 2373).
if checkyesno ipv6_gateway_enable; then
ifconfig ${_if} inet6 $j:: prefixlen 64 \
alias anycast
${_action} anycast
fi
done
fi