3 # $FreeBSD: head/libexec/rc/rc.d/ip6addrctl 320802 2017-07-08 09:28:31Z kp $
7 # REQUIRE: root mountcritlocal
15 desc="configure address selection policy for IPv6 and IPv4"
16 rcvar="ip6addrctl_enable"
17 start_cmd="ip6addrctl_start"
18 stop_cmd="ip6addrctl_stop"
19 extra_commands="status prefer_ipv6 prefer_ipv4"
20 status_cmd="ip6addrctl"
21 prefer_ipv6_cmd="ip6addrctl_prefer_ipv6"
22 prefer_ipv4_cmd="ip6addrctl_prefer_ipv4"
23 config_file="/etc/ip6addrctl.conf"
25 IP6ADDRCTL_CMD="/usr/sbin/ip6addrctl"
28 ${SYSCTL} -q net.inet6 >/dev/null || {
29 warn "kernel does not support INET6"
34 ip6addrctl_prefer_ipv6()
38 ${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
39 cat <<EOT | ${IP6ADDRCTL_CMD} install /dev/stdin
52 ip6addrctl_prefer_ipv4()
56 ${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
57 cat <<EOT | ${IP6ADDRCTL_CMD} install /dev/stdin
74 # Install the policy of the address selection algorithm.
75 case "${ip6addrctl_policy}" in
77 if [ -r "${config_file}" -a -s "${config_file}" ]; then
78 ${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
79 ${IP6ADDRCTL_CMD} install "${config_file}"
81 if checkyesno ipv6_enable; then
82 ip6addrctl_prefer_ipv6
84 ip6addrctl_prefer_ipv4
89 ip6addrctl_prefer_ipv4
92 ip6addrctl_prefer_ipv6
95 ${IP6ADDRCTL_CMD} flush >/dev/null 2>&1
98 warn "\$ip6addrctl_policy is invalid: ${ip6addrctl_policy}. " \
99 " \"ipv4_prefer\" is used instead."
100 ip6addrctl_prefer_ipv4
104 if checkyesno ip6addrctl_verbose; then
105 echo 'Address selection policy table for IPv4 and IPv6:'
112 has_inet6 || return 0
114 ip6addrctl flush >/dev/null 2>&1