1#!/bin/sh 2# 3# Wait for the default route to be up if DHCPv4 or IPv6 SLAAC is in use 4# 5# 6 7# PROVIDE: defaultroute 8# REQUIRE: devd netif stf 9# KEYWORD: nojailvnet 10 11. /etc/rc.subr 12. /etc/network.subr 13 14name="defaultroute" 15desc="Setup default router" 16start_cmd="defaultroute_start" 17stop_cmd=":" 18 19# Does any interface have a carrier? 20defaultroute_carrier() 21{ 22 local carrier nocarrier 23 24 carrier=1 25 for _if in ${dhcp_interfaces} ${autoconf_interfaces}; do 26 output=`/sbin/ifconfig ${_if}` 27 nocarrier=`expr "${output}" : '.*[[:blank:]]status: \(no carrier\)'` 28 [ -z "${nocarrier}" ] && carrier=0 29 done 30 return ${carrier} 31} 32 33defaultroute_start() 34{ 35 local have_inet have_inet6 nl waited 36 37 # Check for IPv4/IPv6 support 38 have_inet=0 39 afexists inet && have_inet=1 40 have_inet6=0 41 afexists inet6 && have_inet6=1 42 [ ${have_inet} -eq 0 ] && [ ${have_inet6} -eq 0 ] && return 43 44 # Return without waiting if we don't have dhcp or autoconf interfaces, 45 # or if none of them is plugged in. 46 [ ${have_inet} -ne 0 ] && dhcp_interfaces=`list_net_interfaces dhcp` 47 [ ${have_inet6} -ne 0 ] && autoconf_interfaces=`list_net_interfaces autoconf` 48 [ -z "${dhcp_interfaces}" -a -z "${autoconf_interfaces}" ] && return 49 50 # Wait for a default route 51 waited=0 52 while [ ${waited} -lt ${defaultroute_delay} ]; do 53 [ ${have_inet} -ne 0 ] && defif=`get_default_if -inet` 54 [ ${have_inet6} -ne 0 ] && defif6=`get_default_if -inet6` 55 if [ -n "${defif}" ] || [ -n "${defif6}" ]; then 56 if [ ${waited} -ne 0 ]; then 57 [ -n "${defif}" ] && echo -n "($defif)=>inet " 58 [ -n "${defif6}" ] && echo -n "($defif6)=>inet6" 59 nl=1 60 fi 61 break 62 fi 63 if [ ${waited} -eq 0 ]; then 64 echo -n "Waiting ${defaultroute_delay}s for the default route interface: " 65 else 66 echo -n . 67 fi 68 if [ ${waited} -eq ${defaultroute_carrier_delay} ] && ! defaultroute_carrier; then 69 echo -n "(no carrier)" 70 break 71 fi 72 nl=1 73 sleep 1 74 waited=$(($waited + 1)) 75 done 76 77 [ -n "$nl" ] && echo 78} 79 80load_rc_config $name 81 82# doesn't make sense to run in a svcj: config setting 83defaultroute_svcj="NO" 84 85run_rc_command "$1" 86