etc/rc.d/routing

   1 #!/bin/sh
   2 #
   3 # Configure routing and miscellaneous network tunables
   4 #
   5 # $FreeBSD$
   6 #
   7
   8 # PROVIDE: routing
   9 # REQUIRE: netif ppp
  10 # KEYWORD: nojail
  11
  12 . /etc/rc.subr
  13 . /etc/network.subr
  14
  15 name="routing"
  16 start_cmd="routing_start"
  17 stop_cmd="routing_stop"
  18 extra_commands="options static"
  19 static_cmd="static_start"
  20 options_cmd="options_start"
  21
  22 routing_start()
  23 {
  24         static_start
  25         options_start
  26 }
  27
  28 routing_stop()
  29 {
  30         route -n flush
  31 }
  32
  33 static_start()
  34 {
  35         case ${defaultrouter} in
  36         [Nn][Oo] | '')
  37                 ;;
  38         *)
  39                 static_routes="default ${static_routes}"
  40                 route_default="default ${defaultrouter}"
  41                 ;;
  42         esac
  43
  44         # Setup static routes. This should be done before router discovery.
  45         #
  46         if [ -n "${static_routes}" ]; then
  47                 for i in ${static_routes}; do
  48                         eval route_args=\$route_${i}
  49                         route add ${route_args}
  50                 done
  51         fi
  52         # Now ATM static routes
  53         #
  54         if [ -n "${natm_static_routes}" ]; then
  55                 for i in ${natm_static_routes}; do
  56                         eval route_args=\$route_${i}
  57                         atmconfig natm add ${route_args}
  58                 done
  59         fi
  60
  61         # Disallow "internal" addresses to appear on the wire if inet6
  62         # is enabled.
  63         if afexists inet6; then
  64                 local fibs i
  65
  66                 # Get the number of FIBs supported.
  67                 fibs=`sysctl -n net.fibs`
  68                 : ${fibs:=1}
  69
  70                 # disallow "internal" addresses to appear on the wire
  71                 i=0
  72                 while test ${i} -lt ${fibs}; do
  73                         setfib -F ${i} route add -inet6 \
  74                             ::ffff:0.0.0.0 -prefixlen 96 ::1 -reject
  75                         setfib -F ${i} route add -inet6 \
  76                             ::0.0.0.0 -prefixlen 96 ::1 -reject
  77                         i=$((i + 1))
  78                 done
  79         fi
  80 }
  81
  82 _ropts_initdone=
  83 ropts_init()
  84 {
  85         if [ -z "${_ropts_initdone}" ]; then
  86                 echo -n 'Additional routing options:'
  87                 _ropts_initdone=yes
  88         fi
  89 }
  90
  91 options_start()
  92 {
  93         case ${icmp_bmcastecho} in
  94         [Yy][Ee][Ss])
  95                 ropts_init
  96                 echo -n ' broadcast ping responses=YES'
  97                 sysctl net.inet.icmp.bmcastecho=1 >/dev/null
  98                 ;;
  99         esac
 100
 101         case ${icmp_drop_redirect} in
 102         [Yy][Ee][Ss])
 103                 ropts_init
 104                 echo -n ' ignore ICMP redirect=YES'
 105                 sysctl net.inet.icmp.drop_redirect=1 >/dev/null
 106                 ;;
 107         esac
 108
 109         case ${icmp_log_redirect} in
 110         [Yy][Ee][Ss])
 111                 ropts_init
 112                 echo -n ' log ICMP redirect=YES'
 113                 sysctl net.inet.icmp.log_redirect=1 >/dev/null
 114                 ;;
 115         esac
 116
 117         case ${gateway_enable} in
 118         [Yy][Ee][Ss])
 119                 ropts_init
 120                 echo -n ' IP gateway=YES'
 121                 sysctl net.inet.ip.forwarding=1 >/dev/null
 122                 ;;
 123         esac
 124
 125         case ${forward_sourceroute} in
 126         [Yy][Ee][Ss])
 127                 ropts_init
 128                 echo -n ' do source routing=YES'
 129                 sysctl net.inet.ip.sourceroute=1 >/dev/null
 130                 ;;
 131         esac
 132
 133         case ${accept_sourceroute} in
 134         [Yy][Ee][Ss])
 135                 ropts_init
 136                 echo -n ' accept source routing=YES'
 137                 sysctl net.inet.ip.accept_sourceroute=1 >/dev/null
 138                 ;;
 139         esac
 140
 141         case ${ipxgateway_enable} in
 142         [Yy][Ee][Ss])
 143                 ropts_init
 144                 echo -n ' IPX gateway=YES'
 145                 sysctl net.ipx.ipx.ipxforwarding=1 >/dev/null
 146                 ;;
 147         esac
 148
 149         case ${arpproxy_all} in
 150         [Yy][Ee][Ss])
 151                 ropts_init
 152                 echo -n ' ARP proxyall=YES'
 153                 sysctl net.link.ether.inet.proxyall=1 >/dev/null
 154                 ;;
 155         esac
 156
 157          [ -n "${_ropts_initdone}" ] && echo '.'
 158 }
 159
 160 load_rc_config $name
 161 run_rc_command "$1"