package/network/config/netifd/files/lib/netifd/dhcp.script

   1 #!/bin/sh
   2 [ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
   3
   4 . /lib/functions.sh
   5 . /lib/netifd/netifd-proto.sh
   6
   7 set_classless_routes() {
   8         local max=128
   9         local type
  10         while [ -n "$1" -a -n "$2" -a $max -gt 0 ]; do
  11                 proto_add_ipv4_route "${1%%/*}" "${1##*/}" "$2"
  12                 max=$(($max-1))
  13                 shift 2
  14         done
  15 }
  16
  17 setup_interface () {
  18         proto_init_update "*" 1
  19         proto_add_ipv4_address "$ip" "${subnet:-255.255.255.0}"
  20         # TODO: apply $broadcast
  21
  22         for i in $router; do
  23                 proto_add_ipv4_route 0.0.0.0 0 "$i"
  24         done
  25
  26         # CIDR STATIC ROUTES (rfc3442)
  27         [ -n "$staticroutes" ] && set_classless_routes $staticroutes
  28         [ -n "$msstaticroutes" ] && set_classless_routes $msstaticroutes
  29
  30         for dns in $dns; do
  31                 proto_add_dns_server "$dns"
  32         done
  33         for domain in $domain; do
  34                 proto_add_dns_search "$domain"
  35         done
  36         proto_send_update "$INTERFACE"
  37
  38         if [ -n "$IFACE6RD" -a -n "$ip6rd" ]; then
  39                 local v4mask="${ip6rd%% *}"
  40                 ip6rd="${ip6rd#* }"
  41                 local ip6rdprefixlen="${ip6rd%% *}"
  42                 ip6rd="${ip6rd#* }"
  43                 local ip6rdprefix="${ip6rd%% *}"
  44                 ip6rd="${ip6rd#* }"
  45                 local ip6rdbr="${ip6rd%% *}"
  46
  47                 json_init
  48                 json_add_string name "$IFACE6RD"
  49                 json_add_string ifname "@$INTERFACE"
  50                 json_add_string proto "6rd"
  51                 json_add_string peeraddr "$ip6rdbr"
  52                 json_add_int ip4prefixlen "$v4mask"
  53                 json_add_string ip6prefix "$ip6rdprefix"
  54                 json_add_int ip6prefixlen "$ip6rdprefixlen"
  55                 json_add_string tunlink "$INTERFACE"
  56                 json_close_object
  57
  58                 ubus call network add_dynamic "$(json_dump)"
  59         fi
  60
  61         # TODO
  62         # [ -n "$ntpsrv" ] &&   change_state network "$ifc" lease_ntpsrv "$ntpsrv"
  63         # [ -n "$timesvr" ] &&  change_state network "$ifc" lease_timesrv "$timesvr"
  64         # [ -n "$hostname" ] && change_state network "$ifc" lease_hostname "$hostname"
  65         # [ -n "$timezone" ] &&         change_state network "$ifc" lease_timezone "$timezone"
  66 }
  67
  68 deconfig_interface() {
  69         proto_init_update "*" 0
  70         proto_send_update "$INTERFACE"
  71 }
  72
  73 case "$1" in
  74         deconfig)
  75                 deconfig_interface
  76         ;;
  77         renew|bound)
  78                 setup_interface
  79         ;;
  80 esac
  81
  82 # user rules
  83 [ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
  84
  85 exit 0