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
  37         proto_add_data
  38         [ -n "$ZONE" ] && json_add_string zone "$ZONE"
  39         proto_close_data
  40
  41         proto_send_update "$INTERFACE"
  42
  43
  44         if [ "$IFACE6RD" != 0 -a -n "$ip6rd" ]; then
  45                 local v4mask="${ip6rd%% *}"
  46                 ip6rd="${ip6rd#* }"
  47                 local ip6rdprefixlen="${ip6rd%% *}"
  48                 ip6rd="${ip6rd#* }"
  49                 local ip6rdprefix="${ip6rd%% *}"
  50                 ip6rd="${ip6rd#* }"
  51                 local ip6rdbr="${ip6rd%% *}"
  52
  53                 [ -n "$ZONE" ] || ZONE=$(fw3 -q network $INTERFACE)
  54                 [ -z "$IFACE6RD" -o "$IFACE6RD" = 1 ] && IFACE6RD=${INTERFACE}_6rd
  55
  56                 json_init
  57                 json_add_string name "$IFACE6RD"
  58                 json_add_string ifname "@$INTERFACE"
  59                 json_add_string proto "6rd"
  60                 json_add_string peeraddr "$ip6rdbr"
  61                 json_add_int ip4prefixlen "$v4mask"
  62                 json_add_string ip6prefix "$ip6rdprefix"
  63                 json_add_int ip6prefixlen "$ip6rdprefixlen"
  64                 json_add_string tunlink "$INTERFACE"
  65                 [ -n "$IFACE6RD_DELEGATE" ] && json_add_boolean delegate "$IFACE6RD_DELEGATE"
  66                 [ -n "$ZONE6RD" ] || ZONE6RD=$ZONE
  67                 [ -n "$ZONE6RD" ] && json_add_string zone "$ZONE6RD"
  68                 json_close_object
  69
  70                 ubus call network add_dynamic "$(json_dump)"
  71         fi
  72
  73         # TODO
  74         # [ -n "$ntpsrv" ] &&   change_state network "$ifc" lease_ntpsrv "$ntpsrv"
  75         # [ -n "$timesvr" ] &&  change_state network "$ifc" lease_timesrv "$timesvr"
  76         # [ -n "$hostname" ] && change_state network "$ifc" lease_hostname "$hostname"
  77         # [ -n "$timezone" ] &&         change_state network "$ifc" lease_timezone "$timezone"
  78 }
  79
  80 deconfig_interface() {
  81         proto_init_update "*" 0
  82         proto_send_update "$INTERFACE"
  83 }
  84
  85 case "$1" in
  86         deconfig)
  87                 deconfig_interface
  88         ;;
  89         renew|bound)
  90                 setup_interface
  91         ;;
  92 esac
  93
  94 # user rules
  95 [ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
  96
  97 exit 0