package/network/config/ipip/files/ipip.sh

   1 #!/bin/sh
   2
   3 [ -n "$INCLUDE_ONLY" ] || {
   4         . /lib/functions.sh
   5         . /lib/functions/network.sh
   6         . ../netifd-proto.sh
   7         init_proto "$@"
   8 }
   9
  10 proto_ipip_setup() {
  11         local cfg="$1"
  12
  13         local df ipaddr peeraddr tunlink ttl tos zone mtu
  14         json_get_vars df ipaddr peeraddr tunlink ttl tos zone mtu
  15
  16         [ -z "$peeraddr" ] && {
  17                 proto_notify_error "$cfg" "MISSING_ADDRESS"
  18                 proto_block_restart "$cfg"
  19                 return
  20         }
  21
  22         ( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" )
  23
  24         [ -z "$ipaddr" ] && {
  25                 local wanif="$tunlink"
  26                 if [ -z $wanif ] && ! network_find_wan wanif; then
  27                         proto_notify_error "$cfg" "NO_WAN_LINK"
  28                         return
  29                 fi
  30
  31                 if ! network_get_ipaddr ipaddr "$wanif"; then
  32                         proto_notify_error "$cfg" "NO_WAN_LINK"
  33                         return
  34                 fi
  35         }
  36
  37         [ -z "$zone" ] && zone="wan"
  38
  39         proto_init_update "ipip-$cfg" 1
  40
  41         proto_add_tunnel
  42         json_add_string mode "ipip"
  43         json_add_int mtu "${mtu:-1280}"
  44         json_add_int ttl "${ttl:-64}"
  45         [ -n "$tos" ] && json_add_string tos "$tos"
  46         json_add_string local "$ipaddr"
  47         json_add_string remote "$peeraddr"
  48         [ -n "$tunlink" ] && json_add_string link "$tunlink"
  49         json_add_boolean df "${df:-1}"
  50
  51         proto_close_tunnel
  52
  53         proto_add_data
  54         [ -n "$zone" ] && json_add_string zone "$zone"
  55         proto_close_data
  56
  57         proto_send_update "$cfg"
  58 }
  59
  60 proto_ipip_teardown() {
  61         local cfg="$1"
  62 }
  63
  64 proto_ipip_init_config() {
  65         no_device=1
  66         available=1
  67
  68         proto_config_add_int "mtu"
  69         proto_config_add_int "ttl"
  70         proto_config_add_string "tos"
  71         proto_config_add_string "tunlink"
  72         proto_config_add_string "zone"
  73         proto_config_add_string "ipaddr"
  74         proto_config_add_string "peeraddr"
  75         proto_config_add_boolean "df"
  76 }
  77
  78 [ -n "$INCLUDE_ONLY" ] || {
  79         add_protocol ipip
  80 }