net/cni-protocol/files/cni.sh

   1 #!/bin/sh
   2
   3 [ -n "$INCLUDE_ONLY" ] || {
   4         . /lib/functions.sh
   5         . ../netifd-proto.sh
   6         init_proto "$@"
   7 }
   8
   9 proto_cni_init_config() {
  10         no_device=0
  11         available=0
  12         no_proto_task=1
  13         teardown_on_l3_link_down=1
  14
  15         proto_config_add_string "device:device"
  16 }
  17
  18 proto_cni_setup() {
  19
  20         local cfg="$1"
  21         local device ipaddr netmask broadcast route routemask routesrc
  22
  23         json_get_var device device
  24
  25         ipaddr=$(ip -4 -o a show "$device" | awk '{ print $4 }' | cut -d '/' -f1)
  26         netmask=$(ip -4 -o a show "$device" | awk '{ print $4 }' | cut -d '/' -f2)
  27         broadcast=$(ip -4 -o a show "$device" | awk '{ print $6 }')
  28         route=$(ip -4 -o r show dev "$device" | awk '{ print $1 }' | cut -d '/' -f1)
  29         routemask=$(ip -4 -o r show dev "$device" | awk '{ print $1 }' | cut -d '/' -f2)
  30         routesrc=$(ip -4 -o r show dev "$device" | awk '{ print $7 }')
  31
  32         [ -z "$ipaddr" ] && {
  33                 echo "cni network $cfg does not have ip address"
  34                 proto_notify_error "$cfg" NO_IPADDRESS
  35                 return 1
  36         }
  37
  38         proto_init_update "$device" 1
  39         [ -n "$ipaddr" ] && proto_add_ipv4_address "$ipaddr" "$netmask" "$broadcast" ""
  40         [ -n "$route" ] && proto_add_ipv4_route "$route" "$routemask" "" "$routesrc" ""
  41         proto_send_update "$cfg"
  42 }
  43
  44 proto_cni_teardown() {
  45         local cfg="$1"
  46         #proto_set_available "$cfg" 0
  47         return 0
  48 }
  49
  50 [ -n "$INCLUDE_ONLY" ] || {
  51         add_protocol cni
  52 }