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#!/bin/sh
[ -n "$INCLUDE_ONLY" ] || {
. /lib/functions.sh
. ../netifd-proto.sh
init_proto "$@"
}
proto_external_init_config() {
no_device=0
available=0
proto_config_add_string "device:device"
proto_config_add_string "searchdomain"
proto_config_add_int "delay"
}
proto_external_setup() {
local cfg="$1"
local iface="$2"
local device searchdomain delay
json_get_vars device searchdomain delay
[ -n "$device" ] || {
echo "External protocol interface is not specified"
proto_notify_error "$cfg" NO_DEVICE
proto_set_available "$cfg" 0
return 1
}
[ -n "$delay" ] && sleep "$delay"
[ -L "/sys/class/net/${iface}" ] || {
echo "External protocol interface $iface is not present"
proto_notify_error "$cfg" NO_DEVICE
proto_set_available "$cfg" 0
return 1
}
IP4ADDRS=
IP6ADDRS=
local addresses="$(ip -json address list dev "$iface")"
json_init
json_load "{\"addresses\":${addresses}}"
if json_is_a addresses array; then
json_select addresses
json_select 1
if json_is_a addr_info array; then
json_select addr_info
local i=1
while json_is_a ${i} object; do
json_select ${i}
json_get_vars scope family local prefixlen broadcast
if [ "${scope}" == "global" ]; then
case "${family}" in
inet)
append IP4ADDRS "$local/$prefixlen/$broadcast/"
;;
inet6)
append IP6ADDRS "$local/$prefixlen/$broadcast///"
;;
esac
fi
json_select ..
i=$(( i + 1 ))
done
fi
fi
IP4ROUTES=
IP6ROUTES=
local routes="$(ip -json route list dev "$iface")"
json_init
json_load "{\"routes\":${routes}}"
if json_is_a routes array;then
json_select routes
local i=1
while json_is_a ${i} object; do
json_select ${i}
json_get_vars dst gateway metric prefsrc
case "${dst}" in
*:*/*)
append IP6ROUTES "$dst/$gateway/$metric///$prefsrc"
;;
*.*/*)
append IP4ROUTES "$dst/$gateway/$metric///$prefsrc"
;;
*:*)
append IP6ROUTES "$dst/128/$gateway/$metric///$prefsrc"
;;
*.*)
append IP4ROUTES "$dst/32/$gateway/$metric///$prefsrc"
;;
esac
json_select ..
i=$(( i + 1 ))
done
fi
[ -z "${IP4ADDRS}" -a -z "${IP6ADDRS}" ] && {
echo "interface $iface does not have ip address"
proto_notify_error "$cfg" NO_IPADDRESS
return 1
}
proto_init_update "$iface" 1
PROTO_IPADDR="${IP4ADDRS}"
PROTO_IP6ADDR="${IP6ADDRS}"
PROTO_ROUTE="${IP4ROUTES}"
PROTO_ROUTE6="${IP6ROUTES}"
[ -n "$searchdomain" ] && proto_add_dns_search "$searchdomain"
echo "$iface is up"
proto_send_update "$cfg"
}
proto_external_teardown() {
local cfg="$1"
return 0
}
[ -n "$INCLUDE_ONLY" ] || {
add_protocol external
}
|
