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