add support for launching a long running command from a proto-shell handler that...
[project/netifd.git] / dummy / netifd-proto.sh
index d15505c..c50d776 100755 (executable)
@@ -26,40 +26,156 @@ add_default_handler() {
        esac
 }
 
-proto="$1"; shift
-cmd="$1"; shift
-interface="$1"; shift
-data="$1"; shift
-ifname="$1"; shift
-
-case "$cmd" in
-       dump)
-               add_protocol() {
-                       no_device=0
-                       available=0
-
-                       add_default_handler "$1_init_config"
-
-                       json_init
-                       json_add_string "name" "$1"
-                       eval "$1_init"
-                       json_add_boolean no-device "$no_device"
-                       json_add_boolean available "$available"
-                       json_add_array "config"
-                       eval "$1_init_config"
-                       json_close_array
-                       json_dump
-               }
-       ;;
-       *)
-               add_protocol() {
-                       [[ "$proto" == "$1" ]] || return 0
-
-                       case "$cmd" in
-                               setup) eval "$1_setup \"\$interface\" \"\$data\" \"\$ifname\"" ;;
-                               teardown) eval "$1_teardown \"\$interface\" \"\$data\" \"\$ifname\"" ;;
-                               *) return 1 ;;
-                       esac
-               }
-       ;;
-esac
+_proto_do_teardown() {
+       json_load "$data"
+       eval "$1_teardown \"$interface\" \"$ifname\""
+}
+
+_proto_do_setup() {
+       json_load "$data"
+       eval "$1_setup \"$interface\" \"$ifname\""
+}
+
+proto_init_update() {
+       local ifname="$1"
+       local up="$2"
+       local external="$3"
+
+       PROTO_INIT=1
+       PROTO_IPADDR=
+       PROTO_IP6ADDR=
+       PROTO_ROUTE=
+       PROTO_ROUTE6=
+       json_init
+       json_add_int action 0
+       json_add_string "ifname" "$ifname"
+       json_add_boolean "link-up" "$up"
+       [ -n "$3" ] && json_add_boolean "address-external" "$external"
+}
+
+proto_add_ipv4_address() {
+       local address="$1"
+       local mask="$2"
+
+       jshn_append PROTO_IPADDR "$address/$mask"
+}
+
+proto_add_ipv6_address() {
+       local address="$1"
+       local mask="$2"
+
+       jshn_append PROTO_IP6ADDR "$address/$mask"
+}
+
+proto_add_ipv4_route() {
+       local target="$1"
+       local mask="$2"
+       local gw="$3"
+
+       jshn_append PROTO_ROUTE "$target/$mask/$gw"
+}
+
+proto_add_ipv6_route() {
+       local target="$1"
+       local mask="$2"
+       local gw="$3"
+
+       jshn_append PROTO_ROUTE6 "$target/$mask/$gw"
+}
+
+_proto_push_ip() {
+       json_add_string "" "$1"
+}
+
+_proto_push_route() {
+       local str="$1";
+       local target="${str%%/*}"
+       str="${str#*/}"
+       local mask="${str%%/*}"
+       local gw="${str#*/}"
+
+       json_add_table ""
+       json_add_string target "$target"
+       json_add_integer mask "$mask"
+       json_add_string gateway "$gw"
+       json_close_table
+}
+
+_proto_push_array() {
+       local name="$1"
+       local val="$2"
+       local cb="$3"
+
+       [ -n "$val" ] || return 0
+       json_add_array "$name"
+       for item in $val; do
+               eval "$cb \"\$item\""
+       done
+       json_close_array
+}
+
+_proto_notify() {
+       ubus call network.interface."$interface" notify_proto "$(json_dump)"
+}
+
+proto_send_update() {
+       local interface="$1"
+
+       _proto_push_array "ipaddr" "$PROTO_IPADDR" _proto_push_ip
+       _proto_push_array "ip6addr" "$PROTO_IP6ADDR" _proto_push_ip
+       _proto_push_array "route" "$PROTO_ROUTE" _proto_push_route
+       _proto_push_array "route6" "$PROTO_ROUTE6" _proto_push_route
+       _proto_notify
+}
+
+proto_run_command() {
+       json_init
+       json_add_int action 1
+       json_add_array command
+       while [ $# -gt 0 ]; do
+               json_add_string "" "$1"
+               shift
+       done
+       _proto_notify
+}
+
+init_proto() {
+       proto="$1"; shift
+       cmd="$1"; shift
+
+       case "$cmd" in
+               dump)
+                       add_protocol() {
+                               no_device=0
+                               available=0
+
+                               add_default_handler "$1_init_config"
+
+                               json_init
+                               json_add_string "name" "$1"
+                               eval "$1_init"
+                               json_add_boolean no-device "$no_device"
+                               json_add_boolean available "$available"
+                               json_add_array "config"
+                               eval "$1_init_config"
+                               json_close_array
+                               json_dump
+                       }
+               ;;
+               setup|teardown)
+                       interface="$1"; shift
+                       data="$1"; shift
+                       ifname="$1"; shift
+
+                       add_protocol() {
+                               [[ "$proto" == "$1" ]] || return 0
+
+                               case "$cmd" in
+                                       setup) _proto_do_setup "$1";;
+                                       teardown) _proto_do_teardown "$1" ;;
+                                       *) return 1 ;;
+                               esac
+                       }
+               ;;
+       esac
+}