NETIFD_MAIN_DIR="${NETIFD_MAIN_DIR:-/lib/netifd}" . /usr/share/libubox/jshn.sh . $NETIFD_MAIN_DIR/utils.sh proto_config_add_int() { config_add_int "$@" } proto_config_add_string() { config_add_string "$@" } proto_config_add_boolean() { config_add_boolean "$@" } _proto_do_teardown() { json_load "$data" eval "proto_$1_teardown \"$interface\" \"$ifname\"" } _proto_do_renew() { json_load "$data" eval "proto_$1_renew \"$interface\" \"$ifname\"" } _proto_do_setup() { json_load "$data" _EXPORT_VAR=0 _EXPORT_VARS= eval "proto_$1_setup \"$interface\" \"$ifname\"" } proto_init_update() { local ifname="$1" local up="$2" local external="$3" PROTO_KEEP=0 PROTO_INIT=1 PROTO_TUNNEL_OPEN= PROTO_IPADDR= PROTO_IP6ADDR= PROTO_ROUTE= PROTO_ROUTE6= PROTO_PREFIX6= PROTO_DNS= PROTO_DNS_SEARCH= json_init json_add_int action 0 [ -n "$ifname" -a "*" != "$ifname" ] && json_add_string "ifname" "$ifname" json_add_boolean "link-up" "$up" [ -n "$3" ] && json_add_boolean "address-external" "$external" } proto_set_keep() { PROTO_KEEP="$1" } proto_close_nested() { [ -n "$PROTO_NESTED_OPEN" ] && json_close_object PROTO_NESTED_OPEN= } proto_add_nested() { PROTO_NESTED_OPEN=1 json_add_object "$1" } proto_add_tunnel() { proto_add_nested "tunnel" } proto_close_tunnel() { proto_close_nested } proto_add_data() { proto_add_nested "data" } proto_close_data() { proto_close_nested } proto_add_dns_server() { local address="$1" append PROTO_DNS "$address" } proto_add_dns_search() { local address="$1" append PROTO_DNS_SEARCH "$address" } proto_add_ipv4_address() { local address="$1" local mask="$2" local broadcast="$3" local ptp="$4" append PROTO_IPADDR "$address/$mask/$broadcast/$ptp" } proto_add_ipv6_address() { local address="$1" local mask="$2" local preferred="$3" local valid="$4" local offlink="$5" local class="$6" append PROTO_IP6ADDR "$address/$mask/$preferred/$valid/$offlink/$class" } proto_add_ipv4_route() { local target="$1" local mask="$2" local gw="$3" local source="$4" local metric="$5" append PROTO_ROUTE "$target/$mask/$gw/$metric///$source" } proto_add_ipv6_route() { local target="$1" local mask="$2" local gw="$3" local metric="$4" local valid="$5" local source="$6" local table="$7" append PROTO_ROUTE6 "$target/$mask/$gw/$metric/$valid/$table/$source" } proto_add_ipv6_prefix() { local prefix="$1" local valid="$2" local preferred="$3" if [ -z "$valid" ]; then append PROTO_PREFIX6 "$prefix" else [ -z "$preferred" ] && preferred="$valid" append PROTO_PREFIX6 "$prefix,$valid,$preferred" fi } _proto_push_ipv4_addr() { local str="$1" local address mask broadcast ptp address="${str%%/*}" str="${str#*/}" mask="${str%%/*}" str="${str#*/}" broadcast="${str%%/*}" str="${str#*/}" ptp="$str" json_add_object "" json_add_string ipaddr "$address" [ -n "$mask" ] && json_add_string mask "$mask" [ -n "$broadcast" ] && json_add_string broadcast "$broadcast" [ -n "$ptp" ] && json_add_string ptp "$ptp" json_close_object } _proto_push_ipv6_addr() { local str="$1" local address mask preferred valid offlink address="${str%%/*}" str="${str#*/}" mask="${str%%/*}" str="${str#*/}" preferred="${str%%/*}" str="${str#*/}" valid="${str%%/*}" str="${str#*/}" offlink="${str%%/*}" str="${str#*/}" class="${str%%/*}" json_add_object "" json_add_string ipaddr "$address" [ -n "$mask" ] && json_add_string mask "$mask" [ -n "$preferred" ] && json_add_int preferred "$preferred" [ -n "$valid" ] && json_add_int valid "$valid" [ -n "$offlink" ] && json_add_boolean offlink "$offlink" [ -n "$class" ] && json_add_string class "$class" json_close_object } _proto_push_string() { json_add_string "" "$1" } _proto_push_route() { local str="$1"; local target="${str%%/*}" str="${str#*/}" local mask="${str%%/*}" str="${str#*/}" local gw="${str%%/*}" str="${str#*/}" local metric="${str%%/*}" str="${str#*/}" local valid="${str%%/*}" str="${str#*/}" local table="${str%%/*}" str="${str#*/}" local source="${str}" json_add_object "" json_add_string target "$target" json_add_string netmask "$mask" [ -n "$gw" ] && json_add_string gateway "$gw" [ -n "$metric" ] && json_add_int metric "$metric" [ -n "$valid" ] && json_add_int valid "$valid" [ -n "$source" ] && json_add_string source "$source" [ -n "$table" ] && json_add_string table "$table" json_close_object } _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() { local interface="$1" local options="$2" json_add_string "interface" "$interface" ubus $options call network.interface notify_proto "$(json_dump)" } proto_send_update() { local interface="$1" proto_close_nested json_add_boolean keep "$PROTO_KEEP" _proto_push_array "ipaddr" "$PROTO_IPADDR" _proto_push_ipv4_addr _proto_push_array "ip6addr" "$PROTO_IP6ADDR" _proto_push_ipv6_addr _proto_push_array "routes" "$PROTO_ROUTE" _proto_push_route _proto_push_array "routes6" "$PROTO_ROUTE6" _proto_push_route _proto_push_array "ip6prefix" "$PROTO_PREFIX6" _proto_push_string _proto_push_array "dns" "$PROTO_DNS" _proto_push_string _proto_push_array "dns_search" "$PROTO_DNS_SEARCH" _proto_push_string _proto_notify "$interface" } proto_export() { local var="VAR${_EXPORT_VAR}" _EXPORT_VAR="$(($_EXPORT_VAR + 1))" export -- "$var=$1" append _EXPORT_VARS "$var" } proto_run_command() { local interface="$1"; shift json_init json_add_int action 1 json_add_array command while [ $# -gt 0 ]; do json_add_string "" "$1" shift done json_close_array [ -n "$_EXPORT_VARS" ] && { json_add_array env for var in $_EXPORT_VARS; do eval "json_add_string \"\" \"\${$var}\"" done json_close_array } _proto_notify "$interface" } proto_kill_command() { local interface="$1"; shift json_init json_add_int action 2 [ -n "$1" ] && json_add_int signal "$1" _proto_notify "$interface" } proto_notify_error() { local interface="$1"; shift json_init json_add_int action 3 json_add_array error while [ $# -gt 0 ]; do json_add_string "" "$1" shift done json_close_array _proto_notify "$interface" } proto_block_restart() { local interface="$1"; shift json_init json_add_int action 4 _proto_notify "$interface" } proto_set_available() { local interface="$1" local state="$2" json_init json_add_int action 5 json_add_boolean available "$state" _proto_notify "$interface" } proto_add_host_dependency() { local interface="$1" local host="$2" local ifname="$3" # execute in subshell to not taint callers env # see tickets #11046, #11545, #11570 ( json_init json_add_int action 6 json_add_string host "$host" [ -n "$ifname" ] && json_add_string ifname "$ifname" _proto_notify "$interface" -S ) } proto_setup_failed() { local interface="$1" json_init json_add_int action 7 _proto_notify "$interface" } init_proto() { proto="$1"; shift cmd="$1"; shift case "$cmd" in dump) add_protocol() { no_device=0 available=0 renew_handler=0 add_default_handler "proto_$1_init_config" json_init json_add_string "name" "$1" json_add_array "config" eval "proto_$1_init_config" json_close_array json_add_boolean no-device "$no_device" json_add_boolean available "$available" json_add_boolean renew-handler "$renew_handler" json_add_boolean lasterror "$lasterror" json_dump } ;; setup|teardown|renew) 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" ;; renew) _proto_do_renew "$1" ;; *) return 1 ;; esac } ;; esac }