Initial commit

package/network/services/bridger/Makefile

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+#
+# Copyright (C) 2022 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=bridger
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL=https://github.com/nbd168/bridger
+PKG_SOURCE_DATE:=2024-04-22
+PKG_SOURCE_VERSION:=40b1c5b6be4e73a6749cf2997c664520eb20055d
+PKG_MIRROR_HASH:=b3ba2ab5ffa1af55f8da2cae5a90df486474b97ed4c359ec40c986aa6e82c300
+
+PKG_LICENSE:=GPL-2.0
+PKG_MAINTAINER:=Felix Fietkau <nbd@nbd.name>
+
+PKG_BUILD_DEPENDS:=bpf-headers
+
+PKG_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+include $(INCLUDE_DIR)/bpf.mk
+include $(INCLUDE_DIR)/nls.mk
+
+define Package/bridger
+  SECTION:=utils
+  CATEGORY:=Base system
+  TITLE:=Bridge forwarding accelerator
+  DEPENDS:=+libbpf +libubox +libubus +libnl-tiny +kmod-sched-core +kmod-sched-flower +kmod-sched-bpf +kmod-sched-act-vlan $(BPF_DEPENDS)
+endef
+
+TARGET_CFLAGS += \
+	-I$(STAGING_DIR)/usr/include/libnl-tiny \
+	-I$(STAGING_DIR)/usr/include
+
+CMAKE_OPTIONS += \
+	-DLIBNL_LIBS=-lnl-tiny
+
+define Build/Compile
+	$(call CompileBPF,$(PKG_BUILD_DIR)/bridger-bpf.c)
+	$(Build/Compile/Default)
+endef
+
+define Package/bridger/install
+	$(INSTALL_DIR) \
+		$(1)/etc/config \
+		$(1)/etc/init.d \
+		$(1)/lib/bpf \
+		$(1)/usr/sbin
+	$(INSTALL_DATA) $(PKG_BUILD_DIR)/bridger-bpf.o $(1)/lib/bpf
+	$(INSTALL_BIN) \
+		$(PKG_INSTALL_DIR)/usr/bin/bridger \
+		$(1)/usr/sbin/
+	$(INSTALL_DATA) ./files/bridger.conf $(1)/etc/config/bridger
+	$(INSTALL_BIN) ./files/bridger.init $(1)/etc/init.d/bridger
+endef
+
+$(eval $(call BuildPackage,bridger))

package/network/services/bridger/files/bridger.conf

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+config defaults
+	# handle bridge local rx/tx
+	option bridge_local_tx 1
+	option bridge_local_rx 0
+
+	# example for blacklisting individual devices or bridges
+	# list blacklist eth0

package/network/services/bridger/files/bridger.init

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+#!/bin/sh /etc/rc.common
+# Copyright (c) 2021 OpenWrt.org
+
+START=19
+
+USE_PROCD=1
+PROG=/usr/sbin/bridger
+
+get_defaults() {
+	cfg="$1"
+
+	config_get blacklist "$cfg" blacklist
+	json_add_array blacklist
+	for i in $blacklist; do
+		json_add_string "" "$i"
+	done
+	json_close_array
+
+	config_get_bool bridge_local_tx "$cfg" bridge_local_tx 1
+	json_add_boolean bridge_local_tx "$bridge_local_tx"
+
+	config_get_bool bridge_local_rx "$cfg" bridge_local_rx 0
+	json_add_boolean bridge_local_rx "$bridge_local_rx"
+}
+
+reload_service() {
+	config_load bridger
+
+	json_init
+	config_foreach get_defaults defaults
+
+	ubus call bridger set_config "$(json_dump)"
+}
+
+service_triggers() {
+	procd_add_reload_trigger bridger
+}
+
+start_service() {
+	procd_open_instance
+	procd_set_param command "$PROG"
+	procd_set_param respawn
+	procd_close_instance
+}
+
+service_started() {
+	ubus -t 10 wait_for bridger
+	[ $? = 0 ] && reload_service
+}