126 lines
4.0 KiB
Makefile
126 lines
4.0 KiB
Makefile
CC = clang
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LLC = llc
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ARCH := $(shell uname -m | sed 's/x86_64/x86/')
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# Top-level directories.
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BUILD_DIR = build
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SRC_DIR = src
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MODULES_DIR = modules
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# Common directories.
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COMMON_DIR = $(SRC_DIR)/common
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LOADER_DIR = $(SRC_DIR)/loader
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XDP_DIR = $(SRC_DIR)/xdp
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# Additional build directories.
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BUILD_LOADER_DIR = $(BUILD_DIR)/loader
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BUILD_XDP_DIR = $(BUILD_DIR)/xdp
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# XDP Tools directories.
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XDP_TOOLS_DIR = $(MODULES_DIR)/xdp-tools
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XDP_TOOLS_HEADERS = $(XDP_TOOLS_DIR)/headers
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# LibXDP and LibBPF directories.
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LIBXDP_DIR = $(XDP_TOOLS_DIR)/lib/libxdp
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LIBBPF_DIR = $(XDP_TOOLS_DIR)/lib/libbpf
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LIBBPF_SRC = $(LIBBPF_DIR)/src
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# LibBPF objects.
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LIBBPF_OBJS = $(LIBBPF_SRC)/staticobjs/bpf_prog_linfo.o $(LIBBPF_SRC)/staticobjs/bpf.o $(LIBBPF_SRC)/staticobjs/btf_dump.o
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LIBBPF_OBJS += $(LIBBPF_SRC)/staticobjs/btf.o $(LIBBPF_SRC)/staticobjs/gen_loader.o $(LIBBPF_SRC)/staticobjs/hashmap.o
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LIBBPF_OBJS += $(LIBBPF_SRC)/staticobjs/libbpf_errno.o $(LIBBPF_SRC)/staticobjs/libbpf_probes.o $(LIBBPF_SRC)/staticobjs/libbpf.o
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LIBBPF_OBJS += $(LIBBPF_SRC)/staticobjs/linker.o $(LIBBPF_SRC)/staticobjs/netlink.o $(LIBBPF_SRC)/staticobjs/nlattr.o
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LIBBPF_OBJS += $(LIBBPF_SRC)/staticobjs/relo_core.o $(LIBBPF_SRC)/staticobjs/ringbuf.o $(LIBBPF_SRC)/staticobjs/str_error.o
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LIBBPF_OBJS += $(LIBBPF_SRC)/staticobjs/strset.o $(LIBBPF_SRC)/staticobjs/usdt.o $(LIBBPF_SRC)/staticobjs/zip.o
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# LibXDP objects.
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# To Do: Figure out why static objects produces errors relating to unreferenced functions with dispatcher.
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LIBXDP_OBJS = $(LIBXDP_DIR)/sharedobjs/xsk.o $(LIBXDP_DIR)/sharedobjs/libxdp.o
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# Loader directories.
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LOADER_SRC = loader.c
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LOADER_OUT = xdpfw
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LOADER_UTILS_DIR = $(LOADER_DIR)/utils
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# Loader utils.
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LOADER_UTILS_CONFIG_SRC = config.c
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LOADER_UTILS_CONFIG_OBJ = config.o
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LOADER_UTILS_CMDLINE_SRC = cmdline.c
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LOADER_UTILS_CMDLINE_OBJ = cmdline.o
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LOADER_UTILS_HELPERS_SRC = helpers.c
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LOADER_UTILS_HELPERS_OBJ = helpers.o
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# Loader objects.
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LOADER_OBJS = $(LIBXDP_OBJS) $(LIBBPF_OBJS) $(BUILD_LOADER_DIR)/$(LOADER_UTILS_CONFIG_OBJ) $(BUILD_LOADER_DIR)/$(LOADER_UTILS_CMDLINE_OBJ) $(BUILD_LOADER_DIR)/$(LOADER_UTILS_HELPERS_OBJ)
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# XDP directories.
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XDP_SRC = prog.c
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XDP_OBJ = xdp_prog.o
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XDP_UTILS_DIR = $(XDP_DIR)/utils
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# XDP utils.
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XDP_UTILS_HELPERS_SRC = helpers.c
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XDP_UTILS_HELPERS_OBJ = helpers.o
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XDP_UTILS_RL_SRC = rl.c
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XDP_UTILS_RL_OBJ = rl.o
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# Includes.
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INCS = -I $(SRC_DIR) -I $(LIBBPF_SRC) -I /usr/include -I /usr/local/include
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# Flags.
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FLAGS = -O2 -g
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FLAGS_LOADER = -lconfig -lelf -lz
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# All chains.
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all: loader xdp
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# Loader program.
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loader: libxdp loader_utils
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$(CC) $(INCS) $(FLAGS) $(FLAGS_LOADER) -o $(BUILD_LOADER_DIR)/$(LOADER_OUT) $(LOADER_OBJS) $(LOADER_DIR)/$(LOADER_SRC)
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loader_utils: loader_utils_config loader_utils_cmdline loader_utils_helpers
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loader_utils_config:
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$(CC) $(INCS) $(FLAGS) -c -o $(BUILD_LOADER_DIR)/$(LOADER_UTILS_CONFIG_OBJ) $(LOADER_UTILS_DIR)/$(LOADER_UTILS_CONFIG_SRC)
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loader_utils_cmdline:
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$(CC) $(INCS) $(FLAGS) -c -o $(BUILD_LOADER_DIR)/$(LOADER_UTILS_CMDLINE_OBJ) $(LOADER_UTILS_DIR)/$(LOADER_UTILS_CMDLINE_SRC)
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loader_utils_helpers:
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$(CC) $(INCS) $(FLAGS) -c -o $(BUILD_LOADER_DIR)/$(LOADER_UTILS_HELPERS_OBJ) $(LOADER_UTILS_DIR)/$(LOADER_UTILS_HELPERS_SRC)
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# XDP program.
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xdp:
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$(CC) $(INCS) $(FLAGS) -target bpf -c -o $(BUILD_XDP_DIR)/$(XDP_OBJ) $(XDP_DIR)/$(XDP_SRC)
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# LibXDP chain. We need to install objects here since our program relies on installed object files and such.
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libxdp:
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$(MAKE) -C $(XDP_TOOLS_DIR) libxdp
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sudo $(MAKE) -C $(LIBBPF_SRC) install
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sudo $(MAKE) -C $(LIBXDP_DIR) install
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clean:
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$(MAKE) -C $(XDP_TOOLS_DIR) clean
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$(MAKE) -C $(LIBBPF_SRC) clean
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find $(BUILD_DIR) -type f ! -name ".*" -exec rm -f {} +
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find $(BUILD_LOADER_DIR) -type f ! -name ".*" -exec rm -f {} +
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find $(BUILD_XDP_DIR) -type f ! -name ".*" -exec rm -f {} +
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install:
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mkdir -p /etc/xdpfw/
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cp -n xdpfw.conf.example /etc/xdpfw/xdpfw.conf
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cp -f $(BUILD_LOADER_DIR)/$(LOADER_OUT) /usr/bin
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cp -f $(BUILD_XDP_DIR)/$(XDP_OBJ) /etc/xdpfw
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cp -n other/xdpfw.service /etc/systemd/system/
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.PHONY: all libxdp
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.DEFAULT: all |