Use LibXDP to build the projects instead.
This commit is contained in:
66
Makefile
66
Makefile
@@ -1,15 +1,35 @@
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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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# Main directories.
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BUILDDIR = build
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SRCDIR = src
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MODULEDIR = modules
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LIBBPFSRC = libbpf/src
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LIBBPFOBJS = $(LIBBPFSRC)/staticobjs/bpf_prog_linfo.o $(LIBBPFSRC)/staticobjs/bpf.o $(LIBBPFSRC)/staticobjs/btf_dump.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/btf.o $(LIBBPFSRC)/staticobjs/hashmap.o $(LIBBPFSRC)/staticobjs/libbpf_errno.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/libbpf_probes.o $(LIBBPFSRC)/staticobjs/libbpf.o $(LIBBPFSRC)/staticobjs/netlink.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/nlattr.o $(LIBBPFSRC)/staticobjs/str_error.o $(LIBBPFSRC)/staticobjs/xsk.o
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# XDP Tools directory.
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XDPTOOLSDIR = $(MODULEDIR)/xdp-tools
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XDPTOOLSHEADERS = $(XDPTOOLSDIR)/headers
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# LibXDP and LibBPF directories.
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LIBXDPDIR = $(XDPTOOLSDIR)/lib/libxdp
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LIBBPFDIR = $(XDPTOOLSDIR)/lib/libbpf
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LIBBPFSRC = $(LIBBPFDIR)/src
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# LibBPF objects.
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LIBBPFOBJS = $(LIBBPFSRC)/staticobjs/bpf_prog_linfo.o $(LIBBPFSRC)/staticobjs/bpf.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/btf_dump.o $(LIBBPFSRC)/staticobjs/btf.o $(LIBBPFSRC)/staticobjs/gen_loader.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/hashmap.o $(LIBBPFSRC)/staticobjs/libbpf_errno.o $(LIBBPFSRC)/staticobjs/libbpf_probes.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/libbpf.o $(LIBBPFSRC)/staticobjs/linker.o $(LIBBPFSRC)/staticobjs/netlink.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/nlattr.o $(LIBBPFSRC)/staticobjs/relo_core.o $(LIBBPFSRC)/staticobjs/ringbuf.o
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LIBBPFOBJS += $(LIBBPFSRC)/staticobjs/str_error.o $(LIBBPFSRC)/staticobjs/strset.o $(LIBBPFSRC)/staticobjs/usdt.o
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# LibXDP objects.
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LIBXDPOBJS = $(LIBXDPDIR)/sharedobjs/xsk.o $(LIBXDPDIR)/sharedobjs/libxdp.o
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# Main program's objects.
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CONFIGSRC = config.c
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CONFIGOBJ = config.o
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CMDLINESRC = cmdline.c
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@@ -19,37 +39,55 @@ XDPFWSRC = xdpfw.c
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XDPFWOUT = xdpfw
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XDPPROGSRC = xdpfw_kern.c
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XDPPROGBC = xdpfw_kern.bc
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XDPPROGLL = xdpfw_kern.ll
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XDPPROGOBJ = xdpfw_kern.o
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OBJS = $(BUILDDIR)/$(CONFIGOBJ) $(BUILDDIR)/$(CMDLINEOBJ)
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# LD flags and includes.
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LDFLAGS += -lconfig -lelf -lz
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INCS = -I $(LIBBPFSRC)
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INCS += -I /usr/include -I /usr/local/include
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# All chain.
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all: xdpfw xdpfw_filter utils
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xdpfw: utils libbpf $(OBJS)
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# User space application chain.
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xdpfw: utils libxdp $(OBJS)
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mkdir -p $(BUILDDIR)/
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$(CC) $(LDFLAGS) $(INCS) -o $(BUILDDIR)/$(XDPFWOUT) $(LIBBPFOBJS) $(OBJS) $(SRCDIR)/$(XDPFWSRC)
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$(CC) $(LDFLAGS) $(INCS) -o $(BUILDDIR)/$(XDPFWOUT) $(LIBBPFOBJS) $(LIBXDPOBJS) $(OBJS) $(SRCDIR)/$(XDPFWSRC)
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# XDP program chain.
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xdpfw_filter:
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mkdir -p $(BUILDDIR)/
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$(CC) $(INCS) -D__BPF__ -O2 -emit-llvm -c -o $(BUILDDIR)/$(XDPPROGBC) $(SRCDIR)/$(XDPPROGSRC)
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llc -march=bpf -filetype=obj -o $(BUILDDIR)/$(XDPPROGOBJ) $(BUILDDIR)/$(XDPPROGBC)
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$(CC) $(INCS) -D__BPF__ -D __BPF_TRACING__ -Wno-unused-value -Wno-pointer-sign -Wno-compare-distinct-pointer-types -O2 -emit-llvm -c -g -o $(BUILDDIR)/$(XDPPROGLL) $(SRCDIR)/$(XDPPROGSRC)
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$(LLC) -march=bpf -filetype=obj -o $(BUILDDIR)/$(XDPPROGOBJ) $(BUILDDIR)/$(XDPPROGLL)
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# Utils chain.
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utils:
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mkdir -p $(BUILDDIR)/
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$(CC) -O2 -c -o $(BUILDDIR)/$(CONFIGOBJ) $(SRCDIR)/$(CONFIGSRC)
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$(CC) -O2 -c -o $(BUILDDIR)/$(CMDLINEOBJ) $(SRCDIR)/$(CMDLINESRC)
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libbpf:
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$(MAKE) -C libbpf/src
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# LibXDP chain.
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libxdp:
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$(MAKE) -C $(XDPTOOLSDIR)
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sudo $(MAKE) -C $(LIBBPFSRC) install
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sudo $(MAKE) -C $(LIBXDPDIR) install
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# Clean chain.
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clean:
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$(MAKE) -C libbpf/src clean
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$(MAKE) -C $(LIBBPFSRC) clean
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$(MAKE) -C $(XDPTOOLSDIR) clean
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rm -f $(BUILDDIR)/*.o $(BUILDDIR)/*.bc
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rm -f $(BUILDDIR)/$(XDPFWOUT)
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# Install chain.
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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 $(BUILDDIR)/$(XDPPROGOBJ) /etc/xdpfw/$(XDPPROGOBJ)
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cp $(BUILDDIR)/$(XDPFWOUT) /usr/bin/$(XDPFWOUT)
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cp -n other/xdpfw.service /etc/systemd/system/
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.PHONY: libbpf all
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.PHONY: libxdp all
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.DEFAULT: all
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