537 lines
20 KiB
Makefile
537 lines
20 KiB
Makefile
|
# SPDX-License-Identifier: GPL-2.0
|
||
|
|
include ../../../build/Build.include
|
||
|
|
include ../../../scripts/Makefile.arch
|
||
|
|
include ../../../scripts/Makefile.include
|
||
|
|
|
||
|
|
CXX ?= $(CROSS_COMPILE)g++
|
||
|
|
|
||
|
|
CURDIR := $(abspath .)
|
||
|
|
TOOLSDIR := $(abspath ../../..)
|
||
|
|
LIBDIR := $(TOOLSDIR)/lib
|
||
|
|
BPFDIR := $(LIBDIR)/bpf
|
||
|
|
TOOLSINCDIR := $(TOOLSDIR)/include
|
||
|
|
BPFTOOLDIR := $(TOOLSDIR)/bpf/bpftool
|
||
|
|
APIDIR := $(TOOLSINCDIR)/uapi
|
||
|
|
GENDIR := $(abspath ../../../../include/generated)
|
||
|
|
GENHDR := $(GENDIR)/autoconf.h
|
||
|
|
|
||
|
|
ifneq ($(wildcard $(GENHDR)),)
|
||
|
|
GENFLAGS := -DHAVE_GENHDR
|
||
|
|
endif
|
||
|
|
|
||
|
|
BPF_GCC ?= $(shell command -v bpf-gcc;)
|
||
|
|
SAN_CFLAGS ?=
|
||
|
|
CFLAGS += -g -O0 -rdynamic -Wall $(GENFLAGS) $(SAN_CFLAGS) \
|
||
|
|
-I$(CURDIR) -I$(INCLUDE_DIR) -I$(GENDIR) -I$(LIBDIR) \
|
||
|
|
-I$(TOOLSINCDIR) -I$(APIDIR) -I$(OUTPUT) \
|
||
|
|
-Dbpf_prog_load=bpf_prog_test_load \
|
||
|
|
-Dbpf_load_program=bpf_test_load_program
|
||
|
|
LDLIBS += -lcap -lelf -lz -lrt -lpthread
|
||
|
|
|
||
|
|
# Silence some warnings when compiled with clang
|
||
|
|
ifneq ($(LLVM),)
|
||
|
|
CFLAGS += -Wno-unused-command-line-argument
|
||
|
|
endif
|
||
|
|
|
||
|
|
# Order correspond to 'make run_tests' order
|
||
|
|
TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \
|
||
|
|
test_verifier_log test_dev_cgroup \
|
||
|
|
test_sock test_sockmap get_cgroup_id_user \
|
||
|
|
test_cgroup_storage \
|
||
|
|
test_tcpnotify_user test_sysctl \
|
||
|
|
test_progs-no_alu32
|
||
|
|
|
||
|
|
# Also test bpf-gcc, if present
|
||
|
|
ifneq ($(BPF_GCC),)
|
||
|
|
TEST_GEN_PROGS += test_progs-bpf_gcc
|
||
|
|
endif
|
||
|
|
|
||
|
|
TEST_GEN_FILES = test_lwt_ip_encap.o \
|
||
|
|
test_tc_edt.o
|
||
|
|
TEST_FILES = xsk_prereqs.sh \
|
||
|
|
$(wildcard progs/btf_dump_test_case_*.c)
|
||
|
|
|
||
|
|
# Order correspond to 'make run_tests' order
|
||
|
|
TEST_PROGS := test_kmod.sh \
|
||
|
|
test_xdp_redirect.sh \
|
||
|
|
test_xdp_redirect_multi.sh \
|
||
|
|
test_xdp_meta.sh \
|
||
|
|
test_xdp_veth.sh \
|
||
|
|
test_offload.py \
|
||
|
|
test_sock_addr.sh \
|
||
|
|
test_tunnel.sh \
|
||
|
|
test_lwt_seg6local.sh \
|
||
|
|
test_lirc_mode2.sh \
|
||
|
|
test_skb_cgroup_id.sh \
|
||
|
|
test_flow_dissector.sh \
|
||
|
|
test_xdp_vlan_mode_generic.sh \
|
||
|
|
test_xdp_vlan_mode_native.sh \
|
||
|
|
test_lwt_ip_encap.sh \
|
||
|
|
test_tcp_check_syncookie.sh \
|
||
|
|
test_tc_tunnel.sh \
|
||
|
|
test_tc_edt.sh \
|
||
|
|
test_xdping.sh \
|
||
|
|
test_bpftool_build.sh \
|
||
|
|
test_bpftool.sh \
|
||
|
|
test_bpftool_metadata.sh \
|
||
|
|
test_doc_build.sh \
|
||
|
|
test_xsk.sh
|
||
|
|
|
||
|
|
TEST_PROGS_EXTENDED := with_addr.sh \
|
||
|
|
with_tunnels.sh ima_setup.sh \
|
||
|
|
test_xdp_vlan.sh test_bpftool.py
|
||
|
|
|
||
|
|
# Compile but not part of 'make run_tests'
|
||
|
|
TEST_GEN_PROGS_EXTENDED = test_sock_addr test_skb_cgroup_id_user \
|
||
|
|
flow_dissector_load test_flow_dissector test_tcp_check_syncookie_user \
|
||
|
|
test_lirc_mode2_user xdping test_cpp runqslower bench bpf_testmod.ko \
|
||
|
|
xdpxceiver xdp_redirect_multi
|
||
|
|
|
||
|
|
TEST_CUSTOM_PROGS = $(OUTPUT)/urandom_read
|
||
|
|
|
||
|
|
# Emit succinct information message describing current building step
|
||
|
|
# $1 - generic step name (e.g., CC, LINK, etc);
|
||
|
|
# $2 - optional "flavor" specifier; if provided, will be emitted as [flavor];
|
||
|
|
# $3 - target (assumed to be file); only file name will be emitted;
|
||
|
|
# $4 - optional extra arg, emitted as-is, if provided.
|
||
|
|
ifeq ($(V),1)
|
||
|
|
Q =
|
||
|
|
msg =
|
||
|
|
else
|
||
|
|
Q = @
|
||
|
|
msg = @printf ' %-8s%s %s%s\n' "$(1)" "$(if $(2), [$(2)])" "$(notdir $(3))" "$(if $(4), $(4))";
|
||
|
|
MAKEFLAGS += --no-print-directory
|
||
|
|
submake_extras := feature_display=0
|
||
|
|
endif
|
||
|
|
|
||
|
|
# override lib.mk's default rules
|
||
|
|
OVERRIDE_TARGETS := 1
|
||
|
|
override define CLEAN
|
||
|
|
$(call msg,CLEAN)
|
||
|
|
$(Q)$(RM) -r $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(EXTRA_CLEAN)
|
||
|
|
$(Q)$(MAKE) -C bpf_testmod clean
|
||
|
|
$(Q)$(MAKE) docs-clean
|
||
|
|
endef
|
||
|
|
|
||
|
|
include ../lib.mk
|
||
|
|
|
||
|
|
SCRATCH_DIR := $(OUTPUT)/tools
|
||
|
|
BUILD_DIR := $(SCRATCH_DIR)/build
|
||
|
|
INCLUDE_DIR := $(SCRATCH_DIR)/include
|
||
|
|
BPFOBJ := $(BUILD_DIR)/libbpf/libbpf.a
|
||
|
|
ifneq ($(CROSS_COMPILE),)
|
||
|
|
HOST_BUILD_DIR := $(BUILD_DIR)/host
|
||
|
|
HOST_SCRATCH_DIR := $(OUTPUT)/host-tools
|
||
|
|
else
|
||
|
|
HOST_BUILD_DIR := $(BUILD_DIR)
|
||
|
|
HOST_SCRATCH_DIR := $(SCRATCH_DIR)
|
||
|
|
endif
|
||
|
|
HOST_BPFOBJ := $(HOST_BUILD_DIR)/libbpf/libbpf.a
|
||
|
|
RESOLVE_BTFIDS := $(HOST_BUILD_DIR)/resolve_btfids/resolve_btfids
|
||
|
|
|
||
|
|
VMLINUX_BTF_PATHS ?= $(if $(O),$(O)/vmlinux) \
|
||
|
|
$(if $(KBUILD_OUTPUT),$(KBUILD_OUTPUT)/vmlinux) \
|
||
|
|
../../../../vmlinux \
|
||
|
|
/sys/kernel/btf/vmlinux \
|
||
|
|
/boot/vmlinux-$(shell uname -r)
|
||
|
|
VMLINUX_BTF ?= $(abspath $(firstword $(wildcard $(VMLINUX_BTF_PATHS))))
|
||
|
|
ifeq ($(VMLINUX_BTF),)
|
||
|
|
$(error Cannot find a vmlinux for VMLINUX_BTF at any of "$(VMLINUX_BTF_PATHS)")
|
||
|
|
endif
|
||
|
|
|
||
|
|
# Define simple and short `make test_progs`, `make test_sysctl`, etc targets
|
||
|
|
# to build individual tests.
|
||
|
|
# NOTE: Semicolon at the end is critical to override lib.mk's default static
|
||
|
|
# rule for binaries.
|
||
|
|
$(notdir $(TEST_GEN_PROGS) \
|
||
|
|
$(TEST_GEN_PROGS_EXTENDED) \
|
||
|
|
$(TEST_CUSTOM_PROGS)): %: $(OUTPUT)/% ;
|
||
|
|
|
||
|
|
# sort removes libbpf duplicates when not cross-building
|
||
|
|
MAKE_DIRS := $(sort $(BUILD_DIR)/libbpf $(HOST_BUILD_DIR)/libbpf \
|
||
|
|
$(HOST_BUILD_DIR)/bpftool $(HOST_BUILD_DIR)/resolve_btfids \
|
||
|
|
$(INCLUDE_DIR))
|
||
|
|
$(MAKE_DIRS):
|
||
|
|
$(call msg,MKDIR,,$@)
|
||
|
|
$(Q)mkdir -p $@
|
||
|
|
|
||
|
|
$(OUTPUT)/%.o: %.c
|
||
|
|
$(call msg,CC,,$@)
|
||
|
|
$(Q)$(CC) $(CFLAGS) -c $(filter %.c,$^) $(LDLIBS) -o $@
|
||
|
|
|
||
|
|
$(OUTPUT)/%:%.c
|
||
|
|
$(call msg,BINARY,,$@)
|
||
|
|
$(Q)$(LINK.c) $^ $(LDLIBS) -o $@
|
||
|
|
|
||
|
|
$(OUTPUT)/urandom_read: urandom_read.c
|
||
|
|
$(call msg,BINARY,,$@)
|
||
|
|
$(Q)$(CC) $(LDFLAGS) -o $@ $< $(LDLIBS) -Wl,--build-id=sha1
|
||
|
|
|
||
|
|
$(OUTPUT)/bpf_testmod.ko: $(VMLINUX_BTF) $(wildcard bpf_testmod/Makefile bpf_testmod/*.[ch])
|
||
|
|
$(call msg,MOD,,$@)
|
||
|
|
$(Q)$(RM) bpf_testmod/bpf_testmod.ko # force re-compilation
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C bpf_testmod
|
||
|
|
$(Q)cp bpf_testmod/bpf_testmod.ko $@
|
||
|
|
|
||
|
|
$(OUTPUT)/test_stub.o: test_stub.c $(BPFOBJ)
|
||
|
|
$(call msg,CC,,$@)
|
||
|
|
$(Q)$(CC) -c $(CFLAGS) -o $@ $<
|
||
|
|
|
||
|
|
DEFAULT_BPFTOOL := $(HOST_SCRATCH_DIR)/sbin/bpftool
|
||
|
|
|
||
|
|
$(OUTPUT)/runqslower: $(BPFOBJ) | $(DEFAULT_BPFTOOL)
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C $(TOOLSDIR)/bpf/runqslower \
|
||
|
|
OUTPUT=$(SCRATCH_DIR)/ VMLINUX_BTF=$(VMLINUX_BTF) \
|
||
|
|
BPFOBJ=$(BPFOBJ) BPF_INCLUDE=$(INCLUDE_DIR) && \
|
||
|
|
cp $(SCRATCH_DIR)/runqslower $@
|
||
|
|
|
||
|
|
TEST_GEN_PROGS_EXTENDED += $(DEFAULT_BPFTOOL)
|
||
|
|
|
||
|
|
$(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED): $(OUTPUT)/test_stub.o $(BPFOBJ)
|
||
|
|
|
||
|
|
$(OUTPUT)/test_dev_cgroup: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_skb_cgroup_id_user: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_sock: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_sock_addr: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_sockmap: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_tcpnotify_user: cgroup_helpers.c trace_helpers.c
|
||
|
|
$(OUTPUT)/get_cgroup_id_user: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_cgroup_storage: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_sock_fields: cgroup_helpers.c
|
||
|
|
$(OUTPUT)/test_sysctl: cgroup_helpers.c
|
||
|
|
|
||
|
|
BPFTOOL ?= $(DEFAULT_BPFTOOL)
|
||
|
|
$(DEFAULT_BPFTOOL): $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) \
|
||
|
|
$(HOST_BPFOBJ) | $(HOST_BUILD_DIR)/bpftool
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C $(BPFTOOLDIR) \
|
||
|
|
CC=$(HOSTCC) LD=$(HOSTLD) \
|
||
|
|
EXTRA_CFLAGS='-g -O0' \
|
||
|
|
OUTPUT=$(HOST_BUILD_DIR)/bpftool/ \
|
||
|
|
prefix= DESTDIR=$(HOST_SCRATCH_DIR)/ install
|
||
|
|
|
||
|
|
all: docs
|
||
|
|
|
||
|
|
docs:
|
||
|
|
$(Q)RST2MAN_OPTS="--exit-status=1" $(MAKE) $(submake_extras) \
|
||
|
|
-f Makefile.docs \
|
||
|
|
prefix= OUTPUT=$(OUTPUT)/ DESTDIR=$(OUTPUT)/ $@
|
||
|
|
|
||
|
|
docs-clean:
|
||
|
|
$(Q)$(MAKE) $(submake_extras) \
|
||
|
|
-f Makefile.docs \
|
||
|
|
prefix= OUTPUT=$(OUTPUT)/ DESTDIR=$(OUTPUT)/ $@
|
||
|
|
|
||
|
|
$(BPFOBJ): $(wildcard $(BPFDIR)/*.[ch] $(BPFDIR)/Makefile) \
|
||
|
|
../../../include/uapi/linux/bpf.h \
|
||
|
|
| $(INCLUDE_DIR) $(BUILD_DIR)/libbpf
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C $(BPFDIR) OUTPUT=$(BUILD_DIR)/libbpf/ \
|
||
|
|
EXTRA_CFLAGS='-g -O0' \
|
||
|
|
DESTDIR=$(SCRATCH_DIR) prefix= all install_headers
|
||
|
|
|
||
|
|
ifneq ($(BPFOBJ),$(HOST_BPFOBJ))
|
||
|
|
$(HOST_BPFOBJ): $(wildcard $(BPFDIR)/*.[ch] $(BPFDIR)/Makefile) \
|
||
|
|
../../../include/uapi/linux/bpf.h \
|
||
|
|
| $(INCLUDE_DIR) $(HOST_BUILD_DIR)/libbpf
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C $(BPFDIR) \
|
||
|
|
EXTRA_CFLAGS='-g -O0' \
|
||
|
|
OUTPUT=$(HOST_BUILD_DIR)/libbpf/ CC=$(HOSTCC) LD=$(HOSTLD) \
|
||
|
|
DESTDIR=$(HOST_SCRATCH_DIR)/ prefix= all install_headers
|
||
|
|
endif
|
||
|
|
|
||
|
|
$(INCLUDE_DIR)/vmlinux.h: $(VMLINUX_BTF) $(BPFTOOL) | $(INCLUDE_DIR)
|
||
|
|
ifeq ($(VMLINUX_H),)
|
||
|
|
$(call msg,GEN,,$@)
|
||
|
|
$(Q)$(BPFTOOL) btf dump file $(VMLINUX_BTF) format c > $@
|
||
|
|
else
|
||
|
|
$(call msg,CP,,$@)
|
||
|
|
$(Q)cp "$(VMLINUX_H)" $@
|
||
|
|
endif
|
||
|
|
|
||
|
|
$(RESOLVE_BTFIDS): $(HOST_BPFOBJ) | $(HOST_BUILD_DIR)/resolve_btfids \
|
||
|
|
$(TOOLSDIR)/bpf/resolve_btfids/main.c \
|
||
|
|
$(TOOLSDIR)/lib/rbtree.c \
|
||
|
|
$(TOOLSDIR)/lib/zalloc.c \
|
||
|
|
$(TOOLSDIR)/lib/string.c \
|
||
|
|
$(TOOLSDIR)/lib/ctype.c \
|
||
|
|
$(TOOLSDIR)/lib/str_error_r.c
|
||
|
|
$(Q)$(MAKE) $(submake_extras) -C $(TOOLSDIR)/bpf/resolve_btfids \
|
||
|
|
CC=$(HOSTCC) LD=$(HOSTLD) AR=$(HOSTAR) \
|
||
|
|
OUTPUT=$(HOST_BUILD_DIR)/resolve_btfids/ BPFOBJ=$(HOST_BPFOBJ)
|
||
|
|
|
||
|
|
# Get Clang's default includes on this system, as opposed to those seen by
|
||
|
|
# '-target bpf'. This fixes "missing" files on some architectures/distros,
|
||
|
|
# such as asm/byteorder.h, asm/socket.h, asm/sockios.h, sys/cdefs.h etc.
|
||
|
|
#
|
||
|
|
# Use '-idirafter': Don't interfere with include mechanics except where the
|
||
|
|
# build would have failed anyways.
|
||
|
|
define get_sys_includes
|
||
|
|
$(shell $(1) -v -E - </dev/null 2>&1 \
|
||
|
|
| sed -n '/<...> search starts here:/,/End of search list./{ s| \(/.*\)|-idirafter \1|p }') \
|
||
|
|
$(shell $(1) -dM -E - </dev/null | grep '#define __riscv_xlen ' | sed 's/#define /-D/' | sed 's/ /=/')
|
||
|
|
endef
|
||
|
|
|
||
|
|
# Determine target endianness.
|
||
|
|
IS_LITTLE_ENDIAN = $(shell $(CC) -dM -E - </dev/null | \
|
||
|
|
grep 'define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__')
|
||
|
|
MENDIAN=$(if $(IS_LITTLE_ENDIAN),-mlittle-endian,-mbig-endian)
|
||
|
|
|
||
|
|
CLANG_SYS_INCLUDES = $(call get_sys_includes,$(CLANG))
|
||
|
|
BPF_CFLAGS = -g -D__TARGET_ARCH_$(SRCARCH) $(MENDIAN) \
|
||
|
|
-I$(INCLUDE_DIR) -I$(CURDIR) -I$(APIDIR) \
|
||
|
|
-I$(abspath $(OUTPUT)/../usr/include)
|
||
|
|
|
||
|
|
CLANG_CFLAGS = $(CLANG_SYS_INCLUDES) \
|
||
|
|
-Wno-compare-distinct-pointer-types
|
||
|
|
|
||
|
|
$(OUTPUT)/test_l4lb_noinline.o: BPF_CFLAGS += -fno-inline
|
||
|
|
$(OUTPUT)/test_xdp_noinline.o: BPF_CFLAGS += -fno-inline
|
||
|
|
|
||
|
|
$(OUTPUT)/flow_dissector_load.o: flow_dissector_load.h
|
||
|
|
|
||
|
|
# Build BPF object using Clang
|
||
|
|
# $1 - input .c file
|
||
|
|
# $2 - output .o file
|
||
|
|
# $3 - CFLAGS
|
||
|
|
define CLANG_BPF_BUILD_RULE
|
||
|
|
$(call msg,CLNG-BPF,$(TRUNNER_BINARY),$2)
|
||
|
|
$(Q)$(CLANG) $3 -O2 -target bpf -c $1 -o $2 -mcpu=v3
|
||
|
|
endef
|
||
|
|
# Similar to CLANG_BPF_BUILD_RULE, but with disabled alu32
|
||
|
|
define CLANG_NOALU32_BPF_BUILD_RULE
|
||
|
|
$(call msg,CLNG-BPF,$(TRUNNER_BINARY),$2)
|
||
|
|
$(Q)$(CLANG) $3 -O2 -target bpf -c $1 -o $2 -mcpu=v2
|
||
|
|
endef
|
||
|
|
# Build BPF object using GCC
|
||
|
|
define GCC_BPF_BUILD_RULE
|
||
|
|
$(call msg,GCC-BPF,$(TRUNNER_BINARY),$2)
|
||
|
|
$(Q)$(BPF_GCC) $3 -O2 -c $1 -o $2
|
||
|
|
endef
|
||
|
|
|
||
|
|
SKEL_BLACKLIST := btf__% test_pinning_invalid.c test_sk_assign.c
|
||
|
|
|
||
|
|
LINKED_SKELS := test_static_linked.skel.h linked_funcs.skel.h \
|
||
|
|
linked_vars.skel.h linked_maps.skel.h
|
||
|
|
|
||
|
|
LSKELS := kfunc_call_test.c fentry_test.c fexit_test.c fexit_sleep.c \
|
||
|
|
test_ksyms_module.c test_ringbuf.c atomics.c trace_printk.c
|
||
|
|
SKEL_BLACKLIST += $$(LSKELS)
|
||
|
|
|
||
|
|
test_static_linked.skel.h-deps := test_static_linked1.o test_static_linked2.o
|
||
|
|
linked_funcs.skel.h-deps := linked_funcs1.o linked_funcs2.o
|
||
|
|
linked_vars.skel.h-deps := linked_vars1.o linked_vars2.o
|
||
|
|
linked_maps.skel.h-deps := linked_maps1.o linked_maps2.o
|
||
|
|
|
||
|
|
LINKED_BPF_SRCS := $(patsubst %.o,%.c,$(foreach skel,$(LINKED_SKELS),$($(skel)-deps)))
|
||
|
|
|
||
|
|
# Set up extra TRUNNER_XXX "temporary" variables in the environment (relies on
|
||
|
|
# $eval()) and pass control to DEFINE_TEST_RUNNER_RULES.
|
||
|
|
# Parameters:
|
||
|
|
# $1 - test runner base binary name (e.g., test_progs)
|
||
|
|
# $2 - test runner extra "flavor" (e.g., no_alu32, gcc-bpf, etc)
|
||
|
|
define DEFINE_TEST_RUNNER
|
||
|
|
|
||
|
|
TRUNNER_OUTPUT := $(OUTPUT)$(if $2,/)$2
|
||
|
|
TRUNNER_BINARY := $1$(if $2,-)$2
|
||
|
|
TRUNNER_TEST_OBJS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.test.o, \
|
||
|
|
$$(notdir $$(wildcard $(TRUNNER_TESTS_DIR)/*.c)))
|
||
|
|
TRUNNER_EXTRA_OBJS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.o, \
|
||
|
|
$$(filter %.c,$(TRUNNER_EXTRA_SOURCES)))
|
||
|
|
TRUNNER_EXTRA_HDRS := $$(filter %.h,$(TRUNNER_EXTRA_SOURCES))
|
||
|
|
TRUNNER_TESTS_HDR := $(TRUNNER_TESTS_DIR)/tests.h
|
||
|
|
TRUNNER_BPF_SRCS := $$(notdir $$(wildcard $(TRUNNER_BPF_PROGS_DIR)/*.c))
|
||
|
|
TRUNNER_BPF_OBJS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.o, $$(TRUNNER_BPF_SRCS))
|
||
|
|
TRUNNER_BPF_SKELS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.skel.h, \
|
||
|
|
$$(filter-out $(SKEL_BLACKLIST) $(LINKED_BPF_SRCS),\
|
||
|
|
$$(TRUNNER_BPF_SRCS)))
|
||
|
|
TRUNNER_BPF_LSKELS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.lskel.h, $$(LSKELS))
|
||
|
|
TRUNNER_BPF_SKELS_LINKED := $$(addprefix $$(TRUNNER_OUTPUT)/,$(LINKED_SKELS))
|
||
|
|
TEST_GEN_FILES += $$(TRUNNER_BPF_OBJS)
|
||
|
|
|
||
|
|
# Evaluate rules now with extra TRUNNER_XXX variables above already defined
|
||
|
|
$$(eval $$(call DEFINE_TEST_RUNNER_RULES,$1,$2))
|
||
|
|
|
||
|
|
endef
|
||
|
|
|
||
|
|
# Using TRUNNER_XXX variables, provided by callers of DEFINE_TEST_RUNNER and
|
||
|
|
# set up by DEFINE_TEST_RUNNER itself, create test runner build rules with:
|
||
|
|
# $1 - test runner base binary name (e.g., test_progs)
|
||
|
|
# $2 - test runner extra "flavor" (e.g., no_alu32, gcc-bpf, etc)
|
||
|
|
define DEFINE_TEST_RUNNER_RULES
|
||
|
|
|
||
|
|
ifeq ($($(TRUNNER_OUTPUT)-dir),)
|
||
|
|
$(TRUNNER_OUTPUT)-dir := y
|
||
|
|
$(TRUNNER_OUTPUT):
|
||
|
|
$$(call msg,MKDIR,,$$@)
|
||
|
|
$(Q)mkdir -p $$@
|
||
|
|
endif
|
||
|
|
|
||
|
|
# ensure we set up BPF objects generation rule just once for a given
|
||
|
|
# input/output directory combination
|
||
|
|
ifeq ($($(TRUNNER_BPF_PROGS_DIR)$(if $2,-)$2-bpfobjs),)
|
||
|
|
$(TRUNNER_BPF_PROGS_DIR)$(if $2,-)$2-bpfobjs := y
|
||
|
|
$(TRUNNER_BPF_OBJS): $(TRUNNER_OUTPUT)/%.o: \
|
||
|
|
$(TRUNNER_BPF_PROGS_DIR)/%.c \
|
||
|
|
$(TRUNNER_BPF_PROGS_DIR)/*.h \
|
||
|
|
$$(INCLUDE_DIR)/vmlinux.h \
|
||
|
|
$(wildcard $(BPFDIR)/bpf_*.h) \
|
||
|
|
| $(TRUNNER_OUTPUT) $$(BPFOBJ)
|
||
|
|
$$(call $(TRUNNER_BPF_BUILD_RULE),$$<,$$@, \
|
||
|
|
$(TRUNNER_BPF_CFLAGS))
|
||
|
|
|
||
|
|
$(TRUNNER_BPF_SKELS): %.skel.h: %.o $(BPFTOOL) | $(TRUNNER_OUTPUT)
|
||
|
|
$$(call msg,GEN-SKEL,$(TRUNNER_BINARY),$$@)
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked1.o) $$<
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked2.o) $$(<:.o=.linked1.o)
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked3.o) $$(<:.o=.linked2.o)
|
||
|
|
$(Q)diff $$(<:.o=.linked2.o) $$(<:.o=.linked3.o)
|
||
|
|
$(Q)$$(BPFTOOL) gen skeleton $$(<:.o=.linked3.o) name $$(notdir $$(<:.o=)) > $$@
|
||
|
|
|
||
|
|
$(TRUNNER_BPF_LSKELS): %.lskel.h: %.o $(BPFTOOL) | $(TRUNNER_OUTPUT)
|
||
|
|
$$(call msg,GEN-SKEL,$(TRUNNER_BINARY),$$@)
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked1.o) $$<
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked2.o) $$(<:.o=.linked1.o)
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(<:.o=.linked3.o) $$(<:.o=.linked2.o)
|
||
|
|
$(Q)diff $$(<:.o=.linked2.o) $$(<:.o=.linked3.o)
|
||
|
|
$(Q)$$(BPFTOOL) gen skeleton -L $$(<:.o=.linked3.o) name $$(notdir $$(<:.o=)) > $$@
|
||
|
|
|
||
|
|
$(TRUNNER_BPF_SKELS_LINKED): $(TRUNNER_BPF_OBJS) $(BPFTOOL) | $(TRUNNER_OUTPUT)
|
||
|
|
$$(call msg,LINK-BPF,$(TRUNNER_BINARY),$$(@:.skel.h=.o))
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(@:.skel.h=.linked1.o) $$(addprefix $(TRUNNER_OUTPUT)/,$$($$(@F)-deps))
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(@:.skel.h=.linked2.o) $$(@:.skel.h=.linked1.o)
|
||
|
|
$(Q)$$(BPFTOOL) gen object $$(@:.skel.h=.linked3.o) $$(@:.skel.h=.linked2.o)
|
||
|
|
$(Q)diff $$(@:.skel.h=.linked2.o) $$(@:.skel.h=.linked3.o)
|
||
|
|
$$(call msg,GEN-SKEL,$(TRUNNER_BINARY),$$@)
|
||
|
|
$(Q)$$(BPFTOOL) gen skeleton $$(@:.skel.h=.linked3.o) name $$(notdir $$(@:.skel.h=)) > $$@
|
||
|
|
endif
|
||
|
|
|
||
|
|
# ensure we set up tests.h header generation rule just once
|
||
|
|
ifeq ($($(TRUNNER_TESTS_DIR)-tests-hdr),)
|
||
|
|
$(TRUNNER_TESTS_DIR)-tests-hdr := y
|
||
|
|
$(TRUNNER_TESTS_HDR): $(TRUNNER_TESTS_DIR)/*.c
|
||
|
|
$$(call msg,TEST-HDR,$(TRUNNER_BINARY),$$@)
|
||
|
|
$$(shell ( cd $(TRUNNER_TESTS_DIR); \
|
||
|
|
echo '/* Generated header, do not edit */'; \
|
||
|
|
ls *.c 2> /dev/null | \
|
||
|
|
sed -e 's@\([^\.]*\)\.c@DEFINE_TEST(\1)@'; \
|
||
|
|
) > $$@)
|
||
|
|
endif
|
||
|
|
|
||
|
|
# compile individual test files
|
||
|
|
# Note: we cd into output directory to ensure embedded BPF object is found
|
||
|
|
$(TRUNNER_TEST_OBJS): $(TRUNNER_OUTPUT)/%.test.o: \
|
||
|
|
$(TRUNNER_TESTS_DIR)/%.c \
|
||
|
|
$(TRUNNER_EXTRA_HDRS) \
|
||
|
|
$(TRUNNER_BPF_OBJS) \
|
||
|
|
$(TRUNNER_BPF_SKELS) \
|
||
|
|
$(TRUNNER_BPF_LSKELS) \
|
||
|
|
$(TRUNNER_BPF_SKELS_LINKED) \
|
||
|
|
$$(BPFOBJ) | $(TRUNNER_OUTPUT)
|
||
|
|
$$(call msg,TEST-OBJ,$(TRUNNER_BINARY),$$@)
|
||
|
|
$(Q)cd $$(@D) && $$(CC) -I. $$(CFLAGS) -c $(CURDIR)/$$< $$(LDLIBS) -o $$(@F)
|
||
|
|
|
||
|
|
$(TRUNNER_EXTRA_OBJS): $(TRUNNER_OUTPUT)/%.o: \
|
||
|
|
%.c \
|
||
|
|
$(TRUNNER_EXTRA_HDRS) \
|
||
|
|
$(TRUNNER_TESTS_HDR) \
|
||
|
|
$$(BPFOBJ) | $(TRUNNER_OUTPUT)
|
||
|
|
$$(call msg,EXT-OBJ,$(TRUNNER_BINARY),$$@)
|
||
|
|
$(Q)$$(CC) $$(CFLAGS) -c $$< $$(LDLIBS) -o $$@
|
||
|
|
|
||
|
|
# non-flavored in-srctree builds receive special treatment, in particular, we
|
||
|
|
# do not need to copy extra resources (see e.g. test_btf_dump_case())
|
||
|
|
$(TRUNNER_BINARY)-extras: $(TRUNNER_EXTRA_FILES) | $(TRUNNER_OUTPUT)
|
||
|
|
ifneq ($2:$(OUTPUT),:$(shell pwd))
|
||
|
|
$$(call msg,EXT-COPY,$(TRUNNER_BINARY),$(TRUNNER_EXTRA_FILES))
|
||
|
|
$(Q)rsync -aq $$^ $(TRUNNER_OUTPUT)/
|
||
|
|
endif
|
||
|
|
|
||
|
|
$(OUTPUT)/$(TRUNNER_BINARY): $(TRUNNER_TEST_OBJS) \
|
||
|
|
$(TRUNNER_EXTRA_OBJS) $$(BPFOBJ) \
|
||
|
|
$(RESOLVE_BTFIDS) \
|
||
|
|
| $(TRUNNER_BINARY)-extras
|
||
|
|
$$(call msg,BINARY,,$$@)
|
||
|
|
$(Q)$$(CC) $$(CFLAGS) $$(filter %.a %.o,$$^) $$(LDLIBS) -o $$@
|
||
|
|
$(Q)$(RESOLVE_BTFIDS) --no-fail --btf $(TRUNNER_OUTPUT)/btf_data.o $$@
|
||
|
|
|
||
|
|
endef
|
||
|
|
|
||
|
|
# Define test_progs test runner.
|
||
|
|
TRUNNER_TESTS_DIR := prog_tests
|
||
|
|
TRUNNER_BPF_PROGS_DIR := progs
|
||
|
|
TRUNNER_EXTRA_SOURCES := test_progs.c cgroup_helpers.c trace_helpers.c \
|
||
|
|
network_helpers.c testing_helpers.c \
|
||
|
|
btf_helpers.c flow_dissector_load.h
|
||
|
|
TRUNNER_EXTRA_FILES := $(OUTPUT)/urandom_read $(OUTPUT)/bpf_testmod.ko \
|
||
|
|
ima_setup.sh \
|
||
|
|
$(wildcard progs/btf_dump_test_case_*.c)
|
||
|
|
TRUNNER_BPF_BUILD_RULE := CLANG_BPF_BUILD_RULE
|
||
|
|
TRUNNER_BPF_CFLAGS := $(BPF_CFLAGS) $(CLANG_CFLAGS)
|
||
|
|
TRUNNER_BPF_CFLAGS += -DENABLE_ATOMICS_TESTS
|
||
|
|
$(eval $(call DEFINE_TEST_RUNNER,test_progs))
|
||
|
|
|
||
|
|
# Define test_progs-no_alu32 test runner.
|
||
|
|
TRUNNER_BPF_BUILD_RULE := CLANG_NOALU32_BPF_BUILD_RULE
|
||
|
|
TRUNNER_BPF_CFLAGS := $(BPF_CFLAGS) $(CLANG_CFLAGS)
|
||
|
|
$(eval $(call DEFINE_TEST_RUNNER,test_progs,no_alu32))
|
||
|
|
|
||
|
|
# Define test_progs BPF-GCC-flavored test runner.
|
||
|
|
ifneq ($(BPF_GCC),)
|
||
|
|
TRUNNER_BPF_BUILD_RULE := GCC_BPF_BUILD_RULE
|
||
|
|
TRUNNER_BPF_CFLAGS := $(BPF_CFLAGS) $(call get_sys_includes,gcc)
|
||
|
|
$(eval $(call DEFINE_TEST_RUNNER,test_progs,bpf_gcc))
|
||
|
|
endif
|
||
|
|
|
||
|
|
# Define test_maps test runner.
|
||
|
|
TRUNNER_TESTS_DIR := map_tests
|
||
|
|
TRUNNER_BPF_PROGS_DIR := progs
|
||
|
|
TRUNNER_EXTRA_SOURCES := test_maps.c
|
||
|
|
TRUNNER_EXTRA_FILES :=
|
||
|
|
TRUNNER_BPF_BUILD_RULE := $$(error no BPF objects should be built)
|
||
|
|
TRUNNER_BPF_CFLAGS :=
|
||
|
|
$(eval $(call DEFINE_TEST_RUNNER,test_maps))
|
||
|
|
|
||
|
|
# Define test_verifier test runner.
|
||
|
|
# It is much simpler than test_maps/test_progs and sufficiently different from
|
||
|
|
# them (e.g., test.h is using completely pattern), that it's worth just
|
||
|
|
# explicitly defining all the rules explicitly.
|
||
|
|
verifier/tests.h: verifier/*.c
|
||
|
|
$(shell ( cd verifier/; \
|
||
|
|
echo '/* Generated header, do not edit */'; \
|
||
|
|
echo '#ifdef FILL_ARRAY'; \
|
||
|
|
ls *.c 2> /dev/null | sed -e 's@\(.*\)@#include \"\1\"@'; \
|
||
|
|
echo '#endif' \
|
||
|
|
) > verifier/tests.h)
|
||
|
|
$(OUTPUT)/test_verifier: test_verifier.c verifier/tests.h $(BPFOBJ) | $(OUTPUT)
|
||
|
|
$(call msg,BINARY,,$@)
|
||
|
|
$(Q)$(CC) $(CFLAGS) $(filter %.a %.o %.c,$^) $(LDLIBS) -o $@
|
||
|
|
|
||
|
|
# Make sure we are able to include and link libbpf against c++.
|
||
|
|
$(OUTPUT)/test_cpp: test_cpp.cpp $(OUTPUT)/test_core_extern.skel.h $(BPFOBJ)
|
||
|
|
$(call msg,CXX,,$@)
|
||
|
|
$(Q)$(CXX) $(CFLAGS) $(filter %.a %.o %.cpp,$^) $(LDLIBS) -o $@
|
||
|
|
|
||
|
|
# Benchmark runner
|
||
|
|
$(OUTPUT)/bench_%.o: benchs/bench_%.c bench.h
|
||
|
|
$(call msg,CC,,$@)
|
||
|
|
$(Q)$(CC) $(CFLAGS) -c $(filter %.c,$^) $(LDLIBS) -o $@
|
||
|
|
$(OUTPUT)/bench_rename.o: $(OUTPUT)/test_overhead.skel.h
|
||
|
|
$(OUTPUT)/bench_trigger.o: $(OUTPUT)/trigger_bench.skel.h
|
||
|
|
$(OUTPUT)/bench_ringbufs.o: $(OUTPUT)/ringbuf_bench.skel.h \
|
||
|
|
$(OUTPUT)/perfbuf_bench.skel.h
|
||
|
|
$(OUTPUT)/bench.o: bench.h testing_helpers.h
|
||
|
|
$(OUTPUT)/bench: LDLIBS += -lm
|
||
|
|
$(OUTPUT)/bench: $(OUTPUT)/bench.o $(OUTPUT)/testing_helpers.o \
|
||
|
|
$(OUTPUT)/bench_count.o \
|
||
|
|
$(OUTPUT)/bench_rename.o \
|
||
|
|
$(OUTPUT)/bench_trigger.o \
|
||
|
|
$(OUTPUT)/bench_ringbufs.o
|
||
|
|
$(call msg,BINARY,,$@)
|
||
|
|
$(Q)$(CC) $(LDFLAGS) -o $@ $(filter %.a %.o,$^) $(LDLIBS)
|
||
|
|
|
||
|
|
EXTRA_CLEAN := $(TEST_CUSTOM_PROGS) $(SCRATCH_DIR) $(HOST_SCRATCH_DIR) \
|
||
|
|
prog_tests/tests.h map_tests/tests.h verifier/tests.h \
|
||
|
|
feature \
|
||
|
|
$(addprefix $(OUTPUT)/,*.o *.skel.h *.lskel.h no_alu32 bpf_gcc bpf_testmod.ko)
|
||
|
|
|
||
|
|
.PHONY: docs docs-clean
|