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Commit | Line | Data |
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b2441318 | 1 | # SPDX-License-Identifier: GPL-2.0 |
618e165b | 2 | |
d498f871 | 3 | LIBDIR := ../../../lib |
e8f1f34a | 4 | BPFDIR := $(LIBDIR)/bpf |
02ea80b1 DB |
5 | APIDIR := ../../../include/uapi |
6 | GENDIR := ../../../../include/generated | |
7 | GENHDR := $(GENDIR)/autoconf.h | |
d498f871 | 8 | |
02ea80b1 DB |
9 | ifneq ($(wildcard $(GENHDR)),) |
10 | GENFLAGS := -DHAVE_GENHDR | |
11 | endif | |
12 | ||
3ef84346 JW |
13 | CLANG ?= clang |
14 | LLC ?= llc | |
15 | LLVM_OBJCOPY ?= llvm-objcopy | |
16 | LLVM_READELF ?= llvm-readelf | |
17 | BTF_PAHOLE ?= pahole | |
d0cabbb0 | 18 | CFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(BPFDIR) -I$(GENDIR) $(GENFLAGS) -I../../../include |
af32efee | 19 | LDLIBS += -lcap -lelf -lrt -lpthread |
5aa5bd14 | 20 | |
f09b2e38 | 21 | # Order correspond to 'make run_tests' order |
18b3ad90 | 22 | TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \ |
1d436885 | 23 | test_align test_verifier_log test_dev_cgroup test_tcpbpf_user \ |
25a7991c HL |
24 | test_sock test_btf test_sockmap get_cgroup_id_user test_socket_cookie \ |
25 | test_cgroup_storage test_select_reuseport test_section_names \ | |
1f5fa9ab | 26 | test_netcnt test_tcpnotify_user test_sock_fields test_sysctl |
6882804c | 27 | |
bd4aed0e | 28 | BPF_OBJ_FILES = $(patsubst %.c,%.o, $(notdir $(wildcard progs/*.c))) |
4836b463 | 29 | TEST_GEN_FILES = $(BPF_OBJ_FILES) |
3ef84346 | 30 | |
64e39ee2 JW |
31 | # Also test sub-register code-gen if LLVM has eBPF v3 processor support which |
32 | # contains both ALU32 and JMP32 instructions. | |
3ef84346 JW |
33 | SUBREG_CODEGEN := $(shell echo "int cal(int a) { return a > 0; }" | \ |
34 | $(CLANG) -target bpf -O2 -emit-llvm -S -x c - -o - | \ | |
64e39ee2 | 35 | $(LLC) -mattr=+alu32 -mcpu=v3 2>&1 | \ |
3ef84346 JW |
36 | grep 'if w') |
37 | ifneq ($(SUBREG_CODEGEN),) | |
4836b463 | 38 | TEST_GEN_FILES += $(patsubst %.o,alu32/%.o, $(BPF_OBJ_FILES)) |
3ef84346 JW |
39 | endif |
40 | ||
f09b2e38 JDB |
41 | # Order correspond to 'make run_tests' order |
42 | TEST_PROGS := test_kmod.sh \ | |
43 | test_libbpf.sh \ | |
44 | test_xdp_redirect.sh \ | |
45 | test_xdp_meta.sh \ | |
622adafb | 46 | test_offload.py \ |
933a741e | 47 | test_sock_addr.sh \ |
c99a84ea | 48 | test_tunnel.sh \ |
6bdd533c | 49 | test_lwt_seg6local.sh \ |
5ecd8c22 | 50 | test_lirc_mode2.sh \ |
50b3ed57 | 51 | test_skb_cgroup_id.sh \ |
97396ff0 | 52 | test_flow_dissector.sh \ |
0fde56e4 | 53 | test_xdp_vlan.sh \ |
bafc0ba8 | 54 | test_lwt_ip_encap.sh \ |
98cdabcd | 55 | test_tcp_check_syncookie.sh \ |
7df5e3db PO |
56 | test_tc_tunnel.sh \ |
57 | test_tc_edt.sh | |
5aa5bd14 | 58 | |
f98937c6 | 59 | TEST_PROGS_EXTENDED := with_addr.sh \ |
1be72f29 | 60 | with_tunnels.sh \ |
f98937c6 AR |
61 | tcp_client.py \ |
62 | tcp_server.py | |
ef4ab844 | 63 | |
f09b2e38 | 64 | # Compile but not part of 'make run_tests' |
50b3ed57 | 65 | TEST_GEN_PROGS_EXTENDED = test_libbpf_open test_sock_addr test_skb_cgroup_id_user \ |
25a7991c HL |
66 | flow_dissector_load test_flow_dissector test_tcp_check_syncookie_user \ |
67 | test_lirc_mode2_user | |
f09b2e38 | 68 | |
e8f1f34a ZSL |
69 | include ../lib.mk |
70 | ||
3ef84346 JW |
71 | # NOTE: $(OUTPUT) won't get default value if used before lib.mk |
72 | TEST_CUSTOM_PROGS = $(OUTPUT)/urandom_read | |
73 | all: $(TEST_CUSTOM_PROGS) | |
74 | ||
75 | $(OUTPUT)/urandom_read: $(OUTPUT)/%: %.c | |
f6827526 | 76 | $(CC) -o $@ $< -Wl,--build-id |
3ef84346 | 77 | |
51a0e301 MKL |
78 | $(OUTPUT)/test_maps: map_tests/*.c |
79 | ||
41757dcb | 80 | BPFOBJ := $(OUTPUT)/libbpf.a |
e8f1f34a ZSL |
81 | |
82 | $(TEST_GEN_PROGS): $(BPFOBJ) | |
1da8ac7c | 83 | |
f09b2e38 JDB |
84 | $(TEST_GEN_PROGS_EXTENDED): $(OUTPUT)/libbpf.a |
85 | ||
41757dcb | 86 | $(OUTPUT)/test_dev_cgroup: cgroup_helpers.c |
5ecd8c22 | 87 | $(OUTPUT)/test_skb_cgroup_id_user: cgroup_helpers.c |
1d436885 | 88 | $(OUTPUT)/test_sock: cgroup_helpers.c |
e50b0a6f | 89 | $(OUTPUT)/test_sock_addr: cgroup_helpers.c |
194db0d9 | 90 | $(OUTPUT)/test_socket_cookie: cgroup_helpers.c |
16962b24 | 91 | $(OUTPUT)/test_sockmap: cgroup_helpers.c |
c65267e5 | 92 | $(OUTPUT)/test_tcpbpf_user: cgroup_helpers.c |
435f90a3 | 93 | $(OUTPUT)/test_tcpnotify_user: cgroup_helpers.c trace_helpers.c |
173965fb | 94 | $(OUTPUT)/test_progs: trace_helpers.c |
f269099a | 95 | $(OUTPUT)/get_cgroup_id_user: cgroup_helpers.c |
68cfa3ac | 96 | $(OUTPUT)/test_cgroup_storage: cgroup_helpers.c |
371e4fcc | 97 | $(OUTPUT)/test_netcnt: cgroup_helpers.c |
e0b27b3f | 98 | $(OUTPUT)/test_sock_fields: cgroup_helpers.c |
1f5fa9ab | 99 | $(OUTPUT)/test_sysctl: cgroup_helpers.c |
41757dcb | 100 | |
e8f1f34a | 101 | .PHONY: force |
d498f871 | 102 | |
d498f871 MS |
103 | # force a rebuild of BPFOBJ when its dependencies are updated |
104 | force: | |
105 | ||
106 | $(BPFOBJ): force | |
e8f1f34a | 107 | $(MAKE) -C $(BPFDIR) OUTPUT=$(OUTPUT)/ |
6882804c | 108 | |
cd95a892 | 109 | PROBE := $(shell $(LLC) -march=bpf -mcpu=probe -filetype=null /dev/null 2>&1) |
22c88526 DB |
110 | |
111 | # Let newer LLVM versions transparently probe the kernel for availability | |
112 | # of full BPF instruction set. | |
113 | ifeq ($(PROBE),) | |
114 | CPU ?= probe | |
115 | else | |
116 | CPU ?= generic | |
117 | endif | |
6882804c | 118 | |
167381f3 SB |
119 | # Get Clang's default includes on this system, as opposed to those seen by |
120 | # '-target bpf'. This fixes "missing" files on some architectures/distros, | |
121 | # such as asm/byteorder.h, asm/socket.h, asm/sockios.h, sys/cdefs.h etc. | |
122 | # | |
123 | # Use '-idirafter': Don't interfere with include mechanics except where the | |
124 | # build would have failed anyways. | |
125 | CLANG_SYS_INCLUDES := $(shell $(CLANG) -v -E - </dev/null 2>&1 \ | |
126 | | sed -n '/<...> search starts here:/,/End of search list./{ s| \(/.*\)|-idirafter \1|p }') | |
127 | ||
3bc35c63 | 128 | CLANG_FLAGS = -I. -I./include/uapi -I../../../include/uapi \ |
167381f3 | 129 | $(CLANG_SYS_INCLUDES) \ |
3bc35c63 AS |
130 | -Wno-compare-distinct-pointer-types |
131 | ||
132 | $(OUTPUT)/test_l4lb_noinline.o: CLANG_FLAGS += -fno-inline | |
b0b04fc4 | 133 | $(OUTPUT)/test_xdp_noinline.o: CLANG_FLAGS += -fno-inline |
3bc35c63 | 134 | |
43b987d2 MV |
135 | $(OUTPUT)/test_queue_map.o: test_queue_stack_map.h |
136 | $(OUTPUT)/test_stack_map.o: test_queue_stack_map.h | |
137 | ||
bf0f0fd9 SF |
138 | $(OUTPUT)/flow_dissector_load.o: flow_dissector_load.h |
139 | $(OUTPUT)/test_progs.o: flow_dissector_load.h | |
140 | ||
91bc07c9 JS |
141 | BTF_LLC_PROBE := $(shell $(LLC) -march=bpf -mattr=help 2>&1 | grep dwarfris) |
142 | BTF_PAHOLE_PROBE := $(shell $(BTF_PAHOLE) --help 2>&1 | grep BTF) | |
7c3e8b64 | 143 | BTF_OBJCOPY_PROBE := $(shell $(LLVM_OBJCOPY) --help 2>&1 | grep -i 'usage.*llvm') |
9ce6ae22 YS |
144 | BTF_LLVM_PROBE := $(shell echo "int main() { return 0; }" | \ |
145 | $(CLANG) -target bpf -O2 -g -c -x c - -o ./llvm_btf_verify.o; \ | |
2f092126 | 146 | $(LLVM_READELF) -S ./llvm_btf_verify.o | grep BTF; \ |
9ce6ae22 | 147 | /bin/rm -f ./llvm_btf_verify.o) |
c0fa1b6c | 148 | |
9ce6ae22 YS |
149 | ifneq ($(BTF_LLVM_PROBE),) |
150 | CLANG_FLAGS += -g | |
151 | else | |
c0fa1b6c MKL |
152 | ifneq ($(BTF_LLC_PROBE),) |
153 | ifneq ($(BTF_PAHOLE_PROBE),) | |
154 | ifneq ($(BTF_OBJCOPY_PROBE),) | |
155 | CLANG_FLAGS += -g | |
156 | LLC_FLAGS += -mattr=dwarfris | |
157 | DWARF2BTF = y | |
158 | endif | |
159 | endif | |
160 | endif | |
9ce6ae22 | 161 | endif |
c0fa1b6c | 162 | |
e78e00bd SF |
163 | TEST_PROGS_CFLAGS := -I. -I$(OUTPUT) |
164 | TEST_VERIFIER_CFLAGS := -I. -I$(OUTPUT) -Iverifier | |
165 | ||
3ef84346 JW |
166 | ifneq ($(SUBREG_CODEGEN),) |
167 | ALU32_BUILD_DIR = $(OUTPUT)/alu32 | |
168 | TEST_CUSTOM_PROGS += $(ALU32_BUILD_DIR)/test_progs_32 | |
169 | $(ALU32_BUILD_DIR): | |
170 | mkdir -p $@ | |
171 | ||
172 | $(ALU32_BUILD_DIR)/urandom_read: $(OUTPUT)/urandom_read | |
173 | cp $< $@ | |
174 | ||
e78e00bd SF |
175 | $(ALU32_BUILD_DIR)/test_progs_32: test_progs.c $(OUTPUT)/libbpf.a\ |
176 | $(ALU32_BUILD_DIR) \ | |
3ef84346 | 177 | $(ALU32_BUILD_DIR)/urandom_read |
e78e00bd SF |
178 | $(CC) $(TEST_PROGS_CFLAGS) $(CFLAGS) \ |
179 | -o $(ALU32_BUILD_DIR)/test_progs_32 \ | |
180 | test_progs.c trace_helpers.c prog_tests/*.c \ | |
181 | $(OUTPUT)/libbpf.a $(LDLIBS) | |
3f306588 SF |
182 | |
183 | $(ALU32_BUILD_DIR)/test_progs_32: $(PROG_TESTS_H) | |
3f306588 | 184 | $(ALU32_BUILD_DIR)/test_progs_32: prog_tests/*.c |
3ef84346 | 185 | |
bd4aed0e JW |
186 | $(ALU32_BUILD_DIR)/%.o: progs/%.c $(ALU32_BUILD_DIR) \ |
187 | $(ALU32_BUILD_DIR)/test_progs_32 | |
3ef84346 JW |
188 | $(CLANG) $(CLANG_FLAGS) \ |
189 | -O2 -target bpf -emit-llvm -c $< -o - | \ | |
190 | $(LLC) -march=bpf -mattr=+alu32 -mcpu=$(CPU) $(LLC_FLAGS) \ | |
191 | -filetype=obj -o $@ | |
192 | ifeq ($(DWARF2BTF),y) | |
193 | $(BTF_PAHOLE) -J $@ | |
194 | endif | |
195 | endif | |
196 | ||
f96afa76 QM |
197 | # Have one program compiled without "-target bpf" to test whether libbpf loads |
198 | # it successfully | |
bd4aed0e | 199 | $(OUTPUT)/test_xdp.o: progs/test_xdp.c |
f96afa76 QM |
200 | $(CLANG) $(CLANG_FLAGS) \ |
201 | -O2 -emit-llvm -c $< -o - | \ | |
202 | $(LLC) -march=bpf -mcpu=$(CPU) $(LLC_FLAGS) -filetype=obj -o $@ | |
203 | ifeq ($(DWARF2BTF),y) | |
204 | $(BTF_PAHOLE) -J $@ | |
205 | endif | |
c0fa1b6c | 206 | |
bd4aed0e | 207 | $(OUTPUT)/%.o: progs/%.c |
3bc35c63 | 208 | $(CLANG) $(CLANG_FLAGS) \ |
22c88526 | 209 | -O2 -target bpf -emit-llvm -c $< -o - | \ |
c0fa1b6c MKL |
210 | $(LLC) -march=bpf -mcpu=$(CPU) $(LLC_FLAGS) -filetype=obj -o $@ |
211 | ifeq ($(DWARF2BTF),y) | |
212 | $(BTF_PAHOLE) -J $@ | |
213 | endif | |
81f77fd0 | 214 | |
3f306588 | 215 | PROG_TESTS_H := $(OUTPUT)/prog_tests/tests.h |
6b7b6995 | 216 | test_progs.c: $(PROG_TESTS_H) |
e78e00bd | 217 | $(OUTPUT)/test_progs: CFLAGS += $(TEST_PROGS_CFLAGS) |
3f306588 SF |
218 | $(OUTPUT)/test_progs: prog_tests/*.c |
219 | ||
e78e00bd SF |
220 | PROG_TESTS_DIR = $(OUTPUT)/prog_tests |
221 | $(PROG_TESTS_DIR): | |
222 | mkdir -p $@ | |
223 | ||
3f306588 | 224 | PROG_TESTS_FILES := $(wildcard prog_tests/*.c) |
e78e00bd SF |
225 | $(PROG_TESTS_H): $(PROG_TESTS_DIR) $(PROG_TESTS_FILES) |
226 | $(shell ( cd prog_tests/; \ | |
3f306588 SF |
227 | echo '/* Generated header, do not edit */'; \ |
228 | echo '#ifdef DECLARE'; \ | |
229 | ls *.c 2> /dev/null | \ | |
230 | sed -e 's@\([^\.]*\)\.c@extern void test_\1(void);@'; \ | |
231 | echo '#endif'; \ | |
232 | echo '#ifdef CALL'; \ | |
233 | ls *.c 2> /dev/null | \ | |
234 | sed -e 's@\([^\.]*\)\.c@test_\1();@'; \ | |
235 | echo '#endif' \ | |
236 | ) > $(PROG_TESTS_H)) | |
237 | ||
51a0e301 MKL |
238 | TEST_MAPS_CFLAGS := -I. -I$(OUTPUT) |
239 | MAP_TESTS_DIR = $(OUTPUT)/map_tests | |
240 | $(MAP_TESTS_DIR): | |
241 | mkdir -p $@ | |
242 | MAP_TESTS_H := $(MAP_TESTS_DIR)/tests.h | |
243 | test_maps.c: $(MAP_TESTS_H) | |
244 | $(OUTPUT)/test_maps: CFLAGS += $(TEST_MAPS_CFLAGS) | |
245 | MAP_TESTS_FILES := $(wildcard map_tests/*.c) | |
246 | $(MAP_TESTS_H): $(MAP_TESTS_DIR) $(MAP_TESTS_FILES) | |
247 | $(shell ( cd map_tests/; \ | |
248 | echo '/* Generated header, do not edit */'; \ | |
249 | echo '#ifdef DECLARE'; \ | |
250 | ls *.c 2> /dev/null | \ | |
251 | sed -e 's@\([^\.]*\)\.c@extern void test_\1(void);@'; \ | |
252 | echo '#endif'; \ | |
253 | echo '#ifdef CALL'; \ | |
254 | ls *.c 2> /dev/null | \ | |
255 | sed -e 's@\([^\.]*\)\.c@test_\1();@'; \ | |
256 | echo '#endif' \ | |
257 | ) > $(MAP_TESTS_H)) | |
258 | ||
2a118154 | 259 | VERIFIER_TESTS_H := $(OUTPUT)/verifier/tests.h |
6b7b6995 | 260 | test_verifier.c: $(VERIFIER_TESTS_H) |
e78e00bd SF |
261 | $(OUTPUT)/test_verifier: CFLAGS += $(TEST_VERIFIER_CFLAGS) |
262 | ||
263 | VERIFIER_TESTS_DIR = $(OUTPUT)/verifier | |
264 | $(VERIFIER_TESTS_DIR): | |
265 | mkdir -p $@ | |
2dfb4012 JK |
266 | |
267 | VERIFIER_TEST_FILES := $(wildcard verifier/*.c) | |
e78e00bd SF |
268 | $(OUTPUT)/verifier/tests.h: $(VERIFIER_TESTS_DIR) $(VERIFIER_TEST_FILES) |
269 | $(shell ( cd verifier/; \ | |
2dfb4012 JK |
270 | echo '/* Generated header, do not edit */'; \ |
271 | echo '#ifdef FILL_ARRAY'; \ | |
272 | ls *.c 2> /dev/null | \ | |
273 | sed -e 's@\(.*\)@#include \"\1\"@'; \ | |
274 | echo '#endif' \ | |
2a118154 | 275 | ) > $(VERIFIER_TESTS_H)) |
2dfb4012 | 276 | |
2a118154 | 277 | EXTRA_CLEAN := $(TEST_CUSTOM_PROGS) $(ALU32_BUILD_DIR) \ |
51a0e301 | 278 | $(VERIFIER_TESTS_H) $(PROG_TESTS_H) $(MAP_TESTS_H) |