selftests/bpf: Test libbpf_{prog,attach}_type_by_name
Add selftest for libbpf functions libbpf_prog_type_by_name and libbpf_attach_type_by_name. Example of output: % ./tools/testing/selftests/bpf/test_section_names Summary: 35 PASSED, 0 FAILED Signed-off-by: Andrey Ignatov <rdna@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Andrey Ignatov
Daniel Borkmann
Родитель
c9bf507d0a
Коммит
370920c47b
|
|
@ -23,7 +23,7 @@ $(TEST_CUSTOM_PROGS): $(OUTPUT)/%: %.c
|
|||
TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \
|
||||
test_align test_verifier_log test_dev_cgroup test_tcpbpf_user \
|
||||
test_sock test_btf test_sockmap test_lirc_mode2_user get_cgroup_id_user \
|
||||
test_socket_cookie test_cgroup_storage test_select_reuseport
|
||||
test_socket_cookie test_cgroup_storage test_select_reuseport test_section_names
|
||||
|
||||
TEST_GEN_FILES = test_pkt_access.o test_xdp.o test_l4lb.o test_tcp_estats.o test_obj_id.o \
|
||||
test_pkt_md_access.o test_xdp_redirect.o test_xdp_meta.o sockmap_parse_prog.o \
|
||||
|
|
|
|||
|
|
@ -0,0 +1,208 @@
|
|||
// SPDX-License-Identifier: GPL-2.0
|
||||
// Copyright (c) 2018 Facebook
|
||||
|
||||
#include <err.h>
|
||||
#include <bpf/libbpf.h>
|
||||
|
||||
#include "bpf_util.h"
|
||||
|
||||
struct sec_name_test {
|
||||
const char sec_name[32];
|
||||
struct {
|
||||
int rc;
|
||||
enum bpf_prog_type prog_type;
|
||||
enum bpf_attach_type expected_attach_type;
|
||||
} expected_load;
|
||||
struct {
|
||||
int rc;
|
||||
enum bpf_attach_type attach_type;
|
||||
} expected_attach;
|
||||
};
|
||||
|
||||
static struct sec_name_test tests[] = {
|
||||
{"InvAliD", {-EINVAL, 0, 0}, {-EINVAL, 0} },
|
||||
{"cgroup", {-EINVAL, 0, 0}, {-EINVAL, 0} },
|
||||
{"socket", {0, BPF_PROG_TYPE_SOCKET_FILTER, 0}, {-EINVAL, 0} },
|
||||
{"kprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
|
||||
{"kretprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
|
||||
{"classifier", {0, BPF_PROG_TYPE_SCHED_CLS, 0}, {-EINVAL, 0} },
|
||||
{"action", {0, BPF_PROG_TYPE_SCHED_ACT, 0}, {-EINVAL, 0} },
|
||||
{"tracepoint/", {0, BPF_PROG_TYPE_TRACEPOINT, 0}, {-EINVAL, 0} },
|
||||
{
|
||||
"raw_tracepoint/",
|
||||
{0, BPF_PROG_TYPE_RAW_TRACEPOINT, 0},
|
||||
{-EINVAL, 0},
|
||||
},
|
||||
{"xdp", {0, BPF_PROG_TYPE_XDP, 0}, {-EINVAL, 0} },
|
||||
{"perf_event", {0, BPF_PROG_TYPE_PERF_EVENT, 0}, {-EINVAL, 0} },
|
||||
{"lwt_in", {0, BPF_PROG_TYPE_LWT_IN, 0}, {-EINVAL, 0} },
|
||||
{"lwt_out", {0, BPF_PROG_TYPE_LWT_OUT, 0}, {-EINVAL, 0} },
|
||||
{"lwt_xmit", {0, BPF_PROG_TYPE_LWT_XMIT, 0}, {-EINVAL, 0} },
|
||||
{"lwt_seg6local", {0, BPF_PROG_TYPE_LWT_SEG6LOCAL, 0}, {-EINVAL, 0} },
|
||||
{
|
||||
"cgroup_skb/ingress",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
|
||||
{0, BPF_CGROUP_INET_INGRESS},
|
||||
},
|
||||
{
|
||||
"cgroup_skb/egress",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
|
||||
{0, BPF_CGROUP_INET_EGRESS},
|
||||
},
|
||||
{"cgroup/skb", {0, BPF_PROG_TYPE_CGROUP_SKB, 0}, {-EINVAL, 0} },
|
||||
{
|
||||
"cgroup/sock",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK, 0},
|
||||
{0, BPF_CGROUP_INET_SOCK_CREATE},
|
||||
},
|
||||
{
|
||||
"cgroup/post_bind4",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET4_POST_BIND},
|
||||
{0, BPF_CGROUP_INET4_POST_BIND},
|
||||
},
|
||||
{
|
||||
"cgroup/post_bind6",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET6_POST_BIND},
|
||||
{0, BPF_CGROUP_INET6_POST_BIND},
|
||||
},
|
||||
{
|
||||
"cgroup/dev",
|
||||
{0, BPF_PROG_TYPE_CGROUP_DEVICE, 0},
|
||||
{0, BPF_CGROUP_DEVICE},
|
||||
},
|
||||
{"sockops", {0, BPF_PROG_TYPE_SOCK_OPS, 0}, {0, BPF_CGROUP_SOCK_OPS} },
|
||||
{
|
||||
"sk_skb/stream_parser",
|
||||
{0, BPF_PROG_TYPE_SK_SKB, 0},
|
||||
{0, BPF_SK_SKB_STREAM_PARSER},
|
||||
},
|
||||
{
|
||||
"sk_skb/stream_verdict",
|
||||
{0, BPF_PROG_TYPE_SK_SKB, 0},
|
||||
{0, BPF_SK_SKB_STREAM_VERDICT},
|
||||
},
|
||||
{"sk_skb", {0, BPF_PROG_TYPE_SK_SKB, 0}, {-EINVAL, 0} },
|
||||
{"sk_msg", {0, BPF_PROG_TYPE_SK_MSG, 0}, {0, BPF_SK_MSG_VERDICT} },
|
||||
{"lirc_mode2", {0, BPF_PROG_TYPE_LIRC_MODE2, 0}, {0, BPF_LIRC_MODE2} },
|
||||
{
|
||||
"flow_dissector",
|
||||
{0, BPF_PROG_TYPE_FLOW_DISSECTOR, 0},
|
||||
{0, BPF_FLOW_DISSECTOR},
|
||||
},
|
||||
{
|
||||
"cgroup/bind4",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_BIND},
|
||||
{0, BPF_CGROUP_INET4_BIND},
|
||||
},
|
||||
{
|
||||
"cgroup/bind6",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_BIND},
|
||||
{0, BPF_CGROUP_INET6_BIND},
|
||||
},
|
||||
{
|
||||
"cgroup/connect4",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_CONNECT},
|
||||
{0, BPF_CGROUP_INET4_CONNECT},
|
||||
},
|
||||
{
|
||||
"cgroup/connect6",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_CONNECT},
|
||||
{0, BPF_CGROUP_INET6_CONNECT},
|
||||
},
|
||||
{
|
||||
"cgroup/sendmsg4",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP4_SENDMSG},
|
||||
{0, BPF_CGROUP_UDP4_SENDMSG},
|
||||
},
|
||||
{
|
||||
"cgroup/sendmsg6",
|
||||
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP6_SENDMSG},
|
||||
{0, BPF_CGROUP_UDP6_SENDMSG},
|
||||
},
|
||||
};
|
||||
|
||||
static int test_prog_type_by_name(const struct sec_name_test *test)
|
||||
{
|
||||
enum bpf_attach_type expected_attach_type;
|
||||
enum bpf_prog_type prog_type;
|
||||
int rc;
|
||||
|
||||
rc = libbpf_prog_type_by_name(test->sec_name, &prog_type,
|
||||
&expected_attach_type);
|
||||
|
||||
if (rc != test->expected_load.rc) {
|
||||
warnx("prog: unexpected rc=%d for %s", rc, test->sec_name);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (rc)
|
||||
return 0;
|
||||
|
||||
if (prog_type != test->expected_load.prog_type) {
|
||||
warnx("prog: unexpected prog_type=%d for %s", prog_type,
|
||||
test->sec_name);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (expected_attach_type != test->expected_load.expected_attach_type) {
|
||||
warnx("prog: unexpected expected_attach_type=%d for %s",
|
||||
expected_attach_type, test->sec_name);
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int test_attach_type_by_name(const struct sec_name_test *test)
|
||||
{
|
||||
enum bpf_attach_type attach_type;
|
||||
int rc;
|
||||
|
||||
rc = libbpf_attach_type_by_name(test->sec_name, &attach_type);
|
||||
|
||||
if (rc != test->expected_attach.rc) {
|
||||
warnx("attach: unexpected rc=%d for %s", rc, test->sec_name);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (rc)
|
||||
return 0;
|
||||
|
||||
if (attach_type != test->expected_attach.attach_type) {
|
||||
warnx("attach: unexpected attach_type=%d for %s", attach_type,
|
||||
test->sec_name);
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int run_test_case(const struct sec_name_test *test)
|
||||
{
|
||||
if (test_prog_type_by_name(test))
|
||||
return -1;
|
||||
if (test_attach_type_by_name(test))
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int run_tests(void)
|
||||
{
|
||||
int passes = 0;
|
||||
int fails = 0;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < ARRAY_SIZE(tests); ++i) {
|
||||
if (run_test_case(&tests[i]))
|
||||
++fails;
|
||||
else
|
||||
++passes;
|
||||
}
|
||||
printf("Summary: %d PASSED, %d FAILED\n", passes, fails);
|
||||
return fails ? -1 : 0;
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
return run_tests();
|
||||
}
|
||||
Загрузка…
Ссылка в новой задаче